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authorAndy <qt-info@nokia.com>2009-05-14 13:39:24 (GMT)
committerAndy <qt-info@nokia.com>2009-05-14 13:39:24 (GMT)
commit9fa45f00eedb72f7313b6633ba8381fc1afee473 (patch)
treeaaff7ed4e858cd390ba93f749c995842f3ab77e9 /src/gui
parentd755bb5e8cfd88d0cd909f32d240d18e856bbd36 (diff)
parent7179792bbbc34a091bfc18ebc3e5bd2e401faa65 (diff)
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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.cpp4
-rw-r--r--src/gui/graphicsview/qgraphicsscene.cpp21
-rw-r--r--src/gui/graphicsview/qgraphicsview.cpp13
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();