src/components/DndList/index.vue

-<template>
-  <div class="dndList">
-    <div :style="{width:width1}" class="dndList-list">
-      <h3>{{ list1Title }}</h3>
-      <draggable :list="list1" :options="{group:'article'}" class="dragArea">
-        <div v-for="element in list1" :key="element.id" class="list-complete-item">
-          <div class="list-complete-item-handle">[{{ element.author }}] {{ element.title }}</div>
-          <div style="position:absolute;right:0px;">
-            <span style="float: right ;margin-top: -20px;margin-right:5px;" @click="deleteEle(element)">
-              <i style="color:#ff4949" class="el-icon-delete"/>
-            </span>
-          </div>
-        </div>
-      </draggable>
-    </div>
-    <div :style="{width:width2}" class="dndList-list">
-      <h3>{{ list2Title }}</h3>
-      <draggable :list="filterList2" :options="{group:'article'}" class="dragArea">
-        <div v-for="element in filterList2" :key="element.id" class="list-complete-item">
-          <div class="list-complete-item-handle2" @click="pushEle(element)"> [{{ element.author }}] {{ element.title }}</div>
-        </div>
-      </draggable>
-    </div>
-  </div>
-</template>
-
-<script>
-import draggable from 'vuedraggable'
-
-export default {
-  name: 'DndList',
-  components: { draggable },
-  props: {
-    list1: {
-      type: Array,
-      default() {
-        return []
-      }
-    },
-    list2: {
-      type: Array,
-      default() {
-        return []
-      }
-    },
-    list1Title: {
-      type: String,
-      default: 'list1'
-    },
-    list2Title: {
-      type: String,
-      default: 'list2'
-    },
-    width1: {
-      type: String,
-      default: '48%'
-    },
-    width2: {
-      type: String,
-      default: '48%'
-    }
-  },
-  computed: {
-    filterList2() {
-      return this.list2.filter(v => {
-        if (this.isNotInList1(v)) {
-          return v
-        }
-        return false
-      })
-    }
-  },
-  methods: {
-    isNotInList1(v) {
-      return this.list1.every(k => v.id !== k.id)
-    },
-    isNotInList2(v) {
-      return this.list2.every(k => v.id !== k.id)
-    },
-    deleteEle(ele) {
-      for (const item of this.list1) {
-        if (item.id === ele.id) {
-          const index = this.list1.indexOf(item)
-          this.list1.splice(index, 1)
-          break
-        }
-      }
-      if (this.isNotInList2(ele)) {
-        this.list2.unshift(ele)
-      }
-    },
-    pushEle(ele) {
-      this.list1.push(ele)
-    }
-  }
-}
-</script>
-
-<style rel="stylesheet/scss" lang="scss" scoped>
-.dndList {
-  background: #fff;
-  padding-bottom: 40px;
-  &:after {
-    content: "";
-    display: table;
-    clear: both;
-  }
-  .dndList-list {
-    float: left;
-    padding-bottom: 30px;
-    &:first-of-type {
-      margin-right: 2%;
-    }
-    .dragArea {
-      margin-top: 15px;
-      min-height: 50px;
-      padding-bottom: 30px;
-    }
-  }
-}
-
-.list-complete-item {
-  cursor: pointer;
-  position: relative;
-  font-size: 14px;
-  padding: 5px 12px;
-  margin-top: 4px;
-  border: 1px solid #bfcbd9;
-  transition: all 1s;
-}
-
-.list-complete-item-handle {
-  overflow: hidden;
-  text-overflow: ellipsis;
-  white-space: nowrap;
-  margin-right: 50px;
-}
-
-.list-complete-item-handle2 {
-  overflow: hidden;
-  text-overflow: ellipsis;
-  white-space: nowrap;
-  margin-right: 20px;
-}
-
-.list-complete-item.sortable-chosen {
-  background: #4AB7BD;
-}
-
-.list-complete-item.sortable-ghost {
-  background: #30B08F;
-}
-
-.list-complete-enter,
-.list-complete-leave-active {
-  opacity: 0;
-}
-</style>

src/components/ImageCropper/utils/data2blob.js

-/**
- * database64文件格式转换为2进制
- *
- * @param  {[String]} data dataURL 的格式为 “data:image/png;base64,****”,逗号之前都是一些说明性的文字，我们只需要逗号之后的就行了
- * @param  {[String]} mime [description]
- * @return {[blob]}      [description]
- */
-export default function(data, mime) {
-  data = data.split(',')[1]
-  data = window.atob(data)
-  var ia = new Uint8Array(data.length)
-  for (var i = 0; i < data.length; i++) {
-    ia[i] = data.charCodeAt(i)
-  }
-  // canvas.toDataURL 返回的默认格式就是 image/png
-  return new Blob([ia], {
-    type: mime
-  })
-}

src/components/ImageCropper/utils/mimes.js

-export default {
-  'jpg': 'image/jpeg',
-  'png': 'image/png',
-  'gif': 'image/gif',
-  'svg': 'image/svg+xml',
-  'psd': 'image/photoshop'
-}