From 68c5ef7d9fea3f911e250fb5f8b300bc76099e49 Mon Sep 17 00:00:00 2001
From: jiangping <jp@doumee.com>
Date: 星期四, 26 十月 2023 13:55:49 +0800
Subject: [PATCH] 小程序
---
minipro_standard/uni_modules/uview-ui/components/u-count-to/u-count-to.vue | 184 ++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 184 insertions(+), 0 deletions(-)
diff --git a/minipro_standard/uni_modules/uview-ui/components/u-count-to/u-count-to.vue b/minipro_standard/uni_modules/uview-ui/components/u-count-to/u-count-to.vue
index e69de29..417b732 100644
--- a/minipro_standard/uni_modules/uview-ui/components/u-count-to/u-count-to.vue
+++ b/minipro_standard/uni_modules/uview-ui/components/u-count-to/u-count-to.vue
@@ -0,0 +1,184 @@
+<template>
+ <text
+ class="u-count-num"
+ :style="{
+ fontSize: $u.addUnit(fontSize),
+ fontWeight: bold ? 'bold' : 'normal',
+ color: color
+ }"
+ >{{ displayValue }}</text>
+</template>
+
+<script>
+ import props from './props.js';
+/**
+ * countTo 鏁板瓧婊氬姩
+ * @description 璇ョ粍浠朵竴鑸敤浜庨渶瑕佹粴鍔ㄦ暟瀛楀埌鏌愪竴涓�肩殑鍦烘櫙锛岀洰鏍囪姹傛槸涓�涓�掑鐨勫�笺��
+ * @tutorial https://www.uviewui.com/components/countTo.html
+ * @property {String | Number} startVal 寮�濮嬬殑鏁板�硷紝榛樿浠�0澧為暱鍒版煇涓�涓暟锛堥粯璁� 0 锛�
+ * @property {String | Number} endVal 瑕佹粴鍔ㄧ殑鐩爣鏁板�硷紝蹇呴』 锛堥粯璁� 0 锛�
+ * @property {String | Number} duration 婊氬姩鍒扮洰鏍囨暟鍊肩殑鍔ㄧ敾鎸佺画鏃堕棿锛屽崟浣嶄负姣锛坢s锛� 锛堥粯璁� 2000 锛�
+ * @property {Boolean} autoplay 璁剧疆鏁板�煎悗鏄惁鑷姩寮�濮嬫粴鍔� 锛堥粯璁� true 锛�
+ * @property {String | Number} decimals 瑕佹樉绀虹殑灏忔暟浣嶆暟锛岃瀹樼綉璇存槑锛堥粯璁� 0 锛�
+ * @property {Boolean} useEasing 婊氬姩缁撴潫鏃讹紝鏄惁缂撳姩缁撳熬锛岃瀹樼綉璇存槑锛堥粯璁� true 锛�
+ * @property {String} decimal 鍗佽繘鍒跺垎鍓� 锛� 榛樿 "." 锛�
+ * @property {String} color 瀛椾綋棰滆壊锛� 榛樿 '#606266' )
+ * @property {String | Number} fontSize 瀛椾綋澶у皬锛屽崟浣峱x锛� 榛樿 22 锛�
+ * @property {Boolean} bold 瀛椾綋鏄惁鍔犵矖锛堥粯璁� false 锛�
+ * @property {String} separator 鍗冧綅鍒嗛殧绗︼紝瑙佸畼缃戣鏄�
+ * @event {Function} end 鏁板�兼粴鍔ㄥ埌鐩爣鍊兼椂瑙﹀彂
+ * @example <u-count-to ref="uCountTo" :end-val="endVal" :autoplay="autoplay"></u-count-to>
+ */
+export default {
+ name: 'u-count-to',
+ data() {
+ return {
+ localStartVal: this.startVal,
+ displayValue: this.formatNumber(this.startVal),
+ printVal: null,
+ paused: false, // 鏄惁鏆傚仠
+ localDuration: Number(this.duration),
+ startTime: null, // 寮�濮嬬殑鏃堕棿
+ timestamp: null, // 鏃堕棿鎴�
+ remaining: null, // 鍋滅暀鐨勬椂闂�
+ rAF: null,
+ lastTime: 0 // 涓婁竴娆＄殑鏃堕棿
+ };
+ },
+ mixins: [uni.$u.mpMixin, uni.$u.mixin,props],
+ computed: {
+ countDown() {
+ return this.startVal > this.endVal;
+ }
+ },
+ watch: {
+ startVal() {
+ this.autoplay && this.start();
+ },
+ endVal() {
+ this.autoplay && this.start();
+ }
+ },
+ mounted() {
+ this.autoplay && this.start();
+ },
+ methods: {
+ easingFn(t, b, c, d) {
+ return (c * (-Math.pow(2, (-10 * t) / d) + 1) * 1024) / 1023 + b;
+ },
+ requestAnimationFrame(callback) {
+ const currTime = new Date().getTime();
+ // 涓轰簡浣縮etTimteout鐨勫敖鍙兘鐨勬帴杩戞瘡绉�60甯х殑鏁堟灉
+ const timeToCall = Math.max(0, 16 - (currTime - this.lastTime));
+ const id = setTimeout(() => {
