1 /* 2 * Copyright (c) 2024 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 FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_SCROLLABLE_AXIS_AXIS_SCROLL_ANIMATOR_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_SCROLLABLE_AXIS_AXIS_SCROLL_ANIMATOR_H 18 #include "base/geometry/dimension.h" 19 #include "base/utils/time_util.h" 20 #include "core/animation/curves.h" 21 #include "core/animation/motion.h" 22 23 namespace OHOS::Ace::NG { 24 25 using MoveCallbck = std::function<float(float)>; 26 constexpr int32_t AXIS_DISTANCE_THRESHOLD = 720; 27 constexpr int32_t AXIS_KEY_DISTANCE = 240; 28 constexpr float AXIS_ANIMATION_DURATION = 200.f; 29 constexpr float AXIS_ANIMATION_KEY_DURATION = 100.f; 30 31 class ACE_EXPORT AxisScrollMotion : public Motion { 32 DECLARE_ACE_TYPE(AxisScrollMotion, Motion); 33 34 public: AxisScrollMotion(float startPos,float distance)35 AxisScrollMotion(float startPos, float distance) 36 { 37 Reset(startPos, distance); 38 } 39 GetCurrentPosition()40 double GetCurrentPosition() override 41 { 42 return currentPos_; 43 } 44 GetFinalPosition()45 double GetFinalPosition() 46 { 47 return finalPos_; 48 } 49 GetCurrentVelocity()50 double GetCurrentVelocity() override 51 { 52 return 0.0; 53 } 54 55 void Reset(float startPos, float distance); 56 57 bool IsCompleted() override; 58 GetMotionType()59 std::string GetMotionType() const override 60 { 61 return "axis scroll motion"; 62 } 63 64 void Move(float offsetTime) override; 65 GetCurrentTime()66 float GetCurrentTime() 67 { 68 return currentTime_; 69 } 70 ResetCurrentTime()71 void ResetCurrentTime() 72 { 73 currentTime_ = 0.f; 74 } 75 76 private: 77 float currentPos_ = 0.f; 78 float distance_ = 0.f; 79 float startPos_ = 0.f; 80 float finalPos_ = 0.f; 81 float startTime_ = 0.f; 82 float currentTime_ = 0.f; 83 float endTime_ = 0.f; 84 MoveCallbck moveCallback_; 85 86 ACE_DISALLOW_COPY_AND_MOVE(AxisScrollMotion); 87 }; 88 } // namespace OHOS::Ace::NG 89 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_SCROLLABLE_AXIS_AXIS_SCROLL_ANIMATOR_H