diff --git a/org.kde.labplot2.appdata.xml b/org.kde.labplot2.appdata.xml index 3e7f5bb17..603f2aaff 100644 --- a/org.kde.labplot2.appdata.xml +++ b/org.kde.labplot2.appdata.xml @@ -1,152 +1,152 @@ org.kde.labplot2.desktop CC0-1.0 GPL-2.0+ LabPlot LabPlot LabPlot LabPlot LabPlot LabPlot LabPlot LabPlot LabPlot LabPlot LabPlot LabPlot LabPlot LabPlot LabPlot LabPlot LabPlot LabPlot LabPlot LabPlot LabPlot LabPlot Labplot LabPlot LabPlot xxLabPlotxx LabPlot LabPlot Interactive graphing and analysis of scientific data Representació interactiva de grafs i anàlisi de dades científiques Grafica interattiva e analisi dei dati scientifici Interactief maken van grafieken en analyseren van wetenschappelijke gegevens Interaktywne przestawianie graficzne i analizy danych naukowych Gráficos interactivos e análise de dados científicos Criação de gráficos interativos e análise de dados científicos Interaktiv diagramritning och analys av vetenskaplig data Інтерактивна побудова графіків та аналіз наукових даних xxInteractive graphing and analysis of scientific dataxx

LabPlot is an application for interactive graphing and analysis of scientific data.

El LabPlot és una aplicació per a la representació interactiva de grafs i anàlisi de dades científiques.

LabPlot è un'applicazione per la grafica interattiva e per l'analisi dei dati scientifici.

LabPlot2 is een toepassing voor het interactief maken van grafieken en het analyseren van wetenschappelijke gegevens.

LabPlot jest aplikacją do interaktywnego przestawiania graficznego i analizy danych naukowych.

O LabPlot é uma aplicação para gráficos interactivos e para a análise de dados científicos.

O LabPlot é um aplicativo para criação de gráficos interativos e análise de dados científicos.

Labplot är ett program för interaktiv diagramritning och analys av vetenskaplig data.

LabPlot — програма для інтерактивної побудови графіків та аналізу наукових даних.

xxLabPlot is an application for interactive graphing and analysis of scientific data.xx

LabPlot provides an easy way to create, manage and edit plots. It allows you to produce plots based on data from a spreadsheet or on data imported from external files. Plots can be exported to several pixmap and vector graphic formats.

Grafikov LabPlot pruža jednostavan način za stvaranje, upravljanje i uređivanje crtanja dijagrama. On vam omogućava da proizvede crteže na osnovu podataka iz tabele ili podataka uvezenih iz eksternih fajlova. Crteži se mogu izvoziti u nekoliko pixmap i vektor grafičkih formata.

El LabPlot proporciona una manera fàcil de crear, gestionar i editar grafs. Permet produir grafs a partir de les dades d'un full de càlcul o en les dades importades des de fitxers externs. Els grafs es poden exportar a diversos formats de mapa de píxels i de gràfics vectorials.

El LabPlot proporciona una manera fàcil de crear, gestionar i editar grafs. Permet produir grafs a partir de les dades d'un full de càlcul o en les dades importades des de fitxers externs. Els grafs es poden exportar a diversos formats de mapa de píxels i de gràfics vectorials.

LabPlot erlaubt es auf einfache Weise Grafiken zu erzeugen, zu verwalten und zu bearbeiten.Grafiken können aus externen Daten oder aus einer Tabelle erzeugt werden.Der Export der Grafiken in verschiedene Pixmap- und Vektorformate ist möglich.

Το LabPlot παρέχει έναν εύκολο τρόπο δημιουργίας, διαχείρισης και επεξεργασίας γραφικών παραστάσεων. Σας επιτρέπει να δημιουργείτε γραφικές παρασασεις με βάση δεδομένα από φύλλα εργασίας ή εισηγμένα από εξωτερικά αρχεία. Οι γραφικές παραστάσεις μπορούν να εξαχθούν σε διάφορους τύπους αποθήκευσης χρωματικής περίπλεξης ή διανυσματικών γραφικών.

LabPlot provides an easy way to create, manage and edit plots. It allows you to produce plots based on data from a spreadsheet or on data imported from external files. Plots can be exported to several pixmap and vector graphic formats.

LabPlot proporciona un sencillo modo de crear, gestionar y editar gráficos. Le permite generar gráficos basados en datos obtenidos de una hoja de cálculo o importados de archivos externos. Los gráficos se pueden exportar a diversos formatos de imagen y vectoriales.

LabPlot-ek grafikoak sortu, kudeatu eta editatzeko era erraz bat eskaintzen du. Grafikoak sortzen uzten dizu kalkulu-orrietako datuekin edo kanpoko fitxategietatik inportatutako datuekin. Grafikoak hainbat pixel-mapa eta bektore grafiko formatutara esportatu daitezke.

LabPlot tarjoaa helpon tavan luoda, hallita ja muokata kaavioita. Voit tuottaa kaavioita laskentataulukon tai muiden ulkoisten tiedostojen datasta. Kaavioita voi viedä eri bittikartta- ja vektorigrafiikkamuotoihin.

LabPlot fournit une moyen facile de créer, gérer et éditer des courbes. Il vous permet de produire des courbes basées sur des données issues d'un tableur ou d'un fichier externe. Les courbes peuvent être exportées vers plusieurs format d'image matriciels ou vectoriels.

LabPlot fornece unha forma doada de crear, xestionar e editar gráficos. Permítelle producir gráficos baseados en datos dunha folla de cálculo ou datos importados de ficheiros externos. Pode exportar os gráficos en distintos formatos de imaxe, de mapas de píxeles ou vectoriais.

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LabPlot menyediakan cara mudah untuk menciptakan, mengelola, dan mengedit plot. Ini memungkinkanmu menghasilkan plot berdasarkan data dari spreadsheet atau data yang diimpor dari file eksternal. Plot bisa diekspor ke beberapa format grafik pixmap dan vector.

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LabPlot menyediakan cara mudah untuk menciptakan, mengelola, dan mengedit plot. Ini memungkinkanmu menghasilkan plot berdasarkan data dari lembar-kerja atau data yang diimpor dari file eksternal. Plot bisa diekspor ke beberapa format grafik pixmap dan vector.

LabPlot fornisce una modalità semplice per creare, gestire e modificare i grafici. Ti permette di generare grafici basati sui dati di un foglio elettronico, oppure importati da file esterni. I grafici possono essere esportati in diverse immagini e in diversi formati grafici vettoriali.

Met LabPlot is het eenvoudig plots te maken, te beheren en te bewerken. U kunt er plots mee maken op basis van gegevens in een werkblad (spreadsheet), of van gegevens die uit externe bestanden zijn geïmporteerd. Plots kunnen worden geëxporteerd in diverse pixmap- of vector-grafische bestanden.

LabPlot zapewnia łatwy sposób do tworzenia, zarządzania i edytowania wykresów. Umożliwia tworzenie wykresów na podstawie danych z arkusza kalkulacyjnego lub danych zaimportowanych z plików zewnętrznych. Wykresy można eksportować do kilku formatów graficznych map pikselowych i wektorowych.

O LabPlot oferece uma forma simples de criar, gerir e editar os gráficos. Permite-lhe produzir gráficos com base nos dados de uma folha de cálculo ou nos dados importados de ficheiros externos. Os gráficos podem ser exportados para diferentes formatos de imagens rasterizados e vectoriais.

O LabPlot oferece uma forma simples de criar, gerenciar e editar gráficos. Permite-lhe produzir gráficos com base nos dados de uma planilha ou nos dados importados de arquivos externos. Os gráficos podem ser exportados para diferentes formatos de imagens rasterizadas e vetoriais.

LabPlot poskytuje jednoduché možnosti na vytváranie, správu a úpravu nákresov. Umožní vám vyrobiť nákresy založené na údajoch z tabuľky alebo z údajov importovaných z externých súborov. Nákresy sa dajú exportovať do niekoľkých rastrových a vektorových grafických formátov.

Labplot tillhandahåller ett enkelt sätt att skapa, hantera och redigera diagram. Det låter dig skapa diagram baserat på data från ett kalkylark eller data importerad från externa filer. Diagram kan exporteras till flera olika punktavbildnings- och vektorgrafik-format.

LabPlot çizimleri oluşturmak, yönetmek ve düzenlemek için kolay bir yol sağlar. Bir tablodaki verilere veya harici dosyalardan alınan verilere dayalı çizimler üretmenizi sağlar. Çizimler çeşitli piksmap ve vektör grafik formatlarına aktarılabilir.

За допомогою LabPlot просто створювати креслення, керувати ними та редагувати креслення. За допомогою програми можна створювати креслення на основі електронної таблиці або даних, імпортованих із зовнішнього файла. Креслення можна експортувати у форматі растрового або векторного зображення.

xxLabPlot provides an easy way to create, manage and edit plots. It allows you to produce plots based on data from a spreadsheet or on data imported from external files. Plots can be exported to several pixmap and vector graphic formats.xx

LabPlot 提供了一种方便地创建、 管理和编辑图表的方式。它允许您基于电子表格的数据或从外部文件导入的数据来绘制图表。图表可以导出到多种格式的位图或矢量图形。