+ callback(currTime + timeToCall);
+ }, timeToCall);
+ this.lastTime = currTime + timeToCall;
+ return id;
+ },
+ cancelAnimationFrame(id) {
+ clearTimeout(id);
+ },
+ // 寮�濮嬫粴鍔ㄦ暟瀛�
+ start() {
+ this.localStartVal = this.startVal;
+ this.startTime = null;
+ this.localDuration = this.duration;
+ this.paused = false;
+ this.rAF = this.requestAnimationFrame(this.count);
+ },
+ // 鏆傚畾鐘舵�侊紝閲嶆柊鍐嶅紑濮嬫粴鍔紱鎴栬�呮粴鍔ㄧ姸鎬佷笅锛屾殏鍋�
+ reStart() {
+ if (this.paused) {
+ this.resume();
+ this.paused = false;
+ } else {
+ this.stop();
+ this.paused = true;
+ }
+ },
+ // 鏆傚仠
+ stop() {
+ this.cancelAnimationFrame(this.rAF);
+ },
+ // 閲嶆柊寮�濮�(鏆傚仠鐨勬儏鍐典笅)
+ resume() {
+ if (!this.remaining) return
+ this.startTime = 0;
+ this.localDuration = this.remaining;
+ this.localStartVal = this.printVal;
+ this.requestAnimationFrame(this.count);
+ },
+ // 閲嶇疆
+ reset() {
+ this.startTime = null;
+ this.cancelAnimationFrame(this.rAF);
+ this.displayValue = this.formatNumber(this.startVal);
+ },
+ count(timestamp) {
+ if (!this.startTime) this.startTime = timestamp;
+ this.timestamp = timestamp;
+ const progress = timestamp - this.startTime;
+ this.remaining = this.localDuration - progress;
+ if (this.useEasing) {
+ if (this.countDown) {
+ this.printVal = this.localStartVal - this.easingFn(progress, 0, this.localStartVal - this.endVal, this.localDuration);
+ } else {
+ this.printVal = this.easingFn(progress, this.localStartVal, this.endVal - this.localStartVal, this.localDuration);
+ }
+ } else {
+ if (this.countDown) {
+ this.printVal = this.localStartVal - (this.localStartVal - this.endVal) * (progress / this.localDuration);
+ } else {
+ this.printVal = this.localStartVal + (this.endVal - this.localStartVal) * (progress / this.localDuration);
+ }
+ }
+ if (this.countDown) {
+ this.printVal = this.printVal < this.endVal ? this.endVal : this.printVal;
+ } else {
+ this.printVal = this.printVal > this.endVal ? this.endVal : this.printVal;
+ }
+ this.displayValue = this.formatNumber(this.printVal) || 0;
+ if (progress < this.localDuration) {
+ this.rAF = this.requestAnimationFrame(this.count);
+ } else {
+ this.$emit('end');
+ }
+ },
+ // 鍒ゆ柇鏄惁鏁板瓧
+ isNumber(val) {
+ return !isNaN(parseFloat(val));
+ },
+ formatNumber(num) {
+ // 灏唍um杞负Number绫诲瀷锛屽洜涓哄叾鍊煎彲鑳戒负瀛楃涓叉暟鍊硷紝璋冪敤toFixed浼氭姤閿�
+ num = Number(num);
+ num = num.toFixed(Number(this.decimals));
+ num += '';
+ const x = num.split('.');
+ let x1 = x[0];
+ const x2 = x.length > 1 ? this.decimal + x[1] : '';
+ const rgx = /(\d+)(\d{3})/;
+ if (this.separator && !this.isNumber(this.separator)) {
+ while (rgx.test(x1)) {
+ x1 = x1.replace(rgx, '$1' + this.separator + '$2');
+ }
+ }
+ return x1 + x2;
+ },
+ destroyed() {
+ this.cancelAnimationFrame(this.rAF);
+ }
+ }
+};
+</script>
+
+<style lang="scss" scoped>
+@import "../../libs/css/components.scss";
+
+.u-count-num {
+ /* #ifndef APP-NVUE */
+ display: inline-flex;
+ /* #endif */
+ text-align: center;
+}
+</style>
--
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