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423 lines
13 KiB
423 lines
13 KiB
4 years ago
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta http-equiv="X-UA-Compatible" content="ie=edge">
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<title>test vue-cropper</title>
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<style>
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* {
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margin: 0;
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padding: 0;
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}
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.cut {
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width: 500px;
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height: 500px;
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margin: 30px auto;
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}
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.c-item {
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max-width: 800px;
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margin: 10px auto;
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margin-top: 20px;
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}
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.content {
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margin: auto;
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max-width: 1200px;
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margin-bottom: 100px;
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}
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.test-button {
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display: flex;
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flex-wrap: wrap;
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align-content: center;
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justify-content: center;
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}
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.btn {
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display: inline-block;
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line-height: 1;
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white-space: nowrap;
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cursor: pointer;
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background: #fff;
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border: 1px solid #c0ccda;
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color: #1f2d3d;
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text-align: center;
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box-sizing: border-box;
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outline: none;
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margin:20px 10px 0px 0px;
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padding: 9px 15px;
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font-size: 14px;
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border-radius: 4px;
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color: #fff;
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background-color: #50bfff;
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border-color: #50bfff;
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transition: all .2s ease;
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text-decoration: none;
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user-select: none;
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}
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.des {
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line-height: 30px;
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}
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code.language-html {
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padding: 10px 20px;
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margin: 10px 0px;
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display: block;
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background-color: #333;
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color: #fff;
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overflow-x: auto;
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font-family: Consolas, Monaco, Droid, Sans, Mono, Source, Code, Pro, Menlo, Lucida, Sans, Type, Writer, Ubuntu, Mono;
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border-radius: 5px;
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white-space: pre;
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}
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.show-info {
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margin-bottom: 50px;
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}
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.show-info h2 {
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line-height: 50px;
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}
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/*.title, .title:hover, .title-focus, .title:visited {
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color: black;
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}*/
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.title {
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display: block;
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text-decoration: none;
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text-align: center;
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line-height: 1.5;
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margin: 20px 0px;
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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);
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color: transparent;
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-webkit-background-clip: text;
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background-size: 200% 100%;
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animation: slide 5s infinite linear;
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font-size: 40px;
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}
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.test {
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height: 500px;
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}
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.model {
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position: fixed;
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z-index: 10;
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width: 100vw;
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height: 100vh;
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overflow: auto;
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top: 0;
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left: 0;
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background: rgba(0, 0, 0, 0.8);
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}
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.model-show {
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display: flex;
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justify-content: center;
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align-items: center;
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width: 100vw;
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height: 100vh;
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}
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.model img {
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display: block;
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margin: auto;
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max-width: 80%;
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user-select: none;
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background-position: 0px 0px, 10px 10px;
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background-size: 20px 20px;
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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%);
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}
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.c-item {
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display: block;
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user-select: none;
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}
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@keyframes slide {
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0% {
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background-position: 0 0;
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}
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100% {
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background-position: -100% 0;
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}
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}
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</style>
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</head>
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<body>
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<div id="app">
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<div class="model" v-show="model" @click="model = false">
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<div class="model-show">
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<img :src="modelSrc" alt="">
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</div>
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</div>
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<p>例子</p>
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<div class="cut">
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<vue-cropper ref="cropper" :img="option.img" :output-size="option.size" :output-type="option.outputType" :info="true" :full="option.full"
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:can-move="option.canMove" :can-move-box="option.canMoveBox" :fixed-box="option.fixedBox" :original="option.original"
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:auto-crop="option.autoCrop" :auto-crop-width="option.autoCropWidth" :auto-crop-height="option.autoCropHeight" :center-box="option.centerBox"
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@real-time="realTime" :high="option.high" ></vue-cropper>
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</div>
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<div class="test-button">
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<button @click="changeImg" class="btn">changeImg</button>
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<label class="btn" for="uploads">upload</label>
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<input type="file" id="uploads" style="position:absolute; clip:rect(0 0 0 0);" accept="image/png, image/jpeg, image/gif, image/jpg"
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@change="uploadImg($event, 1)">
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<button @click="startCrop" v-if="!crap" class="btn">start</button>
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<button @click="stopCrop" v-else class="btn">stop</button>
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<button @click="clearCrop" class="btn">clear</button>
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<button @click="refreshCrop" class="btn">refresh</button>
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<button @click="changeScale(1)" class="btn">+</button>
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<button @click="changeScale(-1)" class="btn">-</button>
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<button @click="rotateLeft" class="btn">rotateLeft</button>
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<button @click="rotateRight" class="btn">rotateRight</button>
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<button @click="finish('base64')" class="btn">preview(base64)</button>
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<button @click="finish('blob')" class="btn">preview(blob)</button>
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<a @click="down('base64')" class="btn">download(base64)</a>
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<a @click="down('blob')" class="btn">download(blob)</a>
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<div style="display:block; width: 100%;">
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<label class="c-item">
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<span>上传图片是否显示原始宽高 (针对大图 可以铺满)</span>
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<input type="checkbox" v-model="option.original">
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<span>original: {{ option.original}}</span>
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</label>
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<label class="c-item">
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<span>能否拖动图片</span>
