add drawData() to canvas, to record data blobs

git-svn-id: http://skia.googlecode.com/svn/trunk@452 2bbb7eff-a529-9590-31e7-b0007b416f81

1 files changed, 4 insertions, 0 deletions

diff --git a/src/core/SkCanvas.cpp b/src/core/SkCanvas.cpp
index 0bf0614264..a5529af633 100644
--- a/src/core/SkCanvas.cpp
+++ b/src/core/SkCanvas.cpp
@@ -1239,6 +1239,10 @@ void SkCanvas::drawVertices(VertexMode vmode, int vertexCount,
     ITER_END
 }
 
+void SkCanvas::drawData(const void* data, size_t length) {
+    // do nothing. Subclasses may do something with the data
+}
+
 //////////////////////////////////////////////////////////////////////////////
 // These methods are NOT virtual, and therefore must call back into virtual
 // methods, rather than actually drawing themselves.