bxf
/
ducha-qianduan


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>test vue-cropper</title>
  <style>
      * {
        margin: 0;
        padding: 0;
      }

      .cut {
        width: 500px;
        height: 500px;
        margin: 30px auto;
      }

      .c-item {
        max-width: 800px;
        margin: 10px auto;
        margin-top: 20px;
      }
    
      .content {
        margin: auto;
        max-width: 1200px;
        margin-bottom: 100px;
      }
    
      .test-button {
        display: flex;
        flex-wrap: wrap;
        align-content: center;
        justify-content: center;
      }
    
      .btn {
        display: inline-block;
        line-height: 1;
        white-space: nowrap;
        cursor: pointer;
        background: #fff;
        border: 1px solid #c0ccda;
        color: #1f2d3d;
        text-align: center;
        box-sizing: border-box;
        outline: none;
        margin:20px 10px 0px 0px;
        padding: 9px 15px;
        font-size: 14px;
        border-radius: 4px;
        color: #fff;
        background-color: #50bfff;
        border-color: #50bfff;
        transition: all .2s ease;
        text-decoration: none;
        user-select: none;
      }
    
      .des {
        line-height: 30px;
      }
    
      code.language-html {
        padding: 10px 20px;
        margin: 10px 0px;
        display: block;
        background-color: #333;
        color: #fff;
        overflow-x: auto;
        font-family: Consolas, Monaco, Droid, Sans, Mono, Source, Code, Pro, Menlo, Lucida, Sans, Type, Writer, Ubuntu, Mono;
        border-radius: 5px;
        white-space: pre;
      }
    
      .show-info {
        margin-bottom: 50px;
      }
    
      .show-info h2 {
        line-height: 50px;
      }
    
      /*.title, .title:hover, .title-focus, .title:visited {
        color: black;
      }*/
    
      .title {
        display: block;
        text-decoration: none;
        text-align: center;
        line-height: 1.5;
        margin: 20px 0px;
        background-image: -webkit-linear-gradient(left,#3498db,#f47920 10%,#d71345 20%,#f7acbc 30%,#ffd400 40%,#3498db 50%,#f47920 60%,#d71345 70%,#f7acbc 80%,#ffd400 90%,#3498db);
        color: transparent;
        -webkit-background-clip: text;
        background-size: 200% 100%;
        animation: slide 5s infinite linear;
        font-size: 40px;
      }
    
      .test {
        height: 500px;
      }
    
      .model {
        position: fixed;
        z-index: 10;
        width: 100vw;
        height: 100vh;
        overflow: auto;
        top: 0;
        left: 0;
        background: rgba(0, 0, 0, 0.8);
      }
    
      .model-show {
        display: flex;
        justify-content: center;
        align-items: center;
        width: 100vw;
        height: 100vh;
      }
    
      .model img {
        display: block;
        margin: auto;
        max-width: 80%;
        user-select: none;
        background-position: 0px 0px, 10px 10px;
        background-size: 20px 20px;
        background-image: linear-gradient(45deg, #eee 25%, transparent 25%, transparent 75%, #eee 75%, #eee 100%),linear-gradient(45deg, #eee 25%, white 25%, white 75%, #eee 75%, #eee 100%);
      }
    
      .c-item {
        display: block;
        user-select: none;
      }
    
      @keyframes slide {
        0%  {
          background-position: 0 0;
        }
        100% {
          background-position: -100% 0;
        }
      }
    
