Merge branch 'master' of git@scm.dev.nokia.troll.no:qt/qt into kinetic-declarativeui

Conflicts:
	configure.exe
	tools/qdoc3/htmlgenerator.cpp

35 files changed, 274 insertions, 184 deletions

diff --git a/src/gui/graphicsview/qgraphicsgridlayout.cpp b/src/gui/graphicsview/qgraphicsgridlayout.cpp
index 36281f8..d11df26 100644
--- a/src/gui/graphicsview/qgraphicsgridlayout.cpp
+++ b/src/gui/graphicsview/qgraphicsgridlayout.cpp
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicsgridlayout.h b/src/gui/graphicsview/qgraphicsgridlayout.h
index 5b40d6b..b9db03e 100644
--- a/src/gui/graphicsview/qgraphicsgridlayout.h
+++ b/src/gui/graphicsview/qgraphicsgridlayout.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp
index e4f2a75..b2c04ca 100644
--- a/src/gui/graphicsview/qgraphicsitem.cpp
+++ b/src/gui/graphicsview/qgraphicsitem.cpp
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
@@ -824,7 +824,7 @@ void QGraphicsItemPrivate::combineTransformFromParent(QTransform *x, const QTran
     } else {
         x->translate(pos.x(), pos.y());
         if (transformData)
-            *x = transformData->computedFullTransform() * *x;
+            *x = transformData->computedFullTransform(x);
     }
 }
 
@@ -989,7 +989,8 @@ void QGraphicsItemPrivate::childrenBoundingRectHelper(QTransform *x, QRectF *rec
         bool hasPos = !childd->pos.isNull();
         if (hasPos || childd->transformData) {
             // COMBINE
-            QTransform matrix = childd->transformToParent() * *x;
+            QTransform matrix = childd->transformToParent();
+            matrix *= *x;
             *rect |= matrix.mapRect(child->boundingRect());
             if (!childd->children.isEmpty())
                 childd->childrenBoundingRectHelper(&matrix, rect);
@@ -2777,6 +2778,7 @@ void QGraphicsItem::setXRotation(qreal angle)
     if (!d_ptr->transformData)
         d_ptr->transformData = new QGraphicsItemPrivate::TransformData;
     d_ptr->transformData->xRotation = angle;
+    d_ptr->transformData->onlyTransform = false;
     d_ptr->dirtySceneTransform = 1;
 }
 
@@ -2813,6 +2815,7 @@ void QGraphicsItem::setYRotation(qreal angle)
     if (!d_ptr->transformData)
         d_ptr->transformData = new QGraphicsItemPrivate::TransformData;
     d_ptr->transformData->yRotation = angle;
+    d_ptr->transformData->onlyTransform = false;
     d_ptr->dirtySceneTransform = 1;
 }
 
@@ -2849,6 +2852,7 @@ void QGraphicsItem::setZRotation(qreal angle)
     if (!d_ptr->transformData)
         d_ptr->transformData = new QGraphicsItemPrivate::TransformData;
     d_ptr->transformData->zRotation = angle;
+    d_ptr->transformData->onlyTransform = false;
     d_ptr->dirtySceneTransform = 1;
 }
 
@@ -2868,6 +2872,7 @@ void QGraphicsItem::setRotation(qreal x, qreal y, qreal z)
     d_ptr->transformData->xRotation = x;
     d_ptr->transformData->yRotation = y;
     d_ptr->transformData->zRotation = z;
+    d_ptr->transformData->onlyTransform = false;
     d_ptr->dirtySceneTransform = 1;
 }
 
@@ -2904,6 +2909,7 @@ void QGraphicsItem::setXScale(qreal factor)
     if (!d_ptr->transformData)
         d_ptr->transformData = new QGraphicsItemPrivate::TransformData;
     d_ptr->transformData->xScale = factor;
+    d_ptr->transformData->onlyTransform = false;
     d_ptr->dirtySceneTransform = 1;
 }
 
@@ -2940,6 +2946,7 @@ void QGraphicsItem::setYScale(qreal factor)
     if (!d_ptr->transformData)
         d_ptr->transformData = new QGraphicsItemPrivate::TransformData;
     d_ptr->transformData->yScale = factor;
+    d_ptr->transformData->onlyTransform = false;
     d_ptr->dirtySceneTransform = 1;
 }
 
@@ -2959,6 +2966,7 @@ void QGraphicsItem::setScale(qreal sx, qreal sy)
         d_ptr->transformData = new QGraphicsItemPrivate::TransformData;
     d_ptr->transformData->xScale = sx;
     d_ptr->transformData->yScale = sy;
+    d_ptr->transformData->onlyTransform = false;
     d_ptr->dirtySceneTransform = 1;
 }
 
@@ -2995,6 +3003,7 @@ void QGraphicsItem::setHorizontalShear(qreal shear)
     if (!d_ptr->transformData)
         d_ptr->transformData = new QGraphicsItemPrivate::TransformData;
     d_ptr->transformData->horizontalShear = shear;
+    d_ptr->transformData->onlyTransform = false;
     d_ptr->dirtySceneTransform = 1;
 }
 
@@ -3031,6 +3040,7 @@ void QGraphicsItem::setVerticalShear(qreal shear)
     if (!d_ptr->transformData)
         d_ptr->transformData = new QGraphicsItemPrivate::TransformData;
     d_ptr->transformData->verticalShear = shear;
+    d_ptr->transformData->onlyTransform = false;
     d_ptr->dirtySceneTransform = 1;
 }
 
@@ -3050,6 +3060,7 @@ void QGraphicsItem::setShear(qreal sh, qreal sv)
         d_ptr->transformData = new QGraphicsItemPrivate::TransformData;
     d_ptr->transformData->horizontalShear = sh;
     d_ptr->transformData->verticalShear = sv;
+    d_ptr->transformData->onlyTransform = false;
     d_ptr->dirtySceneTransform = 1;
 }
 
