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+<template>
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+ <Scroll ref="scroll" class="scroll-view" v-bind="attrMerge" v-on="listenerMerge">
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+ <slot slot="default"></slot>
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+ <template slot="pulldown" slot-scope="props">
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+ <div v-if="props.pullDownRefresh"
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+ class="pulldown-wrapper"
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+ :style="props.pullDownStyle">
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+ <div class="pulldown-content">
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+ <div v-show="props.beforePullDown">
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+ <div id="beforePullDown"></div>
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+ </div>
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+ <div v-show="!props.beforePullDown">
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+ <div id="afterPullDown"></div>
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+ </div>
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+ </div>
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+ </div>
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+ </template>
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+ </Scroll>
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+</template>
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+
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+<script>
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+import {Scroll} from 'cube-ui';
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+
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+export default {
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+ name: 'ScrollView',
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+ mounted() {
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+ this.$nextTick(() => {
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+ this._initLottie();
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+ });
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+ },
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+ computed: {
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+ attrMerge() {
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+ return Object.assign({},
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+ {
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+ scrollEvents: ['scroll']
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+ },
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+ this.$attrs,
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+ );
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+ },
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+ listenerMerge() {
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+ return Object.assign({},
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+ this.$listeners,
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+ {
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+ scroll: this.onScroll.bind(this)
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+ }
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+ );
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+ }
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+ },
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+ methods: {
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+ onScroll(pos) {
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+ if (!this.$refs.scroll.pullDownRefresh) {
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+ return;
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+ }
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+ if (this.$refs.scroll.beforePullDown) {
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+ if (pos.y > 43) {
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+ this.lottieBefore.goToAndStop(Math.abs(pos.y - 43) * 15);
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+ }
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+ } else {
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+ this.lottieBefore.goToAndStop(0);
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+ }
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+ this.$emit('scroll', pos);
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+ },
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+ forceUpdate(dirty) {
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+ this.$refs.scroll.forceUpdate(dirty);
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+ },
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+ _initLottie() {
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+ setTimeout(() => {
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+ import(/* webpackChunkName: "lottie-web" */ 'lottie-web').then(lottie => {
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+ this.lottieBefore = lottie.loadAnimation({
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+ container: document.getElementById('beforePullDown'), // the dom element that will contain the animation
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+ renderer: 'svg',
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+ loop: false,
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+ autoplay: false,
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+ path: 'https://cdn.yoho.cn/mapp/lottie/ufo-pull-1227.json' // the path to the animation json
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+ });
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+ this.lottieAfter = lottie.loadAnimation({
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+ container: document.getElementById('afterPullDown'), // the dom element that will contain the animation
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+ renderer: 'svg',
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+ loop: true,
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+ autoplay: true,
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+ path: 'https://cdn.yoho.cn/mapp/lottie/ufo-refresh-1227.json' // the path to the animation json
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+ });
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+ });
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+ }, 200);
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+ }
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+ },
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+ components: {Scroll}
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+};
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+</script>
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+
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+<style lang="scss" scoped>
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+.scroll-view {
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+ position: absolute;
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+ top: 0;
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+ right: 0;
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+ left: 0;
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+ bottom: 0;
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+ overflow: hidden;
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+ background: #fff;
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+}
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+
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+.pulldown-wrapper {
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+ position: absolute;
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+ width: 100%;
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+ left: 0;
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+ top: -200px;
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+ display: flex;
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+ justify-content: center;
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+ align-items: center;
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110
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+ transition: all;
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111
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+
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112
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+ .pulldown-content {
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+ padding-left: 60px;
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114
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+ padding-right: 60px;
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+ width: 100%;
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116
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+ height: 168px;
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117
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+ }
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118
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+}
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119
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+</style> |
