diff options
Diffstat (limited to 'src/gui/graphicsview/qgraphicsview.cpp')
| -rw-r--r-- | src/gui/graphicsview/qgraphicsview.cpp | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/src/gui/graphicsview/qgraphicsview.cpp b/src/gui/graphicsview/qgraphicsview.cpp index 32747cc..c88f678 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 @@ -2701,6 +2702,19 @@ bool QGraphicsView::viewportEvent(QEvent *event) return true; } + case QEvent::Gesture: + case QEvent::GestureOverride: + { + if (!isEnabled()) + return false; + + if (d->scene && d->sceneInteractionAllowed) { + QGestureEvent *gestureEvent = static_cast<QGestureEvent *>(event); + gestureEvent->setWidget(viewport()); + (void) QApplication::sendEvent(d->scene, gestureEvent); + } + return true; + } default: break; } @@ -3281,7 +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(); } @@ -3306,6 +3325,14 @@ void QGraphicsView::paintEvent(QPaintEvent *event) if (!(d->optimizationFlags & IndirectPainting)) { d->scene->d_func()->drawItems(&painter, viewTransformed ? &viewTransform : 0, &d->exposedRegion, viewport()); + // Make sure the painter's world transform is restored correctly when + // drawing without painter state protection (DontSavePainterState). + // We only change the worldTransform() so there's no need to do a full-blown + // save() and restore(). Also note that we don't have to do this in case of + // IndirectPainting (the else branch), because in that case we always save() + // and restore() in QGraphicsScene::drawItems(). + if (!d->scene->d_func()->painterStateProtection) + painter.setWorldTransform(viewTransform); } else { // Find all exposed items bool allItems = false; |