@@ -3083,6 +3094,7 @@ void QGraphicsItem::setTransformOrigin(const QPointF &origin)
         d_ptr->transformData = new QGraphicsItemPrivate::TransformData;
     d_ptr->transformData->xOrigin = origin.x();
     d_ptr->transformData->yOrigin = origin.y();
+    d_ptr->transformData->onlyTransform = false;
     d_ptr->dirtySceneTransform = 1;
 }
 
@@ -3193,10 +3205,9 @@ QTransform QGraphicsItem::deviceTransform(const QTransform &viewportTransform) c
     QPointF mappedPoint = (untransformedAncestor->sceneTransform() * viewportTransform).map(QPointF(0, 0));
 
     // COMBINE
-    QTransform matrix;
-    matrix.translate(mappedPoint.x(), mappedPoint.y());
+    QTransform matrix = QTransform::fromTranslate(mappedPoint.x(), mappedPoint.y());
     if (untransformedAncestor->d_ptr->transformData)
-        matrix = untransformedAncestor->d_ptr->transformData->computedFullTransform() * matrix;
+        matrix = untransformedAncestor->d_ptr->transformData->computedFullTransform(&matrix);
 
     // Then transform and translate all children.
     for (int i = 0; i < parents.size(); ++i) {
@@ -3292,9 +3303,8 @@ QTransform QGraphicsItem::itemTransform(const QGraphicsItem *other, bool *ok) co
     bool cousins = other != commonAncestor && this != commonAncestor;
     if (cousins) {
         bool good = false;
-        QTransform thisToScene;
-        QTransform otherToScene;
-        thisToScene = itemTransform(commonAncestor, &good);
+        QTransform thisToScene = itemTransform(commonAncestor, &good);
+        QTransform otherToScene(Qt::Uninitialized);
         if (good)
             otherToScene = other->itemTransform(commonAncestor, &good);
         if (!good) {
@@ -4139,8 +4149,7 @@ QRegion QGraphicsItem::boundingRegion(const QTransform &itemToDeviceTransform) c
     p.end();
 
     // Transform QRegion back to device space
-    QTransform unscale;
-    unscale.scale(1 / granularity, 1 / granularity);
+    QTransform unscale = QTransform::fromScale(1 / granularity, 1 / granularity);
     QRegion r;
     QBitmap colorMask = QBitmap::fromImage(mask.createMaskFromColor(0));
     foreach (const QRect &rect, QRegion( colorMask ).rects()) {
@@ -4372,9 +4381,9 @@ void QGraphicsItemPrivate::updateCachedClipPathFromSetPosHelper(const QPointF &n
     // Find closest clip ancestor and transform.
     Q_Q(QGraphicsItem);
     // COMBINE
-    QTransform thisToParentTransform = transformData
-        ? transformData->computedFullTransform() * QTransform::fromTranslate(newPos.x(), newPos.y())
-        : QTransform::fromTranslate(newPos.x(), newPos.y());
+    QTransform thisToParentTransform = QTransform::fromTranslate(newPos.x(), newPos.y());
+    if (transformData)
+        thisToParentTransform = transformData->computedFullTransform(&thisToParentTransform);
     QGraphicsItem *clipParent = parent;
     while (clipParent && !(clipParent->d_ptr->flags & QGraphicsItem::ItemClipsChildrenToShape)) {
         thisToParentTransform *= clipParent->d_ptr->transformToParent();
diff --git a/src/gui/graphicsview/qgraphicsitem.h b/src/gui/graphicsview/qgraphicsitem.h
index 22742b0..453766d 100644
--- a/src/gui/graphicsview/qgraphicsitem.h
+++ b/src/gui/graphicsview/qgraphicsitem.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicsitem_p.h b/src/gui/graphicsview/qgraphicsitem_p.h
index 0e6658c..b9e7041 100644
--- a/src/gui/graphicsview/qgraphicsitem_p.h
+++ b/src/gui/graphicsview/qgraphicsitem_p.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
@@ -55,6 +55,7 @@
 
 #include "qgraphicsitem.h"
 #include "qpixmapcache.h"
+#include "qgraphicsview_p.h"
 
 #include <QtCore/qpoint.h>
 
@@ -150,6 +151,8 @@ public:
         geometryChanged(0),
         inDestructor(0),
         isObject(0),
+        ignoreVisible(0),
+        ignoreOpacity(0),
         globalStackingOrder(-1),
         q_ptr(0)
     {
@@ -327,6 +330,15 @@ public:
         return calcEffectiveOpacity();
     }
 
+    inline qreal combineOpacityFromParent(qreal parentOpacity) const
+    {
+        if (parent && !(flags & QGraphicsItem::ItemIgnoresParentOpacity)
+            && !(parent->d_ptr->flags & QGraphicsItem::ItemDoesntPropagateOpacityToChildren)) {
+            return parentOpacity * opacity;
+        }
+        return opacity;
+    }
+
     inline bool childrenCombineOpacity() const
     {
         if (!children.size())
@@ -407,7 +419,9 @@ public:
     quint32 geometryChanged : 1;
     quint32 inDestructor : 1;
     quint32 isObject : 1;
-    quint32 unused : 14; // feel free to use
+    quint32 ignoreVisible : 1;
+    quint32 ignoreOpacity : 1;
+    quint32 unused : 12; // feel free to use
 
     // Optional stacking order
     int globalStackingOrder;
@@ -425,23 +439,35 @@ struct QGraphicsItemPrivate::TransformData {
     qreal verticalShear;
     qreal xOrigin;
     qreal yOrigin;
+    bool onlyTransform;
 
