1 /* 2 * Copyright (c) 2021-2022 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 GESTURE_TRANSFORM_PROCESSOR_H 17 #define GESTURE_TRANSFORM_PROCESSOR_H 18 #include "nocopyable.h" 19 #include "transform_processor.h" 20 21 namespace OHOS { 22 namespace MMI { 23 class GestureTransformProcessor : public TransformProcessor { 24 public: 25 explicit GestureTransformProcessor(int32_t deviceId); 26 DISALLOW_COPY_AND_MOVE(GestureTransformProcessor); 27 virtual ~GestureTransformProcessor() = default; 28 std::shared_ptr<PointerEvent> OnEvent(struct libinput_event *event) override; 29 30 private: 31 const int32_t defaultPointerId { 0 }; 32 void OnEventTouchPadPinchBegin(libinput_event_gesture *data); 33 void OnEventTouchPadPinchUpdate(libinput_event_gesture *data); 34 void OnEventTouchPadPinchEnd(libinput_event_gesture *data); 35 private: 36 const int32_t deviceId_ { -1 }; 37 std::shared_ptr<PointerEvent> pointerEvent_ { nullptr }; 38 }; 39 } // namespace MMI 40 } // namespace OHOS 41 #endif // GESTURE_TRANSFORM_PROCESSOR_H