| <template> | |
| 	<view | |
| 	    class="u-line-progress" | |
| 	    :style="[$u.addStyle(customStyle)]" | |
| 	> | |
| 		<view | |
| 		    class="u-line-progress__background" | |
| 		    ref="u-line-progress__background" | |
| 		    :style="[{ | |
| 				backgroundColor: inactiveColor, | |
| 				height: $u.addUnit(height), | |
| 			}]" | |
| 		> | |
| 		</view> | |
| 		<view | |
| 		    class="u-line-progress__line" | |
| 		    :style="[progressStyle]" | |
| 		>  | |
| 			<slot> | |
| 				<text v-if="showText && percentage >= 10" class="u-line-progress__text">{{innserPercentage + '%'}}</text> | |
| 			</slot>  | |
| 		</view> | |
| 	</view> | |
| </template> | |
|  | |
| <script> | |
| 	import props from './props.js'; | |
| 	// #ifdef APP-NVUE | |
| 	const dom = uni.requireNativePlugin('dom') | |
| 	// #endif | |
| 	/** | |
| 	 * lineProgress 线型进度条 | |
| 	 * @description 展示操作或任务的当前进度,比如上传文件,是一个线形的进度条。 | |
| 	 * @tutorial https://www.uviewui.com/components/lineProgress.html | |
| 	 * @property {String}			activeColor		激活部分的颜色 ( 默认 '#19be6b' ) | |
| 	 * @property {String}			inactiveColor	背景色 ( 默认 '#ececec' ) | |
| 	 * @property {String | Number}	percentage		进度百分比,数值 ( 默认 0 ) | |
| 	 * @property {Boolean}			showText		是否在进度条内部显示百分比的值 ( 默认 true ) | |
| 	 * @property {String | Number}	height			进度条的高度,单位px ( 默认 12 ) | |
| 	 *  | |
| 	 * @example <u-line-progress :percent="70" :show-percent="true"></u-line-progress> | |
| 	 */ | |
| 	export default { | |
| 		name: "u-line-progress", | |
| 		mixins: [uni.$u.mpMixin, uni.$u.mixin,props], | |
| 		data() { | |
| 			return { | |
| 				lineWidth: 0, | |
| 			} | |
| 		}, | |
| 		watch: { | |
| 			percentage(n) { | |
| 				this.resizeProgressWidth() | |
| 			} | |
| 		}, | |
| 		computed: { | |
| 			progressStyle() {  | |
| 				let style = {} | |
| 				style.width = this.lineWidth | |
| 				style.backgroundColor = this.activeColor | |
| 				style.height = uni.$u.addUnit(this.height) | |
| 				return style | |
| 			}, | |
| 			innserPercentage() { | |
| 				// 控制范围在0-100之间 | |
| 				return uni.$u.range(0, 100, this.percentage) | |
| 			} | |
| 		}, | |
| 		mounted() { | |
| 			this.init() | |
| 		}, | |
| 		methods: { | |
| 			init() { | |
| 				uni.$u.sleep(20).then(() => { | |
| 					this.resizeProgressWidth() | |
| 				}) | |
| 			}, | |
| 			getProgressWidth() { | |
| 				// #ifndef APP-NVUE | |
| 				return this.$uGetRect('.u-line-progress__background') | |
| 				// #endif | |
|  | |
| 				// #ifdef APP-NVUE | |
| 				// 返回一个promise | |
| 				return new Promise(resolve => { | |
| 					dom.getComponentRect(this.$refs['u-line-progress__background'], (res) => { | |
| 						resolve(res.size) | |
| 					}) | |
| 				}) | |
| 				// #endif | |
| 			}, | |
| 			resizeProgressWidth() { | |
| 				this.getProgressWidth().then(size => { | |
| 					const { | |
| 						width | |
| 					} = size | |
| 					// 通过设置的percentage值,计算其所占总长度的百分比 | |
| 					this.lineWidth = width * this.innserPercentage / 100 + 'px' | |
| 				}) | |
| 			} | |
| 		} | |
| 	} | |
| </script> | |
| 
 | |
| <style lang="scss" scoped> | |
| 	@import "../../libs/css/components.scss"; | |
| 
 | |
| 	.u-line-progress { | |
| 		align-items: stretch; | |
| 		position: relative; | |
| 		@include flex(row); | |
| 		flex: 1; | |
| 		overflow: hidden; | |
| 		border-radius: 100px; | |
| 
 | |
| 		&__background { | |
| 			background-color: #ececec; | |
| 			border-radius: 100px; | |
| 			flex: 1; | |
| 		} | |
| 
 | |
| 		&__line { | |
| 			position: absolute; | |
| 			top: 0; | |
| 			left: 0; | |
| 			bottom: 0; | |
| 			align-items: center; | |
| 			@include flex(row); | |
| 			color: #ffffff; | |
| 			border-radius: 100px; | |
| 			transition: width 0.5s ease; | |
| 			justify-content: flex-end; | |
| 		} | |
| 
 | |
| 		&__text { | |
| 			font-size: 10px; | |
| 			align-items: center; | |
| 			text-align: right; | |
| 			color: #FFFFFF; | |
| 			margin-right: 5px; | |
| 			transform: scale(0.9); | |
| 		} | |
| 	} | |
| </style>
 |