     TransformData() :
         xScale(1.0), yScale(1.0), xRotation(0.0), yRotation(0.0), zRotation(0.0),
-        horizontalShear(0.0), verticalShear(0.0), xOrigin(0.0), yOrigin(0.0)
+        horizontalShear(0.0), verticalShear(0.0), xOrigin(0.0), yOrigin(0.0),
+        onlyTransform(true)
     {}
 
-    QTransform computedFullTransform() const
+    QTransform computedFullTransform(QTransform *postmultiplyTransform = 0) const
     {
-        QTransform x;
-        x.translate(xOrigin, yOrigin);
-        x = transform * x;
+        if (onlyTransform) {
+            if (!postmultiplyTransform)
+                return transform;
+            QTransform x(transform);
+            x *= *postmultiplyTransform;
+            return x;
+        }
+
+        QTransform x(transform);
+        if (xOrigin != 0 || yOrigin != 0)
+            x *= QTransform::fromTranslate(xOrigin, yOrigin);
         x.rotate(xRotation, Qt::XAxis);
         x.rotate(yRotation, Qt::YAxis);
         x.rotate(zRotation, Qt::ZAxis);
         x.shear(horizontalShear, verticalShear);
         x.scale(xScale, yScale);
         x.translate(-xOrigin, -yOrigin);
+        if (postmultiplyTransform)
+            x *= *postmultiplyTransform;
         return x;
     }
 };
diff --git a/src/gui/graphicsview/qgraphicsitemanimation.cpp b/src/gui/graphicsview/qgraphicsitemanimation.cpp
index 1b58b9c..e9a9df2 100644
--- a/src/gui/graphicsview/qgraphicsitemanimation.cpp
+++ b/src/gui/graphicsview/qgraphicsitemanimation.cpp
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicsitemanimation.h b/src/gui/graphicsview/qgraphicsitemanimation.h
index c1312d4..189b3f6 100644
--- a/src/gui/graphicsview/qgraphicsitemanimation.h
+++ b/src/gui/graphicsview/qgraphicsitemanimation.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicslayout.cpp b/src/gui/graphicsview/qgraphicslayout.cpp
index f78b8c8..dbfb407 100644
--- a/src/gui/graphicsview/qgraphicslayout.cpp
+++ b/src/gui/graphicsview/qgraphicslayout.cpp
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicslayout.h b/src/gui/graphicsview/qgraphicslayout.h
index a5f2884..b90df61 100644
--- a/src/gui/graphicsview/qgraphicslayout.h
+++ b/src/gui/graphicsview/qgraphicslayout.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicslayout_p.cpp b/src/gui/graphicsview/qgraphicslayout_p.cpp
index f76f4dd..6296207 100644
--- a/src/gui/graphicsview/qgraphicslayout_p.cpp
+++ b/src/gui/graphicsview/qgraphicslayout_p.cpp
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicslayout_p.h b/src/gui/graphicsview/qgraphicslayout_p.h
index a8895de..0d053bb 100644
--- a/src/gui/graphicsview/qgraphicslayout_p.h
+++ b/src/gui/graphicsview/qgraphicslayout_p.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicslayoutitem.cpp b/src/gui/graphicsview/qgraphicslayoutitem.cpp
index b58eb53..656af33 100644
--- a/src/gui/graphicsview/qgraphicslayoutitem.cpp
+++ b/src/gui/graphicsview/qgraphicslayoutitem.cpp
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicslayoutitem.h b/src/gui/graphicsview/qgraphicslayoutitem.h
index 0ff3acc..673864e 100644
--- a/src/gui/graphicsview/qgraphicslayoutitem.h
+++ b/src/gui/graphicsview/qgraphicslayoutitem.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicslayoutitem_p.h b/src/gui/graphicsview/qgraphicslayoutitem_p.h
index dc044e6..96f0712 100644
--- a/src/gui/graphicsview/qgraphicslayoutitem_p.h
+++ b/src/gui/graphicsview/qgraphicslayoutitem_p.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicslinearlayout.cpp b/src/gui/graphicsview/qgraphicslinearlayout.cpp
index 2f32950..2e78fc0 100644
--- a/src/gui/graphicsview/qgraphicslinearlayout.cpp
+++ b/src/gui/graphicsview/qgraphicslinearlayout.cpp
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicslinearlayout.h b/src/gui/graphicsview/qgraphicslinearlayout.h
index 05ad325..f469680 100644
--- a/src/gui/graphicsview/qgraphicslinearlayout.h
+++ b/src/gui/graphicsview/qgraphicslinearlayout.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicsproxywidget.cpp b/src/gui/graphicsview/qgraphicsproxywidget.cpp
index a5b11ff..57269ce 100644
--- a/src/gui/graphicsview/qgraphicsproxywidget.cpp
+++ b/src/gui/graphicsview/qgraphicsproxywidget.cpp
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicsproxywidget.h b/src/gui/graphicsview/qgraphicsproxywidget.h
index ab8c9da..01b5033 100644
--- a/src/gui/graphicsview/qgraphicsproxywidget.h
+++ b/src/gui/graphicsview/qgraphicsproxywidget.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicsproxywidget_p.h b/src/gui/graphicsview/qgraphicsproxywidget_p.h
index 5985eed..ec5400a 100644
--- a/src/gui/graphicsview/qgraphicsproxywidget_p.h
+++ b/src/gui/graphicsview/qgraphicsproxywidget_p.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicsscene.cpp b/src/gui/graphicsview/qgraphicsscene.cpp
index 673fd23..4d4c3b4 100644
--- a/src/gui/graphicsview/qgraphicsscene.cpp
+++ b/src/gui/graphicsview/qgraphicsscene.cpp
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
@@ -5056,14 +5056,7 @@ void QGraphicsScenePrivate::drawSubtreeRecursive(QGraphicsItem *item, QPainter *
     if (item) {
         if (!item->d_ptr->visible)
             return;
-        QGraphicsItem *p = item->d_ptr->parent;
-        bool itemIgnoresParentOpacity = item->d_ptr->flags & QGraphicsItem::ItemIgnoresParentOpacity;
-        bool parentDoesntPropagateOpacity = (p && (p->d_ptr->flags & QGraphicsItem::ItemDoesntPropagateOpacityToChildren));
-        if (!itemIgnoresParentOpacity && !parentDoesntPropagateOpacity) {
-            opacity = parentOpacity * item->opacity();
-        } else {
-            opacity = item->d_ptr->opacity;
-        }
+        opacity = item->d_ptr->combineOpacityFromParent(parentOpacity);
         if (opacity == 0.0 && !(item->d_ptr->flags & QGraphicsItem::ItemDoesntPropagateOpacityToChildren)) {
             invisibleButChildIgnoresParentOpacity = !item->d_ptr->childrenCombineOpacity();
             if (!invisibleButChildIgnoresParentOpacity)
@@ -5073,10 +5066,14 @@ void QGraphicsScenePrivate::drawSubtreeRecursive(QGraphicsItem *item, QPainter *
         opacity = parentOpacity;
     }
 
