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/*
* Copyright 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <cstdint>
#include <optional>
#include "DisplayHardware/DisplayIdentification.h"
#include <compositionengine/Output.h>
namespace android::compositionengine {
struct RenderSurfaceCreationArgs;
struct DisplayColorProfileCreationArgs;
/**
* A display is a composition target which may be backed by a hardware composer
* display device
*/
class Display : public virtual Output {
public:
// Gets the HWC DisplayId for the display if there is one
virtual const std::optional<DisplayId>& getId() const = 0;
// True if the display is secure
virtual bool isSecure() const = 0;
// True if the display is virtual
virtual bool isVirtual() const = 0;
// Releases the use of the HWC display, if any
virtual void disconnect() = 0;
// Creates a render color mode for the display
virtual void createDisplayColorProfile(const DisplayColorProfileCreationArgs&) = 0;
// Creates a render surface for the display
virtual void createRenderSurface(const RenderSurfaceCreationArgs&) = 0;
// Creates a cache to cache duplicate client composition requests and skip
// similar requests if needed.
virtual void createClientCompositionCache(uint32_t cacheSize) = 0;
protected:
~Display() = default;
};
} // namespace android::compositionengine
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