475 lines
14 KiB
HTML
475 lines
14 KiB
HTML
<!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@vue2</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" v-bind="option"></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);"
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accept="image/png, image/jpeg, image/gif, image/jpg" @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>图片默认渲染方式</span>
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<select v-model="option.mode">
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<option value="contain">contain</option>
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<option value="cover">cover</option>
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<option value="400px auto">400px auto</option>
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<option value="auto 400px">auto 400px</option>
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<option value="50%">50%</option>
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<option value="auto 50%">auto 50%</option>
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</select>
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<section>
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类似css background属性设置 设置不符合规范不生效， 参照文档说明
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</section>
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</label>
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<label class="c-item">
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<span>上传时图片最大大小(默认会压缩尺寸到这个大小)</span>
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<input type="nubmer" v-model="option.maxImgSize">
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</label>
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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>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>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>截图信息展示是否是真实的输出宽高</span>
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<input type="checkbox" v-model="option.infoTrue">
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<span>infoTrue: {{ option.infoTrue}}</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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<span>canMove: {{ option.canMove}}</span>
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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>是否开启截图框比例</span>
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<input type="checkbox" v-model="option.fixed">
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<span>fixed: {{ option.fixed}}</span>
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</label>
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<label class="c-item">
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<span>固定截图框比例</span>
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<span>宽度: </span><input type="number" v-model="option.fixedNumber[0]">
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<span>高度: </span><input type="number" v-model="option.fixedNumber[1]">
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</label>
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<label class="c-item">
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<span>截图框的最小限制</span>
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<span>宽度: </span><input type="number" v-model="option.limitMinSize[0]">
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<span>高度: </span><input type="number" v-model="option.limitMinSize[1]">
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</label>
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<label class="c-item">
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<span>自动生成截图框的宽高</span>
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<span>宽度: </span><input type="number" v-model="option.autoCropWidth">
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<span>高度: </span><input type="number" v-model="option.autoCropHeight">
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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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<span>是否按照截图框比例输出 默认为1 </span>
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<input type="number" v-model="option.enlarge">
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</label>
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<p>输出图片格式</p>
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<label class="c-item">
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<label>jpg <input type="radio" name="type" value="jpeg" v-model="option.outputType"></label>
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<label>png <input type="radio" name="type" value="png" v-model="option.outputType"></label>
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<label>webp <input type="radio" name="type" value="webp" v-model="option.outputType"></label>
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</label>
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</div>
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</div>
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<div class="show-preview"
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: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://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: 'https://fengyuanchen.github.io/cropper/images/picture.jpg'
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// },
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{
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img: "https://avatars2.githubusercontent.com/u/15681693?s=460&v=4"
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},
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{
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img: "http://cdn.xyxiao.cn/Landscape_1.jpg"
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},
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{
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img: "http://cdn.xyxiao.cn/Landscape_2.jpg"
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},
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{
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img: "http://cdn.xyxiao.cn/Landscape_3.jpg"
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},
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{
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img: "http://cdn.xyxiao.cn/Landscape_4.jpg"
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},
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{
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img: "http://cdn.xyxiao.cn/Portrait_1.jpg"
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},
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{
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img: "http://cdn.xyxiao.cn/Portrait_2.jpg"
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}
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],
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option: {
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img: "https://avatars2.githubusercontent.com/u/15681693?s=460&v=4",
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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: false,
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cropData: {},
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enlarge: 1,
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mode: 'contain',
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maxImgSize: 3000,
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limitMinSize: [50, 50],
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fixed: false,
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fixedNumber: [2, 1],
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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') {
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this.$refs.cropper.getCropBlob((data) => {
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this.downImg = window.URL.createObjectURL(data)
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aLink.href = window.URL.createObjectURL(data)
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aLink.click()
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})
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} else {
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this.$refs.cropper.getCropData((data) => {
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this.downImg = data
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aLink.href = data
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aLink.click()
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})
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}
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},
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uploadImg(e, num) {
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//上传图片
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// this.option.img
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var file = e.target.files[0]
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if (!/\.(gif|jpg|jpeg|png|bmp|GIF|JPG|PNG)$/.test(e.target.value)) {
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alert('图片类型必须是.gif,jpeg,jpg,png,bmp中的一种')
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return false
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}
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var reader = new FileReader()
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reader.onload = (e) => {
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let data
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if (typeof e.target.result === 'object') {
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// 把Array Buffer转化为blob 如果是base64不需要
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data = window.URL.createObjectURL(new Blob([e.target.result]))
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} else {
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data = e.target.result
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}
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if (num === 1) {
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this.option.img = data
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} else if (num === 2) {
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this.example2.img = data
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}
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}
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// 转化为base64
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// reader.readAsDataURL(file)
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// 转化为blob
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reader.readAsArrayBuffer(file)
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},
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imgLoad(msg) {
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console.log(msg)
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}
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},
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mounted() {
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console.log(window['vue-cropper'])
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}
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})
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</script>
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</body>
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</html> |