1/*
2 * Copyright (c) 2021 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 HDI_COMPOSER_H
17#define HDI_COMPOSER_H
18#include <vector>
19#include <memory>
20#include "hdi_layer.h"
21
22namespace OHOS {
23namespace HDI {
24namespace DISPLAY {
25class HdiComposition {
26public:
27    HdiComposition() {}
28    virtual int32_t Init()
29    {
30        return DISPLAY_SUCCESS;
31    };
32    virtual int32_t SetLayers(std::vector<HdiLayer *> &layers, HdiLayer &clientLayer)
33    {
34        return DISPLAY_SUCCESS;
35    }
36    virtual int32_t Apply(bool modeSet)
37    {
38        return DISPLAY_SUCCESS;
39    }
40    virtual ~HdiComposition() {}
41
42protected:
43    std::vector<HdiLayer *> mCompLayers;
44};
45
46class HdiComposer {
47public:
48    HdiComposer(std::unique_ptr<HdiComposition> pre, std::unique_ptr<HdiComposition> post);
49    virtual ~HdiComposer() {};
50    int32_t Prepare(std::vector<HdiLayer *> &layers, HdiLayer &clientLayer);
51    int32_t Commit(bool modeSet);
52    HdiComposition *GetPreCompostion()
53    {
54        return mPreComp.get();
55    }
56    HdiComposition *GetPostCompostion()
57    {
58        return mPostComp.get();
59    }
60
61private:
62    std::unique_ptr<HdiComposition> mPreComp;
63    std::unique_ptr<HdiComposition> mPostComp;
64};
65} // namespace OHOS
66} // namespace HDI
67} // namespace DISPLAY
68
69#endif // HDI_COMPOSER_H