diff --git a/src/backend/worksheet/WorksheetElementContainer.cpp b/src/backend/worksheet/WorksheetElementContainer.cpp index 7b365ee07..a9a8f12bb 100644 --- a/src/backend/worksheet/WorksheetElementContainer.cpp +++ b/src/backend/worksheet/WorksheetElementContainer.cpp @@ -1,275 +1,276 @@ /*************************************************************************** File : WorksheetElementContainer.cpp Project : LabPlot Description : Worksheet element container - parent of multiple elements -------------------------------------------------------------------- Copyright : (C) 2009 Tilman Benkert (thzs@gmx.net) Copyright : (C) 2012-2015 by Alexander Semke (alexander.semke@web.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/worksheet/WorksheetElementContainer.h" #include "backend/worksheet/WorksheetElementContainerPrivate.h" #include "backend/worksheet/plots/cartesian/Axis.h" #include "backend/lib/commandtemplates.h" #include "backend/lib/macros.h" +#include "backend/lib/trace.h" #include #include #include #include #include /** * \class WorksheetElementContainer * \brief Worksheet element container - parent of multiple elements * \ingroup worksheet * This class provides the functionality for a containers of multiple * worksheet elements. Such a container can be a plot or group of elements. */ WorksheetElementContainer::WorksheetElementContainer(const QString& name) : WorksheetElement(name), d_ptr(new WorksheetElementContainerPrivate(this)) { connect(this, SIGNAL(aspectAdded(const AbstractAspect*)), this, SLOT(handleAspectAdded(const AbstractAspect*))); } WorksheetElementContainer::WorksheetElementContainer(const QString& name, WorksheetElementContainerPrivate* dd) : WorksheetElement(name), d_ptr(dd) { connect(this, SIGNAL(aspectAdded(const AbstractAspect*)), this, SLOT(handleAspectAdded(const AbstractAspect*))); } WorksheetElementContainer::~WorksheetElementContainer() { //no need to delete the d-pointer here - it inherits from QGraphicsItem //and is deleted during the cleanup in QGraphicsScene } QGraphicsItem* WorksheetElementContainer::graphicsItem() const { return const_cast(static_cast(d_ptr)); } QRectF WorksheetElementContainer::rect() const { Q_D(const WorksheetElementContainer); return d->rect; } STD_SWAP_METHOD_SETTER_CMD_IMPL(WorksheetElementContainer, SetVisible, bool, swapVisible) void WorksheetElementContainer::setVisible(bool on) { Q_D(WorksheetElementContainer); //take care of proper ordering on the undo-stack, //when making the container and all its children visible/invisible. //if visible is set true, change the visibility of the container first if (on) { beginMacro( i18n("%1: set visible", name()) ); exec( new WorksheetElementContainerSetVisibleCmd(d, on, i18n("%1: set visible")) ); } else { beginMacro( i18n("%1: set invisible", name()) ); } //change the visibility of all children QList childList = children(AbstractAspect::IncludeHidden | AbstractAspect::Compress); foreach (WorksheetElement *elem, childList) { elem->setVisible(on); } //if visible is set false, change the visibility of the container last if (!on) exec(new WorksheetElementContainerSetVisibleCmd(d, false, i18n("%1: set invisible"))); endMacro(); } bool WorksheetElementContainer::isVisible() const { Q_D(const WorksheetElementContainer); return d->isVisible(); } bool WorksheetElementContainer::isFullyVisible() const { QList childList = children(AbstractAspect::IncludeHidden | AbstractAspect::Compress); foreach (const WorksheetElement* elem, childList) { if (!elem->isVisible()) return false; } return true; } void WorksheetElementContainer::setPrinting(bool on) { Q_D(WorksheetElementContainer); d->m_printing = on; } void WorksheetElementContainer::retransform() { - DEBUG("WorksheetElementContainer::retransform()"); + PERFTRACE("WorksheetElementContainer::retransform()"); Q_D(WorksheetElementContainer); QList childList = children(AbstractAspect::IncludeHidden | AbstractAspect::Compress); foreach (WorksheetElement* elem, childList) elem->retransform(); d->recalcShapeAndBoundingRect(); } void WorksheetElementContainer::handleResize(double horizontalRatio, double verticalRatio, bool pageResize) { DEBUG("WorksheetElementContainer::handleResize()"); Q_D(const WorksheetElementContainer); if (pageResize) { QRectF rect(d->rect); rect.setWidth(d->rect.width()*horizontalRatio); rect.setHeight(d->rect.height()*verticalRatio); setRect(rect); } else { for(WorksheetElement* elem : children(IncludeHidden)) elem->handleResize(horizontalRatio, verticalRatio); retransform(); } } void WorksheetElementContainer::handleAspectAdded(const AbstractAspect* aspect) { Q_D(WorksheetElementContainer); const WorksheetElement* element = qobject_cast(aspect); if (element && (aspect->parentAspect() == this)) { connect(element, SIGNAL(hovered()), this, SLOT(childHovered())); connect(element, SIGNAL(unhovered()), this, SLOT(childUnhovered())); element->graphicsItem()->setParentItem(d); qreal zVal = 0; QList childElements = children(IncludeHidden); foreach(WorksheetElement* elem, childElements) elem->setZValue(zVal++); } if (!isLoading()) d->recalcShapeAndBoundingRect(); } void WorksheetElementContainer::childHovered() { Q_D(WorksheetElementContainer); if (!d->isSelected()) { if (d->m_hovered) d->m_hovered = false; d->update(); } } void WorksheetElementContainer::childUnhovered() { Q_D(WorksheetElementContainer); if (!d->isSelected()) { d->m_hovered = true; d->update(); } } void WorksheetElementContainer::prepareGeometryChange() { Q_D(WorksheetElementContainer); d->prepareGeometryChangeRequested(); } //################################################################ //################### Private implementation ########################## //################################################################ WorksheetElementContainerPrivate::WorksheetElementContainerPrivate(WorksheetElementContainer *owner) : q(owner), m_hovered(false), m_printing(false) { setAcceptHoverEvents(true); } QString WorksheetElementContainerPrivate::name() const { return q->name(); } void WorksheetElementContainerPrivate::contextMenuEvent(QGraphicsSceneContextMenuEvent* event) { scene()->clearSelection(); setSelected(true); QMenu* menu = q->createContextMenu(); menu->exec(event->screenPos()); } void WorksheetElementContainerPrivate::hoverEnterEvent(QGraphicsSceneHoverEvent*) { if (!isSelected()) { m_hovered = true; update(); } } void WorksheetElementContainerPrivate::hoverLeaveEvent(QGraphicsSceneHoverEvent*) { if (m_hovered) { m_hovered = false; update(); } } bool WorksheetElementContainerPrivate::swapVisible(bool on){ bool oldValue = isVisible(); setVisible(on); emit q->visibleChanged(on); return oldValue; } void WorksheetElementContainerPrivate::prepareGeometryChangeRequested() { prepareGeometryChange(); recalcShapeAndBoundingRect(); } void WorksheetElementContainerPrivate::recalcShapeAndBoundingRect() { boundingRectangle = QRectF(); containerShape = QPainterPath(); QList childList = q->children(AbstractAspect::IncludeHidden | AbstractAspect::Compress); foreach (const WorksheetElement* elem, childList) boundingRectangle |= elem->graphicsItem()->mapRectToParent(elem->graphicsItem()->boundingRect()); QPainterPath path; path.addRect(boundingRectangle); //make the shape somewhat thicker then the hoveredPen to make the selection/hovering box more visible containerShape.addPath(WorksheetElement::shapeFromPath(path, QPen(QBrush(), q->hoveredPen.widthF()*2))); } // Inherited from QGraphicsItem QRectF WorksheetElementContainerPrivate::boundingRect() const { return boundingRectangle; } // Inherited from QGraphicsItem void WorksheetElementContainerPrivate::paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget) { // DEBUG("WorksheetElementContainerPrivate::paint()"); Q_UNUSED(option) Q_UNUSED(widget) if (!isVisible()) return; if (m_hovered && !isSelected() && !m_printing){ painter->setPen(q->hoveredPen); painter->setOpacity(q->hoveredOpacity); painter->drawPath(containerShape); } if (isSelected() && !m_printing){ painter->setPen(q->selectedPen); painter->setOpacity(q->selectedOpacity); painter->drawPath(containerShape); } // DEBUG("WorksheetElementContainerPrivate::paint() DONE"); } diff --git a/src/backend/worksheet/plots/cartesian/Axis.cpp b/src/backend/worksheet/plots/cartesian/Axis.cpp index 3fed3ff14..44b8b4e04 100644 --- a/src/backend/worksheet/plots/cartesian/Axis.cpp +++ b/src/backend/worksheet/plots/cartesian/Axis.cpp @@ -1,2312 +1,2312 @@ /*************************************************************************** File : Axis.cpp Project : LabPlot Description : Axis for cartesian coordinate systems. -------------------------------------------------------------------- Copyright : (C) 2011-2015 Alexander Semke (alexander.semke@web.de) Copyright : (C) 2013 Stefan Gerlach (stefan.gerlach@uni-konstanz.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/worksheet/plots/cartesian/Axis.h" #include "backend/worksheet/plots/cartesian/AxisPrivate.h" #include "backend/worksheet/Worksheet.h" #include "backend/worksheet/TextLabel.h" #include "backend/worksheet/plots/cartesian/CartesianCoordinateSystem.h" #include "backend/worksheet/plots/cartesian/CartesianPlot.h" #include "backend/core/AbstractColumn.h" #include "backend/lib/commandtemplates.h" #include "backend/lib/XmlStreamReader.h" #include "backend/lib/macros.h" #include "kdefrontend/GuiTools.h" #include #include #include #include #include #include #include /** * \class AxisGrid * \brief Helper class to get the axis grid drawn with the z-Value=0. * * The painting of the grid lines is separated from the painting of the axis itself. * This allows to use a different z-values for the grid lines (z=0, drawn below all other objects ) * and for the axis (z=FLT_MAX, drawn on top of all other objects) * * \ingroup worksheet */ class AxisGrid : public QGraphicsItem { public: AxisGrid(AxisPrivate* a) { axis = a; setFlag(QGraphicsItem::ItemIsSelectable, false); setFlag(QGraphicsItem::ItemIsFocusable, false); setAcceptHoverEvents(false); } QRectF boundingRect() const { QPainterPath gridShape; gridShape.addPath(WorksheetElement::shapeFromPath(axis->majorGridPath, axis->majorGridPen)); gridShape.addPath(WorksheetElement::shapeFromPath(axis->minorGridPath, axis->minorGridPen)); QRectF boundingRectangle = gridShape.boundingRect(); return boundingRectangle; } void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget) { Q_UNUSED(option) Q_UNUSED(widget) if (!axis->isVisible()) return; if (axis->linePath.isEmpty()) return; //draw major grid if (axis->majorGridPen.style() != Qt::NoPen) { painter->setOpacity(axis->majorGridOpacity); painter->setPen(axis->majorGridPen); painter->setBrush(Qt::NoBrush); painter->drawPath(axis->majorGridPath); } //draw minor grid if (axis->minorGridPen.style() != Qt::NoPen) { painter->setOpacity(axis->minorGridOpacity); painter->setPen(axis->minorGridPen); painter->setBrush(Qt::NoBrush); painter->drawPath(axis->minorGridPath); } } private: AxisPrivate* axis; }; /** * \class Axis * \brief Axis for cartesian coordinate systems. * * \ingroup worksheet */ Axis::Axis(const QString& name, CartesianPlot* plot, const AxisOrientation& orientation) : WorksheetElement(name), d_ptr(new AxisPrivate(this, plot)) { d_ptr->orientation = orientation; init(); } Axis::Axis(const QString& name, const AxisOrientation& orientation, AxisPrivate* dd) : WorksheetElement(name), d_ptr(dd) { d_ptr->orientation = orientation; init(); } void Axis::init() { Q_D(Axis); KConfig config; KConfigGroup group = config.group( "Axis" ); d->autoScale = true; d->position = Axis::AxisCustom; d->offset = group.readEntry("PositionOffset", 0); d->scale = (Axis::AxisScale) group.readEntry("Scale", (int) Axis::ScaleLinear); d->autoScale = group.readEntry("AutoScale", true); d->start = group.readEntry("Start", 0); d->end = group.readEntry("End", 10); d->zeroOffset = group.readEntry("ZeroOffset", 0); d->scalingFactor = group.readEntry("ScalingFactor", 1.0); d->linePen.setStyle( (Qt::PenStyle) group.readEntry("LineStyle", (int) Qt::SolidLine) ); d->linePen.setWidthF( group.readEntry("LineWidth", Worksheet::convertToSceneUnits( 1.0, Worksheet::Point ) ) ); d->lineOpacity = group.readEntry("LineOpacity", 1.0); d->arrowType = (Axis::ArrowType) group.readEntry("ArrowType", (int)Axis::NoArrow); d->arrowPosition = (Axis::ArrowPosition) group.readEntry("ArrowPosition", (int)Axis::ArrowRight); d->arrowSize = group.readEntry("ArrowSize", Worksheet::convertToSceneUnits(10, Worksheet::Point)); // axis title d->title = new TextLabel(this->name(), TextLabel::AxisTitle); connect( d->title, SIGNAL(changed()), this, SLOT(labelChanged()) ); addChild(d->title); d->title->setHidden(true); d->title->graphicsItem()->setParentItem(graphicsItem()); d->title->graphicsItem()->setFlag(QGraphicsItem::ItemIsMovable, false); d->title->graphicsItem()->setAcceptHoverEvents(false); d->title->setText(this->name()); if (d->orientation == AxisVertical) d->title->setRotationAngle(90); d->titleOffsetX = Worksheet::convertToSceneUnits(2, Worksheet::Point); //distance to the axis tick labels d->titleOffsetY = Worksheet::convertToSceneUnits(2, Worksheet::Point); //distance to the axis tick labels d->majorTicksDirection = (Axis::TicksDirection) group.readEntry("MajorTicksDirection", (int) Axis::ticksOut); d->majorTicksType = (Axis::TicksType) group.readEntry("MajorTicksType", (int) Axis::TicksTotalNumber); d->majorTicksNumber = group.readEntry("MajorTicksNumber", 11); d->majorTicksIncrement = group.readEntry("MajorTicksIncrement", 1.0); d->majorTicksPen.setStyle((Qt::PenStyle) group.readEntry("MajorTicksLineStyle", (int)Qt::SolidLine) ); d->majorTicksPen.setColor( group.readEntry("MajorTicksColor", QColor(Qt::black) ) ); d->majorTicksPen.setWidthF( group.readEntry("MajorTicksWidth", Worksheet::convertToSceneUnits(1.0, Worksheet::Point) ) ); d->majorTicksLength = group.readEntry("MajorTicksLength", Worksheet::convertToSceneUnits(6.0, Worksheet::Point)); d->majorTicksOpacity = group.readEntry("MajorTicksOpacity", 1.0); d->minorTicksDirection = (Axis::TicksDirection) group.readEntry("MinorTicksDirection", (int) Axis::ticksOut); d->minorTicksType = (Axis::TicksType) group.readEntry("MinorTicksType", (int) Axis::TicksTotalNumber); d->minorTicksNumber = group.readEntry("MinorTicksNumber", 1); d->minorTicksIncrement = group.readEntry("MinorTicksIncrement", 0.5); d->minorTicksPen.setStyle((Qt::PenStyle) group.readEntry("MinorTicksLineStyle", (int)Qt::SolidLine) ); d->minorTicksPen.setColor( group.readEntry("MinorTicksColor", QColor(Qt::black) ) ); d->minorTicksPen.setWidthF( group.readEntry("MinorTicksWidth", Worksheet::convertToSceneUnits(1.0, Worksheet::Point) ) ); d->minorTicksLength = group.readEntry("MinorTicksLength", Worksheet::convertToSceneUnits(3.0, Worksheet::Point)); d->minorTicksOpacity = group.readEntry("MinorTicksOpacity", 1.0); //Labels d->labelsFormat = (Axis::LabelsFormat) group.readEntry("LabelsFormat", (int)Axis::FormatDecimal); d->labelsAutoPrecision = group.readEntry("LabelsAutoPrecision", true); d->labelsPrecision = group.readEntry("LabelsPrecision", 1); d->labelsPosition = (Axis::LabelsPosition) group.readEntry("LabelsPosition", (int) Axis::LabelsOut); d->labelsOffset= group.readEntry("LabelsOffset", Worksheet::convertToSceneUnits( 5.0, Worksheet::Point )); d->labelsRotationAngle = group.readEntry("LabelsRotation", 0); d->labelsFont = group.readEntry("LabelsFont", QFont()); d->labelsFont.setPixelSize( Worksheet::convertToSceneUnits( 10.0, Worksheet::Point ) ); d->labelsColor = group.readEntry("LabelsFontColor", QColor(Qt::black)); d->labelsPrefix = group.readEntry("LabelsPrefix", "" ); d->labelsSuffix = group.readEntry("LabelsSuffix", "" ); d->labelsOpacity = group.readEntry("LabelsOpacity", 1.0); //major grid d->majorGridPen.setStyle( (Qt::PenStyle) group.readEntry("MajorGridStyle", (int) Qt::NoPen) ); d->majorGridPen.setColor(group.readEntry("MajorGridColor", QColor(Qt::gray)) ); d->majorGridPen.setWidthF( group.readEntry("MajorGridWidth", Worksheet::convertToSceneUnits( 1.0, Worksheet::Point ) ) ); d->majorGridOpacity = group.readEntry("MajorGridOpacity", 1.0); //minor grid d->minorGridPen.setStyle( (Qt::PenStyle) group.readEntry("MinorGridStyle", (int) Qt::NoPen) ); d->minorGridPen.setColor(group.readEntry("MajorGridColor", QColor(Qt::gray)) ); d->minorGridPen.setWidthF( group.readEntry("MinorGridWidth", Worksheet::convertToSceneUnits( 1.0, Worksheet::Point ) ) ); d->minorGridOpacity = group.readEntry("MinorGridOpacity", 1.0); this->initActions(); this->initMenus(); } /*! * For the most frequently edited properties, create Actions and ActionGroups for the context menu. * For some ActionGroups the actual actions are created in \c GuiTool, */ void Axis::initActions() { visibilityAction = new QAction(i18n("visible"), this); visibilityAction->setCheckable(true); connect(visibilityAction, SIGNAL(triggered()), this, SLOT(visibilityChanged())); //Orientation orientationActionGroup = new QActionGroup(this); orientationActionGroup->setExclusive(true); connect(orientationActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(orientationChanged(QAction*))); orientationHorizontalAction = new QAction(i18n("horizontal"), orientationActionGroup); orientationHorizontalAction->setCheckable(true); orientationVerticalAction = new QAction(i18n("vertical"), orientationActionGroup); orientationVerticalAction->setCheckable(true); //Line lineStyleActionGroup = new QActionGroup(this); lineStyleActionGroup->setExclusive(true); connect(lineStyleActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(lineStyleChanged(QAction*))); lineColorActionGroup = new QActionGroup(this); lineColorActionGroup->setExclusive(true); connect(lineColorActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(lineColorChanged(QAction*))); //Ticks //TODO } void Axis::initMenus() { //Orientation orientationMenu = new QMenu(i18n("Orientation")); orientationMenu->addAction(orientationHorizontalAction); orientationMenu->addAction(orientationVerticalAction); //Line lineMenu = new QMenu(i18n("Line")); lineStyleMenu = new QMenu(i18n("style"), lineMenu); lineMenu->addMenu( lineStyleMenu ); lineColorMenu = new QMenu(i18n("color"), lineMenu); GuiTools::fillColorMenu( lineColorMenu, lineColorActionGroup ); lineMenu->addMenu( lineColorMenu ); } QMenu* Axis::createContextMenu() { Q_D(const Axis); QMenu* menu = WorksheetElement::createContextMenu(); QAction* firstAction = menu->actions().at(1); //skip the first action because of the "title-action" visibilityAction->setChecked(isVisible()); menu->insertAction(firstAction, visibilityAction); //Orientation if ( d->orientation == AxisHorizontal ) orientationHorizontalAction->setChecked(true); else orientationVerticalAction->setChecked(true); menu->insertMenu(firstAction, orientationMenu); //Line styles GuiTools::updatePenStyles( lineStyleMenu, lineStyleActionGroup, d->linePen.color() ); GuiTools::selectPenStyleAction(lineStyleActionGroup, d->linePen.style() ); GuiTools::selectColorAction(lineColorActionGroup, d->linePen.color() ); menu->insertMenu(firstAction, lineMenu); menu->insertSeparator(firstAction); return menu; } /*! Returns an icon to be used in the project explorer. */ QIcon Axis::icon() const{ Q_D(const Axis); QIcon ico; if (d->orientation == Axis::AxisHorizontal) ico = QIcon::fromTheme("labplot-axis-horizontal"); else ico = QIcon::fromTheme("labplot-axis-vertical"); return ico; } Axis::~Axis() { if (orientationMenu) delete orientationMenu; if (lineMenu) delete lineMenu; //no need to delete d->title, since it was added with addChild in init(); //no need to delete the d-pointer here - it inherits from QGraphicsItem //and is deleted during the cleanup in QGraphicsScene } QGraphicsItem *Axis::graphicsItem() const { return d_ptr; } /*! * overrides the implementation in WorkhseetElement and sets the z-value to the maximal possible, * axes are drawn on top of all other object in the plot. */ void Axis::setZValue(qreal) { Q_D(Axis); d->setZValue(FLT_MAX); d->gridItem->setParentItem(d->parentItem()); d->gridItem->setZValue(0); } void Axis::retransform() { Q_D(Axis); d->retransform(); } void Axis::handleResize(double horizontalRatio, double verticalRatio, bool pageResize) { DEBUG("Axis::handleResize()"); Q_D(Axis); Q_UNUSED(pageResize); double ratio = 0; if (horizontalRatio > 1.0 || verticalRatio > 1.0) ratio = qMax(horizontalRatio, verticalRatio); else ratio = qMin(horizontalRatio, verticalRatio); QPen pen = d->linePen; pen.setWidthF(pen.widthF() * ratio); d->linePen = pen; d->majorTicksLength *= ratio; // ticks are perpendicular to axis line -> verticalRatio relevant d->minorTicksLength *= ratio; d->labelsFont.setPixelSize( d->labelsFont.pixelSize() * ratio ); //TODO: take into account rotated labels d->labelsOffset *= ratio; d->title->handleResize(horizontalRatio, verticalRatio, pageResize); } /* ============================ getter methods ================= */ BASIC_SHARED_D_READER_IMPL(Axis, bool, autoScale, autoScale) BASIC_SHARED_D_READER_IMPL(Axis, Axis::AxisOrientation, orientation, orientation) BASIC_SHARED_D_READER_IMPL(Axis, Axis::AxisPosition, position, position) BASIC_SHARED_D_READER_IMPL(Axis, Axis::AxisScale, scale, scale) BASIC_SHARED_D_READER_IMPL(Axis, float, offset, offset) BASIC_SHARED_D_READER_IMPL(Axis, float, start, start) BASIC_SHARED_D_READER_IMPL(Axis, float, end, end) BASIC_SHARED_D_READER_IMPL(Axis, qreal, scalingFactor, scalingFactor) BASIC_SHARED_D_READER_IMPL(Axis, qreal, zeroOffset, zeroOffset) BASIC_SHARED_D_READER_IMPL(Axis, TextLabel*, title, title) BASIC_SHARED_D_READER_IMPL(Axis, float, titleOffsetX, titleOffsetX) BASIC_SHARED_D_READER_IMPL(Axis, float, titleOffsetY, titleOffsetY) CLASS_SHARED_D_READER_IMPL(Axis, QPen, linePen, linePen) BASIC_SHARED_D_READER_IMPL(Axis, qreal, lineOpacity, lineOpacity) BASIC_SHARED_D_READER_IMPL(Axis, Axis::ArrowType, arrowType, arrowType) BASIC_SHARED_D_READER_IMPL(Axis, Axis::ArrowPosition, arrowPosition, arrowPosition) BASIC_SHARED_D_READER_IMPL(Axis, float, arrowSize, arrowSize) BASIC_SHARED_D_READER_IMPL(Axis, Axis::TicksDirection, majorTicksDirection, majorTicksDirection) BASIC_SHARED_D_READER_IMPL(Axis, Axis::TicksType, majorTicksType, majorTicksType) BASIC_SHARED_D_READER_IMPL(Axis, int, majorTicksNumber, majorTicksNumber) BASIC_SHARED_D_READER_IMPL(Axis, qreal, majorTicksIncrement, majorTicksIncrement) BASIC_SHARED_D_READER_IMPL(Axis, const AbstractColumn*, majorTicksColumn, majorTicksColumn) QString& Axis::majorTicksColumnPath() const { return d_ptr->majorTicksColumnPath; } BASIC_SHARED_D_READER_IMPL(Axis, qreal, majorTicksLength, majorTicksLength) CLASS_SHARED_D_READER_IMPL(Axis, QPen, majorTicksPen, majorTicksPen) BASIC_SHARED_D_READER_IMPL(Axis, qreal, majorTicksOpacity, majorTicksOpacity) BASIC_SHARED_D_READER_IMPL(Axis, Axis::TicksDirection, minorTicksDirection, minorTicksDirection) BASIC_SHARED_D_READER_IMPL(Axis, Axis::TicksType, minorTicksType, minorTicksType) BASIC_SHARED_D_READER_IMPL(Axis, int, minorTicksNumber, minorTicksNumber) BASIC_SHARED_D_READER_IMPL(Axis, qreal, minorTicksIncrement, minorTicksIncrement) BASIC_SHARED_D_READER_IMPL(Axis, const AbstractColumn*, minorTicksColumn, minorTicksColumn) QString& Axis::minorTicksColumnPath() const { return d_ptr->minorTicksColumnPath; } BASIC_SHARED_D_READER_IMPL(Axis, qreal, minorTicksLength, minorTicksLength) CLASS_SHARED_D_READER_IMPL(Axis, QPen, minorTicksPen, minorTicksPen) BASIC_SHARED_D_READER_IMPL(Axis, qreal, minorTicksOpacity, minorTicksOpacity) BASIC_SHARED_D_READER_IMPL(Axis, Axis::LabelsFormat, labelsFormat, labelsFormat); BASIC_SHARED_D_READER_IMPL(Axis, bool, labelsAutoPrecision, labelsAutoPrecision); BASIC_SHARED_D_READER_IMPL(Axis, int, labelsPrecision, labelsPrecision); BASIC_SHARED_D_READER_IMPL(Axis, Axis::LabelsPosition, labelsPosition, labelsPosition); BASIC_SHARED_D_READER_IMPL(Axis, float, labelsOffset, labelsOffset); BASIC_SHARED_D_READER_IMPL(Axis, qreal, labelsRotationAngle, labelsRotationAngle); CLASS_SHARED_D_READER_IMPL(Axis, QColor, labelsColor, labelsColor); CLASS_SHARED_D_READER_IMPL(Axis, QFont, labelsFont, labelsFont); CLASS_SHARED_D_READER_IMPL(Axis, QString, labelsPrefix, labelsPrefix); CLASS_SHARED_D_READER_IMPL(Axis, QString, labelsSuffix, labelsSuffix); BASIC_SHARED_D_READER_IMPL(Axis, qreal, labelsOpacity, labelsOpacity); CLASS_SHARED_D_READER_IMPL(Axis, QPen, majorGridPen, majorGridPen) BASIC_SHARED_D_READER_IMPL(Axis, qreal, majorGridOpacity, majorGridOpacity) CLASS_SHARED_D_READER_IMPL(Axis, QPen, minorGridPen, minorGridPen) BASIC_SHARED_D_READER_IMPL(Axis, qreal, minorGridOpacity, minorGridOpacity) /* ============================ setter methods and undo commands ================= */ STD_SETTER_CMD_IMPL_F_S(Axis, SetAutoScale, bool, autoScale, retransform); void Axis::setAutoScale(bool autoScale) { Q_D(Axis); if (autoScale != d->autoScale) { exec(new AxisSetAutoScaleCmd(d, autoScale, i18n("%1: set axis auto scaling"))); if (autoScale) { CartesianPlot *plot = qobject_cast(parentAspect()); if (!plot) return; if (d->orientation == Axis::AxisHorizontal) { d->end = plot->xMax(); d->start = plot->xMin(); } else { d->end = plot->yMax(); d->start = plot->yMin(); } retransform(); emit endChanged(d->end); emit startChanged(d->start); } } } STD_SWAP_METHOD_SETTER_CMD_IMPL(Axis, SetVisible, bool, swapVisible); void Axis::setVisible(bool on) { Q_D(Axis); exec(new AxisSetVisibleCmd(d, on, on ? i18n("%1: set visible") : i18n("%1: set invisible"))); } bool Axis::isVisible() const { Q_D(const Axis); return d->isVisible(); } void Axis::setPrinting(bool on) { Q_D(Axis); d->setPrinting(on); } STD_SETTER_CMD_IMPL_F_S(Axis, SetOrientation, Axis::AxisOrientation, orientation, retransform); void Axis::setOrientation( AxisOrientation orientation) { Q_D(Axis); if (orientation != d->orientation) exec(new AxisSetOrientationCmd(d, orientation, i18n("%1: set axis orientation"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetPosition, Axis::AxisPosition, position, retransform); void Axis::setPosition(AxisPosition position) { Q_D(Axis); if (position != d->position) exec(new AxisSetPositionCmd(d, position, i18n("%1: set axis position"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetScaling, Axis::AxisScale, scale, retransformTicks); void Axis::setScale(AxisScale scale) { Q_D(Axis); if (scale != d->scale) exec(new AxisSetScalingCmd(d, scale, i18n("%1: set axis scale"))); } STD_SETTER_CMD_IMPL_F(Axis, SetOffset, float, offset, retransform); void Axis::setOffset(float offset, bool undo) { Q_D(Axis); if (offset != d->offset) { if (undo) { exec(new AxisSetOffsetCmd(d, offset, i18n("%1: set axis offset"))); } else { d->offset = offset; //don't need to call retransform() afterward //since the only usage of this call is in CartesianPlot, where retransform is called for all children anyway. } emit positionChanged(offset); } } STD_SETTER_CMD_IMPL_F_S(Axis, SetStart, float, start, retransform); void Axis::setStart(float start) { Q_D(Axis); if (start != d->start) exec(new AxisSetStartCmd(d, start, i18n("%1: set axis start"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetEnd, float, end, retransform); void Axis::setEnd(float end) { Q_D(Axis); if (end != d->end) exec(new AxisSetEndCmd(d, end, i18n("%1: set axis end"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetZeroOffset, qreal, zeroOffset, retransform); void Axis::setZeroOffset(qreal zeroOffset) { Q_D(Axis); if (zeroOffset != d->zeroOffset) exec(new AxisSetZeroOffsetCmd(d, zeroOffset, i18n("%1: set axis zero offset"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetScalingFactor, qreal, scalingFactor, retransform); void Axis::setScalingFactor(qreal scalingFactor) { Q_D(Axis); if (scalingFactor != d->scalingFactor) exec(new AxisSetScalingFactorCmd(d, scalingFactor, i18n("%1: set axis scaling factor"))); } //Title STD_SETTER_CMD_IMPL_F_S(Axis, SetTitleOffsetX, float, titleOffsetX, retransform); void Axis::setTitleOffsetX(float offset) { Q_D(Axis); if (offset != d->titleOffsetX) exec(new AxisSetTitleOffsetXCmd(d, offset, i18n("%1: set title offset"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetTitleOffsetY, float, titleOffsetY, retransform); void Axis::setTitleOffsetY(float offset) { Q_D(Axis); if (offset != d->titleOffsetY) exec(new AxisSetTitleOffsetYCmd(d, offset, i18n("%1: set title offset"))); } //Line STD_SETTER_CMD_IMPL_F_S(Axis, SetLinePen, QPen, linePen, recalcShapeAndBoundingRect); void Axis::setLinePen(const QPen &pen) { Q_D(Axis); if (pen != d->linePen) exec(new AxisSetLinePenCmd(d, pen, i18n("%1: set line style"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetLineOpacity, qreal, lineOpacity, update); void Axis::setLineOpacity(qreal opacity) { Q_D(Axis); if (opacity != d->lineOpacity) exec(new AxisSetLineOpacityCmd(d, opacity, i18n("%1: set line opacity"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetArrowType, Axis::ArrowType, arrowType, retransformArrow); void Axis::setArrowType(ArrowType type) { Q_D(Axis); if (type != d->arrowType) exec(new AxisSetArrowTypeCmd(d, type, i18n("%1: set arrow type"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetArrowPosition, Axis::ArrowPosition, arrowPosition, retransformArrow); void Axis::setArrowPosition(ArrowPosition position) { Q_D(Axis); if (position != d->arrowPosition) exec(new AxisSetArrowPositionCmd(d, position, i18n("%1: set arrow position"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetArrowSize, float, arrowSize, retransformArrow); void Axis::setArrowSize(float arrowSize) { Q_D(Axis); if (arrowSize != d->arrowSize) exec(new AxisSetArrowSizeCmd(d, arrowSize, i18n("%1: set arrow size"))); } //Major ticks STD_SETTER_CMD_IMPL_F_S(Axis, SetMajorTicksDirection, Axis::TicksDirection, majorTicksDirection, retransformTicks); void Axis::setMajorTicksDirection(const TicksDirection majorTicksDirection) { Q_D(Axis); if (majorTicksDirection != d->majorTicksDirection) exec(new AxisSetMajorTicksDirectionCmd(d, majorTicksDirection, i18n("%1: set major ticks direction"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetMajorTicksType, Axis::TicksType, majorTicksType, retransformTicks); void Axis::setMajorTicksType(const TicksType majorTicksType) { Q_D(Axis); if (majorTicksType!= d->majorTicksType) exec(new AxisSetMajorTicksTypeCmd(d, majorTicksType, i18n("%1: set major ticks type"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetMajorTicksNumber, int, majorTicksNumber, retransformTicks); void Axis::setMajorTicksNumber(int majorTicksNumber) { Q_D(Axis); if (majorTicksNumber != d->majorTicksNumber) exec(new AxisSetMajorTicksNumberCmd(d, majorTicksNumber, i18n("%1: set the total number of the major ticks"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetMajorTicksIncrement, qreal, majorTicksIncrement, retransformTicks); void Axis::setMajorTicksIncrement(qreal majorTicksIncrement) { Q_D(Axis); if (majorTicksIncrement != d->majorTicksIncrement) exec(new AxisSetMajorTicksIncrementCmd(d, majorTicksIncrement, i18n("%1: set the increment for the major ticks"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetMajorTicksColumn, const AbstractColumn*, majorTicksColumn, retransformTicks) void Axis::setMajorTicksColumn(const AbstractColumn* column) { Q_D(Axis); if (column != d->majorTicksColumn) { exec(new AxisSetMajorTicksColumnCmd(d, column, i18n("%1: assign major ticks' values"))); if (column) { connect(column, SIGNAL(dataChanged(const AbstractColumn*)), this, SLOT(retransformTicks())); connect(column->parentAspect(), SIGNAL(aspectAboutToBeRemoved(const AbstractAspect*)), this, SLOT(majorTicksColumnAboutToBeRemoved(const AbstractAspect*))); //TODO: add disconnect in the undo-function } } } STD_SETTER_CMD_IMPL_F_S(Axis, SetMajorTicksPen, QPen, majorTicksPen, recalcShapeAndBoundingRect); void Axis::setMajorTicksPen(const QPen &pen) { Q_D(Axis); if (pen != d->majorTicksPen) exec(new AxisSetMajorTicksPenCmd(d, pen, i18n("%1: set major ticks style"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetMajorTicksLength, qreal, majorTicksLength, retransformTicks); void Axis::setMajorTicksLength(qreal majorTicksLength) { Q_D(Axis); if (majorTicksLength != d->majorTicksLength) exec(new AxisSetMajorTicksLengthCmd(d, majorTicksLength, i18n("%1: set major ticks length"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetMajorTicksOpacity, qreal, majorTicksOpacity, update); void Axis::setMajorTicksOpacity(qreal opacity) { Q_D(Axis); if (opacity != d->majorTicksOpacity) exec(new AxisSetMajorTicksOpacityCmd(d, opacity, i18n("%1: set major ticks opacity"))); } //Minor ticks STD_SETTER_CMD_IMPL_F_S(Axis, SetMinorTicksDirection, Axis::TicksDirection, minorTicksDirection, retransformTicks); void Axis::setMinorTicksDirection(const TicksDirection minorTicksDirection) { Q_D(Axis); if (minorTicksDirection != d->minorTicksDirection) exec(new AxisSetMinorTicksDirectionCmd(d, minorTicksDirection, i18n("%1: set minor ticks direction"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetMinorTicksType, Axis::TicksType, minorTicksType, retransformTicks); void Axis::setMinorTicksType(const TicksType minorTicksType) { Q_D(Axis); if (minorTicksType!