mirror of
https://github.com/jkriege2/JKQtPlotter.git
synced 2024-11-15 18:15:52 +08:00
653 lines
29 KiB
C++
653 lines
29 KiB
C++
/*
|
||
Copyright (c) 2008-2018 Jan W. Krieger (<jan@jkrieger.de>, <j.krieger@dkfz.de>)
|
||
|
||
|
||
|
||
This software 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 3 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, see <http://www.gnu.org/licenses/>.
|
||
*/
|
||
|
||
|
||
|
||
|
||
/**
|
||
* \defgroup jkqtplotter Qt based Scientific Plotter Class
|
||
* \ingroup tools_qt
|
||
*
|
||
* A Qt based plotter for 2D scientific graphs.
|
||
*/
|
||
|
||
/** \file jkqtplotter.h
|
||
* \ingroup jkqtplotter
|
||
*
|
||
* A Qt based plotter for 2D scientific graphs.
|
||
*/
|
||
#include <QWidget>
|
||
#include <QVector>
|
||
#include <QSettings>
|
||
#include <QColor>
|
||
#include <QMap>
|
||
#include <QVector>
|
||
#include <QScrollArea>
|
||
#include <QVBoxLayout>
|
||
#include <QToolBar>
|
||
#include <QGridLayout>
|
||
#include <QListWidget>
|
||
#include <QListWidgetItem>
|
||
#include <QToolBar>
|
||
#include <QPointer>
|
||
#include <QTimer>
|
||
|
||
#include <vector>
|
||
#include <cmath>
|
||
#include <iostream>
|
||
|
||
#include "jkqtplotter/jkqtpbaseplotter.h"
|
||
#include "jkqtplottertools/jkqtptools.h"
|
||
#include "jkqtplottertools/jkqtp_imexport.h"
|
||
#include "jkqtplottergui/jkvanishqtoolbar.h"
|
||
#include <QKeyEvent>
|
||
|
||
#ifndef JKQTPLOTTER_H
|
||
#define JKQTPLOTTER_H
|
||
|
||
/** \brief initialized Qt-ressources necessary for JKQtPlotter */
|
||
LIB_EXPORT void initJKQtPlotterResources();
|
||
|
||
|
||
/** \brief class to plot function graphs in linear or (semi-)logarithmic scale
|
||
* \ingroup jkqtplotter
|
||
*
|
||
* This class is an implementation of JKQtPlotterBase. It uses the tools from this base class
|
||
* to display function graphs that use the internal datastore as data source. You can add graphs
|
||
* to this component which are described by a JKQTPgraph struct.
|
||
*/
|
||
class LIB_EXPORT JKQtPlotter: public QWidget {
|
||
Q_OBJECT
|
||
public:
|
||
enum MouseActionModes {
|
||
ZoomRectangle,
|
||
RectangleEvents,
|
||
/*PolygonEvents,*/
|
||
CircleEvents,
|
||
EllipseEvents,
|
||
LineEvents,
|
||
ScribbleEvents,
|
||
NoMouseAction,
|
||
ClickEvents
|
||
};
|
||
|
||
enum RightMouseButtonAction {
|
||
RightMouseButtonNone=0,
|
||
RightMouseButtonZoom=1,
|
||
RightMouseButtonContextMenu=2
|
||
};
|
||
|
||
enum LeftDoubleClickAction {
|
||
LeftDoubleClickDefault,
|
||
LeftDoubleClickContextMenu,
|
||
LeftDoubleClickSpecialContextMenu,
|
||
};
|
||
|
||
|
||
|
||
|
||
/** \brief class constructor
|
||
*/
|
||
explicit JKQtPlotter(bool datastore_internal, QWidget* parent=nullptr, JKQTPdatastore* datast=nullptr);
|
||
explicit JKQtPlotter(QWidget* parent=nullptr);
|
||
|
||
/** \brief class destructor */
|
||
virtual ~JKQtPlotter();
|
||
|
||
/** reinitializes the toolbar, i.e. fills in QActions added to the QWidget since its creation/the last call to this function */
|
||
virtual void updateToolbarActions();
|
||
|
||
|
||
/** \brief set the width/height of the icons in the toolbar in pixels */
|
||
inline void set_toolbarIconSize(int value) {
|
||
toolbarIconSize=value;
|
||
QSize s=QSize(toolbarIconSize, toolbarIconSize);
|
||
toolbar->setIconSize(s);
|
||
};
|
||
|
||
/** \brief get the width/height of the icons in the toolbar in pixels */
