qgsblendmodecombobox.h

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/***************************************************************************
                              qgsblendmodecombobox.h
                              ------------------------
  begin                : March 21, 2013
  copyright            : (C) 2013 by Nyall Dawson
  email                : [email protected]
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#ifndef QGSBLENDMODECOMBOBOX_H
#define QGSBLENDMODECOMBOBOX_H

#include <QComboBox>
#include <QPainter> // For QPainter::CompositionMode enum
#include "qgsmaprenderer.h" //for getCompositionMode

class GUI_EXPORT QgsBlendModeComboBox : public QComboBox
{
    Q_OBJECT
  public:
    QgsBlendModeComboBox( QWidget* parent = nullptr );
    virtual ~QgsBlendModeComboBox();

    QPainter::CompositionMode blendMode();
    void setBlendMode( QPainter::CompositionMode blendMode );
  private:
    QStringList blendModesList() const;

    //  index within the combo box
    std::vector<int> mBlendModeToListIndex;
    std::vector<int> mListIndexToBlendMode;

  public slots:
    void updateModes();

};

#endif // QGSBLENDMODECOMBOBOX_H