QGIS API Documentation 3.99.0-Master (c22de0620c0)
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qgsmapcanvasmap.h
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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#define SIP_NO_FILE
22
23class QgsMapSettings;
24class QgsMapCanvas;
25
26
28
35class QgsMapCanvasMap : public QgsMapCanvasItem
36{
37 public:
39 QgsMapCanvasMap( QgsMapCanvas *canvas );
40
41 void setContent( const QImage &image, const QgsRectangle &rect );
42
43 QImage contentImage() const { return mImage; }
44
46 void paint( QPainter *painter ) override;
47
48 void addPreviewImage( const QImage &image, const QPolygonF &visiblePolygon );
49
50 QRectF boundingRect() const override;
51
52 private:
53 QImage mImage;
54
56 QList<QPair<QImage, QPolygonF>> mPreviewImages;
57};
58
60
61#endif
An abstract class for items that can be placed on the map canvas.
QRectF boundingRect() const override
virtual void paint(QPainter *painter)=0
function to be implemented by derived classes
Map canvas is a class for displaying all GIS data types on a canvas.
Contains configuration for rendering maps.
A rectangle specified with double values.