|
||
inline int get_toolbarIconSize() {
|
||
return toolbarIconSize;
|
||
};
|
||
|
||
/** \brief returns the class internally used for plotting */
|
||
JKQtBasePlotter* get_plotter() const { return plotter; }
|
||
/** \brief returns the class internally used for plotting */
|
||
const JKQtBasePlotter* get_constplotter() const { return const_cast<const JKQtBasePlotter*>(plotter); }
|
||
|
||
JKQTPGET_SET_MACRO_I(bool, displayToolbar, updateToolbar())
|
||
JKQTPGET_SET_MACRO_I(bool, toolbarAlwaysOn, updateToolbar())
|
||
JKQTPGET_SET_MACRO(bool, displayMousePosition)
|
||
JKQTPGET_SET_MACRO(bool, displayCustomMousePosition)
|
||
JKQTPGET_SET_MACRO_I(QColor, userActionColor, update())
|
||
JKQTPGET_SET_MACRO_I(QPainter::CompositionMode, userActionCompositionMode, update())
|
||
JKQTPGET_SET_MACRO_I(MouseActionModes, mouseActionMode, updateCursor())
|
||
|
||
/** \brief loads the plot properties from a QSettings object */
|
||
virtual void loadSettings(QSettings& settings, QString group=QString("plots"));
|
||
|
||
/** \brief saves the plot properties into a QSettings object.
|
||
*
|
||
* This method only saves those properties that differ from their default value.
|
||
*/
|
||
virtual void saveSettings(QSettings& settings, QString group=QString("plots"));
|
||
|
||
/** \brief returns the minimum size of the widget */
|
||
QSize minimumSizeHint() const;
|
||
|
||
/** \brief returns the size of the widget */
|
||
QSize sizeHint() const;
|
||
|
||
/*! \brief synchronize the plot borders with a given plotter
|
||
|
||
This function allows two plotters to draw a graph with exactly the same height or width
|
||
as in another graph. For example if you want to have two plotters which are positioned one
|
||
above the other (and have the same widget widths, which could be guaranteed by a QLayout)
|
||
you may want to make sure that their plotWidth s are always the same. In this case call
|
||
\code plotter2->synchronizeToMaster(plotter1, true, false) \endcode of the lower plotter \c plotter2 .
|
||
Now whenever the size of plotter1 changes, also plotter2 is redrawn with the changed
|
||
borders.
|
||
|
||
\param master the plotter widget to synchronize to
|
||
\param synchronizeWidth do you want the plot width to be synchronized?
|
||
\param synchronizeHeight do you want the plot height to be synchronized?
|
||
*/
|
||
void synchronizeToMaster(JKQtPlotter* master, bool synchronizeWidth, bool synchronizeHeight);
|
||
|
||
/** \brief switches any synchronization off, that has been created by synchronizeToMaster() */
|
||
void resetMasterSynchronization();
|
||
|
||
|
||
/** \brief returns a pointer to the datastore used by this object */
|
||
inline JKQTPdatastore* getDatastore() { return plotter->getDatastore(); }
|
||
|
||
/** \brief tells the plotter object to use the given external datastore.
|
||
*
|
||
* If the current datastore is internally managed, this method will free that object and use the supplied datastore
|
||
* with external management. If the current datastore is already external, this method will simply replace it by the
|
||
* new one.
|
||
*/
|
||
inline void useExternalDatastore(JKQTPdatastore* newStore) { plotter->useExternalDatastore(newStore); }
|
||
|
||
/** \brief tells the plotter object to use the given external datastore and treat it as an internal one (i.e. free it
|
||
* when the plotter object ist destroyed.
