* Copyright (c) 2025 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_3_DISPLAY_CMD_REQUESTER_H
#define OHOS_HDI_DISPLAY_V1_3_DISPLAY_CMD_REQUESTER_H
#include "v1_2/display_command/display_cmd_requester.h"
#include "v1_3/display_command/display_cmd_utils.h"
#include "v1_3/display_composer_type.h"
#include "v1_3/idisplay_composer.h"
namespace OHOS {
namespace HDI {
namespace Display {
namespace Composer {
namespace V1_3 {
using namespace OHOS::HDI::Base;
template <typename Transfer, typename CompHdi>
class DisplayCmdRequester : public V1_2::DisplayCmdRequester<Transfer, CompHdi> {
public:
DisplayCmdRequester(sptr<CompHdi> hdi) : BaseType1_2(hdi) {}
static std::unique_ptr<DisplayCmdRequester> Create(sptr<CompHdi> hdi)
{
DISPLAY_CHK_RETURN(hdi == nullptr, nullptr, HDF_LOGE("%{public}s: hdi is nullptr", __func__));
auto requester = std::make_unique<DisplayCmdRequester>(hdi);
DISPLAY_CHK_RETURN(requester == nullptr, nullptr,
HDF_LOGE("%{public}s: CmdRequester is nullptr", __func__));
auto ret = requester->Init(CmdUtils::INIT_ELEMENT_COUNT);
if (ret != HDF_SUCCESS) {
HDF_LOGE("DisplayCmdRequester init failed");
return nullptr;
}
return requester;
}
private:
using BaseType1_2 = V1_2::DisplayCmdRequester<Transfer, CompHdi>;
};
using HdiDisplayCmdRequester = V1_3::DisplayCmdRequester<SharedMemQueue<int32_t>, V1_3::IDisplayComposer>;
}
}
}
}
}
#endif