| // Copyright 2014 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 CONTENT_RENDERER_CHILD_FRAME_COMPOSITING_HELPER_H_ |
| #define CONTENT_RENDERER_CHILD_FRAME_COMPOSITING_HELPER_H_ |
| |
| #include <stdint.h> |
| |
| #include <memory> |
| #include <string> |
| #include <vector> |
| |
| #include "base/macros.h" |
| #include "cc/layers/surface_layer.h" |
| #include "components/viz/common/surfaces/surface_id.h" |
| #include "content/common/content_export.h" |
| |
| namespace gfx { |
| class Size; |
| } |
| |
| namespace viz { |
| class SurfaceId; |
| } |
| |
| namespace content { |
| |
| class ChildFrameCompositor; |
| |
| class CONTENT_EXPORT ChildFrameCompositingHelper { |
| public: |
| explicit ChildFrameCompositingHelper( |
| ChildFrameCompositor* child_frame_compositor); |
| |
| virtual ~ChildFrameCompositingHelper(); |
| |
| void SetPrimarySurfaceId(const viz::SurfaceId& surface_id, |
| const gfx::Size& frame_size_in_dip, |
| const cc::DeadlinePolicy& deadline); |
| void SetFallbackSurfaceId(const viz::SurfaceId& surface_id, |
| const gfx::Size& frame_size_in_dip); |
| void UpdateVisibility(bool visible); |
| void ChildFrameGone(const gfx::Size& frame_size_in_dip, |
| float device_scale_factor); |
| |
| const viz::SurfaceId& primary_surface_id() const { |
| return primary_surface_id_; |
| } |
| |
| const viz::SurfaceId& fallback_surface_id() const { |
| return fallback_surface_id_; |
| } |
| |
| private: |
| ChildFrameCompositor* const child_frame_compositor_; |
| viz::SurfaceId primary_surface_id_; |
| viz::SurfaceId fallback_surface_id_; |
| scoped_refptr<cc::SurfaceLayer> surface_layer_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ChildFrameCompositingHelper); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_RENDERER_CHILD_FRAME_COMPOSITING_HELPER_H_ |