Added code to support the setUseAntialiasing() method, which is invoked

when an object is specified with shape-rendering="crispEdges"

Review URL: http://codereview.chromium.org/1830

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@2061 0039d316-1c4b-4281-b951-d872f2087c98

3 files changed, 9 insertions, 3 deletions

diff --git a/webkit/port/platform/graphics/GraphicsContextSkia.cpp b/webkit/port/platform/graphics/GraphicsContextSkia.cpp
index e169a1d..90eb7ea 100644
--- a/webkit/port/platform/graphics/GraphicsContextSkia.cpp
+++ b/webkit/port/platform/graphics/GraphicsContextSkia.cpp
@@ -24,7 +24,6 @@
 #include "Assertions.h"
 #include "AffineTransform.h"
 #include "NativeImageSkia.h"
-#include "NotImplemented.h"
 #include "SkBlurDrawLooper.h"
 #include "SkCornerPathEffect.h"
 #include "SkiaUtils.h"
@@ -1297,7 +1296,7 @@ void GraphicsContext::setUseAntialiasing(bool enable)
 {
     if (paintingDisabled())
         return;
-    notImplemented();
+    m_data->setUseAntialiasing(enable);
 }
 
 void GraphicsContext::setShouldDelete(bool should_delete)
diff --git a/webkit/port/platform/graphics/SkPaintContext.cpp b/webkit/port/platform/graphics/SkPaintContext.cpp
index 57c8f4c..4bf8cd1 100644
--- a/webkit/port/platform/graphics/SkPaintContext.cpp
+++ b/webkit/port/platform/graphics/SkPaintContext.cpp
@@ -66,6 +66,7 @@ struct SkPaintContext::State {
   StrokeStyle         mStrokeStyle;
   SkColor             mStrokeColor;
   float               mStrokeThickness;
+  bool                mUseAntialiasing;
 
   SkDashPathEffect*   mDash;
   SkShader*           mGradient;
@@ -84,6 +85,7 @@ struct SkPaintContext::State {
         mStrokeStyle(SolidStroke),
         mStrokeColor(0x0FF000000),
         mStrokeThickness(0),
+        mUseAntialiasing(true),
         mDash(NULL),
         mGradient(NULL),
         mPattern(NULL) {
@@ -189,7 +191,7 @@ void SkPaintContext::setup_paint_common(SkPaint* paint) const {
   }
 #endif
 
-  paint->setAntiAlias(true);
+  paint->setAntiAlias(state_->mUseAntialiasing);
   paint->setPorterDuffXfermode(state_->mPorterDuffMode);
   paint->setLooper(state_->mLooper);
 
@@ -295,6 +297,10 @@ void SkPaintContext::setStrokeThickness(float thickness) {
   state_->mStrokeThickness = thickness;
 }
 
+void SkPaintContext::setUseAntialiasing(bool enable) {
+  state_->mUseAntialiasing = enable;
+}
+
 SkColor SkPaintContext::fillColor() const {
   return state_->mFillColor;
 }
diff --git a/webkit/port/platform/graphics/SkPaintContext.h b/webkit/port/platform/graphics/SkPaintContext.h
index f068e50..0d7aaae 100644
--- a/webkit/port/platform/graphics/SkPaintContext.h
+++ b/webkit/port/platform/graphics/SkPaintContext.h
@@ -65,6 +65,7 @@ class SkPaintContext {
   void setStrokeStyle(StrokeStyle strokestyle);
   void setStrokeColor(SkColor strokecolor);
   void setStrokeThickness(float thickness);
+  void setUseAntialiasing(bool enable);
 
   void beginPath();
   void addPath(const SkPath& path);