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/*
* Copyright (C) 2012 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.
*/
#ifndef ANDROID_SF_CLIENT_H
#define ANDROID_SF_CLIENT_H
#include <stdint.h>
#include <sys/types.h>
#include <utils/Errors.h>
#include <utils/KeyedVector.h>
#include <utils/Mutex.h>
#include <gui/ISurfaceComposerClient.h>
namespace android {
class Layer;
class SurfaceFlinger;
class Client : public BnSurfaceComposerClient
{
public:
explicit Client(const sp<SurfaceFlinger>& flinger);
~Client() = default;
status_t initCheck() const;
// protected by SurfaceFlinger::mStateLock
void attachLayer(const sp<IBinder>& handle, const sp<Layer>& layer);
void detachLayer(const Layer* layer);
sp<Layer> getLayerUser(const sp<IBinder>& handle) const;
private:
// ISurfaceComposerClient interface
virtual status_t createSurface(const String8& name, uint32_t w, uint32_t h, PixelFormat format,
uint32_t flags, const sp<IBinder>& parent,
LayerMetadata metadata, sp<IBinder>* handle,
sp<IGraphicBufferProducer>* gbp, int32_t* outLayerId,
uint32_t* outTransformHint = nullptr);
virtual status_t createWithSurfaceParent(const String8& name, uint32_t w, uint32_t h,
PixelFormat format, uint32_t flags,
const sp<IGraphicBufferProducer>& parent,
LayerMetadata metadata, sp<IBinder>* handle,
sp<IGraphicBufferProducer>* gbp, int32_t* outLayerId,
uint32_t* outTransformHint = nullptr);
status_t mirrorSurface(const sp<IBinder>& mirrorFromHandle, sp<IBinder>* handle,
int32_t* outLayerId);
virtual status_t clearLayerFrameStats(const sp<IBinder>& handle) const;
virtual status_t getLayerFrameStats(const sp<IBinder>& handle, FrameStats* outStats) const;
// constant
sp<SurfaceFlinger> mFlinger;
// protected by mLock
DefaultKeyedVector< wp<IBinder>, wp<Layer> > mLayers;
// thread-safe
mutable Mutex mLock;
};
}; // namespace android
#endif // ANDROID_SF_CLIENT_H
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