= d->minorTicksType) exec(new AxisSetMinorTicksTypeCmd(d, minorTicksType, i18n("%1: set minor ticks type"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetMinorTicksNumber, int, minorTicksNumber, retransformTicks); void Axis::setMinorTicksNumber(int minorTicksNumber) { Q_D(Axis); if (minorTicksNumber != d->minorTicksNumber) exec(new AxisSetMinorTicksNumberCmd(d, minorTicksNumber, i18n("%1: set the total number of the minor ticks"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetMinorTicksIncrement, qreal, minorTicksIncrement, retransformTicks); void Axis::setMinorTicksIncrement(qreal minorTicksIncrement) { Q_D(Axis); if (minorTicksIncrement != d->minorTicksIncrement) exec(new AxisSetMinorTicksIncrementCmd(d, minorTicksIncrement, i18n("%1: set the increment for the minor ticks"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetMinorTicksColumn, const AbstractColumn*, minorTicksColumn, retransformTicks) void Axis::setMinorTicksColumn(const AbstractColumn* column) { Q_D(Axis); if (column != d->minorTicksColumn) { exec(new AxisSetMinorTicksColumnCmd(d, column, i18n("%1: assign minor ticks' values"))); if (column) { connect(column, SIGNAL(dataChanged(const AbstractColumn*)), this, SLOT(retransformTicks())); connect(column->parentAspect(), SIGNAL(aspectAboutToBeRemoved(const AbstractAspect*)), this, SLOT(minorTicksColumnAboutToBeRemoved(const AbstractAspect*))); //TODO: add disconnect in the undo-function } } } STD_SETTER_CMD_IMPL_F_S(Axis, SetMinorTicksPen, QPen, minorTicksPen, recalcShapeAndBoundingRect); void Axis::setMinorTicksPen(const QPen &pen) { Q_D(Axis); if (pen != d->minorTicksPen) exec(new AxisSetMinorTicksPenCmd(d, pen, i18n("%1: set minor ticks style"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetMinorTicksLength, qreal, minorTicksLength, retransformTicks); void Axis::setMinorTicksLength(qreal minorTicksLength) { Q_D(Axis); if (minorTicksLength != d->minorTicksLength) exec(new AxisSetMinorTicksLengthCmd(d, minorTicksLength, i18n("%1: set minor ticks length"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetMinorTicksOpacity, qreal, minorTicksOpacity, update); void Axis::setMinorTicksOpacity(qreal opacity) { Q_D(Axis); if (opacity != d->minorTicksOpacity) exec(new AxisSetMinorTicksOpacityCmd(d, opacity, i18n("%1: set minor ticks opacity"))); } //Labels STD_SETTER_CMD_IMPL_F_S(Axis, SetLabelsFormat, Axis::LabelsFormat, labelsFormat, retransformTicks); void Axis::setLabelsFormat(const LabelsFormat labelsFormat) { Q_D(Axis); if (labelsFormat != d->labelsFormat) exec(new AxisSetLabelsFormatCmd(d, labelsFormat, i18n("%1: set labels format"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetLabelsAutoPrecision, bool, labelsAutoPrecision, retransformTickLabelStrings); void Axis::setLabelsAutoPrecision(const bool labelsAutoPrecision) { Q_D(Axis); if (labelsAutoPrecision != d->labelsAutoPrecision) exec(new AxisSetLabelsAutoPrecisionCmd(d, labelsAutoPrecision, i18n("%1: set labels precision"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetLabelsPrecision, int, labelsPrecision, retransformTickLabelStrings); void Axis::setLabelsPrecision(const int labelsPrecision) { Q_D(Axis); if (labelsPrecision != d->labelsPrecision) exec(new AxisSetLabelsPrecisionCmd(d, labelsPrecision, i18n("%1: set labels precision"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetLabelsPosition, Axis::LabelsPosition, labelsPosition, retransformTickLabelPositions); void Axis::setLabelsPosition(const LabelsPosition labelsPosition) { Q_D(Axis); if (labelsPosition != d->labelsPosition) exec(new AxisSetLabelsPositionCmd(d, labelsPosition, i18n("%1: set labels position"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetLabelsOffset, float, labelsOffset, retransformTickLabelPositions); void Axis::setLabelsOffset(float offset) { Q_D(Axis); if (offset != d->labelsOffset) exec(new AxisSetLabelsOffsetCmd(d, offset, i18n("%1: set label offset"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetLabelsRotationAngle, qreal, labelsRotationAngle, recalcShapeAndBoundingRect); void Axis::setLabelsRotationAngle(qreal angle) { Q_D(Axis); if (angle != d->labelsRotationAngle) exec(new AxisSetLabelsRotationAngleCmd(d, angle, i18n("%1: set label rotation angle"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetLabelsColor, QColor, labelsColor, update); void Axis::setLabelsColor(const QColor &color) { Q_D(Axis); if (color != d->labelsColor) exec(new AxisSetLabelsColorCmd(d, color, i18n("%1: set label color"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetLabelsFont, QFont, labelsFont, retransformTickLabelStrings); void Axis::setLabelsFont(const QFont &font) { Q_D(Axis); if (font != d->labelsFont) exec(new AxisSetLabelsFontCmd(d, font, i18n("%1: set label font"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetLabelsPrefix, QString, labelsPrefix, retransformTickLabelStrings); void Axis::setLabelsPrefix(const QString& prefix) { Q_D(Axis); if (prefix != d->labelsPrefix) exec(new AxisSetLabelsPrefixCmd(d, prefix, i18n("%1: set label prefix"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetLabelsSuffix, QString, labelsSuffix, retransformTickLabelStrings); void Axis::setLabelsSuffix(const QString& suffix) { Q_D(Axis); if (suffix != d->labelsSuffix) exec(new AxisSetLabelsSuffixCmd(d, suffix, i18n("%1: set label suffix"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetLabelsOpacity, qreal, labelsOpacity, update); void Axis::setLabelsOpacity(qreal opacity) { Q_D(Axis); if (opacity != d->labelsOpacity) exec(new AxisSetLabelsOpacityCmd(d, opacity, i18n("%1: set labels opacity"))); } //Major grid STD_SETTER_CMD_IMPL_F_S(Axis, SetMajorGridPen, QPen, majorGridPen, retransformMajorGrid); void Axis::setMajorGridPen(const QPen &pen) { Q_D(Axis); if (pen != d->majorGridPen) exec(new AxisSetMajorGridPenCmd(d, pen, i18n("%1: set major grid style"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetMajorGridOpacity, qreal, majorGridOpacity, update); void Axis::setMajorGridOpacity(qreal opacity) { Q_D(Axis); if (opacity != d->majorGridOpacity) exec(new AxisSetMajorGridOpacityCmd(d, opacity, i18n("%1: set major grid opacity"))); } //Minor grid STD_SETTER_CMD_IMPL_F_S(Axis, SetMinorGridPen, QPen, minorGridPen, retransformMinorGrid); void Axis::setMinorGridPen(const QPen &pen) { Q_D(Axis); if (pen != d->minorGridPen) exec(new AxisSetMinorGridPenCmd(d, pen, i18n("%1: set minor grid style"))); } STD_SETTER_CMD_IMPL_F_S(Axis, SetMinorGridOpacity, qreal, minorGridOpacity, update); void Axis::setMinorGridOpacity(qreal opacity) { Q_D(Axis); if (opacity != d->minorGridOpacity) exec(new AxisSetMinorGridOpacityCmd(d, opacity, i18n("%1: set minor grid opacity"))); } //############################################################################## //#################################### SLOTs ################################ //############################################################################## void Axis::labelChanged() { Q_D(Axis); d->recalcShapeAndBoundingRect(); } void Axis::retransformTicks() { Q_D(Axis); d->retransformTicks(); } void Axis::majorTicksColumnAboutToBeRemoved(const AbstractAspect* aspect) { Q_D(Axis); if (aspect == d->majorTicksColumn) { d->majorTicksColumn = 0; d->retransformTicks(); } } void Axis::minorTicksColumnAboutToBeRemoved(const AbstractAspect* aspect) { Q_D(Axis); if (aspect==d->minorTicksColumn) { d->minorTicksColumn = 0; d->retransformTicks(); } } //############################################################################## //###### SLOTs for changes triggered via QActions in the context menu ######## //############################################################################## void Axis::orientationChanged(QAction* action) { if (action == orientationHorizontalAction) this->setOrientation(AxisHorizontal); else this->setOrientation(AxisVertical); } void Axis::lineStyleChanged(QAction* action) { Q_D(const Axis); QPen pen = d->linePen; pen.setStyle(GuiTools::penStyleFromAction(lineStyleActionGroup, action)); this->setLinePen(pen); } void Axis::lineColorChanged(QAction* action) { Q_D(const Axis); QPen pen = d->linePen; pen.setColor(GuiTools::colorFromAction(lineColorActionGroup, action)); this->setLinePen(pen); } void Axis::visibilityChanged() { Q_D(const Axis); this->setVisible(!d->isVisible()); } //##################################################################### //################### Private implementation ########################## //##################################################################### AxisPrivate::AxisPrivate(Axis* owner, CartesianPlot* plot) : majorTicksColumn(0), minorTicksColumn(0), gridItem(new AxisGrid(this)), q(owner), m_plot(plot), m_cSystem(dynamic_cast(plot->coordinateSystem())), m_hovered(false), m_suppressRecalc(false), m_printing(false) { setFlag(QGraphicsItem::ItemIsSelectable, true); setFlag(QGraphicsItem::ItemIsFocusable, true); setAcceptHoverEvents(true); } QString AxisPrivate::name() const{ return q->name(); } bool AxisPrivate::swapVisible(bool on) { bool oldValue = isVisible(); setVisible(on); emit q->visibilityChanged(on); return oldValue; } QRectF AxisPrivate::boundingRect() const{ return boundingRectangle; } /*! Returns the shape of the XYCurve as a QPainterPath in local coordinates */ QPainterPath AxisPrivate::shape() const{ return axisShape; } /*! recalculates the position of the axis on the worksheet */ void AxisPrivate::retransform() { - DEBUG("AxisPrivate::retransform()"); +// DEBUG("AxisPrivate::retransform()"); m_suppressRecalc = true; retransformLine(); m_suppressRecalc = false; recalcShapeAndBoundingRect(); } void AxisPrivate::retransformLine() { linePath = QPainterPath(); lines.clear(); QPointF startPoint; QPointF endPoint; if (orientation == Axis::AxisHorizontal) { if (position == Axis::AxisTop) offset = m_plot->yMax(); else if (position == Axis::AxisBottom) offset = m_plot->yMin(); else if (position == Axis::AxisCentered) offset = m_plot->yMin() + (m_plot->yMax()-m_plot->yMin())/2; startPoint.setX(start); startPoint.setY(offset); endPoint.setX(end); endPoint.setY(offset); } else { // vertical if (position == Axis::AxisLeft) offset = m_plot->xMin(); else if (position == Axis::AxisRight) offset = m_plot->xMax(); else if (position == Axis::AxisCentered) offset = m_plot->xMin() + (m_plot->xMax()-m_plot->xMin())/2; startPoint.setX(offset); startPoint.setY(start); endPoint.setY(end); endPoint.setX(offset); } lines.append(QLineF(startPoint, endPoint)); lines = m_cSystem->mapLogicalToScene(lines, AbstractCoordinateSystem::MarkGaps); foreach (const QLineF& line, lines) { linePath.moveTo(line.p1()); linePath.lineTo(line.p2()); } if (linePath.isEmpty()) { recalcShapeAndBoundingRect(); return; } else { retransformArrow(); retransformTicks(); } } void AxisPrivate::retransformArrow() { arrowPath = QPainterPath(); if (arrowType == Axis::NoArrow || lines.isEmpty()) { recalcShapeAndBoundingRect(); return; } if (arrowPosition == Axis::ArrowRight || arrowPosition == Axis::ArrowBoth) { const QPointF& endPoint = lines.at(lines.size()-1).p2(); this->addArrow(endPoint, 1); } if (arrowPosition == Axis::ArrowLeft || arrowPosition == Axis::ArrowBoth) { const QPointF& endPoint = lines.at(0).p1(); this->addArrow(endPoint, -1); } recalcShapeAndBoundingRect(); } void AxisPrivate::addArrow(const QPointF& startPoint, int direction) { static const float cos_phi = cos(3.14159/6); if (orientation == Axis::AxisHorizontal) { QPointF endPoint = QPointF(startPoint.x() + direction*arrowSize, startPoint.y()); arrowPath.moveTo(startPoint); arrowPath.lineTo(endPoint); switch (arrowType) { case Axis::NoArrow: break; case Axis::SimpleArrowSmall: arrowPath.moveTo(endPoint); arrowPath.lineTo(QPointF(endPoint.x()-direction*arrowSize/4, endPoint.y()-arrowSize/4*cos_phi)); arrowPath.moveTo(endPoint); arrowPath.lineTo(QPointF(endPoint.x()-direction*arrowSize/4, endPoint.y()+arrowSize/4*cos_phi)); break; case Axis::SimpleArrowBig: arrowPath.moveTo(endPoint); arrowPath.lineTo(QPointF(endPoint.x()-direction*arrowSize/2, endPoint.y()-arrowSize/2*cos_phi)); arrowPath.moveTo(endPoint); arrowPath.lineTo(QPointF(endPoint.x()-direction*arrowSize/2, endPoint.y()+arrowSize/2*cos_phi)); break; case Axis::FilledArrowSmall: arrowPath.lineTo(QPointF(endPoint.x()-direction*arrowSize/4, endPoint.y()-arrowSize/4*cos_phi)); arrowPath.lineTo(QPointF(endPoint.x()-direction*arrowSize/4, endPoint.y()+arrowSize/4*cos_phi)); arrowPath.lineTo(endPoint); break; case Axis::FilledArrowBig: arrowPath.lineTo(QPointF(endPoint.x()-direction*arrowSize/2, endPoint.y()-arrowSize/2*cos_phi)); arrowPath.lineTo(QPointF(endPoint.x()-direction*arrowSize/2, endPoint.y()+arrowSize/2*cos_phi)); arrowPath.lineTo(endPoint); break; case Axis::SemiFilledArrowSmall: arrowPath.lineTo(QPointF(endPoint.x()-direction*arrowSize/4, endPoint.y()-arrowSize/4*cos_phi)); arrowPath.lineTo(QPointF(endPoint.x()-direction*arrowSize/8, endPoint.y())); arrowPath.lineTo(QPointF(endPoint.x()-direction*arrowSize/4, endPoint.y()+arrowSize/4*cos_phi)); arrowPath.lineTo(endPoint); break; case Axis::SemiFilledArrowBig: arrowPath.lineTo(QPointF(endPoint.x()-direction*arrowSize/2, endPoint.y()-arrowSize/2*cos_phi)); arrowPath.lineTo(QPointF(endPoint.x()-direction*arrowSize/4, endPoint.y())); arrowPath.lineTo(QPointF(endPoint.x()-direction*arrowSize/2, endPoint.y()+arrowSize/2*cos_phi)); arrowPath.lineTo(endPoint); break; } } else { //vertical orientation QPointF endPoint = QPointF(startPoint.x(), startPoint.y()-direction*arrowSize); arrowPath.moveTo(startPoint); arrowPath.lineTo(endPoint); switch (arrowType) { case Axis::NoArrow: break; case Axis::SimpleArrowSmall: arrowPath.moveTo(endPoint); arrowPath.lineTo(QPointF(endPoint.x()-arrowSize/4*cos_phi, endPoint.y()+direction*arrowSize/4)); arrowPath.moveTo(endPoint); arrowPath.lineTo(QPointF(endPoint.x()+arrowSize/4*cos_phi, endPoint.y()+direction*arrowSize/4)); break; case Axis::SimpleArrowBig: arrowPath.moveTo(endPoint); arrowPath.lineTo(QPointF(endPoint.x()-arrowSize/2*cos_phi, endPoint.y()+direction*arrowSize/2)); arrowPath.moveTo(endPoint); arrowPath.lineTo(QPointF(endPoint.x()+arrowSize/2*cos_phi, endPoint.y()+direction*arrowSize/2)); break; case Axis::FilledArrowSmall: arrowPath.lineTo(QPointF(endPoint.x()-arrowSize/4*cos_phi, endPoint.y()+direction*arrowSize/4)); arrowPath.lineTo(QPointF(endPoint.x()+arrowSize/4*cos_phi, endPoint.y()+direction*arrowSize/4)); arrowPath.lineTo(endPoint); break; case Axis::FilledArrowBig: arrowPath.lineTo(QPointF(endPoint.x()-arrowSize/2*cos_phi, endPoint.y()+direction*arrowSize/2)); arrowPath.lineTo(QPointF(endPoint.x()+arrowSize/2*cos_phi, endPoint.y()+direction*arrowSize/2)); arrowPath.lineTo(endPoint); break; case Axis::SemiFilledArrowSmall: arrowPath.lineTo(QPointF(endPoint.x()-arrowSize/4*cos_phi, endPoint.y()+direction*arrowSize/4)); arrowPath.lineTo(QPointF(endPoint.x(), endPoint.y()+direction*arrowSize/8)); arrowPath.lineTo(QPointF(endPoint.x()+arrowSize/4*cos_phi, endPoint.y()+direction*arrowSize/4)); arrowPath.lineTo(endPoint); break; case Axis::SemiFilledArrowBig: arrowPath.lineTo(QPointF(endPoint.x()-arrowSize/2*cos_phi, endPoint.y()+direction*arrowSize/2)); arrowPath.lineTo(QPointF(endPoint.x(), endPoint.y()+direction*arrowSize/4)); arrowPath.lineTo(QPointF(endPoint.x()+arrowSize/2*cos_phi, endPoint.y()+direction*arrowSize/2)); arrowPath.lineTo(endPoint); break; } } } //! helper function for retransformTicks() bool AxisPrivate::transformAnchor(QPointF* anchorPoint) { QList points; points.append(*anchorPoint); points = m_cSystem->mapLogicalToScene(points); if (points.count() != 1) { // point is not mappable or in a coordinate gap return false; } else { *anchorPoint = points.at(0); return true; } } /*! recalculates the position of the axis ticks. */ void AxisPrivate::retransformTicks() { //TODO: check that start and end are > 0 for log and >=0 for sqrt, etc. majorTicksPath = QPainterPath(); minorTicksPath = QPainterPath(); majorTickPoints.clear(); minorTickPoints.clear(); tickLabelValues.clear(); if ( majorTicksNumber < 1 || (majorTicksDirection == Axis::noTicks && minorTicksDirection == Axis::noTicks) ) { retransformTickLabelPositions(); //this calls recalcShapeAndBoundingRect() return; } //determine the