71 lines
2.6 KiB
JavaScript
71 lines
2.6 KiB
JavaScript
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
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var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
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if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
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else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
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return c > 3 && r && Object.defineProperty(target, key, r), r;
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};
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import { SuperComponent, wxComponent } from '../common/src/index';
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import config from '../common/config';
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import props from './props';
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const { prefix } = config;
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const name = `${prefix}-rate`;
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const rpx2px = (() => {
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let systemInfo = null;
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return (rpx) => {
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if (!systemInfo) {
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systemInfo = wx.getSystemInfoSync();
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}
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return (rpx * (systemInfo ? systemInfo.screenWidth : 750)) / 750;
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};
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})();
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let Rate = class Rate extends SuperComponent {
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constructor() {
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super(...arguments);
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this.externalClasses = [`${prefix}-class`, `${prefix}-class-icon`, `${prefix}-class-text`];
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this.properties = props;
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this.controlledProps = [
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{
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key: 'value',
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event: 'change',
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},
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];
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this.data = {
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prefix,
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classPrefix: name,
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defaultTexts: ['极差', '失望', '一般', '满意', '惊喜'],
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disabledColor: '#999999',
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};
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}
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onTouch(e) {
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const { count, allowHalf, gap, value: currentValue } = this.properties;
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const [touch] = e.touches;
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const margin = rpx2px(gap);
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const selQuery = this.createSelectorQuery();
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selQuery
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.select(`.${name}__wrapper`)
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.boundingClientRect((rect) => {
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const { width, left } = rect;
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const starWidth = (width - (count - 1) * margin) / count;
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const offsetX = touch.pageX - left;
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const num = (offsetX + margin) / (starWidth + margin);
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const remainder = num % 1;
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const integral = num - remainder;
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let value = remainder <= 0.5 && allowHalf ? integral + 0.5 : integral + 1;
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if (value > count) {
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value = count;
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}
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else if (value < 0) {
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value = 0;
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}
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if (value !== currentValue) {
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this._trigger('change', { value });
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}
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})
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.exec();
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}
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};
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Rate = __decorate([
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wxComponent()
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], Rate);
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export default Rate;
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