aura: Use platform independent canvas by default.

BUG=111587
TEST=none


Review URL: http://codereview.chromium.org/9722032

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@128039 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 41 insertions, 0 deletions

diff --git a/skia/ext/platform_canvas_skia.cc b/skia/ext/platform_canvas_skia.cc
new file mode 100644
index 0000000..8551792
--- /dev/null
+++ b/skia/ext/platform_canvas_skia.cc
@@ -0,0 +1,41 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "skia/ext/platform_canvas.h"
+
+#include "base/debug/trace_event.h"
+#include "skia/ext/bitmap_platform_device.h"
+
+namespace skia {
+
+PlatformCanvas::PlatformCanvas(int width, int height, bool is_opaque) {
+  TRACE_EVENT2("skia", "PlatformCanvas::PlatformCanvas",
+               "width", width, "height", height);
+  if (!initialize(width, height, is_opaque))
+    SK_CRASH();
+}
+
+PlatformCanvas::PlatformCanvas(int width, int height, bool is_opaque,
+                               uint8_t* data) {
+  TRACE_EVENT2("skia", "PlatformCanvas::PlatformCanvas",
+               "width", width, "height", height);
+  if (!initialize(width, height, is_opaque, data))
+    SK_CRASH();
+}
+
+PlatformCanvas::~PlatformCanvas() {
+}
+
+bool PlatformCanvas::initialize(int width, int height, bool is_opaque,
+                                uint8_t* data) {
+  // Use platform specific device for data.
+  if (data)
+    return initializeWithDevice(BitmapPlatformDevice::Create(
+        width, height, is_opaque, data));
+
+  return initializeWithDevice(new SkDevice(
+      SkBitmap::kARGB_8888_Config, width, height, is_opaque));
+}
+
+}  // namespace skia