diff --git a/src/commonfrontend/worksheet/WorksheetView.cpp b/src/commonfrontend/worksheet/WorksheetView.cpp index bad7b667f..a91eccd5f 100644 --- a/src/commonfrontend/worksheet/WorksheetView.cpp +++ b/src/commonfrontend/worksheet/WorksheetView.cpp @@ -1,1843 +1,1845 @@ /*************************************************************************** File : WorksheetView.cpp Project : LabPlot Description : Worksheet view -------------------------------------------------------------------- Copyright : (C) 2009-2017 Alexander Semke (alexander.semke@web.de) Copyright : (C) 2016 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 "commonfrontend/worksheet/WorksheetView.h" #include "backend/core/AbstractColumn.h" #include "backend/worksheet/plots/cartesian/Axis.h" #include "backend/worksheet/plots/cartesian/XYCurve.h" #include "backend/worksheet/plots/cartesian/XYCurvePrivate.h" #include "backend/worksheet/TextLabel.h" #include "commonfrontend/core/PartMdiView.h" #include "kdefrontend/widgets/ThemesWidget.h" #include "kdefrontend/worksheet/GridDialog.h" #include "kdefrontend/worksheet/PresenterWidget.h" #include "kdefrontend/worksheet/DynamicPresenterWidget.h" #include "backend/lib/trace.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include /** * \class WorksheetView * \brief Worksheet view */ /*! Constructur of the class. Creates a view for the Worksheet \c worksheet and initializes the internal model. */ WorksheetView::WorksheetView(Worksheet* worksheet) : QGraphicsView(), m_worksheet(worksheet), m_mouseMode(SelectionMode), m_cartesianPlotActionMode(ApplyActionToSelection), m_cartesianPlotMouseMode(CartesianPlot::SelectionMode), m_selectionBandIsShown(false), magnificationFactor(0), m_magnificationWindow(0), m_suppressSelectionChangedEvent(false), lastAddedWorksheetElement(0), m_fadeInTimeLine(0), m_fadeOutTimeLine(0), m_isClosing(false), m_menusInitialized(false), m_addNewMenu(nullptr), m_addNewCartesianPlotMenu(nullptr), m_zoomMenu(nullptr), m_magnificationMenu(nullptr), m_layoutMenu(nullptr), m_gridMenu(nullptr), m_themeMenu(nullptr), m_viewMouseModeMenu(nullptr), m_cartesianPlotMenu(nullptr), m_cartesianPlotMouseModeMenu(nullptr), m_cartesianPlotAddNewMenu(nullptr), m_cartesianPlotZoomMenu(nullptr), m_cartesianPlotActionModeMenu(nullptr), m_dataManipulationMenu(nullptr), tbNewCartesianPlot(0), tbZoom(0), tbMagnification(0) { setScene(m_worksheet->scene()); setRenderHint(QPainter::Antialiasing); setRubberBandSelectionMode(Qt::ContainsItemBoundingRect); setTransformationAnchor(QGraphicsView::AnchorUnderMouse); setResizeAnchor(QGraphicsView::AnchorViewCenter); setMinimumSize(16, 16); setFocusPolicy(Qt::StrongFocus); if (m_worksheet->useViewSize()) { setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff); } viewport()->setAttribute( Qt::WA_OpaquePaintEvent ); viewport()->setAttribute( Qt::WA_NoSystemBackground ); setAcceptDrops(true); setCacheMode(QGraphicsView::CacheBackground); m_gridSettings.style = WorksheetView::NoGrid; //signal/slot connections connect(m_worksheet, SIGNAL(requestProjectContextMenu(QMenu*)), this, SLOT(createContextMenu(QMenu*))); connect(m_worksheet, SIGNAL(itemSelected(QGraphicsItem*)), this, SLOT(selectItem(QGraphicsItem*)) ); connect(m_worksheet, SIGNAL(itemDeselected(QGraphicsItem*)), this, SLOT(deselectItem(QGraphicsItem*)) ); connect(m_worksheet, SIGNAL(requestUpdate()), this, SLOT(updateBackground()) ); connect(m_worksheet, SIGNAL(aspectAboutToBeRemoved(const AbstractAspect*)), this, SLOT(aspectAboutToBeRemoved(const AbstractAspect*))); connect(m_worksheet, SIGNAL(useViewSizeRequested()), this, SLOT(useViewSizeRequested()) ); connect(m_worksheet, SIGNAL(layoutChanged(Worksheet::Layout)), this, SLOT(layoutChanged(Worksheet::Layout)) ); connect(scene(), SIGNAL(selectionChanged()), this, SLOT(selectionChanged()) ); //resize the view to make the complete scene visible. //no need to resize the view when the project is being opened, //all views will be resized to the stored values at the end if (!m_worksheet->isLoading()) { float w = Worksheet::convertFromSceneUnits(sceneRect().width(), Worksheet::Inch); float h = Worksheet::convertFromSceneUnits(sceneRect().height(), Worksheet::Inch); w *= QApplication::desktop()->physicalDpiX(); h *= QApplication::desktop()->physicalDpiY(); resize(w*1.1, h*1.1); } } void WorksheetView::initActions() { QActionGroup* addNewActionGroup = new QActionGroup(this); QActionGroup* zoomActionGroup = new QActionGroup(this); QActionGroup* mouseModeActionGroup = new QActionGroup(this); QActionGroup* layoutActionGroup = new QActionGroup(this); QActionGroup* gridActionGroup = new QActionGroup(this); gridActionGroup->setExclusive(true); QActionGroup* magnificationActionGroup = new QActionGroup(this); selectAllAction = new QAction(QIcon::fromTheme("edit-select-all"), i18n("Select all"), this); selectAllAction->setShortcut(Qt::CTRL+Qt::Key_A); this->addAction(selectAllAction); connect(selectAllAction, SIGNAL(triggered()), SLOT(selectAllElements())); deleteAction = new QAction(QIcon::fromTheme("edit-delete"), i18n("Delete"), this); deleteAction->setShortcut(Qt::Key_Delete); this->addAction(deleteAction); connect(deleteAction, SIGNAL(triggered()), SLOT(deleteElement())); backspaceAction = new QAction(this); backspaceAction->setShortcut(Qt::Key_Backspace); this->addAction(backspaceAction); connect(backspaceAction, SIGNAL(triggered()), SLOT(deleteElement())); //Zoom actions zoomInViewAction = new QAction(QIcon::fromTheme("zoom-in"), i18n("Zoom in"), zoomActionGroup); zoomInViewAction->setShortcut(Qt::CTRL+Qt::Key_Plus); zoomOutViewAction = new QAction(QIcon::fromTheme("zoom-out"), i18n("Zoom out"), zoomActionGroup); zoomOutViewAction->setShortcut(Qt::CTRL+Qt::Key_Minus); zoomOriginAction = new QAction(QIcon::fromTheme("zoom-original"), i18n("Original size"), zoomActionGroup); zoomOriginAction->setShortcut(Qt::CTRL+Qt::Key_1); zoomFitPageHeightAction = new QAction(QIcon::fromTheme("zoom-fit-height"), i18n("Fit to height"), zoomActionGroup); zoomFitPageWidthAction = new QAction(QIcon::fromTheme("zoom-fit-width"), i18n("Fit to width"), zoomActionGroup); zoomFitSelectionAction = new QAction(i18n("Fit to selection"), zoomActionGroup); // Mouse mode actions selectionModeAction = new QAction(QIcon::fromTheme("labplot-cursor-arrow"), i18n("Select and Edit"), mouseModeActionGroup); selectionModeAction->setCheckable(true); navigationModeAction = new QAction(QIcon::fromTheme("input-mouse"), i18n("Navigate"), mouseModeActionGroup); navigationModeAction->setCheckable(true); zoomSelectionModeAction = new QAction(QIcon::fromTheme("page-zoom"), i18n("Select and Zoom"), mouseModeActionGroup); zoomSelectionModeAction->setCheckable(true); //Magnification actions noMagnificationAction = new QAction(QIcon::fromTheme("labplot-1x-zoom"), i18n("No Magnification"), magnificationActionGroup); noMagnificationAction->setCheckable(true); noMagnificationAction->setChecked(true); twoTimesMagnificationAction = new QAction(QIcon::fromTheme("labplot-2x-zoom"), i18n("2x Magnification"), magnificationActionGroup); twoTimesMagnificationAction->setCheckable(true); threeTimesMagnificationAction = new QAction(QIcon::fromTheme("labplot-3x-zoom"), i18n("3x Magnification"), magnificationActionGroup); threeTimesMagnificationAction->setCheckable(true); fourTimesMagnificationAction = new QAction(QIcon::fromTheme("labplot-4x-zoom"), i18n("4x Magnification"), magnificationActionGroup); fourTimesMagnificationAction->setCheckable(true); fiveTimesMagnificationAction = new QAction(QIcon::fromTheme("labplot-5x-zoom"), i18n("5x Magnification"), magnificationActionGroup); fiveTimesMagnificationAction->setCheckable(true); //TODO implement later "group selection action" where multiple objects can be selected by drawing a rectangular // selectionModeAction = new QAction(QIcon::fromTheme("select-rectangular"), i18n("Selection"), mouseModeActionGroup); // selectionModeAction->setCheckable(true); //"Add new" related actions addCartesianPlot1Action = new QAction(QIcon::fromTheme("labplot-xy-plot-four-axes"), i18n("box plot, four axes"), addNewActionGroup); addCartesianPlot2Action = new QAction(QIcon::fromTheme("labplot-xy-plot-two-axes"), i18n("box plot, two axes"), addNewActionGroup); addCartesianPlot3Action = new QAction(QIcon::fromTheme("labplot-xy-plot-two-axes-centered"), i18n("two axes, centered"), addNewActionGroup); addCartesianPlot4Action = new QAction(QIcon::fromTheme("labplot-xy-plot-two-axes-centered-origin"), i18n("two axes, crossing at origin"), addNewActionGroup); addTextLabelAction = new QAction(QIcon::fromTheme("draw-text"), i18n("text label"), addNewActionGroup); addBarChartPlot= new QAction(QIcon::fromTheme("office-chart-line"), i18n("bar chart"), addNewActionGroup); //Layout actions verticalLayoutAction = new QAction(QIcon::fromTheme("labplot-editvlayout"), i18n("Vertical layout"), layoutActionGroup); verticalLayoutAction->setCheckable(true); horizontalLayoutAction = new QAction(QIcon::fromTheme("labplot-edithlayout"), i18n("Horizontal layout"), layoutActionGroup); horizontalLayoutAction->setCheckable(true); gridLayoutAction = new QAction(QIcon::fromTheme("labplot-editgrid"), i18n("Grid layout"), layoutActionGroup); gridLayoutAction->setCheckable(true); breakLayoutAction = new QAction(QIcon::fromTheme("labplot-editbreaklayout"), i18n("Break layout"), layoutActionGroup); breakLayoutAction->setEnabled(false); //Grid actions noGridAction = new QAction(i18n("no grid"), gridActionGroup); noGridAction->setCheckable(true); noGridAction->setChecked(true); noGridAction->setData(WorksheetView::NoGrid); denseLineGridAction = new QAction(i18n("dense line grid"), gridActionGroup); denseLineGridAction->setCheckable(true); sparseLineGridAction = new QAction(i18n("sparse line grid"), gridActionGroup); sparseLineGridAction->setCheckable(true); denseDotGridAction = new QAction(i18n("dense dot grid"), gridActionGroup); denseDotGridAction->setCheckable(true); sparseDotGridAction = new QAction(i18n("sparse dot grid"), gridActionGroup); sparseDotGridAction->setCheckable(true); customGridAction = new QAction(i18n("custom grid"), gridActionGroup); customGridAction->setCheckable(true); snapToGridAction = new QAction(i18n("snap to grid"), this); snapToGridAction->setCheckable(true); showPresenterMode = new QAction(QIcon::fromTheme("view-fullscreen"), i18n("Show in presenter mode"), this); //check the action corresponding to the currently active layout in worksheet this->layoutChanged(m_worksheet->layout()); connect(addNewActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(addNew(QAction*))); connect(mouseModeActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(mouseModeChanged(QAction*))); connect(zoomActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(changeZoom(QAction*))); connect(magnificationActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(magnificationChanged(QAction*))); connect(layoutActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(changeLayout(QAction*))); connect(gridActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(changeGrid(QAction*))); connect(snapToGridAction, SIGNAL(triggered()), this, SLOT(changeSnapToGrid())); connect(showPresenterMode, SIGNAL(triggered()), this, SLOT(presenterMode())); //action for cartesian plots QActionGroup* cartesianPlotActionModeActionGroup = new QActionGroup(this); cartesianPlotActionModeActionGroup->setExclusive(true); cartesianPlotApplyToSelectionAction = new QAction(i18n("selected plots"), cartesianPlotActionModeActionGroup); cartesianPlotApplyToSelectionAction->setCheckable(true); cartesianPlotApplyToSelectionAction->setChecked(true); cartesianPlotApplyToAllAction = new QAction(i18n("all plots"), cartesianPlotActionModeActionGroup); cartesianPlotApplyToAllAction->setCheckable(true); connect(cartesianPlotActionModeActionGroup, SIGNAL(triggered(QAction*)), SLOT(cartesianPlotActionModeChanged(QAction*))); QActionGroup* cartesianPlotMouseModeActionGroup = new QActionGroup(this); cartesianPlotMouseModeActionGroup->setExclusive(true); cartesianPlotSelectionModeAction = new QAction(QIcon::fromTheme("labplot-cursor-arrow"), i18n("Select and edit"), cartesianPlotMouseModeActionGroup); cartesianPlotSelectionModeAction->setCheckable(true); cartesianPlotSelectionModeAction->setChecked(true); cartesianPlotZoomSelectionModeAction = new QAction(QIcon::fromTheme("labplot-zoom-select"), i18n("Select region and zoom in"), cartesianPlotMouseModeActionGroup); cartesianPlotZoomSelectionModeAction->setCheckable(true); cartesianPlotZoomXSelectionModeAction = new QAction(QIcon::fromTheme("labplot-zoom-select-x"), i18n("Select x-region and zoom in"), cartesianPlotMouseModeActionGroup); cartesianPlotZoomXSelectionModeAction->setCheckable(true); cartesianPlotZoomYSelectionModeAction = new QAction(QIcon::fromTheme("labplot-zoom-select-y"), i18n("Select y-region and zoom in"), cartesianPlotMouseModeActionGroup); cartesianPlotZoomYSelectionModeAction->setCheckable(true); connect(cartesianPlotMouseModeActionGroup, SIGNAL(triggered(QAction*)), SLOT(cartesianPlotMouseModeChanged(QAction*))); QActionGroup* cartesianPlotAddNewActionGroup = new QActionGroup(this); addCurveAction = new QAction(QIcon::fromTheme("labplot-xy-curve"), i18n("xy-curve"), cartesianPlotAddNewActionGroup); addEquationCurveAction = new QAction(QIcon::fromTheme("labplot-xy-equation-curve"), i18n("xy-curve from a mathematical equation"), cartesianPlotAddNewActionGroup); addDataOperationCurveAction = new QAction(i18n("xy-curve from a data operation"), cartesianPlotAddNewActionGroup); addDataReductionCurveAction = new QAction(i18n("xy-curve from a data reduction"), cartesianPlotAddNewActionGroup); addDifferentiationCurveAction = new QAction(i18n("xy-curve from a differentiation"), cartesianPlotAddNewActionGroup); addIntegrationCurveAction = new QAction(i18n("xy-curve from an integration"), cartesianPlotAddNewActionGroup); // no icons yet addInterpolationCurveAction = new QAction(i18n("xy-curve from an interpolation"), cartesianPlotAddNewActionGroup); addSmoothCurveAction = new QAction(i18n("xy-curve from a smooth"), cartesianPlotAddNewActionGroup); addFourierFilterCurveAction = new QAction(i18n("xy-curve from a Fourier filter"), cartesianPlotAddNewActionGroup); addFourierTransformCurveAction = new QAction(i18n("xy-curve from a Fourier transform"), cartesianPlotAddNewActionGroup); // addInterpolationCurveAction = new QAction(QIcon::fromTheme("labplot-xy-interpolation-curve"), i18n("xy-curve from an interpolation"), cartesianPlotAddNewActionGroup); // addSmoothCurveAction = new QAction(QIcon::fromTheme("labplot-xy-smooth-curve"), i18n("xy-curve from a smooth"), cartesianPlotAddNewActionGroup); addFitCurveAction = new QAction(QIcon::fromTheme("labplot-xy-fit-curve"), i18n("xy-curve from a fit to data"), cartesianPlotAddNewActionGroup); // addFourierFilterCurveAction = new QAction(QIcon::fromTheme("labplot-xy-fourier_filter-curve"), i18n("xy-curve from a Fourier filter"), cartesianPlotAddNewActionGroup); // addFourierTransformCurveAction = new QAction(QIcon::fromTheme("labplot-xy-fourier_transform-curve"), i18n("xy-curve from a Fourier transform"), cartesianPlotAddNewActionGroup); addLegendAction = new QAction(QIcon::fromTheme("text-field"), i18n("legend"), cartesianPlotAddNewActionGroup); addHorizontalAxisAction = new QAction(QIcon::fromTheme("labplot-axis-horizontal"), i18n("horizontal axis"), cartesianPlotAddNewActionGroup); addVerticalAxisAction = new QAction(QIcon::fromTheme("labplot-axis-vertical"), i18n("vertical axis"), cartesianPlotAddNewActionGroup); addCustomPointAction = new QAction(QIcon::fromTheme("draw-cross"), i18n("custom point"), cartesianPlotAddNewActionGroup); // Analysis