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authorJani Hautakangas <ext-jani.hautakangas@nokia.com>2010-08-06 10:18:24 (GMT)
committerJason McDonald <jason.mcdonald@nokia.com>2010-09-02 06:32:03 (GMT)
commit592106653272bae16d80accdf71db7def49a6615 (patch)
tree02186fbb9f4866c5e9fe6177afdd1b215b87f00f
parente4c29c1e0fbcff17108af67bd2444cd82af9975a (diff)
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Use ARGB32 premultiplied backing store format in Symbian^3
raster paint engine for translucent windows. Task-number: QTBUG-12710 Reviewed-by: Jason Barron (cherry picked from commit 0210bbbd7bf8254be5f7f19f524068cd39fc34c2)
-rw-r--r--src/gui/kernel/qapplication_s60.cpp3
-rw-r--r--src/gui/painting/qwindowsurface_s60.cpp12
2 files changed, 10 insertions, 5 deletions
diff --git a/src/gui/kernel/qapplication_s60.cpp b/src/gui/kernel/qapplication_s60.cpp
index 52f0db6..a14b1a7 100644
--- a/src/gui/kernel/qapplication_s60.cpp
+++ b/src/gui/kernel/qapplication_s60.cpp
@@ -1087,7 +1087,8 @@ void QSymbianControl::Draw(const TRect& controlRect) const
break;
case QWExtra::ZeroFill:
- if (Window().DisplayMode() == EColor16MA) {
+ if (Window().DisplayMode() == EColor16MA
+ || Window().DisplayMode() == Q_SYMBIAN_ECOLOR16MAP) {
gc.SetBrushStyle(CGraphicsContext::ESolidBrush);
gc.SetDrawMode(CGraphicsContext::EDrawModeWriteAlpha);
gc.SetBrushColor(TRgb::Color16MA(0));
diff --git a/src/gui/painting/qwindowsurface_s60.cpp b/src/gui/painting/qwindowsurface_s60.cpp
index 477bd93..8bac1f5 100644
--- a/src/gui/painting/qwindowsurface_s60.cpp
+++ b/src/gui/painting/qwindowsurface_s60.cpp
@@ -67,10 +67,14 @@ QS60WindowSurface::QS60WindowSurface(QWidget* widget)
TDisplayMode mode = S60->screenDevice()->DisplayMode();
bool isOpaque = qt_widget_private(widget)->isOpaque;
- if (mode == EColor16MA && isOpaque)
- mode = EColor16MU; // Faster since 16MU -> 16MA is typically accelerated
- else if (mode == EColor16MU && !isOpaque)
- mode = EColor16MA; // Try for transparency anyway
+ if (isOpaque) {
+ mode = EColor16MU;
+ } else {
+ if (QSysInfo::symbianVersion() >= QSysInfo::SV_SF_3)
+ mode = Q_SYMBIAN_ECOLOR16MAP; // Symbian^3 WServ has support for ARGB32_PRE
+ else
+ mode = EColor16MA; // Symbian prior to Symbian^3 sw accelerates EColor16MA
+ }
// We create empty CFbsBitmap here -> it will be resized in setGeometry
CFbsBitmap *bitmap = q_check_ptr(new CFbsBitmap); // CBase derived object needs check on new