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_MODIFIERS_LOOP_H
17 #define META_SRC_ANIMATION_MODIFIERS_LOOP_H
18 
19 #include <meta/base/namespace.h>
20 #include <meta/interface/animation/builtin_animations.h>
21 #include <meta/interface/animation/intf_animation_modifier.h>
22 #include <meta/interface/animation/modifiers/intf_loop.h>
23 #include <meta/interface/intf_manual_clock.h>
24 #include <meta/interface/object_macros.h>
25 
26 #include "../animation_modifier.h"
27 
28 META_BEGIN_NAMESPACE()
29 
30 namespace AnimationModifiers {
31 
32 class Loop final : public AnimationModifierFwd<Loop, META_NS::ClassId::LoopAnimationModifier, AnimationModifiers::ILoop,
33                        INotifyOnChange> {
34 public: // ILifecycle
35     bool Build(const IMetadata::Ptr& data) override;
36 
37 public: // IAnimationModifier
38     bool ProcessOnGetDuration(DurationData& duration) const override;
39     bool ProcessOnStep(StepData& step) const override;
40 
41 public: // ILoop
42     META_IMPLEMENT_INTERFACE_PROPERTY(ILoop, int32_t, LoopCount, 1)
43 
44 public: // INotifyOnChange
45     META_IMPLEMENT_INTERFACE_EVENT(INotifyOnChange, IOnChanged, OnChanged)
46 
47 private:
48     IOnChanged::InterfaceTypePtr updateDuration_;
49     void UpdateDuration();
50     Property<TimeSpan> duration_;
51     Property<const TimeSpan> originalDuration_;
52 
53     META_NS::IManualClock::Ptr manualClock_;
54 };
55 
56 } // namespace AnimationModifiers
57 
58 META_END_NAMESPACE()
59 
60 #endif // META_SRC_LOOP_ANIMATION_MODIFIER_H
61