Merge branch '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-2 into 4.7-integration

* '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-2: (24 commits)
  Stabilize tst_QGraphicsWidget::QT_BUG_13865_doublePaintWhenAddingASubItem
  Fixed accessing freed memory in raster engine.
  Build fix for -qtnamespace.
  Fixed parsing of SVGs with absolute font sizes.
  Moving QPdf::stripSpecialCharacter to fontengine
  Revert "Fix (implement!) hfw/wfh in QGridLayoutEngine"
  Fixed a layout issue where you could get NaN as dimensions
  QTextCodec:  Fix valgrind warning when using QTextCodec in destructions functions
  Fix double painting when adding an item into a linear layout
  Fixed antialiased rasterization bug in raster engine.
  Fixed potential crash when loading corrupt GIFs.
  Work around an ATI driver problem with mutli-sampled pbuffers.
  tst_qstatemachine.cpp: fix compilation with Sun Studio
  Fixed regression in clipping.qps autotest on 64-bit.
  Fixed crash when using Qt::WA_DeleteOnClose on a QPrintDialog on Mac.
  Fixed performance regression in curve stroking.
  Don't disable texture_from_pixmap on GLX/X11 by default.
  Avoid creating copy of an image in memory when storing as png
  Doc update for the support of MSVC 2010 64-bit
  fix documentation of drawText(int, int, int, int, ...
  ...

9 files changed, 15 insertions, 29 deletions

diff --git a/src/gui/painting/qgrayraster.c b/src/gui/painting/qgrayraster.c
index d0e25a9193..ec9ebeb71f 100644
--- a/src/gui/painting/qgrayraster.c
+++ b/src/gui/painting/qgrayraster.c
@@ -325,6 +325,7 @@
   {
     void*    buffer;
     long     buffer_size;
+    long     buffer_allocated_size;
     int      band_size;
     void*    memory;
     PWorker  worker;
@@ -1791,7 +1792,7 @@
     // If raster object and raster buffer are allocated, but
     // raster size isn't of the minimum size, indicate out of
     // memory.
-    if (raster && raster->buffer && raster->buffer_size < MINIMUM_POOL_SIZE )
+    if (raster->buffer_allocated_size < MINIMUM_POOL_SIZE )
       return ErrRaster_OutOfMemory;
 
     /* return immediately if the outline is empty */
@@ -1930,6 +1931,7 @@
         rast->buffer_size = 0;
         rast->worker      = NULL;
       }
+      rast->buffer_allocated_size = pool_size;
     }
   }
 
diff --git a/src/gui/painting/qpaintengine_raster.cpp b/src/gui/painting/qpaintengine_raster.cpp
index 36e1082fd0..135ae001c2 100644
--- a/src/gui/painting/qpaintengine_raster.cpp
+++ b/src/gui/painting/qpaintengine_raster.cpp
@@ -4233,6 +4233,8 @@ void QRasterPaintEnginePrivate::rasterize(QT_FT_Outline *outline,
                 break;
             }
 
+            rendered_spans += q_gray_rendered_spans(*grayRaster.data());
+
 #if defined(Q_WS_WIN64)
             _aligned_free(rasterPoolBase);
 #else
diff --git a/src/gui/painting/qpaintengineex.cpp b/src/gui/painting/qpaintengineex.cpp
index 1e857e4c91..c1e3d6615c 100644
--- a/src/gui/painting/qpaintengineex.cpp
+++ b/src/gui/painting/qpaintengineex.cpp
@@ -517,7 +517,7 @@ void QPaintEngineEx::stroke(const QVectorPath &path, const QPen &pen)
             QPainterPath painterPath = state()->matrix.map(path.convertToPainterPath());
             d->activeStroker->strokePath(painterPath, d->strokeHandler, QTransform());
         } else {
-            d->activeStroker->setCurveThresholdFromTransform(state()->matrix);
+            d->activeStroker->setCurveThresholdFromTransform(QTransform());
             d->activeStroker->begin(d->strokeHandler);
             if (types) {
                 while (points < lastPoint) {
diff --git a/src/gui/painting/qpainter.cpp b/src/gui/painting/qpainter.cpp
index 5fbe3ed7a8..7fed7e4423 100644
--- a/src/gui/painting/qpainter.cpp
+++ b/src/gui/painting/qpainter.cpp
@@ -6185,7 +6185,7 @@ void QPainter::drawText(const QRectF &r, int flags, const QString &str, QRectF *
 
     By default, QPainter draws text anti-aliased.
 
-    \note The y-position is used as the baseline of the font.
+    \note The y-position is used as the top of the font.
 
