QGIS API Documentation
3.20.0-Odense (decaadbb31)
src
core
symbology
qgspainterswapper.h
Go to the documentation of this file.
1
/***************************************************************************
2
qgspainterswapper.h
3
-------------------
4
begin : July 2019
5
copyright : (C) 2019 Hugo Mercier
6
email : hugo dot mercier at oslandia 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 QGSPAINTERSWAPPER_H
18
#define QGSPAINTERSWAPPER_H
19
20
#include "qgis_core.h"
21
22
class
QgsRenderContext
;
23
class
QPainter;
24
25
#define SIP_NO_FILE
26
34
class
QgsPainterSwapper
35
{
36
public
:
37
44
QgsPainterSwapper
(
QgsRenderContext
&renderContext, QPainter *newPainter );
45
46
~QgsPainterSwapper
();
47
48
private
:
49
QgsRenderContext
&mRenderContext;
50
QPainter *mOriginalPainter =
nullptr
;
51
};
52
53
#endif
QgsPainterSwapper
A class to manage painter saving and restoring required for drawing on a different painter (mask pain...
Definition:
qgspainterswapper.h:35
QgsPainterSwapper::QgsPainterSwapper
QgsPainterSwapper(QgsRenderContext &renderContext, QPainter *newPainter)
QgsPainterSwapper constructor.
Definition:
qgspainterswapper.cpp:21
QgsPainterSwapper::~QgsPainterSwapper
~QgsPainterSwapper()
Definition:
qgspainterswapper.cpp:28
QgsRenderContext
Contains information about the context of a rendering operation.
Definition:
qgsrendercontext.h:58
Generated on Sun Jun 20 2021 10:45:59 for QGIS API Documentation by
1.9.1