+    // Item is invisible.
+    bool hasContents = item && !(item->d_ptr->flags & QGraphicsItem::ItemHasNoContents);
+    bool invisible = !hasContents || invisibleButChildIgnoresParentOpacity;
+
     // Calculate the full transform for this item.
     bool wasDirtyParentSceneTransform = false;
     bool dontDrawItem = true;
-    QTransform transform;
+    QTransform transform(Qt::Uninitialized);
     if (item) {
         if (item->d_ptr->itemIsUntransformable()) {
             transform = item->deviceTransform(viewTransform);
@@ -5092,16 +5089,18 @@ void QGraphicsScenePrivate::drawSubtreeRecursive(QGraphicsItem *item, QPainter *
             transform *= viewTransform;
         }
 
-        QRectF brect = item->boundingRect();
-        // ### This does not take the clip into account.
-        _q_adjustRect(&brect);
-        QRect viewBoundingRect = transform.mapRect(brect).toRect();
-        item->d_ptr->paintedViewBoundingRects.insert(widget, viewBoundingRect);
-        viewBoundingRect.adjust(-1, -1, 1, 1);
-        if (exposedRegion)
-            dontDrawItem = !exposedRegion->intersects(viewBoundingRect);
-        else
-            dontDrawItem = viewBoundingRect.isEmpty();
+        if (!invisible) {
+            QRectF brect = item->boundingRect();
+            // ### This does not take the clip into account.
+            _q_adjustRect(&brect);
+            QRect viewBoundingRect = transform.mapRect(brect).toRect();
+            item->d_ptr->paintedViewBoundingRects.insert(widget, viewBoundingRect);
+            viewBoundingRect.adjust(-1, -1, 1, 1);
+            if (exposedRegion)
+                dontDrawItem = !exposedRegion->intersects(viewBoundingRect);
+            else
+                dontDrawItem = viewBoundingRect.isEmpty();
+        }
     }
 
     // Find and sort children.
@@ -5156,9 +5155,9 @@ void QGraphicsScenePrivate::drawSubtreeRecursive(QGraphicsItem *item, QPainter *
     }
 
     bool childClip = (item && (item->d_ptr->flags & QGraphicsItem::ItemClipsChildrenToShape));
-    bool dontDrawChildren = item && dontDrawItem && childClip;
+    bool dontDrawChildren = item && hasContents && dontDrawItem && childClip;
     childClip &= !dontDrawChildren && !children->isEmpty();
-    if (item && ((item->d_ptr->flags & QGraphicsItem::ItemHasNoContents) || invisibleButChildIgnoresParentOpacity))
+    if (item && invisible)
         dontDrawItem = true;
 
     // Clip children.
@@ -5207,7 +5206,11 @@ void QGraphicsScenePrivate::drawSubtreeRecursive(QGraphicsItem *item, QPainter *
         if (clipsToShape)
             painter->setClipPath(item->shape(), Qt::IntersectClip);
         painter->setOpacity(opacity);
-        drawItemHelper(item, painter, &styleOptionTmp, widget, painterStateProtection);
+
+        if (!item->d_ptr->cacheMode && !item->d_ptr->isWidget)
+            item->paint(painter, &styleOptionTmp, widget);
+        else
+            drawItemHelper(item, painter, &styleOptionTmp, widget, painterStateProtection);
 
         if (savePainter)
             painter->restore();
@@ -5277,17 +5280,25 @@ void QGraphicsScenePrivate::markDirty(QGraphicsItem *item, const QRectF &rect, b
         return;
     }
 
-    item->d_ptr->dirty = 1;
-    if (fullItemUpdate)
-        item->d_ptr->fullUpdatePending = 1;
-    else if (!item->d_ptr->fullUpdatePending)
-        item->d_ptr->needsRepaint |= rect;
+    bool hasNoContents = item->d_ptr->flags & QGraphicsItem::ItemHasNoContents;
+    if (!hasNoContents) {
+        item->d_ptr->dirty = 1;
+        if (fullItemUpdate)
+            item->d_ptr->fullUpdatePending = 1;
+        else if (!item->d_ptr->fullUpdatePending)
+            item->d_ptr->needsRepaint |= rect;
+    }
 
     if (invalidateChildren) {
         item->d_ptr->allChildrenDirty = 1;
         item->d_ptr->dirtyChildren = 1;
     }
 