|
||
*/
|
||
inline void useAsInternalDatastore(JKQTPdatastore* newStore) { plotter->useAsInternalDatastore(newStore); }
|
||
|
||
/** \brief tells the plotter object to use an internal datastore. A new internal datastore object is generated only if
|
||
* the current datastore is not internal.
|
||
*/
|
||
inline void useInternalDatastore() { plotter->useInternalDatastore(); }
|
||
|
||
/** \brief tells the plotter object to use an internal datastore (just like useInternalDatastore() ), but forces the
|
||
* generation of a new datastore, even if the current one is already internal (the current one will be freed in
|
||
* the lather case */
|
||
inline void forceInternalDatastore() { plotter->forceInternalDatastore(); }
|
||
|
||
inline void set_emitSignals(bool sig) { plotter->set_emitSignals(sig); }
|
||
inline bool get_emitSignals() { return plotter->get_emitSignals(); }
|
||
|
||
JKQTPGetMacro(bool, doDrawing);
|
||
void set_doDrawing(bool enable);
|
||
|
||
bool get_zoomByMouseRectangle() const;
|
||
void set_zoomByMouseRectangle(bool zomByrectangle);
|
||
|
||
//GET_SET_MACRO(bool, zoomByDoubleAndRightMouseClick);
|
||
JKQTPGET_SET_MACRO(RightMouseButtonAction, rightMouseButtonAction);
|
||
JKQTPGET_SET_MACRO(LeftDoubleClickAction, leftDoubleClickAction);
|
||
JKQTPGET_MACRO(QMenu*, menuSpecialContextMenu);
|
||
void set_menuSpecialContextMenu(QMenu* menu);
|
||
|
||
JKQTPGET_SET_MACRO(bool, zoomByMouseWheel);
|
||
|
||
JKQTPGetMacro(double, mouseContextX)
|
||
JKQTPGetMacro(double, mouseContextY)
|
||
JKQTPGetMacro(int, mouseLastClickX)
|
||
JKQTPGetMacro(int, mouseLastClickY)
|
||
|
||
inline JKQTPhorizontalAxis* getXAxis() { return plotter->getXAxis(); }
|
||
inline JKQTPverticalAxis* getYAxis() { return plotter->getYAxis(); }
|
||
inline JKQTPhorizontalAxis* get_xAxis() { return plotter->get_xAxis(); }
|
||
inline JKQTPverticalAxis* get_yAxis() { return plotter->get_yAxis(); }
|
||
|
||
/** \brief returns description of i'th graph */
|
||
inline JKQTPgraph* getGraph(size_t i) { return plotter->getGraph(i); }
|
||
|
||
/** \brief returns the number of graphs */
|
||
inline size_t getGraphCount() { return plotter->getGraphCount(); }
|
||
|
||
/** \brief remove the i-th graph */
|
||
inline void deleteGraph(size_t i, bool deletegraph=true) { plotter->deleteGraph(i, deletegraph); }
|
||
|
||
/** \brief returns \c true, if the given graph is present */
|
||
inline bool containsGraph(JKQTPgraph* gr) { return plotter->containsGraph(gr); }
|
||
|
||
/** \brief remove the given graph, if it is contained */
|
||
inline void deleteGraph(JKQTPgraph* gr, bool deletegraph=true) { plotter->deleteGraph(gr, deletegraph); };
|
||
|
||
/** \brief remove all plots
|
||
*
|
||
* \param deleteGraphs if set \c true (default) the graph objects will also be deleted
|
||
*/
|
||
inline void clearGraphs(bool deleteGraphs=true) { plotter->clearGraphs(deleteGraphs); }
|
||
|
||
/** \brief add a new graph, returns it's position in the graphs list */
|
||
inline size_t addGraph(JKQTPgraph* gr) { return plotter->addGraph(gr); }
|
||
|
||
/** \brief move the given graph to the top, or add it, if it is not yet contained */
|
||
inline size_t moveGraphTop(JKQTPgraph* gr) { return plotter->moveGraphTop(gr); }
|
||
|
||
/** \brief move the given graph to the top, or add it, if it is not yet contained */
|
||
inline size_t moveGraphBottom(JKQTPgraph* gr) { return plotter->moveGraphBottom(gr); }
|
||
|
||
/** \brief add a new graphs from a QVector<JKQTPgraph*>, QList<JKQTPgraph*>, std::vector<JKQTPgraph*> ... or any standard-iterateable container with JKQTPgraph*-items */
|
||
