diff options
Diffstat (limited to 'chromium/cc/output/overlay_processor.cc')
-rw-r--r-- | chromium/cc/output/overlay_processor.cc | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/chromium/cc/output/overlay_processor.cc b/chromium/cc/output/overlay_processor.cc new file mode 100644 index 00000000000..c13a6cfded1 --- /dev/null +++ b/chromium/cc/output/overlay_processor.cc @@ -0,0 +1,45 @@ +// 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 |