+    if (force)
+        item->d_ptr->ignoreVisible = 1;
+    if (ignoreOpacity)
+        item->d_ptr->ignoreOpacity = 1;
+
     QGraphicsItem *p = item->d_ptr->parent;
     while (p && !p->d_ptr->dirtyChildren) {
         p->d_ptr->dirtyChildren = 1;
@@ -5295,34 +5306,58 @@ void QGraphicsScenePrivate::markDirty(QGraphicsItem *item, const QRectF &rect, b
     }
 }
 
-void QGraphicsScenePrivate::processDirtyItemsRecursive(QGraphicsItem *item, bool dirtyAncestorContainsChildren)
+static inline bool updateHelper(QGraphicsViewPrivate *view, QGraphicsItemPrivate *item,
+                                const QRectF &rect, const QTransform &xform)
+{
+    Q_ASSERT(view);
+    Q_ASSERT(item);
+    if (item->hasBoundingRegionGranularity)
+        return view->updateRegion(xform.map(QRegion(rect.toRect())));
+    return view->updateRect(xform.mapRect(rect).toRect());
+}
+
+void QGraphicsScenePrivate::processDirtyItemsRecursive(QGraphicsItem *item, bool dirtyAncestorContainsChildren,
+                                                       qreal parentOpacity)
 {
     Q_Q(QGraphicsScene);
 
-    // Calculate the full scene transform for this item.
+    bool wasDirtyParentViewBoundingRects = false;
     bool wasDirtyParentSceneTransform = false;
-    if (item && item->d_ptr->dirtySceneTransform && !item->d_ptr->itemIsUntransformable()) {
-        item->d_ptr->sceneTransform = item->d_ptr->parent ? item->d_ptr->parent->d_ptr->sceneTransform
-                                                          : QTransform();
-        item->d_ptr->combineTransformFromParent(&item->d_ptr->sceneTransform);
-        item->d_ptr->dirtySceneTransform = 0;
-        wasDirtyParentSceneTransform = true;
+    qreal opacity = parentOpacity;
+
+    if (item) {
+        wasDirtyParentViewBoundingRects = item->d_ptr->paintedViewBoundingRectsNeedRepaint;
+        opacity = item->d_ptr->combineOpacityFromParent(parentOpacity);
+        const bool itemIsHidden = !item->d_ptr->ignoreVisible && !item->d_ptr->visible;
+        const bool itemIsFullyTransparent = !item->d_ptr->ignoreOpacity && opacity == 0.0;
+
+        if (item->d_ptr->dirtySceneTransform && !itemIsHidden && !item->d_ptr->itemIsUntransformable()
+            && !(itemIsFullyTransparent && item->d_ptr->childrenCombineOpacity())) {
+            // Calculate the full scene transform for this item.
+            item->d_ptr->sceneTransform = item->d_ptr->parent ? item->d_ptr->parent->d_ptr->sceneTransform
+                                                              : QTransform();
+            item->d_ptr->combineTransformFromParent(&item->d_ptr->sceneTransform);
+            item->d_ptr->dirtySceneTransform = 0;
+            wasDirtyParentSceneTransform = true;
+        }
+
+        if (itemIsHidden || itemIsFullyTransparent || (item->d_ptr->flags & QGraphicsItem::ItemHasNoContents)) {
+            // Make sure we don't process invisible items or items with no content.
+            item->d_ptr->dirty = 0;
+            item->d_ptr->paintedViewBoundingRectsNeedRepaint = 0;
+        }
     }
 
     // Process item.
-    bool wasDirtyParentViewBoundingRects = false;
     if (item && (item->d_ptr->dirty || item->d_ptr->paintedViewBoundingRectsNeedRepaint)) {
         const bool useCompatUpdate = views.isEmpty() || (connectedSignals & changedSignalMask);
         const bool untransformableItem = item->d_ptr->itemIsUntransformable();
-        const QRectF itemBoundingRect = item->boundingRect();
+        const QRectF itemBoundingRect = adjustedItemBoundingRect(item);
 
         if (item->d_ptr->geometryChanged) {
             // Update growingItemsBoundingRect.
-            if (!hasSceneRect) {
-                QRectF itemSceneBoundingRect = item->d_ptr->sceneTransform.mapRect(itemBoundingRect);
-                _q_adjustRect(&itemSceneBoundingRect);
-                growingItemsBoundingRect |= itemSceneBoundingRect;
-            }
+            if (!hasSceneRect)
+                growingItemsBoundingRect |= item->d_ptr->sceneTransform.mapRect(itemBoundingRect);
             item->d_ptr->geometryChanged = 0;
         }
 
@@ -5351,11 +5386,12 @@ void QGraphicsScenePrivate::processDirtyItemsRecursive(QGraphicsItem *item, bool
                     break;
                 }
 
+                QRect &paintedViewBoundingRect = item->d_ptr->paintedViewBoundingRects[viewPrivate->viewport];
                 if (item->d_ptr->paintedViewBoundingRectsNeedRepaint) {
                     wasDirtyParentViewBoundingRects = true;
-                    QRect rect = item->d_ptr->paintedViewBoundingRects.value(viewPrivate->viewport);
-                    rect.translate(viewPrivate->dirtyScrollOffset);
-                    viewPrivate->updateRect(rect);
+                    paintedViewBoundingRect.translate(viewPrivate->dirtyScrollOffset);
+                    if (!viewPrivate->updateRect(paintedViewBoundingRect))
+                        paintedViewBoundingRect = QRect();
                 }
 
                 if (!item->d_ptr->dirty)
@@ -5363,7 +5399,6 @@ void QGraphicsScenePrivate::processDirtyItemsRecursive(QGraphicsItem *item, bool
 
                 if (uninitializedDirtyRect) {
                     dirtyRect = itemBoundingRect;
-                    _q_adjustRect(&dirtyRect);
                     if (!item->d_ptr->fullUpdatePending) {
                         _q_adjustRect(&item->d_ptr->needsRepaint);
                         dirtyRect &= item->d_ptr->needsRepaint;
@@ -5374,17 +5409,19 @@ void QGraphicsScenePrivate::processDirtyItemsRecursive(QGraphicsItem *item, bool
                 if (dirtyRect.isEmpty())
                     continue; // Discard updates outside the bounding rect.
 
