449 lines
9.5 KiB
Vue
449 lines
9.5 KiB
Vue
<template>
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<div class="drag-verify-container">
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<div :style="dragVerifyImgStyle" style="background-color: var(--el-color-primary)">
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<img ref="checkImg" :src="imgsrc" class="check-img" :class="{goOrigin:isOk}" @load="checkimgLoaded"
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:style="imgStyle" alt="">
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<div class="tips success" v-if="showTips && isPassing">{{successTip}}</div>
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<div class="tips danger" v-if="showTips && !isPassing && showErrorTip">{{failTip}}</div>
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</div>
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<div ref="dragVerify" class="drag_verify" :style="dragVerifyStyle" @mousemove="dragMoving" @mouseup="dragFinish"
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@mouseleave="dragFinish" @touchmove.prevent="dragMoving" @touchend.prevent="dragFinish">
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<div class="dv_progress_bar" :class="{goFirst2:isOk}" ref="progressBar" :style="progressBarStyle">
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{{successMessage}}
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</div>
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<div class="dv_text" :style="textStyle" ref="message">
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{{message}}
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</div>
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<div class="dv_handler dv_handler_bg" :class="{goFirst:isOk}" @mousedown="dragStart" @touchstart.prevent="dragStart"
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ref="handler" :style="handlerStyle" style="background-color: var(--el-color-primary);">
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<i :class="handlerIcon" style="color: #FFF;"></i>
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</div>
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</div>
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</div>
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</template>
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<script lang="ts">
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export default {
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name: "dragVerify",
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props: {
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isPassing: {
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type: Boolean,
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default: false
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},
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width: {
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type: Number,
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default: 250
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},
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height: {
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type: Number,
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default: 40
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},
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text: {
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type: String,
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default: "swiping to the right side"
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},
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successText: {
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type: String,
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default: "success"
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},
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background: {
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type: String,
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default: "#eee"
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},
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progressBarBg: {
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type: String,
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default: "#76c61d"
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},
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completedBg: {
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type: String,
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default: "#76c61d"
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},
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circle: {
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type: Boolean,
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default: false
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},
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radius: {
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type: String,
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default: "4px"
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},
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handlerIcon: {
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type: String
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},
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successIcon: {
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type: String
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},
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handlerBg: {
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type: String,
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default: "#fff"
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},
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textSize: {
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type: String,
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default: "14px"
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},
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textColor: {
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type: String,
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default: "#333"
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},
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imgsrc: {
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type: String
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},
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showTips: {
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type: Boolean,
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default: true
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},
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successTip: {
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type: String,
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default: "验证通过"
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},
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failTip: {
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type: String,
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default: "验证失败"
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},
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diffDegree: {
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type: Number,
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default: 10
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},
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minDegree: {
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type: Number,
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default: 90
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},
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maxDegree: {
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type: Number,
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default: 270
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}
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},
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mounted: function () {
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const dragEl = this.$refs.dragVerify;
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dragEl.style.setProperty("--textColor", this.textColor);
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dragEl.style.setProperty("--width", Math.floor(this.width / 2) + "px");
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dragEl.style.setProperty("--pwidth", -Math.floor(this.width / 2) + "px");
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},
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computed: {
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handlerStyle: function () {
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return {
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width: this.height + "px",
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height: this.height + "px",
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background: this.handlerBg
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};
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},
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message: function () {
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return this.isPassing ? "" : this.text;
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},
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successMessage: function () {
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return this.isPassing ? this.successText : "";
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},
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dragVerifyStyle: function () {
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return {
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width: this.width + "px",
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height: this.height + "px",
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lineHeight: this.height + "px",
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marginTop: '20px',
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background: this.background,
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borderRadius: this.circle ? this.height / 2 + "px" : this.radius
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};
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},
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dragVerifyImgStyle: function () {
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return {
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width: this.width + "px",
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height: this.width + "px",
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position: "relative",
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overflow: "hidden",
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"border-radius": "50%"
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};
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},
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progressBarStyle: function () {
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return {
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background: this.progressBarBg,
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height: this.height + "px",
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borderRadius: this.circle
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? this.height / 2 + "px 0 0 " + this.height / 2 + "px"
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: this.radius
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};
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},
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textStyle: function () {
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return {
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height: this.height + "px",
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width: this.width + "px",
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fontSize: this.textSize
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};
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},
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factor: function () {
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//避免指定旋转角度时一直拖动到最右侧才验证通过
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if (this.minDegree == this.maxDegree) {
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return Math.floor(1 + Math.random() * 6) / 10 + 1;
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}
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return 1;
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}
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},
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data() {
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return {
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isMoving: false,
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x: 0,
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isOk: false,
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showBar: false,
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showErrorTip: false,
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ranRotate: 0,
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cRotate: 0,
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imgStyle: {}
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};
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},
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methods: {
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checkimgLoaded: function () {
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//生成旋转角度
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var minDegree = this.minDegree;
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var maxDegree = this.maxDegree;
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var ranRotate = Math.floor(
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minDegree + Math.random() * (maxDegree - minDegree)
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); //生成随机角度
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this.ranRotate = ranRotate;
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//console.log("旋转" + ranRotate);
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this.imgStyle = {
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transform: `rotateZ(${ranRotate}deg)`
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};
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},
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dragStart: function (e) {
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if (!this.isPassing) {
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this.isMoving = true;
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this.x =
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(e.pageX || e.touches[0].pageX)
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}
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this.showBar = true;
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this.showErrorTip = false;
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this.$emit("handlerMove");
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},
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dragMoving: function (e) {
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if (this.isMoving && !this.isPassing) {
