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// Copyright 2017 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 COMPONENTS_VIZ_SERVICE_DISPLAY_OVERLAY_STRATEGY_UNDERLAY_CAST_H_
#define COMPONENTS_VIZ_SERVICE_DISPLAY_OVERLAY_STRATEGY_UNDERLAY_CAST_H_
#include "base/callback.h"
#include "base/macros.h"
#include "components/viz/service/display/overlay_strategy_underlay.h"
#include "components/viz/service/viz_service_export.h"
#include "ui/gfx/overlay_transform.h"
namespace viz {
class OverlayCandidateValidator;
// Similar to underlay strategy plus Cast-specific handling of content bounds.
class VIZ_SERVICE_EXPORT OverlayStrategyUnderlayCast
: public OverlayStrategyUnderlay {
public:
explicit OverlayStrategyUnderlayCast(
OverlayCandidateValidator* capability_checker);
~OverlayStrategyUnderlayCast() override;
bool Attempt(const SkMatrix44& output_color_matrix,
DisplayResourceProvider* resource_provider,
RenderPass* render_pass,
OverlayCandidateList* candidate_list,
std::vector<gfx::Rect>* content_bounds) override;
// Callback that's made whenever an overlay quad is processed in the
// compositor. Used to allow hardware video plane to be positioned to match
// compositor hole.
using OverlayCompositedCallback =
base::RepeatingCallback<void(const gfx::RectF&, gfx::OverlayTransform)>;
static void SetOverlayCompositedCallback(const OverlayCompositedCallback& cb);
OverlayProcessor::StrategyType GetUMAEnum() const override;
private:
// Keep track if an overlay is being used on the previous frame.
bool is_using_overlay_ = false;
DISALLOW_COPY_AND_ASSIGN(OverlayStrategyUnderlayCast);
};
} // namespace viz
#endif // COMPONENTS_VIZ_SERVICE_DISPLAY_OVERLAY_STRATEGY_UNDERLAY_CAST_H_
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