 https://labplot.kde.org/ https://bugs.kde.org/enter_bug.cgi?product=LabPlot2&format=guided Fit example Exemple d'ajust Exemple d'ajust Fit example Ejemplo de ajuste Egokitzeko adibidea Exemplo de axuste. Contoh pas Adatta esempio Voorbeeld aanpassing Przykład dopasowania Exemplo de ajuste Exemplo de ajuste Anpassningsexempel Приклад апроксимації xxFit examplexx https://cdn.kde.org/screenshots/labplot2/labplot2_appdata_01.png Mathematical function Funció matemàtica Funció matemàtica Matematická funkce Mathematische Funktion Mathematical function Función matemática Funtzio matematikoa Función matemática. Fungsi matematika Funzioni matematica Wiskundige functie Funkcja matematyczna Função matemática Função matemática Matematisk funktion Математична функція xxMathematical functionxx https://cdn.kde.org/screenshots/labplot2/labplot2_appdata_02.png CAS worksheet Full de treball CAS Full de treball CAS CAS-Arbeitsblatt CAS worksheet Hoja de trabajo CAS CAS lan-orria Folla de traballo de CAS. Lembar kerja CAS Foglio di lavoro CAS CAS werkblad Arkusz roboczy CAS Folha de cálculo CAS Folha de trabalho CAS CAS-arbetsblad Робочий аркуш СКА xxCAS worksheetxx https://cdn.kde.org/screenshots/labplot2/labplot2_appdata_03.png KDE labplot2 diff --git a/src/backend/core/AbstractAspect.cpp b/src/backend/core/AbstractAspect.cpp index 2b018eccd..8ac5570cd 100644 --- a/src/backend/core/AbstractAspect.cpp +++ b/src/backend/core/AbstractAspect.cpp @@ -1,897 +1,894 @@ /*************************************************************************** File : AbstractAspect.cpp Project : LabPlot -------------------------------------------------------------------- Copyright : (C) 2007-2009 by Tilman Benkert (thzs@gmx.net) Copyright : (C) 2007-2010 by Knut Franke (knut.franke@gmx.de) Copyright : (C) 2011-2016 by Alexander Semke (alexander.semke@web.de) Description : Base class for all objects in a Project. ***************************************************************************/ /*************************************************************************** * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * * This program is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * * GNU General Public License for more details. * * * * You should have received a copy of the GNU General Public License * * along with this program; if not, write to the Free Software * * Foundation, Inc., 51 Franklin Street, Fifth Floor, * * Boston, MA 02110-1301 USA * * * ***************************************************************************/ #include "backend/core/AbstractAspect.h" #include "backend/core/AspectPrivate.h" #include "backend/core/aspectcommands.h" #include "backend/core/Project.h" #include "backend/datapicker/DatapickerCurve.h" #include "backend/datasources/LiveDataSource.h" #include "backend/spreadsheet/Spreadsheet.h" #include "backend/lib/XmlStreamReader.h" #include "backend/lib/SignallingUndoCommand.h" #include "backend/lib/PropertyChangeCommand.h" #ifdef HAVE_MQTT #include "backend/datasources/MQTTSubscription.h" #include "backend/datasources/MQTTTopic.h" #endif #include /** * \class AbstractAspect * \brief Base class of all persistent objects in a Project. * * Before going into the details, it's useful to understand the ideas behind the * \ref aspect "Aspect Framework". * * Aspects organize themselves into trees, where a parent takes ownership of its children. Usually, * though not necessarily, a Project instance will sit at the root of the tree (without a Project * ancestor, project() will return 0 and undo does not work). Children are organized using * addChild(), removeChild(), child(), indexOfChild() and childCount() on the parent's side as well * as the equivalent convenience methods index() and remove() on the child's side. * In contrast to the similar feature of QObject, Aspect trees are fully undo/redo aware and provide * signals around object adding/removal. * * AbstractAspect manages for every Aspect the properties #name, #comment, #captionSpec and * #creationTime. All of these translate into the caption() as described in the documentation * of setCaptionSpec(). * * If an undoStack() can be found (usually it is managed by Project), changes to the properties * as well as adding/removing children support multi-level undo/redo. In order to support undo/redo * for problem-specific data in derived classes, make sure that all changes to your data are done * by handing appropriate commands to exec(). */ /** * \enum AbstractAspect::ChildIndexFlag * \brief Flags which control numbering scheme of children. */ /** * \var AbstractAspect::IncludeHidden * \brief Include aspects marked as "hidden" in numbering or listing children. */ /** * \var AbstractAspect::Recursive * \brief Recursively handle all descendents, not just immediate children. */ /** * \var AbstractAspect::Compress * \brief Remove all null pointers from the result list. */ //////////////////////////////////////////////////////////////////////////////////////////////////// // documentation of template and inline methods //////////////////////////////////////////////////////////////////////////////////////////////////// /** * \fn template < class T > T *AbstractAspect::ancestor() const * \brief Return the closest ancestor of class T (or NULL if none found). */ /** * \fn template < class T > QVector AbstractAspect::children(const ChildIndexFlags &flags=0) const * \brief Return list of children inheriting from class T. * * Use AbstractAspect for T in order to get all children. */ /** * \fn template < class T > T *AbstractAspect::child(int index, const ChildIndexFlags &flags=0) const * \brief Return child identified by (0 based) index and class. * * Identifying objects by an index is inherently error-prone and confusing, * given that the index can be based on different criteria (viz, counting * only instances of specific classes and including/excluding hidden * aspects). Therefore, it is recommended to avoid indices wherever possible * and instead refer to aspects using AbstractAspect pointers. */ /** * \fn template < class T > T *AbstractAspect::child(const QString &name) const * \brief Get child by name and class. */ /** * \fn template < class T > int AbstractAspect::childCount(const ChildIndexFlags &flags=0) const * \brief Return the number of child Aspects inheriting from given class. */ /** * \fn template < class T > int AbstractAspect::indexOfChild(const AbstractAspect * child, const ChildIndexFlags &flags=0) const * \brief Return (0 based) index of child in the list of children inheriting from class T. */ /** * \fn void AbstractAspect::aspectDescriptionAboutToChange(const AbstractAspect *aspect) * \brief Emitted before the name, comment or caption spec is changed */ /** * \fn void AbstractAspect::aspectDescriptionChanged(const AbstractAspect *aspect) * \brief Emitted after the name, comment or caption spec have changed */ /** * \fn void AbstractAspect::aspectAboutToBeAdded(const AbstractAspect *parent, const AbstractAspect *before, const AbstractAspect * child) * \brief Emitted before a new child is inserted */ /** * \fn void AbstractAspect::aspectAdded(const AbstractAspect *aspect) * \brief Emitted after a new Aspect has been added to the tree */ /** * \fn void AbstractAspect::aspectAboutToBeRemoved(const AbstractAspect *aspect) * \brief Emitted before an aspect is removed from its parent */ /** * \fn void AbstractAspect::aspectRemoved(const AbstractAspect *parent, const AbstractAspect * before, const AbstractAspect * child) * \brief Emitted from the parent after removing a child */ /** * \fn void AbstractAspect::aspectHiddenAboutToChange(const AbstractAspect *aspect) * \brief Emitted before the hidden attribute is changed */ /** * \fn void AbstractAspect::aspectHiddenChanged(const AbstractAspect *aspect) * \brief Emitted after the hidden attribute has changed */ /** * \fn void AbstractAspect::statusInfo(const QString &text) * \brief Emitted whenever some aspect in the tree wants to give status information to the user * \sa info(const QString&) */ /** * \fn protected void AbstractAspect::info(const QString &text) * \brief Implementations should call this whenever status information should be given to the user. * * This will cause statusInfo() to be emitted. Typically, this will cause the specified string * to be displayed in a status bar, a log window or some similar non-blocking way so as not to * disturb the workflow. */ /** * \fn protected virtual void childSelected(const AbstractAspect*) {} * \brief called when a child's child aspect was selected in the model */ /** * \fn protected virtual void childDeselected() * \brief called when a child aspect was deselected in the model */ /** * \fn protected virtual void childDeselected(const AbstractAspect*) * \brief called when a child's child aspect was deselected in the model */ //////////////////////////////////////////////////////////////////////////////////////////////////// // start of AbstractAspect implementation //////////////////////////////////////////////////////////////////////////////////////////////////// AbstractAspect::AbstractAspect(const QString &name, AspectType type) : m_type(type), d(new AbstractAspectPrivate(this, name)) { } AbstractAspect::~AbstractAspect() { delete d; } QString AbstractAspect::name() const { return d->m_name; } /*! * \brief AbstractAspect::setName * sets the name of the abstract aspect * \param value * \param autoUnique * \return returns, if the new name is valid or not */ bool AbstractAspect::setName(const QString &value, bool autoUnique) { if (value.isEmpty()) return setName(QLatin1String("1"), autoUnique); if (value == d->m_name) return true; // name not changed, but the name is valid QString new_name; if (d->m_parent) { new_name = d->m_parent->uniqueNameFor(value); if (!autoUnique && new_name.compare(value) != 0) // value is not unique, so don't change name return false; // this value is used in the dock to check if the name is valid if (new_name != value) info(i18n("Intended name \"%1\" was changed to \"%2\" in order to avoid name collision.", value, new_name)); } else new_name = value; exec(new PropertyChangeCommand(i18n("%1: rename to %2", d->m_name, new_name), &d->m_name, new_name), "aspectDescriptionAboutToChange", "aspectDescriptionChanged", Q_ARG(const AbstractAspect*,this)); return true; } QString AbstractAspect::comment() const { return d->m_comment; } void AbstractAspect::setComment(const QString& value) { if (value == d->m_comment) return; exec(new PropertyChangeCommand(i18n("%1: change comment", d->m_name), &d->m_comment, value), "aspectDescriptionAboutToChange", "aspectDescriptionChanged", Q_ARG(const AbstractAspect*,this)); } void AbstractAspect::setCreationTime(const QDateTime& time) { d->m_creation_time = time; } QDateTime AbstractAspect::creationTime() const { return d->m_creation_time; } bool AbstractAspect::hidden() const { return d->m_hidden; } /** * \brief Set "hidden" property, i.e. whether to exclude this aspect from being shown in the explorer. */ void AbstractAspect::setHidden(bool value) { if (value == d->m_hidden) return; exec(new PropertyChangeCommand(i18n("%1: change hidden status", d->m_name), &d->m_hidden, value), "aspectHiddenAboutToChange", "aspectHiddenChanged", Q_ARG(const AbstractAspect*,this)); } void AbstractAspect::setIsLoading(bool load) { d->m_isLoading = load; } bool AbstractAspect::isLoading() const { return d->m_isLoading; } /** * \brief Return an icon to be used for decorating my views. */ QIcon AbstractAspect::icon() const { return QIcon(); } /** * \brief Return a new context menu. * * The caller takes ownership of the menu. */ QMenu* AbstractAspect::createContextMenu() { QMenu* menu = new QMenu(); menu->addSection(this->name()); //TODO: activate this again when the functionality is implemented // menu->addAction( KStandardAction::cut(this) ); // menu->addAction(KStandardAction::copy(this)); // menu->addAction(KStandardAction::paste(this)); // menu->addSeparator(); //don't allow to rename and delete // - data spreadsheets of datapicker curves // - columns in data spreadsheets of datapicker curves // - columns in live-data source // - Mqtt subscriptions // - Mqtt topics // - Columns in Mqtt topics bool enabled = !(dynamic_cast(this) && dynamic_cast(this->parentAspect())) && !(dynamic_cast(this) && this->parentAspect()->parentAspect() && dynamic_cast(this->parentAspect()->parentAspect())) && !(dynamic_cast(this) && dynamic_cast(this->parentAspect())) #ifdef HAVE_MQTT && !dynamic_cast(this) && !dynamic_cast(this) && !(dynamic_cast(this) && dynamic_cast(this->parentAspect())) #endif ; if(enabled) { menu->addAction(QIcon::fromTheme(QLatin1String("edit-rename")), i18n("Rename"), this, SIGNAL(renameRequested())); if (type() != AspectType::Project) menu->addAction(QIcon::fromTheme(QLatin1String("edit-delete")), i18n("Delete"), this, SLOT(remove())); } return menu; } AspectType AbstractAspect::type() const { return m_type; } bool AbstractAspect::inherits(AspectType type) const { return (static_cast(m_type) & static_cast(type)) == static_cast(type); } /** * \brief In the parent-child hierarchy, return the first parent of type \param type or null pointer if there is none. */ AbstractAspect* AbstractAspect::parent(AspectType type) const { AbstractAspect* parent = parentAspect(); if (!parent) return nullptr; if (parent->inherits(type)) return parent; return parent->parent(type); } /** * \brief Return my parent Aspect or 0 if I currently don't have one. */ AbstractAspect* AbstractAspect::parentAspect() const { return d->m_parent; } void AbstractAspect::setParentAspect(AbstractAspect* parent) { d->m_parent = parent; } /** * \brief Return the folder the Aspect is contained in or 0 if there is none. * * The returned folder may be the aspect itself if it inherits Folder. */ Folder* AbstractAspect::folder() { if (inherits(AspectType::Folder)) return static_cast(this); AbstractAspect* parent_aspect = parentAspect(); while (parent_aspect && !parent_aspect->inherits(AspectType::Folder)) parent_aspect = parent_aspect->parentAspect(); return static_cast(parent_aspect); } /** * \brief Return whether the there is a path upwards to the given aspect * * This also returns true if other==this. */ bool AbstractAspect::isDescendantOf(AbstractAspect* other) { if (other == this) return true; AbstractAspect* parent_aspect = parentAspect(); while (parent_aspect) { if (parent_aspect == other) return true; parent_aspect = parent_aspect->parentAspect(); } return false; } /** * \brief Return the Project this Aspect belongs to, or 0 if it is currently not part of one. */ Project* AbstractAspect::project() { return parentAspect() ? parentAspect()->project() : nullptr; } /** * \brief Return the path that leads from the top-most Aspect (usually a Project) to me. */ QString AbstractAspect::path() const { return parentAspect() ? parentAspect()->path() + QLatin1Char('/') + name() : QString(); } /** * \brief Add the given Aspect to my list of children. */ void AbstractAspect::addChild(AbstractAspect* child) { Q_CHECK_PTR(child); QString new_name = uniqueNameFor(child->name()); beginMacro(i18n("%1: add %2", name(), new_name)); if (new_name != child->name()) { info(i18n("Renaming \"%1\" to \"%2\" in order to avoid name collision.", child->name(), new_name)); child->setName(new_name); } exec(new AspectChildAddCmd(d, child, d->m_children.count())); child->finalizeAdd(); endMacro(); } /** * \brief Add the given Aspect to my list of children without any checks and without putting this step onto the undo-stack */ void AbstractAspect::addChildFast(AbstractAspect* child) { emit aspectAboutToBeAdded(this, nullptr, child); //TODO: before-pointer is 0 here, also in the commands classes. why? d->insertChild(d->m_children.count(), child); child->finalizeAdd(); emit aspectAdded(child); } /** * \brief Insert the given Aspect at a specific position in my list of children. */ void AbstractAspect::insertChildBefore(AbstractAspect* child, AbstractAspect* before) { Q_CHECK_PTR(child); QString new_name = uniqueNameFor(child->name()); beginMacro(before ? i18n("%1: insert %2 before %3", name(), new_name, before->name()) : i18n("%1: insert %2 before end", name(), new_name)); if (new_name != child->name()) { info(i18n("Renaming \"%1\" to \"%2\" in order to avoid name collision.", child->name(), new_name)); child->setName(new_name); } int index = d->indexOfChild(before); if (index == -1) index = d->m_children.count(); exec(new AspectChildAddCmd(d, child, index)); endMacro(); } /** * \brief Insert the given Aspect at a specific position in my list of children.without any checks and without putting this step onto the undo-stack */ void AbstractAspect::insertChildBeforeFast(AbstractAspect* child, AbstractAspect* before) { connect(child, &AbstractAspect::selected, this, &AbstractAspect::childSelected); connect(child, &AbstractAspect::deselected, this, &AbstractAspect::childDeselected); int index = d->indexOfChild(before); if (index == -1) index = d->m_children.count(); emit aspectAboutToBeAdded(this, nullptr, child); d->insertChild(index, child); emit aspectAdded(child); } /** * \brief Remove the given Aspect from my list of children. * * The ownership of the child is transferred to the undo command, * i.e., the aspect is deleted by the undo command. * \sa reparent() */ void AbstractAspect::removeChild(AbstractAspect* child) { Q_ASSERT(child->parentAspect() == this); beginMacro(i18n("%1: remove %2", name(), child->name())); exec(new AspectChildRemoveCmd(d, child)); endMacro(); } /** * \brief Remove all child Aspects. */ void AbstractAspect::removeAllChildren() { beginMacro(i18n("%1: remove all children", name())); QVector children_list = children(); QVector::const_iterator i = children_list.constBegin(); AbstractAspect *current = nullptr, *nextSibling = nullptr; if (i != children_list.constEnd()) { current = *i; if (++i != children_list.constEnd()) nextSibling = *i; } while (current) { emit aspectAboutToBeRemoved(current); exec(new AspectChildRemoveCmd(d, current)); emit aspectRemoved(this, nextSibling, current); current = nextSibling; if (i != children_list.constEnd() && ++i != children_list.constEnd()) nextSibling = *i; else nextSibling = nullptr; } endMacro(); } /** * \brief Move a child to another parent aspect and transfer ownership. */ void AbstractAspect::reparent(AbstractAspect* newParent, int newIndex) { Q_ASSERT(parentAspect() != nullptr); Q_ASSERT(newParent != nullptr); int max_index = newParent->childCount(IncludeHidden); if (newIndex == -1) newIndex = max_index; Q_ASSERT(newIndex >= 0 && newIndex <= max_index); AbstractAspect* old_parent = parentAspect(); - int old_index = old_parent->indexOfChild(this, IncludeHidden); - auto* old_sibling = old_parent->child(old_index+1, IncludeHidden); - auto* new_sibling = newParent->child(newIndex, IncludeHidden); +// int old_index = old_parent->indexOfChild(this, IncludeHidden); +// auto* old_sibling = old_parent->child(old_index+1, IncludeHidden); +// auto* new_sibling = newParent->child(newIndex, IncludeHidden); - //TODO check/test this! - emit aspectAboutToBeRemoved(this); - emit newParent->aspectAboutToBeAdded(newParent, new_sibling, this); +// emit newParent->aspectAboutToBeAdded(newParent, new_sibling, this); exec(new AspectChildReparentCmd(parentAspect()->d, newParent->d, this, newIndex)); - emit old_parent->aspectRemoved(old_parent, old_sibling, this); - emit aspectAdded(this); +// emit old_parent->aspectRemoved(old_parent, old_sibling, this); } QVector AbstractAspect::children(AspectType type, ChildIndexFlags flags) { QVector result; for (auto* child : children()) { if (flags & IncludeHidden || !child->hidden()) { if (child->inherits(type) || !(flags & Compress)) { result << child; if (flags & Recursive) { result << child->children(type, flags); } } } } return result; } const QVector AbstractAspect::children() const { return d->m_children; } /** * \brief Remove me from my parent's list of children. */ void AbstractAspect::remove() { if (parentAspect()) parentAspect()->removeChild(this); } /*! * returns the list of all parent aspects (folders and sub-folders) */ QVector AbstractAspect::dependsOn() const { QVector aspects; if (parentAspect()) aspects << parentAspect() << parentAspect()->dependsOn(); return aspects; } bool AbstractAspect::isDraggable() const { return false; } QVector AbstractAspect::dropableOn() const { return QVector(); } //////////////////////////////////////////////////////////////////////////////////////////////////// //! \name serialize/deserialize //@{ //////////////////////////////////////////////////////////////////////////////////////////////////// /** * \fn virtual void AbstractAspect::save(QXmlStreamWriter *) const * \brief Save as XML */ /** * \fn virtual bool AbstractAspect::load(XmlStreamReader *) * \brief Load from XML * * XmlStreamReader supports errors as well as warnings. If only * warnings (non-critial errors) occur, this function must return * the reader at the end element corresponding to the current * element at the time the function was called. * * This function is normally intended to be called directly * after the ctor. If you want to call load on an aspect that * has been altered, you must make sure beforehand that * it is in the same state as after creation, e.g., remove * all its child aspects. * * \return false on error */ /** * \brief Save the comment to XML */ void AbstractAspect::writeCommentElement(QXmlStreamWriter * writer) const{ writer->writeStartElement(QLatin1String("comment")); writer->writeCharacters(comment()); writer->writeEndElement(); } /** * \brief Load comment from an XML element */ bool AbstractAspect::readCommentElement(XmlStreamReader * reader) { setComment(reader->readElementText()); return true; } /** * \brief Save name and creation time to XML */ void AbstractAspect::writeBasicAttributes(QXmlStreamWriter* writer) const { writer->writeAttribute(QLatin1String("creation_time") , creationTime().toString(QLatin1String("yyyy-dd-MM hh:mm:ss:zzz"))); writer->writeAttribute(QLatin1String("name"), name()); } /** * \brief Load name and creation time from XML * * \return false on error */ bool AbstractAspect::readBasicAttributes(XmlStreamReader* reader) { const QXmlStreamAttributes& attribs = reader->attributes(); // name QString str = attribs.value(QLatin1String("name")).toString(); if (str.isEmpty()) reader->raiseWarning(i18n("Attribute 'name' is missing or empty.")); d->m_name = str; // creation time str = attribs.value(QLatin1String("creation_time")).toString(); if (str.isEmpty()) { reader->raiseWarning(i18n("Invalid creation time for '%1'. Using current time.", name())); d->m_creation_time = QDateTime::currentDateTime(); } else { QDateTime creation_time = QDateTime::fromString(str, QLatin1String("yyyy-dd-MM hh:mm:ss:zzz")); if (creation_time.isValid()) d->m_creation_time = creation_time; else d->m_creation_time = QDateTime::currentDateTime(); } return true; } //////////////////////////////////////////////////////////////////////////////////////////////////// //@} //////////////////////////////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////////////////////////////// //! \name undo related //@{ //////////////////////////////////////////////////////////////////////////////////////////////////// void AbstractAspect::setUndoAware(bool b) { d->m_undoAware = b; } /** * \brief Return the undo stack of the Project, or 0 if this Aspect is not part of a Project. * * It's also possible to construct undo-enabled Aspect trees without Project. * The only requirement is that the root Aspect reimplements undoStack() to get the * undo stack from somewhere (the default implementation just delegates to parentAspect()). */ QUndoStack* AbstractAspect::undoStack() const { return parentAspect() ? parentAspect()->undoStack() : nullptr; } /** * \brief Execute the given command, pushing it on the undoStack() if available. */ void AbstractAspect::exec(QUndoCommand* cmd) { Q_CHECK_PTR(cmd); if (d->m_undoAware) { QUndoStack *stack = undoStack(); if (stack) stack->push(cmd); else { cmd->redo(); delete cmd; } if (project()) project()->setChanged(true); } else { cmd->redo(); delete cmd; } } /** * \brief Execute command and arrange for signals to be sent before/after it is redone or undone. * * \arg \c command