cc: Fork OverlayCandidate to CALayerOverlay

cc/output/ca_layer_overlay.h

+// Copyright 2015 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 CC_OUTPUT_CA_LAYER_OVERLAY_H_
+#define CC_OUTPUT_CA_LAYER_OVERLAY_H_
+
+#include "cc/quads/render_pass.h"
+#include "third_party/skia/include/core/SkColor.h"
+#include "third_party/skia/include/utils/SkMatrix44.h"
+#include "ui/gfx/geometry/rect_f.h"
+
+namespace cc {
+
+class DrawQuad;
+class ResourceProvider;
+
+class CC_EXPORT CALayerOverlay {
+ public:
+  CALayerOverlay();
+  ~CALayerOverlay();
+
+  // Texture that corresponds to an IOSurface to set as the content of the
+  // CALayer. If this is 0 then the CALayer is a solid color.
+  unsigned contents_resource_id;
+  // The contents rect property for the CALayer.
+  gfx::RectF contents_rect;
+  // The opacity property for the CAayer.
+  float opacity;
+  // The background color property for the CALayer.
+  SkColor background_color;
+  // The bounds for the CALayer in pixels.
+  gfx::SizeF bounds_size;
+  // The transform to apply to the CALayer.
+  SkMatrix44 transform;
+};
+
+typedef std::vector<CALayerOverlay> CALayerOverlayList;
+
+// Returns true if all quads in the root render pass have been replaced by
+// CALayerOverlays.
+bool ProcessForCALayerOverlays(ResourceProvider* resource_provider,
+                               const gfx::RectF& display_rect,
+                               const QuadList& quad_list,
+                               CALayerOverlayList* ca_layer_overlays);
+
+}  // namespace cc
+
+#endif  // CC_OUTPUT_CA_LAYER_OVERLAY_H_