    </style>    
</head>

<body>
  <div id="app">
    <div class="model" v-show="model" @click="model = false">
      <div class="model-show">
        <img :src="modelSrc" alt="">
      </div>
    </div>
    <p>例子</p>
    <div class="cut">
      <vue-cropper ref="cropper" :img="option.img" :output-size="option.size" :output-type="option.outputType" :info="true" :full="option.full"
        :can-move="option.canMove" :can-move-box="option.canMoveBox" :fixed-box="option.fixedBox" :original="option.original"
        :auto-crop="option.autoCrop" :auto-crop-width="option.autoCropWidth" :auto-crop-height="option.autoCropHeight" :center-box="option.centerBox"
				@real-time="realTime" :high="option.high" ></vue-cropper>
    </div>
    <div class="test-button">
      <button @click="changeImg" class="btn">changeImg</button>
      <label class="btn" for="uploads">upload</label>
      <input type="file" id="uploads" style="position:absolute; clip:rect(0 0 0 0);" accept="image/png, image/jpeg, image/gif, image/jpg"
        @change="uploadImg($event, 1)">
      <button @click="startCrop" v-if="!crap" class="btn">start</button>
      <button @click="stopCrop" v-else class="btn">stop</button>
      <button @click="clearCrop" class="btn">clear</button>
      <button @click="refreshCrop" class="btn">refresh</button>
      <button @click="changeScale(1)" class="btn">+</button>
      <button @click="changeScale(-1)" class="btn">-</button>
      <button @click="rotateLeft" class="btn">rotateLeft</button>
      <button @click="rotateRight" class="btn">rotateRight</button>
      <button @click="finish('base64')" class="btn">preview(base64)</button>
      <button @click="finish('blob')" class="btn">preview(blob)</button>
      <a @click="down('base64')" class="btn">download(base64)</a>
      <a @click="down('blob')" class="btn">download(blob)</a>
      <div style="display:block; width: 100%;">
        <label class="c-item">
          <span>上传图片是否显示原始宽高 (针对大图 可以铺满)</span>
          <input type="checkbox" v-model="option.original">
          <span>original: {{ option.original}}</span>
        </label>
        <label class="c-item">
          <span>能否拖动图片</span>
          <input type="checkbox" v-model="option.canMove">
        </label>
        <label class="c-item">
          <span>能否拖动截图框</span>
          <input type="checkbox" v-model="option.canMoveBox">
          <span>canMoveBox: {{ option.canMoveBox}}</span>
        </label>
        <label class="c-item">
          <span>截图框固定大小</span>
          <input type="checkbox" v-model="option.fixedBox">
          <span>fixedBox: {{ option.fixedBox}}</span>
        </label>
        <label class="c-item">
          <span>是否输出原图比例的截图</span>
          <input type="checkbox" v-model="option.full">
          <span>full: {{ option.full}}</span>
        </label>
        <label class="c-item">
          <span>是否自动生成截图框</span>
          <input type="checkbox" v-model="option.autoCrop">
          <span>autoCrop: {{ option.autoCrop}}</span>
        </label>
        <label class="c-item">
          <span>是否根据dpr生成适合屏幕的高清图片</span>
          <input type="checkbox" v-model="option.high">
          <span>high: {{ option.high}}</span>
        </label>
        <label class="c-item">
          <span>截图框是否限制在图片里(只有在自动生成截图框时才能生效)</span>
          <input type="checkbox" v-model="option.centerBox">
          <span>centerBox: {{ option.centerBox}}</span>
        </label>
        <label class="c-item">
          <p>输出图片格式</p>
          <label>jpg
            <input type="radio" name="type" value="jpeg" v-model="option.outputType">
          </label>
          <label>png
            <input type="radio" name="type" value="png" v-model="option.outputType">
          </label>
          <label>webp
            <input type="radio" name="type" value="webp" v-model="option.outputType">
          </label>
        </label>
      </div>
    </div>
    <div class="show-preview" :style="{'width': previews.w + 'px', 'height': previews.h + 'px',  'overflow': 'hidden', 'margin': '5px'}">
      <div :style="previews.div">
        <img :src="previews.url" :style="previews.img">
      </div>
    </div>
  </div>

