Merge commit 'qt/master-stable' into 4.6-merged

Conflicts:
	.gitignore
	configure.exe
	src/corelib/concurrent/qtconcurrentthreadengine.h
	src/corelib/global/qnamespace.h
	src/gui/graphicsview/qgraphicssceneevent.h
	src/gui/kernel/qapplication.cpp
	src/gui/kernel/qapplication.h
	src/gui/kernel/qapplication_p.h
	src/gui/kernel/qapplication_qws.cpp
	src/gui/kernel/qwidget.h
	src/gui/painting/qpaintengine_raster.cpp
	src/gui/text/qfontdatabase.cpp
	src/network/access/qnetworkaccesshttpbackend.cpp
	tests/auto/network-settings.h
	tests/auto/qscriptjstestsuite/qscriptjstestsuite.pro
	tests/auto/qvariant/tst_qvariant.cpp

1 files changed, 44 insertions, 20 deletions

diff --git a/src/opengl/qpaintengine_opengl.cpp b/src/opengl/qpaintengine_opengl.cpp
index 5690c6b..cd04379 100644
--- a/src/opengl/qpaintengine_opengl.cpp
+++ b/src/opengl/qpaintengine_opengl.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 QtOpenGL 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.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
@@ -662,6 +662,7 @@ public:
         , txop(QTransform::TxNone)
         , inverseScale(1)
         , moveToCount(0)
+        , last_created_state(0)
         , shader_ctx(0)
         , grad_palette(0)
         , drawable_texture(0)
@@ -767,7 +768,7 @@ public:
     bool isFastRect(const QRectF &r);
 
     void drawImageAsPath(const QRectF &r, const QImage &img, const QRectF &sr);
-    void drawTiledImageAsPath(const QRectF &r, const QImage &img, qreal sx, qreal sy);
+    void drawTiledImageAsPath(const QRectF &r, const QImage &img, qreal sx, qreal sy, const QPointF &offset);
 
     void drawOffscreenPath(const QPainterPath &path);
 
@@ -788,6 +789,8 @@ public:
 
     void updateGLMatrix() const;
 
+    mutable QPainterState *last_created_state;
+
     QGLContext *shader_ctx;
     GLuint grad_palette;
 
@@ -2219,6 +2222,8 @@ void QOpenGLPaintEnginePrivate::updateDepthClip()
 {
     Q_Q(QOpenGLPaintEngine);
 
+    ++q->state()->depthClipId;
+
     glDisable(GL_DEPTH_TEST);
     glDisable(GL_SCISSOR_TEST);
 
@@ -3685,10 +3690,10 @@ void QOpenGLPaintEngine::drawLines(const QLineF *lines, int lineCount)
             bool useRects = false;
             // scale or 90 degree rotation?
             if (d->matrix.type() <= QTransform::TxTranslate
-                || !d->cpen.isCosmetic()
-                   && (d->matrix.type() <= QTransform::TxScale
-                       || (d->matrix.type() == QTransform::TxRotate
-                           && d->matrix.m11() == 0 && d->matrix.m22() == 0))) {
+                || (!d->cpen.isCosmetic()
+                    && (d->matrix.type() <= QTransform::TxScale
+                        || (d->matrix.type() == QTransform::TxRotate
+                            && d->matrix.m11() == 0 && d->matrix.m22() == 0)))) {
                 useRects = true;
                 for (int i = 0; i < lineCount; ++i) {
                     if (lines[i].p1().x() != lines[i].p2().x()
@@ -4201,8 +4206,7 @@ void QOpenGLPaintEnginePrivate::drawImageAsPath(const QRectF &r, const QImage &i
     qreal scaleX = r.width() / sr.width();
     qreal scaleY = r.height() / sr.height();
 
-    QTransform brush_matrix;
-    brush_matrix.translate(r.left(), r.top());
+    QTransform brush_matrix = QTransform::fromTranslate(r.left(), r.top());
     brush_matrix.scale(scaleX, scaleY);
     brush_matrix.translate(-sr.left(), -sr.top());
 
@@ -4218,14 +4222,15 @@ void QOpenGLPaintEnginePrivate::drawImageAsPath(const QRectF &r, const QImage &i
     brush_origin = old_brush_origin;
 }
 
-void QOpenGLPaintEnginePrivate::drawTiledImageAsPath(const QRectF &r, const QImage &img, qreal sx, qreal sy)
+void QOpenGLPaintEnginePrivate::drawTiledImageAsPath(const QRectF &r, const QImage &img, qreal sx, qreal sy,
+                                                     const QPointF &offset)
 {
     QBrush old_brush = cbrush;
     QPointF old_brush_origin = brush_origin;
 
-    QTransform brush_matrix;
-    brush_matrix.translate(r.left(), r.top());
+    QTransform brush_matrix = QTransform::fromTranslate(r.left(), r.top());
     brush_matrix.scale(sx, sy);
+    brush_matrix.translate(-offset.x(), -offset.y());
 
     cbrush = QBrush(img);
     cbrush.setTransform(brush_matrix);
@@ -4302,7 +4307,7 @@ void QOpenGLPaintEngine::drawPixmap(const QRectF &r, const QPixmap &pm, const QR
     }
 }
 
