/*
 * Copyright (c) 2021 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.
 */

#include "hdi_composer.h"
#include "hdi_video_composition.h"

namespace OHOS {
namespace HDI {
namespace DISPLAY {
HdiComposer::HdiComposer(std::unique_ptr<HdiComposition> pre, std::unique_ptr<HdiComposition> post)
{
    preComp_.emplace_back(std::move(pre));
    postComp_.emplace_back(std::move(post));
    auto videoComp = std::make_unique<HdiVideoComposition>();
    if (videoComp != nullptr) {
        if (videoComp->Init() == DISPLAY_SUCCESS) {
            AddPostComp(std::move(videoComp));
        }
    }
}

int32_t HdiComposer::Prepare(std::vector<HdiLayer *> &layers, HdiLayer &clientLayer)
{
    DISPLAY_LOGD();
    int32_t ret;
    for (auto& composition : postComp_) {
        ret = composition->SetLayers(layers, clientLayer);
        DISPLAY_CHK_RETURN((ret != DISPLAY_SUCCESS), DISPLAY_FAILURE, DISPLAY_LOGE("post composition prepare failed"));
    }

    for (auto& composition : preComp_) {
        ret = composition->SetLayers(layers, clientLayer);
        DISPLAY_CHK_RETURN((ret != DISPLAY_SUCCESS), DISPLAY_FAILURE, DISPLAY_LOGE("pre composition prepare failed"));
    }

    return DISPLAY_SUCCESS;
}

int32_t HdiComposer::Commit(bool modeSet)
{
    DISPLAY_LOGD();
    int32_t ret;
    for (auto& composition : preComp_) {
        ret = composition->Apply(modeSet);
        DISPLAY_CHK_RETURN((ret != DISPLAY_SUCCESS), DISPLAY_FAILURE, DISPLAY_LOGE("pre composition prepare failed"));
    }

    for (auto& composition : postComp_) {
        ret = composition->Apply(modeSet);
        DISPLAY_CHK_RETURN((ret != DISPLAY_SUCCESS), DISPLAY_FAILURE, DISPLAY_LOGE("post composition prepare failed"));
    }
    return DISPLAY_SUCCESS;
}
} // OHOS
} // HDI
} // DISPLAY