-                QTransform deviceTransform = item->d_ptr->sceneTransform;
-                if (view->isTransformed()) {
-                    if (!untransformableItem)
-                        deviceTransform *= view->viewportTransform();
-                    else
-                        deviceTransform = item->deviceTransform(view->viewportTransform());
+                bool valid = false;
+                if (untransformableItem) {
+                    valid = updateHelper(viewPrivate, item->d_ptr, dirtyRect,
+                                         item->deviceTransform(view->viewportTransform()));
+                } else if (!view->isTransformed()) {
+                    valid = updateHelper(viewPrivate, item->d_ptr, dirtyRect, item->d_ptr->sceneTransform);
+                } else {
+                    QTransform deviceTransform = item->d_ptr->sceneTransform;
+                    deviceTransform *= view->viewportTransform();
+                    valid = updateHelper(viewPrivate, item->d_ptr, dirtyRect, deviceTransform);
                 }
-                if (item->d_ptr->hasBoundingRegionGranularity)
-                    viewPrivate->updateRegion(deviceTransform.map(QRegion(dirtyRect.toRect())));
-                else
-                    viewPrivate->updateRect(deviceTransform.mapRect(dirtyRect).toRect());
+                if (!valid)
+                    paintedViewBoundingRect = QRect();
             }
         }
     }
@@ -5397,12 +5434,18 @@ void QGraphicsScenePrivate::processDirtyItemsRecursive(QGraphicsItem *item, bool
             dirtyAncestorContainsChildren = item && item->d_ptr->fullUpdatePending
                                             && (item->d_ptr->flags & QGraphicsItem::ItemClipsChildrenToShape);
         }
+        const bool parentIgnoresVisible = item && item->d_ptr->ignoreVisible;
+        const bool parentIgnoresOpacity = item && item->d_ptr->ignoreOpacity;
         for (int i = 0; i < children->size(); ++i) {
             QGraphicsItem *child = children->at(i);
             if (wasDirtyParentSceneTransform)
                 child->d_ptr->dirtySceneTransform = 1;
             if (wasDirtyParentViewBoundingRects)
                 child->d_ptr->paintedViewBoundingRectsNeedRepaint = 1;
+            if (parentIgnoresVisible)
+                child->d_ptr->ignoreVisible = 1;
+            if (parentIgnoresOpacity)
+                child->d_ptr->ignoreOpacity = 1;
 
             if (allChildrenDirty) {
                 child->d_ptr->dirty = 1;
@@ -5425,7 +5468,7 @@ void QGraphicsScenePrivate::processDirtyItemsRecursive(QGraphicsItem *item, bool
                     child->d_ptr->paintedViewBoundingRectsNeedRepaint = 0;
             }
 
-            processDirtyItemsRecursive(child, dirtyAncestorContainsChildren);
+            processDirtyItemsRecursive(child, dirtyAncestorContainsChildren, opacity);
         }
     } else if (wasDirtyParentSceneTransform) {
         item->d_ptr->invalidateChildrenSceneTransform();
diff --git a/src/gui/graphicsview/qgraphicsscene.h b/src/gui/graphicsview/qgraphicsscene.h
index c4c9f9c..1d4a617 100644
--- a/src/gui/graphicsview/qgraphicsscene.h
+++ b/src/gui/graphicsview/qgraphicsscene.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicsscene_bsp.cpp b/src/gui/graphicsview/qgraphicsscene_bsp.cpp
index f8fa450..3f3e58b 100644
--- a/src/gui/graphicsview/qgraphicsscene_bsp.cpp
+++ b/src/gui/graphicsview/qgraphicsscene_bsp.cpp
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicsscene_bsp_p.h b/src/gui/graphicsview/qgraphicsscene_bsp_p.h
index e6ceb78..73a937f 100644
--- a/src/gui/graphicsview/qgraphicsscene_bsp_p.h
+++ b/src/gui/graphicsview/qgraphicsscene_bsp_p.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicsscene_p.h b/src/gui/graphicsview/qgraphicsscene_p.h
index 11e9b64..a8f6699 100644
--- a/src/gui/graphicsview/qgraphicsscene_p.h
+++ b/src/gui/graphicsview/qgraphicsscene_p.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
@@ -266,7 +266,8 @@ public:
     void markDirty(QGraphicsItem *item, const QRectF &rect = QRectF(), bool invalidateChildren = false,
                    bool maybeDirtyClipPath = false, bool force = false, bool ignoreOpacity = false,
                    bool removingItemFromScene = false);
-    void processDirtyItemsRecursive(QGraphicsItem *item, bool dirtyAncestorContainsChildren = false);
+    void processDirtyItemsRecursive(QGraphicsItem *item, bool dirtyAncestorContainsChildren = false,
+                                    qreal parentOpacity = qreal(1.0));
 
     inline void resetDirtyItem(QGraphicsItem *item)
     {
@@ -278,6 +279,8 @@ public:
         item->d_ptr->needsRepaint = QRectF();
         item->d_ptr->allChildrenDirty = 0;
         item->d_ptr->fullUpdatePending = 0;
+        item->d_ptr->ignoreVisible = 0;
+        item->d_ptr->ignoreOpacity = 0;
     }
 
