dongxiaosun / identify

This is a digital graphic verification code written in canvas(这是一个vue的插件,使用canvas来生成图形验证码)

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identify(生成验证码图片)

  • This is a digital graphic verification code written in canvas
  • 这是一个vue的插件,使用canvas来生成图形验证码

Attributes

参数 说明 类型 默认值
identifyCode 需要展示的验证码 string 1234
fontSizeMin 字体大小,最小值 number 16
fontSizeMax 字体大小,最大值 number 40
backgroundColorMin 背景颜色色值最小值,最小为0 number 180
backgroundColorMax 背景颜色色值最大值,最大为255 number 240
colorMin 字体颜色色值最小值,最小为0 number 50
colorMax 字体颜色色值最大值,最大为255 number 160
lineColorMin 干扰线颜色色值最小值,最小为0 number 40
lineColorMax 干扰线颜色色值最大值,最大为255 number 180
dotColorMin 干扰点颜色色值最小值,最小为0 number 0
dotColorMax 干扰点颜色色值最大值,最大为255 number 255
contentWidth 画布宽度 number 160
contentHeight 画布高度 number 40

Demo

<template>
  <div id="app">
    <s-identify :identifyCode="identifyCode"></s-identify>
    <button @click="refreshCode">看不清,换一张验证码</button>
  </div>
</template>

<script>

export default {
  name: 'app',
  data () {
    return {
      identifyCodes: '1234567890',
      identifyCode: ''
    }
  },
  methods: {
    // 生成一个随机数
    randomNum (min, max) {
      return Math.floor(Math.random() * (max - min) + min)
    },
    refreshCode () {
      this.identifyCode = ''
      this.makeCode(this.identifyCodes, 4)
    },
    makeCode (o, l) {
      for (let i = 0; i < l; i++) {
        this.identifyCode += this.identifyCodes[this.randomNum(0, this.identifyCodes.length)]
      }
    }
  },
  mounted () {
    this.identifyCode = ''
    this.makeCode(this.identifyCodes, 4)
  }
}
</script>


Build Setup

# install dependencies
npm install

# serve with hot reload at localhost:8080
npm run dev

# build for production with minification
npm run build

npm test

About

This is a digital graphic verification code written in canvas(这是一个vue的插件,使用canvas来生成图形验证码)


Languages

Language:JavaScript 83.7%Language:Vue 15.4%Language:HTML 0.9%