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var _x = (e.pageX || e.touches[0].pageX) - this.x;
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//console.log(_x, "_x");
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var handler = this.$refs.handler;
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handler.style.left = _x + "px";
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this.$refs.progressBar.style.width = _x + this.height / 2 + "px";
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var cRotate = Math.ceil(
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(_x / (this.width - this.height)) * this.maxDegree * this.factor
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);
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//console.log(cRotate, "cRotate");
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this.cRotate = cRotate;
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var rotate = this.ranRotate - cRotate;
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this.imgStyle = {
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transform: `rotateZ(${rotate}deg)`
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};
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}
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},
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dragFinish: function (e) {
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if (this.isMoving && !this.isPassing) {
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if (Math.abs(this.ranRotate - this.cRotate) > this.diffDegree) {
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this.isOk = true;
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this.imgStyle = {
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transform: `rotateZ(${this.ranRotate}deg)`
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};
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var that = this;
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setTimeout(function () {
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that.$refs.handler.style.left = "0";
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that.$refs.progressBar.style.width = "0";
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that.isOk = false;
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}, 500);
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this.showErrorTip = true;
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this.$emit("passfail");
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} else {
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this.passVerify();
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}
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this.isMoving = false;
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}
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},
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passVerify: function () {
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this.$emit("update:isPassing", true);
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this.isMoving = false;
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var handler = this.$refs.handler;
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handler.children[0].className = this.successIcon;
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this.$refs.progressBar.style.background = this.completedBg;
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this.$refs.message.style["-webkit-text-fill-color"] = "unset";
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this.$refs.message.style.animation = "slidetounlock2 3s infinite";
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this.$refs.progressBar.style.color = "#fff";
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this.$refs.progressBar.style.fontSize = this.textSize;
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this.$emit("passcallback");
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},
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reset: function () {
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this.reImg();
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this.checkimgLoaded();
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},
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reImg: function () {
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this.$emit("update:isPassing", false);
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const oriData = this.$options.data();
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for (const key in oriData) {
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if (Object.prototype.hasOwnProperty.call(oriData, key)) {
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this[key] = oriData[key]
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}
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}
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var handler = this.$refs.handler;
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var message = this.$refs.message;
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handler.style.left = "0";
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this.$refs.progressBar.style.width = "0";
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handler.children[0].className = this.handlerIcon;
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message.style["-webkit-text-fill-color"] = "transparent";
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message.style.animation = "slidetounlock 3s infinite";
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message.style.color = this.background;
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},
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refreshimg: function () {
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this.$emit("refresh");
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}
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},
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watch: {
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imgsrc: {
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immediate: false,
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handler: function () {
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this.reImg();
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}
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}
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}
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};
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</script>
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<style scoped>
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.drag_verify {
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position: relative;
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background-color: #e8e8e8;
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text-align: center;
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overflow: hidden;
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}
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.drag_verify .dv_handler {
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position: absolute;
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top: 0px;
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left: 0px;
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cursor: move;
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}
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.drag_verify .dv_handler i {
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color: #666;
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padding-left: 0;
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font-size: 16px;
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}
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.drag_verify .dv_handler .el-icon-circle-check {
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color: #6c6;
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margin-top: 9px;
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}
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.drag_verify .dv_progress_bar {
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position: absolute;
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height: 34px;
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width: 0px;
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}
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.drag_verify .dv_text {
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position: absolute;
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top: 0px;
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color: transparent;
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-moz-user-select: none;
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-webkit-user-select: none;
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user-select: none;
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-o-user-select: none;
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-ms-user-select: none;
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background: -webkit-gradient(linear,
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left top,
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right top,
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color-stop(0, var(--textColor)),
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color-stop(0.4, var(--textColor)),
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color-stop(0.5, #fff),
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color-stop(0.6, var(--textColor)),
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color-stop(1, var(--textColor)));
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-webkit-background-clip: text;
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-webkit-text-fill-color: transparent;
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-webkit-text-size-adjust: none;
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animation: slidetounlock 3s infinite;
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}
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.drag_verify .dv_text * {
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-webkit-text-fill-color: var(--textColor);
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}
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.goFirst {
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left: 0px !important;
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transition: left 0.5s;
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}
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.goOrigin {
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transition: transform 0.5s;
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}
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.goKeep {
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transition: left 0.2s;
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}
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.goFirst2 {
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width: 0px !important;
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transition: width 0.5s;
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}
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.drag-verify-container {
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position: relative;
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line-height: 0;
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border-radius: 50%;
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}
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.move-bar {
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position: absolute;
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z-index: 100;
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}
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.clip-bar {
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position: absolute;
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background: rgba(255, 255, 255, 0.8);
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}
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.refresh {
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position: absolute;
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right: 5px;
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top: 5px;
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cursor: pointer;
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font-size: 20px;
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z-index: 200;
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}
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.tips {
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position: absolute;
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bottom: 25px;
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height: 20px;
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line-height: 20px;
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text-align: center;
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width: 100%;
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font-size: 12px;
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z-index: 200;
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}
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.tips.success {
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background: rgba(255, 255, 255, 0.6);
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color: green;
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}
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.tips.danger {
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background: rgba(0, 0, 0, 0.6);
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color: yellow;
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}
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.check-img {
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width: 100%;
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border-radius: 50%;
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}
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</style>
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<style>
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@-webkit-keyframes slidetounlock {
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0% {
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background-position: var(--pwidth) 0;
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}
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100% {
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background-position: var(--width) 0;
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}
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}
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@-webkit-keyframes slidetounlock2 {
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0% {
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background-position: var(--pwidth) 0;
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}
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100% {
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background-position: var(--pwidth) 0;
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}
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}
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</style> |