template <class TJKQTPgraphContainer>
|
||
inline void addGraphs(const TJKQTPgraphContainer& gr) { plotter->addGraphs(gr); }
|
||
|
||
/** \brief sets minimum and maximum x-value to plot */
|
||
inline void setX(double xminn, double xmaxx) { plotter->setX(xminn, xmaxx); }
|
||
|
||
/** \brief sets minimum and maximum y-value to plot */
|
||
inline void setY(double yminn, double ymaxx) { plotter->setY(yminn, ymaxx); }
|
||
|
||
/** \brief sets minimum and maximum x- and y-values to plot */
|
||
inline void setXY(double xminn, double xmaxx, double yminn, double ymaxx) { plotter->setXY(xminn, xmaxx, yminn, ymaxx); }
|
||
|
||
/** \brief returns the current x-axis min */
|
||
inline double getXMin() const {return plotter->getXMin(); }
|
||
|
||
/** \brief returns the current x-axis max */
|
||
inline double getXMax() const {return plotter->getXMax(); }
|
||
|
||
/** \brief returns the current y-axis min */
|
||
inline double getYMin() const {return plotter->getYMin(); }
|
||
|
||
/** \brief returns the current y-axis max */
|
||
inline double getYMax() const {return plotter->getYMax(); }
|
||
|
||
|
||
|
||
|
||
/** \brief sets absolute minimum and maximum x-value to plot */
|
||
inline void setAbsoluteX(double xminn, double xmaxx) { plotter->setAbsoluteX(xminn, xmaxx); }
|
||
|
||
/** \brief sets absolute minimum and maximum y-value to plot */
|
||
inline void setAbsoluteY(double yminn, double ymaxx) { plotter->setAbsoluteY(yminn, ymaxx); }
|
||
|
||
/** \brief sets absolute minimum and maximum x- and y-values to plot */
|
||
inline void setAbsoluteXY(double xminn, double xmaxx, double yminn, double ymaxx) { plotter->setAbsoluteXY(xminn, xmaxx, yminn, ymaxx); }
|
||
|
||
/** \brief returns the absolute x-axis min */
|
||
inline double getAbsoluteXMin() const {return plotter->getAbsoluteXMin(); }
|
||
/** \brief returns the absolute x-axis max */
|
||
inline double getAbsoluteXMax() const {return plotter->getAbsoluteXMax(); }
|
||
|
||
/** \brief returns the absolute y-axis min */
|
||
inline double getAbsoluteYMin() const {return plotter->getAbsoluteYMin(); }
|
||
|
||
/** \brief returns the absolute y-axis max */
|
||
inline double getAbsoluteYMax() const {return plotter->getAbsoluteYMax(); }
|
||
|
||
inline double getMagnification() const { return magnification; }
|
||
|
||
/** \brief gets the next unused style id, i.e. the smalles number >=0 which is not contained in usedStyles */
|
||
inline int getNextStyle() {
|
||
return get_plotter()->getNextStyle();
|
||
}
|
||
|
||
/** \brief returns a QPen object for the i-th plot style */
|
||
inline JKQtBasePlotter::JKQTPPen getPlotStyle(int i) const {
|
||
return get_constplotter()->getPlotStyle(i);
|
||
}
|
||
|
||
/** \brief font face for key labels */
|
||
inline QString get_keyFont() const {
|
||
return get_constplotter()->get_keyFont();
|
||
}
|
||
|
||
/** \brief font size for key labels [in points] */
|
||
inline double get_keyFontSize() const {
|
||
return get_constplotter()->get_keyFontSize();
|
||
}
|
||
public slots:
|
||
/** \brief set the plot magnification */
|
||
void setMagnification(double m);
|
||
/** \brief sets x/ymin and x/ymax to the supplied values and replots the graph (zoom operation!) */
|
||
inline void zoom(double nxmin, double nxmax, double nymin, double nymax) {
|
||
plotter->zoom(nxmin, nxmax, nymin, nymax);
|
||
}
|
||
|
||
/** \brief sets whether to plot grid lines or not */
|
||
inline void setGrid(bool val) {
|
||
plotter->setGrid(val);
|
||
}
|
||
|
||
/** \brief save the current plot as an image file, with the current widget aspect ratio, if filename is empty a file selection dialog is displayed.
