1 /* 2 * Copyright (c) 2025 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 I_KNUCKLE_DRAWING_H 17 #define I_KNUCKLE_DRAWING_H 18 19 #include "pointer_event.h" 20 #include "old_display_info.h" 21 22 namespace OHOS { 23 namespace MMI { 24 using AddTimerFunc = std::function<int32_t(int, int, std::function<void()>, const std::string&)>; 25 class IKnuckleDrawing { 26 public: 27 IKnuckleDrawing() = default; 28 virtual ~IKnuckleDrawing() = default; 29 30 virtual void Draw(const OLD::DisplayInfo& displayInfo, const std::shared_ptr<PointerEvent> &touchEvent) = 0; 31 virtual void SetMultiWindowScreenId(uint64_t screenId, uint64_t displayNodeScreenId) = 0; 32 virtual void RegisterAddTimer(AddTimerFunc addTimerFunc) = 0; 33 }; 34 } // namespace MMI 35 } // namespace OHOS 36 #endif // I_KNUCKLE_DRAWING_H 37