  <!-- <script src="https://vuejs.org/js/vue.min.js"></script> -->
  <script src="https://cdn.jsdelivr.net/npm/vue@2.5.17/dist/vue.js"></script>
  <script src="../dist/index.js"></script>
  <script>
    Vue.use(window['vue-cropper'])
    var a = new Vue({
      el: '#app',
      data: {
        model: false,
        modelSrc: '',
        crap: false,
        previews: {},
        lists: [
          {
            img: 'http://ofyaji162.bkt.clouddn.com/touxiang.jpg'
          },
          {
            img: 'https://o90cnn3g2.qnssl.com/0C3ABE8D05322EAC3120DDB11F9D1F72.png'
          },
          {
            img: 'http://ofyaji162.bkt.clouddn.com/bg1.jpg',
          },
          {
            img: 'http://ofyaji162.bkt.clouddn.com/bg2.jpg',
          },
          {
            img: 'http://ofyaji162.bkt.clouddn.com/can.jpg'
          },
          {
            img: 'http://ofyaji162.bkt.clouddn.com/nightcat.jpg'
          }
        ],
        option: {
          img: 'https://avatars3.githubusercontent.com/u/15681693',
          size: 1,
          full: false,
          outputType: 'png',
          canMove: true,
          fixedBox: false,
          original: false,
          canMoveBox: true,
          autoCrop: true,
          // 只有自动截图开启 宽度高度才生效
          autoCropWidth: 200,
          autoCropHeight: 150,
          centerBox: false,
          high: true
        },
        show: true
      },
      methods: {
        changeImg() {
          this.option.img = this.lists[~~(Math.random() * this.lists.length)].img
        },
        startCrop() {
          // start
          this.crap = true
          this.$refs.cropper.startCrop()
        },
        stopCrop() {
          //  stop
          this.crap = false
          this.$refs.cropper.stopCrop()
        },
        clearCrop() {
          // clear
          this.$refs.cropper.clearCrop()
        },
        refreshCrop() {
          // clear
          this.$refs.cropper.refresh()
        },
        changeScale(num) {
          num = num || 1
          this.$refs.cropper.changeScale(num)
        },
        rotateLeft() {
          this.$refs.cropper.rotateLeft()
        },
        rotateRight() {
          this.$refs.cropper.rotateRight()
        },
        finish(type) {
          // 输出
          // var test = window.open('about:blank')
          // test.document.body.innerHTML = '图片生成中..'
          if (type === 'blob') {
            this.$refs.cropper.getCropBlob((data) => {
              var img = window.URL.createObjectURL(data)
              this.model = true
              this.modelSrc = img
            })
          } else {
            this.$refs.cropper.getCropData((data) => {
              this.model = true
              this.modelSrc = data
            })
          }
        },
        // 实时预览函数
        realTime(data) {
          console.log(data)
          this.previews = data
        },

        finish2(type) {
          this.$refs.cropper2.getCropData((data) => {
            this.model = true
            this.modelSrc = data
          })
        },
        finish3(type) {
          this.$refs.cropper3.getCropData((data) => {
            this.model = true
            this.modelSrc = data
          })
        },
        down(type) {
          // event.preventDefault()
          var aLink = document.createElement('a')
          aLink.download = 'demo'
          // 输出
          if (type === 'blob') {
            this.$refs.cropper.getCropBlob((data) => {
              this.downImg = window.URL.createObjectURL(data)
              aLink.href = window.URL.createObjectURL(data)
              aLink.click()
            })
          } else {
            this.$refs.cropper.getCropData((data) => {
              this.downImg = data
              aLink.href = data
              aLink.click()
            })
          }
        },

        uploadImg(e, num) {
          //上传图片
          // this.option.img
          var file = e.target.files[0]
          if (!/\.(gif|jpg|jpeg|png|bmp|GIF|JPG|PNG)$/.test(e.target.value)) {
            alert('图片类型必须是.gif,jpeg,jpg,png,bmp中的一种')
            return false
          }
          var reader = new FileReader()
          reader.onload = (e) => {
            let data
            if (typeof e.target.result === 'object') {
              // 把Array Buffer转化为blob 如果是base64不需要
              data = window.URL.createObjectURL(new Blob([e.target.result]))
            } else {
              data = e.target.result
            }
            if (num === 1) {
              this.option.img = data
            } else if (num === 2) {
              this.example2.img = data
            }
          }
          // 转化为base64
          // reader.readAsDataURL(file)
          // 转化为blob
          reader.readAsArrayBuffer(file)
        },
        imgLoad(msg) {
          console.log(msg)
        }
      },
      mounted() {
        console.log(window['vue-cropper'])
      }
    })
  </script>
</body>

</html>