<template>
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<!--本文件由FirstUI授权予四川政采招投标咨询有限公司（会员ID：1 6 3，营业执照号： 9 1 5 10 13 1 3 32 006 193K）专用，请尊重知识产权，勿私下传播，违者追究法律责任。-->
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<view class="fui-lottie__wrap">
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<!-- #ifdef APP-VUE || H5 -->
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<view ref="lottieRef" id="lottieRef" :prop="options" :change:prop="handler.changeProp" :action="actionVal"
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:change:action="handler.changeAction" :style="{width:width+'rpx',height:height+'rpx'}"></view>
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<!-- #endif -->
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<!-- #ifdef MP -->
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<canvas :style="{width:lottieW+'px',height:lottieH+'px'}" :class="canvasId" type="2d"></canvas>
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<!-- #endif -->
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</view>
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</template>
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<!-- #ifdef APP-VUE || H5 -->
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<script module="handler" lang="renderjs">
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import lottie from './fui-lottie-app.js'
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export default {
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data() {
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return {
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ani: null,
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prevAction: '',
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isInit: false
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}
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},
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methods: {
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changeProp(vals, old) {
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let appVue3 = false
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// #ifdef APP-VUE
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// #ifdef VUE3
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appVue3 = true;
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// #endif
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// #endif
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if (!this.isInit && !appVue3) return;
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this.init(vals || old)
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},
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changeAction(newVal, oldVal) {
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const action = newVal || oldVal
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if (action === this.prevAction) return;
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this.prevAction = action;
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try {
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this.ani && this.ani[action]()
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} catch (e) {
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//TODO handle the exception
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}
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},
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init(vals) {
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if (!vals || (!vals.path && !vals.animationData)) return;
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this.ani && this.ani.destroy();
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this.$nextTick(() => {
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this.ani = lottie.loadAnimation({
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// #ifndef H5
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container: document.getElementById('lottieRef'),
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// #endif
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// #ifdef H5
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container: this.$refs.lottieRef.$el,
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// #endif
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renderer: 'svg',
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loop: vals.loop === undefined ? true : vals.loop,
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autoplay: vals.autoplay === undefined ? true : vals.autoplay,
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path: vals.path,
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// 只能加载本地json，优先级高于path
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animationData: vals.animationData
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});
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})
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}
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},
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mounted() {
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setTimeout(() => {
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this.init(this.options)
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this.isInit = true;
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}, 200)
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}
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}
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</script>
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<!-- #endif -->
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<script>
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// #ifdef MP
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import lottieMp from './fui-lottie-mp.js'
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// #endif
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export default {
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name: "fui-lottie",
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props: {
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width: {
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type: [Number, String],
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default: 600
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},
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height: {
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type: [Number, String],
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default: 400
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},
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options: {
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type: Object,
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default () {
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return {
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path: '',
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animationData: '',
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autoplay: true,
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loop: true
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}
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}
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},
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//动画操作，可取值 play、pause、stop、destroy
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action: {
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type: String,
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default: 'play'
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}
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},
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watch: {
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// #ifdef MP
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actionVal() {
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this.changeMpAction()
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},
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options() {
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if (!this.mpInitFlag) return;
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this.initMp();
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},
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// #endif
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action(val) {
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this.actionVal = this.getAction(this.action)
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}
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},
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data() {
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const canvasId = `fui_lt_${Math.ceil(Math.random() * 10e5).toString(36)}`
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return {
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canvasId,
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// #ifdef MP
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lottieW: 300,
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lottieH: 200,
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// #endif
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//可取值 play、pause、stop、destroy
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actionVal: ''
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};
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},
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// #ifdef VUE2
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beforeDestroy() {
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this.actionVal = 'destroy'
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},
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// #endif
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// #ifdef VUE3
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beforeUnmount() {
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this.actionVal = 'destroy'
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},
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// #endif
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// #ifdef MP
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created() {
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this.aniMp = null
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this.mpInitFlag = false
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this.lottieW = uni.upx2px(Number(this.width))
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this.lottieH = uni.upx2px(Number(this.height))
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},
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// #endif
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mounted() {
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this.actionVal = this.getAction(this.action)
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// #ifdef MP
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this.$nextTick(() => {
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setTimeout(() => {
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this.initMp()
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}, 50);
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})
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// #endif
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},
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methods: {
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// #ifdef MP
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changeMpAction() {
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try {
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this.aniMp && this.aniMp[this.actionVal]()
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} catch (e) {
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//TODO handle the exception
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}
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},
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initMp() {
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const options = {
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...this.options
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}
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if (!options.path && !options.animationData) return;
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this.aniMp && this.aniMp.destroy();
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this.$nextTick(() => {
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const query = uni.createSelectorQuery()
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// #ifndef MP-ALIPAY
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.in(this)
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// #endif
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// #ifndef MP-QQ
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query.selectAll(`.${this.canvasId}`).node(res => {
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const canvas = res[0].node;
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const context = canvas.getContext('2d');
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const dpr = uni.getSystemInfoSync().pixelRatio;
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canvas.width = this.lottieW * dpr;
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canvas.height = this.lottieH * dpr;
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context.scale(dpr, dpr);
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lottieMp.setup(canvas)
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this.aniMp = lottieMp.loadAnimation({
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loop: options.loop === undefined ? true : options.loop,
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autoplay: options.autoplay === undefined ? true : options.autoplay,
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//只支持网络地址
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path: options.path,
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animationData: options.animationData,
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rendererSettings: {
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context,
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},
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})
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this.mpInitFlag = true
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}).exec()
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// #endif
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});
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},
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// #endif
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getAction(action) {
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const actions = ['play', 'pause', 'stop', 'destroy']
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let val = 'play'
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if (~actions.indexOf(action)) {
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val = action
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}
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return val
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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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/* #ifndef APP-NVUE */
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.fui-lottie__wrap {
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display: inline-flex;
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}
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/* #endif */
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</style>
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