D:/Thumbnail/Thumbnailme/PreviewGraphicView.h

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/***************************************************************************/
#ifndef HEADER_PREVIEWGRAPHICVIEW
#define HEADER_PREVIEWGRAPHICVIEW

#include "MainWindow.h"
#include <QtOpenGL>

class MainWindow;

class PreviewGraphicView: public QGraphicsView
{
    Q_OBJECT

    public:
    explicit PreviewGraphicView(MainWindow * main_window, QAction *zoomInAction, QAction *clearSceneAction, QAction *zoomOutAction , QAction *printAction);
    virtual ~PreviewGraphicView();

    private:
    MainWindow              *main_window;

    QSettings               *settings;
    QGraphicsPixmapItem     *previewPixmapItem;
    QGraphicsScene          *scene;
    QString                 currentPixmapPathLoaded;
    bool                    animatedPixmap;

    QMenu          *contextMenu;
        QAction    *openInViewerSystemAction;
        QAction    *zoomInAction;
        QAction    *zoomOutAction;
        QAction    *clearSceneAction;
        QAction    *saveAsAction;
        QAction    *copyAction;
        QAction    *printAction;


    private:
    void animationIntro(QGraphicsPixmapItem *pixmap);
    void animationPixmap(QGraphicsPixmapItem *pixmap);
    void retranslate();

    protected:
    void changeEvent(QEvent* event);
    void contextMenuEvent( QContextMenuEvent *e );
    void keyPressEvent ( QKeyEvent * e ) ;
    void mouseDoubleClickEvent ( QMouseEvent * e ) ;
    void wheelEvent ( QWheelEvent * e );

    public:
    QPixmap getCurrentPixmap();
    void    setAnimatedPixmap(bool value);
    void    setViewportModeOpenGL(bool value);

    public slots:
    void copyToClipboard();
    void clear();
    void manageQActionsState();
    void openInViewerSystem();
    void openPrintPreviewDialog();
    void print(QPrinter *printer);
    void saveAs();
    void setPreview(QString Namefile);
    void zoomIn ();
    void zoomOut();
};

#endif // HEADER_PREVIEWGRAPHICVIEW