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