spacing for the major ticks double majorTicksSpacing = 0; int tmpMajorTicksNumber = 0; if (majorTicksType == Axis::TicksTotalNumber) { //the total number of the major ticks is given - > determine the spacing tmpMajorTicksNumber = majorTicksNumber; switch (scale) { case Axis::ScaleLinear: majorTicksSpacing = (end-start)/(majorTicksNumber-1); break; case Axis::ScaleLog10: majorTicksSpacing = (log10(end)-log10(start))/(majorTicksNumber-1); break; case Axis::ScaleLog2: majorTicksSpacing = (log(end)-log(start))/log(2)/(majorTicksNumber-1); break; case Axis::ScaleLn: majorTicksSpacing = (log(end)-log(start))/(majorTicksNumber-1); break; case Axis::ScaleSqrt: majorTicksSpacing = (sqrt(end)-sqrt(start))/(majorTicksNumber-1); break; case Axis::ScaleX2: majorTicksSpacing = (pow(end,2)-pow(start,2))/(majorTicksNumber-1); } } else if (majorTicksType == Axis::TicksIncrement) { //the spacing (increment) of the major ticks is given - > determine the number majorTicksSpacing = majorTicksIncrement; switch (scale) { case Axis::ScaleLinear: tmpMajorTicksNumber = qRound((end-start)/majorTicksSpacing + 1); break; case Axis::ScaleLog10: tmpMajorTicksNumber = qRound((log10(end)-log10(start))/majorTicksSpacing + 1); break; case Axis::ScaleLog2: tmpMajorTicksNumber = qRound((log(end)-log(start))/log(2)/majorTicksSpacing + 1); break; case Axis::ScaleLn: tmpMajorTicksNumber = qRound((log(end)-log(start))/majorTicksSpacing + 1); break; case Axis::ScaleSqrt: tmpMajorTicksNumber = qRound((sqrt(end)-sqrt(start))/majorTicksSpacing + 1); break; case Axis::ScaleX2: tmpMajorTicksNumber = qRound((pow(end,2)-pow(start,2))/majorTicksSpacing + 1); } } else { //custom column was provided if (majorTicksColumn) { tmpMajorTicksNumber = majorTicksColumn->rowCount(); } else { retransformTickLabelPositions(); //this calls recalcShapeAndBoundingRect() return; } } int tmpMinorTicksNumber; if (minorTicksType == Axis::TicksTotalNumber) tmpMinorTicksNumber = minorTicksNumber; else if (minorTicksType == Axis::TicksIncrement) tmpMinorTicksNumber = (end - start)/ (majorTicksNumber - 1)/minorTicksIncrement - 1; else (minorTicksColumn) ? tmpMinorTicksNumber = minorTicksColumn->rowCount() : tmpMinorTicksNumber = 0; QPointF anchorPoint; QPointF startPoint; QPointF endPoint; qreal majorTickPos=0.0; qreal minorTickPos; qreal nextMajorTickPos = 0.0; int xDirection = m_cSystem->xDirection(); int yDirection = m_cSystem->yDirection(); float middleX = m_plot->xMin() + (m_plot->xMax() - m_plot->xMin())/2; float middleY = m_plot->yMin() + (m_plot->yMax() - m_plot->yMin())/2; bool valid; for (int iMajor = 0; iMajor < tmpMajorTicksNumber; iMajor++) { //calculate major tick's position if (majorTicksType != Axis::TicksCustomColumn) { switch (scale) { case Axis::ScaleLinear: majorTickPos = start + majorTicksSpacing*iMajor; nextMajorTickPos = start + majorTicksSpacing*(iMajor+1); break; case Axis::ScaleLog10: majorTickPos = pow(10, log10(start) + majorTicksSpacing*iMajor); nextMajorTickPos = pow(10, log10(start) + majorTicksSpacing*(iMajor+1)); break; case Axis::ScaleLog2: majorTickPos = pow(2, log(start)/log(2) + majorTicksSpacing*iMajor); nextMajorTickPos = pow(2, log(start)/log(2) + majorTicksSpacing*(iMajor+1)); break; case Axis::ScaleLn: majorTickPos = exp(log(start) + majorTicksSpacing*iMajor); nextMajorTickPos = exp(log(start) + majorTicksSpacing*(iMajor+1)); break; case Axis::ScaleSqrt: majorTickPos = pow(sqrt(start) + majorTicksSpacing*iMajor, 2); nextMajorTickPos = pow(sqrt(start) + majorTicksSpacing*(iMajor+1), 2); break; case Axis::ScaleX2: majorTickPos = sqrt(sqrt(start) + majorTicksSpacing*iMajor); nextMajorTickPos = sqrt(sqrt(start) + majorTicksSpacing*(iMajor+1)); break; } } else { majorTickPos = majorTicksColumn->valueAt(iMajor); if (std::isnan(majorTickPos)) break; //stop iterating after the first non numerical value in the column } //calculate start and end points for major tick's line if (majorTicksDirection != Axis::noTicks ) { if (orientation == Axis::AxisHorizontal) { anchorPoint.setX(majorTickPos); anchorPoint.setY(offset); valid = transformAnchor(&anchorPoint); if (valid) { if (offset < middleY) { startPoint = anchorPoint + QPointF(0, (majorTicksDirection & Axis::ticksIn) ? yDirection * majorTicksLength : 0); endPoint = anchorPoint + QPointF(0, (majorTicksDirection & Axis::ticksOut) ? -yDirection * majorTicksLength : 0); } else { startPoint = anchorPoint + QPointF(0, (majorTicksDirection & Axis::ticksOut) ? yDirection * majorTicksLength : 0); endPoint = anchorPoint + QPointF(0, (majorTicksDirection & Axis::ticksIn) ? -yDirection * majorTicksLength : 0); } } } else { // vertical anchorPoint.setY(majorTickPos); anchorPoint.setX(offset); valid = transformAnchor(&anchorPoint); if (valid) { if (offset < middleX) { startPoint = anchorPoint + QPointF((majorTicksDirection & Axis::ticksIn) ? xDirection * majorTicksLength : 0, 0); endPoint = anchorPoint + QPointF((majorTicksDirection & Axis::ticksOut) ? -xDirection * majorTicksLength : 0, 0); } else { startPoint = anchorPoint + QPointF((majorTicksDirection & Axis::ticksOut) ? xDirection * majorTicksLength : 0, 0); endPoint = anchorPoint + QPointF((majorTicksDirection & Axis::ticksIn) ? -xDirection * majorTicksLength : 0, 0); } } } //add major tick's line to the painter path if (valid) { majorTicksPath.moveTo(startPoint); majorTicksPath.lineTo(endPoint); majorTickPoints << anchorPoint; tickLabelValues<< scalingFactor*majorTickPos+zeroOffset; } } //minor ticks if ((Axis::noTicks != minorTicksDirection) && (tmpMajorTicksNumber > 1) && (tmpMinorTicksNumber > 0) && (iMajorvalueAt(iMinor); if (std::isnan(minorTickPos)) break; //stop iterating after the first non numerical value in the column //in the case a custom column is used for the minor ticks, we draw them _once_ for the whole range of the axis. //execute the minor ticks loop only once. if (iMajor > 0) break; } //calculate start and end points for minor tick's line if (orientation == Axis::AxisHorizontal) { anchorPoint.setX(minorTickPos); anchorPoint.setY(offset); valid = transformAnchor(&anchorPoint); if (valid) { if (offset < middleY) { startPoint = anchorPoint + QPointF(0, (minorTicksDirection & Axis::ticksIn) ? yDirection * minorTicksLength : 0); endPoint = anchorPoint + QPointF(0, (minorTicksDirection & Axis::ticksOut) ? -yDirection * minorTicksLength : 0); } else { startPoint = anchorPoint + QPointF(0, (minorTicksDirection & Axis::ticksOut) ? yDirection * minorTicksLength : 0); endPoint = anchorPoint + QPointF(0, (minorTicksDirection & Axis::ticksIn) ? -yDirection * minorTicksLength : 0); } } } else { // vertical anchorPoint.setY(minorTickPos); anchorPoint.setX(offset); valid = transformAnchor(&anchorPoint); if (valid) { if (offset < middleX) { startPoint = anchorPoint + QPointF((minorTicksDirection & Axis::ticksIn) ? xDirection * minorTicksLength : 0, 0); endPoint = anchorPoint + QPointF((minorTicksDirection & Axis::ticksOut) ? -xDirection * minorTicksLength : 0, 0); } else { startPoint = anchorPoint + QPointF((minorTicksDirection & Axis::ticksOut) ? xDirection * minorTicksLength : 0, 0); endPoint = anchorPoint + QPointF((minorTicksDirection & Axis::ticksIn) ? -xDirection * minorTicksLength : 0, 0); } } } //add minor tick's line to the painter path if (valid) { minorTicksPath.moveTo(startPoint); minorTicksPath.lineTo(endPoint); minorTickPoints << anchorPoint; } } } } //tick positions where changed -> update the position of the tick labels and grid lines retransformTickLabelStrings(); retransformMajorGrid(); retransformMinorGrid(); } /*! creates the tick label strings starting with the most optimal (=the smallest possible number of float digits) precision for the floats */ void AxisPrivate::retransformTickLabelStrings() { - DEBUG("AxisPrivate::retransformTickLabelStrings()"); +// DEBUG("AxisPrivate::retransformTickLabelStrings()"); if (labelsAutoPrecision) { //check, whether we need to increase the current precision int newPrecision = upperLabelsPrecision(labelsPrecision); if (newPrecision!= labelsPrecision) { labelsPrecision = newPrecision; emit q->labelsPrecisionChanged(labelsPrecision); } else { //check, whether we can reduce the current precision newPrecision = lowerLabelsPrecision(labelsPrecision); if (newPrecision!= labelsPrecision) { labelsPrecision = newPrecision; emit q->labelsPrecisionChanged(labelsPrecision); } } } - DEBUG("labelsPrecision =" << labelsPrecision); +// DEBUG("labelsPrecision =" << labelsPrecision); tickLabelStrings.clear(); QString str; if (labelsFormat == Axis::FormatDecimal) { QString nullStr = QString::number(0, 'f', labelsPrecision); foreach (float value, tickLabelValues) { str = QString::number(value, 'f', labelsPrecision); if (str == "-" + nullStr) str = nullStr; str = labelsPrefix + str + labelsSuffix; tickLabelStrings << str; } } else if (labelsFormat == Axis::FormatScientificE) { QString nullStr = QString::number(0, 'e', labelsPrecision); foreach (float value, tickLabelValues) { str = QString::number(value, 'e', labelsPrecision); if (str == "-" + nullStr) str = nullStr; tickLabelStrings << str; } } else if (labelsFormat == Axis::FormatPowers10) { foreach (float value, tickLabelValues) { str = "10" + QString::number(log10(value), 'f', labelsPrecision) + ""; str = labelsPrefix + str + labelsSuffix; tickLabelStrings << str; } } else if (labelsFormat == Axis::FormatPowers2) { foreach (float value, tickLabelValues) { str = "2" + QString::number(log2(value), 'f', labelsPrecision) + ""; str = labelsPrefix + str + labelsSuffix; tickLabelStrings << str; } } else if (labelsFormat == Axis::FormatPowersE) { foreach (float value, tickLabelValues) { str = "e" + QString::number(log(value), 'f', labelsPrecision) + ""; str = labelsPrefix + str + labelsSuffix; tickLabelStrings << str; } } else if (labelsFormat == Axis::FormatMultipliesPi) { foreach (float value, tickLabelValues) { str = "" + QString::number(value / M_PI, 'f', labelsPrecision) + "" + QChar(0x03C0); str = labelsPrefix + str + labelsSuffix; tickLabelStrings << str; } } //recalculate the position of the tick labels retransformTickLabelPositions(); } /*! returns the smallest upper limit for the precision where no duplicates for the tick label float occur. */ int AxisPrivate::upperLabelsPrecision(int precision) { - DEBUG("AxisPrivate::upperLabelsPrecision() precision =" << precision); +// DEBUG("AxisPrivate::upperLabelsPrecision() precision =" << precision); //round float to the current precision and look for duplicates. //if there are duplicates, increase the precision. QList tempValues; for (int i = 0; i < tickLabelValues.size(); ++i) { tempValues.append( round(tickLabelValues[i], precision) ); } for (int i = 0; i < tempValues.size(); ++i) { for (int j = 0; j < tempValues.size(); ++j) { if (i == j) continue; if ( AbstractCoordinateSystem::essentiallyEqual(tempValues.at(i), tempValues.at(j), pow(10, -precision)) ) { //duplicate for the current precision found, increase the precision and check again return upperLabelsPrecision(precision + 1); } } } //no duplicates for the current precision found: return the current value return precision; } /*! returns highest lower limit for the precision where no duplicates for the tick label float occur. */ int AxisPrivate::lowerLabelsPrecision(int precision) { - DEBUG("AxisPrivate::lowerLabelsPrecision() precision =" << precision); +// DEBUG("AxisPrivate::lowerLabelsPrecision() precision =" << precision); //round float to the current precision and look for duplicates. //if there are duplicates, decrease the precision. QList tempValues; for (int i = 0; i < tickLabelValues.size(); ++i) { tempValues.append( round(tickLabelValues[i], precision-1) ); } for (int i = 0; i < tempValues.size(); ++i) { for (int j = 0; j < tempValues.size(); ++j) { if (i == j) continue; if ( AbstractCoordinateSystem::essentiallyEqual(tempValues.at(i), tempValues.at(j), pow(10, -precision)) ) { //duplicate found for the reduced precision //-> current precision cannot be reduced, return the current value + 1 return precision + 1; } } } //no duplicates found, reduce further, and check again if (precision == 0) return 0; else return lowerLabelsPrecision(precision - 1); } double AxisPrivate::round(double value, int precision) { //DEBUG("AxisPrivate::round() value =" << value << "precision =" << precision); double result = roundf(value * pow(10, precision)) / pow(10, precision); //DEBUG(" result =" << result); return result; } /*! recalculates the position of the tick labels. Called when the geometry related properties (position, offset, font size, suffix, prefix) of the labels are changed. */ void AxisPrivate::retransformTickLabelPositions() { tickLabelPoints.clear(); if (majorTicksDirection == Axis::noTicks || labelsPosition == Axis::NoLabels) { recalcShapeAndBoundingRect(); return; } QFontMetrics fm(labelsFont); float width = 0; float height = fm.ascent(); QString label; QPointF pos; float middleX = m_plot->xMin() + (m_plot->xMax() - m_plot->xMin())/2; float middleY = m_plot->yMin() + (m_plot->yMax() - m_plot->yMin())/2; int xDirection = m_cSystem->xDirection(); int yDirection = m_cSystem->yDirection(); QPointF startPoint, endPoint, anchorPoint; QTextDocument td; td.setDefaultFont(labelsFont); for ( int i=0; i logicalMajorTickPoints = m_cSystem->mapSceneToLogical(majorTickPoints, AbstractCoordinateSystem::SuppressPageClipping); if (logicalMajorTickPoints.isEmpty()) return; //TODO: //when iterating over all grid lines, skip the first and the last points for auto scaled axes, //since we don't want to paint any grid lines at the plot boundaries bool skipLowestTick, skipUpperTick; if (orientation == Axis::AxisHorizontal) { //horizontal axis skipLowestTick = qFuzzyCompare((float)logicalMajorTickPoints.at(0).x(), m_plot->xMin()); skipUpperTick = qFuzzyCompare((float)logicalMajorTickPoints.at(logicalMajorTickPoints.size()-1).x(), m_plot->xMax()); } else { skipLowestTick = qFuzzyCompare((float)logicalMajorTickPoints.at(0).y(), m_plot->yMin()); skipUpperTick = qFuzzyCompare((float)logicalMajorTickPoints.at(logicalMajorTickPoints.size()-1).y(), m_plot->yMax()); } int start, end; if (skipLowestTick) { if (logicalMajorTickPoints.size()>1) start = 1; else start = 0; } else { start = 0; } if ( skipUpperTick ) { if (logicalMajorTickPoints.size()>1) end = logicalMajorTickPoints.size()-1; else end = 0; } else { end = logicalMajorTickPoints.size(); } QList lines; if (orientation == Axis::AxisHorizontal) { //horizontal axis float yMin = m_plot->yMin(); float yMax = m_plot->yMax(); for (int i=start; ixMin(); float xMax = m_plot->xMax(); //skip the first and the last points, since we don't want to paint any grid lines at the plot boundaries for (int i=start; imapLogicalToScene(lines, AbstractCoordinateSystem::SuppressPageClipping); foreach (const QLineF& line, lines) { majorGridPath.moveTo(line.p1()); majorGridPath.lineTo(line.p2()); } recalcShapeAndBoundingRect(); } void AxisPrivate::retransformMinorGrid() { minorGridPath = QPainterPath(); if (minorGridPen.style() == Qt::NoPen) { recalcShapeAndBoundingRect(); return; } //minor tick points are already in scene coordinates, convert them back to logical... //TODO: mapping should work without SuppressPageClipping-flag, check float comparisons in the map-function. //Currently, grid lines disappear somtimes without this flag QList logicalMinorTickPoints = m_cSystem->mapSceneToLogical(minorTickPoints, AbstractCoordinateSystem::SuppressPageClipping); QList lines; if (orientation == Axis::AxisHorizontal) { //horizontal axis float yMin = m_plot->yMin(); float yMax = m_plot->yMax(); for (int i=0; ixMin(); float xMax = m_plot->xMax(); for (int i=0; imapLogicalToScene(lines, AbstractCoordinateSystem::SuppressPageClipping); foreach (const QLineF& line, lines) { minorGridPath.moveTo(line.p1()); minorGridPath.lineTo(line.p2()); } recalcShapeAndBoundingRect(); } void AxisPrivate::recalcShapeAndBoundingRect() { if (m_suppressRecalc) return; prepareGeometryChange(); if (linePath.isEmpty()) { axisShape = QPainterPath(); boundingRectangle = QRectF(); title->setPositionInvalid(true); if (m_plot) m_plot->prepareGeometryChange(); return; } else { title->setPositionInvalid(false); } axisShape = WorksheetElement::shapeFromPath(linePath, linePen); axisShape.addPath(WorksheetElement::shapeFromPath(arrowPath, linePen)); axisShape.addPath(WorksheetElement::shapeFromPath(majorTicksPath, majorTicksPen)); axisShape.addPath(WorksheetElement::shapeFromPath(minorTicksPath, minorTicksPen)); QPainterPath