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authorTeng-Hui Zhu <ztenghui@google.com>2011-07-11 16:19:45 -0700
committerAndroid (Google) Code Review <android-gerrit@google.com>2011-07-11 16:19:45 -0700
commitad1bc825197d7f62d2a8d06d3b56fdc5f9c458b9 (patch)
tree461b511d9e80af2c863f3b370659b46fffca9126 /Source/WebCore
parent82a9205099b518893ebaa7dce8e91629fece56ec (diff)
parent73798658e8ef393934cf8f1d8a69a971d497c0b7 (diff)
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Merge "Clear up the bitmap with white color at initial time"
Diffstat (limited to 'Source/WebCore')
-rw-r--r--Source/WebCore/platform/graphics/android/RasterRenderer.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/Source/WebCore/platform/graphics/android/RasterRenderer.cpp b/Source/WebCore/platform/graphics/android/RasterRenderer.cpp
index dc35cdd..35fc35a 100644
--- a/Source/WebCore/platform/graphics/android/RasterRenderer.cpp
+++ b/Source/WebCore/platform/graphics/android/RasterRenderer.cpp
@@ -90,6 +90,10 @@ void RasterRenderer::setupCanvas(const TileRenderInfo& renderInfo, SkCanvas* can
renderInfo.invalRect->width(), renderInfo.invalRect->height());
bitmap.allocPixels();
+ // Clear the bitmap to whiteness first.
+ bitmap.setIsOpaque(true);
+ bitmap.eraseARGB(255, 255, 255, 255);
+
SkDevice* device = new SkDevice(NULL, bitmap, false);
if (renderInfo.measurePerf) {