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-rw-r--r--src/gui/graphicsview/qgraphicsitem.cpp33
-rw-r--r--src/gui/graphicsview/qgraphicsitem_p.h4
-rw-r--r--src/gui/graphicsview/qgraphicsscene.cpp7
3 files changed, 27 insertions, 17 deletions
diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp
index 47f8a90..7a53598 100644
--- a/src/gui/graphicsview/qgraphicsitem.cpp
+++ b/src/gui/graphicsview/qgraphicsitem.cpp
@@ -10021,10 +10021,11 @@ QRectF QGraphicsItemEffectSourcePrivate::boundingRect(Qt::CoordinateSystem syste
if (!item->d_ptr->children.isEmpty())
rect |= item->childrenBoundingRect();
- if (info && deviceCoordinates) {
- Q_ASSERT(info->transformPtr);
- rect = info->transformPtr->mapRect(rect);
+ if (deviceCoordinates) {
+ Q_ASSERT(info->painter);
+ rect = info->painter->worldTransform().mapRect(rect);
}
+
return rect;
}
@@ -10039,11 +10040,13 @@ void QGraphicsItemEffectSourcePrivate::draw(QPainter *painter)
QGraphicsScenePrivate *scened = item->d_ptr->scene->d_func();
if (painter == info->painter) {
scened->draw(item, painter, info->viewTransform, info->transformPtr, info->exposedRegion,
- info->widget, info->opacity, 0, info->wasDirtySceneTransform,
+ info->widget, info->opacity, info->effectTransform, info->wasDirtySceneTransform,
info->drawItem);
} else {
QTransform effectTransform = painter->worldTransform();
- effectTransform *= info->transformPtr->inverted();
+ effectTransform *= info->painter->worldTransform().inverted();
+ if (info->effectTransform)
+ effectTransform *= *info->effectTransform;
scened->draw(item, painter, info->viewTransform, info->transformPtr, info->exposedRegion,
info->widget, info->opacity, &effectTransform, info->wasDirtySceneTransform,
info->drawItem);
@@ -10097,26 +10100,28 @@ QPixmap QGraphicsItemEffectSourcePrivate::pixmap(Qt::CoordinateSystem system, QP
QPainter pixmapPainter(&pixmap);
pixmapPainter.setRenderHints(info ? info->painter->renderHints() : QPainter::TextAntialiasing);
- const QTransform translateTransform = QTransform::fromTranslate(-effectRect.x(),
- -effectRect.y());
+ QTransform effectTransform = QTransform::fromTranslate(-effectRect.x(), -effectRect.y());
+ if (deviceCoordinates && info->effectTransform)
+ effectTransform *= *info->effectTransform;
+
if (!info) {
// Logical coordinates without info.
QTransform sceneTransform = item->sceneTransform();
- QTransform effectTransform = sceneTransform.inverted();
- effectTransform *= translateTransform;
+ QTransform newEffectTransform = sceneTransform.inverted();
+ newEffectTransform *= effectTransform;
scened->draw(item, &pixmapPainter, 0, &sceneTransform, 0, 0, qreal(1.0),
- &effectTransform, false, true);
+ &newEffectTransform, false, true);
} else if (deviceCoordinates) {
// Device coordinates with info.
scened->draw(item, &pixmapPainter, info->viewTransform, info->transformPtr, info->exposedRegion,
- info->widget, info->opacity, &translateTransform, info->wasDirtySceneTransform,
+ info->widget, info->opacity, &effectTransform, info->wasDirtySceneTransform,
info->drawItem);
} else {
// Item coordinates with info.
- QTransform effectTransform = info->transformPtr->inverted();
- effectTransform *= translateTransform;
+ QTransform newEffectTransform = info->transformPtr->inverted();
+ newEffectTransform *= effectTransform;
scened->draw(item, &pixmapPainter, info->viewTransform, info->transformPtr, info->exposedRegion,
- info->widget, info->opacity, &effectTransform, info->wasDirtySceneTransform,
+ info->widget, info->opacity, &newEffectTransform, info->wasDirtySceneTransform,
info->drawItem);
}
return pixmap;
diff --git a/src/gui/graphicsview/qgraphicsitem_p.h b/src/gui/graphicsview/qgraphicsitem_p.h
index 76c9dab..0d6946f 100644
--- a/src/gui/graphicsview/qgraphicsitem_p.h
+++ b/src/gui/graphicsview/qgraphicsitem_p.h
@@ -517,14 +517,16 @@ struct QGraphicsItemPrivate::TransformData {
struct QGraphicsItemPaintInfo
{
inline QGraphicsItemPaintInfo(const QTransform *const xform1, const QTransform *const xform2,
+ const QTransform *const xform3,
QRegion *r, QWidget *w, QStyleOptionGraphicsItem *opt,
QPainter *p, qreal o, bool b1, bool b2)
- : viewTransform(xform1), transformPtr(xform2), exposedRegion(r), widget(w),
+ : viewTransform(xform1), transformPtr(xform2), effectTransform(xform3), exposedRegion(r), widget(w),
option(opt), painter(p), opacity(o), wasDirtySceneTransform(b1), drawItem(b2)
{}
const QTransform *viewTransform;
const QTransform *transformPtr;
+ const QTransform *effectTransform;
QRegion *exposedRegion;
QWidget *widget;
QStyleOptionGraphicsItem *option;
diff --git a/src/gui/graphicsview/qgraphicsscene.cpp b/src/gui/graphicsview/qgraphicsscene.cpp
index c898a3e..5f214c9 100644
--- a/src/gui/graphicsview/qgraphicsscene.cpp
+++ b/src/gui/graphicsview/qgraphicsscene.cpp
@@ -4348,14 +4348,17 @@ void QGraphicsScenePrivate::drawSubtreeRecursive(QGraphicsItem *item, QPainter *
if (item->d_ptr->graphicsEffect && item->d_ptr->graphicsEffect->isEnabled()) {
ENSURE_TRANSFORM_PTR;
- QGraphicsItemPaintInfo info(viewTransform, transformPtr, exposedRegion, widget, &styleOptionTmp,
+ QGraphicsItemPaintInfo info(viewTransform, transformPtr, effectTransform, exposedRegion, widget, &styleOptionTmp,
painter, opacity, wasDirtyParentSceneTransform, drawItem);
QGraphicsEffectSource *source = item->d_ptr->graphicsEffect->d_func()->source;
QGraphicsItemEffectSourcePrivate *sourced = static_cast<QGraphicsItemEffectSourcePrivate *>
(source->d_func());
sourced->info = &info;
const QTransform restoreTransform = painter->worldTransform();
- painter->setWorldTransform(*transformPtr);
+ if (effectTransform)
+ painter->setWorldTransform(*transformPtr * *effectTransform);
+ else
+ painter->setWorldTransform(*transformPtr);
item->d_ptr->graphicsEffect->draw(painter, source);
painter->setWorldTransform(restoreTransform);
sourced->info = 0;
generated by cgit v0.12 at 2024-11-15 15:50:19 (GMT)