menu addDataOperationAction = new QAction(i18n("Data operation"), cartesianPlotAddNewActionGroup); addDataReductionAction = new QAction(i18n("Data reduction"), cartesianPlotAddNewActionGroup); addDifferentiationAction = new QAction(i18n("Differentiation"), cartesianPlotAddNewActionGroup); addIntegrationAction = new QAction(i18n("Integration"), cartesianPlotAddNewActionGroup); // no icons yet addInterpolationAction = new QAction(i18n("Interpolation"), cartesianPlotAddNewActionGroup); addSmoothAction = new QAction(i18n("Smooth"), cartesianPlotAddNewActionGroup); addFitAction = new QAction(QIcon::fromTheme("labplot-xy-fit-curve"), i18n("Data fitting"), cartesianPlotAddNewActionGroup); addFourierFilterAction = new QAction(i18n("Fourier filter"), cartesianPlotAddNewActionGroup); addFourierTransformAction = new QAction(i18n("Fourier transform"), cartesianPlotAddNewActionGroup); // addInterpolationAction = new QAction(QIcon::fromTheme("labplot-xy-interpolation-curve"), i18n("Interpolation"), cartesianPlotAddNewActionGroup); // addSmoothAction = new QAction(QIcon::fromTheme("labplot-xy-smooth-curve"), i18n("Smooth"), cartesianPlotAddNewActionGroup); // addFourierFilterAction = new QAction(QIcon::fromTheme("labplot-xy-fourier_filter-curve"), i18n("Fourier filter"), cartesianPlotAddNewActionGroup); // addFourierTransformAction = new QAction(QIcon::fromTheme("labplot-xy-fourier_transform-curve"), i18n("Fourier transform"), cartesianPlotAddNewActionGroup); connect(cartesianPlotAddNewActionGroup, SIGNAL(triggered(QAction*)), SLOT(cartesianPlotAddNew(QAction*))); QActionGroup* cartesianPlotNavigationGroup = new QActionGroup(this); scaleAutoAction = new QAction(QIcon::fromTheme("labplot-auto-scale-all"), i18n("auto scale"), cartesianPlotNavigationGroup); scaleAutoAction->setData(CartesianPlot::ScaleAuto); scaleAutoXAction = new QAction(QIcon::fromTheme("labplot-auto-scale-x"), i18n("auto scale X"), cartesianPlotNavigationGroup); scaleAutoXAction->setData(CartesianPlot::ScaleAutoX); scaleAutoYAction = new QAction(QIcon::fromTheme("labplot-auto-scale-y"), i18n("auto scale Y"), cartesianPlotNavigationGroup); scaleAutoYAction->setData(CartesianPlot::ScaleAutoY); zoomInAction = new QAction(QIcon::fromTheme("zoom-in"), i18n("zoom in"), cartesianPlotNavigationGroup); zoomInAction->setData(CartesianPlot::ZoomIn); zoomOutAction = new QAction(QIcon::fromTheme("zoom-out"), i18n("zoom out"), cartesianPlotNavigationGroup); zoomOutAction->setData(CartesianPlot::ZoomOut); zoomInXAction = new QAction(QIcon::fromTheme("labplot-zoom-in-x"), i18n("zoom in X"), cartesianPlotNavigationGroup); zoomInXAction->setData(CartesianPlot::ZoomInX); zoomOutXAction = new QAction(QIcon::fromTheme("labplot-zoom-out-x"), i18n("zoom out X"), cartesianPlotNavigationGroup); zoomOutXAction->setData(CartesianPlot::ZoomOutX); zoomInYAction = new QAction(QIcon::fromTheme("labplot-zoom-in-y"), i18n("zoom in Y"), cartesianPlotNavigationGroup); zoomInYAction->setData(CartesianPlot::ZoomInY); zoomOutYAction = new QAction(QIcon::fromTheme("labplot-zoom-out-y"), i18n("zoom out Y"), cartesianPlotNavigationGroup); zoomOutYAction->setData(CartesianPlot::ZoomOutY); shiftLeftXAction = new QAction(QIcon::fromTheme("labplot-shift-left-x"), i18n("shift left X"), cartesianPlotNavigationGroup); shiftLeftXAction->setData(CartesianPlot::ShiftLeftX); shiftRightXAction = new QAction(QIcon::fromTheme("labplot-shift-right-x"), i18n("shift right X"), cartesianPlotNavigationGroup); shiftRightXAction->setData(CartesianPlot::ShiftRightX); shiftUpYAction = new QAction(QIcon::fromTheme("labplot-shift-up-y"), i18n("shift up Y"), cartesianPlotNavigationGroup); shiftUpYAction->setData(CartesianPlot::ShiftUpY); shiftDownYAction = new QAction(QIcon::fromTheme("labplot-shift-down-y"), i18n("shift down Y"), cartesianPlotNavigationGroup); shiftDownYAction->setData(CartesianPlot::ShiftDownY); connect(cartesianPlotNavigationGroup, SIGNAL(triggered(QAction*)), SLOT(cartesianPlotNavigationChanged(QAction*))); //set some default values selectionModeAction->setChecked(true); handleCartesianPlotActions(); changeZoom(zoomOriginAction); currentZoomAction = zoomInViewAction; currentMagnificationAction = noMagnificationAction; } void WorksheetView::initMenus() { initActions(); m_addNewCartesianPlotMenu = new QMenu(i18n("xy-plot"), this); m_addNewCartesianPlotMenu->addAction(addCartesianPlot1Action); m_addNewCartesianPlotMenu->addAction(addCartesianPlot2Action); m_addNewCartesianPlotMenu->addAction(addCartesianPlot3Action); m_addNewCartesianPlotMenu->addAction(addCartesianPlot4Action); m_addNewMenu = new QMenu(i18n("Add new"), this); m_addNewMenu->addMenu(m_addNewCartesianPlotMenu)->setIcon(QIcon::fromTheme("office-chart-line")); m_addNewMenu->addSeparator(); m_addNewMenu->addAction(addTextLabelAction); m_viewMouseModeMenu = new QMenu(i18n("Mouse Mode"), this); m_viewMouseModeMenu->setIcon(QIcon::fromTheme("input-mouse")); m_viewMouseModeMenu->addAction(selectionModeAction); m_viewMouseModeMenu->addAction(navigationModeAction); m_viewMouseModeMenu->addAction(zoomSelectionModeAction); m_zoomMenu = new QMenu(i18n("Zoom"), this); m_zoomMenu->setIcon(QIcon::fromTheme("zoom-draw")); m_zoomMenu->addAction(zoomInViewAction); m_zoomMenu->addAction(zoomOutViewAction); m_zoomMenu->addAction(zoomOriginAction); m_zoomMenu->addAction(zoomFitPageHeightAction); m_zoomMenu->addAction(zoomFitPageWidthAction); m_zoomMenu->addAction(zoomFitSelectionAction); m_magnificationMenu = new QMenu(i18n("Magnification"), this); m_magnificationMenu->setIcon(QIcon::fromTheme("labplot-zoom")); m_magnificationMenu->addAction(noMagnificationAction); m_magnificationMenu->addAction(twoTimesMagnificationAction); m_magnificationMenu->addAction(threeTimesMagnificationAction); m_magnificationMenu->addAction(fourTimesMagnificationAction); m_magnificationMenu->addAction(fiveTimesMagnificationAction); m_layoutMenu = new QMenu(i18n("Layout"), this); m_layoutMenu->addAction(verticalLayoutAction); m_layoutMenu->addAction(horizontalLayoutAction); m_layoutMenu->addAction(gridLayoutAction); m_layoutMenu->addSeparator(); m_layoutMenu->addAction(breakLayoutAction); m_gridMenu = new QMenu(i18n("Grid"), this); m_gridMenu->setIcon(QIcon::fromTheme("view-grid")); m_gridMenu->addAction(noGridAction); m_gridMenu->addSeparator(); m_gridMenu->addAction(sparseLineGridAction); m_gridMenu->addAction(denseLineGridAction); m_gridMenu->addSeparator(); m_gridMenu->addAction(sparseDotGridAction); m_gridMenu->addAction(denseDotGridAction); m_gridMenu->addSeparator(); m_gridMenu->addAction(customGridAction); //TODO: implement "snap to grid" and activate this action // m_gridMenu->addSeparator(); // m_gridMenu->addAction(snapToGridAction); m_cartesianPlotMenu = new QMenu(i18n("Cartesian Plot"), this); m_cartesianPlotMouseModeMenu = new QMenu(i18n("Mouse Mode"), this); m_cartesianPlotMouseModeMenu->setIcon(QIcon::fromTheme("input-mouse")); m_cartesianPlotMouseModeMenu->addAction(cartesianPlotSelectionModeAction); m_cartesianPlotMouseModeMenu->addAction(cartesianPlotZoomSelectionModeAction); m_cartesianPlotMouseModeMenu->addAction(cartesianPlotZoomXSelectionModeAction); m_cartesianPlotMouseModeMenu->addAction(cartesianPlotZoomYSelectionModeAction); m_cartesianPlotMouseModeMenu->addSeparator(); m_cartesianPlotAddNewMenu = new QMenu(i18n("Add new"), this); m_cartesianPlotAddNewMenu->addAction(addCurveAction); m_cartesianPlotAddNewMenu->addAction(addEquationCurveAction); m_cartesianPlotAddNewMenu->addAction(addDataOperationCurveAction); m_cartesianPlotAddNewMenu->addAction(addDataReductionCurveAction); m_cartesianPlotAddNewMenu->addAction(addDifferentiationCurveAction); m_cartesianPlotAddNewMenu->addAction(addIntegrationCurveAction); m_cartesianPlotAddNewMenu->addAction(addInterpolationCurveAction); m_cartesianPlotAddNewMenu->addAction(addSmoothCurveAction); m_cartesianPlotAddNewMenu->addAction(addFitCurveAction); m_cartesianPlotAddNewMenu->addAction(addFourierFilterCurveAction); m_cartesianPlotAddNewMenu->addAction(addFourierTransformCurveAction); m_cartesianPlotAddNewMenu->addAction(addLegendAction); m_cartesianPlotAddNewMenu->addSeparator(); m_cartesianPlotAddNewMenu->addAction(addHorizontalAxisAction); m_cartesianPlotAddNewMenu->addAction(addVerticalAxisAction); m_cartesianPlotZoomMenu = new QMenu(i18n("Zoom/Navigate"), this); m_cartesianPlotZoomMenu->setIcon(QIcon::fromTheme("zoom-draw")); m_cartesianPlotZoomMenu->addAction(scaleAutoAction); m_cartesianPlotZoomMenu->addAction(scaleAutoXAction); m_cartesianPlotZoomMenu->addAction(scaleAutoYAction); m_cartesianPlotZoomMenu->addSeparator(); m_cartesianPlotZoomMenu->addAction(zoomInAction); m_cartesianPlotZoomMenu->addAction(zoomOutAction); m_cartesianPlotZoomMenu->addSeparator(); m_cartesianPlotZoomMenu->addAction(zoomInXAction); m_cartesianPlotZoomMenu->addAction(zoomOutXAction); m_cartesianPlotZoomMenu->addSeparator(); m_cartesianPlotZoomMenu->addAction(zoomInYAction); m_cartesianPlotZoomMenu->addAction(zoomOutYAction); m_cartesianPlotZoomMenu->addSeparator(); m_cartesianPlotZoomMenu->addAction(shiftLeftXAction); m_cartesianPlotZoomMenu->addAction(shiftRightXAction); m_cartesianPlotZoomMenu->addSeparator(); m_cartesianPlotZoomMenu->addAction(shiftUpYAction); m_cartesianPlotZoomMenu->addAction(shiftDownYAction); m_cartesianPlotActionModeMenu = new QMenu(i18n("Apply actions to"), this); m_cartesianPlotActionModeMenu->addAction(cartesianPlotApplyToSelectionAction); m_cartesianPlotActionModeMenu->addAction(cartesianPlotApplyToAllAction); m_cartesianPlotMenu->addMenu(m_cartesianPlotMouseModeMenu); m_cartesianPlotMenu->addMenu(m_cartesianPlotAddNewMenu); m_cartesianPlotMenu->addMenu(m_cartesianPlotZoomMenu); m_cartesianPlotMenu->addSeparator(); m_cartesianPlotMenu->addMenu(m_cartesianPlotActionModeMenu); // Data manipulation menu m_dataManipulationMenu = new QMenu(i18n("Data Manipulation")); m_dataManipulationMenu->setIcon(QIcon::fromTheme("zoom-draw")); m_dataManipulationMenu->addAction(addDataOperationAction); m_dataManipulationMenu->addAction(addDataReductionAction); //themes menu m_themeMenu = new QMenu(i18n("Apply Theme")); ThemesWidget* themeWidget = new ThemesWidget(0); connect(themeWidget, SIGNAL(themeSelected(QString)), m_worksheet, SLOT(setTheme(QString))); connect(themeWidget, SIGNAL(themeSelected(QString)), m_themeMenu, SLOT(close())); QWidgetAction* widgetAction = new QWidgetAction(this); widgetAction->setDefaultWidget(themeWidget); m_themeMenu->addAction(widgetAction); m_menusInitialized = true; } /*! * Populates the menu \c menu with the worksheet and worksheet view relevant actions. * The menu is used * - as the context menu in WorksheetView * - as the "worksheet menu" in the main menu-bar (called form MainWin) * - as a part of the worksheet context menu in project explorer */ void WorksheetView::createContextMenu(QMenu* menu) { Q_ASSERT(menu); if (!m_menusInitialized) initMenus(); QAction* firstAction = 0; // if we're populating the context menu for the project explorer, then //there're already actions available there. Skip the first title-action //and insert the action at the beginning of the menu. if (menu->actions().size() > 1) firstAction = menu->actions().at(1); menu->insertMenu(firstAction, m_addNewMenu); menu->insertSeparator(firstAction); menu->insertMenu(firstAction, m_viewMouseModeMenu); menu->insertMenu(firstAction, m_zoomMenu); menu->insertMenu(firstAction, m_magnificationMenu); menu->insertMenu(firstAction, m_layoutMenu); menu->insertMenu(firstAction, m_gridMenu); menu->insertMenu(firstAction, m_themeMenu); menu->insertSeparator(firstAction); menu->insertMenu(firstAction, m_cartesianPlotMenu); menu->insertSeparator(firstAction); menu->insertAction(firstAction, showPresenterMode); menu->insertSeparator(firstAction); } void WorksheetView::createAnalysisMenu(QMenu* menu) { Q_ASSERT(menu); if (!m_menusInitialized) initMenus(); // Data manipulation menu menu->insertMenu(0, m_dataManipulationMenu); menu->addAction(addDifferentiationAction); menu->addAction(addIntegrationAction); menu->addAction(addInterpolationAction); menu->addAction(addSmoothAction); menu->addAction(addFitAction); menu->addAction(addFourierFilterAction); menu->addAction(addFourierTransformAction); } void WorksheetView::fillToolBar(QToolBar* toolBar) { toolBar->addSeparator(); tbNewCartesianPlot = new QToolButton(toolBar); tbNewCartesianPlot->setPopupMode(QToolButton::MenuButtonPopup); tbNewCartesianPlot->setMenu(m_addNewCartesianPlotMenu); tbNewCartesianPlot->setDefaultAction(addCartesianPlot1Action); toolBar->addWidget(tbNewCartesianPlot); toolBar->addAction(addTextLabelAction); toolBar->addSeparator(); toolBar->addAction(verticalLayoutAction); toolBar->addAction(horizontalLayoutAction); toolBar->addAction(gridLayoutAction); toolBar->addAction(breakLayoutAction); toolBar->addSeparator(); toolBar->addAction(selectionModeAction); toolBar->addAction(navigationModeAction); toolBar->addAction(zoomSelectionModeAction); tbZoom = new QToolButton(toolBar); tbZoom->setPopupMode(QToolButton::MenuButtonPopup); tbZoom->setMenu(m_zoomMenu); tbZoom->setDefaultAction(currentZoomAction); toolBar->addWidget(tbZoom); tbMagnification = new QToolButton(toolBar); tbMagnification->setPopupMode(QToolButton::MenuButtonPopup); tbMagnification->setMenu(m_magnificationMenu); tbMagnification->setDefaultAction(currentMagnificationAction); toolBar->addWidget(tbMagnification); } void WorksheetView::fillCartesianPlotToolBar(QToolBar* toolBar) { toolBar->addAction(cartesianPlotSelectionModeAction); toolBar->addAction(cartesianPlotZoomSelectionModeAction); toolBar->addAction(cartesianPlotZoomXSelectionModeAction); toolBar->addAction(cartesianPlotZoomYSelectionModeAction); toolBar->addSeparator(); toolBar->addAction(addCurveAction); toolBar->addAction(addEquationCurveAction); // don't over populate the tool bar // toolBar->addAction(addDifferentiationCurveAction); // toolBar->addAction(addIntegrationCurveAction); // toolBar->addAction(addDataOperationCurveAction); // toolBar->addAction(addDataReductionCurveAction); // toolBar->addAction(addInterpolationCurveAction); // toolBar->addAction(addSmoothCurveAction); // toolBar->addAction(addFitCurveAction); // toolBar->addAction(addFourierFilterCurveAction); // toolBar->addAction(addFourierTransformCurveAction); toolBar->addAction(addLegendAction); toolBar->addSeparator(); toolBar->addAction(addHorizontalAxisAction); toolBar->addAction(addVerticalAxisAction); toolBar->addSeparator(); toolBar->addAction(scaleAutoAction); toolBar->addAction(scaleAutoXAction); toolBar->addAction(scaleAutoYAction); toolBar->addAction(zoomInAction); toolBar->addAction(zoomOutAction); toolBar->addAction(zoomInXAction); toolBar->addAction(zoomOutXAction); toolBar->addAction(zoomInYAction); toolBar->addAction(zoomOutYAction); toolBar->addAction(shiftLeftXAction); toolBar->addAction(shiftRightXAction); toolBar->addAction(shiftUpYAction); toolBar->addAction(shiftDownYAction); + + handleCartesianPlotActions(); } void WorksheetView::setScene(QGraphicsScene* scene) { QGraphicsView::setScene(scene); setTransform(QTransform()); } void WorksheetView::setIsClosing() { m_isClosing = true; } void WorksheetView::drawForeground(QPainter* painter, const QRectF& rect) { if (m_mouseMode==ZoomSelectionMode && m_selectionBandIsShown) { painter->save(); const QRectF& selRect = mapToScene(QRect(m_selectionStart, m_selectionEnd).normalized()).boundingRect(); painter->setPen(QPen(Qt::black, 5/transform().m11())); painter->drawRect(selRect); painter->setBrush(Qt::blue); painter->setOpacity(0.2); painter->drawRect(selRect); painter->restore(); } QGraphicsView::drawForeground(painter, rect); } void WorksheetView::drawBackgroundItems(QPainter* painter, const