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-rw-r--r--src/gui/graphicsview/qgraphicsitem.cpp5
-rw-r--r--src/gui/graphicsview/qgraphicsitem_p.h10
-rw-r--r--src/gui/graphicsview/qgraphicsscene.cpp32
-rw-r--r--src/gui/graphicsview/qgraphicssceneindex.cpp4
4 files changed, 39 insertions, 12 deletions
diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp
index ed36f87..b4e19d1 100644
--- a/src/gui/graphicsview/qgraphicsitem.cpp
+++ b/src/gui/graphicsview/qgraphicsitem.cpp
@@ -2569,6 +2569,7 @@ void QGraphicsItem::setOpacity(qreal opacity)
if (newOpacity == d_ptr->opacity)
return;
+ bool wasFullyTransparent = d_ptr->isOpacityNull();
d_ptr->opacity = newOpacity;
// Notify change.
@@ -2584,7 +2585,9 @@ void QGraphicsItem::setOpacity(qreal opacity)
d_ptr->scene->d_func()->markDirty(this, QRectF(),
/*invalidateChildren=*/true,
/*force=*/false,
- /*ignoreOpacity=*/true);
+ /*ignoreOpacity=*/d_ptr->isOpacityNull());
+ if (wasFullyTransparent)
+ d_ptr->paintedViewBoundingRectsNeedRepaint = 1;
}
if (d_ptr->isObject)
diff --git a/src/gui/graphicsview/qgraphicsitem_p.h b/src/gui/graphicsview/qgraphicsitem_p.h
index 5ad6cd5..b3ca3b5 100644
--- a/src/gui/graphicsview/qgraphicsitem_p.h
+++ b/src/gui/graphicsview/qgraphicsitem_p.h
@@ -358,14 +358,20 @@ public:
return o;
}
+ inline bool isOpacityNull() const
+ { return (opacity < qreal(0.001)); }
+
+ static inline bool isOpacityNull(qreal opacity)
+ { return (opacity < qreal(0.001)); }
+
inline bool isFullyTransparent() const
{
- if (opacity < 0.001)
+ if (isOpacityNull())
return true;
if (!parent)
return false;
- return calcEffectiveOpacity() < 0.001;
+ return isOpacityNull(calcEffectiveOpacity());
}
inline qreal effectiveOpacity() const {
diff --git a/src/gui/graphicsview/qgraphicsscene.cpp b/src/gui/graphicsview/qgraphicsscene.cpp
index 54d47fa..66707fc 100644
--- a/src/gui/graphicsview/qgraphicsscene.cpp
+++ b/src/gui/graphicsview/qgraphicsscene.cpp
@@ -251,6 +251,7 @@
#endif
#include <private/qgraphicseffect_p.h>
#include <private/qgesturemanager_p.h>
+#include <private/qpathclipper_p.h>
// #define GESTURE_DEBUG
#ifndef GESTURE_DEBUG
@@ -372,7 +373,10 @@ void QGraphicsScenePrivate::_q_emitUpdated()
}
}
} else {
- updateAll = false;
+ if (views.isEmpty()) {
+ updateAll = false;
+ return;
+ }
for (int i = 0; i < views.size(); ++i)
views.at(i)->d_func()->processPendingUpdates();
// It's important that we update all views before we dispatch, hence two for-loops.
@@ -4603,6 +4607,7 @@ void QGraphicsScenePrivate::drawItems(QPainter *painter, const QTransform *const
if (!unpolishedItems.isEmpty())
_q_polishItems();
+ updateAll = false;
QRectF exposedSceneRect;
if (exposedRegion && indexMethod != QGraphicsScene::NoIndex) {
exposedSceneRect = exposedRegion->boundingRect().adjusted(-1, -1, 1, 1);
@@ -4630,7 +4635,7 @@ void QGraphicsScenePrivate::drawSubtreeRecursive(QGraphicsItem *item, QPainter *
return; // Item has neither contents nor children!(?)
