109 lines
2.1 KiB
Vue
Executable File
109 lines
2.1 KiB
Vue
Executable File
<style>
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.zoomView {
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background-color: #eee;
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height: 250px;
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/* overflow: hidden; */
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position: relative;
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}
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#zoomView_cont {
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background-color: #DDDDDD;
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height: 100%;
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width: 100%;
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transition: all 0.1s;
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position: absolute;
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user-select: none;
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overflow: hidden;
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}
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.zoomView_modal{
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/* background-color: #0000FF; */
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position: absolute;
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width: 100%;
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height: 100%;
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z-index: 9;
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}
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</style>
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<template>
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<div class="zoomView" @mouseup="mouseup" ref="zoomView">
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<span style="font-size: 12px;color: #aaa;">双击回归原位置</span>
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<div id="zoomView_cont" ref="zoomViewCont" :style="{transform: 'scale('+mult+','+mult+')',top:top,left:left}">
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<div class="zoomView_modal">
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</div>
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<slot></slot>
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</div>
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</div>
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</template>
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<script>
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export default {
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data() {
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return {
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mult: 1,
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ismove: false,
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timeout: null,
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top: '0px',
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left: '0px',
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ClientX: '',
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ClientY: '',
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OffsetLeft: '',
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OffsetTop: '',
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}
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},
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beforeDestroy() {
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window.onmousemove = () => {}
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window.mouseup = () => {}
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},
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mounted() {
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this.$refs.zoomView.onmousewheel = (e) => {
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this.mult -= e.deltaY / 1000
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if (this.mult >= 1) {
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} else {
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this.mult = 1
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}
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}
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this.$refs.zoomView.onmousedown = (e) => {
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this.ismove = true
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this.ClientX = e.clientX;
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this.ClientY = e.clientY;
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this.OffsetLeft = this.$refs.zoomViewCont.offsetLeft
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this.OffsetTop = this.$refs.zoomViewCont.offsetTop
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}
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window.onmousemove = (e) => {
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if (this.ismove && (new Date() - this.timeout > 50 || this.timeout == null)) {
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this.top = e.clientY - (this.ClientY - this.OffsetTop) + 'px'
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this.left = e.clientX - (this.ClientX - this.OffsetLeft) + 'px'
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this.timeout = new Date()
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}
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}
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window.mouseup = () => {
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this.ismove = false
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}
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this.$refs.zoomViewCont.ondblclick = () => {
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this.top = '0px'
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this.left = '0px'
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this.mult = 1
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}
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this.$refs.zoomView.ondblclick = () => {
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this.top = '0px'
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this.left = '0px'
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this.mult = 1
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}
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},
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methods: {
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mouseup() {
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this.ismove = false
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}
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}
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}
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</script>
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