QRectF& scene_rect) { // canvas painter->setOpacity(m_worksheet->backgroundOpacity()); if (m_worksheet->backgroundType() == PlotArea::Color) { switch (m_worksheet->backgroundColorStyle()) { case PlotArea::SingleColor: { painter->setBrush(QBrush(m_worksheet->backgroundFirstColor())); break; } case PlotArea::HorizontalLinearGradient: { QLinearGradient linearGrad(scene_rect.topLeft(), scene_rect.topRight()); linearGrad.setColorAt(0, m_worksheet->backgroundFirstColor()); linearGrad.setColorAt(1, m_worksheet->backgroundSecondColor()); painter->setBrush(QBrush(linearGrad)); break; } case PlotArea::VerticalLinearGradient: { QLinearGradient linearGrad(scene_rect.topLeft(), scene_rect.bottomLeft()); linearGrad.setColorAt(0, m_worksheet->backgroundFirstColor()); linearGrad.setColorAt(1, m_worksheet->backgroundSecondColor()); painter->setBrush(QBrush(linearGrad)); break; } case PlotArea::TopLeftDiagonalLinearGradient: { QLinearGradient linearGrad(scene_rect.topLeft(), scene_rect.bottomRight()); linearGrad.setColorAt(0, m_worksheet->backgroundFirstColor()); linearGrad.setColorAt(1, m_worksheet->backgroundSecondColor()); painter->setBrush(QBrush(linearGrad)); break; } case PlotArea::BottomLeftDiagonalLinearGradient: { QLinearGradient linearGrad(scene_rect.bottomLeft(), scene_rect.topRight()); linearGrad.setColorAt(0, m_worksheet->backgroundFirstColor()); linearGrad.setColorAt(1, m_worksheet->backgroundSecondColor()); painter->setBrush(QBrush(linearGrad)); break; } case PlotArea::RadialGradient: { QRadialGradient radialGrad(scene_rect.center(), scene_rect.width()/2); radialGrad.setColorAt(0, m_worksheet->backgroundFirstColor()); radialGrad.setColorAt(1, m_worksheet->backgroundSecondColor()); painter->setBrush(QBrush(radialGrad)); break; } //default: // painter->setBrush(QBrush(m_worksheet->backgroundFirstColor())); } painter->drawRect(scene_rect); } else if (m_worksheet->backgroundType() == PlotArea::Image) { // background image const QString& backgroundFileName = m_worksheet->backgroundFileName().trimmed(); if ( !backgroundFileName.isEmpty() ) { QPixmap pix(backgroundFileName); switch (m_worksheet->backgroundImageStyle()) { case PlotArea::ScaledCropped: pix = pix.scaled(scene_rect.size().toSize(),Qt::KeepAspectRatioByExpanding,Qt::SmoothTransformation); painter->drawPixmap(scene_rect.topLeft(),pix); break; case PlotArea::Scaled: pix = pix.scaled(scene_rect.size().toSize(),Qt::IgnoreAspectRatio,Qt::SmoothTransformation); painter->drawPixmap(scene_rect.topLeft(),pix); break; case PlotArea::ScaledAspectRatio: pix = pix.scaled(scene_rect.size().toSize(),Qt::KeepAspectRatio,Qt::SmoothTransformation); painter->drawPixmap(scene_rect.topLeft(),pix); break; case PlotArea::Centered: painter->drawPixmap(QPointF(scene_rect.center().x()-pix.size().width()/2,scene_rect.center().y()-pix.size().height()/2),pix); break; case PlotArea::Tiled: painter->drawTiledPixmap(scene_rect,pix); break; case PlotArea::CenterTiled: painter->drawTiledPixmap(scene_rect,pix,QPoint(scene_rect.size().width()/2,scene_rect.size().height()/2)); break; //default: // painter->drawPixmap(scene_rect.topLeft(),pix); } } } else if (m_worksheet->backgroundType() == PlotArea::Pattern) { // background pattern painter->setBrush(QBrush(m_worksheet->backgroundFirstColor(),m_worksheet->backgroundBrushStyle())); painter->drawRect(scene_rect); } //grid if (m_gridSettings.style != WorksheetView::NoGrid) { QColor c=m_gridSettings.color; c.setAlphaF(m_gridSettings.opacity); painter->setPen(c); qreal x, y; qreal left = scene_rect.left(); qreal right = scene_rect.right(); qreal top = scene_rect.top(); qreal bottom = scene_rect.bottom(); if (m_gridSettings.style==WorksheetView::LineGrid) { QLineF line; //horizontal lines y = top + m_gridSettings.verticalSpacing; while (y < bottom) { line.setLine( left, y, right, y ); painter->drawLine(line); y += m_gridSettings.verticalSpacing; } //vertical lines x = left + m_gridSettings.horizontalSpacing; while (x < right) { line.setLine( x, top, x, bottom ); painter->drawLine(line); x += m_gridSettings.horizontalSpacing; } } else { //DotGrid y = top + m_gridSettings.verticalSpacing; while (y < bottom) { x = left;// + m_gridSettings.horizontalSpacing; while (x < right) { x += m_gridSettings.horizontalSpacing; painter->drawPoint(x, y); } y += m_gridSettings.verticalSpacing; } } } } void WorksheetView::drawBackground(QPainter* painter, const QRectF& rect) { painter->save(); //painter->setRenderHint(QPainter::Antialiasing); QRectF scene_rect = sceneRect(); if (!m_worksheet->useViewSize()) { // background KColorScheme scheme(QPalette::Active, KColorScheme::Window); const QColor& color = scheme.background().color(); if (!scene_rect.contains(rect)) painter->fillRect(rect, color); //shadow // int shadowSize = scene_rect.width()*0.02; // QRectF rightShadowRect(scene_rect.right(), scene_rect.top() + shadowSize, shadowSize, scene_rect.height()); // QRectF bottomShadowRect(scene_rect.left() + shadowSize, scene_rect.bottom(), scene_rect.width(), shadowSize); // // const QColor& shadeColor = scheme.shade(color, KColorScheme::MidShade); // painter->fillRect(rightShadowRect.intersected(rect), shadeColor); // painter->fillRect(bottomShadowRect.intersected(rect), shadeColor); } drawBackgroundItems(painter, scene_rect); invalidateScene(rect, QGraphicsScene::BackgroundLayer); painter->restore(); } bool WorksheetView::isPlotAtPos(const QPoint& pos) const { bool plot = false; QGraphicsItem* item = itemAt(pos); if (item) { plot = item->data(0).toInt() == WorksheetElement::NameCartesianPlot; if (!plot && item->parentItem()) plot = item->parentItem()->data(0).toInt() == WorksheetElement::NameCartesianPlot; } return plot; } CartesianPlot* WorksheetView::plotAt(const QPoint& pos) const { QGraphicsItem* item = itemAt(pos); if (!item) return nullptr; QGraphicsItem* plotItem = nullptr; if (item->data(0).toInt() == WorksheetElement::NameCartesianPlot) plotItem = item; else { if (item->parentItem() && item->parentItem()->data(0).toInt() == WorksheetElement::NameCartesianPlot) plotItem = item->parentItem(); } if (plotItem == nullptr) return nullptr; CartesianPlot* plot = nullptr; for (auto* p : m_worksheet->children()) { if (p->graphicsItem() == plotItem) { plot = p; break; } } return plot; } //############################################################################## //#################################### Events ############################### //############################################################################## void WorksheetView::resizeEvent(QResizeEvent *event) { if (m_worksheet->useViewSize()) this->processResize(); QGraphicsView::resizeEvent(event); } void WorksheetView::wheelEvent(QWheelEvent *event) { if (m_mouseMode == ZoomSelectionMode) { if (event->delta() > 0) scale(1.2, 1.2); else if (event->delta() < 0) scale(1.0/1.2, 1.0/1.2); } else QGraphicsView::wheelEvent(event); } void WorksheetView::mousePressEvent(QMouseEvent* event) { //prevent the deselection of items when context menu event //was triggered (right button click) if (event->button() == Qt::RightButton) { event->accept(); return; } if (event->button() == Qt::LeftButton && m_mouseMode == ZoomSelectionMode) { m_selectionStart = event->pos(); m_selectionBandIsShown = true; QGraphicsView::mousePressEvent(event); return; } //to select curves having overlapping bounding boxes we need to check whether the cursor //is inside of item's shapes and not inside of the bounding boxes (Qt's default behaviour). for (auto* item : items(event->pos())) { if (!dynamic_cast(item)) continue; if ( item->shape().contains(item->mapFromScene(mapToScene(event->pos()))) ) { //deselect currently selected items for (auto* selectedItem : scene()->selectedItems()) selectedItem->setSelected(false); //select the item under the cursor and update the current selection item->setSelected(true); selectionChanged(); return; } } // select the worksheet in the project explorer if the view was clicked // and there is no selection currently. We need this for the case when // there is a single worksheet in the project and we change from the project-node // in the project explorer to the worksheet-node by clicking the view. if ( scene()->selectedItems().isEmpty() ) m_worksheet->setSelectedInView(true); QGraphicsView::mousePressEvent(event); } void WorksheetView::mouseReleaseEvent(QMouseEvent* event) { if (event->button() == Qt::LeftButton && m_mouseMode == ZoomSelectionMode) { m_selectionBandIsShown = false; viewport()->repaint(QRect(m_selectionStart, m_selectionEnd).normalized()); //don't zoom if very small region was selected, avoid occasional/unwanted zooming m_selectionEnd = event->pos(); if ( abs(m_selectionEnd.x() - m_selectionStart.x()) > 20 && abs(m_selectionEnd.y() - m_selectionStart.y()) > 20 ) fitInView(mapToScene(QRect(m_selectionStart, m_selectionEnd).normalized()).boundingRect(), Qt::KeepAspectRatio); } QGraphicsView::mouseReleaseEvent(event); } void WorksheetView::mouseMoveEvent(QMouseEvent* event) { if (m_mouseMode == SelectionMode && m_cartesianPlotMouseMode != CartesianPlot::SelectionMode ) { //check whether there is a cartesian plot under the cursor //and set the cursor appearance according to the current mouse mode for the cartesian plots if ( isPlotAtPos(event->pos()) ) { if (m_cartesianPlotMouseMode == CartesianPlot::ZoomSelectionMode) setCursor(Qt::CrossCursor); else if (m_cartesianPlotMouseMode == CartesianPlot::ZoomXSelectionMode) setCursor(Qt::SizeHorCursor); else if (m_cartesianPlotMouseMode == CartesianPlot::ZoomYSelectionMode) setCursor(Qt::SizeVerCursor); } else setCursor(Qt::ArrowCursor); } else if (m_mouseMode == SelectionMode && m_cartesianPlotMouseMode == CartesianPlot::SelectionMode ) setCursor(Qt::ArrowCursor); else if (m_selectionBandIsShown) { QRect rect = QRect(m_selectionStart, m_selectionEnd).normalized(); m_selectionEnd = event->pos(); rect = rect.united(QRect(m_selectionStart, m_selectionEnd).normalized()); int penWidth = 5/transform().m11(); rect.setX(rect.x()-penWidth); rect.setY(rect.y()-penWidth); rect.setHeight(rect.height()+2*penWidth); rect.setWidth(rect.width()+2*penWidth); viewport()->repaint(rect); } //show the magnification window if (magnificationFactor /*&& m_mouseMode == SelectAndEditMode*/) { if (!m_magnificationWindow) { m_magnificationWindow = new QGraphicsPixmapItem(0); m_magnificationWindow->setZValue(std::numeric_limits::max()); scene()->addItem(m_magnificationWindow); } m_magnificationWindow->setVisible(false); //copy the part of the view to be shown magnified QPointF pos = mapToScene(event->pos()); const int size = Worksheet::convertToSceneUnits(2.0, Worksheet::Centimeter)/transform().m11(); const QRectF copyRect(pos.x() - size/(2*magnificationFactor), pos.y() - size/(2*magnificationFactor), size/magnificationFactor, size/magnificationFactor); QPixmap px = QPixmap::grabWidget(this, mapFromScene(copyRect).boundingRect()); px = px.scaled(size, size, Qt::IgnoreAspectRatio, Qt::SmoothTransformation); //draw the bounding rect QPainter painter(&px); const QPen pen = QPen(Qt::lightGray, 2/transform().m11()); painter.setPen(pen); QRect rect = px.rect(); rect.setWidth(rect.width()-pen.widthF()/2); rect.setHeight(rect.height()-pen.widthF()/2); painter.drawRect(rect); //set the pixmap m_magnificationWindow->setPixmap(px); m_magnificationWindow->setPos(pos.x()- px.width()/2, pos.y()- px.height()/2); m_magnificationWindow->setVisible(true); } else if (m_magnificationWindow) m_magnificationWindow->setVisible(false); QGraphicsView::mouseMoveEvent(event); } void WorksheetView::contextMenuEvent(QContextMenuEvent* e) { if ( (m_magnificationWindow && m_magnificationWindow->isVisible() && items(e->pos()).size() == 1) || !itemAt(e->pos()) ) { //no item or only the magnification window under the cursor -> show the context menu for the worksheet QMenu *menu = new QMenu(this); this->createContextMenu(menu); menu->exec(QCursor::pos()); } else { //propagate the event to the scene and graphics items QGraphicsView::contextMenuEvent(e); } } void WorksheetView::keyPressEvent(QKeyEvent* event) { if (event->matches(QKeySequence::Copy)) //add here copying of objects exportToClipboard(); } void WorksheetView::dragEnterEvent(QDragEnterEvent* event) { //ignore events not related to internal drags of columns etc., e.g. dropping of external files onto LabPlot const QMimeData* mimeData = event->mimeData(); if (!mimeData) { event->ignore(); return; } if (mimeData->formats().at(0) != QLatin1String("labplot-dnd")) { event->ignore(); return; } //select the worksheet in the project explorer and bring the view to the foreground m_worksheet->setSelectedInView(true); m_worksheet->mdiSubWindow()->mdiArea()->setActiveSubWindow(m_worksheet->mdiSubWindow()); event->setAccepted(true); } void WorksheetView::dragMoveEvent(QDragMoveEvent* event) { // only accept drop events if we have a plot under the cursor where we can drop columns onto bool plot = isPlotAtPos(event->pos()); event->setAccepted(plot); } void WorksheetView::dropEvent(QDropEvent* event) { CartesianPlot* plot = plotAt(event->pos()); if (plot != nullptr) plot->processDropEvent(event); } //############################################################################## //#################################### SLOTs ################################ //############################################################################## void WorksheetView::useViewSizeRequested() { if (m_worksheet->useViewSize()) { setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff); zoomFitPageHeightAction->setVisible(false); zoomFitPageWidthAction->setVisible(false); currentZoomAction = zoomInViewAction; if (tbZoom) tbZoom->setDefaultAction(zoomInViewAction); //determine and set the current view size this->processResize(); } else { setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded); setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded); zoomFitPageHeightAction->setVisible(true); zoomFitPageWidthAction->setVisible(true); } } void WorksheetView::processResize() { if (size() != sceneRect().size()) { static const float hscale = QApplication::desktop()->physicalDpiX()/(Worksheet::convertToSceneUnits(1,Worksheet::Inch)); static const float vscale = QApplication::desktop()->physicalDpiY()/(Worksheet::convertToSceneUnits(1,Worksheet::Inch)); m_worksheet->setUndoAware(false); m_worksheet->setPageRect(QRectF(0.0, 0.0, width()/hscale, height()/vscale)); m_worksheet->setUndoAware(true); } } void WorksheetView::changeZoom(QAction* action) { if (action == zoomInViewAction) scale(1.2, 1.2); else if (action == zoomOutViewAction) scale(1.0/1.2, 1.0/1.2); else if (action == zoomOriginAction) { static const float hscale = QApplication::desktop()->physicalDpiX()/(Worksheet::convertToSceneUnits(1,Worksheet::Inch)); static const float vscale = QApplication::desktop()->physicalDpiY()/(Worksheet::convertToSceneUnits(1,Worksheet::Inch)); setTransform(QTransform::fromScale(hscale, vscale)); } else if (action == zoomFitPageWidthAction) { float scaleFactor = viewport()->width()/scene()->sceneRect().width(); setTransform(QTransform::fromScale(scaleFactor, scaleFactor)); } else if (action == zoomFitPageHeightAction) { float scaleFactor = viewport()->height()/scene()->sceneRect().height(); setTransform(QTransform::fromScale(scaleFactor, scaleFactor)); } else if (action == zoomFitSelectionAction) fitInView(scene()->selectionArea().boundingRect(),Qt::KeepAspectRatio); currentZoomAction = action; if (tbZoom) tbZoom->setDefaultAction(action); } void WorksheetView::magnificationChanged(QAction* action) { if (action == noMagnificationAction) magnificationFactor = 0; else if (action == twoTimesMagnificationAction) magnificationFactor = 2; else if (action == threeTimesMagnificationAction) magnificationFactor = 3; else if (action == fourTimesMagnificationAction) magnificationFactor = 4; else if (action == fiveTimesMagnificationAction) magnificationFactor = 5; currentMagnificationAction = action; if (tbMagnification) tbMagnification->setDefaultAction(action); } void WorksheetView::mouseModeChanged(QAction* action) { if (action == selectionModeAction) { m_mouseMode = SelectionMode; setInteractive(true); setDragMode(QGraphicsView::NoDrag); } else if (action == navigationModeAction) { m_mouseMode = NavigationMode; setInteractive(false); setDragMode(QGraphicsView::ScrollHandDrag); } else { m_mouseMode = ZoomSelectionMode; setInteractive(false); setDragMode(QGraphicsView::NoDrag); } } //"Add new" related slots void WorksheetView::addNew(QAction* action) { WorksheetElement* aspect = 0; if (action == addCartesianPlot1Action) { CartesianPlot* plot = new CartesianPlot(i18n("xy-plot")); plot->initDefault(CartesianPlot::FourAxes); plot->setMouseMode(m_cartesianPlotMouseMode); aspect = plot; if (tbNewCartesianPlot) tbNewCartesianPlot->setDefaultAction(addCartesianPlot1Action); } else if (action == addCartesianPlot2Action) { CartesianPlot* plot = new CartesianPlot(i18n("xy-plot")); plot->initDefault(CartesianPlot::TwoAxes); plot->setMouseMode(m_cartesianPlotMouseMode); aspect = plot; if (tbNewCartesianPlot) tbNewCartesianPlot->setDefaultAction(addCartesianPlot2Action); } else if (action == addCartesianPlot3Action) { CartesianPlot* plot = new CartesianPlot(i18n("xy-plot")); plot->initDefault(CartesianPlot::TwoAxesCentered); plot->setMouseMode(m_cartesianPlotMouseMode); aspect = plot; if (tbNewCartesianPlot) tbNewCartesianPlot->setDefaultAction(addCartesianPlot3Action); } else if (action == addCartesianPlot4Action) { CartesianPlot* plot = new CartesianPlot(i18n("xy-plot")); plot->initDefault(CartesianPlot::TwoAxesCenteredZero); plot->setMouseMode(m_cartesianPlotMouseMode); aspect = plot; if (tbNewCartesianPlot) tbNewCartesianPlot->setDefaultAction(addCartesianPlot4Action); } else if (action == addTextLabelAction) { TextLabel* l = new TextLabel(i18n("text label")); l->setText(i18n("text label")); aspect = l; } if (!aspect) return; m_worksheet->addChild(aspect); handleCartesianPlotActions(); if (!m_fadeInTimeLine) { m_fadeInTimeLine = new QTimeLine(1000, this); m_fadeInTimeLine->setFrameRange(0, 100); connect(m_fadeInTimeLine, SIGNAL(valueChanged(qreal)), this, SLOT(fadeIn(qreal))); } //if there is already an element fading in, stop the time line and show the element with the full opacity. if (m_fadeInTimeLine->state() == QTimeLine::Running) { m_fadeInTimeLine->stop(); QGraphicsOpacityEffect* effect = new QGraphicsOpacityEffect(); effect->setOpacity(1); lastAddedWorksheetElement->graphicsItem()->setGraphicsEffect(effect); } //fade-in the newly added element lastAddedWorksheetElement = aspect; QGraphicsOpacityEffect* effect = new QGraphicsOpacityEffect(); effect->setOpacity(0); lastAddedWorksheetElement->graphicsItem()->setGraphicsEffect(effect); m_fadeInTimeLine->start(); } /*! * select all top-level items */ void WorksheetView::selectAllElements() { //deselect all previously selected items since there can be some non top-level items belong them m_suppressSelectionChangedEvent = true; for (auto* item : m_selectedItems) m_worksheet->setItemSelectedInView(item, false); //select top-level items for (auto* item : scene()->items()) { if (!item->parentItem()) item->setSelected(true); } m_suppressSelectionChangedEvent = false; this->selectionChanged(); } /*! * deletes selected worksheet elements */ void WorksheetView::deleteElement() { if (m_selectedItems.isEmpty()) return; int rc = KMessageBox::warningYesNo( this, i18np("Do you really want to delete the selected object?", "Do you really want to delete the selected %1 objects?", m_selectedItems.size()), i18n("Delete selected objects")); if (rc == KMessageBox::No) return; m_suppressSelectionChangedEvent = true; m_worksheet->beginMacro(i18n("%1: Remove selected worksheet elements.", m_worksheet->name())); for (auto* item : m_selectedItems) m_worksheet->deleteAspectFromGraphicsItem(item); m_worksheet->endMacro(); m_suppressSelectionChangedEvent = false; } void WorksheetView::aspectAboutToBeRemoved(const AbstractAspect* aspect) { lastAddedWorksheetElement = dynamic_cast(const_cast(aspect)); if (!lastAddedWorksheetElement) return; //FIXME: fading-out doesn't work //also, the following code collides with undo/redo of the deletion //of a worksheet element (after redoing the element is not shown with the full opacity /* if (!m_fadeOutTimeLine) { m_fadeOutTimeLine = new QTimeLine(1000, this); m_fadeOutTimeLine->setFrameRange(0, 100); connect(m_fadeOutTimeLine, SIGNAL(valueChanged(qreal)), this, SLOT(fadeOut(qreal))); } //if there is already an element fading out, stop the time line if (m_fadeOutTimeLine->state() == QTimeLine::Running) m_fadeOutTimeLine->stop(); m_fadeOutTimeLine->start(); */ } void WorksheetView::fadeIn(qreal value) { QGraphicsOpacityEffect* effect = new QGraphicsOpacityEffect(); effect->setOpacity(value); lastAddedWorksheetElement->graphicsItem()->setGraphicsEffect(effect); } void WorksheetView::fadeOut(qreal value) { QGraphicsOpacityEffect* effect = new QGraphicsOpacityEffect(); effect->setOpacity(1 - value); lastAddedWorksheetElement->graphicsItem()->setGraphicsEffect(effect); } /*! * called when one of the layout-actions in WorkseetView was triggered. * sets the layout in Worksheet and enables/disables the layout actions. */ void WorksheetView::changeLayout(QAction* action) { if (action == breakLayoutAction) { verticalLayoutAction->setEnabled(true); verticalLayoutAction->setChecked(false); horizontalLayoutAction->setEnabled(true); horizontalLayoutAction->setChecked(false); gridLayoutAction->setEnabled(true); gridLayoutAction->setChecked(false); breakLayoutAction->setEnabled(false); m_worksheet->setLayout(Worksheet::NoLayout); } else { verticalLayoutAction->setEnabled(false); horizontalLayoutAction->setEnabled(false); gridLayoutAction->setEnabled(false); breakLayoutAction->setEnabled(true); if (action == verticalLayoutAction) { verticalLayoutAction->setChecked(true); m_worksheet->setLayout(Worksheet::VerticalLayout); } else if (action == horizontalLayoutAction) { horizontalLayoutAction->setChecked(true); m_worksheet->setLayout(Worksheet::HorizontalLayout); } else { gridLayoutAction->setChecked(true); m_worksheet->setLayout(Worksheet::GridLayout); } } } void WorksheetView::changeGrid(QAction* action) { if (action == noGridAction) { m_gridSettings.style = WorksheetView::NoGrid; snapToGridAction->setEnabled(false); } else if (action == sparseLineGridAction) { m_gridSettings.style = WorksheetView::LineGrid; m_gridSettings.color = Qt::gray; m_gridSettings.opacity = 0.7; m_gridSettings.horizontalSpacing = 15; m_gridSettings.verticalSpacing = 15; } else if (action == denseLineGridAction) { m_gridSettings.style = WorksheetView::LineGrid; m_gridSettings.color = Qt::gray; m_gridSettings.opacity = 0.7; m_gridSettings.horizontalSpacing = 5; m_gridSettings.verticalSpacing = 5; } else if (action == denseDotGridAction) { m_gridSettings.style = WorksheetView::DotGrid; m_gridSettings.color = Qt::black; m_gridSettings.opacity = 0.7; m_gridSettings.horizontalSpacing = 5; m_gridSettings.verticalSpacing = 5; } else if (action == sparseDotGridAction) { m_gridSettings.style = WorksheetView::DotGrid; m_gridSettings.color = Qt::black; m_gridSettings.opacity = 0.7; m_gridSettings.horizontalSpacing = 15; m_gridSettings.verticalSpacing = 15; } else if (action == customGridAction) { GridDialog* dlg = new GridDialog(this); if (dlg->exec() == QDialog::Accepted) dlg->save(m_gridSettings); else return; } if (m_gridSettings.style == WorksheetView::NoGrid) snapToGridAction->setEnabled(false); else snapToGridAction->setEnabled(true); invalidateScene(sceneRect(), QGraphicsScene::BackgroundLayer); } //TODO void WorksheetView::changeSnapToGrid() { } /*! * Selects the QGraphicsItem \c item in \c WorksheetView. * The selection in \c ProjectExplorer is forwarded to \c Worksheet * and is finally handled here. */ void WorksheetView::selectItem(QGraphicsItem* item) { m_suppressSelectionChangedEvent = true; item->setSelected(true); m_selectedItems<setSelected(false); m_selectedItems.removeOne(item); handleCartesianPlotActions(); m_suppressSelectionChangedEvent = false; } /*! * Called on selection changes in the view. * Determines which items were selected and deselected * and forwards these changes to \c Worksheet */ void WorksheetView::selectionChanged() { //if the project is being closed, the scene items are being removed and the selection can change. //don't react on these changes since this can lead crashes (worksheet object is already in the destructor). if (m_isClosing) return; if (m_suppressSelectionChangedEvent) return; QList items = scene()->selectedItems(); //When making a graphics item invisible, it gets deselected in the scene. //In this case we don't want to deselect the item in the project explorer. bool invisibleDeselected = false; //check, whether the previously selected items were deselected now. //Forward the deselection prior to the selection of new items //in order to avoid the unwanted multiple selection in project explorer for (auto* item : m_selectedItems ) { if ( items.indexOf(item) == -1 ) { if (item->isVisible()) m_worksheet->setItemSelectedInView(item, false); else invisibleDeselected = true; } } //select new items if (items.isEmpty() && invisibleDeselected == false) { //no items selected -> select the worksheet again. m_worksheet->setSelectedInView(true); //if one of the "zoom&select" plot mouse modes was selected before, activate the default "selection mode" again //since no plots are selected now. if (m_mouseMode == SelectionMode && m_cartesianPlotMouseMode!= CartesianPlot::SelectionMode) { cartesianPlotSelectionModeAction->setChecked(true); cartesianPlotMouseModeChanged(cartesianPlotSelectionModeAction); } } else { for (const auto* item : items) m_worksheet->setItemSelectedInView(item, true); //items selected -> deselect the worksheet in the project explorer //prevents unwanted multiple selection with worksheet (if it was selected before) m_worksheet->setSelectedInView(false); } m_selectedItems = items; handleCartesianPlotActions(); } //check whether we have cartesian plots selected and activate/deactivate void WorksheetView::handleCartesianPlotActions() { if (!m_menusInitialized) return; bool plot = false; if (m_cartesianPlotActionMode == ApplyActionToSelection) { //check whether we have cartesian plots selected for (auto* item : m_selectedItems) { //TODO: or if a children of a plot is selected if (item->data(0).toInt() == WorksheetElement::NameCartesianPlot) { plot = true; break; } } } else { //actions are applied to all available plots -> check whether we have plots plot = (m_worksheet->children().size() != 0); } cartesianPlotSelectionModeAction->setEnabled(plot); cartesianPlotZoomSelectionModeAction->setEnabled(plot); cartesianPlotZoomXSelectionModeAction->setEnabled(plot); cartesianPlotZoomYSelectionModeAction->setEnabled(plot); addCurveAction->setEnabled(plot); addEquationCurveAction->setEnabled(plot); addDataOperationCurveAction->setEnabled(false); addDataReductionCurveAction->setEnabled(plot); addDifferentiationCurveAction->setEnabled(plot); addIntegrationCurveAction->setEnabled(plot); addInterpolationCurveAction->setEnabled(plot); addSmoothCurveAction->setEnabled(plot); addFitCurveAction->setEnabled(plot); addFourierFilterCurveAction->setEnabled(plot); addFourierTransformCurveAction->setEnabled(plot); addHorizontalAxisAction->setEnabled(plot); addVerticalAxisAction->setEnabled(plot); addLegendAction->setEnabled(plot); scaleAutoXAction->setEnabled(plot); scaleAutoYAction->setEnabled(plot); scaleAutoAction->setEnabled(plot); zoomInAction->setEnabled(plot); zoomOutAction->setEnabled(plot); zoomInXAction->setEnabled(plot); zoomOutXAction->setEnabled(plot); zoomInYAction->setEnabled(plot); zoomOutYAction->setEnabled(plot); shiftLeftXAction->setEnabled(plot); shiftRightXAction->setEnabled(plot); shiftUpYAction->setEnabled(plot); shiftDownYAction->setEnabled(plot); // analysis menu //TODO: enable also if children of plots are selected addDataOperationAction->setEnabled(false); m_dataManipulationMenu->setEnabled(plot); addDifferentiationAction->setEnabled(plot); addIntegrationAction->setEnabled(plot); addInterpolationAction->setEnabled(plot); addSmoothAction->setEnabled(plot); addFitAction->setEnabled(plot); addFourierFilterAction->setEnabled(plot); addFourierTransformAction->setEnabled(plot); } void WorksheetView::exportToFile(const QString& path, const ExportFormat format, const ExportArea area, const bool background, const int resolution) { QRectF sourceRect; //determine the rectangular to print if (area == WorksheetView::ExportBoundingBox) sourceRect = scene()->itemsBoundingRect(); else if (area == WorksheetView::ExportSelection) { //TODO doesn't work: rect = scene()->selectionArea().boundingRect(); for (const auto* item : m_selectedItems) sourceRect = sourceRect.united( item->mapToScene(item->boundingRect()).boundingRect() ); } else sourceRect = scene()->sceneRect(); //print if (format == WorksheetView::Pdf) { QPrinter printer(QPrinter::HighResolution); printer.setOutputFormat(QPrinter::PdfFormat); printer.setOutputFileName(path); int w = Worksheet::convertFromSceneUnits(sourceRect.width(), Worksheet::Millimeter); int h = Worksheet::convertFromSceneUnits(sourceRect.height(), Worksheet::Millimeter); printer.setPaperSize( QSizeF(w, h), QPrinter::Millimeter); printer.setPageMargins(0,0,0,0, QPrinter::Millimeter); printer.setPrintRange(QPrinter::PageRange); printer.setCreator(QLatin1String("LabPlot ") + LVERSION); QPainter painter(&printer); painter.setRenderHint(QPainter::Antialiasing); QRectF targetRect(0, 0, painter.device()->width(),painter.device()->height()); painter.begin(&printer); exportPaint(&painter, targetRect, sourceRect, background); painter.end(); } else if (format == WorksheetView::Svg) { QSvgGenerator generator; generator.setFileName(path); int w = Worksheet::convertFromSceneUnits(sourceRect.width(), Worksheet::Millimeter); int h = Worksheet::convertFromSceneUnits(sourceRect.height(), Worksheet::Millimeter); w = w*QApplication::desktop()->physicalDpiX()/25.4; h = h*QApplication::desktop()->physicalDpiY()/25.4; generator.setSize(QSize(w, h)); QRectF targetRect(0, 0, w, h); generator.setViewBox(targetRect); QPainter painter; painter.begin(&generator); exportPaint(&painter, targetRect, sourceRect, background); painter.end(); } else { //PNG //TODO add all formats supported by Qt in QImage int w = Worksheet::convertFromSceneUnits(sourceRect.width(), Worksheet::Millimeter); int h = Worksheet::convertFromSceneUnits(sourceRect.height(), Worksheet::Millimeter); w = w*resolution/25.4; h = h*resolution/25.4; QImage image(QSize(w, h), QImage::Format_ARGB32_Premultiplied); image.fill(Qt::transparent); QRectF targetRect(0, 0, w, h); QPainter painter; painter.begin(&image); painter.setRenderHint(QPainter::Antialiasing); exportPaint(&painter, targetRect, sourceRect, background); painter.end(); image.save(path, "PNG"); } } void WorksheetView::exportToClipboard() { #ifndef QT_NO_CLIPBOARD QRectF sourceRect; if (m_selectedItems.size() == 0) sourceRect = scene()->itemsBoundingRect(); else { //export selection for (const auto* item : m_selectedItems) sourceRect = sourceRect.united( item->mapToScene(item->boundingRect()).boundingRect() ); } int w = Worksheet::convertFromSceneUnits(sourceRect.width(), Worksheet::Millimeter); int h = Worksheet::convertFromSceneUnits(sourceRect.height(), Worksheet::Millimeter); w = w*QApplication::desktop()->physicalDpiX()/25.4; h = h*QApplication::desktop()->physicalDpiY()/25.4; QImage image(QSize(w, h), QImage::Format_ARGB32_Premultiplied); image.fill(Qt::transparent); QRectF targetRect(0, 0, w, h); QPainter painter; painter.begin(&image); painter.setRenderHint(QPainter::Antialiasing); exportPaint(&painter, targetRect, sourceRect, true); painter.end(); QClipboard* clipboard = QApplication::clipboard(); clipboard->setImage(image, QClipboard::Clipboard); #endif } void WorksheetView::exportPaint(QPainter* painter, const QRectF& targetRect, const QRectF& sourceRect, const bool background) { //draw the background if (background) { painter->save(); painter->scale(targetRect.width()/sourceRect.width(), targetRect.height()/sourceRect.height()); drawBackground(painter, sourceRect); painter->restore(); } //draw the scene items m_worksheet->setPrinting(true); scene()->render(painter, QRectF(), sourceRect); m_worksheet->setPrinting(false); } void WorksheetView::print(QPrinter* printer) { m_worksheet->setPrinting(true); QPainter painter(printer); painter.setRenderHint(QPainter::Antialiasing); // draw background QRectF page_rect = printer->pageRect(); QRectF scene_rect = scene()->sceneRect(); //qDebug()<<"source (scene):"<name(), selectedPlots)); for (auto* plot : plots) { //TODO: or if any children of a plot is selected if (m_selectedItems.indexOf(plot->graphicsItem()) != -1) this->cartesianPlotAdd(plot, action); } if (selectedPlots > 1) m_worksheet->endMacro(); } else { if (plots.size() > 1) m_worksheet->beginMacro(i18n("%1: Add curve to %2 plots", m_worksheet->name(), plots.size())); for (auto* plot : plots) this->cartesianPlotAdd(plot, action); if (plots.size() > 1) m_worksheet->endMacro(); } } void WorksheetView::cartesianPlotAdd(CartesianPlot* plot, QAction* action) { DEBUG("WorksheetView::cartesianPlotAdd()"); if (action == addCurveAction) plot->addCurve(); else if (action == addEquationCurveAction) plot->addEquationCurve(); else if (action == addDataReductionCurveAction) plot->addDataReductionCurve(); else if (action == addDifferentiationCurveAction) plot->addDifferentiationCurve(); else if (action == addIntegrationCurveAction) plot->addIntegrationCurve(); else if (action == addInterpolationCurveAction) plot->addInterpolationCurve(); else if (action == addFitCurveAction) plot->addFitCurve(); else if (action == addFourierFilterCurveAction) plot->addFourierFilterCurve(); else if (action == addFourierTransformCurveAction) plot->addFourierTransformCurve(); else if (action == addSmoothCurveAction) plot->addSmoothCurve(); else if (action == addLegendAction) plot->addLegend(); else if (action == addHorizontalAxisAction) plot->addHorizontalAxis(); else if (action == addVerticalAxisAction) plot->addVerticalAxis(); else if (action == addCustomPointAction) plot->addCustomPoint(); // analysis actions else if (action == addDataReductionAction) plot->addDataReductionCurve(); else if (action == addDifferentiationAction) plot->addDifferentiationCurve(); else if (action == addIntegrationAction) plot->addIntegrationCurve(); else if (action == addInterpolationAction) plot->addInterpolationCurve(); else if (action == addFitAction) plot->addFitCurve(); else if (action == addFourierFilterAction) plot->addFourierFilterCurve(); else if (action == addFourierTransformAction) plot->addFourierTransformCurve(); else if (action == addSmoothAction) plot->addSmoothCurve(); } void WorksheetView::cartesianPlotNavigationChanged(QAction* action) { CartesianPlot::NavigationOperation op = (CartesianPlot::NavigationOperation)action->data().toInt(); if (m_cartesianPlotActionMode == ApplyActionToSelection) { for (auto* plot : m_worksheet->children() ) { if (m_selectedItems.indexOf(plot->graphicsItem()) != -1) plot->navigate(op); } } else { for (auto* plot : m_worksheet->children() ) plot->navigate(op); } } void WorksheetView::presenterMode() { KConfigGroup group = KSharedConfig::openConfig()->group("Settings_Worksheet"); //show dynamic presenter widget, if enabled if (group.readEntry("PresenterModeInteractive", false)) { DynamicPresenterWidget* dynamicPresenterWidget = new DynamicPresenterWidget(m_worksheet); dynamicPresenterWidget->showFullScreen(); return; } //show static presenter widget (default) QRectF sourceRect(scene()->sceneRect()); int w = Worksheet::convertFromSceneUnits(sourceRect.width(), Worksheet::Millimeter); int h = Worksheet::convertFromSceneUnits(sourceRect.height(), Worksheet::Millimeter); w *= QApplication::desktop()->physicalDpiX()/25.4; h *= QApplication::desktop()->physicalDpiY()/25.4; QRectF targetRect(0, 0, w, h); QDesktopWidget* const dw = QApplication::desktop(); const int primaryScreenIdx = dw->primaryScreen(); const QRectF& screenSize = dw->availableGeometry(primaryScreenIdx); if (targetRect.width() > screenSize.width() || ((targetRect.height() > screenSize.height()))) { const double ratio = qMin(screenSize.width() / targetRect.width(), screenSize.height() / targetRect.height()); targetRect.setWidth(targetRect.width()* ratio); targetRect.setHeight(targetRect.height() * ratio); } QImage image(QSize(targetRect.width(), targetRect.height()), QImage::Format_ARGB32_Premultiplied); image.fill(Qt::transparent); QPainter painter; painter.begin(&image); painter.setRenderHint(QPainter::Antialiasing); exportPaint(&painter, targetRect, sourceRect, true); painter.end(); PresenterWidget* presenterWidget = new PresenterWidget(QPixmap::fromImage(image), m_worksheet->name()); presenterWidget->showFullScreen(); } diff --git a/src/kdefrontend/MainWin.cpp b/src/kdefrontend/MainWin.cpp index fadca7da6..2d835ecb8 100644 --- a/src/kdefrontend/MainWin.cpp +++ b/src/kdefrontend/MainWin.cpp @@ -1,1778 +1,1781 @@ /*************************************************************************** File : MainWin.cc Project : LabPlot Description : Main window of the application -------------------------------------------------------------------- Copyright : (C) 2009-2015 Alexander Semke (alexander.semke@web.de) Copyright : (C) 2008-2015 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 "MainWin.h" #include "backend/core/Project.h" #include "backend/core/Folder.h" #include "backend/core/AspectTreeModel.h" #include "backend/core/Workbook.h" #include "backend/spreadsheet/Spreadsheet.h" #include "backend/matrix/Matrix.h" #include "backend/worksheet/Worksheet.h" #include "backend/datasources/LiveDataSource.h" #ifdef HAVE_CANTOR_LIBS #include "backend/cantorWorksheet/CantorWorksheet.h" #endif #include "backend/datapicker/Datapicker.h" #include "backend/note/Note.h" #include "backend/lib/macros.h" #include "commonfrontend/core/PartMdiView.h" #include "commonfrontend/ProjectExplorer.h" #include "commonfrontend/matrix/MatrixView.h" #include "commonfrontend/spreadsheet/SpreadsheetView.h" #include "commonfrontend/worksheet/WorksheetView.h" #ifdef HAVE_CANTOR_LIBS #include "commonfrontend/cantorWorksheet/CantorWorksheetView.h" #endif #include "commonfrontend/datapicker/DatapickerView.h" #include "commonfrontend/datapicker/DatapickerImageView.h" #include "commonfrontend/note/NoteView.h" #include "kdefrontend/datasources/ImportFileDialog.h" #include "kdefrontend/datasources/ImportProjectDialog.h" #include "kdefrontend/datasources/ImportSQLDatabaseDialog.h" #ifdef HAVE_LIBORIGIN #include "kdefrontend/datasources/ImportOpj.h" #endif #include "kdefrontend/dockwidgets/ProjectDock.h" #include "kdefrontend/HistoryDialog.h" #include "kdefrontend/SettingsDialog.h" #include "kdefrontend/GuiObserver.h" #include "kdefrontend/widgets/FITSHeaderEditDialog.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #ifdef HAVE_CANTOR_LIBS #include #endif /*! \class MainWin \brief Main application window. \ingroup kdefrontend */ MainWin::MainWin(QWidget *parent, const QString& filename) : KXmlGuiWindow(parent), m_currentSubWindow(0), m_project(0), m_aspectTreeModel(0), m_projectExplorer(0), m_projectExplorerDock(0), m_propertiesDock(0), m_currentAspect(0), m_currentFolder(0), m_suppressCurrentSubWindowChangedEvent(false), m_closing(false), m_autoSaveActive(false), m_visibilityMenu(0), m_newMenu(0), m_editMenu(0), axisDock(0), notesDock(0), cartesianPlotDock(0), cartesianPlotLegendDock(0), columnDock(0), m_liveDataDock(0), matrixDock(0), spreadsheetDock(0), projectDock(0), xyCurveDock(0), xyEquationCurveDock(0), xyDataReductionCurveDock(0), xyDifferentiationCurveDock(0), xyIntegrationCurveDock(0), xyInterpolationCurveDock(0), xySmoothCurveDock(0), xyFitCurveDock(0), xyFourierFilterCurveDock(0), xyFourierTransformCurveDock(0), histogramDock(0), worksheetDock(0), textLabelDock(0), customPointDock(0), datapickerImageDock(0), datapickerCurveDock(0), #ifdef HAVE_CANTOR_LIBS cantorWorksheetDock(0), #endif m_guiObserver(0) { // QTimer::singleShot( 0, this, SLOT(initGUI(filename)) ); //TODO doesn't work anymore initGUI(filename); setAcceptDrops(true); } MainWin::~MainWin() { //write settings m_recentProjectsAction->saveEntries( KSharedConfig::openConfig()->group("Recent Files") ); //etc... KSharedConfig::openConfig()->sync(); if (m_project != 0) { m_mdiArea->closeAllSubWindows(); disconnect(m_project, 0, this, 0); delete m_project; } if (m_aspectTreeModel) delete m_aspectTreeModel; if (m_guiObserver) delete m_guiObserver; } void MainWin::showPresenter() { Worksheet* w = activeWorksheet(); if (w) { WorksheetView* view = dynamic_cast(w->view()); view->presenterMode(); } else { //currently active object is not a worksheet but we're asked to start in the presenter mode //determine the first available worksheet and show it in the presenter mode QVector worksheets = m_project->children(); if (worksheets.size()>0) { WorksheetView* view = qobject_cast(worksheets.first()->view()); view->presenterMode(); } else { QMessageBox::information(this, i18n("Presenter Mode"), i18n("No worksheets are available in the project. The presenter mode won't be started.")); } } } AspectTreeModel* MainWin::model() const { return m_aspectTreeModel; } Project* MainWin::project() const { return m_project; } void MainWin::initGUI(const QString& fileName) { m_mdiArea = new QMdiArea; setCentralWidget(m_mdiArea); connect(m_mdiArea, SIGNAL(subWindowActivated(QMdiSubWindow*)), this, SLOT(handleCurrentSubWindowChanged(QMdiSubWindow*))); #ifdef _WIN32 QIcon::setThemeName("hicolor"); #endif statusBar()->showMessage(i18nc("%1 is the LabPlot version", "Welcome to LabPlot %1", QLatin1String(LVERSION))); initActions(); #ifdef __APPLE__ setupGUI(Default, QLatin1String("/Applications/labplot2.app/Contents/share/labplot2ui.rc")); #else setupGUI(Default, QLatin1String("labplot2ui.rc")); #endif initMenus(); //setupGUI(); QToolBar* mainToolBar = qobject_cast(factory()->container("main_toolbar", this)); QToolButton* tbImport = new QToolButton(mainToolBar); tbImport->setPopupMode(QToolButton::MenuButtonPopup); tbImport->setMenu(m_importMenu); tbImport->setDefaultAction(m_importFileAction); mainToolBar->addWidget(tbImport); qobject_cast(factory()->container("import", this))->setIcon(QIcon::fromTheme("document-import")); setWindowIcon(QIcon::fromTheme("LabPlot2")); setAttribute( Qt::WA_DeleteOnClose ); //make the status bar of a fixed size in order to avoid height changes when placing a ProgressBar there. QFont font; font.setFamily(font.defaultFamily()); QFontMetrics fm(font); statusBar()->setFixedHeight(fm.height()+5); //load recently used projects m_recentProjectsAction->loadEntries( KSharedConfig::openConfig()->group("Recent Files") ); //set the view mode of the mdi area KConfigGroup group = KSharedConfig::openConfig()->group( "Settings_General" ); int viewMode = group.readEntry("ViewMode", 0); if (viewMode == 1) { m_mdiArea->setViewMode(QMdiArea::TabbedView); int tabPosition = group.readEntry("TabPosition", 0); m_mdiArea->setTabPosition(QTabWidget::TabPosition(tabPosition)); m_mdiArea->setTabsClosable(true); m_mdiArea->setTabsMovable(true); m_tileWindows->setVisible(false); m_cascadeWindows->setVisible(false); } //auto-save m_autoSaveActive = group.readEntry("AutoSave", 0); int interval = group.readEntry("AutoSaveInterval", 1); interval = interval*60*1000; m_autoSaveTimer.setInterval(interval); connect(&m_autoSaveTimer, SIGNAL(timeout()), this, SLOT(autoSaveProject())); if (!fileName.isEmpty()) openProject(fileName); else { //There is no file to open. Depending on the settings do nothing, //create a new project or open the last used project. int load = group.readEntry("LoadOnStart", 0); if (load == 1) //create new project newProject(); else if (load == 2) { //create new project with a worksheet newProject(); newWorksheet(); } else if (load == 3) { //open last used project if (!m_recentProjectsAction->urls().isEmpty()) { QDEBUG("TO OPEN m_recentProjectsAction->urls() =" << m_recentProjectsAction->urls().first()); openRecentProject( m_recentProjectsAction->urls().first() ); } } } updateGUIOnProjectChanges(); } void MainWin::initActions() { // ******************** File-menu ******************************* //add some standard actions KStandardAction::openNew(this, SLOT(newProject()),actionCollection()); KStandardAction::open(this, SLOT(openProject()),actionCollection()); m_recentProjectsAction = KStandardAction::openRecent(this, SLOT(openRecentProject(QUrl)),actionCollection()); m_closeAction = KStandardAction::close(this, SLOT(closeProject()),actionCollection()); m_saveAction = KStandardAction::save(this, SLOT(saveProject()),actionCollection()); m_saveAsAction = KStandardAction::saveAs(this, SLOT(saveProjectAs()),actionCollection()); m_printAction = KStandardAction::print(this, SLOT(print()),actionCollection()); m_printPreviewAction = KStandardAction::printPreview(this, SLOT(printPreview()),actionCollection()); KStandardAction::fullScreen(this, SLOT(toggleFullScreen()), this, actionCollection()); //New Folder/Workbook/Spreadsheet/Matrix/Worksheet/Datasources m_newWorkbookAction = new QAction(QIcon::fromTheme("labplot-workbook-new"),i18n("Workbook"),this); actionCollection()->addAction("new_workbook", m_newWorkbookAction); connect(m_newWorkbookAction, SIGNAL(triggered()), SLOT(newWorkbook())); m_newDatapickerAction = new QAction(QIcon::fromTheme("color-picker-black"), i18n("Datapicker"), this); actionCollection()->addAction("new_datapicker", m_newDatapickerAction); connect(m_newDatapickerAction, SIGNAL(triggered()), SLOT(newDatapicker())); m_newSpreadsheetAction = new QAction(QIcon::fromTheme("labplot-spreadsheet-new"),i18n("Spreadsheet"),this); // m_newSpreadsheetAction->setShortcut(Qt::CTRL+Qt::Key_Equal); actionCollection()->addAction("new_spreadsheet", m_newSpreadsheetAction); connect(m_newSpreadsheetAction, SIGNAL(triggered()), SLOT(newSpreadsheet())); m_newMatrixAction = new QAction(QIcon::fromTheme("labplot-matrix-new"),i18n("Matrix"),this); // m_newMatrixAction->setShortcut(Qt::CTRL+Qt::Key_Equal); actionCollection()->addAction("new_matrix", m_newMatrixAction); connect(m_newMatrixAction, SIGNAL(triggered()), SLOT(newMatrix())); m_newWorksheetAction= new QAction(QIcon::fromTheme("labplot-worksheet-new"),i18n("Worksheet"),this); // m_newWorksheetAction->setShortcut(Qt::ALT+Qt::Key_X); actionCollection()->addAction("new_worksheet", m_newWorksheetAction); connect(m_newWorksheetAction, SIGNAL(triggered()), SLOT(newWorksheet())); m_newNotesAction= new QAction(QIcon::fromTheme("document-new"),i18n("Note"),this); actionCollection()->addAction("new_notes", m_newNotesAction); connect(m_newNotesAction, SIGNAL(triggered()), SLOT(newNotes())); // m_newScriptAction = new QAction(QIcon::fromTheme("insert-text"),i18n("Note/Script"),this); // actionCollection()->addAction("new_script", m_newScriptAction); // connect(m_newScriptAction, SIGNAL(triggered()),SLOT(newScript())); m_newFolderAction = new