     QStyle *style;
diff --git a/src/gui/graphicsview/qgraphicssceneevent.cpp b/src/gui/graphicsview/qgraphicssceneevent.cpp
index 0ffd2b1..283010d 100644
--- a/src/gui/graphicsview/qgraphicssceneevent.cpp
+++ b/src/gui/graphicsview/qgraphicssceneevent.cpp
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicssceneevent.h b/src/gui/graphicsview/qgraphicssceneevent.h
index be50e96..d493de3 100644
--- a/src/gui/graphicsview/qgraphicssceneevent.h
+++ b/src/gui/graphicsview/qgraphicssceneevent.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicsview.cpp b/src/gui/graphicsview/qgraphicsview.cpp
index c94c1d7..553d71c 100644
--- a/src/gui/graphicsview/qgraphicsview.cpp
+++ b/src/gui/graphicsview/qgraphicsview.cpp
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
@@ -825,19 +825,22 @@ void QGraphicsViewPrivate::processPendingUpdates()
     dirtyRegion = QRegion();
 }
 
-void QGraphicsViewPrivate::updateRegion(const QRegion &r)
+bool QGraphicsViewPrivate::updateRegion(const QRegion &r)
 {
-    if (r.isEmpty() || fullUpdatePending)
-        return;
+    if (fullUpdatePending || viewportUpdateMode == QGraphicsView::NoViewportUpdate || r.isEmpty())
+        return false;
+
+    const QRect boundingRect = r.boundingRect();
+    if (!boundingRect.intersects(viewport->rect()))
+        return false; // Update region outside viewport.
 
-    // Rect intersects viewport - update everything?
     switch (viewportUpdateMode) {
     case QGraphicsView::FullViewportUpdate:
         fullUpdatePending = true;
         viewport->update();
         break;
     case QGraphicsView::BoundingRectViewportUpdate:
-        dirtyBoundingRect |= r.boundingRect();
+        dirtyBoundingRect |= boundingRect;
         if (dirtyBoundingRect.contains(viewport->rect())) {
             fullUpdatePending = true;
             viewport->update();
@@ -855,18 +858,20 @@ void QGraphicsViewPrivate::updateRegion(const QRegion &r)
         }
         break;
     }
-    case QGraphicsView::NoViewportUpdate:
-        // Unreachable
+    default:
         break;
     }
+
+    return true;
 }
 
-void QGraphicsViewPrivate::updateRect(const QRect &r)
+bool QGraphicsViewPrivate::updateRect(const QRect &r)
 {
-    if (r.isEmpty() || fullUpdatePending)
-        return;
+    if (fullUpdatePending || viewportUpdateMode == QGraphicsView::NoViewportUpdate
+        || !r.intersects(viewport->rect())) {
+        return false;
+    }
 
-    // Rect intersects viewport - update everything?
     switch (viewportUpdateMode) {
     case QGraphicsView::FullViewportUpdate:
         fullUpdatePending = true;
@@ -886,10 +891,11 @@ void QGraphicsViewPrivate::updateRect(const QRect &r)
         else
             dirtyRegion += r.adjusted(-2, -2, 2, 2);
         break;
-    case QGraphicsView::NoViewportUpdate:
-        // Unreachable
+    default:
         break;
     }
+
+    return true;
 }
 
 QStyleOptionGraphicsItem *QGraphicsViewPrivate::allocStyleOptionsArray(int numItems)
@@ -1934,8 +1940,7 @@ void QGraphicsView::render(QPainter *painter, const QRectF &target, const QRect
     itemList.clear();
 
     // Setup painter matrix.
-    QTransform moveMatrix;
-    moveMatrix.translate(-d->horizontalScroll(), -d->verticalScroll());
+    QTransform moveMatrix = QTransform::fromTranslate(-d->horizontalScroll(), -d->verticalScroll());
     QTransform painterMatrix = d->matrix * moveMatrix;
     painterMatrix *= QTransform()
                      .translate(targetRect.left(), targetRect.top())
@@ -2286,9 +2291,9 @@ QPolygonF QGraphicsView::mapToScene(const QPolygon &polygon) const
 QPainterPath QGraphicsView::mapToScene(const QPainterPath &path) const
 {
     Q_D(const QGraphicsView);
-    QTransform moveMatrix;
-    moveMatrix.translate(d->horizontalScroll(), d->verticalScroll());
-    return (moveMatrix * d->matrix.inverted()).map(path);
+    QTransform matrix = QTransform::fromTranslate(d->horizontalScroll(), d->verticalScroll());
+    matrix *= d->matrix.inverted();
+    return matrix.map(path);
 }
 
 /*!
@@ -2382,9 +2387,9 @@ QPolygon QGraphicsView::mapFromScene(const QPolygonF &polygon) const
 QPainterPath QGraphicsView::mapFromScene(const QPainterPath &path) const
 {
     Q_D(const QGraphicsView);
-    QTransform moveMatrix;
-    moveMatrix.translate(-d->horizontalScroll(), -d->verticalScroll());
-    return (d->matrix * moveMatrix).map(path);
+    QTransform matrix = d->matrix;
+    matrix *= QTransform::fromTranslate(-d->horizontalScroll(), -d->verticalScroll());
+    return matrix.map(path);
 }
 
 /*!
@@ -3227,10 +3232,6 @@ void QGraphicsView::paintEvent(QPaintEvent *event)
 
     // Determine the exposed region
     d->exposedRegion = event->region();
-    if (!d->accelerateScrolling)
-        d->exposedRegion = viewport()->rect();
-    else if (d->viewportUpdateMode == BoundingRectViewportUpdate)
-        d->exposedRegion = event->rect();
     QRectF exposedSceneRect = mapToScene(d->exposedRegion.boundingRect()).boundingRect();
 
     // Set up the painter
@@ -3244,8 +3245,10 @@ void QGraphicsView::paintEvent(QPaintEvent *event)
     painter.setRenderHints(d->renderHints, true);
 
