QGIS API Documentation  3.16.0-Hannover (43b64b13f3)
qgscoordinateboundspreviewmapwidget.h
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1 /***************************************************************************
2  * qgscoordinateboundspreviewmapwidget.h *
3  * Copyright (C) 2019 by Nyall Dawson *
4  * nyall dot dawson at gmail dot com *
5  * *
6  * This program is free software; you can redistribute it and/or modify *
7  * it under the terms of the GNU General Public License as published by *
8  * the Free Software Foundation; either version 2 of the License, or *
9  * (at your option) any later version. *
10  ***************************************************************************/
11 #ifndef QGSCOORDINATEBOUNDSPREVIEWWIDGET_H
12 #define QGSCOORDINATEBOUNDSPREVIEWWIDGET_H
13 
14 #include "qgsmapcanvas.h"
15 #include "qgis_sip.h"
16 #include "qgis_gui.h"
17 
18 class QgsVertexMarker;
19 
28 {
29  Q_OBJECT
30 
31  public:
32 
36  QgsCoordinateBoundsPreviewMapWidget( QWidget *parent SIP_TRANSFERTHIS = nullptr );
37 
39 
46  void setCanvasRect( const QgsRectangle &rect );
47 
52  QgsRectangle canvasRect() const;
53 
58  void setPreviewRect( const QgsRectangle &rect );
59 
60  private:
61 
62  QgsRubberBand *mPreviewBand = nullptr;
63  QgsRubberBand *mCanvasPreviewBand = nullptr;
64  QgsVertexMarker *mCanvasCenterMarker = nullptr;
65 
66  QList<QgsMapLayer *> mLayers;
67 
68  QgsRectangle mCanvasRect;
69 
70 };
71 
72 #endif // QGSCOORDINATEBOUNDSPREVIEWWIDGET_H
QgsCoordinateBoundsPreviewMapWidget
A widget for showing the bounds of a rectangular region on an interactive map.
Definition: qgscoordinateboundspreviewmapwidget.h:28
qgsmapcanvas.h
QgsRubberBand
A class for drawing transient features (e.g.
Definition: qgsrubberband.h:50
QgsMapCanvas
Map canvas is a class for displaying all GIS data types on a canvas.
Definition: qgsmapcanvas.h:85
QgsRectangle
A rectangle specified with double values.
Definition: qgsrectangle.h:42
QgsVertexMarker
A class for marking vertices of features using e.g.
Definition: qgsvertexmarker.h:37
qgis_sip.h
SIP_TRANSFERTHIS
#define SIP_TRANSFERTHIS
Definition: qgis_sip.h:53