<template>
  <div>
    <el-dialog
      title="图片剪裁"
      :visible.sync="dialogVisiblex"
      :close-on-press-escape="false"
      :close-on-click-modal="false"
      append-to-body
      width="1000px"
    >
      <div class="cropper-content">
        <div class="cropper" style="text-align:center">
          <vueCropper
            ref="cropper"
            :img="option.img"
            :outputSize="option.outputSize"
            :outputType="option.outputType"
            :info="option.info"
            :canScale="option.canScale"
            :autoCrop="option.autoCrop"
            :autoCropWidth="option.autoCropWidth"
            :autoCropHeight="option.autoCropHeight"
            :fixedBox="option.fixedBox"
            :fixed="option.fixed"
            :fixedNumber="option.fixedNumber"
            :canMove="option.canMove"
            :canMoveBox="option.canMoveBox"
            :original="option.original"
            :centerBox="option.centerBox"
            :infoTrue="option.infoTrue"
            :full="option.full"
            :enlarge="option.enlarge"
            :mode="option.mode"
          >
          </vueCropper>
        </div>
      </div>
      <template #footer class="dialog-footer">
        <el-button @click="dialogVisiblex = false">取消</el-button>
        <el-button type="primary" @click="finish" :loading="loading"
        >确认</el-button
        >
      </template>
    </el-dialog>
  </div>
</template>

<script>
  import VueCropper from "vue-cropper/src/vue-cropper.vue"

  export default {
    components: {VueCropper},
    props: {},
    data() {
      return {
        dialogVisiblex: false,
        loading: false,
        option: {
          img: '', // 裁剪图片的地址 url 地址, base64, blob
          outputSize: 1, // 裁剪生成图片的质量
          outputType: 'png', // 裁剪生成图片的格式 jpeg, png, webp
          info: true, // 裁剪框的大小信息
          canScale: true, // 图片是否允许滚轮缩放
          autoCrop: true, // 是否默认生成截图框
          autoCropWidth: 345, // 默认生成截图框宽度
          autoCropHeight: 245, // 默认生成截图框高度
          fixedBox: true, // 固定截图框大小 不允许改变
          fixed: true, // 是否开启截图框宽高固定比例
          fixedNumber: [1, 1], // 截图框的宽高比例 [ 宽度 , 高度 ]
          canMove: true, // 上传图片是否可以移动
          canMoveBox: true, // 截图框能否拖动
          original: false, // 上传图片按照原始比例渲染
          centerBox: true, // 截图框是否被限制在图片里面
          infoTrue: true, // true 为展示真实输出图片宽高 false 展示看到的截图框宽高
          full: true, // 是否输出原图比例的截图
          enlarge: '1', // 图片根据截图框输出比例倍数
          mode: 'contain' // 图片默认渲染方式 contain , cover, 100px, 100% auto
        },
        unimgurl: '',
        success: () => {} // 回调方法
      }
    },
    computed: {},
    watch: {},
    created() {

    },
    mounted() {},
    activated() {},
    methods: {
      showModal(obj) {

        console.log(obj)
        if (obj.img) {
          this.option.img = obj.img
        }
        //裁剪生成图片的质量
        if (obj.outputSize) {
          this.option.outputSize = obj.outputSize
        } else {
          this.option.outputSize = 1
        }
        //裁剪生成图片的格式
        if (obj.outputType) {
          this.option.outputType = obj.outputType
        } else {
          this.option.outputType = 'png'
        }
        //裁剪框的大小信息
        if (obj.info) {
          this.option.info = obj.info
        } else {
          this.option.info = true
        }
        //图片是否允许滚轮缩放
        if (obj.canScale) {
          this.option.canScale = obj.canScale
        } else {
          this.option.canScale = true
        }
        //是否默认生成截图框
        if (obj.autoCrop) {
          this.option.autoCrop = obj.autoCrop
        } else {
          this.option.autoCrop = true
        }
        //默认生成截图框宽度
        if (obj.autoCropWidth) {
          this.option.autoCropWidth = obj.autoCropWidth
        } else {
          this.option.autoCropWidth = 375
        }
        //默认生成截图框高度
        if (obj.autoCropHeight) {
          this.option.autoCropHeight = obj.autoCropHeight
        } else {
          this.option.autoCropHeight = 245
        }
        //固定截图框大小 不允许改变
        if (obj.fixedBox) {
          this.option.fixedBox = obj.fixedBox
        } else {
          this.option.fixedBox = false
        }
        //是否开启截图框宽高固定比例
        if (obj.fixed) {
          this.option.fixed = obj.fixed
        } else {
          this.option.fixed = true
        }
        //截图框的宽高比例
        if (obj.fixedNumber) {
          this.option.fixedNumber = obj.fixedNumber
        } else {
          this.option.fixedNumber = [this.option.autoCropWidth, this.option.autoCropHeight]
        }
        //上传图片是否可以移动
        if (obj.canMove) {
          this.option.canMove = obj.canMove
        } else {
          this.option.canMove = true
        }
        //截图框能否拖动
        if (obj.canMoveBox) {
          this.option.canMoveBox = obj.canMoveBox
        } else {
          this.option.canMoveBox = true
        }
        //上传图片按照原始比例渲染
        if (obj.original) {
          this.option.original = obj.original
        } else {
          this.option.original = false
        }
        //截图框是否被限制在图片里面
        if (obj.centerBox) {
          this.option.centerBox = obj.centerBox
        } else {
          this.option.centerBox = true
        }
        //true 为展示真实输出图片宽高 false 展示看到的截图框宽高
        if (obj.infoTrue) {
          this.option.infoTrue = obj.infoTrue
        } else {
          this.option.infoTrue = true
        }
        //是否输出原图比例的截图
        if (obj.full) {
          this.option.full = obj.full
        } else {
          this.option.full = true
        }
        //图片根据截图框输出比例倍数
        if (obj.enlarge) {
          this.option.enlarge = obj.enlarge
        } else {
          this.option.enlarge = '1'
        }
        //图片默认渲染方式
        if (obj.mode) {
          this.option.mode = obj.mode
        } else {
          this.option.mode = 'contain'
        }
        if (obj.success) {
          this.success = obj.success
        } else {
          this.success = () => {}
        }
        console.log("打开")
        this.dialogVisiblex = true
      },
      finish() {
        // 获取截图的数据
        let that = this
        this.$refs.cropper.getCropBlob(data => {
          that.unimgurl = data
          that.confirm()
        })
      },
      confirm() {
        this.success({
          img: this.unimgurl
        })
        this.dialogVisiblex = false
      },
      cancel() {
        this.dialogVisiblex = false
      }
    }
  }
</script>
<style lang="scss" scoped></style>
<style lang="scss">
  .real_info_class {
    .el-checkbox__input .el-checkbox__inner {
      border-radius: 0;
    }
  }
  .file-image {
    width: 320px;
    height: 320px;
    font-size: 14px;
    border: 1px solid #cccccc;
    margin: 15px 0;
  }

  /* 截图 */
  /* .cropper-content {} */
  .cropper {
    width: 960px;
    height: 606px;
  }
</style>
