android13/packages/services/Car/cpp/evs/manager/aidl/include/HalDisplay.h

61 lines
2.4 KiB
C++

/*
* Copyright (C) 2022 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 CPP_EVS_MANAGER_AIDL_INCLUDE_HALDISPLAY_H
#define CPP_EVS_MANAGER_AIDL_INCLUDE_HALDISPLAY_H
#include <aidl/android/hardware/automotive/evs/BnEvsDisplay.h>
#include <aidl/android/hardware/automotive/evs/BufferDesc.h>
#include <aidl/android/hardware/automotive/evs/DisplayDesc.h>
#include <aidl/android/hardware/automotive/evs/DisplayState.h>
#include <limits>
namespace aidl::android::automotive::evs::implementation {
inline constexpr int32_t kInvalidDisplayId = std::numeric_limits<int32_t>::min();
namespace aidlevs = ::aidl::android::hardware::automotive::evs;
class HalDisplay : public ::aidl::android::hardware::automotive::evs::BnEvsDisplay {
public:
// Methods from ::aidl::android::hardware::automotive::evs::IEvsDisplay follow.
::ndk::ScopedAStatus getDisplayInfo(aidlevs::DisplayDesc* _aidl_return) override;
::ndk::ScopedAStatus getDisplayState(aidlevs::DisplayState* _aidl_return) override;
::ndk::ScopedAStatus getTargetBuffer(aidlevs::BufferDesc* _aidl_return) override;
::ndk::ScopedAStatus returnTargetBufferForDisplay(const aidlevs::BufferDesc& buffer) override;
::ndk::ScopedAStatus setDisplayState(aidlevs::DisplayState state) override;
explicit HalDisplay(std::shared_ptr<aidlevs::IEvsDisplay> display,
int32_t port = kInvalidDisplayId);
virtual ~HalDisplay();
inline void shutdown();
std::shared_ptr<aidlevs::IEvsDisplay> getHwDisplay();
// Returns a string showing the current status
std::string toString(const char* indent = "");
private:
// The low level display interface that backs this proxy
std::shared_ptr<aidlevs::IEvsDisplay> mHwDisplay;
int32_t mId; // Display identifier
};
} // namespace aidl::android::automotive::evs::implementation
#endif // CPP_EVS_MANAGER_AIDL_INCLUDE_HALDISPLAY_H