<!--
 * @Description: 
 * @Autor: renchao
 * @LastEditTime: 2023-05-29 14:22:48
-->
<template>
  <div class="from-clues loadingtext" v-Loading="loading" element-loading-text="拼命加载中..." style="height:720px">
    <!-- 表单部分 -->
    <el-tabs v-model="activeName" @tab-click="handleClick" v-if="headTabBdcqz.length > 1">
      <el-tab-pane :label="item.qlr + '(' + item.bdcqzh + ')'" :name="item.bsmBdcqz"
        v-for="(item, index) in headTabBdcqz" :key="index"></el-tab-pane>
    </el-tabs>
    <div class="no-data" v-if="headTabBdcqz.length == 0">暂无数据</div>
    <!-- <img :src="previewImage" class="imgClass"> -->
    <canvas ref="canvas" :width="canvasWidth" :height="canvasHeight"></canvas>
  </div>
</template>

<script>
  import { datas } from "../../javascript/zsyl.js";
  import { getSlsqBdcqzList, bdcqzPreview } from "@/api/bdcqz.js"
  export default {
    name: "zsyl",
    props: {
      formData: {
        type: Object,
        default: {}
      }
    },
    data () {
      return {
        imgSrc: require('@/image/bdcqz/bdcqzs2.jpg'),
        canvasWidth: 1018,
        canvasHeight: 720,

        loading: false,
        //印刷序列号集合
        ysxlh: [],
        //列名称对象
        columns: [],
        //选择的不动产权证文件
        bdcqz: '',
        //证书打开类型 是否需要展示打印按钮
        isToPrint: false,
        //tab切换栏数组
        headTabBdcqz: [],
        //tab选择绑定值
        activeName: '',
        //证书图片预览
        previewImage: '',
        ruleForm: {
          bsmBdcqz: '',
          szmc: '不动产权证书',
          bdcqzlx: '',
          szzh: '',
          ysxlh: '',
        },
      }
    },
    mounted () {
      this.columns = datas.columns();
      if (this.formData.bdcqz) {
        //从缮证进入
        this.bdcqz = this.formData.bdcqz
      } else {
        //从按钮进入
        this.getHeadTabBdcqz();
      }
    },
    methods: {
      //获取证书内容
      getRowValue (code) {
        var value = this.bdcqz[code];
        return value;
      },
      //获取受理申请下全部不动产权证
      getHeadTabBdcqz () {
        this.loading = true
        getSlsqBdcqzList({ bsmSlsq: this.formData.bsmSlsq }).then(res => {
          if (res.code == 200) {
            if (res.result && res.result.length > 0) {
              this.activeName = res.result[0].bsmBdcqz
              this.bdcqz = res.result[0]
              this.headTabBdcqz = res.result
              this.drawTextOnImage();
            }
          }
          this.loading = false
        })
      },
      //tab表头切换方法
      handleClick (e) {
        this.bdcqz = this.headTabBdcqz[e.index - 0]
        this.activeName = this.headTabBdcqz.bsmBdcqz
        // this.getBdcqzPreview();
        this.drawTextOnImage()
      },
      // getBdcqzPreview () {
      //   bdcqzPreview(this.bdcqz).then(res => {
      //     this.loading = false
      //     let blob = new Blob([res]);
      //     let url = window.URL.createObjectURL(blob);
      //     this.previewImage = url;
      //     this.drawTextOnImage()
      //   })
      // },
      drawTextOnImage () {
        const canvas = this.$refs.canvas;
        const context = canvas.getContext('2d');
        const image = new Image();
        image.onload = () => {
          context.drawImage(image, 0, 0);
          context.font = '15px 楷体';
          context.fillStyle = '#000000';
          context.fillText(this.bdcqz.sjjc ? this.bdcqz.sjjc : '', 60, 56);
          context.fillText(this.bdcqz.djnd ? this.bdcqz.djnd : '', 113, 56);
          context.fillText(this.bdcqz.sxqc ? this.bdcqz.sxqc : '', 180, 56);
          context.fillText(this.bdcqz.sxh ? this.bdcqz.sxh : '', 370, 56);
          context.fillText(this.bdcqz.qlr ? this.bdcqz.qlr : '', 138, 97);
          context.fillText(this.bdcqz.gyqk ? this.bdcqz.gyqk : '', 138, 138);
          context.fillText(this.bdcqz.zl ? this.bdcqz.zl : '', 138, 180);
          context.fillText(this.bdcqz.bdcdyh ? this.bdcqz.bdcdyh : '', 138, 223);
          context.fillText(this.bdcqz.qllx ? this.bdcqz.qllx : '', 138, 263);
          context.fillText(this.bdcqz.qlxz ? this.bdcqz.qlxz : '', 138, 303);
          context.fillText(this.bdcqz.yt ? this.bdcqz.yt : '', 138, 346);
          context.fillText(this.bdcqz.mj ? this.bdcqz.mj : '', 138, 386);
          context.fillText(this.bdcqz.syqx ? this.bdcqz.syqx : '', 138, 429);
          context.fillText(this.bdcqz.qlqtzk ? this.bdcqz.qlqtzk : '', 138, 469);
          context.fillText(this.bdcqz.fj ? this.bdcqz.fj : '', 580, 100);
        }
        image.src = this.imgSrc;
      }
    }
  }
</script>
<style scoped lang="scss">
  @import "~@/styles/mixin.scss";

  .imgClass {
    display: inline-block;
    height: auto;
    max-width: 100%;
  }

  .middle_padding {
    padding-bottom: 10px;
  }

  .zsyl-button {
    text-align: center;
    margin-top: 20px;

    .operation_button {
      width: 100px;
      border: 1px solid rgb(0, 121, 254);
    }

    .dy-button {
      color: white;
      background-color: rgb(0, 121, 254);
    }
  }

  .table-column {
    border-spacing: 1px;
    width: 100%;

    tr td {
      border: 1px solid #ccc;
      text-align: center;
      height: 40px;
      padding: 4px;
      font-size: 13px;
      background: rgb(251, 249, 229);
    }
  }

  .zsyl-title {
    background: #fafbe5;
    text-align: center;
    padding: 5px 0px;
    font-size: 20px;
  }

  .no-data {
    font-size: 18px;
    display: flex;
    text-align: center;
    justify-content: center;
  }
</style>