tickLabelsPath = QPainterPath(); if (labelsPosition != Axis::NoLabels) { QTransform trafo; QPainterPath tempPath; QFontMetrics fm(labelsFont); QTextDocument td; td.setDefaultFont(labelsFont); for (int i=0; iisVisible() && !title->text().text.isEmpty() ) { //determine the new position of the title label: //we calculate the new position here and not in retransform(), //since it depends on the size and position of the tick labels, tickLabelsPath, available here. QRectF rect=linePath.boundingRect(); float offsetX = titleOffsetX - labelsOffset; //the distance to the axis line float offsetY = titleOffsetY - labelsOffset; //the distance to the axis line if (orientation == Axis::AxisHorizontal) { offsetY -= title->graphicsItem()->boundingRect().height()/2 + tickLabelsPath.boundingRect().height(); title->setPosition( QPointF( (rect.topLeft().x() + rect.topRight().x())/2 + offsetX, rect.bottomLeft().y() - offsetY ) ); } else { offsetX -= title->graphicsItem()->boundingRect().width()/2 + tickLabelsPath.boundingRect().width(); title->setPosition( QPointF( rect.topLeft().x() + offsetX, (rect.topLeft().y() + rect.bottomLeft().y())/2 - offsetY) ); } axisShape.addPath(WorksheetElement::shapeFromPath(title->graphicsItem()->mapToParent(title->graphicsItem()->shape()), linePen)); } boundingRectangle = axisShape.boundingRect(); //if the axis goes beyond the current bounding box of the plot (too high offset is used, too long labels etc.) //request a prepareGeometryChange() for the plot in order to properly keep track of geometry changes if (m_plot) m_plot->prepareGeometryChange(); } /*! paints the content of the axis. Reimplemented from \c QGraphicsItem. \sa QGraphicsItem::paint() */ void AxisPrivate::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget * widget) { // DEBUG("AxisPrivate::paint()"); Q_UNUSED(option) Q_UNUSED(widget) if (!isVisible()) return; if (linePath.isEmpty()) return; //draw the line if (linePen.style() != Qt::NoPen) { painter->setOpacity(lineOpacity); painter->setPen(linePen); painter->setBrush(Qt::SolidPattern); painter->drawPath(linePath); //draw the arrow if (arrowType != Axis::NoArrow) painter->drawPath(arrowPath); } //draw the major ticks if (majorTicksDirection != Axis::noTicks) { painter->setOpacity(majorTicksOpacity); painter->setPen(majorTicksPen); painter->setBrush(Qt::NoBrush); painter->drawPath(majorTicksPath); } //draw the minor ticks if (minorTicksDirection != Axis::noTicks) { painter->setOpacity(minorTicksOpacity); painter->setPen(minorTicksPen); painter->setBrush(Qt::NoBrush); painter->drawPath(minorTicksPath); } // draw tick labels if (labelsPosition != Axis::NoLabels) { painter->setOpacity(labelsOpacity); painter->setPen(QPen(labelsColor)); painter->setFont(labelsFont); QTextDocument td; td.setDefaultFont(labelsFont); for (int i = 0; i < tickLabelPoints.size(); i++) { painter->translate(tickLabelPoints.at(i)); painter->save(); painter->rotate(-labelsRotationAngle); if (labelsFormat == Axis::FormatDecimal || labelsFormat == Axis::FormatScientificE) { painter->drawText(QPoint(0,0), tickLabelStrings.at(i)); } else { td.setHtml(tickLabelStrings.at(i)); painter->translate(0, -td.size().height()); td.drawContents(painter); } painter->restore(); painter->translate(-tickLabelPoints.at(i)); } } if (m_hovered && !isSelected() && !m_printing) { painter->setPen(q->hoveredPen); painter->setOpacity(q->hoveredOpacity); painter->drawPath(axisShape); } if (isSelected() && !m_printing) { painter->setPen(q->selectedPen); painter->setOpacity(q->selectedOpacity); painter->drawPath(axisShape); } // DEBUG("AxisPrivate::paint() DONE"); } void AxisPrivate::contextMenuEvent(QGraphicsSceneContextMenuEvent* event) { q->createContextMenu()->exec(event->screenPos()); } void AxisPrivate::hoverEnterEvent(QGraphicsSceneHoverEvent*) { if (!isSelected()) { m_hovered = true; q->hovered(); update(axisShape.boundingRect()); } } void AxisPrivate::hoverLeaveEvent(QGraphicsSceneHoverEvent*) { if (m_hovered) { m_hovered = false; q->unhovered(); update(axisShape.boundingRect()); } } void AxisPrivate::setPrinting(bool on) { m_printing = on; } //############################################################################## //################## Serialization/Deserialization ########################### //############################################################################## //! Save as XML void Axis::save(QXmlStreamWriter* writer) const{ Q_D(const Axis); writer->writeStartElement( "axis" ); writeBasicAttributes( writer ); writeCommentElement( writer ); //general writer->writeStartElement( "general" ); writer->writeAttribute( "autoScale", QString::number(d->autoScale) ); writer->writeAttribute( "orientation", QString::number(d->orientation) ); writer->writeAttribute( "position", QString::number(d->position) ); writer->writeAttribute( "scale", QString::number(d->scale) ); writer->writeAttribute( "offset", QString::number(d->offset) ); writer->writeAttribute( "start", QString::number(d->start) ); writer->writeAttribute( "end", QString::number(d->end) ); writer->writeAttribute( "scalingFactor", QString::number(d->scalingFactor) ); writer->writeAttribute( "zeroOffset", QString::number(d->zeroOffset) ); writer->writeAttribute( "titleOffsetX", QString::number(d->titleOffsetX) ); writer->writeAttribute( "titleOffsetY", QString::number(d->titleOffsetY) ); writer->writeAttribute( "visible", QString::number(d->isVisible()) ); writer->writeEndElement(); //label d->title->save( writer ); //line writer->writeStartElement( "line" ); WRITE_QPEN(d->linePen); writer->writeAttribute( "opacity", QString::number(d->lineOpacity) ); writer->writeAttribute( "arrowType", QString::number(d->arrowType) ); writer->writeAttribute( "arrowPosition", QString::number(d->arrowPosition) ); writer->writeAttribute( "arrowSize", QString::number(d->arrowSize) ); writer->writeEndElement(); //major ticks writer->writeStartElement( "majorTicks" ); writer->writeAttribute( "direction", QString::number(d->majorTicksDirection) ); writer->writeAttribute( "type", QString::number(d->majorTicksType) ); writer->writeAttribute( "number", QString::number(d->majorTicksNumber) ); writer->writeAttribute( "increment", QString::number(d->majorTicksIncrement) ); WRITE_COLUMN(d->majorTicksColumn, majorTicksColumn); writer->writeAttribute( "length", QString::number(d->majorTicksLength) ); WRITE_QPEN(d->majorTicksPen); writer->writeAttribute( "opacity", QString::number(d->majorTicksOpacity) ); writer->writeEndElement(); //minor ticks writer->writeStartElement( "minorTicks" ); writer->writeAttribute( "direction", QString::number(d->minorTicksDirection) ); writer->writeAttribute( "type", QString::number(d->minorTicksType) ); writer->writeAttribute( "number", QString::number(d->minorTicksNumber) ); writer->writeAttribute( "increment", QString::number(d->minorTicksIncrement) ); WRITE_COLUMN(d->minorTicksColumn, minorTicksColumn); writer->writeAttribute( "length", QString::number(d->minorTicksLength) ); WRITE_QPEN(d->minorTicksPen); writer->writeAttribute( "opacity", QString::number(d->minorTicksOpacity) ); writer->writeEndElement(); //extra ticks //labels writer->writeStartElement( "labels" ); writer->writeAttribute( "position", QString::number(d->labelsPosition) ); writer->writeAttribute( "offset", QString::number(d->labelsOffset) ); writer->writeAttribute( "rotation", QString::number(d->labelsRotationAngle) ); writer->writeAttribute( "format", QString::number(d->labelsFormat) ); writer->writeAttribute( "precision", QString::number(d->labelsPrecision) ); writer->writeAttribute( "autoPrecision", QString::number(d->labelsAutoPrecision) ); WRITE_QCOLOR(d->labelsColor); WRITE_QFONT(d->labelsFont); writer->writeAttribute( "prefix", d->labelsPrefix ); writer->writeAttribute( "suffix", d->labelsSuffix ); writer->writeAttribute( "opacity", QString::number(d->labelsOpacity) ); writer->writeEndElement(); //grid writer->writeStartElement( "majorGrid" ); WRITE_QPEN(d->majorGridPen); writer->writeAttribute( "opacity", QString::number(d->majorGridOpacity) ); writer->writeEndElement(); writer->writeStartElement( "minorGrid" ); WRITE_QPEN(d->minorGridPen); writer->writeAttribute( "opacity", QString::number(d->minorGridOpacity) ); writer->writeEndElement(); writer->writeEndElement(); // close "axis" section } //! Load from XML bool Axis::load(XmlStreamReader* reader) { Q_D(Axis); if (!reader->isStartElement() || reader->name() != "axis") { reader->raiseError(i18n("no axis element found")); return false; } if (!readBasicAttributes(reader)) return false; QString attributeWarning = i18n("Attribute '%1' missing or empty, default value is used"); QXmlStreamAttributes attribs; QString str; QRectF rect; while (!reader->atEnd()) { reader->readNext(); if (reader->isEndElement() && reader->name() == "axis") break; if (!reader->isStartElement()) continue; if (reader->name() == "comment") { if (!readCommentElement(reader)) return false; } else if (reader->name() == "general") { attribs = reader->attributes(); str = attribs.value("autoScale").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'autoScale'")); else d->autoScale = (bool)str.toInt(); str = attribs.value("orientation").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'orientation'")); else d->orientation = (Axis::AxisOrientation)str.toInt(); str = attribs.value("position").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'position'")); else d->position = (Axis::AxisPosition)str.toInt(); str = attribs.value("scale").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'scale'")); else d->scale = (Axis::AxisScale)str.toInt(); str = attribs.value("offset").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'offset'")); else d->offset = str.toDouble(); str = attribs.value("start").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'start'")); else d->start = str.toDouble(); str = attribs.value("end").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'end'")); else d->end = str.toDouble(); str = attribs.value("scalingFactor").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'scalingFactor'")); else d->scalingFactor = str.toDouble(); str = attribs.value("zeroOffset").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'zeroOffset'")); else d->zeroOffset = str.toDouble(); str = attribs.value("titleOffsetX").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'titleOffsetX'")); else d->titleOffsetX = str.toDouble(); str = attribs.value("titleOffsetY").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'titleOffsetY'")); else d->titleOffsetY = str.toDouble(); str = attribs.value("visible").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'visible'")); else d->setVisible(str.toInt()); } else if (reader->name() == "textLabel") { d->title->load(reader); } else if (reader->name() == "line") { attribs = reader->attributes(); READ_QPEN(d->linePen); str = attribs.value("opacity").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'opacity'")); else d->lineOpacity = str.toDouble(); str = attribs.value("arrowType").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'arrowType'")); else d->arrowType = (Axis::ArrowType)str.toInt(); str = attribs.value("arrowPosition").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'arrowPosition'")); else d->arrowPosition = (Axis::ArrowPosition)str.toInt(); str = attribs.value("arrowSize").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'arrowSize'")); else d->arrowSize = str.toDouble(); } else if (reader->name() == "majorTicks") { attribs = reader->attributes(); str = attribs.value("direction").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'direction'")); else d->majorTicksDirection = (Axis::TicksDirection)str.toInt(); str = attribs.value("type").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'type'")); else d->majorTicksType = (Axis::TicksType)str.toInt(); str = attribs.value("number").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'number'")); else d->majorTicksNumber = str.toInt(); str = attribs.value("increment").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'increment'")); else d->majorTicksIncrement = str.toDouble(); READ_COLUMN(majorTicksColumn); str = attribs.value("length").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'length'")); else d->majorTicksLength = str.toDouble(); READ_QPEN(d->majorTicksPen); str = attribs.value("opacity").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'opacity'")); else d->majorTicksOpacity = str.toDouble(); } else if (reader->name() == "minorTicks") { attribs = reader->attributes(); str = attribs.value("direction").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'direction'")); else d->minorTicksDirection = (Axis::TicksDirection)str.toInt(); str = attribs.value("type").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'type'")); else d->minorTicksType = (Axis::TicksType)str.toInt(); str = attribs.value("number").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'number'")); else d->minorTicksNumber = str.toInt(); str = attribs.value("increment").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'increment'")); else d->minorTicksIncrement = str.toDouble(); READ_COLUMN(minorTicksColumn); str = attribs.value("length").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'length'")); else d->minorTicksLength = str.toDouble(); READ_QPEN(d->minorTicksPen); str = attribs.value("opacity").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'opacity'")); else d->minorTicksOpacity = str.toDouble(); } else if (reader->name() == "labels") { attribs = reader->attributes(); str = attribs.value("position").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'position'")); else d->labelsPosition = (Axis::LabelsPosition)str.toInt(); str = attribs.value("offset").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'offset'")); else d->labelsOffset = str.toDouble(); str = attribs.value("rotation").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'rotation'")); else d->labelsRotationAngle = str.toDouble(); str = attribs.value("format").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'format'")); else d->labelsFormat = (Axis::LabelsFormat)str.toInt(); str = attribs.value("precision").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'precision'")); else d->labelsPrecision = str.toInt(); str = attribs.value("autoPrecision").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'autoPrecision'")); else d->labelsAutoPrecision = str.toInt(); READ_QCOLOR(d->labelsColor); READ_QFONT(d->labelsFont); //don't produce any warning if no prefix or suffix is set (empty string is allowd here in xml) d->labelsPrefix = attribs.value("prefix").toString(); d->labelsSuffix = attribs.value("suffix").toString(); str = attribs.value("opacity").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'opacity'")); else d->labelsOpacity = str.toDouble(); } else if (reader->name() == "majorGrid") { attribs = reader->attributes(); READ_QPEN(d->majorGridPen); str = attribs.value("opacity").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'opacity'")); else d->majorGridOpacity = str.toDouble(); } else if (reader->name() == "minorGrid") { attribs = reader->attributes(); READ_QPEN(d->minorGridPen); str = attribs.value("opacity").