/* * Copyright (c) 2023 Huawei Device Co., Ltd. * 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 OHOS_HDI_DISPLAY_V1_1_IDISPLAY_BUFFER_H #define OHOS_HDI_DISPLAY_V1_1_IDISPLAY_BUFFER_H #include "v1_0/include/idisplay_buffer.h" namespace OHOS { namespace HDI { namespace Display { namespace Buffer { namespace V1_1 { class IDisplayBuffer : public V1_0::IDisplayBuffer { public: virtual ~IDisplayBuffer() = default; /** * @brief Obtains all interfaces of IDisplayBuffer. * * @return Returns IDisplayBuffer* if the operation is successful; returns an null point otherwise. * @since 4.0 * @version 1.0 */ static IDisplayBuffer *Get(); virtual int32_t RegisterBuffer(const BufferHandle& handle) = 0; virtual int32_t SetMetadata(const BufferHandle& handle, uint32_t key, const std::vector& value) = 0; virtual int32_t GetMetadata(const BufferHandle& handle, uint32_t key, std::vector& value) = 0; virtual int32_t ListMetadataKeys(const BufferHandle& handle, std::vector& keys) = 0; virtual int32_t EraseMetadataKey(const BufferHandle& handle, uint32_t key) = 0; }; } // namespace V1_1 } // namespace Buffer } // namespace Display } // namespace HDI } // namespace OHOS #endif // OHOS_HDI_DISPLAY_V1_1_IDISPLAY_BUFFER_H