| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275 | <template>	<view class="u-rate" :id="elId" @touchmove.stop.prevent="touchMove">		<view class="u-star-wrap" v-for="(item, index) in count" :key="index" :class="[elClass]">			<u-icon				:name="activeIndex > index ? elActiveIcon : inactiveIcon"				@click="click(index + 1, $event)"				:color="activeIndex > index ? elActiveColor : inactiveColor"				:custom-style="{					fontSize: size + 'rpx',					padding: `0 ${gutter / 2 + 'rpx'}`				}"				:custom-prefix="customPrefix"				:show-decimal-icon="showDecimalIcon(index)"				:percent="decimal"				:inactive-color="inactiveColor"			></u-icon>		</view>	</view></template><script>export default {	name: 'u-rate',	props: {						value: {			type: [Number, String],			default: -1		},				count: {			type: [Number, String],			default: 5		},						current: {			type: [Number, String],			default: 0		},				disabled: {			type: Boolean,			default: false		},				size: {			type: [Number, String],			default: 32		},				inactiveColor: {			type: String,			default: '#b2b2b2'		},				activeColor: {			type: String,			default: '#FA3534'		},				gutter: {			type: [Number, String],			default: 10		},				minCount: {			type: [Number, String],			default: 0		},				allowHalf: {			type: Boolean,			default: false		},				activeIcon: {			type: String,			default: 'star-fill'		},				inactiveIcon: {			type: String,			default: 'star'		},				customPrefix: {			type: String,			default: 'uicon'		},		colors: {			type: Array,			default() {				return []			}		},		icons: {			type: Array,			default() {				return []			}		}	},	data() {		return {						elId: this.$u.guid(),			elClass: this.$u.guid(),			starBoxLeft: 0, 						activeIndex: this.value != -1 ? this.value : this.current,			starWidth: 0, 			starWidthArr: [] 		}	},	watch: {		current(val) {			this.activeIndex = val		},		value(val) {			this.activeIndex = val		}	},	computed: {		decimal() {			if (this.disabled) {				return this.activeIndex * 100 % 100			} else if (this.allowHalf) {				return 50			}		},		elActiveIcon() {			const len = this.icons.length												if (len && len <= this.count) {				const step = Math.round(this.activeIndex / Math.round(this.count / len))				if (step < 1) return this.icons[0]				if (step > len) return this.icons[len - 1]				return this.icons[step - 1]			}			return this.activeIcon		},		elActiveColor() {			const len = this.colors.length									if (len && len <= this.count) {				const step = Math.round(this.activeIndex / Math.round(this.count / len))				if (step < 1) return this.colors[0]				if (step > len) return this.colors[len - 1]				return this.colors[step - 1]			}			return this.activeColor		}	},	methods: {				getElRectById() {						this.$u.getRect('#' + this.elId).then(res => {				this.starBoxLeft = res.left			})		},				getElRectByClass() {						this.$u.getRect('.' + this.elClass).then(res => {				this.starWidth = res.width								for (let i = 0; i < this.count; i++) {					this.starWidthArr[i] = (i + 1) * this.starWidth				}			})		},				touchMove(e) {			if (this.disabled) {				return			}			if (!e.changedTouches[0]) {				return			}			const movePageX = e.changedTouches[0].pageX						const distance = movePageX - this.starBoxLeft						if (distance <= 0) {				this.activeIndex = 0			}						let index = Math.ceil(distance / this.starWidth)			this.activeIndex = index > this.count ? this.count : index						if (this.activeIndex < this.minCount) this.activeIndex = this.minCount			this.emitEvent()		},				click(index, e) {			if (this.disabled) {				return			}						if (this.allowHalf) {			}						if (index == 1) {				if (this.activeIndex == 1) {					this.activeIndex = 0				} else {					this.activeIndex = 1				}			} else {				this.activeIndex = index			}						if (this.activeIndex < this.minCount) this.activeIndex = this.minCount			this.emitEvent()		},				emitEvent() {						this.$emit('change', this.activeIndex)						if (this.value != -1) {				this.$emit('input', this.activeIndex)			}		},		showDecimalIcon(index) {			return this.disabled && parseInt(this.activeIndex) === index		}	},	mounted() {		this.getElRectById()		this.getElRectByClass()	}}</script><style scoped lang="scss">@import "../../libs/css/style.components.scss";.u-rate {	display: -webkit-inline-flex;	display: inline-flex;	align-items: center;	margin: 0;	padding: 0;}.u-icon {	box-sizing: border-box;}</style>
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