1/*
2 * Copyright (c) 2020-2021 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#include "components/ui_texture_mapper.h"
17
18namespace OHOS {
19void UITextureMapper::TextureMapperAnimatorCallback::Callback(UIView* view)
20{
21    if (view == nullptr) {
22        return;
23    }
24    UITextureMapper* mapper = static_cast<UITextureMapper*>(view);
25    mapper->Callback();
26}
27
28void UITextureMapper::TextureMapperAnimatorCallback::OnStop(UIView& view)
29{
30    UITextureMapper& mapper = static_cast<UITextureMapper&>(view);
31    if (mapper.listener_ != nullptr) {
32        mapper.listener_->OnAnimatorStop(view);
33    }
34}
35
36UITextureMapper::UITextureMapper()
37    : animator_(&animatorCallback_, this, 0, false),
38      listener_(nullptr),
39      pivot_(0, 0),
40      rotateCur_(0),
41      rotateStart_(0),
42      rotateEnd_(0),
43      scaleCur_(SCALE_CONVERTION),
44      scaleStart_(SCALE_CONVERTION),
45      scaleEnd_(SCALE_CONVERTION),
46      delayTime_(0),
47      easingFunc_(EasingEquation::LinearEaseNone)
48{
49}
50
51UITextureMapper::~UITextureMapper() {}
52
53void UITextureMapper::Start()
54{
55    rotateStart_ = rotateCur_;
56    scaleStart_ = scaleCur_;
57    float scale = static_cast<float>(scaleStart_) / SCALE_CONVERTION;
58    Scale(Vector2<float>(scale, scale), pivot_);
59    Rotate(rotateStart_, pivot_);
60    animator_.Start();
61}
62
63void UITextureMapper::Cancel()
64{
65    animator_.Stop();
66}
67
68void UITextureMapper::Reset()
69{
70    Invalidate();
71    ResetTransParameter();
72    Invalidate();
73}
74
75void UITextureMapper::Callback()
76{
77    uint16_t curTime = animator_.GetRunTime();
78    if (curTime >= delayTime_) {
79        uint16_t actualTime = curTime - delayTime_;
80        uint16_t durationTime = animator_.GetTime() - delayTime_;
81
82        if (scaleStart_ != scaleEnd_) {
83            scaleCur_ = easingFunc_(scaleStart_, scaleEnd_, actualTime, durationTime);
84        }
85        float scale = static_cast<float>(scaleCur_) / SCALE_CONVERTION;
86        Scale(Vector2<float>(scale, scale), pivot_);
87
88        if (rotateStart_ != rotateEnd_) {
89            rotateCur_ = easingFunc_(rotateStart_, rotateEnd_, actualTime, durationTime);
90        }
91        Rotate(rotateCur_, pivot_);
92    }
93}
94} // namespace OHOS
95