CoverImage - 《Taro 文档帮助手册教程》

sidebar_label: CoverImage
类型
示例代码
CoverImageProps
- API 支持度

title: CoverImage

sidebar_label: CoverImage

覆盖在原生组件之上的图片视图。可覆盖的原生组件同cover-view，支持嵌套在cover-view里。

支持情况： CoverImage - 图1 CoverImage - 图2 CoverImage - 图3 CoverImage - 图4 CoverImage - 图5 CoverImage - 图6

参考文档

类型

ComponentType<CoverImageProps>

示例代码

import Tabs from ‘@theme/Tabs’ import TabItem from ‘@theme/TabItem’

tsx
// js
class App extends Components {
  render () {
    return (
      <View className='container'>
      <Video id='myVideo' src='src'>
        <CoverView className='controls'>
          <CoverView className='play' onClick='play'>
            <CoverImage className='img' src='src' />
          </CoverView>
        </CoverView>
      </Video>
    )
  }
}
// css
.container {
  position: relative;
}
.controls {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 300px;
  height: 225px;
  transform: translate(-50%, -50%);
}

html
<template>
  <view class="container">
    <video id='myvideo' src='https://ugccsy.qq.com/uwMROfz2r5zBIaQXGdGnC2dfDma3J1MItM3912IN4IRQvkRM/o31507f7lcd.mp4?sdtfrom=v1010&guid=aa18cf106b7fdb7e40f2d20b206f2b4f&vkey=63B0FCCC7FC3ADC342C166D86571AE02772258CD9B515B065DC68DF3919D8C288AE831D570ED5E8FE0FF3E81E170D04FF11F874BFDDACF7AAA2C0CFF2ACB39FB1A94DAD1AB859BDA53E4DD6DBCDC1217CEF789A9AC079924E2BBC599EED7A1FFDD60A727F2EB7E7B6472CE63DD4B683C9199DFC78A6A6C4D9891E05467C4B64E'>
    </video>
    <cover-view class='controls'>
      <cover-view class='play' @tap='play'>
        <cover-image class='img' src='https://img10.360buyimg.com/ling/s345x208_jfs/t1/133501/7/9865/382161/5f5ee31fEbdd6a418/0cdc0156ffff3c23.png' />
      </cover-view>
    </cover-view>
  </view>
</template>

<style>
.container {
  position: relative;
}
.controls {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 300px;
  height: 225px;
  transform: translate(-50%, -50%);
}
</style>

CoverImageProps

参数	类型	必填	说明
src	`string`	是	图标路径，支持临时路径、网络地址、云文件ID。暂不支持base64格式。
onLoad	`CommonEventFunction`	否	图片加载成功时触发
onError	`CommonEventFunction`	否	图片加载失败时触发

API 支持度

API	微信小程序	H5
CoverImageProps.src	✔️	✔️
CoverImageProps.onLoad	✔️	✔️
CoverImageProps.onError	✔️	✔️