|
||
* The image format is extracted from the file extension (jpeg, tiff, png, pdf, ...) */
|
||
inline void saveImage(QString filename=QString(""), bool displayPreview=true) {
|
||
plotter->saveImage(filename, displayPreview);
|
||
}
|
||
|
||
/** \brief save the data used for the current plot. The file format is extracted from the file extension (csv, ...)
|
||
*
|
||
* The parameter \a format specifies the export format. if it is empty the format will be choosen according to the file extension, or
|
||
* if \a filename is also empty the format will be choosen according to what is selected in the file selection dialog.
|
||
*
|
||
* If \a format is \c "slk" the output will be in SYLK format, if \a format is \c "csv" or \a "dat" the output will be comma separated values
|
||
* and if \a format is \c "txt" the output will be tab separated values.
|
||
*/
|
||
inline void saveData(QString filename=QString(""), QString format=QString("")) {
|
||
plotter->saveData(filename, format);
|
||
}
|
||
|
||
/** \brief print the current plot, if printer is \c nullptr a printer selection dialog is displayed */
|
||
inline void print(QPrinter* printer=nullptr) {
|
||
plotter->print(printer);
|
||
}
|
||
|
||
/** \brief copy displayed data to cpliboard */
|
||
inline void copyData() {
|
||
plotter->copyData();
|
||
}
|
||
|
||
/** \brief copy displayed data to cpliboard in Matlab syntax */
|
||
inline void copyDataMatlab() {
|
||
plotter->copyDataMatlab();
|
||
}
|
||
/** \brief this method zooms the graph so that all plotted datapoints are visible.
|
||
*
|
||
* \param zoomX if set \c true (default) zooms the x axis
|
||
* \param zoomY if set \c true (default) zooms the y axis
|
||
* \param includeX0 if this is \c true zoomToFit() will ensure that \f$ x=0 \f$ is visible in the plot (only for non-logx plots, default: false)
|
||
* \param includeY0 if this is \c true zoomToFit() will ensure that \f$ y=0 \f$ is visible in the plot (only for non-logy plots, default: false)
|
||
* \param scaleX the plot will have a width of \f$ \mbox{Xscale}\cdot\Delta x \f$ where \f$ \Delta x \f$ is the actual x-axis data range
|
||
* For logx plots we actually use this on the logarithmized data! (default: 1.05)
|
||
* \param scaleY the plot will have a height of \f$ \mbox{Yscale}\cdot\Delta < \f$ where \f$ \Delta < \f$ is the actual <-axis data range
|
||
* For log< plots we actually use this on the logarithmized data! (default: 1.05)
|
||
*
|
||
*/
|
||
inline void zoomToFit(bool zoomX=true, bool zoomY=true, bool includeX0=false, bool includeY0=false, double scaleX=1.05, double scaleY=1.05) {
|
||
plotter->zoomToFit(zoomX, zoomY, includeX0, includeY0, scaleX, scaleY);
|
||
}
|
||
|
||
/** \brief zooms into the graph (the same as turning the mouse wheel) by the given factor */
|
||
inline void zoomIn(double factor=2.0) { plotter->zoomIn(factor); };
|
||
/** \brief zooms out of the graph (the same as turning the mouse wheel) by the given factor */
|
||
inline void zoomOut(double factor=2.0) { plotter->zoomOut(factor); };
|
||
|
||
/** \brief update the plot */
|
||
void update_plot();
|
||
|
||
/** \brief update the plot and replot immediately */
|
||
void replot_plot();
|
||
|
||
/** \brief update overlays only */
|
||
void replot_overlays();
|
||
|
||
/** \brief update overlays only */
|
||
void update_overlays();
|
||
|
||
|
||
/** \brief may be connected to zoomChangedLocally() of a different plot and synchronizes the local x-axis to the other x-axis */
|
||
