QGIS API Documentation  2.99.0-Master (7d4f81d)
qgsmapcanvasmap.h
Go to the documentation of this file.
1 /***************************************************************************
2  qgsmapcanvasmap.h - draws the map in map canvas
3  ----------------------
4  begin : February 2006
5  copyright : (C) 2006 by Martin Dobias
6  email : wonder.sk at gmail dot com
7  ***************************************************************************
8  * *
9  * This program is free software; you can redistribute it and/or modify *
10  * it under the terms of the GNU General Public License as published by *
11  * the Free Software Foundation; either version 2 of the License, or *
12  * (at your option) any later version. *
13  * *
14  ***************************************************************************/
15 
16 #ifndef QGSMAPCANVASMAP_H
17 #define QGSMAPCANVASMAP_H
18 
19 #include <qgsmapcanvasitem.h>
20 
21 class QgsMapSettings;
22 class QgsMapCanvas;
23 
24 #define SIP_NO_FILE
25 
27 
33 class QgsMapCanvasMap : public QgsMapCanvasItem
34 {
35  public:
36 
38  QgsMapCanvasMap( QgsMapCanvas *canvas );
39 
41  void setContent( const QImage &image, const QgsRectangle &rect );
42 
44  QImage contentImage() const { return mImage; }
45 
46  virtual void paint( QPainter *painter ) override;
47 
48  void addPreviewImage( const QImage &image, const QgsRectangle &rect );
49 
50  QRectF boundingRect() const override;
51 
52  private:
53 
54  QImage mImage;
55 
57  QList< QPair< QImage, QgsRectangle > > mPreviewImages;
58 };
59 
61 
62 #endif
A rectangle specified with double values.
Definition: qgsrectangle.h:38
An abstract class for items that can be placed on the map canvas.
Map canvas is a class for displaying all GIS data types on a canvas.
Definition: qgsmapcanvas.h:73
The QgsMapSettings class contains configuration for rendering of the map.
virtual QRectF boundingRect() const override
virtual void paint(QPainter *painter)=0
function to be implemented by derived classes