1 /* 2 * Copyright (c) 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 EVENT_NORMALIZE_HANDLER_H 17 #define EVENT_NORMALIZE_HANDLER_H 18 19 #ifdef OHOS_BUILD_ENABLE_JOYSTICK 20 #include "joystick_event_normalize.h" 21 #endif // OHOS_BUILD_ENABLE_JOYSTICK 22 #include "key_event_normalize.h" 23 24 namespace OHOS { 25 namespace MMI { 26 class EventNormalizeHandler : public IInputEventHandler { 27 public: 28 EventNormalizeHandler() = default; 29 ~EventNormalizeHandler() = default; 30 void HandleEvent(libinput_event* event, int64_t frameTime); 31 #ifdef OHOS_BUILD_ENABLE_KEYBOARD 32 void HandleKeyEvent(const std::shared_ptr<KeyEvent> keyEvent) override; GetCurrentHandleKeyCode()33 int32_t GetCurrentHandleKeyCode() 34 { 35 return currentHandleKeyCode_; 36 } 37 #endif // OHOS_BUILD_ENABLE_KEYBOARD 38 #ifdef OHOS_BUILD_ENABLE_POINTER 39 void HandlePointerEvent(const std::shared_ptr<PointerEvent> pointerEvent) override; 40 #endif // OHOS_BUILD_ENABLE_POINTER 41 #ifdef OHOS_BUILD_ENABLE_TOUCH 42 void HandleTouchEvent(const std::shared_ptr<PointerEvent> pointerEvent) override; 43 #endif // OHOS_BUILD_ENABLE_TOUCH 44 int32_t AddHandleTimer(int32_t timeout = 300); 45 #ifdef OHOS_BUILD_ENABLE_MOVE_EVENT_FILTERS 46 int32_t SetMoveEventFilters(bool flag); 47 #endif // OHOS_BUILD_ENABLE_MOVE_EVENT_FILTERS 48 49 private: 50 int32_t OnEventDeviceAdded(libinput_event *event); 51 int32_t OnEventDeviceRemoved(libinput_event *event); 52 int32_t HandleKeyboardEvent(libinput_event* event); 53 void Repeat(const std::shared_ptr<KeyEvent> keyEvent); 54 bool HandleTouchPadTripleTapEvent(std::shared_ptr<PointerEvent> pointerEvent); 55 #ifndef OHOS_BUILD_ENABLE_WATCH 56 int32_t HandleTouchPadEvent(libinput_event* event); 57 int32_t HandleGestureEvent(libinput_event* event); 58 int32_t HandleTableToolEvent(libinput_event* event); 59 #endif // OHOS_BUILD_ENABLE_WATCH 60 int32_t HandleMouseEvent(libinput_event* event); 61 int32_t HandleTouchEvent(libinput_event* event, int64_t frameTime); 62 int32_t HandleSwitchInputEvent(libinput_event* event); 63 #ifdef OHOS_BUILD_ENABLE_JOYSTICK 64 int32_t HandleJoystickButtonEvent(libinput_event *event); 65 int32_t HandleJoystickAxisEvent(libinput_event *event); 66 #endif // OHOS_BUILD_ENABLE_JOYSTICK 67 void HandlePalmEvent(libinput_event* event, std::shared_ptr<PointerEvent> pointerEvent); 68 bool JudgeIfSwipeInward(std::shared_ptr<PointerEvent> pointerEvent, 69 enum libinput_event_type type, libinput_event* event); 70 void SwipeInwardProcess(std::shared_ptr<PointerEvent> pointerEvent, 71 enum libinput_event_type type, libinput_event* event, int32_t* angleTolerance, int32_t lastDirection); 72 #ifdef OHOS_BUILD_ENABLE_KEYBOARD 73 void UpdateKeyEventHandlerChain(const std::shared_ptr<KeyEvent> keyEvent); 74 #endif // OHOS_BUILD_ENABLE_KEYBOARD 75 #ifdef OHOS_BUILD_ENABLE_MOVE_EVENT_FILTERS 76 bool HandleTouchEventWithFlag(const std::shared_ptr<PointerEvent> pointerEvent); 77 double CalcTouchOffset(const std::shared_ptr<PointerEvent> touchMoveEvent); 78 #endif // OHOS_BUILD_ENABLE_MOVE_EVENT_FILTERS 79 int32_t SetOriginPointerId(std::shared_ptr<PointerEvent> pointerEvent); 80 void PointerEventSetPressedKeys(std::shared_ptr<PointerEvent> pointerEvent); 81 bool TouchPadKnuckleDoubleClickHandle(libinput_event* event); 82 83 private: 84 int32_t timerId_ { -1 }; 85 bool isShield_ { false }; 86 std::set<int32_t> buttonIds_ {}; 87 int32_t currentHandleKeyCode_ { -1 }; 88 #ifdef OHOS_BUILD_ENABLE_MOVE_EVENT_FILTERS 89 bool moveEventFilterFlag_ { false }; 90 std::list<PointerEvent::PointerItem> lastTouchDownItems_; 91 #endif // OHOS_BUILD_ENABLE_MOVE_EVENT_FILTERS 92 #ifdef OHOS_BUILD_ENABLE_JOYSTICK 93 JoystickEventNormalize joystick_; 94 #endif // OHOS_BUILD_ENABLE_JOYSTICK 95 void ResetTouchUpEvent(std::shared_ptr<PointerEvent> pointerEvent, struct libinput_event *event); 96 bool ProcessNullEvent(libinput_event *event, int64_t frameTime); 97 #ifdef OHOS_BUILD_ENABLE_SWITCH 98 void RestoreTouchPadStatus(); 99 #endif // OHOS_BUILD_ENABLE_SWITCH 100 void TerminateRotate(libinput_event* event); 101 void TerminateAxis(libinput_event* event); 102 void CancelTwoFingerAxis(libinput_event* event); 103 }; 104 } // namespace MMI 105 } // namespace OHOS 106 #endif // EVENT_NORMALIZE_HANDLER_H