1 files changed, 37 insertions, 0 deletions
diff --git a/gfx/layers/client/ClientCanvasRenderer.cpp b/gfx/layers/client/ClientCanvasRenderer.cpp
new file mode 100644
index 0000000000..f9b99fb4f8
--- /dev/null
+++ b/gfx/layers/client/ClientCanvasRenderer.cpp
@@ -0,0 +1,37 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "ClientCanvasRenderer.h"
+
+#include "ClientCanvasLayer.h"
+
+namespace mozilla {
+namespace layers {
+
+CompositableForwarder* ClientCanvasRenderer::GetForwarder() {
+  return mLayer->Manager()->AsShadowForwarder();
+}
+
+bool ClientCanvasRenderer::CreateCompositable() {
+  if (!mCanvasClient) {
+    auto compositableFlags = TextureFlags::NO_FLAGS;
+    if (!mData.mIsAlphaPremult) {
+      // WR needs this flag marked on the compositable, not just the texture.
+      compositableFlags |= TextureFlags::NON_PREMULTIPLIED;
+    }
+    mCanvasClient = new CanvasClient(GetForwarder(), compositableFlags);
+
+    if (mLayer->HasShadow()) {
+      mCanvasClient->Connect();
+      GetForwarder()->AsLayerForwarder()->Attach(mCanvasClient, mLayer);
+    }
+  }
+
+  return true;
+}
+
+}  // namespace layers
+}  // namespace mozilla