Screenshot 屏幕截图

<!-- 导入需要的包 (一定要放到index.html中的head标签里)-->
<script src="https://cdn.staticfile.org/html2canvas/0.5.0-beta4/html2canvas.min.js"></script>
<template>
  <el-button @click="handleOk"
             type="primary"
             icon="el-icon-camera">意见反馈</el-button>
  <el-dialog append-to-body
             title="意见反馈"
             top="50px"
             v-model="box"
             width="60%">
    <el-input type="textarea"
              placeholder="请告诉我们遇到的问题或建议"
              v-model="form.text"></el-input>
    <br />
    <br />
    <div v-loading="flag"
         element-loading-text="正在截取屏幕数据">
      <img :src="form.img"
           style="width:100%" />
    </div>
    <template #footer>
      <el-button type="primary"
                 icon="el-icon-check"
                 @click="box=false">提 交</el-button>
    </template>
  </el-dialog>
</template>
<script>
export default {
  data () {
    return {
      box: false,
      form: {
        img: '',
        text: ''
      }
    }
  },
  computed: {
    flag () {
      return !this.form.img;
    }
  },
  methods: {
    handleOk () {
      this.form = {
        img: '',
        text: ''
      }
      this.$Screenshot(document.querySelector("#app")).then(canvas => {
        this.form.img = canvas.toDataURL("image/jpeg", 0.8);
      });
      this.box = true;
    }
  }
}
</script>

```
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Last Updated:
Contributors: smallwei
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