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1/*
2 * Copyright (C) 2022 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
16import brightness from '@ohos.brightness';
17import { StartTestTitleComponent } from '../common/ui/StartTestTitleComponent';
18import SPLogger from '../common/utils/SPLogger'
19/**
20 * 亮度调整
21 */
22@Entry
23@Component
24struct LightAdjust {
25  @State outSetValue: number = 40
26
27  build() {
28    Column() {
29
30      StartTestTitleComponent({ title: "亮度调整" })
31
32      Row() {
33        Slider({
34          value: this.outSetValue,
35          min: 0,
36          max: 255,
37          step: 1,
38          style: SliderStyle.OutSet
39        })
40          .blockColor(Color.Blue)
41          .trackColor(Color.Gray)
42          .selectedColor(Color.Blue)
43          .showSteps(true)
44          .onChange((value: number, mode: SliderChangeMode) => {
45            this.outSetValue = value
46            brightness.setValue(value)
47            console.info('value:' + value + 'mode:' + mode.toString())
48          })
49      }.padding({ top: 50 })
50      .width('80%')
51
52      Flex({ justifyContent: FlexAlign.SpaceBetween, alignItems: ItemAlign.Center }) {
53
54        Text("+").fontSize('25fp').fontWeight(FontWeight.Bold).onClick(() => {
55          if (this.outSetValue == 255) {
56            return
57          }
58          ++this.outSetValue
59          brightness.setValue(this.outSetValue)
60        })
61
62        Text(this.outSetValue.toFixed(0)).fontWeight(FontWeight.Bold).fontSize('25fp')
63
64        Text("-").fontSize('25fp').fontWeight(FontWeight.Bold).onClick(() => {
65          if (this.outSetValue == 0) {
66            return
67          }
68          --this.outSetValue
69          brightness.setValue(this.outSetValue)
70        })
71
72      }.width('50%').padding({ top: 30 })
73
74      Row() {
75      }.backgroundColor($r('app.color.color_fff')).width('50%').height('50%')
76    }.width('100%').height('100%')
77  }
78}