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3 changes: 3 additions & 0 deletions
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packages/nutui-taro-demo/src/business/pages/avatarcropper/index.config.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,3 @@ | ||
| export default { | ||
| navigationBarTitleText: 'AvatarCropper' | ||
| }; |
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packages/nutui-taro-demo/src/business/pages/avatarcropper/index.vue
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,50 @@ | ||
| <template> | ||
| <div class="demo barrage-demo" :class="{ web: env === 'WEB' }"> | ||
| <Header v-if="env === 'WEB'" /> | ||
| <h2>基础用法</h2> | ||
| <nut-cell> | ||
| <nut-avatar-cropper @confirm="cutImage"> | ||
| <nut-avatar size="large"> | ||
| <img :src="imageUrl" /> | ||
| </nut-avatar> | ||
| </nut-avatar-cropper> | ||
| </nut-cell> | ||
| <h2>裁剪区域toolbar插槽</h2> | ||
| <nut-cell> | ||
| <nut-avatar-cropper ref="avatarCropperRef" toolbar-position="top" edit-text="修改" @confirm="cutImage"> | ||
| <nut-avatar size="large"> | ||
| <img :src="imageUrl" /> | ||
| </nut-avatar> | ||
| <template #toolbar> | ||
| <div class="toolbar"> | ||
| <nut-button type="primary" @click="avatarCropperRef.cancel()">取消</nut-button> | ||
| <nut-button type="primary" @click="avatarCropperRef.reset()">重置</nut-button> | ||
| <nut-button type="primary" @click="avatarCropperRef.rotate()">旋转</nut-button> | ||
| <nut-button type="primary" @click="avatarCropperRef.confirm()">确认</nut-button> | ||
| </div> | ||
| </template> | ||
| </nut-avatar-cropper> | ||
| </nut-cell> | ||
| </div> | ||
| </template> | ||
|
|
||
| <script lang="ts" setup> | ||
| import { ref } from 'vue'; | ||
| import Taro from '@tarojs/taro'; | ||
| import Header from '../../../components/header.vue'; | ||
| const env = Taro.getEnv(); | ||
| const imageUrl = ref( | ||
| 'https://img12.360buyimg.com/imagetools/jfs/t1/196430/38/8105/14329/60c806a4Ed506298a/e6de9fb7b8490f38.png' | ||
| ); | ||
| const avatarCropperRef = ref(); | ||
| const cutImage = (url: string) => { | ||
| imageUrl.value = url; | ||
| }; | ||
| </script> | ||
|
|
||
| <style> | ||
| .toolbar { | ||
| display: flex; | ||
| justify-content: space-between; | ||
| } | ||
| </style> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,99 @@ | ||
| import Taro from '@tarojs/taro'; | ||
| import CanvasContext = Taro.CanvasContext; | ||
|
|
||
| const compareVersion = (v1Old: string, v2Old: string) => { | ||
| let v1 = v1Old.split('.'); | ||
| let v2 = v2Old.split('.'); | ||
| const len = Math.max(v1.length, v2.length); | ||
|
|
||
| while (v1.length < len) { | ||
| v1.push('0'); | ||
| } | ||
| while (v2.length < len) { | ||
| v2.push('0'); | ||
| } | ||
|
|
||
| for (let i = 0; i < len; i++) { | ||
| const num1 = parseInt(v1[i]); | ||
| const num2 = parseInt(v2[i]); | ||
|
|
||
| if (num1 > num2) { | ||
| return 1; | ||
| } else if (num1 < num2) { | ||
| return -1; | ||
| } | ||
| } | ||
|
|
||
| return 0; | ||
| }; | ||
|
|
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| const isWeapp = () => { | ||
| return process.env.TARO_ENV === 'weapp'; | ||
| }; | ||
|
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||
| ////////////////////////////////////////////////////////////////////////////////// | ||
| //////// 微信小程序自1.9.90起废除若干个CanvasContext的函数，改为属性，以下为兼容代码 | ||
| ////////////////////////////////////////////////////////////////////////////////// | ||
|
|
||
| function _easyCanvasContextBase( | ||
| systemInfo: any, | ||
| lowCallback: () => void, | ||
| highCallback: () => void, | ||
| targetVersion: string = '1.9.90' | ||
| ) { | ||
| if (isWeapp() && compareVersion(systemInfo.SDKVersion, targetVersion) >= 0) { | ||
| highCallback(); | ||
| } else { | ||
| lowCallback(); | ||
| } | ||
| } | ||
| /** | ||
| * | ||
| * 基础库 1.9.90 开始支持，低版本需做兼容处理。填充颜色。用法同 CanvasContext.setFillStyle()。 | ||
| * @param systemInfo | ||
| * @param canvasContext | ||
| * @param color | ||
| */ | ||
| function easySetStrokeStyle(systemInfo: any, canvasContext: CanvasContext, color: string | CanvasGradient) { | ||
| _easyCanvasContextBase( | ||
| systemInfo, | ||
| () => { | ||
| canvasContext.setStrokeStyle(color); | ||
| console.log('???'); | ||
| }, | ||
| () => { | ||
| if (typeof color === 'string') { | ||
| canvasContext.strokeStyle = color; | ||
| } | ||
| console.log('2333'); | ||
| } | ||
| ); | ||
| } | ||
|
|
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| function easySetLineWidth(systemInfo: any, canvasContext: CanvasContext, lineWidth: number) { | ||
| _easyCanvasContextBase( | ||
| systemInfo, | ||
| () => { | ||
| canvasContext.setLineWidth(lineWidth); | ||
| }, | ||
| () => { | ||
| canvasContext.lineWidth = lineWidth; | ||
| } | ||
| ); | ||
| } | ||
|
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| function easySetFillStyle(systemInfo: any, canvasContext: CanvasContext, color: string | CanvasGradient) { | ||
| _easyCanvasContextBase( | ||
| systemInfo, | ||
| () => { | ||
| canvasContext.setFillStyle(color); | ||
| }, | ||
| () => { | ||
| if (typeof color === 'string') { | ||
| canvasContext.fillStyle = color; | ||
| } | ||
| } | ||
| ); | ||
| } | ||
|
|
||
| export { easySetStrokeStyle, easySetLineWidth, easySetFillStyle }; |
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