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'opacity'")); else d->minorGridOpacity = str.toDouble(); } else { // unknown element reader->raiseWarning(i18n("unknown element '%1'", reader->name().toString())); if (!reader->skipToEndElement()) return false; } } return true; } //############################################################################## //######################### Theme management ################################## //############################################################################## void Axis::loadThemeConfig(const KConfig& config) { const KConfigGroup group = config.group("Axis"); QPen p; // Tick label this->setLabelsColor(group.readEntry("LabelsFontColor",(QColor) this->labelsColor())); this->setLabelsOpacity(group.readEntry("LabelsOpacity",this->labelsOpacity())); //Line this->setLineOpacity(group.readEntry("LineOpacity",this->lineOpacity())); p.setColor(group.readEntry("LineColor", (QColor) this->linePen().color())); p.setStyle((Qt::PenStyle)group.readEntry("LineStyle",(int) this->linePen().style())); p.setWidthF(group.readEntry("LineWidth", this->linePen().widthF())); this->setLinePen(p); //Major ticks this->setMajorGridOpacity(group.readEntry("MajorGridOpacity", this->majorGridOpacity())); p.setColor(group.readEntry("MajorGridColor",(QColor) this->majorGridPen().color())); p.setStyle((Qt::PenStyle)group.readEntry("MajorGridStyle",(int) this->majorGridPen().style())); p.setWidthF(group.readEntry("MajorGridWidth", this->majorGridPen().widthF())); this->setMajorGridPen(p); p.setColor(group.readEntry("MajorTicksColor",(QColor)this->majorTicksPen().color())); p.setStyle((Qt::PenStyle)group.readEntry("MajorTicksLineStyle",(int) this->majorTicksPen().style())); p.setWidthF(group.readEntry("MajorTicksWidth", this->majorTicksPen().widthF())); this->setMajorTicksPen(p); this->setMajorTicksOpacity(group.readEntry("MajorTicksOpacity",this->majorTicksOpacity())); this->setMajorTicksType((Axis::TicksType)group.readEntry("MajorTicksType",(int)this->majorTicksType())); //Minor ticks this->setMinorGridOpacity(group.readEntry("MinorGridOpacity", this->minorGridOpacity())); p.setColor(group.readEntry("MinorGridColor",(QColor) this->minorGridPen().color())); p.setStyle((Qt::PenStyle)group.readEntry("MinorGridStyle",(int) this->minorGridPen().style())); p.setWidthF(group.readEntry("MinorGridWidth", this->minorGridPen().widthF())); this->setMinorGridPen(p); p.setColor(group.readEntry("MinorTicksColor",(QColor) this->minorTicksPen().color())); p.setStyle((Qt::PenStyle)group.readEntry("MinorTicksLineStyle",(int) this->minorTicksPen().style())); p.setWidthF(group.readEntry("MinorTicksWidth", this->minorTicksPen().widthF())); this->setMinorTicksPen(p); this->setMinorTicksOpacity(group.readEntry("MinorTicksOpacity",this->minorTicksOpacity())); this->setMinorTicksType((Axis::TicksType)group.readEntry("MinorTicksType",(int)this->minorTicksType())); const QList& childElements = children(AbstractAspect::IncludeHidden); foreach(TextLabel *child, childElements) child->loadThemeConfig(config); } void Axis::saveThemeConfig(const KConfig& config) { KConfigGroup group = config.group("Axis"); // Tick label group.writeEntry("LabelsFontColor", (QColor) this->labelsColor()); group.writeEntry("LabelsOpacity", this->labelsOpacity()); //Line group.writeEntry("LineOpacity", this->lineOpacity()); group.writeEntry("LineColor", (QColor) this->linePen().color()); group.writeEntry("LineStyle", (int) this->linePen().style()); group.writeEntry("LineWidth", this->linePen().widthF()); //Major ticks group.writeEntry("MajorGridOpacity", this->majorGridOpacity()); group.writeEntry("MajorGridColor", (QColor) this->majorGridPen().color()); group.writeEntry("MajorGridStyle", (int) this->majorGridPen().style()); group.writeEntry("MajorGridWidth", this->majorGridPen().widthF()); group.writeEntry("MajorTicksColor", (QColor)this->majorTicksPen().color()); group.writeEntry("MajorTicksLineStyle", (int) this->majorTicksPen().style()); group.writeEntry("MajorTicksWidth", this->majorTicksPen().widthF()); group.writeEntry("MajorTicksOpacity", this->majorTicksOpacity()); group.writeEntry("MajorTicksType", (int)this->majorTicksType()); //Minor ticks group.writeEntry("MinorGridOpacity", this->minorGridOpacity()); group.writeEntry("MinorGridColor",(QColor) this->minorGridPen().color()); group.writeEntry("MinorGridStyle", (int) this->minorGridPen().style()); group.writeEntry("MinorGridWidth", this->minorGridPen().widthF()); group.writeEntry("MinorTicksColor", (QColor) this->minorTicksPen().color()); group.writeEntry("MinorTicksLineStyle",( int) this->minorTicksPen().style()); group.writeEntry("MinorTicksWidth", this->minorTicksPen().widthF()); group.writeEntry("MinorTicksOpacity", this->minorTicksOpacity()); group.writeEntry("MinorTicksType", (int)this->minorTicksType()); const QList& childElements = children(AbstractAspect::IncludeHidden); childElements.at(0)->saveThemeConfig(config); } diff --git a/src/backend/worksheet/plots/cartesian/CartesianPlot.cpp b/src/backend/worksheet/plots/cartesian/CartesianPlot.cpp index cece92770..754b6bfde 100644 --- a/src/backend/worksheet/plots/cartesian/CartesianPlot.cpp +++ b/src/backend/worksheet/plots/cartesian/CartesianPlot.cpp @@ -1,2733 +1,2734 @@ /*************************************************************************** File : CartesianPlot.cpp Project : LabPlot Description : Cartesian plot -------------------------------------------------------------------- Copyright : (C) 2011-2017 by Alexander Semke (alexander.semke@web.de) Copyright : (C) 2016 by Stefan Gerlach (stefan.gerlach@uni.kn) ***************************************************************************/ /*************************************************************************** * * * 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 "backend/core/Project.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/ThemeHandler.h" #include "kdefrontend/widgets/ThemesWidget.h" #include #include #include #include #include #include #include #include #include // DBL_MAX /** * \class CartesianPlot * \brief A xy-plot. * * */ CartesianPlot::CartesianPlot(const QString &name):AbstractPlot(name, new CartesianPlotPrivate(this)), m_legend(0), m_zoomFactor(1.2) { init(); } CartesianPlot::CartesianPlot(const QString &name, CartesianPlotPrivate *dd):AbstractPlot(name, dd), m_legend(0), m_zoomFactor(1.2) { init(); } CartesianPlot::~CartesianPlot() { delete m_coordinateSystem; delete addNewMenu; delete zoomMenu; delete themeMenu; //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->rangeLastValues = 1000; d->rangeFirstValues = 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 1 corresponds to the exact match - min/max values of the curves correspond to the start/end values of the ranges. d->autoScaleOffsetFactor = 0.05; //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 m_plotArea = new PlotArea(name() + " plot area"); addChild(m_plotArea); //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); initActions(); initMenus(); connect(this, SIGNAL(aspectAdded(const AbstractAspect*)), this, SLOT(childAdded(const AbstractAspect*))); connect(this, SIGNAL(aspectRemoved(const AbstractAspect*,const AbstractAspect*,const AbstractAspect*)), this, SLOT(childRemoved(const AbstractAspect*,const AbstractAspect*,const AbstractAspect*))); 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); } /*! 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; d->xMax = 1; d->yMin = 0; d->yMax = 1; //Axes Axis* axis = new Axis("x axis 1", this, Axis::AxisHorizontal); 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 = new Axis("x axis 2", this, Axis::AxisHorizontal); 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); axis->setLabelsPosition(Axis::NoLabels); axis->title()->setText(QString()); axis = new Axis("y axis 1", this, Axis::AxisVertical); 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 = new Axis("y axis 2", this, Axis::AxisVertical); 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); axis->setLabelsPosition(Axis::NoLabels); axis->title()->setText(QString()); break; } case TwoAxes: { d->xMin = 0; d->xMax = 1; d->yMin = 0; d->yMax = 1; Axis* axis = new Axis("x axis 1", this, Axis::AxisHorizontal); 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 = new Axis("y axis 1", this, Axis::AxisVertical); 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); 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", this, Axis::AxisHorizontal); 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 = new Axis("y axis 1", this, Axis::AxisVertical); 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()); 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", this, Axis::AxisHorizontal); 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 = new Axis("y axis 1", this, Axis::AxisVertical); 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()); break; } } d->xMinPrev = d->xMin; d->xMaxPrev = d->xMax; d->yMinPrev = d->yMin; d->yMaxPrev = d->yMax; //Plot title m_title = new TextLabel(this->name(), TextLabel::PlotTitle); addChild(m_title); m_title->setHidden(true); m_title->setParentGraphicsItem(m_plotArea->graphicsItem()); //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); addHistogramPlot = new QAction(QIcon::fromTheme("labplot-xy-fourier_filter-curve"), 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); // 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); addLegendAction = new QAction(QIcon::fromTheme("text-field"), i18n("legend"), this); addHorizontalAxisAction = new QAction(QIcon::fromTheme("labplot-axis-horizontal"), i18n("horizontal axis"), this); addVerticalAxisAction = new QAction(QIcon::fromTheme("labplot-axis-vertical"), i18n("vertical axis"), this); addCustomPointAction = new QAction(QIcon::fromTheme("draw-cross"), i18n("custom point"), this); connect(addCurveAction, SIGNAL(triggered()), SLOT(addCurve())); connect(addHistogramPlot,SIGNAL(triggered()), SLOT(addHistogram())); connect(addEquationCurveAction, SIGNAL(triggered()), SLOT(addEquationCurve())); connect(addDataReductionCurveAction, SIGNAL(triggered()), SLOT(addDataReductionCurve())); connect(addDifferentiationCurveAction, SIGNAL(triggered()), SLOT(addDifferentiationCurve())); connect(addIntegrationCurveAction, SIGNAL(triggered()), SLOT(addIntegrationCurve())); connect(addInterpolationCurveAction, SIGNAL(triggered()), SLOT(addInterpolationCurve())); connect(addSmoothCurveAction, SIGNAL(triggered()), SLOT(addSmoothCurve())); connect(addFitCurveAction, SIGNAL(triggered()), SLOT(addFitCurve())); connect(addFourierFilterCurveAction, SIGNAL(triggered()), SLOT(addFourierFilterCurve())); connect(addFourierTransformCurveAction, SIGNAL(triggered()), SLOT(addFourierTransformCurve())); connect(addLegendAction, SIGNAL(triggered()), SLOT(addLegend())); connect(addHorizontalAxisAction, SIGNAL(triggered()), SLOT(addHorizontalAxis())); connect(addVerticalAxisAction, SIGNAL(triggered()), SLOT(addVerticalAxis())); connect(addCustomPointAction, SIGNAL(triggered()), SLOT(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); addFitAction.append(new QAction(i18n("Linear"), this)); addFitAction.append(new QAction(i18n("Power"), this)); addFitAction.append(new QAction(i18n("Exponential (degree 1)"), this)); addFitAction.append(new QAction(i18n("Exponential (degree 2)"), this)); addFitAction.append(new QAction(i18n("Inverse exponential"), this)); addFitAction.append(new QAction(i18n("Gauss"), this)); addFitAction.append(new QAction(i18n("Cauchy-Lorentz"), this)); addFitAction.append(new QAction(i18n("Arc Tangent"), this)); addFitAction.append(new QAction(i18n("Hyperbolic tangent"), this)); addFitAction.append(new QAction(i18n("Error function"), this)); addFitAction.append(new QAction(i18n("Custom"), this)); addFourierFilterAction = new QAction(i18n("Fourier filter"), this); connect(addDataReductionAction, SIGNAL(triggered()), SLOT(addDataReductionCurve())); connect(addDifferentiationAction, SIGNAL(triggered()), SLOT(addDifferentiationCurve())); connect(addIntegrationAction, SIGNAL(triggered()), SLOT(addIntegrationCurve())); connect(addInterpolationAction, SIGNAL(triggered()), SLOT(addInterpolationCurve())); connect(addSmoothAction, SIGNAL(triggered()), SLOT(addSmoothCurve())); for (const auto& action: addFitAction) connect(action, SIGNAL(triggered()), SLOT(addFitCurve())); connect(addFourierFilterAction, SIGNAL(triggered()), SLOT(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); connect(scaleAutoAction, SIGNAL(triggered()), SLOT(scaleAuto())); connect(scaleAutoXAction, SIGNAL(triggered()), SLOT(scaleAutoX())); connect(scaleAutoYAction, SIGNAL(triggered()), SLOT(scaleAutoY())); connect(zoomInAction, SIGNAL(triggered()), SLOT(zoomIn())); connect(zoomOutAction, SIGNAL(triggered()), SLOT(zoomOut())); connect(zoomInXAction, SIGNAL(triggered()), SLOT(zoomInX())); connect(zoomOutXAction, SIGNAL(triggered()), SLOT(zoomOutX())); connect(zoomInYAction, SIGNAL(triggered()), SLOT(zoomInY())); connect(zoomOutYAction, SIGNAL(triggered()), SLOT(zoomOutY())); connect(shiftLeftXAction, SIGNAL(triggered()), SLOT(shiftLeftX())); connect(shiftRightXAction, SIGNAL(triggered()), SLOT(shiftRightX())); connect(shiftUpYAction, SIGNAL(triggered()), SLOT(shiftUpY())); connect(shiftDownYAction, SIGNAL(triggered()), SLOT(shiftDownY())); //visibility action visibilityAction = new QAction(i18n("visible"), this); visibilityAction->setCheckable(true); connect(visibilityAction, SIGNAL(triggered()), this, SLOT(visibilityChanged())); } void CartesianPlot::initMenus() { addNewMenu = new QMenu(i18n("Add new")); addNewMenu->addAction(addCurveAction); addNewMenu->addAction(addHistogramPlot); 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->addSeparator(); addNewMenu->addAction(addLegendAction); addNewMenu->addSeparator(); addNewMenu->addAction(addHorizontalAxisAction); addNewMenu->addAction(addVerticalAxisAction); addNewMenu->addSeparator(); addNewMenu->addAction(addCustomPointAction); zoomMenu = new QMenu(i18n("Zoom")); 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(0, dataManipulationMenu); dataAnalysisMenu->addSeparator(); dataAnalysisMenu->addAction(addDifferentiationAction); dataAnalysisMenu->addAction(addIntegrationAction); dataAnalysisMenu->addSeparator(); dataAnalysisMenu->addAction(addInterpolationAction); dataAnalysisMenu->addAction(addSmoothAction); dataAnalysisMenu->addAction(addFourierFilterAction); dataAnalysisMenu->addSeparator(); dataAnalysisMenu->addMenu(dataFitMenu); //themes menu themeMenu = new QMenu(i18n("Apply Theme")); ThemesWidget* themeWidget = new ThemesWidget(0); // TODO: SLOT: loadTheme(KConfig config) connect(themeWidget, SIGNAL(themeSelected(QString)), this, SLOT(loadTheme(QString))); connect(themeWidget, SIGNAL(themeSelected(QString)), themeMenu, SLOT(close())); QWidgetAction* widgetAction = new QWidgetAction(this); widgetAction->setDefaultWidget(themeWidget); themeMenu->addAction(widgetAction); } QMenu* CartesianPlot::createContextMenu() { 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() const { return dataAnalysisMenu; } /*! Returns an icon to be used in the project explorer. */ QIcon CartesianPlot::icon() const { return QIcon::fromTheme("office-chart-line"); } 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(); } //############################################################################## //################################ getter methods ############################ //############################################################################## BASIC_SHARED_D_READER_IMPL(CartesianPlot, CartesianPlot::RangeType, rangeType, rangeType) 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, float, xMin, xMin) BASIC_SHARED_D_READER_IMPL(CartesianPlot, float, 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, float, yMin, yMin) BASIC_SHARED_D_READER_IMPL(CartesianPlot, float, 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, QString, theme, theme) /*! return the actual bounding rectangular of the plot (plot's rectangular minus padding) in plot's coordinates */ //TODO: return here a private variable only, update this variable on rect and padding changes. QRectF CartesianPlot::plotRect() { Q_D(const CartesianPlot); QRectF rect = d->mapRectFromScene(d->rect); rect.setX(rect.x() + d->horizontalPadding); rect.setY(rect.y() + d->verticalPadding); rect.setWidth(rect.width() - d->horizontalPadding); rect.setHeight(rect.height()-d->verticalPadding); return rect; } CartesianPlot::MouseMode CartesianPlot::mouseMode() const { Q_D(const CartesianPlot); return d->mouseMode; } //############################################################################## //###################### 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())); }; virtual void redo() { QRectF tmp = m_private->rect; const double horizontalRatio = m_rect.width() / m_private->rect.width(); const double verticalRatio = m_rect.height() / m_private->rect.height(); m_private->q->handleResize(horizontalRatio, verticalRatio, false); m_private->rect = m_rect; m_rect = tmp; m_private->retransform(); emit m_private->q->rectChanged(m_private->rect); }; virtual void undo() { 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, i18n("%1: set range type"))); } 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, i18n("%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, i18n("%1: set range"))); } class CartesianPlotSetAutoScaleXCmd : public QUndoCommand { public: CartesianPlotSetAutoScaleXCmd(CartesianPlotPrivate* private_obj, bool autoScale) : m_private(private_obj), m_autoScale(autoScale), m_minOld(0.0), m_maxOld(0.0) { setText(i18n("%1: change x-range auto scaling", m_private->name())); }; virtual void redo() { 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); }; virtual void undo() { 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; float m_minOld; float 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, float, xMin, retransformScales) void CartesianPlot::setXMin(float xMin) { Q_D(CartesianPlot); if (xMin != d->xMin) exec(new CartesianPlotSetXMinCmd(d, xMin, i18n("%1: set min x"))); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetXMax, float, xMax, retransformScales) void CartesianPlot::setXMax(float xMax) { Q_D(CartesianPlot); if (xMax != d->xMax) exec(new CartesianPlotSetXMaxCmd(d, xMax, i18n("%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, i18n("%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, i18n("%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, i18n("%1: x-range breaks changed"))); } class CartesianPlotSetAutoScaleYCmd : public QUndoCommand { public: CartesianPlotSetAutoScaleYCmd(CartesianPlotPrivate* private_obj, bool autoScale) : m_private(private_obj), m_autoScale(autoScale), m_minOld(0.0), m_maxOld(0.0) { setText(i18n("%1: change y-range auto scaling", m_private->name())); }; virtual void redo() { 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); }; virtual void undo() { 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; float m_minOld; float 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, float, yMin, retransformScales) void CartesianPlot::setYMin(float yMin) { Q_D(CartesianPlot); if (yMin != d->yMin) exec(new CartesianPlotSetYMinCmd(d, yMin, i18n("%1: set min y"))); } STD_SETTER_CMD_IMPL_F_S(CartesianPlot, SetYMax, float, yMax, retransformScales) void CartesianPlot::setYMax(float yMax) { Q_D(CartesianPlot); if (yMax != d->yMax) exec(new CartesianPlotSetYMaxCmd(d, yMax, i18n("%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, i18n("%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, i18n("%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, i18n("%1: y-range breaks changed"))); } 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, i18n("%1: set theme"))); loadTheme(theme); endMacro(); } else { exec(new CartesianPlotSetThemeCmd(d, theme, i18n("%1: disable theming"))); } } } //################################################################ //########################## Slots ############################### //################################################################ void CartesianPlot::addHorizontalAxis() { Axis* axis = new Axis("x-axis", this, 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", this, Axis::AxisVertical); if (axis->autoScale()) { axis->setUndoAware(false); axis->setStart(yMin()); axis->setEnd(yMax()); axis->setUndoAware(true); } addChild(axis); } XYCurve* CartesianPlot::addCurve() { XYCurve* curve = new XYCurve("xy-curve"); this->addChild(curve); this->applyThemeOnNewCurve(curve); return curve; } XYEquationCurve* CartesianPlot::addEquationCurve() { XYEquationCurve* curve = new XYEquationCurve("f(x)"); this->addChild(curve); this->applyThemeOnNewCurve(curve); return curve; } XYDataReductionCurve* CartesianPlot::addDataReductionCurve() { XYDataReductionCurve* curve = new XYDataReductionCurve("Data reduction"); this->addChild(curve); return curve; } /*! * 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 0; } XYDifferentiationCurve* 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(XYCurve::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); } this->applyThemeOnNewCurve(curve); endMacro(); return curve; } XYIntegrationCurve* 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(XYCurve::DataSourceCurve); curve->setDataSourceCurve(curCurve); this->addChild(curve); curve->recalculate(); emit curve->integrationDataChanged(curve->integrationData()); } else { beginMacro(i18n("%1: add differentiation curve", name())); this->addChild(curve); } this->applyThemeOnNewCurve(curve); endMacro(); return curve; } XYInterpolationCurve* 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(XYCurve::DataSourceCurve); curve->setDataSourceCurve(curCurve); this->addChild(curve); curve->recalculate(); emit curve->interpolationDataChanged(curve->interpolationData()); } else { beginMacro(i18n("%1: add interpolation curve", name())); this->addChild(curve); } this->applyThemeOnNewCurve(curve); endMacro(); return curve; } Histogram* CartesianPlot::addHistogram(){ Histogram* curve= new Histogram("Histogram"); this->addChild(curve); return curve; } XYSmoothCurve* 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(XYCurve::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); } this->applyThemeOnNewCurve(curve); endMacro(); return curve; } XYFitCurve* 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(XYCurve::DataSourceCurve); curve->setDataSourceCurve(curCurve); //set the fit model category and type const QAction* action = qobject_cast(QObject::sender()); curve->initFitData(action, addFitAction); this->addChild(curve); curve->recalculate(); emit curve->fitDataChanged(curve->fitData()); } else { beginMacro(i18n("%1: add fit curve", name())); this->addChild(curve); } this->applyThemeOnNewCurve(curve); endMacro(); return curve; } XYFourierFilterCurve* 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(XYCurve::DataSourceCurve); curve->setDataSourceCurve(curCurve); this->addChild(curve); } else { beginMacro(i18n("%1: add Fourier filter curve", name())); this->addChild(curve); } this->applyThemeOnNewCurve(curve); endMacro(); return curve; } XYFourierTransformCurve* CartesianPlot::addFourierTransformCurve() { XYFourierTransformCurve* curve = new XYFourierTransformCurve("Fourier transform"); this->addChild(curve); this->applyThemeOnNewCurve(curve); return curve; } 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 addLegendAction->setEnabled(false); } void CartesianPlot::addCustomPoint() { CustomPoint* point = new CustomPoint(this, "custom point"); this->addChild(point); } void CartesianPlot::childAdded(const AbstractAspect* child) { Q_D(CartesianPlot); const XYCurve* curve = qobject_cast(child); if (curve) { connect(curve, SIGNAL(dataChanged()), this, SLOT(dataChanged())); connect(curve, SIGNAL(xDataChanged()), this, SLOT(xDataChanged())); connect(curve, SIGNAL(yDataChanged()), this, SLOT(yDataChanged())); connect(curve, SIGNAL(visibilityChanged(bool)), this, SLOT(curveVisibilityChanged())); //update the legend on changes of the name, line and symbol styles connect(curve, SIGNAL(aspectDescriptionChanged(const AbstractAspect*)), this, SLOT(updateLegend())); connect(curve, SIGNAL(lineTypeChanged(XYCurve::LineType)), this, SLOT(updateLegend())); connect(curve, SIGNAL(linePenChanged(QPen)), this, SLOT(updateLegend())); connect(curve, SIGNAL(lineOpacityChanged(qreal)), this, SLOT(updateLegend())); connect(curve, SIGNAL(symbolsStyleChanged(Symbol::Style)), this, SLOT(updateLegend())); connect(curve, SIGNAL(symbolsSizeChanged(qreal)), this, SLOT(updateLegend())); connect(curve, SIGNAL(symbolsRotationAngleChanged(qreal)), this, SLOT(updateLegend())); connect(curve, SIGNAL(symbolsOpacityChanged(qreal)), this, SLOT(updateLegend())); connect(curve, SIGNAL(symbolsBrushChanged(QBrush)), this, SLOT(updateLegend())); connect(curve, SIGNAL(symbolsPenChanged(QPen)), this, SLOT(updateLegend())); updateLegend(); d->curvesXMinMaxIsDirty = true; d->curvesYMinMaxIsDirty = true; } else { const Histogram* histo = qobject_cast(child); if (histo) { connect(histo, SIGNAL(HistogramdataChanged()), this, SLOT(HistogramdataChanged())); connect(histo, SIGNAL(xHistogramDataChanged()), this, SLOT(xHistogramDataChanged())); connect(histo, SIGNAL(yHistogramDataChanged()), this, SLOT(yHistogramDataChanged())); connect(histo, SIGNAL(visibilityChanged(bool)), this, SLOT(curveVisibilityChanged())); } } //if a theme was selected, apply the theme settings for newly added children, too if (!d->theme.isEmpty() && !isLoading()) { const WorksheetElement* el = dynamic_cast(child); if (el) { KConfig config(ThemeHandler::themeFilePath(d->theme), KConfig::SimpleConfig); const_cast(el)->loadThemeConfig(config); } } } void CartesianPlot::childRemoved(const AbstractAspect* parent, const AbstractAspect* before, const AbstractAspect* child) { Q_UNUSED(parent); Q_UNUSED(before); if (m_legend == child) { addLegendAction->setEnabled(true); m_legend = nullptr; } else { const XYCurve* curve = qobject_cast(child); if (curve) updateLegend(); } } 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); XYCurve* curve = dynamic_cast(QObject::sender()); Q_ASSERT(curve); d->curvesXMinMaxIsDirty = true; d->curvesYMinMaxIsDirty = true; if (d->autoScaleX && d->autoScaleY) this->scaleAuto(); else if (d->autoScaleX) this->scaleAutoX(); else if (d->autoScaleY) this->scaleAutoY(); else curve->retransform(); } void CartesianPlot::HistogramdataChanged(){ Q_D(CartesianPlot); Histogram* curve = dynamic_cast(QObject::sender()); Q_ASSERT(curve); d->curvesXMinMaxIsDirty = true; d->curvesYMinMaxIsDirty = true; if (d->autoScaleX && d->autoScaleY) this->scaleAuto(); else if (d->autoScaleX) this->scaleAutoY(); else if (d->autoScaleY) this->scaleAutoY(); else curve->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()->isLoading()) return; Q_D(CartesianPlot); XYCurve* curve = dynamic_cast(QObject::sender()); Q_ASSERT(curve); d->curvesXMinMaxIsDirty = true; if (d->autoScaleX) this->scaleAutoX(); else curve->retransform(); } void CartesianPlot::xHistogramDataChanged(){ if (project()->isLoading()) return; Q_D(CartesianPlot); Histogram* curve = dynamic_cast(QObject::sender()); Q_ASSERT(curve); d->curvesXMinMaxIsDirty = true; if (d->autoScaleX) { this->scaleAutoX(); } else curve->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::yDataChanged() { if (project()->isLoading()) return; Q_D(CartesianPlot); XYCurve* curve = dynamic_cast(QObject::sender()); Q_ASSERT(curve); d->curvesYMinMaxIsDirty = true; if (d->autoScaleY) this->scaleAutoY(); else curve->retransform(); } void CartesianPlot::yHistogramDataChanged(){ if (project()->isLoading()) return; Q_D(CartesianPlot); Histogram* curve = dynamic_cast(QObject::sender()); Q_ASSERT(curve); d->curvesYMinMaxIsDirty = true; if (d->autoScaleY) this->scaleAutoY(); else curve->retransform(); } 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(); } 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 Worksheet* 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); } } } void CartesianPlot::scaleAutoX() { Q_D(CartesianPlot); if (d->curvesXMinMaxIsDirty) { 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; if (!curve->xColumn()) continue; const double min = curve->xColumn()->minimum(count); if (min < d->curvesXMin) d->curvesXMin = min; const double max = curve->xColumn()->maximum(count); 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->xColumn()) continue; const double min = curve->xColumn()->minimum(count); if (min < d->curvesXMin) d->curvesXMin = min; const double max = curve->xColumn()->maximum(count); if (max > d->curvesXMax) d->curvesXMax = max; } 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 { float offset = (d->xMax - d->xMin)*d->autoScaleOffsetFactor; d->xMin -= offset; d->xMax += offset; } d->retransformScales(); } } void CartesianPlot::scaleAutoY() { Q_D(CartesianPlot); if (d->curvesYMinMaxIsDirty) { 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; if (!curve->yColumn()) continue; const double min = curve->yColumn()->minimum(count); if (min < d->curvesYMin) d->curvesYMin = min; const double max = curve->yColumn()->maximum(count); 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; if (d->curvesYMin > 0.0) d->curvesYMin = 0.0; if ( curve->getYMaximum() > d->curvesYMax) d->curvesYMax = curve->getYMaximum(); } 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 { float offset = (d->yMax - d->yMin)*d->autoScaleOffsetFactor; d->yMin -= offset; d->yMax += offset; } d->retransformScales(); } } void CartesianPlot::scaleAuto() { 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; } if (d->curvesXMinMaxIsDirty) { 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; if (!curve->xColumn()) continue; const double min = curve->xColumn()->minimum(count); if (min < d->curvesXMin) d->curvesXMin = min; double max = curve->xColumn()->maximum(count); 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->xColumn()) continue; const double min = curve->xColumn()->minimum(count); if (min < d->curvesXMin) d->curvesXMin = min; const double max = curve->xColumn()->maximum(count); if (max > d->curvesXMax) d->curvesXMax = max; } d->curvesXMinMaxIsDirty = false; } if (d->curvesYMinMaxIsDirty) { 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; if (!curve->yColumn()) continue; const double min = curve->yColumn()->minimum(count); if (min < d->curvesYMin) d->curvesYMin = min; const double max = curve->yColumn()->maximum(count); 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; if (d->curvesYMin > 0.0) d->curvesYMin = 0.0; const double max = curve->getYMaximum(); if (max > d->curvesYMax) d->curvesYMax = max; } } 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; } 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 { float offset = (d->xMax - d->xMin)*d->autoScaleOffsetFactor; d->xMin -= offset; d->xMax += offset; } } 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 { float offset = (d->yMax - d->yMin)*d->autoScaleOffsetFactor; d->yMin -= offset; d->yMax += offset; } } d->retransformScales(); } } void CartesianPlot::zoomIn() { DEBUG("CartesianPlot::zoomIn()"); Q_D(CartesianPlot); float oldRange = (d->xMax - d->xMin); float 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); float oldRange = (d->xMax-d->xMin); float 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); float oldRange = (d->xMax-d->xMin); float 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); float oldRange = (d->xMax-d->xMin); float 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); float oldRange = (d->yMax-d->yMin); float 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); float oldRange = (d->yMax-d->yMin); float 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); float offsetX = (d->xMax-d->xMin)*0.1; d->xMax -= offsetX; d->xMin -= offsetX; d->retransformScales(); } void CartesianPlot::shiftRightX() { Q_D(CartesianPlot); float offsetX = (d->xMax-d->xMin)*0.1; d->xMax += offsetX; d->xMin += offsetX; d->retransformScales(); } void CartesianPlot::shiftUpY() { Q_D(CartesianPlot); float offsetY = (d->yMax-d->yMin)*0.1; d->yMax += offsetY; d->yMin += offsetY; d->retransformScales(); } void CartesianPlot::shiftDownY() { Q_D(CartesianPlot); float offsetY = (d->yMax-d->yMin)*0.1; d->yMax -= offsetY; d->yMin -= offsetY; d->retransformScales(); } //############################################################################## //###### 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), curvesXMinMaxIsDirty(false), curvesYMinMaxIsDirty(false), curvesXMin(INFINITY), curvesXMax(-INFINITY), curvesYMin(INFINITY), curvesYMax(-INFINITY), q(plot), mouseMode(CartesianPlot::SelectionMode), cSystem(nullptr), m_suppressRetransform(false), // m_printing(false), m_selectionBandIsShown(false) { setData(0, WorksheetElement::NameCartesianPlot); } /*! 