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svgalibsurface.cpp Example File
qtopiacore/svgalib/svgalibsurface.cpp

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 #include "svgalibsurface.h"
 #include "svgalibpaintdevice.h"

 #include <vgagl.h>

 SvgalibSurface::SvgalibSurface() : QWSWindowSurface(), pdevice(0)
 {
     setSurfaceFlags(Opaque);
 }

 SvgalibSurface::SvgalibSurface(QWidget *w)
     : QWSWindowSurface(w)
 {
     setSurfaceFlags(Opaque);
     pdevice = new SvgalibPaintDevice(w);
 }

 SvgalibSurface::~SvgalibSurface()
 {
     delete pdevice;
 }

 void SvgalibSurface::setGeometry(const QRect &rect)
 {
     QWSWindowSurface::setGeometry(rect);
 }

 QPoint SvgalibSurface::painterOffset() const
 {
     return geometry().topLeft() + QWSWindowSurface::painterOffset();
 }

 bool SvgalibSurface::scroll(const QRegion &region, int dx, int dy)
 {
     const QVector<QRect> rects = region.rects();
     for (int i = 0; i < rects.size(); ++i) {
         const QRect r = rects.at(i);
         gl_copybox(r.left(), r.top(), r.width(), r.height(),
                    r.left() + dx, r.top() + dy);
     }

     return true;
 }


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Qt 4.3.5