75     virtual void beginPaint(QWidget *widget) = 0;

    75     virtual void beginPaint(QWidget *widget) = 0;

    76     virtual void endPaint

    76     virtual void endPaint

    77         (QWidget *widget, const QRegion& region, QImage *image = 0) = 0;

    77         (QWidget *widget, const QRegion& region, QImage *image = 0) = 0;

    78     virtual VGImage surfaceImage() const;

    78     virtual VGImage surfaceImage() const;

    79     virtual QSize surfaceSize() const = 0;

    79     virtual QSize surfaceSize() const = 0;

    80 

    82 

    81 private:

    83 private:

    82     QVGPaintEngine *engine;

    84     QVGPaintEngine *engine;

    83 

    85 

    84 protected:

    86 protected:

   126 

   128 

   127     QEglContext *ensureContext(QWidget *widget);

   129     QEglContext *ensureContext(QWidget *widget);

   128     void beginPaint(QWidget *widget);

   130     void beginPaint(QWidget *widget);

   129     void endPaint(QWidget *widget, const QRegion& region, QImage *image);

   131     void endPaint(QWidget *widget, const QRegion& region, QImage *image);

   130     QSize surfaceSize() const { return size; }

   132     QSize surfaceSize() const { return size; }

   131 

   135 

   132 protected:

   136 protected:

   133     QEglContext *context;

   137     QEglContext *context;

   134     QSize size;

   138     QSize size;

   135     bool isPaintingActive;

   139     bool isPaintingActive;