The command to be executed. * \arg \c preChangeSignal The name of the signal to be triggered before re-/undoing the command. * \arg \c postChangeSignal The name of the signal to be triggered after re-/undoing the command. * \arg val0,val1,val2,val3 Arguments to the signals; to be given using Q_ARG(). * * Signal arguments are given using the macro Q_ARG(typename, const value&). Since * the variable given as "value" will likely be out of scope when the signals are emitted, a copy * needs to be created. This uses QMetaType, which means that (non-trivial) argument types need to * be registered using qRegisterMetaType() before giving them to exec() (in particular, this also * goes for pointers to custom data types). * * \sa SignallingUndoCommand */ void AbstractAspect::exec(QUndoCommand* command, const char* preChangeSignal, const char* postChangeSignal, QGenericArgument val0, QGenericArgument val1, QGenericArgument val2, QGenericArgument val3) { beginMacro(command->text()); exec(new SignallingUndoCommand(QLatin1String("change signal"), this, preChangeSignal, postChangeSignal, val0, val1, val2, val3)); exec(command); exec(new SignallingUndoCommand(QLatin1String("change signal"), this, postChangeSignal, preChangeSignal, val0, val1, val2, val3)); endMacro(); } /** * \brief Begin an undo stack macro (series of commands) */ void AbstractAspect::beginMacro(const QString& text) { if (!d->m_undoAware) return; QUndoStack* stack = undoStack(); if (stack) stack->beginMacro(text); } /** * \brief End the current undo stack macro */ void AbstractAspect::endMacro() { if (!d->m_undoAware) return; QUndoStack* stack = undoStack(); if (stack) stack->endMacro(); } //////////////////////////////////////////////////////////////////////////////////////////////////// //@} //////////////////////////////////////////////////////////////////////////////////////////////////// /*! * this function is called when the selection in ProjectExplorer was changed. * forwards the selection/deselection to the parent aspect via emitting a signal. */ void AbstractAspect::setSelected(bool s) { if (s) emit selected(this); else emit deselected(this); } void AbstractAspect::childSelected(const AbstractAspect* aspect) { //forward the signal to the highest possible level in the parent-child hierarchy //e.g. axis of a plot was selected. Don't include parent aspects here that do not //need to react on the selection of children: e.g. Folder or XYFitCurve with //the child column for calculated residuals if (aspect->parentAspect() && !aspect->parentAspect()->inherits(AspectType::Folder) && !aspect->parentAspect()->inherits(AspectType::XYFitCurve) && !aspect->parentAspect()->inherits(AspectType::CantorWorksheet)) emit aspect->parentAspect()->selected(aspect); } void AbstractAspect::childDeselected(const AbstractAspect* aspect) { //forward the signal to the highest possible level in the parent-child hierarchy //e.g. axis of a plot was selected. Don't include parent aspects here that do not //need to react on the deselection of children: e.g. Folder or XYFitCurve with //the child column for calculated residuals if (aspect->parentAspect() && !aspect->parentAspect()->inherits(AspectType::Folder) && !aspect->parentAspect()->inherits(AspectType::XYFitCurve) && !aspect->parentAspect()->inherits(AspectType::CantorWorksheet)) emit aspect->parentAspect()->deselected(aspect); } /** * \brief Make the specified name unique among my children by incrementing a trailing number. */ QString AbstractAspect::uniqueNameFor(const QString& current_name) const { QStringList child_names; for (auto* child : children()) child_names << child->name(); if (!child_names.contains(current_name)) return current_name; QString base = current_name; int last_non_digit; for (last_non_digit = base.size() - 1; last_non_digit >= 0 && base[last_non_digit].category() == QChar::Number_DecimalDigit; --last_non_digit) base.chop(1); if (last_non_digit >=0 && base[last_non_digit].category() != QChar::Separator_Space) base.append(" "); int new_nr = current_name.rightRef(current_name.size() - base.size()).toInt(); QString new_name; do new_name = base + QString::number(++new_nr); while (child_names.contains(new_name)); return new_name; } void AbstractAspect::connectChild(AbstractAspect* child) { connect(child, &AbstractAspect::aspectDescriptionAboutToChange, this, &AbstractAspect::aspectDescriptionAboutToChange); connect(child, &AbstractAspect::aspectDescriptionChanged, this, &AbstractAspect::aspectDescriptionChanged); connect(child, &AbstractAspect::aspectAboutToBeAdded, this, &AbstractAspect::aspectAboutToBeAdded); connect(child, &AbstractAspect::aspectAdded, this, &AbstractAspect::aspectAdded); connect(child, &AbstractAspect::aspectAboutToBeRemoved, this, &AbstractAspect::aspectAboutToBeRemoved); connect(child, &AbstractAspect::aspectRemoved, this, &AbstractAspect::aspectRemoved); connect(child, &AbstractAspect::aspectHiddenAboutToChange, this, &AbstractAspect::aspectHiddenAboutToChange); connect(child, &AbstractAspect::aspectHiddenChanged, this, &AbstractAspect::aspectHiddenChanged); connect(child, &AbstractAspect::statusInfo, this, &AbstractAspect::statusInfo); connect(child, &AbstractAspect::selected, this, &AbstractAspect::childSelected); connect(child, &AbstractAspect::deselected, this, &AbstractAspect::childDeselected); } //############################################################################## //###################### Private implementation ############################### //############################################################################## AbstractAspectPrivate::AbstractAspectPrivate(AbstractAspect* owner, const QString& name) : m_name(name.isEmpty() ? QLatin1String("1") : name), q(owner) { m_creation_time = QDateTime::currentDateTime(); } AbstractAspectPrivate::~AbstractAspectPrivate() { for (auto* child : m_children) delete child; } void AbstractAspectPrivate::insertChild(int index, AbstractAspect* child) { m_children.insert(index, child); // Always remove from any previous parent before adding to a new one! // Can't handle this case here since two undo commands have to be created. Q_ASSERT(child->parentAspect() == nullptr); child->setParentAspect(q); q->connectChild(child); } int AbstractAspectPrivate::indexOfChild(const AbstractAspect* child) const { for (int i = 0; i < m_children.size(); ++i) if (m_children.at(i) == child) return i; return -1; } int AbstractAspectPrivate::removeChild(AbstractAspect* child) { int index = indexOfChild(child); Q_ASSERT(index != -1); m_children.removeAll(child); QObject::disconnect(child, nullptr, q, nullptr); child->setParentAspect(nullptr); return index; } diff --git a/src/backend/core/Folder.cpp b/src/backend/core/Folder.cpp index e841625b5..12914a3d8 100644 --- a/src/backend/core/Folder.cpp +++ b/src/backend/core/Folder.cpp @@ -1,325 +1,325 @@ /*************************************************************************** File : Folder.cpp Project : LabPlot Description : Folder in a project -------------------------------------------------------------------- Copyright : (C) 2009-2015 Alexander Semke (alexander.semke@web.de) Copyright : (C) 2007 Tilman Benkert (thzs@gmx.net) Copyright : (C) 2007 Knut Franke (knut.franke@gmx.de) ***************************************************************************/ /*************************************************************************** * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * * This program is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * * GNU General Public License for more details. * * * * You should have received a copy of the GNU General Public License * * along with this program; if not, write to the Free Software * * Foundation, Inc., 51 Franklin Street, Fifth Floor, * * Boston, MA 02110-1301 USA * * * ***************************************************************************/ #include "backend/core/Folder.h" #include "backend/datapicker/Datapicker.h" #include "backend/core/Project.h" #include "backend/core/Workbook.h" #include "backend/core/column/Column.h" #include "backend/datasources/LiveDataSource.h" #include "backend/matrix/Matrix.h" #include "backend/note/Note.h" #include "backend/spreadsheet/Spreadsheet.h" #ifdef HAVE_CANTOR_LIBS #include "backend/cantorWorksheet/CantorWorksheet.h" #endif #ifdef HAVE_MQTT #include "backend/datasources/MQTTClient.h" #include "backend/datasources/MQTTSubscription.h" #endif #include "backend/worksheet/Worksheet.h" #include #include #include #include /** * \class Folder * \brief Folder in a project */ Folder::Folder(const QString &name, AspectType type) : AbstractAspect(name, type) { //when the child being removed is a LiveDataSource, stop reading from the source connect(this, &AbstractAspect::aspectAboutToBeRemoved, this, [=](const AbstractAspect* aspect) { const LiveDataSource* lds = dynamic_cast(aspect); if (lds) const_cast(lds)->pauseReading(); } ); } QIcon Folder::icon() const { return QIcon::fromTheme("folder"); } /** * \brief Return a new context menu. * * The caller takes ownership of the menu. */ QMenu* Folder::createContextMenu() { if (project() #ifdef HAVE_MQTT && !dynamic_cast(this) #endif ) return project()->createFolderContextMenu(this); return nullptr; } bool Folder::isDraggable() const { if (dynamic_cast(this)) return false; else return true; } QVector Folder::dropableOn() const { return QVector{AspectType::Folder, AspectType::Project}; } void Folder::processDropEvent(QDropEvent* event) { const QMimeData* mimeData = event->mimeData(); if (!mimeData) return; //deserialize the mime data to the vector of aspect pointers QByteArray data = mimeData->data(QLatin1String("labplot-dnd")); QVector vec; QDataStream stream(&data, QIODevice::ReadOnly); stream >> vec; //reparent AbstractPart and Folder objects only AbstractAspect* lastMovedAspect{nullptr}; for (auto a : vec) { auto* aspect = (AbstractAspect*)a; auto* part = dynamic_cast(aspect); if (part) { part->reparent(this); lastMovedAspect = part; } else { auto* folder = dynamic_cast(aspect); - if (folder) { + if (folder && folder != this) { folder->reparent(this); lastMovedAspect = folder; } } } //select the last moved aspect in the project explorer if (lastMovedAspect) lastMovedAspect->setSelected(true); } /** * \brief Save as XML */ void Folder::save(QXmlStreamWriter* writer) const { writer->writeStartElement(QLatin1String("folder")); writeBasicAttributes(writer); writeCommentElement(writer); for (auto* child : children(IncludeHidden)) { writer->writeStartElement(QLatin1String("child_aspect")); child->save(writer); writer->writeEndElement(); // "child_aspect" } writer->writeEndElement(); // "folder" } /** * \brief Load from XML */ bool Folder::load(XmlStreamReader* reader, bool preview) { if (!readBasicAttributes(reader)) return false; // read child elements while (!reader->atEnd()) { reader->readNext(); if (reader->isEndElement()) break; if (reader->isStartElement()) { if (reader->name() == QLatin1String("comment")) { if (!readCommentElement(reader)) return false; } else if (reader->name() == QLatin1String("child_aspect")) { if (!readChildAspectElement(reader, preview)) return false; } else {// unknown element reader->raiseWarning(i18n("unknown element '%1'", reader->name().toString())); if (!reader->skipToEndElement()) return false; } } } return !reader->hasError(); } void Folder::setPathesToLoad(const QStringList& pathes) { m_pathesToLoad = pathes; } const QStringList& Folder::pathesToLoad() const { return m_pathesToLoad; } /** * \brief Read child aspect from XML */ bool Folder::readChildAspectElement(XmlStreamReader* reader, bool preview) { if (!reader->skipToNextTag()) return false; if (reader->isEndElement() && reader->name() == QLatin1String("child_aspect")) return true; // empty element tag //check whether we need to skip the loading of the current child aspect if (!m_pathesToLoad.isEmpty()) { const QString& name = reader->attributes().value("name").toString(); //name of the current child aspect const QString childPath = path() + '/' + name; //child's path is not available yet (child not added yet) -> construct it manually //skip the current child aspect it is not in the list of aspects to be loaded if (m_pathesToLoad.indexOf(childPath) == -1) { //skip to the end of the current element if (!reader->skipToEndElement()) return false; //skip to the end of the "child_asspect" element if (!reader->skipToEndElement()) return false; return true; } } QString element_name = reader->name().toString(); if (element_name == QLatin1String("folder")) { Folder* folder = new Folder(QString()); if (!m_pathesToLoad.isEmpty()) { //a child folder to be read -> provide the list of aspects to be loaded to the child folder, too. //since the child folder and all its children are not added yet (path() returns empty string), //we need to remove the path of the current child folder from the full pathes provided in m_pathesToLoad. //E.g. we want to import the path "Project/Folder/Spreadsheet" in the following project // Project // \Spreadsheet // \Folder // \Spreadsheet // //Here, we remove the part "Project/Folder/" and proceed for this child folder with "Spreadsheet" only. //With this the logic above where it is determined whether to import the child aspect or not works out. //manually construct the path of the child folder to be read const QString& curFolderPath = path() + '/' + reader->attributes().value("name").toString(); //remove the path of the current child folder QStringList pathesToLoadNew; for (auto path : m_pathesToLoad) { if (path.startsWith(curFolderPath)) pathesToLoadNew << path.right(path.length() - curFolderPath.length()); } folder->setPathesToLoad(pathesToLoadNew); } if (!folder->load(reader, preview)) { delete folder; return false; } addChildFast(folder); } else if (element_name == QLatin1String("workbook")) { Workbook* workbook = new Workbook(QString()); if (!workbook->load(reader, preview)) { delete workbook; return false; } addChildFast(workbook); } else if (element_name == QLatin1String("spreadsheet")) { Spreadsheet* spreadsheet = new Spreadsheet(QString(), true); if (!spreadsheet->load(reader, preview)) { delete spreadsheet; return false; } addChildFast(spreadsheet); } else if (element_name == QLatin1String("matrix")) { Matrix* matrix = new Matrix(QString(), true); if (!matrix->load(reader, preview)) { delete matrix; return false; } addChildFast(matrix); } else if (element_name == QLatin1String("worksheet")) { Worksheet* worksheet = new Worksheet(QString()); worksheet->setIsLoading(true); if (!worksheet->load(reader, preview)) { delete worksheet; return false; } addChildFast(worksheet); worksheet->setIsLoading(false); #ifdef HAVE_CANTOR_LIBS } else if (element_name == QLatin1String("cantorWorksheet")) { CantorWorksheet* cantorWorksheet = new CantorWorksheet(QLatin1String("null"), true); if (!cantorWorksheet->load(reader, preview)) { delete cantorWorksheet; return false; } addChildFast(cantorWorksheet); #endif #ifdef HAVE_MQTT } else if (element_name == QLatin1String("MQTTClient")) { MQTTClient* client = new MQTTClient(QString()); if (!client->load(reader, preview)) { delete client; return false; } addChildFast(client); #endif } else if (element_name == QLatin1String("LiveDataSource")) { LiveDataSource* liveDataSource = new LiveDataSource(QString(), true); if (!liveDataSource->load(reader, preview)) { delete liveDataSource; return false; } addChildFast(liveDataSource); } else if (element_name == QLatin1String("datapicker")) { Datapicker* datapicker = new Datapicker(QString(), true); if (!datapicker->load(reader, preview)) { delete datapicker; return false; } addChildFast(datapicker); } else if (element_name == QLatin1String("note")) { Note* note = new Note(QString()); if (!note->load(reader, preview)) { delete note; return false; } addChildFast(note); } else { reader->raiseWarning(i18n("unknown element '%1' found", element_name)); if (!reader->skipToEndElement()) return false; } if (!reader->skipToNextTag()) return false; return !reader->hasError(); } diff --git a/src/backend/core/aspectcommands.h b/src/backend/core/aspectcommands.h index f1377140b..0457816dc 100644 --- a/src/backend/core/aspectcommands.h +++ b/src/backend/core/aspectcommands.h @@ -1,129 +1,133 @@ /*************************************************************************** File : aspectcommands.h Project : LabPlot -------------------------------------------------------------------- Copyright : (C) 2007-2010 by Knut Franke (knut.franke@gmx.de) Copyright : (C) 2007-2009 Tilman Benkert(thzs@gmx.net) Copyright : (C) 2013-2017 by Alexander Semke (alexander.semke@web.de) Description : Undo commands used by AbstractAspect. Only meant to be used within AbstractAspect.cpp ***************************************************************************/ /*************************************************************************** * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * * This program is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * * GNU General Public License for more details. * * * * You should have received a copy of the GNU General Public License * * along with this program; if not, write to the Free Software * * Foundation, Inc., 51 Franklin Street, Fifth Floor, * * Boston, MA 02110-1301 USA * * * ***************************************************************************/ #ifndef ASPECTCOMMANDS_H #define ASPECTCOMMANDS_H #include "AspectPrivate.h" #include #include class AspectChildRemoveCmd : public QUndoCommand { public: AspectChildRemoveCmd(AbstractAspectPrivate* target, AbstractAspect* child) : m_target(target), m_child(child), m_index(-1) { setText(i18n("%1: remove %2", m_target->m_name, m_child->name())); } ~AspectChildRemoveCmd() override { //TODO: this makes labplot crashing on project close/save. // if (m_removed) // delete m_child; } // calling redo transfers ownership of m_child to the undo command void redo() override { AbstractAspect* nextSibling; if (m_child == m_target->m_children.last()) nextSibling = nullptr; else nextSibling = m_target->m_children.at(m_target->indexOfChild(m_child) + 1); emit m_target->q->aspectAboutToBeRemoved(m_child); m_index = m_target->removeChild(m_child); emit m_target->q->aspectRemoved(m_target->q, nextSibling, m_child); // m_removed = true; } // calling undo transfers ownership of m_child back to its parent aspect void undo() override { Q_ASSERT(m_index != -1); // m_child must be a child of m_target->q emit m_target->q->aspectAboutToBeAdded(m_target->q, nullptr, m_child); m_target->insertChild(m_index, m_child); emit m_target->q->aspectAdded(m_child); // m_removed = false; } protected: AbstractAspectPrivate* m_target; AbstractAspect* m_child; int m_index; // bool m_removed{false}; }; class AspectChildAddCmd : public AspectChildRemoveCmd { public: AspectChildAddCmd(AbstractAspectPrivate* target, AbstractAspect* child, int index) : AspectChildRemoveCmd(target, child) { setText(i18n("%1: add %2", m_target->m_name, m_child->name())); m_index = index; // m_removed = true; } void redo() override { AspectChildRemoveCmd::undo(); } void undo() override { AspectChildRemoveCmd::redo(); } }; class AspectChildReparentCmd : public QUndoCommand { public: AspectChildReparentCmd(AbstractAspectPrivate* target, AbstractAspectPrivate* new_parent, AbstractAspect* child, int new_index) : m_target(target), m_new_parent(new_parent), m_child(child), m_new_index(new_index) { setText(i18n("%1: move %2 to %3.", m_target->m_name, m_child->name(), m_new_parent->m_name)); } // calling redo transfers ownership of m_child to the new parent aspect void redo() override { + emit m_child->aspectAboutToBeRemoved(m_child); m_index = m_target->removeChild(m_child); m_new_parent->insertChild(m_new_index, m_child); + emit m_child->aspectAdded(m_child); } // calling undo transfers ownership of m_child back to its previous parent aspect void undo() override { Q_ASSERT(m_index != -1); + emit m_child->aspectAboutToBeRemoved(m_child); m_new_parent->removeChild(m_child); m_target->insertChild(m_index, m_child); + emit m_child->aspectAdded(m_child); } protected: AbstractAspectPrivate * m_target; AbstractAspectPrivate * m_new_parent; AbstractAspect* m_child; int m_index{-1}; int m_new_index; }; #endif diff --git a/src/backend/worksheet/plots/cartesian/CartesianPlot.cpp b/src/backend/worksheet/plots/cartesian/CartesianPlot.cpp index 8cf6be8fc..1f2ce828e 100644 --- a/src/backend/worksheet/plots/cartesian/CartesianPlot.cpp +++ b/src/backend/worksheet/plots/cartesian/CartesianPlot.cpp @@ -1,3724 +1,3728 @@ /*************************************************************************** File : CartesianPlot.cpp Project : LabPlot Description : Cartesian plot -------------------------------------------------------------------- Copyright : (C) 2011-2018 by Alexander Semke (alexander.semke@web.de) Copyright : (C) 2016-2018 by Stefan Gerlach (stefan.gerlach@uni.kn) Copyright : (C) 2017-2018 by Garvit Khatri (garvitdelhi@gmail.com) ***************************************************************************/ /*************************************************************************** * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * * This program is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * * GNU General Public License for more details. * * * * You should have received a copy of the GNU General Public License * * along with this program; if not, write to the Free Software * * Foundation, Inc., 51 Franklin Street, Fifth Floor, * * Boston, MA 02110-1301 USA * * * ***************************************************************************/ #include "CartesianPlot.h" #include "CartesianPlotPrivate.h" #include "Axis.h" #include "XYCurve.h" #include "Histogram.h" #include "XYEquationCurve.h" #include "XYDataReductionCurve.h" #include "XYDifferentiationCurve.h" #include "XYIntegrationCurve.h" #include "XYInterpolationCurve.h" #include "XYSmoothCurve.h" #include "XYFitCurve.h" #include "XYFourierFilterCurve.h" #include "XYFourierTransformCurve.h" #include "XYConvolutionCurve.h" #include "XYCorrelationCurve.h" #include "backend/core/Project.h" #include "backend/core/datatypes/DateTime2StringFilter.h" #include "backend/spreadsheet/Spreadsheet.h" #include "backend/worksheet/plots/cartesian/CartesianPlotLegend.h" #include "backend/worksheet/plots/cartesian/CustomPoint.h" #include "backend/worksheet/plots/PlotArea.h" #include "backend/worksheet/plots/AbstractPlotPrivate.h" #include "backend/worksheet/Worksheet.h" #include "backend/worksheet/plots/cartesian/Axis.h" #include "backend/worksheet/TextLabel.h" #include "backend/lib/XmlStreamReader.h" #include "backend/lib/commandtemplates.h" #include "backend/lib/macros.h" #include "backend/lib/trace.h" #include "kdefrontend/spreadsheet/PlotDataDialog.h" //for PlotDataDialog::AnalysisAction. TODO: find a better place for this enum. #include "kdefrontend/ThemeHandler.h" #include "kdefrontend/widgets/ThemesWidget.h" #include #include #include #include #include #include #include #include #include #include #include /** * \class CartesianPlot * \brief A xy-plot. * * */ CartesianPlot::CartesianPlot(const QString &name) : AbstractPlot(name, new CartesianPlotPrivate(this), AspectType::CartesianPlot) { init(); } CartesianPlot::CartesianPlot(const QString &name, CartesianPlotPrivate *dd) : AbstractPlot(name, dd, AspectType::CartesianPlot) { init(); } CartesianPlot::~CartesianPlot() { if (m_menusInitialized) { delete addNewMenu; delete zoomMenu; delete themeMenu; } delete m_coordinateSystem; //don't need to delete objects added with addChild() //no need to delete the d-pointer here - it inherits from QGraphicsItem //and is deleted during the cleanup in QGraphicsScene } /*! initializes all member variables of \c CartesianPlot */ void CartesianPlot::init() { Q_D(CartesianPlot); d->cSystem = new CartesianCoordinateSystem(this); m_coordinateSystem = d->cSystem; d->rangeType = CartesianPlot::RangeFree; d->xRangeFormat = CartesianPlot::Numeric; d->yRangeFormat = CartesianPlot::Numeric; d->xRangeDateTimeFormat = "yyyy-MM-dd hh:mm:ss"; d->yRangeDateTimeFormat = "yyyy-MM-dd hh:mm:ss"; d->rangeFirstValues = 1000; d->rangeLastValues = 1000; d->autoScaleX = true; d->autoScaleY = true; d->xScale = ScaleLinear; d->yScale = ScaleLinear; d->xRangeBreakingEnabled = false; d->yRangeBreakingEnabled = false; //the following factor determines the size of the offset between the min/max points of the curves //and the coordinate system ranges, when doing auto scaling //Factor 0 corresponds to the exact match - min/max values of the curves correspond to the start/end values of the ranges. //TODO: make this factor optional. //Provide in the UI the possibility to choose between "exact" or 0% offset, 2%, 5% and 10% for the auto fit option d->autoScaleOffsetFactor = 0.0f; m_plotArea = new PlotArea(name() + " plot area"); addChildFast(m_plotArea); //Plot title m_title = new TextLabel(this->name() + QLatin1String("- ") + i18n("Title"), TextLabel::PlotTitle); addChild(m_title); m_title->setHidden(true); m_title->setParentGraphicsItem(m_plotArea->graphicsItem()); //offset between the plot area and the area defining the coordinate system, in scene units. d->horizontalPadding = Worksheet::convertToSceneUnits(1.5, Worksheet::Centimeter); d->verticalPadding = Worksheet::convertToSceneUnits(1.5, Worksheet::Centimeter); d->rightPadding = Worksheet::convertToSceneUnits(1.5, Worksheet::Centimeter); d->bottomPadding = Worksheet::convertToSceneUnits(1.5, Worksheet::Centimeter); d->symmetricPadding = true; connect(this, &AbstractAspect::aspectAdded, this, &CartesianPlot::childAdded); connect(this, &AbstractAspect::aspectRemoved, this, &CartesianPlot::childRemoved); graphicsItem()->setFlag(QGraphicsItem::ItemIsMovable, true); graphicsItem()->setFlag(QGraphicsItem::ItemClipsChildrenToShape, true); graphicsItem()->setFlag(QGraphicsItem::ItemIsSelectable, true); graphicsItem()->setFlag(QGraphicsItem::ItemSendsGeometryChanges, true); graphicsItem()->setFlag(QGraphicsItem::ItemIsFocusable, true); //theme is not set at this point, initialize the color palette with default colors this->setColorPalette(KConfig()); } /*! initializes all children of \c CartesianPlot and setups a default plot of type \c type with a plot title. */ void CartesianPlot::initDefault(Type type) { Q_D(CartesianPlot); switch (type) { case FourAxes: { d->xMin = 0.0; d->xMax = 1.0; d->yMin = 0.0; d->yMax = 1.0; //Axes Axis* axis = new Axis("x axis 1", Axis::AxisHorizontal); axis->setSuppressRetransform(true); addChild(axis); axis->setPosition(Axis::AxisBottom); axis->setStart(0); axis->setEnd(1); axis->setMajorTicksDirection(Axis::ticksIn); axis->setMajorTicksNumber(6); axis->setMinorTicksDirection(Axis::ticksIn); axis->setMinorTicksNumber(1); QPen pen = axis->majorGridPen(); pen.setStyle(Qt::SolidLine); axis->setMajorGridPen(pen); pen = axis->minorGridPen(); pen.setStyle(Qt::DotLine); axis->setMinorGridPen(pen); axis->setSuppressRetransform(false); axis = new Axis("x axis 2", Axis::AxisHorizontal); axis->setSuppressRetransform(true); addChild(axis); axis->setPosition(Axis::AxisTop); axis->setStart(0); axis->setEnd(1); axis->setMajorTicksDirection(Axis::ticksIn); axis->setMajorTicksNumber(6); axis->setMinorTicksDirection(Axis::ticksIn); axis->setMinorTicksNumber(1); pen = axis->minorGridPen(); pen.setStyle(Qt::NoPen); axis->setMajorGridPen(pen); pen = axis->minorGridPen(); pen.setStyle(Qt::NoPen); axis->setMinorGridPen(pen); axis->setLabelsPosition(Axis::NoLabels); axis->title()->setText(QString()); axis->setSuppressRetransform(false); axis = new Axis("y axis 1", Axis::AxisVertical); axis->setSuppressRetransform(true); addChild(axis); axis->setPosition(Axis::AxisLeft); axis->setStart(0); axis->setEnd(1); axis->setMajorTicksDirection(Axis::ticksIn); axis->setMajorTicksNumber(6); axis->setMinorTicksDirection(Axis::ticksIn); axis->setMinorTicksNumber(1); pen = axis->majorGridPen(); pen.setStyle(Qt::SolidLine); axis->setMajorGridPen(pen); pen = axis->minorGridPen(); pen.setStyle(Qt::DotLine); axis->setMinorGridPen(pen); axis->setSuppressRetransform(false); axis = new Axis("y axis 2", Axis::AxisVertical); axis->setSuppressRetransform(true); addChild(axis); axis->setPosition(Axis::AxisRight); axis->setStart(0); axis->setEnd(1); axis->setOffset(1); axis->setMajorTicksDirection(Axis::ticksIn); axis->setMajorTicksNumber(6); axis->setMinorTicksDirection(Axis::ticksIn); axis->setMinorTicksNumber(1); pen = axis->minorGridPen(); pen.setStyle(Qt::NoPen); axis->setMajorGridPen(pen); pen = axis->minorGridPen(); pen.setStyle(Qt::NoPen); axis->setLabelsPosition(Axis::NoLabels); axis->title()->setText(QString()); axis->setSuppressRetransform(false); break; } case TwoAxes: { d->xMin = 0.0; d->xMax = 1.0; d->yMin = 0.0; d->yMax = 1.0; Axis* axis = new Axis("x axis 1", Axis::AxisHorizontal); axis->setSuppressRetransform(true); addChild(axis); axis->setPosition(Axis::AxisBottom); axis->setStart(0); axis->setEnd(1); axis->setMajorTicksDirection(Axis::ticksBoth); axis->setMajorTicksNumber(6); axis->setMinorTicksDirection(Axis::ticksBoth); axis->setMinorTicksNumber(1); axis->setArrowType(Axis::FilledArrowSmall); axis->setSuppressRetransform(false); axis = new Axis("y axis 1", Axis::AxisVertical); axis->setSuppressRetransform(true); addChild(axis); axis->setPosition(Axis::AxisLeft); axis->setStart(0); axis->setEnd(1); axis->setMajorTicksDirection(Axis::ticksBoth); axis->setMajorTicksNumber(6); axis->setMinorTicksDirection(Axis::ticksBoth); axis->setMinorTicksNumber(1); axis->setArrowType(Axis::FilledArrowSmall); axis->setSuppressRetransform(false); break; } case TwoAxesCentered: { d->xMin = -0.5; d->xMax = 0.5; d->yMin = -0.5; d->yMax = 0.5; d->horizontalPadding = Worksheet::convertToSceneUnits(1.0, Worksheet::Centimeter); d->verticalPadding = Worksheet::convertToSceneUnits(1.0, Worksheet::Centimeter); QPen pen = m_plotArea->borderPen(); pen.setStyle(Qt::NoPen); m_plotArea->setBorderPen(pen); Axis* axis = new Axis("x axis 1", Axis::AxisHorizontal); axis->setSuppressRetransform(true); addChild(axis); axis->setPosition(Axis::AxisCentered); axis->setStart(-0.5); axis->setEnd(0.5); axis->setMajorTicksDirection(Axis::ticksBoth); axis->setMajorTicksNumber(6); axis->setMinorTicksDirection(Axis::ticksBoth); axis->setMinorTicksNumber(1); axis->setArrowType(Axis::FilledArrowSmall); axis->title()->setText(QString()); axis->setSuppressRetransform(false); axis = new Axis("y axis 1", Axis::AxisVertical); axis->setSuppressRetransform(true); addChild(axis); axis->setPosition(Axis::AxisCentered); axis->setStart(-0.5); axis->setEnd(0.5); axis->setMajorTicksDirection(Axis::ticksBoth); axis->setMajorTicksNumber(6); axis->setMinorTicksDirection(Axis::ticksBoth); axis->setMinorTicksNumber(1); axis->setArrowType(Axis::FilledArrowSmall); axis->title()->setText(QString()); axis->setSuppressRetransform(false); break; } case TwoAxesCenteredZero: { d->xMin = -0.5; d->xMax = 0.5; d->yMin = -0.5; d->yMax = 0.5; d->horizontalPadding = Worksheet::convertToSceneUnits(1.0, Worksheet::Centimeter); d->verticalPadding = Worksheet::convertToSceneUnits(1.0, Worksheet::Centimeter); QPen pen = m_plotArea->borderPen(); pen.setStyle(Qt::NoPen); m_plotArea->setBorderPen(pen); Axis* axis = new Axis("x axis 1", Axis::AxisHorizontal); axis->setSuppressRetransform(true); addChild(axis); axis->setPosition(Axis::AxisCustom); axis->setOffset(0); axis->setStart(-0.5); axis->setEnd(0.5); axis->setMajorTicksDirection(Axis::ticksBoth); axis->setMajorTicksNumber(6); axis->setMinorTicksDirection(Axis::ticksBoth); axis->setMinorTicksNumber(1); axis->setArrowType(Axis::FilledArrowSmall); axis->title()->setText(QString()); axis->setSuppressRetransform(false); axis = new Axis("y axis 1", Axis::AxisVertical); axis->setSuppressRetransform(true); addChild(axis); axis->setPosition(Axis::AxisCustom); axis->setOffset(0); axis->setStart(-0.5); axis->setEnd(0.5); axis->setMajorTicksDirection(Axis::ticksBoth); axis->setMajorTicksNumber(6); axis->setMinorTicksDirection(Axis::ticksBoth); axis->setMinorTicksNumber(1); axis->setArrowType(Axis::FilledArrowSmall); axis->title()->setText(QString()); axis->setSuppressRetransform(false); break; } } d->xMinPrev = d->xMin; d->xMaxPrev = d->xMax; d->yMinPrev = d->yMin; d->yMaxPrev = d->yMax; //Geometry, specify the plot rect in scene coordinates. //TODO: Use default settings for left, top, width, height and for min/max for the coordinate system float x = Worksheet::convertToSceneUnits(2, Worksheet::Centimeter); float y = Worksheet::convertToSceneUnits(2, Worksheet::Centimeter); float w = Worksheet::convertToSceneUnits(10, Worksheet::Centimeter); float h = Worksheet::convertToSceneUnits(10, Worksheet::Centimeter); //all plot children are initialized -> set the geometry of the plot in scene coordinates. d->rect = QRectF(x,y,w,h); d->retransform(); } void CartesianPlot::initActions() { //"add new" actions addCurveAction = new QAction(QIcon::fromTheme("labplot-xy-curve"), i18n("xy-curve"), this); addHistogramAction = new QAction(QIcon::fromTheme("view-object-histogram-linear"), i18n("Histogram"), this); addEquationCurveAction = new QAction(QIcon::fromTheme("labplot-xy-equation-curve"), i18n("xy-curve from a mathematical Equation"), this); // no icons yet addDataReductionCurveAction = new QAction(i18n("xy-curve from a Data Reduction"), this); addDifferentiationCurveAction = new QAction(i18n("xy-curve from a Differentiation"), this); addIntegrationCurveAction = new QAction(i18n("xy-curve from an Integration"), this); addInterpolationCurveAction = new QAction(i18n("xy-curve from an Interpolation"), this); addSmoothCurveAction = new QAction(i18n("xy-curve from a Smooth"), this); addFitCurveAction = new QAction(QIcon::fromTheme("labplot-xy-fit-curve"), i18n("xy-curve from a Fit to Data"), this); addFourierFilterCurveAction = new QAction(i18n("xy-curve from a Fourier Filter"), this); addFourierTransformCurveAction = new QAction(i18n("xy-curve from a Fourier Transform"), this); addConvolutionCurveAction = new QAction(i18n("xy-curve from a (De-)Convolution"), this); addCorrelationCurveAction = new QAction(i18n("xy-curve from a Auto-/Cross-Correlation"), this); // addInterpolationCurveAction = new QAction(QIcon::fromTheme("labplot-xy-interpolation-curve"), i18n("xy-curve from an interpolation"), this); // addSmoothCurveAction = new QAction(QIcon::fromTheme("labplot-xy-smooth-curve"), i18n("xy-curve from a smooth"), this); // addFourierFilterCurveAction = new QAction(QIcon::fromTheme("labplot-xy-fourier_filter-curve"), i18n("xy-curve from a Fourier filter"), this); // addFourierTransformCurveAction = new QAction(QIcon::fromTheme("labplot-xy-fourier_transform-curve"), i18n("xy-curve from a Fourier transform"), this); // addConvolutionCurveAction = new QAction(QIcon::fromTheme("labplot-xy-convolution-curve"), i18n("xy-curve from a (de-)convolution"), this); // addCorrelationCurveAction = new QAction(QIcon::fromTheme("labplot-xy-correlation-curve"), i18n("xy-curve from a auto-/cross-correlation"), this); addLegendAction = new QAction(QIcon::fromTheme("text-field"), i18n("Legend"), this); if (children().size()>0) addLegendAction->setEnabled(false); //only one legend is allowed -> disable the action addHorizontalAxisAction = new QAction(QIcon::fromTheme("labplot-axis-horizontal"), i18n("Horizontal Axis"), this); addVerticalAxisAction = new QAction(QIcon::fromTheme("labplot-axis-vertical"), i18n("Vertical Axis"), this); addTextLabelAction = new QAction(QIcon::fromTheme("draw-text"), i18n("Text Label"), this); addCustomPointAction = new QAction(QIcon::fromTheme("draw-cross"), i18n("Custom Point"), this); connect(addCurveAction, &QAction::triggered, this, &CartesianPlot::addCurve); connect(addHistogramAction,&QAction::triggered, this, &CartesianPlot::addHistogram); connect(addEquationCurveAction, &QAction::triggered, this, &CartesianPlot::addEquationCurve); connect(addDataReductionCurveAction, &QAction::triggered, this, &CartesianPlot::addDataReductionCurve); connect(addDifferentiationCurveAction, &QAction::triggered, this, &CartesianPlot::addDifferentiationCurve); connect(addIntegrationCurveAction, &QAction::triggered, this, &CartesianPlot::addIntegrationCurve); connect(addInterpolationCurveAction, &QAction::triggered, this, &CartesianPlot::addInterpolationCurve); connect(addSmoothCurveAction, &QAction::triggered, this, &CartesianPlot::addSmoothCurve); connect(addFitCurveAction, &QAction::triggered, this, &CartesianPlot::addFitCurve); connect(addFourierFilterCurveAction, &QAction::triggered, this, &CartesianPlot::addFourierFilterCurve); connect(addFourierTransformCurveAction, &QAction::triggered, this, &CartesianPlot::addFourierTransformCurve); connect(addConvolutionCurveAction, &QAction::triggered, this, &CartesianPlot::addConvolutionCurve); connect(addCorrelationCurveAction, &QAction::triggered, this, &CartesianPlot::addCorrelationCurve); connect(addLegendAction, &QAction::triggered, this, static_cast(&CartesianPlot::addLegend)); connect(addHorizontalAxisAction, &QAction::triggered, this, &CartesianPlot::addHorizontalAxis); connect(addVerticalAxisAction, &QAction::triggered, this, &CartesianPlot::addVerticalAxis); connect(addTextLabelAction, &QAction::triggered, this, &CartesianPlot::addTextLabel); connect(addCustomPointAction, &QAction::triggered, this, &CartesianPlot::addCustomPoint); //Analysis menu actions addDataOperationAction = new QAction(i18n("Data Operation"), this); addDataReductionAction = new QAction(i18n("Reduce Data"), this); addDifferentiationAction = new QAction(i18n("Differentiate"), this); addIntegrationAction = new QAction(i18n("Integrate"), this); addInterpolationAction = new QAction(i18n("Interpolate"), this); addSmoothAction = new QAction(i18n("Smooth"), this); addConvolutionAction = new QAction(i18n("Convolute/Deconvolute"), this); addCorrelationAction = new QAction(i18n("Auto-/Cross-Correlation"), this); QAction* fitAction = new QAction(i18n("Linear"), this); fitAction->setData(PlotDataDialog::FitLinear); addFitAction.append(fitAction); fitAction = new QAction(i18n("Power"), this); fitAction->setData(PlotDataDialog::FitPower); addFitAction.append(fitAction); fitAction = new QAction(i18n("Exponential (degree 1)"), this); fitAction->setData(PlotDataDialog::FitExp1); addFitAction.append(fitAction); fitAction = new QAction(i18n("Exponential (degree 2)"), this); fitAction->setData(PlotDataDialog::FitExp2); addFitAction.append(fitAction); fitAction = new QAction(i18n("Inverse exponential"), this); fitAction->setData(PlotDataDialog::FitInvExp); addFitAction.append(fitAction); fitAction = new QAction(i18n("Gauss"), this); fitAction->setData(PlotDataDialog::FitGauss); addFitAction.append(fitAction); fitAction = new QAction(i18n("Cauchy-Lorentz"), this); fitAction->setData(PlotDataDialog::FitCauchyLorentz); addFitAction.append(fitAction); fitAction = new QAction(i18n("Arc Tangent"), this); fitAction->setData(PlotDataDialog::FitTan); addFitAction.append(fitAction); fitAction = new QAction(i18n("Hyperbolic Tangent"), this); fitAction->setData(PlotDataDialog::FitTanh); addFitAction.append(fitAction); fitAction = new QAction(i18n("Error Function"), this); fitAction->setData(PlotDataDialog::FitErrFunc); addFitAction.append(fitAction); fitAction = new QAction(i18n("Custom"), this); fitAction->setData(PlotDataDialog::FitCustom); addFitAction.append(fitAction); addFourierFilterAction = new QAction(i18n("Fourier Filter"), this); connect(addDataReductionAction, &QAction::triggered, this, &CartesianPlot::addDataReductionCurve); connect(addDifferentiationAction, &QAction::triggered, this, &CartesianPlot::addDifferentiationCurve); connect(addIntegrationAction, &QAction::triggered, this, &CartesianPlot::addIntegrationCurve); connect(addInterpolationAction, &QAction::triggered, this, &CartesianPlot::addInterpolationCurve); connect(addSmoothAction, &QAction::triggered, this, &CartesianPlot::addSmoothCurve); connect(addConvolutionAction, &QAction::triggered, this, &CartesianPlot::addConvolutionCurve); connect(addCorrelationAction, &QAction::triggered, this, &CartesianPlot::addCorrelationCurve); for (const auto& action : addFitAction) connect(action, &QAction::triggered, this, &CartesianPlot::addFitCurve); connect(addFourierFilterAction, &QAction::triggered, this, &CartesianPlot::addFourierFilterCurve); //zoom/navigate actions scaleAutoAction = new QAction(QIcon::fromTheme("labplot-auto-scale-all"), i18n("Auto Scale"), this); scaleAutoXAction = new QAction(QIcon::fromTheme("labplot-auto-scale-x"), i18n("Auto Scale X"), this); scaleAutoYAction = new QAction(QIcon::fromTheme("labplot-auto-scale-y"), i18n("Auto Scale Y"), this); zoomInAction = new QAction(QIcon::fromTheme("zoom-in"), i18n("Zoom In"), this); zoomOutAction = new QAction(QIcon::fromTheme("zoom-out"), i18n("Zoom Out"), this); zoomInXAction = new QAction(QIcon::fromTheme("labplot-zoom-in-x"), i18n("Zoom In X"), this); zoomOutXAction = new QAction(QIcon::fromTheme("labplot-zoom-out-x"), i18n("Zoom Out X"), this); zoomInYAction = new QAction(QIcon::fromTheme("labplot-zoom-in-y"), i18n("Zoom In Y"), this); zoomOutYAction = new QAction(QIcon::fromTheme("labplot-zoom-out-y"), i18n("Zoom Out Y"), this); shiftLeftXAction = new QAction(QIcon::fromTheme("labplot-shift-left-x"), i18n("Shift Left X"), this); shiftRightXAction = new QAction(QIcon::fromTheme("labplot-shift-right-x"), i18n("Shift Right X"), this); shiftUpYAction = new QAction(QIcon::fromTheme("labplot-shift-up-y"), i18n("Shift Up Y"), this); shiftDownYAction = new QAction(QIcon::fromTheme("labplot-shift-down-y"), i18n("Shift Down Y"), this); cursorAction = new QAction(QIcon::fromTheme("labplot-shift-down-y"), i18n("Cursor"), this); // TODO: change icon connect(scaleAutoAction, &QAction::triggered, this, &CartesianPlot::scaleAuto); connect(scaleAutoXAction, &QAction::triggered, this, &CartesianPlot::scaleAutoX); connect(scaleAutoYAction, &QAction::triggered, this, &CartesianPlot::scaleAutoY); connect(zoomInAction, &QAction::triggered, this, &CartesianPlot::zoomIn); connect(zoomOutAction, &QAction::triggered, this, &CartesianPlot::zoomOut); connect(zoomInXAction, &QAction::triggered, this, &CartesianPlot::zoomInX); connect(zoomOutXAction, &QAction::triggered, this, &CartesianPlot::zoomOutX); connect(zoomInYAction, &QAction::triggered, this, &CartesianPlot::zoomInY); connect(zoomOutYAction, &QAction::triggered, this, &CartesianPlot::zoomOutY); connect(shiftLeftXAction, &QAction::triggered, this, &CartesianPlot::shiftLeftX); connect(shiftRightXAction, &QAction::triggered, this, &CartesianPlot::shiftRightX); connect(shiftUpYAction, &QAction::triggered, this, &CartesianPlot::shiftUpY); connect(shiftDownYAction, &QAction::triggered, this, &CartesianPlot::shiftDownY); connect(cursorAction, &QAction::triggered, this, &CartesianPlot::cursor); //visibility action visibilityAction = new QAction(QIcon::fromTheme("view-visible"), i18n("Visible"), this); visibilityAction->setCheckable(true); connect(visibilityAction, &QAction::triggered, this, &CartesianPlot::visibilityChanged); } void CartesianPlot::initMenus() { initActions(); addNewMenu = new QMenu(i18n("Add New")); addNewMenu->setIcon(QIcon::fromTheme("list-add")); addNewMenu->addAction(addCurveAction); addNewMenu->addAction(addHistogramAction); addNewMenu->addAction(addEquationCurveAction); addNewMenu->addSeparator(); addNewMenu->addAction(addDataReductionCurveAction); addNewMenu->addAction(addDifferentiationCurveAction); addNewMenu->addAction(addIntegrationCurveAction); addNewMenu->addAction(addInterpolationCurveAction); addNewMenu->addAction(addSmoothCurveAction); addNewMenu->addAction(addFitCurveAction); addNewMenu->addAction(addFourierFilterCurveAction); addNewMenu->addAction(addFourierTransformCurveAction); addNewMenu->addAction(addConvolutionCurveAction); addNewMenu->addAction(addCorrelationCurveAction); addNewMenu->addSeparator(); addNewMenu->addAction(addLegendAction); addNewMenu->addSeparator(); addNewMenu->addAction(addHorizontalAxisAction); addNewMenu->addAction(addVerticalAxisAction); addNewMenu->addSeparator(); addNewMenu->addAction(addTextLabelAction); addNewMenu->addSeparator(); addNewMenu->addAction(addCustomPointAction); zoomMenu = new QMenu(i18n("Zoom")); zoomMenu->setIcon(QIcon::fromTheme("zoom-draw")); zoomMenu->addAction(scaleAutoAction); zoomMenu->addAction(scaleAutoXAction); zoomMenu->addAction(scaleAutoYAction); zoomMenu->addSeparator(); zoomMenu->addAction(zoomInAction); zoomMenu->addAction(zoomOutAction); zoomMenu->addSeparator(); zoomMenu->addAction(zoomInXAction); zoomMenu->addAction(zoomOutXAction); zoomMenu->addSeparator(); zoomMenu->addAction(zoomInYAction); zoomMenu->addAction(zoomOutYAction); zoomMenu->addSeparator(); zoomMenu->addAction(shiftLeftXAction); zoomMenu->addAction(shiftRightXAction); zoomMenu->addSeparator(); zoomMenu->addAction(shiftUpYAction); zoomMenu->addAction(shiftDownYAction); // Data manipulation menu QMenu* dataManipulationMenu = new QMenu(i18n("Data Manipulation")); dataManipulationMenu->setIcon(QIcon::fromTheme("zoom-draw")); dataManipulationMenu->addAction(addDataOperationAction); dataManipulationMenu->addAction(addDataReductionAction); // Data fit menu QMenu* dataFitMenu = new QMenu(i18n("Fit")); dataFitMenu->setIcon(QIcon::fromTheme("labplot-xy-fit-curve")); dataFitMenu->addAction(addFitAction.at(0)); dataFitMenu->addAction(addFitAction.at(1)); dataFitMenu->addAction(addFitAction.at(2)); dataFitMenu->addAction(addFitAction.at(3)); dataFitMenu->addAction(addFitAction.at(4)); dataFitMenu->addSeparator(); dataFitMenu->addAction(addFitAction.at(5)); dataFitMenu->addAction(addFitAction.at(6)); dataFitMenu->addSeparator(); dataFitMenu->addAction(addFitAction.at(7)); dataFitMenu->addAction(addFitAction.at(8)); dataFitMenu->addAction(addFitAction.at(9)); dataFitMenu->addSeparator(); dataFitMenu->addAction(addFitAction.at(10)); //analysis menu dataAnalysisMenu = new QMenu(i18n("Analysis")); dataAnalysisMenu->insertMenu(nullptr, dataManipulationMenu); dataAnalysisMenu->addSeparator(); dataAnalysisMenu->addAction(addDifferentiationAction); dataAnalysisMenu->addAction(addIntegrationAction); dataAnalysisMenu->addSeparator(); dataAnalysisMenu->addAction(addInterpolationAction); dataAnalysisMenu->addAction(addSmoothAction); dataAnalysisMenu->addAction(addFourierFilterAction); dataAnalysisMenu->addAction(addConvolutionAction); dataAnalysisMenu->addAction(addCorrelationAction); dataAnalysisMenu->addSeparator(); dataAnalysisMenu->addMenu(dataFitMenu); //themes menu themeMenu = new QMenu(i18n("Apply Theme")); themeMenu->setIcon(QIcon::fromTheme("color-management")); auto* themeWidget = new ThemesWidget(nullptr); connect(themeWidget, &ThemesWidget::themeSelected, this, &CartesianPlot::loadTheme); connect(themeWidget, &ThemesWidget::themeSelected, themeMenu, &QMenu::close); auto* widgetAction = new QWidgetAction(this); widgetAction->setDefaultWidget(themeWidget); themeMenu->addAction(widgetAction); m_menusInitialized = true; } QMenu* CartesianPlot::createContextMenu() { if (!m_menusInitialized) initMenus(); QMenu* menu = WorksheetElement::createContextMenu(); QAction* firstAction = menu->actions().at(1); visibilityAction->setChecked(isVisible()); menu->insertAction(firstAction, visibilityAction); menu->insertMenu(firstAction, addNewMenu); menu->insertMenu(firstAction, zoomMenu); menu->insertSeparator(firstAction); menu->insertMenu(firstAction, themeMenu); menu->insertSeparator(firstAction); return menu; } QMenu* CartesianPlot::analysisMenu() { if (!m_menusInitialized) initMenus(); return dataAnalysisMenu; } /*! Returns an icon to be used in the project explorer. */ QIcon CartesianPlot::icon() const { return QIcon::fromTheme("office-chart-line"); } QVector CartesianPlot::dependsOn() const { //aspects which the plotted data in the worksheet depends on (spreadsheets and later matrices) QVector aspects; for (const auto* curve : children()) { if (curve->xColumn() && dynamic_cast(curve->xColumn()->parentAspect()) ) aspects << curve->xColumn()->parentAspect(); if (curve->yColumn() && dynamic_cast(curve->yColumn()->parentAspect()) ) aspects << curve->yColumn()->parentAspect(); } return aspects; } void CartesianPlot::navigate(CartesianPlot::NavigationOperation op) { if (op == ScaleAuto) scaleAuto(); else if (op == ScaleAutoX) scaleAutoX(); else if (op == ScaleAutoY) scaleAutoY(); else if (op == ZoomIn) zoomIn(); else if (op == ZoomOut) zoomOut(); else if (op == ZoomInX) zoomInX(); else if (op == ZoomOutX) zoomOutX(); else if (op == ZoomInY) zoomInY(); else if (op == ZoomOutY) zoomOutY(); else if (op == ShiftLeftX) shiftLeftX(); else if (op == ShiftRightX) shiftRightX(); else if (op == ShiftUpY) shiftUpY(); else if (op == ShiftDownY) shiftDownY(); } void CartesianPlot::setSuppressDataChangedSignal(bool value) { Q_D(CartesianPlot); d->suppressRetransform = value; } void CartesianPlot::processDropEvent(QDropEvent* event) { PERFTRACE("CartesianPlot::processDropEvent"); const QMimeData* mimeData = event->mimeData(); if (!mimeData) return; //deserialize the mime data to the vector of aspect pointers QByteArray data = mimeData->data(QLatin1String("labplot-dnd")); QVector vec; QDataStream stream(&data, QIODevice::ReadOnly); stream >> vec; QVector columns; for (auto a : vec) { auto* aspect = (AbstractAspect*)a; auto* column = dynamic_cast(aspect); if (column) columns << column; } //return if there are no columns being dropped. //TODO: extend this later when we allow to drag&drop plots, etc. if (columns.isEmpty()) return; //determine the first column with "x plot designation" as the x-data column for all curves to be created const AbstractColumn* xColumn = nullptr; for (const auto* column : columns) { if (column->plotDesignation() == AbstractColumn::X) { xColumn = column; break; } } //if no column with "x plot designation" is available, use the x-data column of the first curve in the plot, if (xColumn == nullptr) { QVector curves = children(); if (!curves.isEmpty()) xColumn = curves.at(0)->xColumn(); } //use the first dropped column if no column with "x plot designation" nor curves are available if (xColumn == nullptr) xColumn = columns.at(0); //create curves bool curvesAdded = false; for (const auto* column : columns) { if (column == xColumn) continue; XYCurve* curve = new XYCurve(column->name()); curve->suppressRetransform(true); //suppress retransform, all curved will be recalculated at the end curve->setXColumn(xColumn); curve->setYColumn(column); addChild(curve); curve->suppressRetransform(false); curvesAdded = true; } if (curvesAdded) dataChanged(); } bool CartesianPlot::isPanningActive() const { Q_D(const CartesianPlot); return d->panningStarted; } //############################################################################## //################################ getter methods ############################ //############################################################################## BASIC_SHARED_D_READER_IMPL(CartesianPlot, CartesianPlot::RangeType, rangeType, rangeType) BASIC_SHARED_D_READER_IMPL(CartesianPlot, CartesianPlot::RangeFormat, xRangeFormat, xRangeFormat) BASIC_SHARED_D_READER_IMPL(CartesianPlot, CartesianPlot::RangeFormat, yRangeFormat, yRangeFormat) BASIC_SHARED_D_READER_IMPL(CartesianPlot, int, rangeLastValues, rangeLastValues) BASIC_SHARED_D_READER_IMPL(CartesianPlot, int, rangeFirstValues, rangeFirstValues) BASIC_SHARED_D_READER_IMPL(CartesianPlot, bool, autoScaleX, autoScaleX) BASIC_SHARED_D_READER_IMPL(CartesianPlot, double, xMin, xMin) BASIC_SHARED_D_READER_IMPL(CartesianPlot, double, xMax, xMax) BASIC_SHARED_D_READER_IMPL(CartesianPlot, CartesianPlot::Scale, xScale, xScale) BASIC_SHARED_D_READER_IMPL(CartesianPlot, bool, xRangeBreakingEnabled, xRangeBreakingEnabled) CLASS_SHARED_D_READER_IMPL(CartesianPlot, CartesianPlot::RangeBreaks, xRangeBreaks, xRangeBreaks) BASIC_SHARED_D_READER_IMPL(CartesianPlot, bool, autoScaleY, autoScaleY) BASIC_SHARED_D_READER_IMPL(CartesianPlot, double, yMin, yMin) BASIC_SHARED_D_READER_IMPL(CartesianPlot, double, yMax, yMax) BASIC_SHARED_D_READER_IMPL(CartesianPlot, CartesianPlot::Scale, yScale, yScale) BASIC_SHARED_D_READER_IMPL(CartesianPlot, bool, yRangeBreakingEnabled, yRangeBreakingEnabled) CLASS_SHARED_D_READER_IMPL(CartesianPlot, CartesianPlot::RangeBreaks, yRangeBreaks, yRangeBreaks) CLASS_SHARED_D_READER_IMPL(CartesianPlot, QPen, cursorPen, cursorPen); CLASS_SHARED_D_READER_IMPL(CartesianPlot, bool, cursor0Enable, cursor0Enable); CLASS_SHARED_D_READER_IMPL(CartesianPlot, bool, cursor1Enable, cursor1Enable); CLASS_SHARED_D_READER_IMPL(CartesianPlot, QString, theme, theme) /*! returns the actual bounding rectangular of the plot area showing data (plot's rectangular minus padding) in plot's coordinates */ QRectF CartesianPlot::dataRect() const { Q_D(const CartesianPlot); return d->dataRect; } CartesianPlot::MouseMode CartesianPlot::mouseMode() const { Q_D(const CartesianPlot); return d->mouseMode; } const QString& CartesianPlot::xRangeDateTimeFormat() const { Q_D(const CartesianPlot); return d->xRangeDateTimeFormat; } const QString& CartesianPlot::yRangeDateTimeFormat() const { Q_D(const CartesianPlot); return d->yRangeDateTimeFormat; } //############################################################################## //###################### setter methods and undo commands #################### //############################################################################## /*! set the rectangular, defined in scene coordinates */ class CartesianPlotSetRectCmd : public QUndoCommand { public: CartesianPlotSetRectCmd(CartesianPlotPrivate* private_obj, QRectF rect) : m_private(private_obj), m_rect(rect) { setText(i18n("%1: change geometry rect", m_private->name())); }; void redo() override { // const double horizontalRatio = m_rect.width() / m_private->rect.width(); // const double verticalRatio = m_rect.height() / m_private->rect.height(); qSwap(m_private->rect, m_rect); // m_private->q->handleResize(horizontalRatio, verticalRatio, false); m_private->retransform(); emit m_private->q->rectChanged(m_private->rect); }; void undo() override { redo(); } private: CartesianPlotPrivate* m_private; QRectF m_rect; }; void CartesianPlot::setRect(const QRectF& rect) { Q_D(CartesianPlot); if (rect != d->rect) exec(new CartesianPlotSetRectCmd(d, rect)); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetRangeType, CartesianPlot::RangeType, rangeType, rangeChanged); void CartesianPlot::setRangeType(RangeType type) { Q_D(CartesianPlot); if (type != d->rangeType) exec(new CartesianPlotSetRangeTypeCmd(d, type, ki18n("%1: set range type"))); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetXRangeFormat, CartesianPlot::RangeFormat, xRangeFormat, xRangeFormatChanged); void CartesianPlot::setXRangeFormat(RangeFormat format) { Q_D(CartesianPlot); if (format != d->xRangeFormat) exec(new CartesianPlotSetXRangeFormatCmd(d, format, ki18n("%1: set x-range format"))); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetYRangeFormat, CartesianPlot::RangeFormat, yRangeFormat, yRangeFormatChanged); void CartesianPlot::setYRangeFormat(RangeFormat format) { Q_D(CartesianPlot); if (format != d->yRangeFormat) exec(new CartesianPlotSetYRangeFormatCmd(d, format, ki18n("%1: set y-range format"))); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetRangeLastValues, int, rangeLastValues, rangeChanged); void CartesianPlot::setRangeLastValues(int values) { Q_D(CartesianPlot); if (values != d->rangeLastValues) exec(new CartesianPlotSetRangeLastValuesCmd(d, values, ki18n("%1: set range"))); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetRangeFirstValues, int, rangeFirstValues, rangeChanged); void CartesianPlot::setRangeFirstValues(int values) { Q_D(CartesianPlot); if (values != d->rangeFirstValues) exec(new CartesianPlotSetRangeFirstValuesCmd(d, values, ki18n("%1: set range"))); } class CartesianPlotSetAutoScaleXCmd : public QUndoCommand { public: CartesianPlotSetAutoScaleXCmd(CartesianPlotPrivate* private_obj, bool autoScale) : m_private(private_obj), m_autoScale(autoScale), m_autoScaleOld(false), m_minOld(0.0), m_maxOld(0.0) { setText(i18n("%1: change x-range auto scaling", m_private->name())); }; void redo() override { m_autoScaleOld = m_private->autoScaleX; if (m_autoScale) { m_minOld = m_private->xMin; m_maxOld = m_private->xMax; m_private->q->scaleAutoX(); } m_private->autoScaleX = m_autoScale; emit m_private->q->xAutoScaleChanged(m_autoScale); }; void undo() override { if (!m_autoScaleOld) { m_private->xMin = m_minOld; m_private->xMax = m_maxOld; m_private->retransformScales(); } m_private->autoScaleX = m_autoScaleOld; emit m_private->q->xAutoScaleChanged(m_autoScaleOld); } private: CartesianPlotPrivate* m_private; bool m_autoScale; bool m_autoScaleOld; double m_minOld; double m_maxOld; }; void CartesianPlot::setAutoScaleX(bool autoScaleX) { Q_D(CartesianPlot); if (autoScaleX != d->autoScaleX) exec(new CartesianPlotSetAutoScaleXCmd(d, autoScaleX)); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetXMin, double, xMin, retransformScales) void CartesianPlot::setXMin(double xMin) { Q_D(CartesianPlot); if (xMin != d->xMin && xMin != -INFINITY && xMin != INFINITY) exec(new CartesianPlotSetXMinCmd(d, xMin, ki18n("%1: set min x"))); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetXMax, double, xMax, retransformScales) void CartesianPlot::setXMax(double xMax) { Q_D(CartesianPlot); if (xMax != d->xMax && xMax != -INFINITY && xMax != INFINITY) exec(new CartesianPlotSetXMaxCmd(d, xMax, ki18n("%1: set max x"))); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetXScale, CartesianPlot::Scale, xScale, retransformScales) void CartesianPlot::setXScale(Scale scale) { Q_D(CartesianPlot); if (scale != d->xScale) exec(new CartesianPlotSetXScaleCmd(d, scale, ki18n("%1: set x scale"))); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetXRangeBreakingEnabled, bool, xRangeBreakingEnabled, retransformScales) void CartesianPlot::setXRangeBreakingEnabled(bool enabled) { Q_D(CartesianPlot); if (enabled != d->xRangeBreakingEnabled) exec(new CartesianPlotSetXRangeBreakingEnabledCmd(d, enabled, ki18n("%1: x-range breaking enabled"))); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetXRangeBreaks, CartesianPlot::RangeBreaks, xRangeBreaks, retransformScales) void CartesianPlot::setXRangeBreaks(const RangeBreaks& breakings) { Q_D(CartesianPlot); exec(new CartesianPlotSetXRangeBreaksCmd(d, breakings, ki18n("%1: x-range breaks changed"))); } class CartesianPlotSetAutoScaleYCmd : public QUndoCommand { public: CartesianPlotSetAutoScaleYCmd(CartesianPlotPrivate* private_obj, bool autoScale) : m_private(private_obj), m_autoScale(autoScale), m_autoScaleOld(false), m_minOld(0.0), m_maxOld(0.0) { setText(i18n("%1: change y-range auto scaling", m_private->name())); }; void redo() override { m_autoScaleOld = m_private->autoScaleY; if (m_autoScale) { m_minOld = m_private->yMin; m_maxOld = m_private->yMax; m_private->q->scaleAutoY(); } m_private->autoScaleY = m_autoScale; emit m_private->q->yAutoScaleChanged(m_autoScale); }; void undo() override { if (!m_autoScaleOld) { m_private->yMin = m_minOld; m_private->yMax = m_maxOld; m_private->retransformScales(); } m_private->autoScaleY = m_autoScaleOld; emit m_private->q->yAutoScaleChanged(m_autoScaleOld); } private: CartesianPlotPrivate* m_private; bool m_autoScale; bool m_autoScaleOld; double m_minOld; double m_maxOld; }; void CartesianPlot::setAutoScaleY(bool autoScaleY) { Q_D(CartesianPlot); if (autoScaleY != d->autoScaleY) exec(new CartesianPlotSetAutoScaleYCmd(d, autoScaleY)); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetYMin, double, yMin, retransformScales) void CartesianPlot::setYMin(double yMin) { Q_D(CartesianPlot); if (yMin != d->yMin) exec(new CartesianPlotSetYMinCmd(d, yMin, ki18n("%1: set min y"))); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetYMax, double, yMax, retransformScales) void CartesianPlot::setYMax(double yMax) { Q_D(CartesianPlot); if (yMax != d->yMax) exec(new CartesianPlotSetYMaxCmd(d, yMax, ki18n("%1: set max y"))); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetYScale, CartesianPlot::Scale, yScale, retransformScales) void CartesianPlot::setYScale(Scale scale) { Q_D(CartesianPlot); if (scale != d->yScale) exec(new CartesianPlotSetYScaleCmd(d, scale, ki18n("%1: set y scale"))); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetYRangeBreakingEnabled, bool, yRangeBreakingEnabled, retransformScales) void CartesianPlot::setYRangeBreakingEnabled(bool enabled) { Q_D(CartesianPlot); if (enabled != d->yRangeBreakingEnabled) exec(new CartesianPlotSetYRangeBreakingEnabledCmd(d, enabled, ki18n("%1: y-range breaking enabled"))); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetYRangeBreaks, CartesianPlot::RangeBreaks, yRangeBreaks, retransformScales) void CartesianPlot::setYRangeBreaks(const RangeBreaks& breaks) { Q_D(CartesianPlot); exec(new CartesianPlotSetYRangeBreaksCmd(d, breaks, ki18n("%1: y-range breaks changed"))); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetCursorPen, QPen, cursorPen, update) void CartesianPlot::setCursorPen(const QPen &pen) { Q_D(CartesianPlot); if (pen != d->cursorPen) exec(new CartesianPlotSetCursorPenCmd(d, pen, ki18n("%1: y-range breaks changed"))); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetCursor0Enable, bool, cursor0Enable, updateCursor) void CartesianPlot::setCursor0Enable(const bool &enable) { Q_D(CartesianPlot); if (enable != d->cursor0Enable) { if (std::isnan(d->cursor0Pos.x())) { // if never set, set initial position d->cursor0Pos.setX(d->cSystem->mapSceneToLogical(QPointF(0,0)).x()); mousePressCursorModeSignal(0, d->cursor0Pos); // simulate mousePress to update values in the cursor dock } exec(new CartesianPlotSetCursor0EnableCmd(d, enable, ki18n("%1: Cursor0 enable"))); } } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetCursor1Enable, bool, cursor1Enable, updateCursor) void CartesianPlot::setCursor1Enable(const bool &enable) { Q_D(CartesianPlot); if (enable != d->cursor1Enable) { if (std::isnan(d->cursor1Pos.x())) { // if never set, set initial position d->cursor1Pos.setX(d->cSystem->mapSceneToLogical(QPointF(0,0)).x()); mousePressCursorModeSignal(1, d->cursor0Pos); // simulate mousePress to update values in the cursor dock } exec(new CartesianPlotSetCursor1EnableCmd(d, enable, ki18n("%1: Cursor1 enable"))); } } STD_SETTER_CMD_IMPL_S(CartesianPlot, SetTheme, QString, theme) void CartesianPlot::setTheme(const QString& theme) { Q_D(CartesianPlot); if (theme != d->theme) { if (!theme.isEmpty()) { beginMacro( i18n("%1: load theme %2", name(), theme) ); exec(new CartesianPlotSetThemeCmd(d, theme, ki18n("%1: set theme"))); loadTheme(theme); endMacro(); } else exec(new CartesianPlotSetThemeCmd(d, theme, ki18n("%1: disable theming"))); } } //################################################################ //########################## Slots ############################### //################################################################ void CartesianPlot::addHorizontalAxis() { Axis* axis = new Axis("x-axis", Axis::AxisHorizontal); if (axis->autoScale()) { axis->setUndoAware(false); axis->setStart(xMin()); axis->setEnd(xMax()); axis->setUndoAware(true); } addChild(axis); } void CartesianPlot::addVerticalAxis() { Axis* axis = new Axis("y-axis", Axis::AxisVertical); if (axis->autoScale()) { axis->setUndoAware(false); axis->setStart(yMin()); axis->setEnd(yMax()); axis->setUndoAware(true); } addChild(axis); } void CartesianPlot::addCurve() { addChild(new XYCurve("xy-curve")); } void CartesianPlot::addEquationCurve() { addChild(new XYEquationCurve("f(x)")); } void CartesianPlot::addHistogram() { addChild(new Histogram("Histogram")); } /*! * returns the first selected XYCurve in the plot */ const XYCurve* CartesianPlot::currentCurve() const { for (const auto* curve : this->children()) { if (curve->graphicsItem()->isSelected()) return curve; } return nullptr; } void CartesianPlot::addDataReductionCurve() { XYDataReductionCurve* curve = new XYDataReductionCurve("Data reduction"); const XYCurve* curCurve = currentCurve(); if (curCurve) { beginMacro( i18n("%1: reduce '%2'", name(), curCurve->name()) ); curve->setName( i18n("Reduction of '%1'", curCurve->name()) ); curve->setDataSourceType(XYAnalysisCurve::DataSourceCurve); curve->setDataSourceCurve(curCurve); this->addChild(curve); curve->recalculate(); emit curve->dataReductionDataChanged(curve->dataReductionData()); } else { beginMacro(i18n("%1: add data reduction curve", name())); this->addChild(curve); } endMacro(); } void CartesianPlot::addDifferentiationCurve() { XYDifferentiationCurve* curve = new XYDifferentiationCurve("Differentiation"); const XYCurve* curCurve = currentCurve(); if (curCurve) { beginMacro( i18n("%1: differentiate '%2'", name(), curCurve->name()) ); curve->setName( i18n("Derivative of '%1'", curCurve->name()) ); curve->setDataSourceType(XYAnalysisCurve::DataSourceCurve); curve->setDataSourceCurve(curCurve); this->addChild(curve); curve->recalculate(); emit curve->differentiationDataChanged(curve->differentiationData()); } else { beginMacro(i18n("%1: add differentiation curve", name())); this->addChild(curve); } endMacro(); } void CartesianPlot::addIntegrationCurve() { XYIntegrationCurve* curve = new XYIntegrationCurve("Integration"); const XYCurve* curCurve = currentCurve(); if (curCurve) { beginMacro( i18n("%1: integrate '%2'", name(), curCurve->name()) ); curve->setName( i18n("Integral of '%1'", curCurve->name()) ); curve->setDataSourceType(XYAnalysisCurve::DataSourceCurve); curve->setDataSourceCurve(curCurve); this->addChild(curve); curve->recalculate(); emit curve->integrationDataChanged(curve->integrationData()); } else { beginMacro(i18n("%1: add integration curve", name())); this->addChild(curve); } endMacro(); } void CartesianPlot::addInterpolationCurve() { XYInterpolationCurve* curve = new XYInterpolationCurve("Interpolation"); const XYCurve* curCurve = currentCurve(); if (curCurve) { beginMacro( i18n("%1: interpolate '%2'", name(), curCurve->name()) ); curve->setName( i18n("Interpolation of '%1'", curCurve->name()) ); curve->setDataSourceType(XYAnalysisCurve::DataSourceCurve); curve->setDataSourceCurve(curCurve); curve->recalculate(); this->addChild(curve); emit curve->interpolationDataChanged(curve->interpolationData()); } else { beginMacro(i18n("%1: add interpolation curve", name())); this->addChild(curve); } endMacro(); } void CartesianPlot::addSmoothCurve() { XYSmoothCurve* curve = new XYSmoothCurve("Smooth"); const XYCurve* curCurve = currentCurve(); if (curCurve) { beginMacro( i18n("%1: smooth '%2'", name(), curCurve->name()) ); curve->setName( i18n("Smoothing of '%1'", curCurve->name()) ); curve->setDataSourceType(XYAnalysisCurve::DataSourceCurve); curve->setDataSourceCurve(curCurve); this->addChild(curve); curve->recalculate(); emit curve->smoothDataChanged(curve->smoothData()); } else { beginMacro(i18n("%1: add smoothing curve", name())); this->addChild(curve); } endMacro(); } void CartesianPlot::addFitCurve() { DEBUG("CartesianPlot::addFitCurve()"); XYFitCurve* curve = new XYFitCurve("fit"); const XYCurve* curCurve = currentCurve(); if (curCurve) { beginMacro( i18n("%1: fit to '%2'", name(), curCurve->name()) ); curve->setName( i18n("Fit to '%1'", curCurve->name()) ); curve->setDataSourceType(XYAnalysisCurve::DataSourceCurve); curve->setDataSourceCurve(curCurve); //set the fit model category and type const auto* action = qobject_cast(QObject::sender()); PlotDataDialog::AnalysisAction type = (PlotDataDialog::AnalysisAction)action->data().toInt(); curve->initFitData(type); curve->initStartValues(curCurve); //fit with weights for y if the curve has error bars for y if (curCurve->yErrorType() == XYCurve::SymmetricError && curCurve->yErrorPlusColumn()) { XYFitCurve::FitData fitData = curve->fitData(); fitData.yWeightsType = nsl_fit_weight_instrumental; curve->setFitData(fitData); curve->setYErrorColumn(curCurve->yErrorPlusColumn()); } curve->recalculate(); //add the child after the fit was calculated so the dock widgets gets the fit results //and call retransform() after this to calculate and to paint the data points of the fit-curve this->addChild(curve); curve->retransform(); } else { beginMacro(i18n("%1: add fit curve", name())); this->addChild(curve); } endMacro(); } void CartesianPlot::addFourierFilterCurve() { XYFourierFilterCurve* curve = new XYFourierFilterCurve("Fourier filter"); const XYCurve* curCurve = currentCurve(); if (curCurve) { beginMacro( i18n("%1: Fourier filtering of '%2'", name(), curCurve->name()) ); curve->setName( i18n("Fourier filtering of '%1'", curCurve->name()) ); curve->setDataSourceType(XYAnalysisCurve::DataSourceCurve); curve->setDataSourceCurve(curCurve); this->addChild(curve); } else { beginMacro(i18n("%1: add Fourier filter curve", name())); this->addChild(curve); } endMacro(); } void CartesianPlot::addFourierTransformCurve() { XYFourierTransformCurve* curve = new XYFourierTransformCurve("Fourier transform"); this->addChild(curve); } void CartesianPlot::addConvolutionCurve() { XYConvolutionCurve* curve = new XYConvolutionCurve("Convolution"); this->addChild(curve); } void CartesianPlot::addCorrelationCurve() { XYCorrelationCurve* curve = new XYCorrelationCurve("Auto-/Cross-Correlation"); this->addChild(curve); } /*! * public helper function to set a legend object created outside of CartesianPlot, e.g. in \c OriginProjectParser. */ void CartesianPlot::addLegend(CartesianPlotLegend* legend) { m_legend = legend; this->addChild(legend); } void CartesianPlot::addLegend() { //don't do anything if there's already a legend if (m_legend) return; m_legend = new CartesianPlotLegend(this, "legend"); this->addChild(m_legend); m_legend->retransform(); //only one legend is allowed -> disable the action if (m_menusInitialized) addLegendAction->setEnabled(false); } void CartesianPlot::addTextLabel() { TextLabel* label = new TextLabel("text label"); this->addChild(label); label->setParentGraphicsItem(graphicsItem()); } void CartesianPlot::addCustomPoint() { CustomPoint* point = new CustomPoint(this, "custom point"); this->addChild(point); } int CartesianPlot::curveCount(){ return children().length(); } const XYCurve* CartesianPlot::getCurve(int index){ return children()[index]; } double CartesianPlot::cursorPos(int cursorNumber) { Q_D(CartesianPlot); if (cursorNumber == 0) return d->cursor0Pos.x(); else return d->cursor1Pos.x(); } void CartesianPlot::childAdded(const AbstractAspect* child) { Q_D(CartesianPlot); const auto* curve = qobject_cast(child); if (curve) { connect(curve, &XYCurve::dataChanged, this, &CartesianPlot::dataChanged); connect(curve, &XYCurve::xDataChanged, this, &CartesianPlot::xDataChanged); connect(curve, &XYCurve::xErrorTypeChanged, this, &CartesianPlot::dataChanged); connect(curve, &XYCurve::xErrorPlusColumnChanged, this, &CartesianPlot::dataChanged); connect(curve, &XYCurve::xErrorMinusColumnChanged, this, &CartesianPlot::dataChanged); connect(curve, &XYCurve::yDataChanged, this, &CartesianPlot::yDataChanged); connect(curve, &XYCurve::yErrorTypeChanged, this, &CartesianPlot::dataChanged); connect(curve, &XYCurve::yErrorPlusColumnChanged, this, &CartesianPlot::dataChanged); connect(curve, &XYCurve::yErrorMinusColumnChanged, this, &CartesianPlot::dataChanged); connect(curve, static_cast(&XYCurve::visibilityChanged), this, &CartesianPlot::curveVisibilityChanged); //update the legend on changes of the name, line and symbol styles connect(curve, &XYCurve::aspectDescriptionChanged, this, &CartesianPlot::updateLegend); connect(curve, &XYCurve::lineTypeChanged, this, &CartesianPlot::updateLegend); connect(curve, &XYCurve::linePenChanged, this, &CartesianPlot::updateLegend); connect(curve, &XYCurve::lineOpacityChanged, this, &CartesianPlot::updateLegend); connect(curve, &XYCurve::symbolsStyleChanged, this, &CartesianPlot::updateLegend); connect(curve, &XYCurve::symbolsSizeChanged, this, &CartesianPlot::updateLegend); connect(curve, &XYCurve::symbolsRotationAngleChanged, this, &CartesianPlot::updateLegend); connect(curve, &XYCurve::symbolsOpacityChanged, this, &CartesianPlot::updateLegend); connect(curve, &XYCurve::symbolsBrushChanged, this, &CartesianPlot::updateLegend); connect(curve, &XYCurve::symbolsPenChanged, this, &CartesianPlot::updateLegend); connect(curve, SIGNAL(linePenChanged(QPen)), this, SIGNAL(curveLinePenChanged(QPen))); // feed forward linePenChanged, because Worksheet needs because CursorDock must be updated too updateLegend(); d->curvesXMinMaxIsDirty = true; d->curvesYMinMaxIsDirty = true; //in case the first curve is added, check whether we start plotting datetime data if (children().size() == 1) { const auto* col = dynamic_cast(curve->xColumn()); if (col) { if (col->columnMode() == AbstractColumn::DateTime) { setUndoAware(false); setXRangeFormat(CartesianPlot::DateTime); setUndoAware(true); //set column's datetime format for all horizontal