android13/packages/services/Car/cpp/evs/manager/1.1/HalDisplay.h

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3.0 KiB
C++

/*
* Copyright (C) 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.
*/
#ifndef CPP_EVS_MANAGER_1_1_HALDISPLAY_H_
#define CPP_EVS_MANAGER_1_1_HALDISPLAY_H_
#include <android/hardware/automotive/evs/1.1/IEvsDisplay.h>
#include <android/hardware/automotive/evs/1.1/types.h>
#include <limits>
namespace android::automotive::evs::V1_1::implementation {
// TODO(129284474): This class has been defined to wrap the IEvsDisplay object the driver
// returns because of b/129284474 and represents an EVS display to the client
// application. With a proper bug fix, we may remove this class and update the
// manager directly to use the IEvsDisplay object the driver provides.
class HalDisplay : public ::android::hardware::automotive::evs::V1_1::IEvsDisplay {
public:
explicit HalDisplay(sp<::android::hardware::automotive::evs::V1_0::IEvsDisplay> display,
int32_t port = std::numeric_limits<int32_t>::min());
virtual ~HalDisplay();
inline void shutdown();
sp<::android::hardware::automotive::evs::V1_0::IEvsDisplay> getHwDisplay();
// Methods from ::android::hardware::automotive::evs::V1_0::IEvsDisplay follow.
::android::hardware::Return<void> getDisplayInfo(getDisplayInfo_cb _hidl_cb) override;
::android::hardware::Return<::android::hardware::automotive::evs::V1_0::EvsResult>
setDisplayState(::android::hardware::automotive::evs::V1_0::DisplayState state) override;
::android::hardware::Return<::android::hardware::automotive::evs::V1_0::DisplayState>
getDisplayState() override;
::android::hardware::Return<void> getTargetBuffer(getTargetBuffer_cb _hidl_cb) override;
::android::hardware::Return<::android::hardware::automotive::evs::V1_0::EvsResult>
returnTargetBufferForDisplay(
const ::android::hardware::automotive::evs::V1_0::BufferDesc& buffer) override;
// Methods from ::android::hardware::automotive::evs::V1_1::IEvsDisplay follow.
::android::hardware::Return<void> getDisplayInfo_1_1(getDisplayInfo_1_1_cb _info_cb) override;
// ::android::hardware::Returns a string showing the current status
std::string toString(const char* indent = "");
private:
sp<::android::hardware::automotive::evs::V1_0::IEvsDisplay>
mHwDisplay; // The low level display interface that backs this proxy
int32_t mId; // Display identifier
};
} // namespace android::automotive::evs::V1_1::implementation
#endif // CPP_EVS_MANAGER_1_1_HALDISPLAY_H_