| // Copyright (c) 2017 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_COMPOSITOR_EXTERNAL_BEGIN_FRAME_CLIENT_H_ |
| #define UI_COMPOSITOR_EXTERNAL_BEGIN_FRAME_CLIENT_H_ |
| |
| #include "components/viz/common/frame_sinks/begin_frame_args.h" |
| #include "ui/compositor/compositor_export.h" |
| |
| namespace ui { |
| |
| class COMPOSITOR_EXPORT ExternalBeginFrameClient { |
| public: |
| virtual ~ExternalBeginFrameClient() {} |
| |
| virtual void OnDisplayDidFinishFrame(const viz::BeginFrameAck& ack) = 0; |
| virtual void OnNeedsExternalBeginFrames(bool needs_begin_frames) = 0; |
| }; |
| |
| } // namespace ui |
| |
| #endif // UI_COMPOSITOR_EXTERNAL_BEGIN_FRAME_CLIENT_H_ |
