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autograph-canvas
Advanced tools
该插件可以,实现在线签名功能
可以通过配置相关参数,配置画布的大小,文字颜色等功能
1.安装
npm i autograph-canvas
2.导入
const autograph = require('autograph-canvas')
3.导入样式
import('autograph-canvas/dist.index.css')
4.调用
const ele = autograph(params)
autograph接收一个对象,对象中可以设置如下参数
1.canvasWidth: 画布宽度
2.canvasHeight: 画布高度(并非整个签名模块的高度)
3.imgType: 保存的图片类型(1.image/jpeg 2.image/png),如果不传默认为image/png
4.textColor: 签名的文字颜色
5.saveCb: 点击保存按钮时候的回调函数
import canvasAutograph from './autograph.js'
import './index.less'
const ele = canvasAutograph({
canvasWidth:500,
canvasHeight:250 ,
textColor: 'red',
imgType: 'image/jpeg'
saveCb: (res) => {
console.log('图片的url', res)
}
})
document.body.appendChild(ele)
1.默认情况下,点击保存签名,除了返回图片url,还会下载图片,未做控制,待优化
2.保存图片之后,默认清除画布,未做控制,待优化
3.不兼容H5
FAQs
用canvas实现签名
The npm package autograph-canvas receives a total of 0 weekly downloads. As such, autograph-canvas popularity was classified as not popular.
We found that autograph-canvas demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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