From 66f1a007291209781801a2d3d5f4009bb1963955 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bj=C3=B8rn=20Erik=20Nilsen?= Date: Wed, 5 May 2010 14:02:54 +0200 Subject: Fixes crash in QGraphicsItem::mouseMove for untransformable items. Caused by: 253b87180e0a6c5db0feaaed7e321139c4ff1643 Reviewed-by: Yoann --- src/gui/graphicsview/qgraphicsitem.cpp | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp index 81138d9..b8c240a 100644 --- a/src/gui/graphicsview/qgraphicsitem.cpp +++ b/src/gui/graphicsview/qgraphicsitem.cpp @@ -7132,7 +7132,11 @@ void QGraphicsItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event) // calculate their diff by mapping viewport coordinates // directly to parent coordinates. // COMBINE - QTransform viewToParentTransform = (item->d_func()->transformData->computedFullTransform().translate(item->d_ptr->pos.x(), item->d_ptr->pos.y())) + QTransform itemTransform; + if (item->d_ptr->transformData) + itemTransform = item->d_ptr->transformData->computedFullTransform(); + itemTransform.translate(item->d_ptr->pos.x(), item->d_ptr->pos.y()); + QTransform viewToParentTransform = itemTransform * (item->sceneTransform() * view->viewportTransform()).inverted(); currentParentPos = viewToParentTransform.map(QPointF(view->mapFromGlobal(event->screenPos()))); buttonDownParentPos = viewToParentTransform.map(QPointF(view->mapFromGlobal(event->buttonDownScreenPos(Qt::LeftButton)))); -- cgit v0.12