H5图片查看器—Imageview component bu
使用React打造的H5图片查看器
特性 各类手势快速响应 急速滑动翻页 支持双指缩放、旋转、双击放大 支持放大后局部拖拽、翻页 支持超长(纵向)拼接图查看 支持下载 图片懒加载、预加载 示例您可以下载代码在examples文件夹中找到例子或者在线示例
使用方法 1、安装NPM依赖npm install react-imageview --save
// 例 1:
import React, { Component } from 'react'
import ImageView from 'react-imageview'
import 'react-imageview/dist/react-imageview.min.css'
class Main extends Component {
state = {
showViewer: false
}
render() {
const imagelist = ['./1.png','./2.png','./3.png','./4.png']
return (
<div>
{
!!this.state.showViewer && <ImageView imagelist={imagelist} close={this.close.bind(this)} />
}
<button onClick={e=>this.show()}>click me to show Alert</button>
</div>
)
}
show() {
this.setState({ showViewer: true })
}
close() {
this.setState({ showViewer: false})
}
}
// 例 2(推荐使用):
import { SingleImgView } from 'react-imageview'
import 'react-imageview/dist/react-imageview.min.css'
const imagelist = ['./1.png','./2.png','./3.png','./4.png']
// 仅创建一个ImageView实例
SingleImgView.show({
imagelist,
close: () => { SingleImgView.hide() }
});
配置说明
参数 | 类型 | 描述 | 必需 | 默认值 |
---|---|---|---|---|
imagelist | array | 要预览的图片列表 | 是 | 无 |
current | number | 当前展示的图片序号(从0开始) | 否 | 0 |
close | function | 图片查看器关闭方法 | 是 | |
gap | number | 轮播图间距 | 否 | 30 |
maxScale | number | 最大缩放倍数 | 否 | 2 |
disablePinch | bool | 禁用缩小放大 | 否 | false |
enableRotate | bool | 启用旋转 | 否(默认关闭) | false |
disableDoubleTap | bool | 禁用双击放大 | 否 | false |
initCallback | function | 初始化后回调 | 否 | |
longTap | function | 长按回调 | 否 | |
changeIndex | function | 轮播后回调 | 否 |
Imageview component built with react
DemoYou can download the code and find demo in folder which is named as examples or demo online
Usage with React 1、Install the packagenpm install react-imageview --save
// Example 1:
import React, { Component } from 'react'
import ImageView from 'react-imageview'
import 'react-imageview/dist/react-imageview.min.css'
class Main extends Component {
state = {
showViewer: false
}
render() {
const imagelist = ['./1.png','./2.png','./3.png','./4.png']
return (
<div>
{
!!this.state.showViewer && <ImageView imagelist={imagelist} close={this.close.bind(this)} />
}
<button onClick={e=>this.show()}>click me to show Alert</button>
</div>
)
}
show() {
this.setState({ showViewer: true })
}
close() {
this.setState({ showViewer: false})
}
}
// Example 2(Recommended):
import { SingleImgView } from 'react-imageview'
import 'react-imageview/dist/react-imageview.min.css'
// You can call SingleImgView.show anywhere and anytime, there will be only one View DOM node be added.
const imagelist = ['./1.png','./2.png','./3.png','./4.png']
SingleImgView.show({
imagelist,
close: () => { SingleImgView.hide() }
});
Configuration
Param | Type | Description | Required |
---|---|---|---|
imagelist | array | The list of images to view | Yes |
current | number | The current image to first view | No |
close | function | The method to close the viewer | Yes |
disablePinch | bool | Disable pinch function | No |
disableRotate | bool | Disable rotate function | No |
disableDoubleTap | bool | Disable double tap function | No |
longTap | function | Events called after the long tap | No |
Copyright(c) 2016-2017 AlloyTeam. Licensed under MIT license.
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