     // Set up viewport transform
-    const QTransform viewTransform = viewportTransform();
-    painter.setWorldTransform(viewTransform);
+    const bool viewTransformed = isTransformed();
+    if (viewTransformed)
+        painter.setWorldTransform(viewportTransform());
+    const QTransform viewTransform = painter.worldTransform();
 
     // Draw background
     if ((d->cacheMode & CacheBackground)
@@ -3270,16 +3273,21 @@ void QGraphicsView::paintEvent(QPaintEvent *event)
         if (!d->backgroundPixmapExposed.isEmpty()) {
             QPainter backgroundPainter(&d->backgroundPixmap);
             backgroundPainter.setClipRegion(d->backgroundPixmapExposed, Qt::ReplaceClip);
-            backgroundPainter.setTransform(viewportTransform());
+            if (viewTransformed)
+                backgroundPainter.setTransform(viewTransform);
             backgroundPainter.setCompositionMode(QPainter::CompositionMode_Source);
             drawBackground(&backgroundPainter, exposedSceneRect);
             d->backgroundPixmapExposed = QRegion();
         }
 
         // Blit the background from the background pixmap
-        painter.setWorldTransform(QTransform());
-        painter.drawPixmap(QPoint(), d->backgroundPixmap);
-        painter.setWorldTransform(viewTransform);
+        if (viewTransformed) {
+            painter.setWorldTransform(QTransform());
+            painter.drawPixmap(QPoint(), d->backgroundPixmap);
+            painter.setWorldTransform(viewTransform);
+        } else {
+            painter.drawPixmap(QPoint(), d->backgroundPixmap);
+        }
     } else {
         if (!(d->optimizationFlags & DontSavePainterState))
             painter.save();
@@ -3302,8 +3310,10 @@ void QGraphicsView::paintEvent(QPaintEvent *event)
             const int numItems = itemList.size();
             QGraphicsItem **itemArray = &itemList[0]; // Relies on QList internals, but is perfectly valid.
             QStyleOptionGraphicsItem *styleOptionArray = d->allocStyleOptionsArray(numItems);
-            for (int i = 0; i < numItems; ++i)
-                itemArray[i]->d_ptr->initStyleOption(&styleOptionArray[i], viewTransform, d->exposedRegion, allItems);
+            for (int i = 0; i < numItems; ++i) {
+                itemArray[i]->d_ptr->initStyleOption(&styleOptionArray[i], viewTransform,
+                                                     d->exposedRegion, allItems);
+            }
             // Draw the items.
             drawItems(&painter, numItems, itemArray, styleOptionArray);
             d->freeStyleOptionsArray(styleOptionArray);
@@ -3542,8 +3552,7 @@ QTransform QGraphicsView::transform() const
 QTransform QGraphicsView::viewportTransform() const
 {
     Q_D(const QGraphicsView);
-    QTransform moveMatrix;
-    moveMatrix.translate(-d->horizontalScroll(), -d->verticalScroll());
+    QTransform moveMatrix = QTransform::fromTranslate(-d->horizontalScroll(), -d->verticalScroll());
     return d->identityMatrix ? moveMatrix : d->matrix * moveMatrix;
 }
 
diff --git a/src/gui/graphicsview/qgraphicsview.h b/src/gui/graphicsview/qgraphicsview.h
index 387fa01..1285e45 100644
--- a/src/gui/graphicsview/qgraphicsview.h
+++ b/src/gui/graphicsview/qgraphicsview.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicsview_p.h b/src/gui/graphicsview/qgraphicsview_p.h
index a6f0d04..9551ff6 100644
--- a/src/gui/graphicsview/qgraphicsview_p.h
+++ b/src/gui/graphicsview/qgraphicsview_p.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
@@ -171,8 +171,8 @@ public:
         dirtyBoundingRect = QRect();
         dirtyRegion = QRegion();
     }
-    void updateRect(const QRect &rect);
-    void updateRegion(const QRegion &region);
+    bool updateRect(const QRect &rect);
+    bool updateRegion(const QRegion &region);
     bool updateSceneSlotReimplementedChecked;
     QRegion exposedRegion;
 
diff --git a/src/gui/graphicsview/qgraphicswidget.cpp b/src/gui/graphicsview/qgraphicswidget.cpp
index 06ea333..45f0999 100644
--- a/src/gui/graphicsview/qgraphicswidget.cpp
+++ b/src/gui/graphicsview/qgraphicswidget.cpp
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicswidget.h b/src/gui/graphicsview/qgraphicswidget.h
index 5795daf..65ccfd7 100644
--- a/src/gui/graphicsview/qgraphicswidget.h
+++ b/src/gui/graphicsview/qgraphicswidget.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicswidget_p.cpp b/src/gui/graphicsview/qgraphicswidget_p.cpp
index 557b883..c9212f7 100644
--- a/src/gui/graphicsview/qgraphicswidget_p.cpp
+++ b/src/gui/graphicsview/qgraphicswidget_p.cpp
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgraphicswidget_p.h b/src/gui/graphicsview/qgraphicswidget_p.h
index f4cdeca..0c34baa 100644
--- a/src/gui/graphicsview/qgraphicswidget_p.h
+++ b/src/gui/graphicsview/qgraphicswidget_p.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgridlayoutengine.cpp b/src/gui/graphicsview/qgridlayoutengine.cpp
index 88712c2..630b23a 100644
--- a/src/gui/graphicsview/qgridlayoutengine.cpp
+++ b/src/gui/graphicsview/qgridlayoutengine.cpp
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/gui/graphicsview/qgridlayoutengine_p.h b/src/gui/graphicsview/qgridlayoutengine_p.h
index acc96de..6f3dd16 100644
--- a/src/gui/graphicsview/qgridlayoutengine_p.h
+++ b/src/gui/graphicsview/qgridlayoutengine_p.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
 **
@@ -34,7 +34,7 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** contact the sales department at http://www.qtsoftware.com/contact.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/