-void QOpenGLPaintEngine::drawTiledPixmap(const QRectF &r, const QPixmap &pm, const QPointF &)
+void QOpenGLPaintEngine::drawTiledPixmap(const QRectF &r, const QPixmap &pm, const QPointF &offset)
 {
     Q_D(QOpenGLPaintEngine);
 
@@ -4312,7 +4317,7 @@ void QOpenGLPaintEngine::drawTiledPixmap(const QRectF &r, const QPixmap &pm, con
         int rw = qCeil(r.width());
         int rh = qCeil(r.height());
         if (rw < pm.width() && rh < pm.height()) {
-            drawTiledPixmap(r, pm.copy(0, 0, rw, rh), QPointF());
+            drawTiledPixmap(r, pm.copy(0, 0, rw, rh), offset);
             return;
         }
 
@@ -4321,11 +4326,11 @@ void QOpenGLPaintEngine::drawTiledPixmap(const QRectF &r, const QPixmap &pm, con
 
     if (d->composition_mode > QPainter::CompositionMode_Plus || (d->high_quality_antialiasing && !d->isFastRect(r))) {
         if (scaled.isNull())
-            d->drawTiledImageAsPath(r, pm.toImage(), 1, 1);
+            d->drawTiledImageAsPath(r, pm.toImage(), 1, 1, offset);
         else {
             const qreal sx = pm.width() / qreal(scaled.width());
             const qreal sy = pm.height() / qreal(scaled.height());
-            d->drawTiledImageAsPath(r, scaled, sx, sy);
+            d->drawTiledImageAsPath(r, scaled, sx, sy, offset);
         }
     } else {
         d->flushDrawQueue();
@@ -4356,8 +4361,12 @@ void QOpenGLPaintEngine::drawTiledPixmap(const QRectF &r, const QPixmap &pm, con
         q_vertexType vertexArray[4*2];
         q_vertexType texCoordArray[4*2];
 
+        double offset_x = offset.x() / pm.width();
+        double offset_y = offset.y() / pm.height();
+
         qt_add_rect_to_array(r, vertexArray);
-        qt_add_texcoords_to_array(0, 0, tc_w, tc_h, texCoordArray);
+        qt_add_texcoords_to_array(offset_x, offset_y,
+                                  tc_w + offset_x, tc_h + offset_y, texCoordArray);
 
         glVertexPointer(2, q_vertexTypeEnum, 0, vertexArray);
         glTexCoordPointer(2, q_vertexTypeEnum, 0, texCoordArray);
@@ -4866,8 +4875,7 @@ void QOpenGLPaintEngine::drawTextItem(const QPointF &p, const QTextItem &textIte
     // add the glyphs used to the glyph texture cache
     QVarLengthArray<QFixedPoint> positions;
     QVarLengthArray<glyph_t> glyphs;
-    QTransform matrix;
-    matrix.translate(qRound(p.x()), qRound(p.y()));
+    QTransform matrix = QTransform::fromTranslate(qRound(p.x()), qRound(p.y()));
     ti.fontEngine->getGlyphPositions(ti.glyphs, matrix, ti.flags, glyphs, positions);
 
     // make sure the glyphs we want to draw are in the cache
@@ -5501,9 +5509,20 @@ void QOpenGLPaintEngine::clip(const QVectorPath &path, Qt::ClipOperation op)
 void QOpenGLPaintEngine::setState(QPainterState *s)
 {
     Q_D(QOpenGLPaintEngine);
+    QOpenGLPaintEngineState *new_state = static_cast<QOpenGLPaintEngineState *>(s);
+    QOpenGLPaintEngineState *old_state = state();
+
     QPaintEngineEx::setState(s);
+
+    // are we in a save() ?
+    if (s == d->last_created_state) {
+        d->last_created_state = 0;
+        return;
+    }
+
     if (isActive()) {
-        d->updateDepthClip();
+        if (old_state->depthClipId != new_state->depthClipId)
+            d->updateDepthClip();
         penChanged();
         brushChanged();
         opacityChanged();
@@ -5515,12 +5534,15 @@ void QOpenGLPaintEngine::setState(QPainterState *s)
 
 QPainterState *QOpenGLPaintEngine::createState(QPainterState *orig) const
 {
+    const Q_D(QOpenGLPaintEngine);
+
     QOpenGLPaintEngineState *s;
     if (!orig)
         s = new QOpenGLPaintEngineState();
     else
         s = new QOpenGLPaintEngineState(*static_cast<QOpenGLPaintEngineState *>(orig));
 
+    d->last_created_state = s;
     return s;
 }
 
@@ -5534,11 +5556,13 @@ QOpenGLPaintEngineState::QOpenGLPaintEngineState(QOpenGLPaintEngineState &other)
     clipRegion = other.clipRegion;
     hasClipping = other.hasClipping;
     fastClip = other.fastClip;
+    depthClipId = other.depthClipId;
 }
 
 QOpenGLPaintEngineState::QOpenGLPaintEngineState()
 {
     hasClipping = false;
+    depthClipId = 0;
 }
 
 QOpenGLPaintEngineState::~QOpenGLPaintEngineState()