axis for (auto* axis : children()) { if (axis->orientation() == Axis::AxisHorizontal) { auto* filter = static_cast(col->outputFilter()); d->xRangeDateTimeFormat = filter->format(); axis->setUndoAware(false); axis->setLabelsDateTimeFormat(d->xRangeDateTimeFormat); axis->setUndoAware(true); } } } } col = dynamic_cast(curve->yColumn()); if (col) { if (col->columnMode() == AbstractColumn::DateTime) { setUndoAware(false); setYRangeFormat(CartesianPlot::DateTime); setUndoAware(true); //set column's datetime format for all vertical axis for (auto* axis : children()) { if (axis->orientation() == Axis::AxisVertical) { auto* filter = static_cast(col->outputFilter()); d->yRangeDateTimeFormat = filter->format(); axis->setUndoAware(false); axis->setLabelsDateTimeFormat(d->yRangeDateTimeFormat); axis->setUndoAware(true); } } } } } emit curveAdded(curve); } else { const auto* hist = qobject_cast(child); if (hist) { connect(hist, &Histogram::dataChanged, this, &CartesianPlot::dataChanged); connect(hist, &Histogram::visibilityChanged, this, &CartesianPlot::curveVisibilityChanged); updateLegend(); } // if an element is hovered, the curves which are handled manually in this class // must be unhovered const WorksheetElement* element = static_cast(child); connect(element, &WorksheetElement::hovered, this, &CartesianPlot::childHovered); } if (!isLoading()) { //if a theme was selected, apply the theme settings for newly added children, too if (!d->theme.isEmpty()) { const auto* elem = dynamic_cast(child); if (elem) { KConfig config(ThemeHandler::themeFilePath(d->theme), KConfig::SimpleConfig); const_cast(elem)->loadThemeConfig(config); } } else { //no theme is available, apply the default colors for curves only, s.a. XYCurve::loadThemeConfig() const auto* curve = dynamic_cast(child); if (curve) { int index = indexOfChild(curve); QColor themeColor; if (index < m_themeColorPalette.size()) themeColor = m_themeColorPalette.at(index); else { if (m_themeColorPalette.size()) themeColor = m_themeColorPalette.last(); } auto* c = const_cast(curve); //Line QPen p = curve->linePen(); p.setColor(themeColor); c->setLinePen(p); //Drop line p = curve->dropLinePen(); p.setColor(themeColor); c->setDropLinePen(p); //Symbol QBrush brush = c->symbolsBrush(); brush.setColor(themeColor); c->setSymbolsBrush(brush); p = c->symbolsPen(); p.setColor(themeColor); c->setSymbolsPen(p); //Filling c->setFillingFirstColor(themeColor); //Error bars p.setColor(themeColor); c->setErrorBarsPen(p); } } } } void CartesianPlot::childRemoved(const AbstractAspect* parent, const AbstractAspect* before, const AbstractAspect* child) { Q_UNUSED(parent); Q_UNUSED(before); if (m_legend == child) { if (m_menusInitialized) addLegendAction->setEnabled(true); m_legend = nullptr; } else { const auto* curve = qobject_cast(child); if (curve) { updateLegend(); emit curveRemoved(curve); } } } /*! * \brief CartesianPlot::childHovered * Unhover all curves, when another child is hovered. The hover handling for the curves is done in their parent (CartesianPlot), * because the hover should set when the curve is hovered and not just the bounding rect (for more see hoverMoveEvent) */ void CartesianPlot::childHovered() { Q_D(CartesianPlot); bool curveSender = dynamic_cast(QObject::sender()) != nullptr; if (!d->isSelected()) { if (d->m_hovered) d->m_hovered = false; d->update(); } if (!curveSender) { for (auto curve: children()) curve->setHover(false); } } void CartesianPlot::updateLegend() { if (m_legend) m_legend->retransform(); } /*! called when in one of the curves the data was changed. Autoscales the coordinate system and the x-axes, when "auto-scale" is active. */ void CartesianPlot::dataChanged() { Q_D(CartesianPlot); d->curvesXMinMaxIsDirty = true; d->curvesYMinMaxIsDirty = true; bool updated = false; if (d->autoScaleX && d->autoScaleY) updated = this->scaleAuto(); else if (d->autoScaleX) updated = this->scaleAutoX(); else if (d->autoScaleY) updated = this->scaleAutoY(); if (!updated || !QObject::sender()) { //even if the plot ranges were not changed, either no auto scale active or the new data //is within the current ranges and no change of the ranges is required, //retransform the curve in order to show the changes auto* curve = dynamic_cast(QObject::sender()); if (curve) curve->retransform(); else { auto* hist = dynamic_cast(QObject::sender()); if (hist) hist->retransform(); else { //no sender available, the function was called in CartesianPlot::dataChanged() //via plot->dataChaged() in the file filter (live data source got new data) //-> retransform all available curves since we don't know which curves are affected. //TODO: this logic can be very expensive for (auto* c : children()) { c->recalcLogicalPoints(); c->retransform(); } } } } } /*! called when in one of the curves the x-data was changed. Autoscales the coordinate system and the x-axes, when "auto-scale" is active. */ void CartesianPlot::xDataChanged() { if (project() && project()->isLoading()) return; Q_D(CartesianPlot); if (d->suppressRetransform) return; d->curvesXMinMaxIsDirty = true; bool updated = false; if (d->autoScaleX) updated = this->scaleAutoX(); if (!updated) { //even if the plot ranges were not changed, either no auto scale active or the new data //is within the current ranges and no change of the ranges is required, //retransform the curve in order to show the changes auto* curve = dynamic_cast(QObject::sender()); if (curve) curve->retransform(); else { auto* hist = dynamic_cast(QObject::sender()); if (hist) hist->retransform(); } } //in case there is only one curve and its column mode was changed, check whether we start plotting datetime data if (children().size() == 1) { auto* curve = dynamic_cast(QObject::sender()); const AbstractColumn* col = curve->xColumn(); if (col->columnMode() == AbstractColumn::DateTime && d->xRangeFormat != CartesianPlot::DateTime) { setUndoAware(false); setXRangeFormat(CartesianPlot::DateTime); setUndoAware(true); } } emit curveDataChanged(dynamic_cast(QObject::sender())); } /*! called when in one of the curves the x-data was changed. Autoscales the coordinate system and the x-axes, when "auto-scale" is active. */ void CartesianPlot::yDataChanged() { if (project() && project()->isLoading()) return; Q_D(CartesianPlot); if (d->suppressRetransform) return; d->curvesYMinMaxIsDirty = true; bool updated = false; if (d->autoScaleY) this->scaleAutoY(); if (!updated) { //even if the plot ranges were not changed, either no auto scale active or the new data //is within the current ranges and no change of the ranges is required, //retransform the curve in order to show the changes auto* curve = dynamic_cast(QObject::sender()); if (curve) curve->retransform(); else { auto* hist = dynamic_cast(QObject::sender()); if (hist) hist->retransform(); } } //in case there is only one curve and its column mode was changed, check whether we start plotting datetime data if (children().size() == 1) { auto* curve = dynamic_cast(QObject::sender()); const AbstractColumn* col = curve->yColumn(); if (col->columnMode() == AbstractColumn::DateTime && d->xRangeFormat != CartesianPlot::DateTime) { setUndoAware(false); setYRangeFormat(CartesianPlot::DateTime); setUndoAware(true); } } emit curveDataChanged(dynamic_cast(QObject::sender())); } void CartesianPlot::curveVisibilityChanged() { Q_D(CartesianPlot); d->curvesXMinMaxIsDirty = true; d->curvesYMinMaxIsDirty = true; updateLegend(); if (d->autoScaleX && d->autoScaleY) this->scaleAuto(); else if (d->autoScaleX) this->scaleAutoX(); else if (d->autoScaleY) this->scaleAutoY(); emit curveVisibilityChangedSignal(); } void CartesianPlot::curveLinePenChanged(QPen pen) { const auto* curve = qobject_cast(QObject::sender()); emit curveLinePenChanged(pen, curve->name()); } void CartesianPlot::setMouseMode(const MouseMode mouseMode) { Q_D(CartesianPlot); d->mouseMode = mouseMode; d->setHandlesChildEvents(mouseMode != CartesianPlot::SelectionMode); QList items = d->childItems(); if (d->mouseMode == CartesianPlot::SelectionMode) { for (auto* item : items) item->setFlag(QGraphicsItem::ItemStacksBehindParent, false); } else { for (auto* item : items) item->setFlag(QGraphicsItem::ItemStacksBehindParent, true); } //when doing zoom selection, prevent the graphics item from being movable //if it's currently movable (no worksheet layout available) const auto* worksheet = dynamic_cast(parentAspect()); if (worksheet) { if (mouseMode == CartesianPlot::SelectionMode) { if (worksheet->layout() != Worksheet::NoLayout) graphicsItem()->setFlag(QGraphicsItem::ItemIsMovable, false); else graphicsItem()->setFlag(QGraphicsItem::ItemIsMovable, true); } else //zoom m_selection graphicsItem()->setFlag(QGraphicsItem::ItemIsMovable, false); } emit mouseModeChanged(mouseMode); } void CartesianPlot::setLocked(bool locked) { Q_D(CartesianPlot); d->locked = locked; } bool CartesianPlot::scaleAutoX() { Q_D(CartesianPlot); if (d->curvesXMinMaxIsDirty) { calculateCurvesXMinMax(); d->curvesXMinMaxIsDirty = false; } bool update = false; if (d->curvesXMin != d->xMin && d->curvesXMin != INFINITY) { d->xMin = d->curvesXMin; update = true; } if (d->curvesXMax != d->xMax && d->curvesXMax != -INFINITY) { d->xMax = d->curvesXMax; update = true; } if (update) { if (d->xMax == d->xMin) { //in case min and max are equal (e.g. if we plot a single point), subtract/add 10% of the value if (d->xMax != 0) { d->xMax = d->xMax*1.1; d->xMin = d->xMin*0.9; } else { d->xMax = 0.1; d->xMin = -0.1; } } else { double offset = (d->xMax - d->xMin)*d->autoScaleOffsetFactor; d->xMin -= offset; d->xMax += offset; } setAutoScaleX(true); d->retransformScales(); } return update; } bool CartesianPlot::scaleAutoY() { Q_D(CartesianPlot); if (d->curvesYMinMaxIsDirty) { calculateCurvesYMinMax(); d->curvesYMinMaxIsDirty = false; } bool update = false; if (d->curvesYMin != d->yMin && d->curvesYMin != INFINITY) { d->yMin = d->curvesYMin; update = true; } if (d->curvesYMax != d->yMax && d->curvesYMax != -INFINITY) { d->yMax = d->curvesYMax; update = true; } if (update) { if (d->yMax == d->yMin) { //in case min and max are equal (e.g. if we plot a single point), subtract/add 10% of the value if (d->yMax != 0) { d->yMax = d->yMax*1.1; d->yMin = d->yMin*0.9; } else { d->yMax = 0.1; d->yMin = -0.1; } } else { double offset = (d->yMax - d->yMin)*d->autoScaleOffsetFactor; d->yMin -= offset; d->yMax += offset; } setAutoScaleY(true); d->retransformScales(); } return update; } bool CartesianPlot::scaleAuto() { DEBUG("CartesianPlot::scaleAuto()"); Q_D(CartesianPlot); if (d->curvesXMinMaxIsDirty) { calculateCurvesXMinMax(); d->curvesXMinMaxIsDirty = false; } if (d->curvesYMinMaxIsDirty) { calculateCurvesYMinMax(); d->curvesYMinMaxIsDirty = false; } bool updateX = false; bool updateY = false; if (d->curvesXMin != d->xMin && d->curvesXMin != INFINITY) { d->xMin = d->curvesXMin; updateX = true; } if (d->curvesXMax != d->xMax && d->curvesXMax != -INFINITY) { d->xMax = d->curvesXMax; updateX = true; } if (d->curvesYMin != d->yMin && d->curvesYMin != INFINITY) { d->yMin = d->curvesYMin; updateY = true; } if (d->curvesYMax != d->yMax && d->curvesYMax != -INFINITY) { d->yMax = d->curvesYMax; updateY = true; } DEBUG(" xmin/xmax = " << d->xMin << '/' << d->xMax << ", ymin/ymax = " << d->yMin << '/' << d->yMax); if (updateX || updateY) { if (updateX) { if (d->xMax == d->xMin) { //in case min and max are equal (e.g. if we plot a single point), subtract/add 10% of the value if (d->xMax != 0) { d->xMax = d->xMax*1.1; d->xMin = d->xMin*0.9; } else { d->xMax = 0.1; d->xMin = -0.1; } } else { double offset = (d->xMax - d->xMin)*d->autoScaleOffsetFactor; d->xMin -= offset; d->xMax += offset; } setAutoScaleX(true); } if (updateY) { if (d->yMax == d->yMin) { //in case min and max are equal (e.g. if we plot a single point), subtract/add 10% of the value if (d->yMax != 0) { d->yMax = d->yMax*1.1; d->yMin = d->yMin*0.9; } else { d->yMax = 0.1; d->yMin = -0.1; } } else { double offset = (d->yMax - d->yMin)*d->autoScaleOffsetFactor; d->yMin -= offset; d->yMax += offset; } setAutoScaleY(true); } d->retransformScales(); } return (updateX || updateY); } void CartesianPlot::calculateCurvesXMinMax() { Q_D(CartesianPlot); int count = 0; switch (d->rangeType) { case CartesianPlot::RangeFree: count = 0; break; case CartesianPlot::RangeLast: count = -d->rangeLastValues; break; case CartesianPlot::RangeFirst: count = d->rangeFirstValues; break; } d->curvesXMin = INFINITY; d->curvesXMax = -INFINITY; //loop over all xy-curves and determine the maximum and minimum x-values for (const auto* curve : this->children()) { if (!curve->isVisible()) continue; auto* xColumn = curve->xColumn(); if (!xColumn) continue; double min = xColumn->minimum(count); if (min < d->curvesXMin) d->curvesXMin = min; double max = xColumn->maximum(count); if (max > d->curvesXMax) d->curvesXMax = max; //take error bars into account auto xErrorType = curve->xErrorType(); if (xErrorType != XYCurve::NoError) { //consider error bars only if error columns are set auto* xErrorPlusColumn = curve->xErrorPlusColumn(); auto* xErrorMinusColumn = curve->xErrorMinusColumn(); if ( (xErrorType == XYCurve::SymmetricError && xErrorPlusColumn) || (xErrorType == XYCurve::AsymmetricError && (xErrorPlusColumn || xErrorMinusColumn)) ) { int start =0; int end = 0; switch (d->rangeType) { case CartesianPlot::RangeFree: start = 0; end = xColumn->rowCount(); break; case CartesianPlot::RangeLast: start = xColumn->rowCount() - d->rangeLastValues; end = xColumn->rowCount(); break; case CartesianPlot::RangeFirst: start = 0; end = d->rangeFirstValues; break; } for (int i = start; i < end; ++i) { if (!xColumn->isValid(i) || xColumn->isMasked(i)) continue; if ( (xErrorPlusColumn && i >= xErrorPlusColumn->rowCount()) || (xErrorMinusColumn && i >= xErrorMinusColumn->rowCount()) ) continue; //determine the values for the errors double errorPlus, errorMinus; if (xErrorPlusColumn && xErrorPlusColumn->isValid(i) && !xErrorPlusColumn->isMasked(i)) errorPlus = xErrorPlusColumn->valueAt(i); else errorPlus = 0; if (xErrorType == XYCurve::SymmetricError) errorMinus = errorPlus; else { if (xErrorMinusColumn && xErrorMinusColumn->isValid(i) && !xErrorMinusColumn->isMasked(i)) errorMinus = xErrorMinusColumn->valueAt(i); else errorMinus = 0; } min = xColumn->valueAt(i) - errorMinus; if (min < d->curvesXMin) d->curvesXMin = min; max = xColumn->valueAt(i) + errorPlus; if (max > d->curvesXMax) d->curvesXMax = max; } } } } //loop over all histograms and determine the maximum and minimum x-values for (const auto* curve : this->children()) { if (!curve->isVisible()) continue; if (!curve->dataColumn()) continue; const double min = curve->getXMinimum(); if (d->curvesXMin > min) d->curvesXMin = min; const double max = curve->getXMaximum(); if (max > d->curvesXMax) d->curvesXMax = max; } } void CartesianPlot::calculateCurvesYMinMax() { Q_D(CartesianPlot); int count = 0; switch (d->rangeType) { case CartesianPlot::RangeFree: count = 0; break; case CartesianPlot::RangeLast: count = -d->rangeLastValues; break; case CartesianPlot::RangeFirst: count = d->rangeFirstValues; break; } d->curvesYMin = INFINITY; d->curvesYMax = -INFINITY; //loop over all xy-curves and determine the maximum and minimum y-values for (const auto* curve : this->children()) { if (!curve->isVisible()) continue; auto* yColumn = curve->yColumn(); if (!yColumn) continue; double min = curve->yColumn()->minimum(count); if (min < d->curvesYMin) d->curvesYMin = min; double max = curve->yColumn()->maximum(count); if (max > d->curvesYMax) d->curvesYMax = max; //take error bars into account auto yErrorType = curve->yErrorType(); if (yErrorType != XYCurve::NoError) { //consider error bars only if error columns are set auto* yErrorPlusColumn = curve->yErrorPlusColumn(); auto* yErrorMinusColumn = curve->yErrorMinusColumn(); if ( (yErrorType == XYCurve::SymmetricError && yErrorPlusColumn) || (yErrorType == XYCurve::AsymmetricError && (yErrorPlusColumn || yErrorMinusColumn)) ) { int start =0; int end = 0; switch (d->rangeType) { case CartesianPlot::RangeFree: start = 0; end = yColumn->rowCount(); break; case CartesianPlot::RangeLast: start = yColumn->rowCount() - d->rangeLastValues; end = yColumn->rowCount(); break; case CartesianPlot::RangeFirst: start = 0; end = d->rangeFirstValues; break; } for (int i = start; i < end; ++i) { if (!yColumn->isValid(i) || yColumn->isMasked(i)) continue; if ( (yErrorPlusColumn && i >= yErrorPlusColumn->rowCount()) || (yErrorMinusColumn && i >= yErrorMinusColumn->rowCount()) ) continue; //determine the values for the errors double errorPlus, errorMinus; if (yErrorPlusColumn && yErrorPlusColumn->isValid(i) && !yErrorPlusColumn->isMasked(i)) errorPlus = yErrorPlusColumn->valueAt(i); else errorPlus = 0; if (yErrorType == XYCurve::SymmetricError) errorMinus = errorPlus; else { if (yErrorMinusColumn && yErrorMinusColumn->isValid(i) && !yErrorMinusColumn->isMasked(i)) errorMinus = yErrorMinusColumn->valueAt(i); else errorMinus = 0; } min = yColumn->valueAt(i) - errorMinus; if (min < d->curvesYMin) d->curvesYMin = min; max = yColumn->valueAt(i) + errorPlus; if (max > d->curvesYMax) d->curvesYMax = max; } } } } //loop over all histograms and determine the maximum y-value for (const auto* curve : this->children()) { if (!curve->isVisible()) continue; const double min = curve->getYMinimum(); if (d->curvesYMin > min) d->curvesYMin = min; const double max = curve->getYMaximum(); if (max > d->curvesYMax) d->curvesYMax = max; } } void CartesianPlot::zoomIn() { Q_D(CartesianPlot); setUndoAware(false); setAutoScaleX(false); setAutoScaleY(false); setUndoAware(true); double oldRange = (d->xMax - d->xMin); double newRange = (d->xMax - d->xMin) / m_zoomFactor; d->xMax = d->xMax + (newRange - oldRange) / 2; d->xMin = d->xMin - (newRange - oldRange) / 2; oldRange = (d->yMax - d->yMin); newRange = (d->yMax - d->yMin) / m_zoomFactor; d->yMax = d->yMax + (newRange - oldRange) / 2; d->yMin = d->yMin - (newRange - oldRange) / 2; d->retransformScales(); } void CartesianPlot::zoomOut() { Q_D(CartesianPlot); setUndoAware(false); setAutoScaleX(false); setAutoScaleY(false); setUndoAware(true); double oldRange = (d->xMax-d->xMin); double newRange = (d->xMax-d->xMin)*m_zoomFactor; d->xMax = d->xMax + (newRange-oldRange)/2; d->xMin = d->xMin - (newRange-oldRange)/2; oldRange = (d->yMax-d->yMin); newRange = (d->yMax-d->yMin)*m_zoomFactor; d->yMax = d->yMax + (newRange-oldRange)/2; d->yMin = d->yMin - (newRange-oldRange)/2; d->retransformScales(); } void CartesianPlot::zoomInX() { Q_D(CartesianPlot); setAutoScaleX(false); double oldRange = (d->xMax-d->xMin); double newRange = (d->xMax-d->xMin)/m_zoomFactor; d->xMax = d->xMax + (newRange-oldRange)/2; d->xMin = d->xMin - (newRange-oldRange)/2; d->retransformScales(); } void CartesianPlot::zoomOutX() { Q_D(CartesianPlot); setUndoAware(false); setAutoScaleX(false); setUndoAware(true); double oldRange = (d->xMax-d->xMin); double newRange = (d->xMax-d->xMin)*m_zoomFactor; d->xMax = d->xMax + (newRange-oldRange)/2; d->xMin = d->xMin - (newRange-oldRange)/2; d->retransformScales(); } void CartesianPlot::zoomInY() { Q_D(CartesianPlot); setUndoAware(false); setAutoScaleY(false); setUndoAware(true); double oldRange = (d->yMax-d->yMin); double newRange = (d->yMax-d->yMin)/m_zoomFactor; d->yMax = d->yMax + (newRange-oldRange)/2; d->yMin = d->yMin - (newRange-oldRange)/2; d->retransformScales(); } void CartesianPlot::zoomOutY() { Q_D(CartesianPlot); setUndoAware(false); setAutoScaleY(false); setUndoAware(true); double oldRange = (d->yMax-d->yMin); double newRange = (d->yMax-d->yMin)*m_zoomFactor; d->yMax = d->yMax + (newRange-oldRange)/2; d->yMin = d->yMin - (newRange-oldRange)/2; d->retransformScales(); } void CartesianPlot::shiftLeftX() { Q_D(CartesianPlot); setUndoAware(false); setAutoScaleX(false); setUndoAware(true); double offsetX = (d->xMax-d->xMin)*0.1; d->xMax -= offsetX; d->xMin -= offsetX; d->retransformScales(); } void CartesianPlot::shiftRightX() { Q_D(CartesianPlot); setUndoAware(false); setAutoScaleX(false); setUndoAware(true); double offsetX = (d->xMax-d->xMin)*0.1; d->xMax += offsetX; d->xMin += offsetX; d->retransformScales(); } void CartesianPlot::shiftUpY() { Q_D(CartesianPlot); setUndoAware(false); setAutoScaleY(false); setUndoAware(true); double offsetY = (d->yMax-d->yMin)*0.1; d->yMax += offsetY; d->yMin += offsetY; d->retransformScales(); } void CartesianPlot::shiftDownY() { Q_D(CartesianPlot); setUndoAware(false); setAutoScaleY(false); setUndoAware(true); double offsetY = (d->yMax-d->yMin)*0.1; d->yMax -= offsetY; d->yMin -= offsetY; d->retransformScales(); } void CartesianPlot::cursor() { Q_D(CartesianPlot); d->retransformScales(); } void CartesianPlot::mousePressZoomSelectionMode(QPointF logicPos) { Q_D(CartesianPlot); d->mousePressZoomSelectionMode(logicPos); } void CartesianPlot::mousePressCursorMode(int cursorNumber, QPointF logicPos) { Q_D(CartesianPlot); d->mousePressCursorMode(cursorNumber, logicPos); } void CartesianPlot::mouseMoveZoomSelectionMode(QPointF logicPos) { Q_D(CartesianPlot); d->mouseMoveZoomSelectionMode(logicPos); } void CartesianPlot::mouseMoveCursorMode(int cursorNumber, QPointF logicPos) { Q_D(CartesianPlot); d->mouseMoveCursorMode(cursorNumber, logicPos); } void CartesianPlot::mouseReleaseZoomSelectionMode() { Q_D(CartesianPlot); d->mouseReleaseZoomSelectionMode(); } void CartesianPlot::mouseHoverZoomSelectionMode(QPointF logicPos) { Q_D(CartesianPlot); d->mouseHoverZoomSelectionMode(logicPos); } //############################################################################## //###### SLOTs for changes triggered via QActions in the context menu ######## //############################################################################## void CartesianPlot::visibilityChanged() { Q_D(CartesianPlot); this->setVisible(!d->isVisible()); } //##################################################################### //################### Private implementation ########################## //##################################################################### CartesianPlotPrivate::CartesianPlotPrivate(CartesianPlot* plot) : AbstractPlotPrivate(plot), q(plot) { setData(0, WorksheetElement::NameCartesianPlot); m_cursor0Text.prepare(); m_cursor1Text.prepare(); } /*! updates the position of plot rectangular in scene coordinates to \c r and recalculates the scales. The size of the plot corresponds to the size of the plot area, the area which is filled with the background color etc. and which can pose the parent item for several sub-items (like TextLabel). Note, the size of the area used to define the coordinate system doesn't need to be equal to this plot area. Also, the size (=bounding box) of CartesianPlot can be greater than the size of the plot area. */ void CartesianPlotPrivate::retransform() { if (suppressRetransform) return; PERFTRACE("CartesianPlotPrivate::retransform()"); prepareGeometryChange(); setPos( rect.x()+rect.width()/2, rect.y()+rect.height()/2); updateDataRect(); retransformScales(); //plotArea position is always (0, 0) in parent's coordinates, don't need to update here q->plotArea()->setRect(rect); //call retransform() for the title and the legend (if available) //when a predefined position relative to the (Left, Centered etc.) is used, //the actual position needs to be updated on plot's geometry changes. if (q->title()) q->title()->retransform(); if (q->m_legend) q->m_legend->retransform(); WorksheetElementContainerPrivate::recalcShapeAndBoundingRect(); } void CartesianPlotPrivate::retransformScales() { DEBUG("CartesianPlotPrivate::retransformScales()"); DEBUG(" xmin/xmax = " << xMin << '/'<< xMax << ", ymin/ymax = " << yMin << '/' << yMax); PERFTRACE("CartesianPlotPrivate::retransformScales()"); auto* plot = dynamic_cast(q); QVector scales; //check ranges for log-scales if (xScale != CartesianPlot::ScaleLinear) checkXRange(); //check whether we have x-range breaks - the first break, if available, should be valid bool hasValidBreak = (xRangeBreakingEnabled && !xRangeBreaks.list.isEmpty() && xRangeBreaks.list.first().isValid()); static const int breakGap = 20; double sceneStart, sceneEnd, logicalStart, logicalEnd; //create x-scales int plotSceneStart = dataRect.x(); int plotSceneEnd = dataRect.x() + dataRect.width(); if (!hasValidBreak) { //no