QGIS API Documentation  2.99.0-Master (8ec3eaf)
qgsblendmodecombobox.h
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1 /***************************************************************************
2  qgsblendmodecombobox.h
3  ------------------------
4  begin : March 21, 2013
5  copyright : (C) 2013 by Nyall Dawson
6  email : [email protected]
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 
18 #ifndef QGSBLENDMODECOMBOBOX_H
19 #define QGSBLENDMODECOMBOBOX_H
20 
21 #include <QComboBox>
22 #include <QPainter> // For QPainter::CompositionMode enum
23 
27 class GUI_EXPORT QgsBlendModeComboBox : public QComboBox
28 {
29  Q_OBJECT
30  public:
31  QgsBlendModeComboBox( QWidget* parent = nullptr );
32  virtual ~QgsBlendModeComboBox();
33 
35  QPainter::CompositionMode blendMode();
37  void setBlendMode( QPainter::CompositionMode blendMode );
38  private:
40  QStringList blendModesList() const;
41 
43  // index within the combo box
44  std::vector<int> mBlendModeToListIndex;
45  std::vector<int> mListIndexToBlendMode;
46 
47  public slots:
48  void updateModes();
49 
50 };
51 
52 #endif // QGSBLENDMODECOMBOBOX_H
A combobox which lets the user select blend modes from a predefined list.