Deferred canvas can now be flushed if an image is beyond a certain size to avoid a costly image copy.

BUG=http://code.google.com/p/chromium/issues/detail?id=137924
TEST=TestDeferredCanvasBitmapSizeThreshold unit test
Review URL: https://codereview.appspot.com/6852071

git-svn-id: http://skia.googlecode.com/svn/trunk@6527 2bbb7eff-a529-9590-31e7-b0007b416f81

1 files changed, 6 insertions, 0 deletions

diff --git a/include/utils/SkDeferredCanvas.h b/include/utils/SkDeferredCanvas.h
index 97848f1129..4686d000b9 100644
--- a/include/utils/SkDeferredCanvas.h
+++ b/include/utils/SkDeferredCanvas.h
@@ -116,6 +116,12 @@ public:
     size_t freeMemoryIfPossible(size_t bytesToFree);
 
     /**
+     * Specifies the maximum size (in bytes) allowed for a given image to be
+     * rendered using the deferred canvas.
+     */
+    void setBitmapSizeThreshold(size_t sizeThreshold);
+
+    /**
      * Executes all pending commands without drawing
      */
     void silentFlush();