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