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| 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 #include "cc/output/overlay_processor.h" | |
| 6 | |
| 7 #include "cc/output/output_surface.h" | |
| 8 #include "cc/output/overlay_strategy_single_on_top.h" | |
| 9 #include "ui/gfx/geometry/rect_conversions.h" | |
| 10 #include "ui/gfx/transform.h" | |
| 11 | |
| 12 namespace cc { | |
| 13 | |
| 14 OverlayProcessor::OverlayProcessor(OutputSurface* surface, | |
| 15 ResourceProvider* resource_provider) | |
| 16 : surface_(surface), resource_provider_(resource_provider) {} | |
| 17 | |
| 18 void OverlayProcessor::Initialize() { | |
| 19 DCHECK(surface_); | |
| 20 if (!resource_provider_) | |
| 21 return; | |
| 22 | |
| 23 OverlayCandidateValidator* candidates = | |
| 24 surface_->overlay_candidate_validator(); | |
| 25 if (candidates) { | |
| 26 strategies_.push_back(scoped_ptr<Strategy>( | |
| 27 new OverlayStrategySingleOnTop(candidates, resource_provider_))); | |
| 28 } | |
| 29 } | |
| 30 | |
| 31 OverlayProcessor::~OverlayProcessor() {} | |
| 32 | |
| 33 void OverlayProcessor::ProcessForOverlays( | |
| 34 RenderPassList* render_passes_in_draw_order, | |
| 35 OverlayCandidateList* candidate_list) { | |
| 36 for (StrategyList::iterator it = strategies_.begin(); it != strategies_.end(); | |
| 37 ++it) { | |
| 38 if ((*it)->Attempt(render_passes_in_draw_order, candidate_list)) | |
| 39 return; | |
| 40 } | |
| 41 } | |
| 42 | |
| 43 } // namespace cc | |
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