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author | Andy <qt-info@nokia.com> | 2009-05-14 13:39:24 (GMT) |
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committer | Andy <qt-info@nokia.com> | 2009-05-14 13:39:24 (GMT) |
commit | 9fa45f00eedb72f7313b6633ba8381fc1afee473 (patch) | |
tree | aaff7ed4e858cd390ba93f749c995842f3ab77e9 /src/gui | |
parent | d755bb5e8cfd88d0cd909f32d240d18e856bbd36 (diff) | |
parent | 7179792bbbc34a091bfc18ebc3e5bd2e401faa65 (diff) | |
download | Qt-9fa45f00eedb72f7313b6633ba8381fc1afee473.zip Qt-9fa45f00eedb72f7313b6633ba8381fc1afee473.tar.gz Qt-9fa45f00eedb72f7313b6633ba8381fc1afee473.tar.bz2 |
Merge branch '4.5' of git@scm.dev.nokia.troll.no:qt/qt into 4.5
Diffstat (limited to 'src/gui')
-rw-r--r-- | src/gui/graphicsview/qgraphicsitem.cpp | 4 | ||||
-rw-r--r-- | src/gui/graphicsview/qgraphicsscene.cpp | 21 | ||||
-rw-r--r-- | src/gui/graphicsview/qgraphicsview.cpp | 13 |
3 files changed, 10 insertions, 28 deletions
diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp index 30c15bc..4908296 100644 --- a/src/gui/graphicsview/qgraphicsitem.cpp +++ b/src/gui/graphicsview/qgraphicsitem.cpp @@ -2572,6 +2572,10 @@ QTransform QGraphicsItem::sceneTransform() const */ QTransform QGraphicsItem::deviceTransform(const QTransform &viewportTransform) const { + // Ensure we return the standard transform if we're not untransformable. + if (!d_ptr->itemIsUntransformable()) + return sceneTransform() * viewportTransform; + // Find the topmost item that ignores view transformations. const QGraphicsItem *untransformedAncestor = this; QList<const QGraphicsItem *> parents; diff --git a/src/gui/graphicsview/qgraphicsscene.cpp b/src/gui/graphicsview/qgraphicsscene.cpp index 13f70e5..b89e352 100644 --- a/src/gui/graphicsview/qgraphicsscene.cpp +++ b/src/gui/graphicsview/qgraphicsscene.cpp @@ -2289,12 +2289,7 @@ void QGraphicsScene::render(QPainter *painter, const QRectF &target, const QRect // Calculate a simple level-of-detail metric. // ### almost identical code in QGraphicsView::paintEvent() // and QGraphicsView::render() - consider refactoring - QTransform itemToDeviceTransform; - if (item->d_ptr->itemIsUntransformable()) { - itemToDeviceTransform = item->deviceTransform(painterTransform); - } else { - itemToDeviceTransform = item->sceneTransform() * painterTransform; - } + QTransform itemToDeviceTransform = item->deviceTransform(painterTransform); option.levelOfDetail = qSqrt(itemToDeviceTransform.map(v1).length() * itemToDeviceTransform.map(v2).length()); option.matrix = itemToDeviceTransform.toAffine(); //### discards perspective @@ -5078,11 +5073,7 @@ void QGraphicsScene::drawItems(QPainter *painter, // optimization, but it's hit very rarely. for (int i = clippers.size() - 1; i >= 0; --i) { QGraphicsItem *clipper = clippers[i]; - if (clipper->d_ptr->itemIsUntransformable()) { - painter->setWorldTransform(clipper->deviceTransform(viewTransform), false); - } else { - painter->setWorldTransform(clipper->sceneTransform() * viewTransform, false); - } + painter->setWorldTransform(clipper->deviceTransform(viewTransform), false); childClippers.append(clipper); painter->save(); @@ -5093,12 +5084,8 @@ void QGraphicsScene::drawItems(QPainter *painter, } // Set up the painter transform - if (item->d_ptr->itemIsUntransformable()) { - painter->setWorldTransform(item->deviceTransform(viewTransform), false); - } else { - painter->setWorldTransform(item->sceneTransform() * viewTransform, false); - } - + painter->setWorldTransform(item->deviceTransform(viewTransform), false); + // Save painter bool saveState = (d->painterStateProtection || (item->flags() & QGraphicsItem::ItemClipsToShape)); if (saveState) diff --git a/src/gui/graphicsview/qgraphicsview.cpp b/src/gui/graphicsview/qgraphicsview.cpp index 8b133f3..a795fb4 100644 --- a/src/gui/graphicsview/qgraphicsview.cpp +++ b/src/gui/graphicsview/qgraphicsview.cpp @@ -1153,11 +1153,7 @@ void QGraphicsViewPrivate::generateStyleOptions(const QList<QGraphicsItem *> &it // Calculate a simple level-of-detail metric. // ### almost identical code in QGraphicsScene::render() // and QGraphicsView::render() - consider refactoring - if (item->d_ptr->itemIsUntransformable()) { - itemToViewportTransform = item->deviceTransform(worldTransform); - } else { - itemToViewportTransform = item->sceneTransform() * worldTransform; - } + itemToViewportTransform = item->deviceTransform(worldTransform); if (itemToViewportTransform.type() <= QTransform::TxTranslate) { // Translation and rotation only? The LOD is 1. @@ -2160,12 +2156,7 @@ void QGraphicsView::render(QPainter *painter, const QRectF &target, const QRect // Calculate a simple level-of-detail metric. // ### almost identical code in QGraphicsScene::render() // and QGraphicsView::paintEvent() - consider refactoring - QTransform itemToViewportTransform; - if (item->d_ptr->itemIsUntransformable()) { - itemToViewportTransform = item->deviceTransform(painterMatrix); - } else { - itemToViewportTransform = item->sceneTransform() * painterMatrix; - } + QTransform itemToViewportTransform = item->deviceTransform(painterMatrix); option->levelOfDetail = qSqrt(itemToViewportTransform.map(v1).length() * itemToViewportTransform.map(v2).length()); option->matrix = itemToViewportTransform.toAffine(); |