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() { DEBUG("CartesianPlotPrivate::retransform()"); if (m_suppressRetransform) return; prepareGeometryChange(); setPos( rect.x()+rect.width()/2, rect.y()+rect.height()/2); 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()"); + PERFTRACE("CartesianPlotPrivate::retransformScales()"); CartesianPlot* plot = dynamic_cast(q); QList scales; //perform the mapping from the scene coordinates to the plot's coordinates here. QRectF itemRect = mapRectFromScene(rect); //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 = itemRect.x() + horizontalPadding; int plotSceneEnd = itemRect.x() + itemRect.width() - horizontalPadding; 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 = itemRect.y()+itemRect.height()-verticalPadding; plotSceneEnd = itemRect.y()+verticalPadding; 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 float deltaXMin = 0; float deltaXMax = 0; float deltaYMin = 0; float 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->setEnd(xMax); axis->setUndoAware(true); } if (deltaXMin != 0) { axis->setUndoAware(false); axis->setStart(xMin); axis->setUndoAware(true); } //TODO; // if (axis->position() == Axis::AxisCustom && deltaYMin != 0) { // axis->setOffset(axis->offset() + deltaYMin, false); // } } else { if (deltaYMax != 0) { axis->setUndoAware(false); axis->setEnd(yMax); axis->setUndoAware(true); } if (deltaYMin != 0) { axis->setUndoAware(false); axis->setStart(yMin); axis->setUndoAware(true); } //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 curves q->retransform(); } void CartesianPlotPrivate::rangeChanged() { curvesXMinMaxIsDirty = true; curvesYMinMaxIsDirty = true; if (autoScaleX && autoScaleY) q->scaleAuto(); else if (autoScaleX) q->scaleAutoX(); else if (autoScaleY) q->scaleAutoY(); } /*! * 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) { // Interval interval (logicalStart-0.01, logicalEnd+0.01); //TODO: move this to CartesianScale Interval interval (-1E15, 1E15); // Interval interval (logicalStart, logicalEnd); if (type == CartesianPlot::ScaleLinear) { return CartesianScale::createLinearScale(interval, sceneStart, sceneEnd, logicalStart, logicalEnd); } else { float base; if (type == CartesianPlot::ScaleLog10) base = 10.0; else if (type == CartesianPlot::ScaleLog2) base = 2.0; else base = M_E; return CartesianScale::createLogScale(interval, sceneStart, sceneEnd, logicalStart, logicalEnd, base); } } /*! * 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; float x = itemPos.x(); float y = itemPos.y(); //calculate the new rect and forward the changes to the frontend QRectF newRect; float w = rect.width(); float 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); } void CartesianPlotPrivate::mousePressEvent(QGraphicsSceneMouseEvent *event) { if (mouseMode == CartesianPlot::ZoomSelectionMode || mouseMode == CartesianPlot::ZoomXSelectionMode || mouseMode == CartesianPlot::ZoomYSelectionMode) { if (mouseMode == CartesianPlot::ZoomSelectionMode) { m_selectionStart = event->pos(); } else if (mouseMode == CartesianPlot::ZoomXSelectionMode) { m_selectionStart.setX(event->pos().x()); m_selectionStart.setY(q->plotRect().height()/2); } else if (mouseMode == CartesianPlot::ZoomYSelectionMode) { m_selectionStart.setX(-q->plotRect().width()/2); m_selectionStart.setY(event->pos().y()); } m_selectionEnd = m_selectionStart; m_selectionBandIsShown = true; } else { QGraphicsItem::mousePressEvent(event); } } void CartesianPlotPrivate::mouseMoveEvent(QGraphicsSceneMouseEvent* event) { if (mouseMode == CartesianPlot::SelectionMode) { QGraphicsItem::mouseMoveEvent(event); } else if (mouseMode == CartesianPlot::ZoomSelectionMode || mouseMode == CartesianPlot::ZoomXSelectionMode || mouseMode == CartesianPlot::ZoomYSelectionMode) { QGraphicsItem::mouseMoveEvent(event); if ( !boundingRect().contains(event->pos()) ) { q->info(""); return; } QString info; QPointF logicalStart = cSystem->mapSceneToLogical(m_selectionStart); if (mouseMode == CartesianPlot::ZoomSelectionMode) { m_selectionEnd = event->pos(); QPointF logicalEnd = cSystem->mapSceneToLogical(m_selectionEnd); info = QString::fromUtf8("Δx=") + QString::number(logicalEnd.x()-logicalStart.x()) + QString::fromUtf8(", Δy=") + QString::number(logicalEnd.y()-logicalStart.y()); } else if (mouseMode == CartesianPlot::ZoomXSelectionMode) { m_selectionEnd.setX(event->pos().x()); m_selectionEnd.setY(-q->plotRect().height()/2); QPointF logicalEnd = cSystem->mapSceneToLogical(m_selectionEnd); info = QString::fromUtf8("Δx=") + QString::number(logicalEnd.x()-logicalStart.x()); } else if (mouseMode == CartesianPlot::ZoomYSelectionMode) { m_selectionEnd.setX(q->plotRect().width()/2); m_selectionEnd.setY(event->pos().y()); QPointF logicalEnd = cSystem->mapSceneToLogical(m_selectionEnd); info = QString::fromUtf8("Δy=") + QString::number(logicalEnd.y()-logicalStart.y()); } q->info(info); update(); } //TODO: implement the navigation in plot on mouse move events, //calculate the position changes and call shift*()-functions } void CartesianPlotPrivate::mouseReleaseEvent(QGraphicsSceneMouseEvent* event) { if (mouseMode == CartesianPlot::SelectionMode) { const QPointF& itemPos = pos();//item's center point in parent's coordinates; float x = itemPos.x(); float y = itemPos.y(); //calculate the new rect and set it QRectF newRect; float w = rect.width(); float h = rect.height(); newRect.setX(x-w/2); newRect.setY(y-h/2); newRect.setWidth(w); newRect.setHeight(h); m_suppressRetransform = true; q->setRect(newRect); m_suppressRetransform = false; QGraphicsItem::mouseReleaseEvent(event); } else if (mouseMode == CartesianPlot::ZoomSelectionMode || mouseMode == CartesianPlot::ZoomXSelectionMode || mouseMode == CartesianPlot::ZoomYSelectionMode) { //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) { //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 (q->plotRect().contains(point)) { QPointF logicalPoint = cSystem->mapSceneToLogical(point); if (mouseMode == CartesianPlot::ZoomSelectionMode && !m_selectionBandIsShown) { info = "x=" + QString::number(logicalPoint.x()) + ", y=" + QString::number(logicalPoint.y()); } else if (mouseMode == CartesianPlot::ZoomXSelectionMode && !m_selectionBandIsShown) { QPointF p1(logicalPoint.x(), yMin); QPointF p2(logicalPoint.x(), yMax); m_selectionStartLine.setP1(cSystem->mapLogicalToScene(p1)); m_selectionStartLine.setP2(cSystem->mapLogicalToScene(p2)); info = "x=" + QString::number(logicalPoint.x()); update(); } else if (mouseMode == CartesianPlot::ZoomYSelectionMode && !m_selectionBandIsShown) { QPointF p1(xMin, logicalPoint.y()); QPointF p2(xMax, logicalPoint.y()); m_selectionStartLine.setP1(cSystem->mapLogicalToScene(p1)); m_selectionStartLine.setP2(cSystem->mapLogicalToScene(p2)); info = "y=" + QString::number(logicalPoint.y()); update(); } } q->info(info); QGraphicsItem::hoverMoveEvent(event); } void CartesianPlotPrivate::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget * widget) { // DEBUG("CartesianPlotPrivate::paint()"); if (!isVisible()) return; painter->setPen(QPen(Qt::black, 3)); if ((mouseMode == CartesianPlot::ZoomXSelectionMode || mouseMode == CartesianPlot::ZoomYSelectionMode) && (!m_selectionBandIsShown)) { painter->drawLine(m_selectionStartLine); } if (m_selectionBandIsShown) { painter->save(); painter->setPen(QPen(Qt::black, 5)); painter->drawRect(QRectF(m_selectionStart, m_selectionEnd)); painter->setBrush(Qt::blue); painter->setOpacity(0.2); painter->drawRect(QRectF(m_selectionStart, m_selectionEnd)); painter->restore(); } WorksheetElementContainerPrivate::paint(painter, option, widget); // DEBUG("CartesianPlotPrivate::paint() DONE"); } //############################################################################## //################## 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(); } //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) ); writer->writeAttribute( "xMax", QString::number(d->xMax) ); writer->writeAttribute( "yMin", QString::number(d->yMin) ); writer->writeAttribute( "yMax", QString::number(d->yMax) ); writer->writeAttribute( "xScale", QString::number(d->xScale) ); writer->writeAttribute( "yScale", QString::number(d->yScale) ); writer->writeAttribute( "horizontalPadding", QString::number(d->horizontalPadding) ); writer->writeAttribute( "verticalPadding", QString::number(d->verticalPadding) ); 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) { Q_D(CartesianPlot); if (!reader->isStartElement() || reader->name() != "cartesianPlot") { reader->raiseError(i18n("no cartesianPlot element found")); return false; } if (!readBasicAttributes(reader)) return false; QString attributeWarning = i18n("Attribute '%1' missing or empty, default value is used"); QXmlStreamAttributes attribs; QString str; QString tmpTheme; 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 (reader->name() == "theme") { attribs = reader->attributes(); tmpTheme = attribs.value("name").toString(); } else if (reader->name() == "geometry") { attribs = reader->attributes(); str = attribs.value("x").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'x'")); else d->rect.setX( str.toDouble() ); str = attribs.value("y").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'y'")); else d->rect.setY( str.toDouble() ); str = attribs.value("width").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'width'")); else d->rect.setWidth( str.toDouble() ); str = attribs.value("height").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'height'")); else d->rect.setHeight( str.toDouble() ); str = attribs.value("visible").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'visible'")); else d->setVisible(str.toInt()); } else if (reader->name() == "coordinateSystem") { attribs = reader->attributes(); str = attribs.value("autoScaleX").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'autoScaleX'")); else d->autoScaleX = bool(str.toInt()); str = attribs.value("autoScaleY").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'autoScaleY'")); else d->autoScaleY = bool(str.toInt()); str = attribs.value("xMin").toString(); if (str.isEmpty()) { reader->raiseWarning(attributeWarning.arg("'xMin'")); } else { d->xMin = str.toDouble(); d->xMinPrev = d->xMin; } str = attribs.value("xMax").toString(); if (str.isEmpty()) { reader->raiseWarning(attributeWarning.arg("'xMax'")); } else { d->xMax = str.toDouble(); d->xMaxPrev = d->xMax; } str = attribs.value("yMin").toString(); if (str.isEmpty()) { reader->raiseWarning(attributeWarning.arg("'yMin'")); } else { d->yMin = str.toDouble(); d->yMinPrev = d->yMin; } str = attribs.value("yMax").toString(); if (str.isEmpty()) { reader->raiseWarning(attributeWarning.arg("'yMax'")); } else { d->yMax = str.toDouble(); d->yMaxPrev = d->yMax; } str = attribs.value("xScale").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'xScale'")); else d->xScale = CartesianPlot::Scale(str.toInt()); str = attribs.value("yScale").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'yScale'")); else d->yScale = CartesianPlot::Scale(str.toInt()); str = attribs.value("horizontalPadding").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'horizontalPadding'")); else d->horizontalPadding = str.toDouble(); str = attribs.value("verticalPadding").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'verticalPadding'")); else d->verticalPadding = str.toDouble(); } else if (reader->name() == "xRangeBreaks") { //delete default rang break d->xRangeBreaks.list.clear(); attribs = reader->attributes(); str = attribs.value("enabled").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'enabled'")); else d->xRangeBreakingEnabled = str.toInt(); } else if (reader->name() == "xRangeBreak") { attribs = reader->attributes(); RangeBreak b; str = attribs.value("start").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'start'")); else b.start = str.toDouble(); str = attribs.value("end").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'end'")); else b.end = str.toDouble(); str = attribs.value("position").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'position'")); else b.position = str.toDouble(); str = attribs.value("style").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'style'")); else b.style = CartesianPlot::RangeBreakStyle(str.toInt()); d->xRangeBreaks.list << b; } else if (reader->name() == "yRangeBreaks") { //delete default rang break d->yRangeBreaks.list.clear(); attribs = reader->attributes(); str = attribs.value("enabled").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'enabled'")); else d->yRangeBreakingEnabled = str.toInt(); } else if (reader->name() == "yRangeBreak") { attribs = reader->attributes(); RangeBreak b; str = attribs.value("start").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'start'")); else b.start = str.toDouble(); str = attribs.value("end").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'end'")); else b.end = str.toDouble(); str = attribs.value("position").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'position'")); else b.position = str.toDouble(); str = attribs.value("style").toString(); if (str.isEmpty()) reader->raiseWarning(attributeWarning.arg("'style'")); else b.style = CartesianPlot::RangeBreakStyle(str.toInt()); d->yRangeBreaks.list << b; } else if (reader->name() == "textLabel") { m_title = new TextLabel(""); if (!m_title->load(reader)) { delete m_title; m_title=0; return false; } else { addChild(m_title); } } else if (reader->name() == "plotArea") { m_plotArea->load(reader); } else if (reader->name() == "axis") { Axis* axis = new Axis("", this); if (!axis->load(reader)) { delete axis; return false; } else { addChild(axis); } } else if (reader->name() == "xyCurve") { XYCurve* curve = addCurve(); if (!curve->load(reader)) { removeChild(curve); return false; } } else if (reader->name() == "xyEquationCurve") { XYEquationCurve* curve = addEquationCurve(); if (!curve->load(reader)) { removeChild(curve); return false; } } else if (reader->name() == "xyDataReductionCurve") { XYDataReductionCurve* curve = addDataReductionCurve(); if (!curve->load(reader)) { removeChild(curve); return false; } } else if (reader->name() == "xyDifferentiationCurve") { XYDifferentiationCurve* curve = addDifferentiationCurve(); if (!curve->load(reader)) { removeChild(curve); return false; } } else if (reader->name() == "xyIntegrationCurve") { XYIntegrationCurve* curve = addIntegrationCurve(); if (!curve->load(reader)) { removeChild(curve); return false; } } else if (reader->name() == "xyInterpolationCurve") { XYInterpolationCurve* curve = addInterpolationCurve(); if (!curve->load(reader)) { removeChild(curve); return false; } } else if (reader->name() == "xyFitCurve") { XYFitCurve* curve = addFitCurve(); if (!curve->load(reader)) { removeChild(curve); return false; } } else if (reader->name() == "xyFourierFilterCurve") { XYFourierFilterCurve* curve = addFourierFilterCurve(); if (!curve->load(reader)) { removeChild(curve); return false; } } else if (reader->name() == "xyFourierTransformCurve") { XYFourierTransformCurve* curve = addFourierTransformCurve(); if (!curve->load(reader)) { removeChild(curve); return false; } } else if (reader->name() == "xySmoothCurve") { XYSmoothCurve* curve = addSmoothCurve(); if (!curve->load(reader)) { removeChild(curve); return false; } } else if (reader->name() == "cartesianPlotLegend") { m_legend = new CartesianPlotLegend(this, ""); if (!m_legend->load(reader)) { delete m_legend; return false; } else { addChild(m_legend); addLegendAction->setEnabled(false); //only one legend is allowed -> disable the action } } else if (reader->name() == "customPoint") { CustomPoint* point = new CustomPoint(this, ""); if (!point->load(reader)) { delete point; return false; } else { addChild(point); } }else if(reader->name() == "Histogram"){ Histogram* curve = addHistogram(); if (!curve->load(reader)){ removeChild(curve); return false; } } else { // unknown element reader->raiseWarning(i18n("unknown cartesianPlot element '%1'", reader->name().toString())); if (!reader->skipToEndElement()) return false; } } d->retransform();//TODO: This is expensive. why do we need this on load? if (m_title) { m_title->setHidden(true); m_title->graphicsItem()->setParentItem(m_plotArea->graphicsItem()); } //if a theme was used, assign the value to the private member at the very end of load() //so we don't try to load the theme in applyThemeOnNewCurve() when adding curves on project load and calculate the palette if (!tmpTheme.isEmpty()){ KConfig config( ThemeHandler::themeFilePath(tmpTheme), KConfig::SimpleConfig ); //TODO: check whether the theme config really exists d->theme = tmpTheme; this->setColorPalette(config); } 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(); str = str.right(str.length() - str.lastIndexOf(QDir::separator()) - 1); beginMacro( i18n("%1: Load theme %2.", AbstractAspect::name(), str) ); 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()); endMacro(); } void CartesianPlot::saveTheme(KConfig &config) { const QList& axisElements = children(AbstractAspect::IncludeHidden); const QList& plotAreaElements = children(AbstractAspect::IncludeHidden); const QList& 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) { KConfigGroup group = config.group("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())); //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] = {0.25,0.45,0.65}; //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; } void CartesianPlot::applyThemeOnNewCurve(XYCurve* curve) { Q_D(const CartesianPlot); if (!d->theme.isEmpty()) { KConfig config( ThemeHandler::themeFilePath(d->theme), KConfig::SimpleConfig ); curve->loadThemeConfig(config); } }