pdfscene.h (40)

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#ifndef PDFSCENE_H
#define PDFSCENE_H

#include <poppler-qt4.h>
#include <QGraphicsScene>
#include <QGraphicsSceneMouseEvent>
#include <QGraphicsPixmapItem>
#include <QImage>
#include "tool.h"
#include "boxtool.h"
#include "selecttool.h"

class PDFScene : public QGraphicsScene
{
    Q_OBJECT
public:     // inner types
    enum Visibility
    {
        NothingVisible = 0x0,
        ImageVisible = 0x1,
        TextVisible = 0x2
    };
    Q_DECLARE_FLAGS(Visibilities, Visibility)

public:     // construction
    PDFScene();

public:     // All available tools
    BoxTool* boxTool;
    SelectTool* selectTool;

signals:

    void cursorPos(QPointF pos);

public slots:

    void image(QImage pm);

    void image(int /* pnum */, QImage pm) { image(pm); }

    QImage image();

    void pageText(QList<Poppler::TextBox*> boxen);

    void setTool(Tool* t) { tool = t; };

    void setImageVisible(bool v) {
        (v ? visibleItems |= ImageVisible :
            visibleItems &= ~(Visibilities(ImageVisible)));
        updateVisibilities();
    }

    void setTextVisible(bool v) {
        (v ? visibleItems |= TextVisible :
            visibleItems &= ~(Visibilities(TextVisible)));
        updateVisibilities();
    }


protected:

    void mouseMoveEvent ( QGraphicsSceneMouseEvent * ev);

    void mousePressEvent ( QGraphicsSceneMouseEvent * ev);

    void mouseReleaseEvent ( QGraphicsSceneMouseEvent * ev);

    void updateVisibilities();

private:

    QGraphicsPixmapItem pdfView;

    Tool* tool;

    Visibilities visibleItems;

};

Q_DECLARE_OPERATORS_FOR_FLAGS(PDFScene::Visibilities)

#endif // PDFSCENE_H

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