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 META_SRC_ANIMATION_PROPERTY_ANIMATION_H 17 #define META_SRC_ANIMATION_PROPERTY_ANIMATION_H 18 19 #include <meta/interface/property/property.h> 20 21 #include "animation.h" 22 META_BEGIN_NAMESPACE()23META_BEGIN_NAMESPACE() 24 25 namespace Internal { 26 27 class PropertyAnimation final : public PropertyAnimationFwd<ITimedAnimation> { 28 META_OBJECT(PropertyAnimation, META_NS::ClassId::PropertyAnimation, PropertyAnimationFwd) 29 public: 30 PropertyAnimation() = default; 31 ~PropertyAnimation() override = default; 32 33 protected: 34 bool Build(const IMetadata::Ptr& meta) override; 35 36 protected: // IAnimation 37 void Step(const IClock::ConstPtr& clock) override; 38 39 public: // IModifier 40 EvaluationResult ProcessOnGet(IAny& value) override; 41 EvaluationResult ProcessOnSet(IAny& value, const IAny& current) override; 42 43 private: 44 void Evaluate() override; 45 AnimationState::AnimationStateParams GetParams() override; 46 void OnPropertyChanged(const TargetProperty& property, const IStackProperty::Ptr& previous) override; 47 48 IAny::Ptr from_; 49 IAny::Ptr to_; 50 IAny::Ptr currentValue_; 51 }; 52 53 } // namespace Internal 54 55 META_END_NAMESPACE() 56 57 #endif // META_SRC_ANIMATION_PROPERTY_ANIMATION_H 58