const qreal opacity = item->d_ptr->combineOpacityFromParent(parentOpacity);
- const bool itemIsFullyTransparent = (opacity < 0.0001);
+ const bool itemIsFullyTransparent = QGraphicsItemPrivate::isOpacityNull(opacity);
if (itemIsFullyTransparent && (!itemHasChildren || item->d_ptr->childrenCombineOpacity()))
return;
@@ -4750,7 +4755,7 @@ void QGraphicsScenePrivate::draw(QGraphicsItem *item, QPainter *painter, const Q
qreal opacity, const QTransform *effectTransform,
bool wasDirtyParentSceneTransform, bool drawItem)
{
- const bool itemIsFullyTransparent = (opacity < 0.0001);
+ const bool itemIsFullyTransparent = QGraphicsItemPrivate::isOpacityNull(opacity);
const bool itemClipsChildrenToShape = (item->d_ptr->flags & QGraphicsItem::ItemClipsChildrenToShape);
const bool itemHasChildren = !item->d_ptr->children.isEmpty();
@@ -4765,7 +4770,12 @@ void QGraphicsScenePrivate::draw(QGraphicsItem *item, QPainter *painter, const Q
painter->setWorldTransform(*transformPtr * *effectTransform);
else
painter->setWorldTransform(*transformPtr);
- painter->setClipPath(item->shape(), Qt::IntersectClip);
+ QRectF clipRect;
+ const QPainterPath clipPath(item->shape());
+ if (QPathClipper::pathToRect(clipPath, &clipRect))
+ painter->setClipRect(clipRect, Qt::IntersectClip);
+ else
+ painter->setClipPath(clipPath, Qt::IntersectClip);
}
// Draw children behind
@@ -4801,8 +4811,14 @@ void QGraphicsScenePrivate::draw(QGraphicsItem *item, QPainter *painter, const Q
painter->setWorldTransform(*transformPtr);
}
- if (itemClipsToShape)
- painter->setClipPath(item->shape(), Qt::IntersectClip);
+ if (itemClipsToShape) {
+ QRectF clipRect;
+ const QPainterPath clipPath(item->shape());
+ if (QPathClipper::pathToRect(clipPath, &clipRect))
+ painter->setClipRect(clipRect, Qt::IntersectClip);
+ else
+ painter->setClipPath(clipPath, Qt::IntersectClip);
+ }
painter->setOpacity(opacity);
if (!item->d_ptr->cacheMode && !item->d_ptr->isWidget)
@@ -4980,7 +4996,8 @@ void QGraphicsScenePrivate::processDirtyItemsRecursive(QGraphicsItem *item, bool
}
const qreal opacity = item->d_ptr->combineOpacityFromParent(parentOpacity);
- const bool itemIsFullyTransparent = !item->d_ptr->ignoreOpacity && opacity < 0.0001;
+ const bool itemIsFullyTransparent = !item->d_ptr->ignoreOpacity
+ && QGraphicsItemPrivate::isOpacityNull(opacity);
if (itemIsFullyTransparent && (!itemHasChildren || item->d_ptr->childrenCombineOpacity())) {
resetDirtyItem(item, /*recursive=*/itemHasChildren);
return;
@@ -5153,6 +5170,7 @@ void QGraphicsScene::drawItems(QPainter *painter,
if (!d->unpolishedItems.isEmpty())
d->_q_polishItems();
+ d->updateAll = false;
QTransform viewTransform = painter->worldTransform();
Q_UNUSED(options);
diff --git a/src/gui/graphicsview/qgraphicssceneindex.cpp b/src/gui/graphicsview/qgraphicssceneindex.cpp
index 043c4eb..707c71f 100644
--- a/src/gui/graphicsview/qgraphicssceneindex.cpp
+++ b/src/gui/graphicsview/qgraphicssceneindex.cpp
@@ -279,7 +279,7 @@ void QGraphicsSceneIndexPrivate::recursive_items_helper(QGraphicsItem *item, QRe
return;
const qreal opacity = item->d_ptr->combineOpacityFromParent(parentOpacity);
- const bool itemIsFullyTransparent = (opacity < 0.0001);
+ const bool itemIsFullyTransparent = QGraphicsItemPrivate::isOpacityNull(opacity);
const bool itemHasChildren = !item->d_ptr->children.isEmpty();
if (itemIsFullyTransparent && (!itemHasChildren || item->d_ptr->childrenCombineOpacity()))
return;
@@ -554,7 +554,7 @@ QList<QGraphicsItem *> QGraphicsSceneIndex::estimateTopLevelItems(const QRectF &
/*!
\fn QList<QGraphicsItem *> QGraphicsSceneIndex::items(Qt::SortOrder order = Qt::DescendingOrder) const
-
+
This pure virtual function all items in the index and sort them using
\a order.
*/
generated by cgit v0.12 at 2024-11-14 21:46:10 (GMT)