diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/gui/graphicsview/qgraphicsview.cpp | 8 | ||||
| -rw-r--r-- | src/gui/painting/qpainter.cpp | 5 | ||||
| -rw-r--r-- | src/openvg/qpaintengine_vg.cpp | 10 | ||||
| -rw-r--r-- | src/openvg/qpixmapdata_vg.cpp | 2 | ||||
| -rw-r--r-- | src/openvg/qpixmapfilter_vg.cpp | 12 |
5 files changed, 34 insertions, 3 deletions
diff --git a/src/gui/graphicsview/qgraphicsview.cpp b/src/gui/graphicsview/qgraphicsview.cpp index 710c745..8945f51 100644 --- a/src/gui/graphicsview/qgraphicsview.cpp +++ b/src/gui/graphicsview/qgraphicsview.cpp @@ -281,6 +281,7 @@ static const int QGRAPHICSVIEW_PREALLOC_STYLE_OPTIONS = 503; // largest prime < #include <QtGui/qstyleoption.h> #include <QtGui/qinputcontext.h> #ifdef Q_WS_X11 +#include <QtGui/qpaintengine.h> #include <private/qt_x11_p.h> #endif @@ -3294,7 +3295,12 @@ void QGraphicsView::paintEvent(QPaintEvent *event) backgroundPainter.setClipRegion(d->backgroundPixmapExposed, Qt::ReplaceClip); if (viewTransformed) backgroundPainter.setTransform(viewTransform); - backgroundPainter.setCompositionMode(QPainter::CompositionMode_Source); +#ifdef Q_WS_X11 +#undef X11 + if (backgroundPainter.paintEngine()->type() != QPaintEngine::X11) +#define X11 qt_x11Data +#endif + backgroundPainter.setCompositionMode(QPainter::CompositionMode_Source); drawBackground(&backgroundPainter, exposedSceneRect); d->backgroundPixmapExposed = QRegion(); } diff --git a/src/gui/painting/qpainter.cpp b/src/gui/painting/qpainter.cpp index cddad7d..8d6cad3 100644 --- a/src/gui/painting/qpainter.cpp +++ b/src/gui/painting/qpainter.cpp @@ -2275,8 +2275,9 @@ void QPainter::setBrushOrigin(const QPointF &p) /*! Sets the composition mode to the given \a mode. - \warning You can only set the composition mode for QPainter - objects that operates on a QImage. + \warning Only a QPainter operating on a QImage fully supports all + composition modes. The RasterOp modes are supported for X11 as + described in compositionMode(). \sa compositionMode() */ diff --git a/src/openvg/qpaintengine_vg.cpp b/src/openvg/qpaintengine_vg.cpp index 8a485a0..047d9d8 100644 --- a/src/openvg/qpaintengine_vg.cpp +++ b/src/openvg/qpaintengine_vg.cpp @@ -1178,6 +1178,8 @@ VGPaintType QVGPaintEnginePrivate::setBrush case Qt::TexturePattern: { // The brush is a texture specified by a QPixmap/QImage. QPixmapData *pd = brush.texture().pixmapData(); + if (!pd) + break; // null QPixmap VGImage vgImg; bool deref = false; if (pd->pixelType() == QPixmapData::BitmapType) { @@ -2893,6 +2895,8 @@ void qt_vg_drawVGImageStencil void QVGPaintEngine::drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr) { QPixmapData *pd = pm.pixmapData(); + if (!pd) + return; // null QPixmap if (pd->classId() == QPixmapData::OpenVGClass) { Q_D(QVGPaintEngine); QVGPixmapData *vgpd = static_cast<QVGPixmapData *>(pd); @@ -2910,6 +2914,8 @@ void QVGPaintEngine::drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF void QVGPaintEngine::drawPixmap(const QPointF &pos, const QPixmap &pm) { QPixmapData *pd = pm.pixmapData(); + if (!pd) + return; // null QPixmap if (pd->classId() == QPixmapData::OpenVGClass) { Q_D(QVGPaintEngine); QVGPixmapData *vgpd = static_cast<QVGPixmapData *>(pd); @@ -2985,6 +2991,8 @@ void QVGPaintEngine::drawPixmaps // If the pixmap is not VG, or the transformation is projective, // then fall back to the default implementation. QPixmapData *pd = pixmap.pixmapData(); + if (!pd) + return; // null QPixmap if (pd->classId() != QPixmapData::OpenVGClass || !d->simpleTransform) { QPaintEngineEx::drawPixmaps(drawingData, dataCount, pixmap, hints); return; @@ -3581,6 +3589,8 @@ void QVGCompositionHelper::drawCursorPixmap // Fetch the VGImage from the pixmap if possible. QPixmapData *pd = pixmap.pixmapData(); + if (!pd) + return; // null QPixmap if (pd->classId() == QPixmapData::OpenVGClass) { QVGPixmapData *vgpd = static_cast<QVGPixmapData *>(pd); if (vgpd->isValid()) diff --git a/src/openvg/qpixmapdata_vg.cpp b/src/openvg/qpixmapdata_vg.cpp index f86e116..3254aa3 100644 --- a/src/openvg/qpixmapdata_vg.cpp +++ b/src/openvg/qpixmapdata_vg.cpp @@ -369,6 +369,8 @@ QImage::Format QVGPixmapData::sourceFormat() const Q_OPENVG_EXPORT VGImage qPixmapToVGImage(const QPixmap& pixmap) { QPixmapData *pd = pixmap.pixmapData(); + if (!pd) + return VG_INVALID_HANDLE; // null QPixmap if (pd->classId() == QPixmapData::OpenVGClass) { QVGPixmapData *vgpd = static_cast<QVGPixmapData *>(pd); if (vgpd->isValid()) diff --git a/src/openvg/qpixmapfilter_vg.cpp b/src/openvg/qpixmapfilter_vg.cpp index 8e104db..e17c728 100644 --- a/src/openvg/qpixmapfilter_vg.cpp +++ b/src/openvg/qpixmapfilter_vg.cpp @@ -65,6 +65,9 @@ void QVGPixmapConvolutionFilter::draw (QPainter *painter, const QPointF &dest, const QPixmap &src, const QRectF &srcRect) const { + if (src.isNull()) + return; + if (src.pixmapData()->classId() != QPixmapData::OpenVGClass) { // The pixmap data is not an instance of QVGPixmapData, so fall // back to the default convolution filter implementation. @@ -135,6 +138,9 @@ QVGPixmapColorizeFilter::~QVGPixmapColorizeFilter() void QVGPixmapColorizeFilter::draw(QPainter *painter, const QPointF &dest, const QPixmap &src, const QRectF &srcRect) const { + if (src.isNull()) + return; + if (src.pixmapData()->classId() != QPixmapData::OpenVGClass) { // The pixmap data is not an instance of QVGPixmapData, so fall // back to the default colorize filter implementation. @@ -225,6 +231,9 @@ QVGPixmapDropShadowFilter::~QVGPixmapDropShadowFilter() void QVGPixmapDropShadowFilter::draw(QPainter *painter, const QPointF &dest, const QPixmap &src, const QRectF &srcRect) const { + if (src.isNull()) + return; + if (src.pixmapData()->classId() != QPixmapData::OpenVGClass) { // The pixmap data is not an instance of QVGPixmapData, so fall // back to the default drop shadow filter implementation. @@ -290,6 +299,9 @@ QVGPixmapBlurFilter::~QVGPixmapBlurFilter() void QVGPixmapBlurFilter::draw(QPainter *painter, const QPointF &dest, const QPixmap &src, const QRectF &srcRect) const { + if (src.isNull()) + return; + if (src.pixmapData()->classId() != QPixmapData::OpenVGClass) { // The pixmap data is not an instance of QVGPixmapData, so fall // back to the default blur filter implementation. |