breaks available -> range goes from the plot beginning to the end of the plot sceneStart = plotSceneStart; sceneEnd = plotSceneEnd; logicalStart = xMin; logicalEnd = xMax; //TODO: how should we handle the case sceneStart == sceneEnd? //(to reproduce, create plots and adjust the spacing/pading to get zero size for the plots) if (sceneStart != sceneEnd) scales << this->createScale(xScale, sceneStart, sceneEnd, logicalStart, logicalEnd); } else { int sceneEndLast = plotSceneStart; int logicalEndLast = xMin; for (const auto& rb : xRangeBreaks.list) { if (!rb.isValid()) break; //current range goes from the end of the previous one (or from the plot beginning) to curBreak.start sceneStart = sceneEndLast; if (&rb == &xRangeBreaks.list.first()) sceneStart += breakGap; sceneEnd = plotSceneStart + (plotSceneEnd-plotSceneStart) * rb.position; logicalStart = logicalEndLast; logicalEnd = rb.start; if (sceneStart != sceneEnd) scales << this->createScale(xScale, sceneStart, sceneEnd, logicalStart, logicalEnd); sceneEndLast = sceneEnd; logicalEndLast = rb.end; } //add the remaining range going from the last available range break to the end of the plot (=end of the x-data range) sceneStart = sceneEndLast+breakGap; sceneEnd = plotSceneEnd; logicalStart = logicalEndLast; logicalEnd = xMax; if (sceneStart != sceneEnd) scales << this->createScale(xScale, sceneStart, sceneEnd, logicalStart, logicalEnd); } cSystem->setXScales(scales); //check ranges for log-scales if (yScale != CartesianPlot::ScaleLinear) checkYRange(); //check whether we have y-range breaks - the first break, if available, should be valid hasValidBreak = (yRangeBreakingEnabled && !yRangeBreaks.list.isEmpty() && yRangeBreaks.list.first().isValid()); //create y-scales scales.clear(); plotSceneStart = dataRect.y() + dataRect.height(); plotSceneEnd = dataRect.y(); if (!hasValidBreak) { //no breaks available -> range goes from the plot beginning to the end of the plot sceneStart = plotSceneStart; sceneEnd = plotSceneEnd; logicalStart = yMin; logicalEnd = yMax; if (sceneStart != sceneEnd) scales << this->createScale(yScale, sceneStart, sceneEnd, logicalStart, logicalEnd); } else { int sceneEndLast = plotSceneStart; int logicalEndLast = yMin; for (const auto& rb : yRangeBreaks.list) { if (!rb.isValid()) break; //current range goes from the end of the previous one (or from the plot beginning) to curBreak.start sceneStart = sceneEndLast; if (&rb == &yRangeBreaks.list.first()) sceneStart -= breakGap; sceneEnd = plotSceneStart + (plotSceneEnd-plotSceneStart) * rb.position; logicalStart = logicalEndLast; logicalEnd = rb.start; if (sceneStart != sceneEnd) scales << this->createScale(yScale, sceneStart, sceneEnd, logicalStart, logicalEnd); sceneEndLast = sceneEnd; logicalEndLast = rb.end; } //add the remaining range going from the last available range break to the end of the plot (=end of the y-data range) sceneStart = sceneEndLast-breakGap; sceneEnd = plotSceneEnd; logicalStart = logicalEndLast; logicalEnd = yMax; if (sceneStart != sceneEnd) scales << this->createScale(yScale, sceneStart, sceneEnd, logicalStart, logicalEnd); } cSystem->setYScales(scales); //calculate the changes in x and y and save the current values for xMin, xMax, yMin, yMax double deltaXMin = 0; double deltaXMax = 0; double deltaYMin = 0; double deltaYMax = 0; if (xMin != xMinPrev) { deltaXMin = xMin - xMinPrev; emit plot->xMinChanged(xMin); } if (xMax != xMaxPrev) { deltaXMax = xMax - xMaxPrev; emit plot->xMaxChanged(xMax); } if (yMin != yMinPrev) { deltaYMin = yMin - yMinPrev; emit plot->yMinChanged(yMin); } if (yMax != yMaxPrev) { deltaYMax = yMax - yMaxPrev; emit plot->yMaxChanged(yMax); } xMinPrev = xMin; xMaxPrev = xMax; yMinPrev = yMin; yMaxPrev = yMax; //adjust auto-scale axes for (auto* axis : q->children()) { if (!axis->autoScale()) continue; if (axis->orientation() == Axis::AxisHorizontal) { if (deltaXMax != 0) { axis->setUndoAware(false); axis->setSuppressRetransform(true); axis->setEnd(xMax); axis->setUndoAware(true); axis->setSuppressRetransform(false); } if (deltaXMin != 0) { axis->setUndoAware(false); axis->setSuppressRetransform(true); axis->setStart(xMin); axis->setUndoAware(true); axis->setSuppressRetransform(false); } //TODO; // if (axis->position() == Axis::AxisCustom && deltaYMin != 0) { // axis->setOffset(axis->offset() + deltaYMin, false); // } } else { if (deltaYMax != 0) { axis->setUndoAware(false); axis->setSuppressRetransform(true); axis->setEnd(yMax); axis->setUndoAware(true); axis->setSuppressRetransform(false); } if (deltaYMin != 0) { axis->setUndoAware(false); axis->setSuppressRetransform(true); axis->setStart(yMin); axis->setUndoAware(true); axis->setSuppressRetransform(false); } //TODO; // if (axis->position() == Axis::AxisCustom && deltaXMin != 0) { // axis->setOffset(axis->offset() + deltaXMin, false); // } } } // call retransform() on the parent to trigger the update of all axes and curvesю //no need to do this on load since all plots are retransformed again after the project is loaded. if (!q->isLoading()) q->retransform(); } /* * calculates the rectangular of the are showing the actual data (plot's rect minus padding), * in plot's coordinates. */ void CartesianPlotPrivate::updateDataRect() { dataRect = mapRectFromScene(rect); double paddingLeft = horizontalPadding; double paddingRight = rightPadding; double paddingTop = verticalPadding; double paddingBottom = bottomPadding; if (symmetricPadding) { paddingRight = horizontalPadding; paddingBottom = verticalPadding; } dataRect.setX(dataRect.x() + paddingLeft); dataRect.setY(dataRect.y() + paddingTop); double newHeight = dataRect.height() - paddingBottom; if (newHeight < 0) newHeight = 0; dataRect.setHeight(newHeight); double newWidth = dataRect.width() - paddingRight; if (newWidth < 0) newWidth = 0; dataRect.setWidth(newWidth); } void CartesianPlotPrivate::rangeChanged() { curvesXMinMaxIsDirty = true; curvesYMinMaxIsDirty = true; if (autoScaleX && autoScaleY) q->scaleAuto(); else if (autoScaleX) q->scaleAutoX(); else if (autoScaleY) q->scaleAutoY(); } void CartesianPlotPrivate::xRangeFormatChanged() { for (auto* axis : q->children()) { if (axis->orientation() == Axis::AxisHorizontal) axis->retransformTickLabelStrings(); } } void CartesianPlotPrivate::yRangeFormatChanged() { for (auto* axis : q->children()) { if (axis->orientation() == Axis::AxisVertical) axis->retransformTickLabelStrings(); } } /*! * don't allow any negative values for the x range when log or sqrt scalings are used */ void CartesianPlotPrivate::checkXRange() { double min = 0.01; if (xMin <= 0.0) { (min < xMax*min) ? xMin = min : xMin = xMax*min; emit q->xMinChanged(xMin); } else if (xMax <= 0.0) { (-min > xMin*min) ? xMax = -min : xMax = xMin*min; emit q->xMaxChanged(xMax); } } /*! * don't allow any negative values for the y range when log or sqrt scalings are used */ void CartesianPlotPrivate::checkYRange() { double min = 0.01; if (yMin <= 0.0) { (min < yMax*min) ? yMin = min : yMin = yMax*min; emit q->yMinChanged(yMin); } else if (yMax <= 0.0) { (-min > yMin*min) ? yMax = -min : yMax = yMin*min; emit q->yMaxChanged(yMax); } } CartesianScale* CartesianPlotPrivate::createScale(CartesianPlot::Scale type, double sceneStart, double sceneEnd, double logicalStart, double logicalEnd) { DEBUG("CartesianPlotPrivate::createScale() scene start/end = " << sceneStart << '/' << sceneEnd << ", logical start/end = " << logicalStart << '/' << logicalEnd); // Interval interval (logicalStart-0.01, logicalEnd+0.01); //TODO: move this to CartesianScale Interval interval (std::numeric_limits::lowest(), std::numeric_limits::max()); // Interval interval (logicalStart, logicalEnd); if (type == CartesianPlot::ScaleLinear) return CartesianScale::createLinearScale(interval, sceneStart, sceneEnd, logicalStart, logicalEnd); else return CartesianScale::createLogScale(interval, sceneStart, sceneEnd, logicalStart, logicalEnd, type); } /*! * Reimplemented from QGraphicsItem. */ QVariant CartesianPlotPrivate::itemChange(GraphicsItemChange change, const QVariant &value) { if (change == QGraphicsItem::ItemPositionChange) { const QPointF& itemPos = value.toPointF();//item's center point in parent's coordinates; const qreal x = itemPos.x(); const qreal y = itemPos.y(); //calculate the new rect and forward the changes to the frontend QRectF newRect; const qreal w = rect.width(); const qreal h = rect.height(); newRect.setX(x-w/2); newRect.setY(y-h/2); newRect.setWidth(w); newRect.setHeight(h); emit q->rectChanged(newRect); } return QGraphicsItem::itemChange(change, value); } //############################################################################## //################################## Events ################################## //############################################################################## void CartesianPlotPrivate::mousePressEvent(QGraphicsSceneMouseEvent *event) { if (mouseMode == CartesianPlot::ZoomSelectionMode || mouseMode == CartesianPlot::ZoomXSelectionMode || mouseMode == CartesianPlot::ZoomYSelectionMode) { emit q->mousePressZoomSelectionModeSignal(cSystem->mapSceneToLogical(event->pos())); if (mouseMode == CartesianPlot::ZoomSelectionMode) m_selectionStart = event->pos(); else if (mouseMode == CartesianPlot::ZoomXSelectionMode) { m_selectionStart.setX(event->pos().x()); m_selectionStart.setY(dataRect.y()); } else if (mouseMode == CartesianPlot::ZoomYSelectionMode) { m_selectionStart.setX(dataRect.x()); m_selectionStart.setY(event->pos().y()); } m_selectionEnd = m_selectionStart; m_selectionBandIsShown = true; } else if (mouseMode == CartesianPlot::Cursor) { setCursor(Qt::SizeHorCursor); QPointF logicalPos = cSystem->mapSceneToLogical(event->pos(), AbstractCoordinateSystem::MappingFlag::Limit); double cursorPenWidth2 = cursorPen.width()/2; if (cursorPenWidth2 < 10) cursorPenWidth2 = 10; if (cursor0Enable && qAbs(event->pos().x()-cSystem->mapLogicalToScene(QPointF(cursor0Pos.x(),yMin)).x()) < cursorPenWidth2) { selectedCursor = 0; } else if (cursor1Enable && qAbs(event->pos().x()-cSystem->mapLogicalToScene(QPointF(cursor1Pos.x(),yMin)).x()) < cursorPenWidth2) { selectedCursor = 1; } else if (QApplication::keyboardModifiers() & Qt::ControlModifier){ cursor1Enable = true; selectedCursor = 1; emit q->cursor1EnableChanged(cursor1Enable); } else { cursor0Enable = true; selectedCursor = 0; emit q->cursor0EnableChanged(cursor0Enable); } emit q->mousePressCursorModeSignal(selectedCursor, logicalPos); } else { if (!locked && dataRect.contains(event->pos())) { panningStarted = true; m_panningStart = event->pos(); setCursor(Qt::ClosedHandCursor); } QGraphicsItem::mousePressEvent(event); } } void CartesianPlotPrivate::mousePressZoomSelectionMode(QPointF logicalPos) { if (mouseMode == CartesianPlot::ZoomSelectionMode) { if (logicalPos.x() < xMin) logicalPos.setX(xMin); if (logicalPos.x() > xMax) logicalPos.setX(xMax); if (logicalPos.y() < yMin) logicalPos.setY(yMin); if (logicalPos.y() > yMax) logicalPos.setY(yMax); m_selectionStart = cSystem->mapLogicalToScene(logicalPos, CartesianCoordinateSystem::SuppressPageClipping); } else if (mouseMode == CartesianPlot::ZoomXSelectionMode) { logicalPos.setY(yMin); // must be done, because the other plots can have other ranges, value must be in the scenes m_selectionStart.setX(cSystem->mapLogicalToScene(logicalPos, CartesianCoordinateSystem::SuppressPageClipping).x()); m_selectionStart.setY(dataRect.y()); } else if (mouseMode == CartesianPlot::ZoomYSelectionMode) { logicalPos.setX(xMin); // must be done, because the other plots can have other ranges, value must be in the scenes m_selectionStart.setX(dataRect.x()); m_selectionStart.setY(cSystem->mapLogicalToScene(logicalPos, CartesianCoordinateSystem::SuppressPageClipping).y()); } m_selectionEnd = m_selectionStart; m_selectionBandIsShown = true; } void CartesianPlotPrivate::mousePressCursorMode(int cursorNumber, QPointF logicalPos) { cursorNumber == 0 ? cursor0Enable = true : cursor1Enable = true; QPointF p1(logicalPos.x(), yMin); QPointF p2(logicalPos.x(), yMax); if (cursorNumber == 0) { cursor0Pos.setX(logicalPos.x()); cursor0Pos.setY(0); } else { cursor1Pos.setX(logicalPos.x()); cursor1Pos.setY(0); } update(); } void CartesianPlotPrivate::updateCursor() { update(); } void CartesianPlotPrivate::mouseMoveEvent(QGraphicsSceneMouseEvent* event) { if (mouseMode == CartesianPlot::SelectionMode) { if (panningStarted && dataRect.contains(event->pos()) ) { //don't retransform on small mouse movement deltas const int deltaXScene = (m_panningStart.x() - event->pos().x()); const int deltaYScene = (m_panningStart.y() - event->pos().y()); if (abs(deltaXScene) < 5 && abs(deltaYScene) < 5) return; const QPointF logicalEnd = cSystem->mapSceneToLogical(event->pos()); const QPointF logicalStart = cSystem->mapSceneToLogical(m_panningStart); const float deltaX = (logicalStart.x() - logicalEnd.x()); const float deltaY = (logicalStart.y() - logicalEnd.y()); xMax += deltaX; xMin += deltaX; yMax += deltaY; yMin += deltaY; q->setUndoAware(false); q->setAutoScaleX(false); q->setAutoScaleY(false); q->setUndoAware(true); retransformScales(); m_panningStart = event->pos(); } else QGraphicsItem::mouseMoveEvent(event); } else if (mouseMode == CartesianPlot::ZoomSelectionMode || mouseMode == CartesianPlot::ZoomXSelectionMode || mouseMode == CartesianPlot::ZoomYSelectionMode) { QGraphicsItem::mouseMoveEvent(event); if ( !boundingRect().contains(event->pos()) ) { q->info(QString()); return; } emit q->mouseMoveZoomSelectionModeSignal(cSystem->mapSceneToLogical(event->pos(), CartesianCoordinateSystem::MappingFlag::Limit)); } else if (mouseMode == CartesianPlot::Cursor) { QGraphicsItem::mouseMoveEvent(event); if (!boundingRect().contains(event->pos())) { q->info(i18n("Not inside of the bounding rect")); return; } QPointF logicalPos = cSystem->mapSceneToLogical(event->pos(), AbstractCoordinateSystem::MappingFlag::Limit); // updating treeview data and cursor position // updatign cursor position is done in Worksheet, because // multiple plots must be updated emit q->mouseMoveCursorModeSignal(selectedCursor, logicalPos); } } void CartesianPlotPrivate::mouseMoveZoomSelectionMode(QPointF logicalPos) { QString info; QPointF logicalStart = cSystem->mapSceneToLogical(m_selectionStart, CartesianCoordinateSystem::MappingFlag::SuppressPageClipping); if (mouseMode == CartesianPlot::ZoomSelectionMode) { m_selectionEnd = cSystem->mapLogicalToScene(logicalPos, CartesianCoordinateSystem::MappingFlag::SuppressPageClipping); QPointF logicalEnd = logicalPos; if (xRangeFormat == CartesianPlot::Numeric) info = QString::fromUtf8("Δx=") + QString::number(logicalEnd.x()-logicalStart.x()); else info = i18n("from x=%1 to x=%2", QDateTime::fromMSecsSinceEpoch(logicalStart.x()).toString(xRangeDateTimeFormat), QDateTime::fromMSecsSinceEpoch(logicalEnd.x()).toString(xRangeDateTimeFormat)); info += QLatin1String(", "); if (yRangeFormat == CartesianPlot::Numeric) info += QString::fromUtf8("Δy=") + QString::number(logicalEnd.y()-logicalStart.y()); else info += i18n("from y=%1 to y=%2", QDateTime::fromMSecsSinceEpoch(logicalStart.y()).toString(xRangeDateTimeFormat), QDateTime::fromMSecsSinceEpoch(logicalEnd.y()).toString(xRangeDateTimeFormat)); } else if (mouseMode == CartesianPlot::ZoomXSelectionMode) { logicalPos.setY(yMin); // must be done, because the other plots can have other ranges, value must be in the scenes m_selectionEnd.setX(cSystem->mapLogicalToScene(logicalPos, CartesianCoordinateSystem::MappingFlag::SuppressPageClipping).x());//event->pos().x()); m_selectionEnd.setY(dataRect.bottom()); QPointF logicalEnd = logicalPos; if (xRangeFormat == CartesianPlot::Numeric) info = QString::fromUtf8("Δx=") + QString::number(logicalEnd.x()-logicalStart.x()); else info = i18n("from x=%1 to x=%2", QDateTime::fromMSecsSinceEpoch(logicalStart.x()).toString(xRangeDateTimeFormat), QDateTime::fromMSecsSinceEpoch(logicalEnd.x()).toString(xRangeDateTimeFormat)); } else if (mouseMode == CartesianPlot::ZoomYSelectionMode) { m_selectionEnd.setX(dataRect.right()); logicalPos.setX(xMin); // must be done, because the other plots can have other ranges, value must be in the scenes m_selectionEnd.setY(cSystem->mapLogicalToScene(logicalPos, CartesianCoordinateSystem::MappingFlag::SuppressPageClipping).y());//event->pos().y()); QPointF logicalEnd = logicalPos; if (yRangeFormat == CartesianPlot::Numeric) info = QString::fromUtf8("Δy=") + QString::number(logicalEnd.y()-logicalStart.y()); else info = i18n("from y=%1 to y=%2", QDateTime::fromMSecsSinceEpoch(logicalStart.y()).toString(xRangeDateTimeFormat), QDateTime::fromMSecsSinceEpoch(logicalEnd.y()).toString(xRangeDateTimeFormat)); } q->info(info); update(); } void CartesianPlotPrivate::mouseMoveCursorMode(int cursorNumber, QPointF logicalPos) { QPointF p1(logicalPos.x(), 0); cursorNumber == 0 ? cursor0Pos = p1 : cursor1Pos = p1; QString info; if (xRangeFormat == CartesianPlot::Numeric) info = QString::fromUtf8("x=") + QString::number(logicalPos.x()); else info = i18n("x=%1", QDateTime::fromMSecsSinceEpoch(logicalPos.x()).toString(xRangeDateTimeFormat)); q->info(info); update(); } void CartesianPlotPrivate::mouseReleaseEvent(QGraphicsSceneMouseEvent* event) { setCursor(Qt::ArrowCursor); if (mouseMode == CartesianPlot::SelectionMode) { panningStarted = false; //TODO: why do we do this all the time?!?! const QPointF& itemPos = pos();//item's center point in parent's coordinates; const qreal x = itemPos.x(); const qreal y = itemPos.y(); //calculate the new rect and set it QRectF newRect; const qreal w = rect.width(); const qreal h = rect.height(); newRect.setX(x-w/2); newRect.setY(y-h/2); newRect.setWidth(w); newRect.setHeight(h); suppressRetransform = true; q->setRect(newRect); suppressRetransform = false; QGraphicsItem::mouseReleaseEvent(event); } else if (mouseMode == CartesianPlot::ZoomSelectionMode || mouseMode == CartesianPlot::ZoomXSelectionMode || mouseMode == CartesianPlot::ZoomYSelectionMode) { emit q->mouseReleaseZoomSelectionModeSignal(); } } void CartesianPlotPrivate::mouseReleaseZoomSelectionMode() { //don't zoom if very small region was selected, avoid occasional/unwanted zooming if ( qAbs(m_selectionEnd.x()-m_selectionStart.x()) < 20 || qAbs(m_selectionEnd.y()-m_selectionStart.y()) < 20 ) { m_selectionBandIsShown = false; return; } //determine the new plot ranges QPointF logicalZoomStart = cSystem->mapSceneToLogical(m_selectionStart, AbstractCoordinateSystem::SuppressPageClipping); QPointF logicalZoomEnd = cSystem->mapSceneToLogical(m_selectionEnd, AbstractCoordinateSystem::SuppressPageClipping); if (m_selectionEnd.x() > m_selectionStart.x()) { xMin = logicalZoomStart.x(); xMax = logicalZoomEnd.x(); } else { xMin = logicalZoomEnd.x(); xMax = logicalZoomStart.x(); } if (m_selectionEnd.y() > m_selectionStart.y()) { yMin = logicalZoomEnd.y(); yMax = logicalZoomStart.y(); } else { yMin = logicalZoomStart.y(); yMax = logicalZoomEnd.y(); } m_selectionBandIsShown = false; retransformScales(); } void CartesianPlotPrivate::wheelEvent(QGraphicsSceneWheelEvent* event) { if (locked) return; //determine first, which axes are selected and zoom only in the corresponding direction. //zoom the entire plot if no axes selected. bool zoomX = false; bool zoomY = false; for (auto* axis : q->children()) { if (!axis->graphicsItem()->isSelected()) continue; if (axis->orientation() == Axis::AxisHorizontal) zoomX = true; else zoomY = true; } if (event->delta() > 0) { if (!zoomX && !zoomY) { //no special axis selected -> zoom in everything q->zoomIn(); } else { if (zoomX) q->zoomInX(); if (zoomY) q->zoomInY(); } } else { if (!zoomX && !zoomY) { //no special axis selected -> zoom in everything q->zoomOut(); } else { if (zoomX) q->zoomOutX(); if (zoomY) q->zoomOutY(); } } } void CartesianPlotPrivate::hoverMoveEvent(QGraphicsSceneHoverEvent* event) { QPointF point = event->pos(); QString info; if (dataRect.contains(point)) { + m_insideDataRect = true; QPointF logicalPoint = cSystem->mapSceneToLogical(point); if ((mouseMode == CartesianPlot::ZoomSelectionMode) || mouseMode == CartesianPlot::SelectionMode) { info = "x="; if (xRangeFormat == CartesianPlot::Numeric) info += QString::number(logicalPoint.x()); else info += QDateTime::fromMSecsSinceEpoch(logicalPoint.x()).toString(xRangeDateTimeFormat); info += ", y="; if (yRangeFormat == CartesianPlot::Numeric) info += QString::number(logicalPoint.y()); else info += QDateTime::fromMSecsSinceEpoch(logicalPoint.y()).toString(yRangeDateTimeFormat); } if (mouseMode == CartesianPlot::ZoomSelectionMode && !m_selectionBandIsShown) { emit q->mouseHoverZoomSelectionModeSignal(logicalPoint); } else if (mouseMode == CartesianPlot::ZoomXSelectionMode && !m_selectionBandIsShown) { info = "x="; if (xRangeFormat == CartesianPlot::Numeric) info += QString::number(logicalPoint.x()); else info += QDateTime::fromMSecsSinceEpoch(logicalPoint.x()).toString(xRangeDateTimeFormat); emit q->mouseHoverZoomSelectionModeSignal(logicalPoint); } else if (mouseMode == CartesianPlot::ZoomYSelectionMode && !m_selectionBandIsShown) { info = "y="; if (yRangeFormat == CartesianPlot::Numeric) info += QString::number(logicalPoint.y()); else info += QDateTime::fromMSecsSinceEpoch(logicalPoint.y()).toString(yRangeDateTimeFormat); emit q->mouseHoverZoomSelectionModeSignal(logicalPoint); } else if (mouseMode == CartesianPlot::MouseMode::SelectionMode) { // hover the nearest curve to the mousepointer // hovering curves is implemented in the parent, because no ignoreEvent() exists // for it. Checking all curves and hover the first bool curve_hovered = false; QVector curves = q->children(); for (int i=curves.count() - 1; i >= 0; i--){ // because the last curve is above the other curves if (curve_hovered){ // if a curve is already hovered, disable hover for the rest curves[i]->setHover(false); continue; } if (curves[i]->activateCurve(event->pos())){ curves[i]->setHover(true); curve_hovered = true; continue; } curves[i]->setHover(false); } } else if (mouseMode == CartesianPlot::Cursor){ info = "x="; if (yRangeFormat == CartesianPlot::Numeric) info += QString::number(logicalPoint.x()); else info += QDateTime::fromMSecsSinceEpoch(logicalPoint.x()).toString(xRangeDateTimeFormat); double cursorPenWidth2 = cursorPen.width()/2; if (cursorPenWidth2 < 10) cursorPenWidth2 = 10; if ((cursor0Enable && qAbs(point.x()-cSystem->mapLogicalToScene(QPointF(cursor0Pos.x(),yMin)).x()) < cursorPenWidth2) || (cursor1Enable && qAbs(point.x()-cSystem->mapLogicalToScene(QPointF(cursor1Pos.x(),yMin)).x()) < cursorPenWidth2)) setCursor(Qt::SizeHorCursor); else setCursor(Qt::ArrowCursor); update(); } + } else { + m_insideDataRect = false; + update(); } q->info(info); QGraphicsItem::hoverMoveEvent(event); } void CartesianPlotPrivate::hoverLeaveEvent(QGraphicsSceneHoverEvent* event) { QVector curves = q->children(); for (auto* curve : curves) curve->setHover(false); m_hovered = false; QGraphicsItem::hoverLeaveEvent(event); } void CartesianPlotPrivate::mouseHoverZoomSelectionMode(QPointF logicPos) { if (mouseMode == CartesianPlot::ZoomSelectionMode && !m_selectionBandIsShown) { } else if (mouseMode == CartesianPlot::ZoomXSelectionMode && !m_selectionBandIsShown) { QPointF p1(logicPos.x(), yMin); QPointF p2(logicPos.x(), yMax); m_selectionStartLine.setP1(cSystem->mapLogicalToScene(p1, CartesianCoordinateSystem::MappingFlag::Limit)); m_selectionStartLine.setP2(cSystem->mapLogicalToScene(p2, CartesianCoordinateSystem::MappingFlag::Limit)); } else if (mouseMode == CartesianPlot::ZoomYSelectionMode && !m_selectionBandIsShown) { QPointF p1(xMin, logicPos.y()); QPointF p2(xMax, logicPos.y()); m_selectionStartLine.setP1(cSystem->mapLogicalToScene(p1, CartesianCoordinateSystem::MappingFlag::Limit)); m_selectionStartLine.setP2(cSystem->mapLogicalToScene(p2, CartesianCoordinateSystem::MappingFlag::Limit)); } update(); // because if previous another selection mode was selected, the lines must be deleted } void CartesianPlotPrivate::paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget) { Q_UNUSED(option) Q_UNUSED(widget) if (!isVisible()) return; if (!m_printing) { painter->save(); painter->setPen(cursorPen); QFont font = painter->font(); font.setPointSize(font.pointSize() * 4); painter->setFont(font); QPointF p1 = cSystem->mapLogicalToScene(QPointF(cursor0Pos.x(),yMin)); if (cursor0Enable && p1 != QPointF(0,0)){ QPointF p2 = cSystem->mapLogicalToScene(QPointF(cursor0Pos.x(),yMax)); painter->drawLine(p1,p2); QPointF textPos = p2; textPos.setX(p2.x() - m_cursor0Text.size().width()/2); textPos.setY(p2.y() - m_cursor0Text.size().height()); if (textPos.y() < boundingRect().y()) textPos.setY(boundingRect().y()); painter->drawStaticText(textPos, m_cursor0Text); } p1 = cSystem->mapLogicalToScene(QPointF(cursor1Pos.x(),yMin)); if (cursor1Enable && p1 != QPointF(0,0)){ QPointF p2 = cSystem->mapLogicalToScene(QPointF(cursor1Pos.x(),yMax)); painter->drawLine(p1,p2); QPointF textPos = p2; // TODO: Moving this stuff into other function to not calculate it every time textPos.setX(p2.x() - m_cursor1Text.size().width()/2); textPos.setY(p2.y() - m_cursor1Text.size().height()); if (textPos.y() < boundingRect().y()) textPos.setY(boundingRect().y()); painter->drawStaticText(textPos, m_cursor1Text); } painter->restore(); } painter->setPen(QPen(Qt::black, 3)); if ((mouseMode == CartesianPlot::ZoomXSelectionMode || mouseMode == CartesianPlot::ZoomYSelectionMode) - && (!m_selectionBandIsShown)) + && (!m_selectionBandIsShown) && m_insideDataRect) painter->drawLine(m_selectionStartLine); if (m_selectionBandIsShown) { QPointF selectionStart = m_selectionStart; if (m_selectionStart.x() > dataRect.right()) selectionStart.setX(dataRect.right()); if (m_selectionStart.x() < dataRect.left()) selectionStart.setX(dataRect.left()); if (m_selectionStart.y() > dataRect.bottom()) selectionStart.setY(dataRect.bottom()); if (m_selectionStart.y() < dataRect.top()) selectionStart.setY(dataRect.top()); QPointF selectionEnd = m_selectionEnd; if (m_selectionEnd.x() > dataRect.right()) selectionEnd.setX(dataRect.right()); if (m_selectionEnd.x() < dataRect.left()) selectionEnd.setX(dataRect.left()); if (m_selectionEnd.y() > dataRect.bottom()) selectionEnd.setY(dataRect.bottom()); if (m_selectionEnd.y() < dataRect.top()) selectionEnd.setY(dataRect.top()); painter->save(); painter->setPen(QPen(Qt::black, 5)); painter->drawRect(QRectF(selectionStart, selectionEnd)); painter->setBrush(Qt::blue); painter->setOpacity(0.2); painter->drawRect(QRectF(selectionStart, selectionEnd)); painter->restore(); } float penWidth = 6.; QRectF rect = q->m_plotArea->graphicsItem()->boundingRect(); rect = QRectF(-rect.width()/2 - penWidth / 2, -rect.height()/2 - penWidth / 2, rect.width() + penWidth, rect.height() + penWidth); if (m_hovered && !isSelected() && !m_printing) { painter->setPen(QPen(QApplication::palette().color(QPalette::Shadow), penWidth, Qt::SolidLine)); painter->drawRect(rect); } if (isSelected() && !m_printing) { painter->setPen(QPen(QApplication::palette().color(QPalette::Highlight), penWidth, Qt::SolidLine)); painter->drawRect(rect); } } //############################################################################## //################## Serialization/Deserialization ########################### //############################################################################## //! Save as XML void CartesianPlot::save(QXmlStreamWriter* writer) const { Q_D(const CartesianPlot); writer->writeStartElement( "cartesianPlot" ); writeBasicAttributes(writer); writeCommentElement(writer); //applied theme if (!d->theme.isEmpty()) { writer->writeStartElement( "theme" ); writer->writeAttribute("name", d->theme); writer->writeEndElement(); } //cursor writer->writeStartElement( "cursor" ); WRITE_QPEN(d->cursorPen); writer->writeEndElement(); //geometry writer->writeStartElement( "geometry" ); writer->writeAttribute( "x", QString::number(d->rect.x()) ); writer->writeAttribute( "y", QString::number(d->rect.y()) ); writer->writeAttribute( "width", QString::number(d->rect.width()) ); writer->writeAttribute( "height", QString::number(d->rect.height()) ); writer->writeAttribute( "visible", QString::number(d->isVisible()) ); writer->writeEndElement(); //coordinate system and padding writer->writeStartElement( "coordinateSystem" ); writer->writeAttribute( "autoScaleX", QString::number(d->autoScaleX) ); writer->writeAttribute( "autoScaleY", QString::number(d->autoScaleY) ); writer->writeAttribute( "xMin", QString::number(d->xMin, 'g', 16)); writer->writeAttribute( "xMax", QString::number(d->xMax, 'g', 16) ); writer->writeAttribute( "yMin", QString::number(d->yMin, 'g', 16) ); writer->writeAttribute( "yMax", QString::number(d->yMax, 'g', 16) ); writer->writeAttribute( "xScale", QString::number(d->xScale) ); writer->writeAttribute( "yScale", QString::number(d->yScale) ); writer->writeAttribute( "xRangeFormat", QString::number(d->xRangeFormat) ); writer->writeAttribute( "yRangeFormat", QString::number(d->yRangeFormat) ); writer->writeAttribute( "horizontalPadding", QString::number(d->horizontalPadding) ); writer->writeAttribute( "verticalPadding", QString::number(d->verticalPadding) ); writer->writeAttribute( "rightPadding", QString::number(d->rightPadding) ); writer->writeAttribute( "bottomPadding", QString::number(d->bottomPadding) ); writer->writeAttribute( "symmetricPadding", QString::number(d->symmetricPadding)); writer->writeEndElement(); //x-scale breaks if (d->xRangeBreakingEnabled || !d->xRangeBreaks.list.isEmpty()) { writer->writeStartElement("xRangeBreaks"); writer->writeAttribute( "enabled", QString::number(d->xRangeBreakingEnabled) ); for (const auto& rb : d->xRangeBreaks.list) { writer->writeStartElement("xRangeBreak"); writer->writeAttribute("start", QString::number(rb.start)); writer->writeAttribute("end", QString::number(rb.end)); writer->writeAttribute("position", QString::number(rb.position)); writer->writeAttribute("style", QString::number(rb.style)); writer->writeEndElement(); } writer->writeEndElement(); } //y-scale breaks if (d->yRangeBreakingEnabled || !d->yRangeBreaks.list.isEmpty()) { writer->writeStartElement("yRangeBreaks"); writer->writeAttribute( "enabled", QString::number(d->yRangeBreakingEnabled) ); for (const auto& rb : d->yRangeBreaks.list) { writer->writeStartElement("yRangeBreak"); writer->writeAttribute("start", QString::number(rb.start)); writer->writeAttribute("end", QString::number(rb.end)); writer->writeAttribute("position", QString::number(rb.position)); writer->writeAttribute("style", QString::number(rb.style)); writer->writeEndElement(); } writer->writeEndElement(); } //serialize all children (plot area, title text label, axes and curves) for (auto* elem : children(IncludeHidden)) elem->save(writer); writer->writeEndElement(); // close "cartesianPlot" section } //! Load from XML bool CartesianPlot::load(XmlStreamReader* reader, bool preview) { Q_D(CartesianPlot); if (!readBasicAttributes(reader)) return false; KLocalizedString attributeWarning = ki18n("Attribute '%1' missing or empty, default value is used"); QXmlStreamAttributes attribs; QString str; bool titleLabelRead = false; while (!reader->atEnd()) { reader->readNext(); if (reader->isEndElement() && reader->name() == "cartesianPlot") break; if (!reader->isStartElement()) continue; if (reader->name() == "comment") { if (!readCommentElement(reader)) return false; } else if (!preview && reader->name() == "theme") { attribs = reader->attributes(); d->theme = attribs.value("name").toString(); } else if (!preview && reader->name() == "cursor") { attribs = reader->attributes(); QPen pen; pen.setWidth(attribs.value("width").toInt()); pen.setStyle(static_cast(attribs.value("style").toInt())); QColor color; color.setRed(attribs.value("color_r").toInt()); color.setGreen(attribs.value("color_g").toInt()); color.setBlue(attribs.value("color_b").toInt()); pen.setColor(color); d->cursorPen = pen; } else if (!preview && reader->name() == "geometry") { attribs = reader->attributes(); str = attribs.value("x").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.subs("x").toString()); else d->rect.setX( str.toDouble() ); str = attribs.value("y").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.subs("y").toString()); else d->rect.setY( str.toDouble() ); str = attribs.value("width").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.subs("width").toString()); else d->rect.setWidth( str.toDouble() ); str = attribs.value("height").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.subs("height").toString()); else d->rect.setHeight( str.toDouble() ); str = attribs.value("visible").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.subs("visible").toString()); else d->setVisible(str.toInt()); } else if (!preview && reader->name() == "coordinateSystem") { attribs = reader->attributes(); READ_INT_VALUE("autoScaleX", autoScaleX, bool); READ_INT_VALUE("autoScaleY", autoScaleY, bool); str = attribs.value("xMin").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.subs("xMin").toString()); else { d->xMin = str.toDouble(); d->xMinPrev = d->xMin; } str = attribs.value("xMax").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.subs("xMax").toString()); else { d->xMax = str.toDouble(); d->xMaxPrev = d->xMax; } str = attribs.value("yMin").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.subs("yMin").toString()); else { d->yMin = str.toDouble(); d->yMinPrev = d->yMin; } str = attribs.value("yMax").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.subs("yMax").toString()); else { d->yMax = str.toDouble(); d->yMaxPrev = d->yMax; } READ_INT_VALUE("xScale", xScale, CartesianPlot::Scale); READ_INT_VALUE("yScale", yScale, CartesianPlot::Scale); READ_INT_VALUE("xRangeFormat", xRangeFormat, CartesianPlot::RangeFormat); READ_INT_VALUE("yRangeFormat", yRangeFormat, CartesianPlot::RangeFormat); READ_DOUBLE_VALUE("horizontalPadding", horizontalPadding); READ_DOUBLE_VALUE("verticalPadding", verticalPadding); READ_DOUBLE_VALUE("rightPadding", rightPadding); READ_DOUBLE_VALUE("bottomPadding", bottomPadding); READ_INT_VALUE("symmetricPadding", symmetricPadding, bool); } else if (!preview && reader->name() == "xRangeBreaks") { //delete default rang break d->xRangeBreaks.list.clear(); attribs = reader->attributes(); READ_INT_VALUE("enabled", xRangeBreakingEnabled, bool); } else if (!preview && reader->name() == "xRangeBreak") { attribs = reader->attributes(); RangeBreak b; str = attribs.value("start").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.subs("start").toString()); else b.start = str.toDouble(); str = attribs.value("end").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.subs("end").toString()); else b.end = str.toDouble(); str = attribs.value("position").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.subs("position").toString()); else b.position = str.toDouble(); str = attribs.value("style").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.subs("style").toString()); else b.style = CartesianPlot::RangeBreakStyle(str.toInt()); d->xRangeBreaks.list << b; } else if (!preview && reader->name() == "yRangeBreaks") { //delete default rang break d->yRangeBreaks.list.clear(); attribs = reader->attributes(); READ_INT_VALUE("enabled", yRangeBreakingEnabled, bool); } else if (!preview && reader->name() == "yRangeBreak") { attribs = reader->attributes(); RangeBreak b; str = attribs.value("start").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.subs("start").toString()); else b.start = str.toDouble(); str = attribs.value("end").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.subs("end").toString()); else b.end = str.toDouble(); str = attribs.value("position").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.subs("position").toString()); else b.position = str.toDouble(); str = attribs.value("style").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.subs("style").toString()); else b.style = CartesianPlot::RangeBreakStyle(str.toInt()); d->yRangeBreaks.list << b; } else if (reader->name() == "textLabel") { if (!titleLabelRead) { //the first text label is always the title label m_title->load(reader, preview); titleLabelRead = true; //TODO: the name is read in m_title->load() but we overwrite it here //since the old projects don't have this " - Title" appendix yet that we add in init(). //can be removed in couple of releases m_title->setName(name() + QLatin1String(" - ") + i18n("Title")); } else { TextLabel* label = new TextLabel("text label"); if (label->load(reader, preview)) { addChildFast(label); label->setParentGraphicsItem(graphicsItem()); } else { delete label; return false; } } } else if (reader->name() == "plotArea") m_plotArea->load(reader, preview); else if (reader->name() == "axis") { Axis* axis = new Axis(QString()); if (axis->load(reader, preview)) addChildFast(axis); else { delete axis; return false; } } else if (reader->name() == "xyCurve") { XYCurve* curve = new XYCurve(QString()); if (curve->load(reader, preview)) addChildFast(curve); else { removeChild(curve); return false; } } else if (reader->name() == "xyEquationCurve") { XYEquationCurve* curve = new XYEquationCurve(QString()); if (curve->load(reader, preview)) addChildFast(curve); else { removeChild(curve); return false; } } else if (reader->name() == "xyDataReductionCurve") { XYDataReductionCurve* curve = new XYDataReductionCurve(QString()); if (curve->load(reader, preview)) addChildFast(curve); else { removeChild(curve); return false; } } else if (reader->name() == "xyDifferentiationCurve") { XYDifferentiationCurve* curve = new XYDifferentiationCurve(QString()); if (curve->load(reader, preview)) addChildFast(curve); else { removeChild(curve); return false; } } else if (reader->name() == "xyIntegrationCurve") { XYIntegrationCurve* curve = new XYIntegrationCurve(QString()); if (curve->load(reader, preview)) addChildFast(curve); else { removeChild(curve); return false; } } else if (reader->name() == "xyInterpolationCurve") { XYInterpolationCurve* curve = new XYInterpolationCurve(QString()); if (curve->load(reader, preview)) addChildFast(curve); else { removeChild(curve); return false; } } else if (reader->name() == "xySmoothCurve") { XYSmoothCurve* curve = new XYSmoothCurve(QString()); if (curve->load(reader, preview)) addChildFast(curve); else { removeChild(curve); return false; } } else if (reader->name() == "xyFitCurve") { XYFitCurve* curve = new XYFitCurve(QString()); if (curve->load(reader, preview)) addChildFast(curve); else { removeChild(curve); return false; } } else if (reader->name() == "xyFourierFilterCurve") { XYFourierFilterCurve* curve = new XYFourierFilterCurve(QString()); if (curve->load(reader, preview)) addChildFast(curve); else { removeChild(curve); return false; } } else if (reader->name() == "xyFourierTransformCurve") { XYFourierTransformCurve* curve = new XYFourierTransformCurve(QString()); if (curve->load(reader, preview)) addChildFast(curve); else { removeChild(curve); return false; } } else if (reader->name() == "xyConvolutionCurve") { XYConvolutionCurve* curve = new XYConvolutionCurve(QString()); if (curve->load(reader, preview)) addChildFast(curve); else { removeChild(curve); return false; } } else if (reader->name() == "xyCorrelationCurve") { XYCorrelationCurve* curve = new XYCorrelationCurve(QString()); if (curve->load(reader, preview)) addChildFast(curve); else { removeChild(curve); return false; } } else if (reader->name() == "cartesianPlotLegend") { m_legend = new CartesianPlotLegend(this, QString()); if (m_legend->load(reader, preview)) addChildFast(m_legend); else { delete m_legend; return false; } } else if (reader->name() == "customPoint") { CustomPoint* point = new CustomPoint(this, QString()); if (point->load(reader, preview)) addChildFast(point); else { delete point; return false; } } else if (reader->name() == "Histogram") { Histogram* curve = new Histogram("Histogram"); if (curve->load(reader, preview)) addChildFast(curve); else { removeChild(curve); return false; } } else { // unknown element reader->raiseWarning(i18n("unknown cartesianPlot element '%1'", reader->name().toString())); if (!reader->skipToEndElement()) return false; } } if (preview) return true; d->retransform(); //if a theme was used, initialize the color palette if (!d->theme.isEmpty()) { //TODO: check whether the theme config really exists KConfig config( ThemeHandler::themeFilePath(d->theme), KConfig::SimpleConfig ); this->setColorPalette(config); } else { //initialize the color palette with default colors this->setColorPalette(KConfig()); } return true; } //############################################################################## //######################### Theme management ################################## //############################################################################## void CartesianPlot::loadTheme(const QString& theme) { KConfig config(ThemeHandler::themeFilePath(theme), KConfig::SimpleConfig); loadThemeConfig(config); } void CartesianPlot::loadThemeConfig(const KConfig& config) { QString str = config.name(); // theme path is saved with UNIX dir separator str = str.right(str.length() - str.lastIndexOf(QLatin1Char('/')) - 1); DEBUG(" set theme to " << str.toStdString()); this->setTheme(str); //load the color palettes for the curves this->setColorPalette(config); //load the theme for all the children for (auto* child : children(AbstractAspect::IncludeHidden)) child->loadThemeConfig(config); Q_D(CartesianPlot); d->update(this->rect()); } void CartesianPlot::saveTheme(KConfig &config) { const QVector& axisElements = children(AbstractAspect::IncludeHidden); const QVector& plotAreaElements = children(AbstractAspect::IncludeHidden); const QVector& textLabelElements = children(AbstractAspect::IncludeHidden); axisElements.at(0)->saveThemeConfig(config); plotAreaElements.at(0)->saveThemeConfig(config); textLabelElements.at(0)->saveThemeConfig(config); for (auto *child : children(AbstractAspect::IncludeHidden)) child->saveThemeConfig(config); } //Generating colors from 5-color theme palette void CartesianPlot::setColorPalette(const KConfig& config) { if (config.hasGroup(QLatin1String("Theme"))) { KConfigGroup group = config.group(QLatin1String("Theme")); //read the five colors defining the palette m_themeColorPalette.clear(); m_themeColorPalette.append(group.readEntry("ThemePaletteColor1", QColor())); m_themeColorPalette.append(group.readEntry("ThemePaletteColor2", QColor())); m_themeColorPalette.append(group.readEntry("ThemePaletteColor3", QColor())); m_themeColorPalette.append(group.readEntry("ThemePaletteColor4", QColor())); m_themeColorPalette.append(group.readEntry("ThemePaletteColor5", QColor())); } else { //no theme is available, provide 5 "default colors" m_themeColorPalette.clear(); m_themeColorPalette.append(QColor(25, 25, 25)); m_themeColorPalette.append(QColor(0, 0, 127)); m_themeColorPalette.append(QColor(127 ,0, 0)); m_themeColorPalette.append(QColor(0, 127, 0)); m_themeColorPalette.append(QColor(85, 0, 127)); } //generate 30 additional shades if the color palette contains more than one color if (m_themeColorPalette.at(0) != m_themeColorPalette.at(1)) { QColor c; //3 factors to create shades from theme's palette float fac[3] = {0.25f,0.45f,0.65f}; //Generate 15 lighter shades for (int i = 0; i < 5; i++) { for (int j = 1; j < 4; j++) { c.setRed( m_themeColorPalette.at(i).red()*(1-fac[j-1]) ); c.setGreen( m_themeColorPalette.at(i).green()*(1-fac[j-1]) ); c.setBlue( m_themeColorPalette.at(i).blue()*(1-fac[j-1]) ); m_themeColorPalette.append(c); } } //Generate 15 darker shades for (int i = 0; i < 5; i++) { for (int j = 4; j < 7; j++) { c.setRed( m_themeColorPalette.at(i).red()+((255-m_themeColorPalette.at(i).red())*fac[j-4]) ); c.setGreen( m_themeColorPalette.at(i).green()+((255-m_themeColorPalette.at(i).green())*fac[j-4]) ); c.setBlue( m_themeColorPalette.at(i).blue()+((255-m_themeColorPalette.at(i).blue())*fac[j-4]) ); m_themeColorPalette.append(c); } } } } const QList& CartesianPlot::themeColorPalette() const { return m_themeColorPalette; } diff --git a/src/backend/worksheet/plots/cartesian/CartesianPlotPrivate.h b/src/backend/worksheet/plots/cartesian/CartesianPlotPrivate.h index 99db0218e..018ad0633 100644 --- a/src/backend/worksheet/plots/cartesian/CartesianPlotPrivate.h +++ b/src/backend/worksheet/plots/cartesian/CartesianPlotPrivate.h @@ -1,125 +1,126 @@ /*************************************************************************** File : CartesianPlotPrivate.h Project : LabPlot Description : Private members of CartesianPlot. -------------------------------------------------------------------- Copyright : (C) 2014-2017 Alexander Semke (alexander.semke@web.de) *******************************************************7*******************/ /*************************************************************************** * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * * This program is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * * GNU General Public License for more details. * * * * You should have received a copy of the GNU General Public License * * along with this program; if not, write to the Free Software * * Foundation, Inc., 51 Franklin Street, Fifth Floor, * * Boston, MA 02110-1301 USA * * * ***************************************************************************/ #ifndef CARTESIANPLOTPRIVATE_H #define CARTESIANPLOTPRIVATE_H #include "CartesianPlot.h" #include "CartesianCoordinateSystem.h" #include "backend/worksheet/plots/AbstractPlotPrivate.h" #include #include class CartesianPlotPrivate : public AbstractPlotPrivate { public: explicit CartesianPlotPrivate(CartesianPlot*); void retransform() override; void retransformScales(); void rangeChanged(); void xRangeFormatChanged(); void yRangeFormatChanged(); void mouseMoveZoomSelectionMode(QPointF logicalPos); void mouseMoveCursorMode(int cursorNumber, QPointF logicalPos); void mouseReleaseZoomSelectionMode(); void mouseHoverZoomSelectionMode(QPointF logicPos); void mousePressZoomSelectionMode(QPointF logicalPos); void mousePressCursorMode(int cursorNumber, QPointF logicalPos); void updateCursor(); QRectF dataRect; CartesianPlot::RangeType rangeType{CartesianPlot::RangeFree}; CartesianPlot::RangeFormat xRangeFormat{CartesianPlot::Numeric}; CartesianPlot::RangeFormat yRangeFormat{CartesianPlot::Numeric}; QString xRangeDateTimeFormat; QString yRangeDateTimeFormat; int rangeFirstValues{1000}; int rangeLastValues{1000}; double xMin{0.0}, xMax{1.0}, yMin{0.0}, yMax{1.0}; float xMinPrev{0.0}, xMaxPrev{1.0}, yMinPrev{0.0}, yMaxPrev{1.0}; bool autoScaleX{true}, autoScaleY{true}; float autoScaleOffsetFactor{0.0f}; CartesianPlot::Scale xScale{CartesianPlot::ScaleLinear}, yScale{CartesianPlot::ScaleLinear}; bool xRangeBreakingEnabled{false}; bool yRangeBreakingEnabled{false}; CartesianPlot::RangeBreaks xRangeBreaks; CartesianPlot::RangeBreaks yRangeBreaks; QString theme; //cached values of minimum and maximum for all visible curves bool curvesXMinMaxIsDirty{false}, curvesYMinMaxIsDirty{false}; double curvesXMin{INFINITY}, curvesXMax{-INFINITY}, curvesYMin{INFINITY}, curvesYMax{-INFINITY}; CartesianPlot* const q; CartesianPlot::MouseMode mouseMode{CartesianPlot::SelectionMode}; CartesianCoordinateSystem* cSystem{nullptr}; bool suppressRetransform{false}; bool panningStarted{false}; bool locked{false}; // Cursor bool cursor0Enable{false}; int selectedCursor{0}; QPointF cursor0Pos{QPointF(NAN, NAN)}; bool cursor1Enable{false}; QPointF cursor1Pos{QPointF(NAN, NAN)}; QPen cursorPen{QPen(Qt::red, 5, Qt::SolidLine)}; signals: void mousePressZoomSelectionModeSignal(QPointF logicalPos); void mousePressCursorModeSignal(QPointF logicalPos); private: QVariant itemChange(GraphicsItemChange change, const QVariant &value) override; void mousePressEvent(QGraphicsSceneMouseEvent*) override; void mouseReleaseEvent(QGraphicsSceneMouseEvent*) override; void mouseMoveEvent(QGraphicsSceneMouseEvent*) override; void wheelEvent(QGraphicsSceneWheelEvent*) override; void hoverMoveEvent(QGraphicsSceneHoverEvent*) override; void hoverLeaveEvent(QGraphicsSceneHoverEvent*) override; void paint(QPainter*, const QStyleOptionGraphicsItem*, QWidget* widget = nullptr) override; void updateDataRect(); void checkXRange(); void checkYRange(); CartesianScale* createScale(CartesianPlot::Scale type, double sceneStart, double sceneEnd, double logicalStart, double logicalEnd); + bool m_insideDataRect{false}; bool m_selectionBandIsShown{false}; QPointF m_selectionStart; QPointF m_selectionEnd; QLineF m_selectionStartLine; QPointF m_panningStart; QStaticText m_cursor0Text{"1"}; QStaticText m_cursor1Text{"2"}; }; #endif