| // Copyright 2014 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. |
| |
| #include "cc/output/overlay_processor.h" |
| |
| #include "cc/output/output_surface.h" |
| #include "cc/output/overlay_strategy_single_on_top.h" |
| #include "cc/quads/draw_quad.h" |
| #include "cc/quads/texture_draw_quad.h" |
| #include "ui/gfx/rect_conversions.h" |
| #include "ui/gfx/transform.h" |
| |
| namespace cc { |
| |
| OverlayProcessor::OverlayProcessor(OutputSurface* surface, |
| ResourceProvider* resource_provider) |
| : surface_(surface), resource_provider_(resource_provider) {} |
| |
| void OverlayProcessor::Initialize() { |
| DCHECK(surface_); |
| if (!resource_provider_) |
| return; |
| |
| OverlayCandidateValidator* candidates = |
| surface_->overlay_candidate_validator(); |
| if (candidates) { |
| strategies_.push_back(scoped_ptr<Strategy>( |
| new OverlayStrategySingleOnTop(candidates, resource_provider_))); |
| } |
| } |
| |
| OverlayProcessor::~OverlayProcessor() {} |
| |
| void OverlayProcessor::ProcessForOverlays( |
| RenderPassList* render_passes_in_draw_order, |
| OverlayCandidateList* candidate_list) { |
| for (StrategyList::iterator it = strategies_.begin(); it != strategies_.end(); |
| ++it) { |
| if ((*it)->Attempt(render_passes_in_draw_order, candidate_list)) |
| return; |
| } |
| } |
| |
| } // namespace cc |