QAction(QIcon::fromTheme("folder-new"),i18n("Folder"),this); actionCollection()->addAction("new_folder", m_newFolderAction); connect(m_newFolderAction, SIGNAL(triggered()), SLOT(newFolder())); //"New file datasources" m_newLiveDataSourceAction = new QAction(QIcon::fromTheme("application-octet-stream"),i18n("Live Data Source"),this); actionCollection()->addAction("new_live_datasource", m_newLiveDataSourceAction); connect(m_newLiveDataSourceAction, SIGNAL(triggered()), this, SLOT(newLiveDataSourceActionTriggered())); //Import/Export m_importFileAction = new QAction(QIcon::fromTheme("document-import"), i18n("From File"), this); actionCollection()->setDefaultShortcut(m_importFileAction, Qt::CTRL+Qt::SHIFT+Qt::Key_I); actionCollection()->addAction("import_file", m_importFileAction); connect(m_importFileAction, SIGNAL(triggered()), SLOT(importFileDialog())); m_importSqlAction = new QAction(QIcon::fromTheme("document-import-database"), i18n("From SQL Database"), this); actionCollection()->addAction("import_sql", m_importSqlAction); connect(m_importSqlAction, SIGNAL(triggered()),SLOT(importSqlDialog())); m_importLabPlotAction = new QAction(QIcon::fromTheme("document-import"), i18n("LabPlot Project"), this); actionCollection()->addAction("import_labplot", m_importLabPlotAction); connect(m_importLabPlotAction, SIGNAL(triggered()),SLOT(importProjectDialog())); #ifdef HAVE_LIBORIGIN m_importOpjAction = new QAction(QIcon::fromTheme("document-import-database"), i18n("Origin Project (OPJ)"), this); actionCollection()->addAction("import_opj", m_importOpjAction); connect(m_importOpjAction, SIGNAL(triggered()),SLOT(importProjectDialog())); #endif m_exportAction = new QAction(QIcon::fromTheme("document-export"), i18n("Export"), this); actionCollection()->setDefaultShortcut(m_exportAction, Qt::CTRL+Qt::SHIFT+Qt::Key_E); actionCollection()->addAction("export", m_exportAction); connect(m_exportAction, SIGNAL(triggered()), SLOT(exportDialog())); m_editFitsFileAction = new QAction(i18n("FITS Metadata Editor"), this); actionCollection()->addAction("edit_fits", m_editFitsFileAction); connect(m_editFitsFileAction, SIGNAL(triggered()), SLOT(editFitsFileDialog())); // Edit //Undo/Redo-stuff m_undoAction = KStandardAction::undo(this, SLOT(undo()), actionCollection()); m_redoAction = KStandardAction::redo(this, SLOT(redo()), actionCollection()); m_historyAction = new QAction(QIcon::fromTheme("view-history"), i18n("Undo/Redo History"),this); actionCollection()->addAction("history", m_historyAction); connect(m_historyAction, SIGNAL(triggered()), SLOT(historyDialog())); // TODO: more menus // Appearance // Analysis: see WorksheetView.cpp // Drawing // Script //Windows QAction* action = new QAction(i18n("&Close"), this); actionCollection()->setDefaultShortcut(action, Qt::CTRL+Qt::Key_U); action->setStatusTip(i18n("Close the active window")); actionCollection()->addAction("close window", action); connect(action, SIGNAL(triggered()), m_mdiArea, SLOT(closeActiveSubWindow())); action = new QAction(i18n("Close &All"), this); action->setStatusTip(i18n("Close all the windows")); actionCollection()->addAction("close all windows", action); connect(action, SIGNAL(triggered()), m_mdiArea, SLOT(closeAllSubWindows())); m_tileWindows = new QAction(i18n("&Tile"), this); m_tileWindows->setStatusTip(i18n("Tile the windows")); actionCollection()->addAction("tile windows", m_tileWindows); connect(m_tileWindows, SIGNAL(triggered()), m_mdiArea, SLOT(tileSubWindows())); m_cascadeWindows = new QAction(i18n("&Cascade"), this); m_cascadeWindows->setStatusTip(i18n("Cascade the windows")); actionCollection()->addAction("cascade windows", m_cascadeWindows); connect(m_cascadeWindows, SIGNAL(triggered()), m_mdiArea, SLOT(cascadeSubWindows())); action = new QAction(QIcon::fromTheme("go-next-view"), i18n("Ne&xt"), this); action->setStatusTip(i18n("Move the focus to the next window")); actionCollection()->addAction("next window", action); connect(action, SIGNAL(triggered()), m_mdiArea, SLOT(activateNextSubWindow())); action = new QAction(QIcon::fromTheme("go-previous-view"), i18n("Pre&vious"), this); action->setStatusTip(i18n("Move the focus to the previous window")); actionCollection()->addAction("previous window", action); connect(action, SIGNAL(triggered()), m_mdiArea, SLOT(activatePreviousSubWindow())); //"Standard actions" KStandardAction::preferences(this, SLOT(settingsDialog()), actionCollection()); KStandardAction::quit(this, SLOT(close()), actionCollection()); //Actions for window visibility QActionGroup* windowVisibilityActions = new QActionGroup(this); windowVisibilityActions->setExclusive(true); m_visibilityFolderAction = new QAction(QIcon::fromTheme("folder"), i18n("Current &Folder Only"), windowVisibilityActions); m_visibilityFolderAction->setCheckable(true); m_visibilityFolderAction->setData(Project::folderOnly); m_visibilitySubfolderAction = new QAction(QIcon::fromTheme("folder-documents"), i18n("Current Folder and &Subfolders"), windowVisibilityActions); m_visibilitySubfolderAction->setCheckable(true); m_visibilitySubfolderAction->setData(Project::folderAndSubfolders); m_visibilityAllAction = new QAction(i18n("&All"), windowVisibilityActions); m_visibilityAllAction->setCheckable(true); m_visibilityAllAction->setData(Project::allMdiWindows); connect(windowVisibilityActions, SIGNAL(triggered(QAction*)), this, SLOT(setMdiWindowVisibility(QAction*))); //Actions for hiding/showing the dock widgets QActionGroup * docksActions = new QActionGroup(this); docksActions->setExclusive(false); m_toggleProjectExplorerDockAction = new QAction(QIcon::fromTheme("view-list-tree"), i18n("Project explorer"), docksActions); m_toggleProjectExplorerDockAction->setCheckable(true); m_toggleProjectExplorerDockAction->setChecked(true); actionCollection()->addAction("toggle_project_explorer_dock", m_toggleProjectExplorerDockAction); m_togglePropertiesDockAction = new QAction(QIcon::fromTheme("view-list-details"), i18n("Properties explorer"), docksActions); m_togglePropertiesDockAction->setCheckable(true); m_togglePropertiesDockAction->setChecked(true); actionCollection()->addAction("toggle_properties_explorer_dock", m_togglePropertiesDockAction); connect(docksActions, SIGNAL(triggered(QAction*)), this, SLOT(toggleDockWidget(QAction*))); } void MainWin::initMenus() { //menu for adding new aspects m_newMenu = new QMenu(i18n("Add new"), this); m_newMenu->setIcon(QIcon::fromTheme("document-new")); m_newMenu->addAction(m_newFolderAction); m_newMenu->addAction(m_newWorkbookAction); m_newMenu->addAction(m_newSpreadsheetAction); m_newMenu->addAction(m_newMatrixAction); m_newMenu->addAction(m_newWorksheetAction); m_newMenu->addAction(m_newNotesAction); m_newMenu->addAction(m_newDatapickerAction); m_newMenu->addSeparator(); m_newMenu->addAction(m_newLiveDataSourceAction); //import menu m_importMenu = new QMenu(this); m_importMenu->setIcon(QIcon::fromTheme("document-import")); m_importMenu ->addAction(m_importFileAction); m_importMenu ->addAction(m_importSqlAction); m_importMenu->addSeparator(); m_importMenu->addAction(m_importLabPlotAction); #ifdef HAVE_LIBORIGIN m_importMenu ->addAction(m_importOpjAction); #endif #ifdef HAVE_CANTOR_LIBS m_newMenu->addSeparator(); m_newCantorWorksheetMenu = new QMenu(i18n("CAS Worksheet")); m_newCantorWorksheetMenu->setIcon(QIcon::fromTheme("archive-insert")); //"Adding Cantor backends to menue and context menu" QStringList m_availableBackend = Cantor::Backend::listAvailableBackends(); if(m_availableBackend.count() > 0) { unplugActionList(QLatin1String("backends_list")); QList newBackendActions; foreach (Cantor::Backend* backend, Cantor::Backend::availableBackends()) { if (!backend->isEnabled()) continue; QAction* action = new QAction(QIcon::fromTheme(backend->icon()), backend->name(),this); action->setData(backend->name()); newBackendActions << action; m_newCantorWorksheetMenu->addAction(action); } connect(m_newCantorWorksheetMenu, SIGNAL(triggered(QAction*)), this, SLOT(newCantorWorksheet(QAction*))); plugActionList(QLatin1String("backends_list"), newBackendActions); } m_newMenu->addMenu(m_newCantorWorksheetMenu); #else delete this->guiFactory()->container("cas_worksheet", this); delete this->guiFactory()->container("new_casWorksheet", this); delete this->guiFactory()->container("cas_worksheet_toolbar", this); #endif //menu subwindow visibility policy m_visibilityMenu = new QMenu(i18n("Window visibility policy"), this); m_visibilityMenu->setIcon(QIcon::fromTheme("window-duplicate")); m_visibilityMenu ->addAction(m_visibilityFolderAction); m_visibilityMenu ->addAction(m_visibilitySubfolderAction); m_visibilityMenu ->addAction(m_visibilityAllAction); //menu for editing files m_editMenu = new QMenu(i18n("Edit"), this); m_editMenu->addAction(m_editFitsFileAction); } /*! Asks to save the project if it was modified. \return \c true if the project still needs to be saved ("cancel" clicked), \c false otherwise. */ bool MainWin::warnModified() { if (m_project->hasChanged()) { int want_save = KMessageBox::warningYesNoCancel( this, i18n("The current project %1 has been modified. Do you want to save it?", m_project->name()), i18n("Save Project")); switch (want_save) { case KMessageBox::Yes: return !saveProject(); case KMessageBox::No: break; case KMessageBox::Cancel: return true; } } return false; } /*! * updates the state of actions, menus and toolbars (enabled or disabled) * on project changes (project closes and opens) */ void MainWin::updateGUIOnProjectChanges() { if (m_closing) return; KXMLGUIFactory* factory = this->guiFactory(); if (factory->container("worksheet", this) == NULL) { //no worksheet menu found, most probably labplot2ui.rc //was not properly installed -> return here in order not to crash return; } //disable all menus if there is no project bool b = (m_project == 0); m_saveAction->setEnabled(!b); m_saveAsAction->setEnabled(!b); m_printAction->setEnabled(!b); m_printPreviewAction->setEnabled(!b); m_importFileAction->setEnabled(!b); m_importSqlAction->setEnabled(!b); #ifdef HAVE_LIBORIGIN m_importOpjAction->setEnabled(!b); #endif m_exportAction->setEnabled(!b); m_newWorkbookAction->setEnabled(!b); m_newSpreadsheetAction->setEnabled(!b); m_newMatrixAction->setEnabled(!b); m_newWorksheetAction->setEnabled(!b); m_newDatapickerAction->setEnabled(!b); m_closeAction->setEnabled(!b); m_toggleProjectExplorerDockAction->setEnabled(!b); m_togglePropertiesDockAction->setEnabled(!b); if (!m_mdiArea->currentSubWindow()) { factory->container("spreadsheet", this)->setEnabled(false); factory->container("matrix", this)->setEnabled(false); factory->container("worksheet", this)->setEnabled(false); factory->container("analysis", this)->setEnabled(false); factory->container("datapicker", this)->setEnabled(false); factory->container("spreadsheet_toolbar", this)->hide(); factory->container("worksheet_toolbar", this)->hide(); factory->container("cartesian_plot_toolbar", this)->hide(); // factory->container("histogram_toolbar",this)->hide(); // factory->container("barchart_toolbar",this)->hide(); factory->container("datapicker_toolbar", this)->hide(); #ifdef HAVE_CANTOR_LIBS factory->container("cas_worksheet", this)->setEnabled(false); factory->container("cas_worksheet_toolbar", this)->hide(); #endif } factory->container("new", this)->setEnabled(!b); factory->container("edit", this)->setEnabled(!b); factory->container("import", this)->setEnabled(!b); if (b) setCaption("LabPlot2"); else setCaption(m_project->name()); // undo/redo actions are disabled in both cases - when the project is closed or opened m_undoAction->setEnabled(false); m_redoAction->setEnabled(false); } /* * updates the state of actions, menus and toolbars (enabled or disabled) * depending on the currently active window (worksheet or spreadsheet). */ void MainWin::updateGUI() { if (m_project->isLoading()) return; if (m_closing) return; KXMLGUIFactory* factory = this->guiFactory(); if (factory->container("worksheet", this) == NULL) { //no worksheet menu found, most probably labplot2ui.rc //was not properly installed -> return here in order not to crash return; } if (!m_mdiArea->currentSubWindow()) { factory->container("spreadsheet", this)->setEnabled(false); factory->container("matrix", this)->setEnabled(false); factory->container("worksheet", this)->setEnabled(false); factory->container("analysis", this)->setEnabled(false); factory->container("datapicker", this)->setEnabled(false); factory->container("spreadsheet_toolbar", this)->hide(); factory->container("worksheet_toolbar", this)->hide(); // factory->container("histogram_toolbar",this)->hide(); // factory->container("barchart_toolbar",this)->hide(); factory->container("cartesian_plot_toolbar", this)->hide(); factory->container("datapicker_toolbar", this)->hide(); #ifdef HAVE_CANTOR_LIBS factory->container("cas_worksheet", this)->setEnabled(false); factory->container("cas_worksheet_toolbar", this)->hide(); #endif return; } //for the toolbar worksheet_toolbar, spreadsheet_toolbar and cartesian_plot_toolbar //the default desktop style is ignored and the buttons are shown with icons and texts. //We need to set the style explicitly when the toolbar is shown for the first time //(no subgroup in the group "MainWindow" available) //TODO: is this the usual behaviour for toolbars defined in the rc-file? KConfigGroup group = KSharedConfig::openConfig()->group("MainWindow"); //Handle the Worksheet-object Worksheet* w = this->activeWorksheet(); if (w != 0) { //enable worksheet related menus factory->container("worksheet", this)->setEnabled(true); factory->container("analysis", this)->setEnabled(true); //TODO factory->container("drawing", this)->setEnabled(true); //disable spreadsheet and matrix related menus factory->container("spreadsheet", this)->setEnabled(false); factory->container("matrix", this)->setEnabled(false); //populate worksheet menu WorksheetView* view=qobject_cast(w->view()); QMenu* menu = qobject_cast(factory->container("worksheet", this)); menu->clear(); view->createContextMenu(menu); //populate analysis menu menu = qobject_cast(factory->container("analysis", this)); menu->clear(); view->createAnalysisMenu(menu); //populate worksheet-toolbar QToolBar* toolbar = qobject_cast(factory->container("worksheet_toolbar", this)); if (group.groupList().indexOf("Toolbar worksheet_toolbar") == -1) toolbar->setToolButtonStyle(Qt::ToolButtonFollowStyle); toolbar->clear(); view->fillToolBar(toolbar); toolbar->setVisible(true); + toolbar->setEnabled(true); //populate the toolbar for cartesian plots toolbar=qobject_cast(factory->container("cartesian_plot_toolbar", this)); if (group.groupList().indexOf("Toolbar cartesian_plot_toolbar") == -1) toolbar->setToolButtonStyle(Qt::ToolButtonFollowStyle); toolbar->clear(); view->fillCartesianPlotToolBar(toolbar); toolbar->setVisible(true); + toolbar->setEnabled(true); //hide the spreadsheet toolbar factory->container("spreadsheet_toolbar", this)->setVisible(false); } else { factory->container("worksheet", this)->setEnabled(false); factory->container("analysis", this)->setEnabled(false); // factory->container("drawing", this)->setEnabled(false); - factory->container("worksheet_toolbar", this)->setVisible(false); - factory->container("cartesian_plot_toolbar", this)->setVisible(false); + factory->container("worksheet_toolbar", this)->setEnabled(false); + factory->container("cartesian_plot_toolbar", this)->setEnabled(false); } //Handle the Spreadsheet-object const Spreadsheet* spreadsheet = this->activeSpreadsheet(); if (spreadsheet) { //enable spreadsheet related menus factory->container("spreadsheet", this)->setEnabled(true); //populate spreadsheet-menu SpreadsheetView* view = qobject_cast(spreadsheet->view()); QMenu* menu = qobject_cast(factory->container("spreadsheet", this)); menu->clear(); view->createContextMenu(menu); //populate spreadsheet-toolbar QToolBar* toolbar = qobject_cast(factory->container("spreadsheet_toolbar", this)); if (group.groupList().indexOf("Toolbar spreadsheet_toolbar") == -1) toolbar->setToolButtonStyle(Qt::ToolButtonFollowStyle); - toolbar->setVisible(true); toolbar->clear(); view->fillToolBar(toolbar); + toolbar->setVisible(true); + toolbar->setEnabled(true); } else { factory->container("spreadsheet", this)->setEnabled(false); - factory->container("spreadsheet_toolbar", this)->setVisible(false); + factory->container("spreadsheet_toolbar", this)->setEnabled(false); } //Handle the Matrix-object const Matrix* matrix = this->activeMatrix(); if (matrix) { factory->container("matrix", this)->setEnabled(true); //populate matrix-menu MatrixView* view = qobject_cast(matrix->view()); QMenu* menu = qobject_cast(factory->container("matrix", this)); menu->clear(); view->createContextMenu(menu); } else factory->container("matrix", this)->setEnabled(false); #ifdef HAVE_CANTOR_LIBS CantorWorksheet* cantorworksheet = this->activeCantorWorksheet(); if(cantorworksheet) { // enable Cantor Worksheet related menues factory->container("cas_worksheet", this)->setEnabled(true); CantorWorksheetView* view=qobject_cast(cantorworksheet->view()); QMenu* menu=qobject_cast(factory->container("cas_worksheet", this)); menu->clear(); view->createContextMenu(menu); QToolBar* toolbar=qobject_cast(factory->container("cas_worksheet_toolbar", this)); toolbar->setVisible(true); toolbar->clear(); view->fillToolBar(toolbar); } else { //no Cantor worksheet selected -> deactivate Cantor worksheet related menu and toolbar factory->container("cas_worksheet", this)->setEnabled(false); factory->container("cas_worksheet_toolbar", this)->setVisible(false); } #endif const Datapicker* datapicker = this->activeDatapicker(); if (datapicker) { factory->container("datapicker", this)->setEnabled(true); //populate datapicker-menu DatapickerView* view = qobject_cast(datapicker->view()); QMenu* menu = qobject_cast(factory->container("datapicker", this)); menu->clear(); view->createContextMenu(menu); //populate spreadsheet-toolbar QToolBar* toolbar = qobject_cast(factory->container("datapicker_toolbar", this)); if (group.groupList().indexOf("Toolbar datapicker_toolbar") == -1) toolbar->setToolButtonStyle(Qt::ToolButtonFollowStyle); toolbar->clear(); view->fillToolBar(toolbar); toolbar->setVisible(true); } else { factory->container("datapicker", this)->setEnabled(false); factory->container("datapicker_toolbar", this)->setVisible(false); } } /*! creates a new empty project. Returns \c true, if a new project was created. */ bool MainWin::newProject() { //close the current project, if available if (!closeProject()) return false; QApplication::processEvents(QEventLoop::AllEvents, 100); if (m_project) delete m_project; if (m_aspectTreeModel) delete m_aspectTreeModel; m_project = new Project(); m_currentAspect = m_project; m_currentFolder = m_project; KConfigGroup group = KSharedConfig::openConfig()->group( "Settings_General" ); Project::MdiWindowVisibility vis = Project::MdiWindowVisibility(group.readEntry("MdiWindowVisibility", 0)); m_project->setMdiWindowVisibility( vis ); if (vis == Project::folderOnly) m_visibilityFolderAction->setChecked(true); else if (vis == Project::folderAndSubfolders) m_visibilitySubfolderAction->setChecked(true); else m_visibilityAllAction->setChecked(true); m_aspectTreeModel = new AspectTreeModel(m_project, this); //newProject is called for the first time, there is no project explorer yet //-> initialize the project explorer, the GUI-observer and the dock widgets. if (m_projectExplorer == 0) { m_projectExplorerDock = new QDockWidget(this); m_projectExplorerDock->setObjectName("projectexplorer"); m_projectExplorerDock->setWindowTitle(i18n("Project Explorer")); addDockWidget(Qt::LeftDockWidgetArea, m_projectExplorerDock); m_projectExplorer = new ProjectExplorer(m_projectExplorerDock); m_projectExplorerDock->setWidget(m_projectExplorer); connect(m_projectExplorer, SIGNAL(currentAspectChanged(AbstractAspect*)), this, SLOT(handleCurrentAspectChanged(AbstractAspect*))); connect(m_projectExplorerDock, SIGNAL(visibilityChanged(bool)), SLOT(projectExplorerDockVisibilityChanged(bool))); //Properties dock m_propertiesDock = new QDockWidget(this); m_propertiesDock->setObjectName("aspect_properties_dock"); m_propertiesDock->setWindowTitle(i18n("Properties")); addDockWidget(Qt::RightDockWidgetArea, m_propertiesDock); QScrollArea* sa = new QScrollArea(m_propertiesDock); stackedWidget = new QStackedWidget(sa); sa->setWidget(stackedWidget); sa->setWidgetResizable(true); m_propertiesDock->setWidget(sa); connect(m_propertiesDock, SIGNAL(visibilityChanged(bool)), SLOT(propertiesDockVisibilityChanged(bool))); //GUI-observer; m_guiObserver = new GuiObserver(this); } m_projectExplorer->setModel(m_aspectTreeModel); m_projectExplorer->setProject(m_project); m_projectExplorer->setCurrentAspect(m_project); m_projectExplorerDock->show(); m_propertiesDock->show(); updateGUIOnProjectChanges(); connect(m_project, SIGNAL(aspectAdded(const AbstractAspect*)), this, SLOT(handleAspectAdded(const AbstractAspect*))); connect(m_project, SIGNAL(aspectRemoved(const AbstractAspect*,const AbstractAspect*,const AbstractAspect*)), this, SLOT(handleAspectRemoved(const AbstractAspect*,const AbstractAspect*,const AbstractAspect*))); connect(m_project, SIGNAL(aspectAboutToBeRemoved(const AbstractAspect*)), this, SLOT(handleAspectAboutToBeRemoved(const AbstractAspect*))); connect(m_project, SIGNAL(statusInfo(QString)), statusBar(), SLOT(showMessage(QString))); connect(m_project, SIGNAL(changed()), this, SLOT(projectChanged())); connect(m_project, SIGNAL(requestProjectContextMenu(QMenu*)), this, SLOT(createContextMenu(QMenu*))); connect(m_project, SIGNAL(requestFolderContextMenu(const Folder*,QMenu*)), this, SLOT(createFolderContextMenu(const Folder*,QMenu*))); connect(m_project, SIGNAL(mdiWindowVisibilityChanged()), this, SLOT(updateMdiWindowVisibility())); m_undoViewEmptyLabel = i18n("%1: created", m_project->name()); setCaption(m_project->name()); return true; } void MainWin::openProject() { KConfigGroup conf(KSharedConfig::openConfig(), "MainWin"); const QString& dir = conf.readEntry("LastOpenDir", ""); const QString& path = QFileDialog::getOpenFileName(this,i18n("Open project"), dir, i18n("LabPlot Projects (*.lml *.lml.gz *.lml.bz2 *.lml.xz *.LML *.LML.GZ *.LML.BZ2 *.LML.XZ)")); if (path.isEmpty())// "Cancel" was clicked return; this->openProject(path); //save new "last open directory" int pos = path.lastIndexOf(QDir::separator()); if (pos != -1) { const QString& newDir = path.left(pos); if (newDir != dir) conf.writeEntry("LastOpenDir", newDir); } } void MainWin::openProject(const QString& filename) { if (filename == m_currentFileName) { KMessageBox::information(this, i18n("The project file %1 is already opened.", filename), i18n("Open project")); return; } if (!newProject()) return; WAIT_CURSOR; QElapsedTimer timer; timer.start(); const bool rc = m_project->load(filename); if (!rc) { closeProject(); RESET_CURSOR; return; } m_currentFileName = filename; m_project->setFileName(filename); m_project->undoStack()->clear(); m_undoViewEmptyLabel = i18n("%1: opened", m_project->name()); m_recentProjectsAction->addUrl( QUrl(filename) ); setCaption(m_project->name()); updateGUIOnProjectChanges(); updateGUI(); //there are most probably worksheets or spreadsheets in the open project -> update the GUI m_saveAction->setEnabled(false); statusBar()->showMessage( i18n("Project successfully opened (in %1 seconds).", (float)timer.elapsed()/1000) ); if (m_autoSaveActive) m_autoSaveTimer.start(); RESET_CURSOR; } void MainWin::openRecentProject(const QUrl& url) { if (url.isLocalFile()) // fix for Windows this->openProject(url.toLocalFile()); else this->openProject(url.path()); } /*! Closes the current project, if available. Return \c true, if the project was closed. */ bool MainWin::closeProject() { if (m_project == 0) return true; //nothing to close if (warnModified()) return false; delete m_aspectTreeModel; m_aspectTreeModel = 0; delete m_project; m_project = 0; m_currentFileName = ""; //update the UI if we're just closing a project //and not closing(quitting) the application if (!m_closing) { m_projectExplorerDock->hide(); m_propertiesDock->hide(); m_currentAspect = 0; m_currentFolder = 0; updateGUIOnProjectChanges(); if (m_autoSaveActive) m_autoSaveTimer.stop(); } return true; } bool MainWin::saveProject() { const QString& fileName = m_project->fileName(); if (fileName.isEmpty()) return saveProjectAs(); else return save(fileName); } bool MainWin::saveProjectAs() { KConfigGroup conf(KSharedConfig::openConfig(), "MainWin"); const QString& dir = conf.readEntry("LastOpenDir", ""); QString path = QFileDialog::getSaveFileName(this, i18n("Save project as"), dir, i18n("LabPlot Projects (*.lml *.lml.gz *.lml.bz2 *.lml.xz *.LML *.LML.GZ *.LML.BZ2 *.LML.XZ)")); if (path.isEmpty())// "Cancel" was clicked return false; if (path.contains(QLatin1String(".lml"), Qt::CaseInsensitive) == false) path.append(QLatin1String(".lml")); //save new "last open directory" int pos = path.lastIndexOf(QDir::separator()); if (pos != -1) { const QString& newDir = path.left(pos); if (newDir != dir) conf.writeEntry("LastOpenDir", newDir); } return save(path); } /*! * auxillary function that does the actual saving of the project */ bool MainWin::save(const QString& fileName) { WAIT_CURSOR; // use file ending to find out how to compress file QIODevice* file; // if ending is .lml, do gzip compression anyway if (fileName.endsWith(QLatin1String(".lml"))) file = new KCompressionDevice(fileName, KCompressionDevice::GZip); else file = new KFilterDev(fileName); if (file == 0) file = new QFile(fileName); bool ok; if (file->open(QIODevice::WriteOnly)) { m_project->setFileName(fileName); QXmlStreamWriter writer(file); m_project->save(&writer); m_project->undoStack()->clear(); m_project->setChanged(false); file->close(); setCaption(m_project->name()); statusBar()->showMessage(i18n("Project saved")); m_saveAction->setEnabled(false); m_recentProjectsAction->addUrl( QUrl(fileName) ); ok = true; //if the project dock is visible, refresh the shown content //(version and modification time might have been changed) if (stackedWidget->currentWidget() == projectDock) projectDock->setProject(m_project); //we have a file name now // -> auto save can be activated now if not happened yet if (m_autoSaveActive && !m_autoSaveTimer.isActive()) m_autoSaveTimer.start(); } else { KMessageBox::error(this, i18n("Sorry. Could not open file for writing.")); ok = false; } delete file; RESET_CURSOR; return ok; } /*! * automatically saves the project in the specified time interval. */ void MainWin::autoSaveProject() { //don't auto save when there are no changes or the file name //was not provided yet (the project was never explicitly saved yet). if ( !m_project->hasChanged() || m_project->fileName().isEmpty()) return; this->saveProject(); } /*! prints the current sheet (worksheet, spreadsheet or matrix) */ void MainWin::print() { QMdiSubWindow* win = m_mdiArea->currentSubWindow(); if (!win) return; AbstractPart* part = dynamic_cast(win)->part(); statusBar()->showMessage(i18n("Preparing printing of %1", part->name())); if (part->printView()) statusBar()->showMessage(i18n("%1 printed", part->name())); else statusBar()->showMessage(""); } void MainWin::printPreview() { QMdiSubWindow* win = m_mdiArea->currentSubWindow(); if (!win) return; AbstractPart* part = dynamic_cast(win)->part(); statusBar()->showMessage(i18n("Preparing printing of %1", part->name())); if (part->printPreview()) statusBar()->showMessage(i18n("%1 printed", part->name())); else statusBar()->showMessage(""); } /**************************************************************************************/ /*! adds a new Folder to the project. */ void MainWin::newFolder() { Folder* folder = new Folder(i18n("Folder")); this->addAspectToProject(folder); } /*! adds a new Workbook to the project. */ void MainWin::newWorkbook() { Workbook* workbook = new Workbook(0, i18n("Workbook")); this->addAspectToProject(workbook); } /*! adds a new Datapicker to the project. */ void MainWin::newDatapicker() { Datapicker* datapicker = new Datapicker(0, i18n("Datapicker")); this->addAspectToProject(datapicker); } /*! adds a new Spreadsheet to the project. */ void MainWin::newSpreadsheet() { Spreadsheet* spreadsheet = new Spreadsheet(0, i18n("Spreadsheet")); //if the current active window is a workbook and no folder/project is selected in the project explorer, //add the new spreadsheet to the workbook Workbook* workbook = activeWorkbook(); if (workbook) { QModelIndex index = m_projectExplorer->currentIndex(); AbstractAspect* aspect = static_cast(index.internalPointer()); if (!aspect->inherits("Folder")) { workbook->addChild(spreadsheet); return; } } this->addAspectToProject(spreadsheet); } /*! adds a new Matrix to the project. */ void MainWin::newMatrix() { Matrix* matrix = new Matrix(0, i18n("Matrix")); //if the current active window is a workbook and no folder/project is selected in the project explorer, //add the new matrix to the workbook Workbook* workbook = activeWorkbook(); if (workbook) { QModelIndex index = m_projectExplorer->currentIndex(); AbstractAspect* aspect = static_cast(index.internalPointer()); if (!aspect->inherits("Folder")) { workbook->addChild(matrix); return; } } this->addAspectToProject(matrix); } /*! adds a new Worksheet to the project. */ void MainWin::newWorksheet() { Worksheet* worksheet = new Worksheet(0, i18n("Worksheet")); this->addAspectToProject(worksheet); } /*! adds a new Note to the project. */ void MainWin::newNotes() { Note* notes = new Note(i18n("Note")); this->addAspectToProject(notes); } /*! returns a pointer to a Workbook-object, if the currently active Mdi-Subwindow is \a WorkbookView. Otherwise returns \a 0. */ Workbook* MainWin::activeWorkbook() const { QMdiSubWindow* win = m_mdiArea->currentSubWindow(); if (!win) return 0; AbstractPart* part = dynamic_cast(win)->part(); Q_ASSERT(part); return dynamic_cast(part); } /*! returns a pointer to a Datapicker-object, if the currently active Mdi-Subwindow is \a DatapickerView. Otherwise returns \a 0. */ Datapicker* MainWin::activeDatapicker() const { QMdiSubWindow* win = m_mdiArea->currentSubWindow(); if (!win) return 0; AbstractPart* part = dynamic_cast(win)->part(); Q_ASSERT(part); return dynamic_cast(part); } /*! returns a pointer to a \c Spreadsheet object, if the currently active Mdi-Subwindow or if the currently selected tab in a \c WorkbookView is a \c SpreadsheetView Otherwise returns \c 0. */ Spreadsheet* MainWin::activeSpreadsheet() const { QMdiSubWindow* win = m_mdiArea->currentSubWindow(); if (!win) return 0; AbstractPart* part = dynamic_cast(win)->part(); Q_ASSERT(part); Spreadsheet* spreadsheet = 0; const Workbook* workbook = dynamic_cast(part); if (workbook) { spreadsheet = workbook->currentSpreadsheet(); if (!spreadsheet) { //potentially, the spreadsheet was not selected in workbook yet since the selection in project explorer //arrives in workbook's slot later than in this function //->check whether we have a spreadsheet or one of its columns currently selected in the project explorer spreadsheet = dynamic_cast(m_currentAspect); if (!spreadsheet) { if (m_currentAspect->parentAspect()) spreadsheet = dynamic_cast(m_currentAspect->parentAspect()); } } } else spreadsheet = dynamic_cast(part); return spreadsheet; } /*! returns a pointer to a \c Matrix object, if the currently active Mdi-Subwindow or if the currently selected tab in a \c