QGIS API Documentation 3.29.0-Master (8c80f25a4f)
qgsplotmouseevent.h
Go to the documentation of this file.
1/***************************************************************************
2 qgsplotmouseevent.h
3 ---------------
4 begin : March 2022
5 copyright : (C) 2022 by Nyall Dawson
6 email : nyall dot dawson at gmail dot com
7***************************************************************************/
8
9/***************************************************************************
10 * *
11 * This program is free software; you can redistribute it and/or modify *
12 * it under the terms of the GNU General Public License as published by *
13 * the Free Software Foundation; either version 2 of the License, or *
14 * (at your option) any later version. *
15 * *
16 ***************************************************************************/
17#ifndef QGSPLOTMOUSEEVENT_H
18#define QGSPLOTMOUSEEVENT_H
19
20#include <QMouseEvent>
21
22#include "qgspointxy.h"
23#include "qgspointlocator.h"
24#include "qgis_gui.h"
25
26class QgsPlotCanvas;
27
39class GUI_EXPORT QgsPlotMouseEvent : public QMouseEvent
40{
41
42#ifdef SIP_RUN
44 if ( dynamic_cast<QgsPlotMouseEvent *>( sipCpp ) )
45 sipType = sipType_QgsPlotMouseEvent;
46 else
47 sipType = 0;
49#endif
50
51 public:
52
59 QgsPlotMouseEvent( QgsPlotCanvas *canvas, QMouseEvent *event );
60
71 QgsPlotMouseEvent( QgsPlotCanvas *canvas, QEvent::Type type, QPoint pos, Qt::MouseButton button = Qt::NoButton,
72 Qt::MouseButtons buttons = Qt::NoButton, Qt::KeyboardModifiers modifiers = Qt::NoModifier );
73
79 QgsPoint mapPoint() const;
80
86 QgsPointXY snappedPoint();
87
91 bool isSnapped();
92
93 private:
94
96 QgsPlotCanvas *mCanvas = nullptr;
97
99 QgsPoint mMapPoint;
100
101 bool mHasCachedSnapResult = false;
102 QgsPointXY mSnappedPoint;
103 bool mIsSnapped = false;
104
105 void snapPoint();
106
107};
108
109#endif // QGSPLOTMOUSEEVENT_H
Plot canvas is a class for displaying interactive 2d charts and plots.
Definition: qgsplotcanvas.h:54
A QgsPlotMouseEvent is the result of a user interaction with the mouse on a QgsPlotCanvas.
A class to represent a 2D point.
Definition: qgspointxy.h:59
Point geometry type, with support for z-dimension and m-values.
Definition: qgspoint.h:49
#define SIP_CONVERT_TO_SUBCLASS_CODE(code)
Definition: qgis_sip.h:186
#define SIP_END
Definition: qgis_sip.h:203