Index: ui/gfx/mojo/transform_struct_traits.h |
diff --git a/ui/gfx/mojo/transform_struct_traits.h b/ui/gfx/mojo/transform_struct_traits.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..cdf36489bea48c9c7ffb82475650229464cc0724 |
--- /dev/null |
+++ b/ui/gfx/mojo/transform_struct_traits.h |
@@ -0,0 +1,34 @@ |
+// Copyright 2016 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. |
+ |
+#ifndef UI_GFX_IPC_TRANSFORM_STRUCT_TRAITS_H_ |
+#define UI_GFX_IPC_TRANSFORM_STRUCT_TRAITS_H_ |
+ |
+#include "ui/gfx/mojo/transform.mojom.h" |
+#include "ui/gfx/transform.h" |
+ |
+namespace mojo { |
+ |
+template <> |
+struct StructTraits<gfx::mojom::Transform, gfx::Transform> { |
+ static mojo::Array<float> matrix(const gfx::Transform& transform) { |
+ std::vector<float> storage(16); |
+ transform.matrix().asRowMajorf(&storage[0]); |
+ mojo::Array<float> matrix; |
+ matrix.Swap(&storage); |
+ return matrix; |
+ } |
+ |
+ static bool Read(gfx::mojom::TransformDataView data, gfx::Transform* out) { |
+ mojo::Array<float> matrix; |
+ if (!data.ReadMatrix(&matrix)) |
+ return false; |
+ out->matrix().setRowMajorf(&matrix.storage()[0]); |
+ return true; |
+ } |
+}; |
+ |
+} // namespace mojo |
+ |
+#endif // UI_GFX_IPC_TRANSFORM_STRUCT_TRAITS_H_ |