cc/output/overlay_strategy_single_on_top.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CC_OUTPUT_OVERLAY_STRATEGY_SINGLE_ON_TOP_H_
   6 #define CC_OUTPUT_OVERLAY_STRATEGY_SINGLE_ON_TOP_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "cc/base/cc_export.h"
  11 #include "cc/output/overlay_candidate.h"
  12 #include "cc/output/overlay_processor.h"
  13 #include "cc/output/overlay_strategy_common.h"
  14 #include "cc/quads/render_pass.h"
  15
  16 namespace cc {
  17 class StreamVideoDrawQuad;
  18 class TextureDrawQuad;
  19
  20 class CC_EXPORT OverlayStrategySingleOnTop
  21     : public OverlayStrategyCommonDelegate {
  22  public:
  23   OverlayStrategySingleOnTop() {}
  24   ~OverlayStrategySingleOnTop() override;
  25
  26   OverlayResult TryOverlay(OverlayCandidateValidator* capability_checker,
  27                            RenderPassList* render_passes_in_draw_order,
  28                            OverlayCandidateList* candidate_list,
  29                            const OverlayCandidate& candidate,
  30                            QuadList::Iterator* candidate_iterator,
  31                            float device_scale_factor) override;
  32
  33  private:
  34   DISALLOW_COPY_AND_ASSIGN(OverlayStrategySingleOnTop);
  35 };
  36
  37 }  // namespace cc
  38
  39 #endif  // CC_OUTPUT_OVERLAY_STRATEGY_SINGLE_ON_TOP_H_