1/*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#ifndef OHOS_HDI_DISPLAY_V1_1_IDISPLAY_BUFFER_H
17#define OHOS_HDI_DISPLAY_V1_1_IDISPLAY_BUFFER_H
18
19#include "v1_0/include/idisplay_buffer.h"
20
21namespace OHOS {
22namespace HDI {
23namespace Display {
24namespace Buffer {
25namespace V1_1 {
26class IDisplayBuffer : public V1_0::IDisplayBuffer {
27public:
28    virtual ~IDisplayBuffer() = default;
29
30    /**
31     * @brief Obtains all interfaces of IDisplayBuffer.
32     *
33     * @return Returns <b>IDisplayBuffer*</b> if the operation is successful; returns an null point otherwise.
34     * @since 4.0
35     * @version 1.0
36     */
37    static IDisplayBuffer *Get();
38    virtual int32_t RegisterBuffer(const BufferHandle& handle) = 0;
39    virtual int32_t SetMetadata(const BufferHandle& handle, uint32_t key, const std::vector<uint8_t>& value) = 0;
40    virtual int32_t GetMetadata(const BufferHandle& handle, uint32_t key, std::vector<uint8_t>& value) = 0;
41    virtual int32_t ListMetadataKeys(const BufferHandle& handle, std::vector<uint32_t>& keys) = 0;
42    virtual int32_t EraseMetadataKey(const BufferHandle& handle, uint32_t key) = 0;
43};
44} // namespace V1_1
45} // namespace Buffer
46} // namespace Display
47} // namespace HDI
48} // namespace OHOS
49
50#endif // OHOS_HDI_DISPLAY_V1_1_IDISPLAY_BUFFER_H
51