| // Copyright 2012 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_OUTPUT_SURFACE_CLIENT_H_ |
| #define CC_OUTPUT_OUTPUT_SURFACE_CLIENT_H_ |
| |
| #include "base/callback.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/time/time.h" |
| #include "cc/base/cc_export.h" |
| #include "cc/output/context_provider.h" |
| #include "gpu/command_buffer/common/texture_in_use_response.h" |
| #include "ui/gfx/geometry/rect.h" |
| |
| namespace gfx { |
| class Transform; |
| } |
| |
| namespace cc { |
| |
| class BeginFrameSource; |
| class CompositorFrameAck; |
| struct ManagedMemoryPolicy; |
| |
| class CC_EXPORT OutputSurfaceClient { |
| public: |
| // TODO(enne): Remove this in favor of using SetBeginFrameSource. |
| virtual void CommitVSyncParameters(base::TimeTicks timebase, |
| base::TimeDelta interval) = 0; |
| // Pass the begin frame source for the client to observe. Client does not own |
| // the BeginFrameSource. OutputSurface should call this once after binding to |
| // the client and then call again with a null while detaching. |
| virtual void SetBeginFrameSource(BeginFrameSource* source) = 0; |
| |
| virtual void SetNeedsRedrawRect(const gfx::Rect& damage_rect) = 0; |
| virtual void DidSwapBuffers() = 0; |
| virtual void DidSwapBuffersComplete() = 0; |
| virtual void DidReceiveTextureInUseResponses( |
| const gpu::TextureInUseResponses& responses) = 0; |
| virtual void ReclaimResources(const CompositorFrameAck* ack) = 0; |
| virtual void DidLoseOutputSurface() = 0; |
| virtual void SetExternalTilePriorityConstraints( |
| const gfx::Rect& viewport_rect, |
| const gfx::Transform& transform) = 0; |
| virtual void SetMemoryPolicy(const ManagedMemoryPolicy& policy) = 0; |
| // If set, |callback| will be called subsequent to each new tree activation, |
| // regardless of the compositor visibility or damage. |callback| must remain |
| // valid for the lifetime of the OutputSurfaceClient or until unregisted -- |
| // use SetTreeActivationCallback(base::Closure()) to unregister it. |
| virtual void SetTreeActivationCallback(const base::Closure& callback) = 0; |
| // This allows the output surface to ask its client for a draw. |
| virtual void OnDraw(const gfx::Transform& transform, |
| const gfx::Rect& viewport, |
| const gfx::Rect& clip, |
| bool resourceless_software_draw) = 0; |
| |
| protected: |
| virtual ~OutputSurfaceClient() {} |
| }; |
| |
| } // namespace cc |
| |
| #endif // CC_OUTPUT_OUTPUT_SURFACE_CLIENT_H_ |