Index: cc/surfaces/display_scheduler.h |
diff --git a/cc/surfaces/display_scheduler.h b/cc/surfaces/display_scheduler.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..faabcbbc8f06b9aa53951132ab514d907b31900e |
--- /dev/null |
+++ b/cc/surfaces/display_scheduler.h |
@@ -0,0 +1,91 @@ |
+// 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_SURFACES_DISPLAY_SCHEDULER_H_ |
+#define CC_SURFACES_DISPLAY_SCHEDULER_H_ |
+ |
+#include "base/cancelable_callback.h" |
+#include "base/memory/ref_counted.h" |
+#include "base/memory/scoped_ptr.h" |
+#include "base/single_thread_task_runner.h" |
+#include "cc/scheduler/begin_frame_source.h" |
+#include "cc/surfaces/surface_id.h" |
+#include "cc/surfaces/surfaces_export.h" |
+ |
+namespace cc { |
+ |
+class OutputSurface; |
+class BeginFrameSource; |
+ |
+// TODO(brianderson): Reconcile with SurfacesScheduler crbug.com/476676 |
+class CC_SURFACES_EXPORT DisplaySchedulerClient { |
+ public: |
+ virtual ~DisplaySchedulerClient() {} |
+ |
+ virtual bool DrawAndSwap() = 0; |
+}; |
+ |
+class CC_SURFACES_EXPORT DisplayScheduler : public BeginFrameObserverMixIn { |
+ public: |
+ DisplayScheduler(DisplaySchedulerClient* client, |
+ BeginFrameSource* begin_frame_source, |
+ scoped_refptr<base::SingleThreadTaskRunner> task_runner, |
+ int max_pending_swaps); |
+ ~DisplayScheduler() override; |
+ |
+ void SetRootSurfaceResourcesLocked(bool locked); |
+ virtual void EntireDisplayDamaged(SurfaceId root_surface_id); |
+ virtual void SurfaceDamaged(SurfaceId surface_id); |
+ |
+ virtual void DidSwapBuffers(); |
+ void DidSwapBuffersComplete(); |
+ |
+ void OutputSurfaceLost(); |
+ |
+ // BeginFrameObserverMixIn implementation |
+ bool OnBeginFrameMixInDelegate(const BeginFrameArgs& args) override; |
+ |
+ protected: |
+ base::TimeTicks DesiredBeginFrameDeadlineTime(); |
+ virtual void ScheduleBeginFrameDeadline(); |
+ void OnBeginFrameDeadline(); |
+ void DrawAndSwap(); |
+ |
+ DisplaySchedulerClient* client_; |
+ BeginFrameSource* begin_frame_source_; |
+ scoped_refptr<base::SingleThreadTaskRunner> task_runner_; |
+ |
+ BeginFrameArgs current_begin_frame_args_; |
+ base::Closure begin_frame_deadline_closure_; |
+ base::CancelableClosure begin_frame_deadline_task_; |
+ base::TimeTicks begin_frame_deadline_task_time_; |
+ |
+ bool output_surface_lost_; |
+ bool root_surface_resources_locked_; |
+ |
+ bool inside_begin_frame_deadline_interval_; |
+ bool needs_draw_; |
+ bool entire_display_damaged_; |
+ bool all_active_child_surfaces_ready_to_draw_; |
+ |
+ int pending_swaps_; |
+ int max_pending_swaps_; |
+ |
+ SurfaceId root_surface_id_; |
+ bool root_surface_damaged_; |
+ bool expect_damage_from_root_surface_; |
+ |
+ std::set<SurfaceId> child_surface_ids_damaged_; |
+ std::set<SurfaceId> child_surface_ids_damaged_prev_; |
+ std::vector<SurfaceId> child_surface_ids_to_expect_damage_from_; |
+ |
+ base::WeakPtrFactory<DisplayScheduler> weak_ptr_factory_; |
+ |
+ private: |
+ DISALLOW_COPY_AND_ASSIGN(DisplayScheduler); |
+}; |
+ |
+} // namespace cc |
+ |
+#endif // CC_SURFACES_DISPLAY_SCHEDULER_H_ |