void synchronizeXAxis(double newxmin, double newxmax, double newymin, double newymax, JKQtPlotter* sender);
|
||
/** \brief may be connected to zoomChangedLocally() of a different plot and synchronizes the local y-axis to the other y-axis */
|
||
void synchronizeYAxis(double newxmin, double newxmax, double newymin, double newymax, JKQtPlotter* sender);
|
||
/** \brief may be connected to zoomChangedLocally() of a different plot and synchronizes the local x- and y-axis to the other x- and y-axis */
|
||
void synchronizeXYAxis(double newxmin, double newxmax, double newymin, double newymax, JKQtPlotter* sender);
|
||
|
||
|
||
/** \brief popuplate the given toolbar with all actions shown in a toolbar from this class ... */
|
||
virtual void populateToolbar(QToolBar* toolbar) const;
|
||
|
||
void setMousePositionLabel(const QString& text);
|
||
|
||
void openContextMenu();
|
||
void openContextMenu(int x, int y);
|
||
void openSpecialContextMenu();
|
||
void openSpecialContextMenu(int x, int y);
|
||
signals:
|
||
/** \brief signal: emitted whenever the mouse moved over the plot */
|
||
void plotMouseMove(double x, double y);
|
||
/** \brief signal: emitted whenever the mouse was clicked over the plot */
|
||
void plotMouseClicked(double x, double y, Qt::KeyboardModifiers modifiers, Qt::MouseButton button);
|
||
/** \brief signal: emitted whenever the mouse was clicked over the plot */
|
||
void plotMouseDoubleClicked(double x, double y, Qt::KeyboardModifiers modifiers, Qt::MouseButton button);
|
||
/** \brief signal: emitted whenever a zoom rectangle is drawn (and it's size changes) */
|
||
void plotNewZoomRectangle(double mouseDragRectXStart, double mouseDragRectXEnd, double mouseDragRectYStart, double mouseDragRectYEnd);
|
||
/** \brief emitted when the plot scaling has been recalculated */
|
||
void plotScalingRecalculated();
|
||
/** \brief emitted before the plot scaling has been recalculated */
|
||
void beforePlotScalingRecalculate();
|
||
/** \brief emitted when a context-emnu was opened at the given position */
|
||
void contextMenuOpened(double x, double y, QMenu* contextMenu);
|
||
|
||
|
||
/** \brief signal: emitted whenever the user selects a new x-y zoom range (by mouse) */
|
||
void zoomChangedLocally(double newxmin, double newxmax, double newymin, double newymax, JKQtPlotter* sender);
|
||
|
||
/** \brief emitted when the user draws a rectangle */
|
||
void userClickFinished(double x, double y, Qt::KeyboardModifiers modifiers);
|
||
/** \brief emitted when the user draws a rectangle */
|
||
void userScribbleClick(double x, double y, Qt::KeyboardModifiers modifiers, bool first, bool last);
|
||
/** \brief emitted when the user draws a rectangle */
|
||
void userRectangleFinished(double x, double y, double width, double height, Qt::KeyboardModifiers modifiers);
|
||
/** \brief emitted when the user draws a line */
|
||
void userLineFinished(double x1, double y1, double x2, double y2, Qt::KeyboardModifiers modifiers);
|
||
/** \brief emitted when the user draws a circle */
|
||
void userCircleFinished(double x, double y, double radius, Qt::KeyboardModifiers modifiers);
|
||
/** \brief emitted when the user draws an ellipse */
|
||
void userEllipseFinished(double x, double y, double radiusX, double radiusY, Qt::KeyboardModifiers modifiers);
|
||
|
||
|
||
protected:
|
||
|
||
/** \brief you may overwrite this method to modify the given context emnu before it is displayed.
|
||
*
|
||
* The plotter will fill the menu with the default items and then call this method. The default implementation does NOTHING.
