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_COMPOSER_V1_1_IMODECALLBACK_H 17#define OHOS_HDI_DISPLAY_COMPOSER_V1_1_IMODECALLBACK_H 18 19#include <stdint.h> 20#include <hdf_base.h> 21#include <hdi_base.h> 22#include "display/composer/v1_1/display_composer_type.h" 23 24#ifndef HDI_BUFF_MAX_SIZE 25#define HDI_BUFF_MAX_SIZE (1024 * 200) 26#endif 27 28#ifndef HDI_CHECK_VALUE_RETURN 29#define HDI_CHECK_VALUE_RETURN(lv, compare, rv, ret) do { \ 30 if ((lv) compare (rv)) { \ 31 return ret; \ 32 } \ 33} while (false) 34#endif 35 36#ifndef HDI_CHECK_VALUE_RET_GOTO 37#define HDI_CHECK_VALUE_RET_GOTO(lv, compare, rv, ret, value, table) do { \ 38 if ((lv) compare (rv)) { \ 39 ret = value; \ 40 goto table; \ 41 } \ 42} while (false) 43#endif 44 45namespace OHOS { 46namespace HDI { 47namespace Display { 48namespace Composer { 49namespace V1_1 { 50using namespace OHOS; 51using namespace OHOS::HDI; 52 53enum { 54 CMD_MODE_CALLBACK_GET_VERSION = 0, 55 CMD_MODE_CALLBACK_ON_MODE = 1, 56}; 57 58class IModeCallback : public HdiBase { 59public: 60 DECLARE_HDI_DESCRIPTOR(u"ohos.hdi.display.composer.v1_1.IModeCallback"); 61 62 virtual ~IModeCallback() = default; 63 64 virtual int32_t OnMode(uint32_t modeId, uint64_t vBlankPeriod) = 0; 65 66 virtual int32_t GetVersion(uint32_t& majorVer, uint32_t& minorVer) 67 { 68 majorVer = 1; 69 minorVer = 1; 70 return HDF_SUCCESS; 71 } 72 73 virtual bool IsProxy() 74 { 75 return false; 76 } 77 78 virtual const std::u16string GetDesc() 79 { 80 return metaDescriptor_; 81 } 82}; 83} // V1_1 84} // Composer 85} // Display 86} // HDI 87} // OHOS 88 89#endif // OHOS_HDI_DISPLAY_COMPOSER_V1_1_IMODECALLBACK_H 90 91