     \sa Qt::AlignmentFlag, Qt::TextFlag
 */
diff --git a/src/gui/painting/qpdf.cpp b/src/gui/painting/qpdf.cpp
index 6e02435a43..ba5d164c9d 100644
--- a/src/gui/painting/qpdf.cpp
+++ b/src/gui/painting/qpdf.cpp
@@ -916,24 +916,6 @@ const char *QPdf::paperSizeToString(QPrinter::PaperSize paperSize)
 }
 
 
-QByteArray QPdf::stripSpecialCharacters(const QByteArray &string)
-{
-    QByteArray s = string;
-    s.replace(' ', "");
-    s.replace('(', "");
-    s.replace(')', "");
-    s.replace('<', "");
-    s.replace('>', "");
-    s.replace('[', "");
-    s.replace(']', "");
-    s.replace('{', "");
-    s.replace('}', "");
-    s.replace('/', "");
-    s.replace('%', "");
-    return s;
-}
-
-
 // -------------------------- base engine, shared code between PS and PDF -----------------------
 
 QPdfBaseEngine::QPdfBaseEngine(QPdfBaseEnginePrivate &dd, PaintEngineFeatures f)
diff --git a/src/gui/painting/qpdf_p.h b/src/gui/painting/qpdf_p.h
index 9c4d05da49..5c5ceb4fac 100644
--- a/src/gui/painting/qpdf_p.h
+++ b/src/gui/painting/qpdf_p.h
@@ -156,8 +156,6 @@ namespace QPdf {
     PaperSize paperSize(QPrinter::PaperSize paperSize);
     const char *paperSizeToString(QPrinter::PaperSize paperSize);
 
-
-    QByteArray stripSpecialCharacters(const QByteArray &string);
 }
 
 
diff --git a/src/gui/painting/qrasterdefs_p.h b/src/gui/painting/qrasterdefs_p.h
index 4131e4b77d..f6339ed792 100644
--- a/src/gui/painting/qrasterdefs_p.h
+++ b/src/gui/painting/qrasterdefs_p.h
@@ -100,7 +100,7 @@ QT_FT_BEGIN_HEADER
   /*    distances in integer font units, or 16,16, or 26.6 fixed float     */
   /*    pixel coordinates.                                                 */
   /*                                                                       */
-  typedef signed long  QT_FT_Pos;
+  typedef signed int  QT_FT_Pos;
 
 
   /*************************************************************************/
diff --git a/src/gui/painting/qstroker.cpp b/src/gui/painting/qstroker.cpp
index 9cff3390be..9decf4155b 100644
--- a/src/gui/painting/qstroker.cpp
+++ b/src/gui/painting/qstroker.cpp
@@ -190,6 +190,7 @@ static inline qreal adapted_angle_on_x(const QLineF &line)
 QStrokerOps::QStrokerOps()
     : m_elements(0)
     , m_curveThreshold(qt_real_to_fixed(0.25))
+    , m_dashThreshold(qt_real_to_fixed(0.25))
     , m_customData(0)
     , m_moveTo(0)
     , m_lineTo(0)
@@ -243,7 +244,7 @@ void QStrokerOps::strokePath(const QPainterPath &path, void *customData, const Q
     if (path.isEmpty())
         return;
 
-    setCurveThresholdFromTransform(matrix);
+    setCurveThresholdFromTransform(QTransform());
     begin(customData);
     int count = path.elementCount();
     if (matrix.isIdentity()) {
@@ -315,7 +316,7 @@ void QStrokerOps::strokePolygon(const QPointF *points, int pointCount, bool impl
     if (!pointCount)
         return;
 
-    setCurveThresholdFromTransform(matrix);
+    setCurveThresholdFromTransform(QTransform());
     begin(data);
     if (matrix.isIdentity()) {
         moveTo(qt_real_to_fixed(points[0].x()), qt_real_to_fixed(points[0].y()));
@@ -356,7 +357,7 @@ void QStrokerOps::strokeEllipse(const QRectF &rect, void *data, const QTransform
         }
     }
 
-    setCurveThresholdFromTransform(matrix);
+    setCurveThresholdFromTransform(QTransform());
     begin(data);
     moveTo(qt_real_to_fixed(start.x()), qt_real_to_fixed(start.y()));
     for (int i=0; i<12; i+=3) {
@@ -1142,7 +1143,7 @@ void QDashStroker::processCurrentSubpath()
 
     QPainterPath dashPath;
 
-    QSubpathFlatIterator it(&m_elements, m_curveThreshold);
+    QSubpathFlatIterator it(&m_elements, m_dashThreshold);
     qfixed2d prev = it.next();
 
     bool clipping = !m_clip_rect.isEmpty();
diff --git a/src/gui/painting/qstroker_p.h b/src/gui/painting/qstroker_p.h
index d646135af1..5607a8e6c9 100644
--- a/src/gui/painting/qstroker_p.h
+++ b/src/gui/painting/qstroker_p.h
@@ -168,7 +168,7 @@ public:
     {
         qreal scale;
         qt_scaleForTransform(transform, &scale);
-        setCurveThreshold(scale == 0 ? qreal(0.5) : (qreal(0.5) / scale));
+        m_dashThreshold = scale == 0 ? qreal(0.5) : (qreal(0.5) / scale);
     }
 
     void setCurveThreshold(qfixed threshold) { m_curveThreshold = threshold; }
@@ -184,6 +184,7 @@ protected:
 
     QRectF m_clip_rect;
     qfixed m_curveThreshold;
+    qfixed m_dashThreshold;
 
     void *m_customData;
     qStrokerMoveToHook m_moveTo;