|
||
*/
|
||
virtual void modifyContextMenu(QMenu* menu);
|
||
|
||
void init(bool datastore_internal, QWidget* parent, JKQTPdatastore* datast);
|
||
|
||
MouseActionModes mouseActionMode;
|
||
|
||
bool doDrawing;
|
||
|
||
/** \brief JKQtPlotterBase used to plot */
|
||
JKQtBasePlotter* plotter;
|
||
|
||
|
||
/** \brief fill color of the zoom rectangle */
|
||
JKQTPPROPERTY(QColor, userActionColor)
|
||
|
||
/** \brief fill color of the zoom rectangle */
|
||
JKQTPPROPERTY(QPainter::CompositionMode, userActionCompositionMode)
|
||
|
||
/** \brief width/height of the icons in the plotter toolbar in pixels */
|
||
JKQTPPROPERTY(int, toolbarIconSize)
|
||
|
||
/** \brief this is set \c true if we are drawing a zoom rectangle */
|
||
bool mouseDragingRectangle;
|
||
|
||
/** \brief when zooming by moving the mouse this contains the x-coordinate the user clicked on */
|
||
double mouseDragRectXStart;
|
||
|
||
/** \brief when zooming by moving the mouse this contains the x-coordinate the mouse is currently
|
||
* pointing to
|
||
*/
|
||
double mouseDragRectXEnd;
|
||
|
||
/** \brief when zooming by moving the mouse this contains the y-coordinate the user clicked on */
|
||
double mouseDragRectYStart;
|
||
|
||
/** \brief when zooming by moving the mouse this contains the y-coordinate the mouse is currently
|
||
* pointing to
|
||
*/
|
||
double mouseDragRectYEnd;
|
||
|
||
/** \brief this stores the currently displayed plot */
|
||
QImage image;
|
||
|
||
/** \brief this stores the currently displayed plot */
|
||
QImage imageNoOverlays;
|
||
|
||
/** \brief this can be used when drawing a zoom rectangle to store an unchanged
|
||
* copy of the currently displayed image.
|
||
*/
|
||
QImage oldImage;
|
||
|
||
/** \brief indicates whether zooming in by double clicking and zooming out by right-clicking is activated */
|
||
//bool zoomByDoubleAndRightMouseClick;
|
||
RightMouseButtonAction rightMouseButtonAction;
|
||
|
||
/** \brief indicates whether zooming using the mouse-wheel is activated */
|
||
bool zoomByMouseWheel;
|
||
|
||
/** \brief indicates the action to perform on a left mouse-button double-click */
|
||
LeftDoubleClickAction leftDoubleClickAction;
|
||
QMenu* menuSpecialContextMenu;
|
||
|
||
|
||
|
||
/** \brief toolbar class used for user input */
|
||
JKVanishQToolBar* toolbar;
|
||
|
||
|
||
/** \brief paint the user action (rectangle, ellipse, ... */
|
||
void paintUserAction();
|
||
|
||
|
||
/** \brief event handler for a double click (zoom in on time axis) */
|
||
void mouseDoubleClickEvent ( QMouseEvent * event );
|
||
|
||
/*! \brief react on key presses.
|
||
|
||
These shortcuts are defined:
|
||
- ESC stops current zooming/drawing action
|
||
.
|
||
*/
|
||
void keyReleaseEvent(QKeyEvent* event);
|
||
|
||
/** \brief event handler for a mouse move
|
||
*
|
||
* This implements two behaviours:
|
||
* - If no mouse button is pressed this simply emits a plotMouseMove() event which
|
||
* allows for some other widget to display the current position of the mouse inside
|
||
* the plot
|
||
* - If the left mouse button is pressed (private property mouseZooming is \c true )
|
||
* this displays a rectangle. If the mouse is release ( mouseReleaseEvent() ) the control
|
||
* zooms the specified region. So you can use the mouse to select a range to zoom into.
|
||
* This stores the current mouse position in mouseZoomingTEnd .
|
||
* .
