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/*  Copyright (c) 2010-2013  hkrn                                    */
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#ifndef VPVM_BACKGROUNDIMAGE_H_
#define VPVM_BACKGROUNDIMAGE_H_

#include <QSize>
#include <QMovie>
#include <stdint.h> /* for intptr_t */

namespace vpvl2 {
namespace qt {
class TextureDrawHelper;
}
}

namespace vpvm {

using namespace vpvl2::qt;

class BackgroundImage {
public:
    BackgroundImage(const QSize &size);
    ~BackgroundImage();

    void resize(const QSize &size);
    void setImage(const QString &filename);
    void setTimeIndex(int value);
    void draw();

    const QSize &imageSize() const { return m_backgroundImageSize; }
    const QString &imageFilename() const { return m_backgroundImageFilename; }
    const QPoint &imagePosition() const { return m_backgroundImagePosition; }
    void setImagePosition(const QPoint &value) { m_backgroundImagePosition = value; }
    bool isUniformEnabled() const { return m_uniformImage; }
    void setUniformEnable(bool value) { m_uniformImage = value; }

private:
    void release();
    void generateTextureFromImage(const QImage &image);

    QScopedPointer<TextureDrawHelper> m_backgroundDrawer;
    QMovie m_movie;
    QSize m_backgroundImageSize;
    QPoint m_backgroundImagePosition;
    QString m_backgroundImageFilename;
    intptr_t m_backgroundTexture;
    bool m_uniformImage;
};

} /* namespace vpvm */

#endif // BACKGROUNDIMAGE_H