WorkbookView is a \c MatrixView Otherwise returns \c 0. */ Matrix* MainWin::activeMatrix() const { QMdiSubWindow* win = m_mdiArea->currentSubWindow(); if (!win) return 0; AbstractPart* part = dynamic_cast(win)->part(); Q_ASSERT(part); Matrix* matrix = 0; Workbook* workbook = dynamic_cast(part); if (workbook) { matrix = workbook->currentMatrix(); if (!matrix) { //potentially, the matrix was not selected in workbook yet since the selection in project explorer //arrives in workbook's slot later than in this function //->check whether we have a matrix currently selected in the project explorer matrix = dynamic_cast(m_currentAspect); } } else matrix = dynamic_cast(part); return matrix; } /*! returns a pointer to a Worksheet-object, if the currently active Mdi-Subwindow is \a WorksheetView Otherwise returns \a 0. */ Worksheet* MainWin::activeWorksheet() const { QMdiSubWindow* win = m_mdiArea->currentSubWindow(); if (!win) return 0; AbstractPart* part = dynamic_cast(win)->part(); Q_ASSERT(part); return dynamic_cast(part); } #ifdef HAVE_CANTOR_LIBS /* adds a new Cantor Spreadsheet to the project. */ void MainWin::newCantorWorksheet(QAction* action) { CantorWorksheet* cantorworksheet = new CantorWorksheet(0, action->data().toString()); this->addAspectToProject(cantorworksheet); } /********************************************************************************/ /*! returns a pointer to a CantorWorksheet-object, if the currently active Mdi-Subwindow is \a CantorWorksheetView Otherwise returns \a 0. */ CantorWorksheet* MainWin::activeCantorWorksheet() const { QMdiSubWindow* win = m_mdiArea->currentSubWindow(); if (!win) return 0; AbstractPart* part = dynamic_cast(win)->part(); Q_ASSERT(part); return dynamic_cast(part); } #endif /*! called if there were changes in the project. Adds "changed" to the window caption and activates the save-Action. */ void MainWin::projectChanged() { setCaption(i18n("%1 [Changed]", m_project->name())); m_saveAction->setEnabled(true); m_undoAction->setEnabled(true); return; } void MainWin::handleCurrentSubWindowChanged(QMdiSubWindow* win) { if (!win) return; PartMdiView *view = qobject_cast(win); if (!view) { updateGUI(); return; } if (view == m_currentSubWindow) { //do nothing, if the current sub-window gets selected again. //This event happens, when labplot loses the focus (modal window is opened or the user switches to another application) //and gets it back (modal window is closed or the user switches back to labplot). return; } else m_currentSubWindow = view; updateGUI(); if (!m_suppressCurrentSubWindowChangedEvent) m_projectExplorer->setCurrentAspect(view->part()); } void MainWin::handleAspectAdded(const AbstractAspect* aspect) { const AbstractPart* part = dynamic_cast(aspect); if (part) { //TODO: export, print and print preview should be handled in the views and not in MainWin. connect(part, SIGNAL(exportRequested()), this, SLOT(exportDialog())); connect(part, SIGNAL(printRequested()), this, SLOT(print())); connect(part, SIGNAL(printPreviewRequested()), this, SLOT(printPreview())); connect(part, SIGNAL(showRequested()), this, SLOT(handleShowSubWindowRequested())); } } void MainWin::handleAspectRemoved(const AbstractAspect* parent,const AbstractAspect* before,const AbstractAspect* aspect) { Q_UNUSED(before); Q_UNUSED(aspect); m_projectExplorer->setCurrentAspect(parent); } void MainWin::handleAspectAboutToBeRemoved(const AbstractAspect *aspect) { const AbstractPart *part = qobject_cast(aspect); if (!part) return; const Workbook* workbook = dynamic_cast(aspect->parentAspect()); const Datapicker* datapicker = dynamic_cast(aspect->parentAspect()); if (!datapicker) datapicker = dynamic_cast(aspect->parentAspect()->parentAspect()); if (!workbook && !datapicker) { PartMdiView* win = part->mdiSubWindow(); if (win) m_mdiArea->removeSubWindow(win); } } /*! called when the current aspect in the tree of the project explorer was changed. Selects the new aspect. */ void MainWin::handleCurrentAspectChanged(AbstractAspect *aspect) { if (!aspect) aspect = m_project; // should never happen, just in case m_suppressCurrentSubWindowChangedEvent = true; if (aspect->folder() != m_currentFolder) { m_currentFolder = aspect->folder(); updateMdiWindowVisibility(); } m_currentAspect = aspect; //activate the corresponding MDI sub window for the current aspect activateSubWindowForAspect(aspect); m_suppressCurrentSubWindowChangedEvent = false; updateGUI(); } void MainWin::activateSubWindowForAspect(const AbstractAspect* aspect) const { const AbstractPart* part = dynamic_cast(aspect); if (part) { //for LiveDataSource we currently don't show any view /*if (dynamic_cast(part)) return;*/ PartMdiView* win; //for aspects being children of a Workbook, we show workbook's window, otherwise the window of the selected part const Workbook* workbook = dynamic_cast(aspect->parentAspect()); const Datapicker* datapicker = dynamic_cast(aspect->parentAspect()); if (!datapicker) datapicker = dynamic_cast(aspect->parentAspect()->parentAspect()); if (workbook) win = workbook->mdiSubWindow(); else if (datapicker) win = datapicker->mdiSubWindow(); else win = part->mdiSubWindow(); if (m_mdiArea->subWindowList().indexOf(win) == -1) { if (dynamic_cast(part)) m_mdiArea->addSubWindow(win, Qt::Tool); else m_mdiArea->addSubWindow(win); win->show(); } m_mdiArea->setActiveSubWindow(win); } else { //activate the mdiView of the parent, if a child was selected const AbstractAspect* parent = aspect->parentAspect(); if (parent) { activateSubWindowForAspect(parent); //if the parent's parent is a Workbook (a column of a spreadsheet in workbook was selected), //we need to select the corresponding tab in WorkbookView too if (parent->parentAspect()) { Workbook* workbook = dynamic_cast(parent->parentAspect()); Datapicker* datapicker = dynamic_cast(parent->parentAspect()); if (!datapicker) datapicker = dynamic_cast(parent->parentAspect()->parentAspect()); if (workbook) workbook->childSelected(parent); else if (datapicker) datapicker->childSelected(parent); } } } return; } void MainWin::setMdiWindowVisibility(QAction * action) { m_project->setMdiWindowVisibility((Project::MdiWindowVisibility)(action->data().toInt())); } /*! shows the sub window of a worksheet, matrix or a spreadsheet. Used if the window was closed before and the user asks to show the window again via the context menu in the project explorer. */ void MainWin::handleShowSubWindowRequested() { activateSubWindowForAspect(m_currentAspect); } /*! this is called on a right click on the root folder in the project explorer */ void MainWin::createContextMenu(QMenu* menu) const { menu->addMenu(m_newMenu); //The tabbed view collides with the visibility policy for the subwindows. //Hide the menus for the visibility policy if the tabbed view is used. if (m_mdiArea->viewMode() != QMdiArea::TabbedView) menu->addMenu(m_visibilityMenu); } /*! this is called on a right click on a non-root folder in the project explorer */ void MainWin::createFolderContextMenu(const Folder* folder, QMenu* menu) const { Q_UNUSED(folder); //Folder provides it's own context menu. Add a separator before adding additional actions. menu->addSeparator(); this->createContextMenu(menu); } void MainWin::undo() { WAIT_CURSOR; m_project->undoStack()->undo(); if (m_project->undoStack()->index()==0) { setCaption(m_project->name()); m_saveAction->setEnabled(false); m_undoAction->setEnabled(false); m_project->setChanged(false); } m_redoAction->setEnabled(true); RESET_CURSOR; } void MainWin::redo() { WAIT_CURSOR; m_project->undoStack()->redo(); projectChanged(); if (m_project->undoStack()->index() == m_project->undoStack()->count()) m_redoAction->setEnabled(false); RESET_CURSOR; } /*! Shows/hides mdi sub-windows depending on the current visibility policy. */ void MainWin::updateMdiWindowVisibility() const { QList windows = m_mdiArea->subWindowList(); PartMdiView* part_view; switch (m_project->mdiWindowVisibility()) { case Project::allMdiWindows: foreach (QMdiSubWindow* window, windows) window->show(); break; case Project::folderOnly: foreach (QMdiSubWindow *window, windows) { part_view = qobject_cast(window); Q_ASSERT(part_view); if (part_view->part()->folder() == m_currentFolder) part_view->show(); else part_view->hide(); } break; case Project::folderAndSubfolders: foreach (QMdiSubWindow *window, windows) { part_view = qobject_cast(window); if (part_view->part()->isDescendantOf(m_currentFolder)) part_view->show(); else part_view->hide(); } break; } } void MainWin::toggleDockWidget(QAction* action) const { if (action->objectName() == "toggle_project_explorer_dock") { if (m_projectExplorerDock->isVisible()) m_projectExplorerDock->hide(); else m_projectExplorerDock->show(); } else if (action->objectName() == "toggle_properties_explorer_dock") { if (m_propertiesDock->isVisible()) m_propertiesDock->hide(); else m_propertiesDock->show(); } } void MainWin::projectExplorerDockVisibilityChanged(bool visible) { m_toggleProjectExplorerDockAction->setChecked(visible); } void MainWin::propertiesDockVisibilityChanged(bool visible) { m_togglePropertiesDockAction->setChecked(visible); } void MainWin::toggleFullScreen() { if (this->windowState() == Qt::WindowFullScreen) this->setWindowState(m_lastWindowState); else { m_lastWindowState = this->windowState(); this->showFullScreen(); } } void MainWin::closeEvent(QCloseEvent* event) { m_closing = true; if (!this->closeProject()) { m_closing = false; event->ignore(); } } void MainWin::dragEnterEvent(QDragEnterEvent* event) { event->accept(); } void MainWin::dropEvent(QDropEvent* event) { if (!m_project) newProject(); if (event->mimeData() && !event->mimeData()->urls().isEmpty()) { QUrl url = event->mimeData()->urls().at(0); const QString& f = url.toLocalFile(); //TODO: add later the handling of Origin files here if ( f.endsWith(QLatin1String(".lml")) || f.endsWith(QLatin1String(".lml.gz")) || f.endsWith(QLatin1String(".lml.bz2")) || f.endsWith(QLatin1String(".lml.xz")) || f.endsWith(QLatin1String(".LML")) || f.endsWith(QLatin1String(".LML.GZ")) || f.endsWith(QLatin1String(".LML.BZ2")) || f.endsWith(QLatin1String(".LML.XZ")) ) openProject(f); else importFileDialog(f); event->accept(); } else event->ignore(); } void MainWin::handleSettingsChanges() { const KConfigGroup group = KSharedConfig::openConfig()->group( "Settings_General" ); QMdiArea::ViewMode viewMode = QMdiArea::ViewMode(group.readEntry("ViewMode", 0)); if (m_mdiArea->viewMode() != viewMode) { m_mdiArea->setViewMode(viewMode); if (viewMode == QMdiArea::SubWindowView) this->updateMdiWindowVisibility(); } if (m_mdiArea->viewMode() == QMdiArea::TabbedView) { m_tileWindows->setVisible(false); m_cascadeWindows->setVisible(false); QTabWidget::TabPosition tabPosition = QTabWidget::TabPosition(group.readEntry("TabPosition", 0)); if (m_mdiArea->tabPosition() != tabPosition) m_mdiArea->setTabPosition(tabPosition); } else { m_tileWindows->setVisible(true); m_cascadeWindows->setVisible(true); } //autosave bool autoSave = group.readEntry("AutoSave", 0); if (m_autoSaveActive != autoSave) { m_autoSaveActive = autoSave; if (autoSave) m_autoSaveTimer.start(); else m_autoSaveTimer.stop(); } int interval = group.readEntry("AutoSaveInterval", 1); interval *= 60*1000; if (interval != m_autoSaveTimer.interval()) m_autoSaveTimer.setInterval(interval); } /***************************************************************************************/ /************************************** dialogs ***************************************/ /***************************************************************************************/ /*! shows the dialog with the Undo-history. */ void MainWin::historyDialog() { if (!m_project->undoStack()) return; HistoryDialog* dialog = new HistoryDialog(this, m_project->undoStack(), m_undoViewEmptyLabel); int index = m_project->undoStack()->index(); if (dialog->exec() != QDialog::Accepted) { if (m_project->undoStack()->count() != 0) m_project->undoStack()->setIndex(index); } //disable undo/redo-actions if the history was cleared //(in both cases, when accepted or rejected in the dialog) if (m_project->undoStack()->count() == 0) { m_undoAction->setEnabled(false); m_redoAction->setEnabled(false); } } /*! Opens the dialog to import data to the selected workbook, spreadsheet or matrix */ void MainWin::importFileDialog(const QString& fileName) { DEBUG("MainWin::importFileDialog()"); ImportFileDialog* dlg = new ImportFileDialog(this, false, fileName); // select existing container if (m_currentAspect->inherits("Spreadsheet") || m_currentAspect->inherits("Matrix") || m_currentAspect->inherits("Workbook")) dlg->setCurrentIndex( m_projectExplorer->currentIndex()); else if (m_currentAspect->inherits("Column")) { if (m_currentAspect->parentAspect()->inherits("Spreadsheet")) dlg->setCurrentIndex(m_aspectTreeModel->modelIndexOfAspect(m_currentAspect->parentAspect())); } if (dlg->exec() == QDialog::Accepted) { dlg->importTo(statusBar()); m_project->setChanged(true); } delete dlg; DEBUG("MainWin::importFileDialog() DONE"); } void MainWin::importSqlDialog() { DEBUG("MainWin::importSqlDialog()"); ImportSQLDatabaseDialog* dlg = new ImportSQLDatabaseDialog(this); // select existing container if (m_currentAspect->inherits("Spreadsheet") || m_currentAspect->inherits("Matrix") || m_currentAspect->inherits("Workbook")) dlg->setCurrentIndex( m_projectExplorer->currentIndex()); else if (m_currentAspect->inherits("Column")) { if (m_currentAspect->parentAspect()->inherits("Spreadsheet")) dlg->setCurrentIndex( m_aspectTreeModel->modelIndexOfAspect(m_currentAspect->parentAspect())); } if (dlg->exec() == QDialog::Accepted) { dlg->importTo(statusBar()); m_project->setChanged(true); } delete dlg; DEBUG("MainWin::importSqlDialog() DONE"); } void MainWin::importProjectDialog() { DEBUG("MainWin::importProjectDialog()"); ImportProjectDialog::ProjectType type; if (QObject::sender() == m_importOpjAction) type = ImportProjectDialog::ProjectOrigin; else type = ImportProjectDialog::ProjectLabPlot; ImportProjectDialog* dlg = new ImportProjectDialog(this, type); // set current folder dlg->setCurrentFolder(m_currentFolder); if (dlg->exec() == QDialog::Accepted) { dlg->importTo(statusBar()); m_project->setChanged(true); } delete dlg; DEBUG("MainWin::importProjectDialog() DONE"); } /*! opens the dialog for the export of the currently active worksheet, spreadsheet or matrix. */ void MainWin::exportDialog() { QMdiSubWindow* win = m_mdiArea->currentSubWindow(); if (!win) return; AbstractPart* part = dynamic_cast(win)->part(); if (part->exportView()) statusBar()->showMessage(i18n("%1 exported", part->name())); } void MainWin::editFitsFileDialog() { FITSHeaderEditDialog* editDialog = new FITSHeaderEditDialog(this); if (editDialog->exec() == QDialog::Accepted) { if (editDialog->saved()) statusBar()->showMessage(i18n("FITS files saved")); } } /*! adds a new file data source to the current project. */ void MainWin::newLiveDataSourceActionTriggered() { ImportFileDialog* dlg = new ImportFileDialog(this, true); if (dlg->exec() == QDialog::Accepted) { LiveDataSource* dataSource = new LiveDataSource(0, i18n("Live data source%1", 1), false); dlg->importToLiveDataSource(dataSource, statusBar()); this->addAspectToProject(dataSource); } delete dlg; } void MainWin::addAspectToProject(AbstractAspect* aspect) { const QModelIndex& index = m_projectExplorer->currentIndex(); if (index.isValid()) { AbstractAspect* parent = static_cast(index.internalPointer()); parent->folder()->addChild(aspect); } else m_project->addChild(aspect); } void MainWin::settingsDialog() { SettingsDialog* dlg = new SettingsDialog(this); connect (dlg, SIGNAL(settingsChanged()), this, SLOT(handleSettingsChanges())); dlg->exec(); }