|
||
*/
|
||
void mouseMoveEvent ( QMouseEvent * event );
|
||
|
||
/** \brief event handler for a mouse down event
|
||
*
|
||
* If the left mouse button is pressed down this starts the drawing of a zoom rectangle with
|
||
* the mouse. This method sets mouseZooming to \c true and stores the current time in the private
|
||
* property mouseZoomingTStart. All this is only executed when the mouse is inside the coordinate
|
||
* system.
|
||
*
|
||
* If the right mouse button is clicked this zooms out of the coordinate system by a factor of two.
|
||
*/
|
||
void mousePressEvent ( QMouseEvent * event );
|
||
|
||
/** \brief event handler for a mouse release event
|
||
*
|
||
* If the left mouse button is released (and mouseZooming is \c true ) this stops drawing a
|
||
* zoom rectangle and emits a tzoomChangedLocally() event.
|
||
*/
|
||
void mouseReleaseEvent ( QMouseEvent * event );
|
||
|
||
/** \brief event handler for a turn of the mouse wheel
|
||
* turning forward the mous wheel will zoom out and turning it backwards will zoom
|
||
* in by a factor of \f$ 2^{\mbox{delta\_wheel}} \f$. */
|
||
void wheelEvent(QWheelEvent * event);
|
||
|
||
/** \brief this simply paints the stored image to the widget's surface */
|
||
void paintEvent(QPaintEvent *event);
|
||
|
||
/** \brief resizes the internal representation (image) of the graphs */
|
||
void resizeEvent(QResizeEvent *event);
|
||
|
||
|
||
void leaveEvent ( QEvent * event );
|
||
|
||
/** \brief specifies whether to display a toolbar with buttons when the mouse is in the upper border of the plot */
|
||
bool displayToolbar;
|
||
/** <20>brief specifies whether the toolbar is always visible or only when the mouse moves to the upper left area */
|
||
bool toolbarAlwaysOn;
|
||
|
||
void updateToolbar();
|
||
|
||
/** \brief specifies whether to write the current position of the mouse in the top border of the plot (this may automatically extent the
|
||
top border, so the position fits in. The default widget font is used for the output. */
|
||
bool displayMousePosition;
|
||
/** \brief this string is used to generate the position output above the graph */
|
||
JKQTPPROPERTY(QString, mousePositionTemplate)
|
||
/** \brief if set \c true and displayMousePosition is \c true, the mouse position is not automatically determined, but the text given to setMousePositionLabel() is used */
|
||
bool displayCustomMousePosition;
|
||
QString customMousePositiontext;
|
||
|
||
/** \brief the master plotter, this plotter is connected to. */
|
||
QPointer<JKQtPlotter> masterPlotter;
|
||
|
||
/** \brief calculate the y-axis shift of the plot, so there is space for the potentially displayed mouse position label */
|
||
int getPlotYOffset();
|
||
|
||
double mousePosX;
|
||
double mousePosY;
|
||
|
||
double magnification;
|
||
|
||
QSize minSize;
|
||
|
||
QMenu* contextMenu;
|
||
double mouseContextX;
|
||
double mouseContextY;
|
||
int mouseLastClickX;
|
||
int mouseLastClickY;
|
||
QList<QMenu*> contextSubMenus;
|
||
void initContextMenu();
|
||
|
||
void updateCursor();
|
||
|
||
|
||
QTimer resizeTimer;
|
||
protected slots:
|
||
void delayedResizeEvent();
|
||
|
||
/** \brief connected to plotScalingRecalculated() of the masterPlotter */
|
||
void masterPlotScalingRecalculated();
|
||
|
||
/** \brief called whenever the zoom changes in plotter */
|
||
void pzoomChangedLocally(double newxmin, double newxmax, double newymin, double newymax, JKQtBasePlotter* sender);
|
||
|
||
/** \brief emitted before the plot scaling has been recalculated */
|
||
void intBeforePlotScalingRecalculate();
|
||
/** \brief called from a menu entry that encodes the graph ID */
|
||
void reactGraphVisible(bool visible);
|
||
|
||
};
|
||
|
||
|
||
#endif // JKQTPLOTTER_H
|