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<input type="checkbox" v-model="option.canMove">
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</label>
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<label class="c-item">
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<span>能否拖动截图框</span>
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<input type="checkbox" v-model="option.canMoveBox">
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<span>canMoveBox: {{ option.canMoveBox}}</span>
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</label>
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<label class="c-item">
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<span>截图框固定大小</span>
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<input type="checkbox" v-model="option.fixedBox">
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<span>fixedBox: {{ option.fixedBox}}</span>
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</label>
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<label class="c-item">
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<span>是否输出原图比例的截图</span>
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<input type="checkbox" v-model="option.full">
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<span>full: {{ option.full}}</span>
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</label>
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<label class="c-item">
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<span>是否自动生成截图框</span>
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<input type="checkbox" v-model="option.autoCrop">
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<span>autoCrop: {{ option.autoCrop}}</span>
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</label>
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<label class="c-item">
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<span>是否根据dpr生成适合屏幕的高清图片</span>
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<input type="checkbox" v-model="option.high">
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<span>high: {{ option.high}}</span>
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</label>
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<label class="c-item">
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<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>
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<input type="checkbox" v-model="option.centerBox">
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<span>centerBox: {{ option.centerBox}}</span>
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</label>
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<label class="c-item">
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<p>输出图片格式</p>
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<label>jpg
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<input type="radio" name="type" value="jpeg" v-model="option.outputType">
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</label>
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<label>png
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<input type="radio" name="type" value="png" v-model="option.outputType">
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</label>
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<label>webp
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<input type="radio" name="type" value="webp" v-model="option.outputType">
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</label>
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</label>
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</div>
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</div>
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<div class="show-preview" :style="{'width': previews.w + 'px', 'height': previews.h + 'px', 'overflow': 'hidden', 'margin': '5px'}">
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<div :style="previews.div">
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<img :src="previews.url" :style="previews.img">
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</div>
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</div>
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</div>
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<!-- <script src="https://vuejs.org/js/vue.min.js"></script> -->
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<script src="https://cdn.jsdelivr.net/npm/vue@2.5.17/dist/vue.js"></script>
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<script src="../dist/index.js"></script>
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<script>
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Vue.use(window['vue-cropper'])
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var a = new Vue({
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el: '#app',
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data: {
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model: false,
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modelSrc: '',
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crap: false,
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previews: {},
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lists: [
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{
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img: 'http://ofyaji162.bkt.clouddn.com/touxiang.jpg'
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},
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{
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img: 'https://o90cnn3g2.qnssl.com/0C3ABE8D05322EAC3120DDB11F9D1F72.png'
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},
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{
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img: 'http://ofyaji162.bkt.clouddn.com/bg1.jpg',
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},
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{
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img: 'http://ofyaji162.bkt.clouddn.com/bg2.jpg',
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},
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{
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img: 'http://ofyaji162.bkt.clouddn.com/can.jpg'
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},
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{
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img: 'http://ofyaji162.bkt.clouddn.com/nightcat.jpg'
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}
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],
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option: {
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img: 'https://avatars3.githubusercontent.com/u/15681693',
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size: 1,
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full: false,
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outputType: 'png',
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canMove: true,
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fixedBox: false,
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original: false,
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canMoveBox: true,
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autoCrop: true,
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// 只有自动截图开启 宽度高度才生效
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autoCropWidth: 200,
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autoCropHeight: 150,
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centerBox: false,
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high: true
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},
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show: true
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},
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methods: {
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changeImg() {
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this.option.img = this.lists[~~(Math.random() * this.lists.length)].img
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},
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startCrop() {
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// start
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this.crap = true
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this.$refs.cropper.startCrop()
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},
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stopCrop() {
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// stop
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this.crap = false
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this.$refs.cropper.stopCrop()
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},
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clearCrop() {
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// clear
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this.$refs.cropper.clearCrop()
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},
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refreshCrop() {
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// clear
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this.$refs.cropper.refresh()
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},
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changeScale(num) {
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num = num || 1
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this.$refs.cropper.changeScale(num)
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},
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rotateLeft() {
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this.$refs.cropper.rotateLeft()
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},
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rotateRight() {
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this.$refs.cropper.rotateRight()
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},
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finish(type) {
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// 输出
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// var test = window.open('about:blank')
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// test.document.body.innerHTML = '图片生成中..'
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if (type === 'blob') {
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this.$refs.cropper.getCropBlob((data) => {
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var img = window.URL.createObjectURL(data)
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this.model = true
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this.modelSrc = img
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})
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} else {
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this.$refs.cropper.getCropData((data) => {
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this.model = true
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this.modelSrc = data
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})
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}
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},
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// 实时预览函数
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realTime(data) {
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console.log(data)
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this.previews = data
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},
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finish2(type) {
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this.$refs.cropper2.getCropData((data) => {
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this.model = true
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this.modelSrc = data
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})
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},
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finish3(type) {
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this.$refs.cropper3.getCropData((data) => {
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this.model = true
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this.modelSrc = data
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})
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},
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down(type) {
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// event.preventDefault()
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var aLink = document.createElement('a')
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aLink.download = 'demo'
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// 输出
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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>
|