| // Copyright 2023 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef ASH_ROUNDED_DISPLAY_ROUNDED_DISPLAY_HOST_H_ |
| #define ASH_ROUNDED_DISPLAY_ROUNDED_DISPLAY_HOST_H_ |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "ash/frame_sink/frame_sink_host.h" |
| #include "ash/rounded_display/rounded_display_gutter.h" |
| #include "base/functional/callback_forward.h" |
| #include "base/memory/weak_ptr.h" |
| |
| namespace viz { |
| class CompositorFrame; |
| } // namespace viz |
| |
| namespace ash { |
| class RoundedDisplayFrameFactory; |
| |
| // Renders the rounded-display mask textures by creating independent |
| // compositor frames and submitting them to the display compositor. |
| class ASH_EXPORT RoundedDisplayHost : public ash::FrameSinkHost { |
| public: |
| using GetGuttersCallback = |
| base::RepeatingCallback<void(std::vector<RoundedDisplayGutter*>&)>; |
| |
| // The callback is used to get RoundedDisplayGutters that are used to paint |
| // mask textures for compositor frames. |
| explicit RoundedDisplayHost(GetGuttersCallback callback); |
| |
| RoundedDisplayHost(const RoundedDisplayHost&) = delete; |
| RoundedDisplayHost& operator=(const RoundedDisplayHost&) = delete; |
| |
| ~RoundedDisplayHost() override; |
| |
| protected: |
| // ash::FrameSinkHost: |
| std::unique_ptr<viz::CompositorFrame> CreateCompositorFrame( |
| const viz::BeginFrameAck& begin_frame_ack, |
| UiResourceManager& resource_manager, |
| bool auto_update, |
| const gfx::Size& last_submitted_frame_size, |
| float last_submitted_frame_dsf) override; |
| |
| private: |
| // This callback is used to get RoundedDisplayGutters that know how to |
| // paint mask textures for rounded corners of a display. |
| GetGuttersCallback get_resource_generator_callback_; |
| |
| // RoundedDisplayHost delegates the work to create and configure compositor |
| // frames to the RoundedDisplayFrameFactory. |
| std::unique_ptr<RoundedDisplayFrameFactory> frame_factory_; |
| |
| base::WeakPtrFactory<RoundedDisplayHost> weak_ptr_factory_{this}; |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_ROUNDED_DISPLAY_ROUNDED_DISPLAY_HOST_H_ |