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#include "loop.h"
16
17#include <algorithm>
18#include <limits>
19
20#include <meta/api/make_callback.h>
21#include <meta/api/util.h>
22#include <meta/interface/builtin_objects.h>
23
24META_BEGIN_NAMESPACE()
25
26namespace AnimationModifiers {
27
28bool Loop::Build(const IMetadata::Ptr& data)
29{
30    LoopCount()->OnChanged()->AddHandler(META_ACCESS_EVENT(OnChanged));
31    return true;
32}
33
34bool Loop::ProcessOnGetDuration(DurationData& duration) const
35{
36    const auto loopCount = META_ACCESS_PROPERTY_VALUE(LoopCount);
37    if (loopCount == 0) {
38        // Invalid
39        return false;
40    }
41    if (loopCount > 0) {
42        duration.loopCount = duration.loopCount < 0 ? duration.loopCount : duration.loopCount + loopCount - 1;
43    } else {
44        duration.loopCount = -1;
45    }
46    return true;
47}
48
49bool Loop::ProcessOnStep(StepData& step) const
50{
51    return true;
52}
53
54} // namespace AnimationModifiers
55
56META_END_NAMESPACE()
57