Changeset 74272 in webkit

Timestamp:

Dec 17, 2010 8:43:05 AM (13 years ago)

Author:

ariya@webkit.org

Message:

2010-12-17 Ariya Hidayat <​ariya@sencha.com>

Reviewed by Andreas Kling.

[Qt] Default image interpolation should reset the render hint
​https://bugs.webkit.org/show_bug.cgi?id=51233

Save initial SmoothPixmapTransform render hint so that it can be used
with default image interpolation quality to reset back the render hints.

• platform/graphics/qt/GraphicsContextQt.cpp: (WebCore::GraphicsContextPlatformPrivate::GraphicsContextPlatformPrivate): (WebCore::GraphicsContext::setImageInterpolationQuality):

Location:

trunk/WebCore

Files:

• ChangeLog (modified) (1 diff)
• platform/graphics/qt/GraphicsContextQt.cpp (modified) (4 diffs)

trunk/WebCore/ChangeLog

@@ +1 @@
+2010-12-17  Ariya Hidayat  <ariya@sencha.com>
+
+        Reviewed by Andreas Kling.
+
+        [Qt] Default image interpolation should reset the render hint
+        https://bugs.webkit.org/show_bug.cgi?id=51233
+
+        Save initial SmoothPixmapTransform render hint so that it can be used
+        with default image interpolation quality to reset back the render hints.
+
+        * platform/graphics/qt/GraphicsContextQt.cpp:
+        (WebCore::GraphicsContextPlatformPrivate::GraphicsContextPlatformPrivate):
+        (WebCore::GraphicsContext::setImageInterpolationQuality):
+
 2010-12-17  Hans Wennborg  <hans@chromium.org>
 

trunk/WebCore/platform/graphics/qt/GraphicsContextQt.cpp

@@ -199 +199 @@
 
     InterpolationQuality imageInterpolationQuality;
+    bool initialSmoothPixmapTransformHint;
 
     ContextShadow shadow;
@@ -229 +230 @@
     , solidColor(initialSolidColor)
     , imageInterpolationQuality(InterpolationDefault)
+    , initialSmoothPixmapTransformHint(false)
     , painter(p)
     , platformContextIsOwned(false)
@@ -237 +239 @@
     // Use the default the QPainter was constructed with.
     antiAliasingForRectsAndLines = painter->testRenderHint(QPainter::Antialiasing);
+
+    // Used for default image interpolation quality.
+    initialSmoothPixmapTransformHint = painter->testRenderHint(QPainter::SmoothPixmapTransform);
 
     painter->setRenderHint(QPainter::Antialiasing, true);
@@ -1393 +1398 @@
         break;
 
-    case InterpolationDefault:
     case InterpolationMedium:
     case InterpolationHigh:
-    default:
         // use the filter
         m_data->p()->setRenderHint(QPainter::SmoothPixmapTransform, true);
         break;
+
+    case InterpolationDefault:
+    default:
+        m_data->p()->setRenderHint(QPainter::SmoothPixmapTransform, m_data->initialSmoothPixmapTransformHint);
+        break;
     };
 }