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uview-plus/components/u-line/line.js

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+/*
+ * @Author       : LQ
+ * @Description  :
+ * @version      : 1.0
+ * @Date         : 2021-08-20 16:44:21
+ * @LastAuthor   : LQ
+ * @lastTime     : 2021-08-20 17:04:49
+ * @FilePath     : /u-view2.0/uview-ui/libs/config/props/line.js
+ */
+export default {
+    // line组件
+    line: {
+        color: '#d6d7d9',
+        length: '100%',
+        direction: 'row',
+        hairline: true,
+        margin: 0,
+        dashed: false
+    }
+}

uview-plus/components/u-line/props.js

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+import { defineMixin } from '../../libs/vue'
+import defProps from '../../libs/config/props.js'
+export const props = defineMixin({
+    props: {
+        color: {
+            type: String,
+            default: () => defProps.line.color
+        },
+        // 长度，竖向时表现为高度，横向时表现为长度，可以为百分比，带px单位的值等
+        length: {
+            type: [String, Number],
+            default: () => defProps.line.length
+        },
+        // 线条方向，col-竖向，row-横向
+        direction: {
+            type: String,
+            default: () => defProps.line.direction
+        },
+        // 是否显示细边框
+        hairline: {
+            type: Boolean,
+            default: () => defProps.line.hairline
+        },
+        // 线条与上下左右元素的间距，字符串形式，如"30px"、"20px 30px"
+        margin: {
+            type: [String, Number],
+            default: () => defProps.line.margin
+        },
+        // 是否虚线，true-虚线，false-实线
+        dashed: {
+            type: Boolean,
+            default: () => defProps.line.dashed
+        }
+    }
+})

uview-plus/components/u-line/u-line.vue

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+<template>
+	<view
+	    class="u-line"
+	    :style="[lineStyle]"
+	>
+
+	</view>
+</template>
+
+<script>
+	import { props } from './props';
+	import { mpMixin } from '../../libs/mixin/mpMixin';
+	import { mixin } from '../../libs/mixin/mixin';
+	import { addUnit, addStyle, deepMerge } from '../../libs/function/index';
+	/**
+	 * line 线条
+	 * @description 此组件一般用于显示一根线条，用于分隔内容块，有横向和竖向两种模式，且能设置0.5px线条，使用也很简单
+	 * @tutorial https://ijry.github.io/uview-plus/components/line.html
+	 * @property {String}			color		线条的颜色 ( 默认 '#d6d7d9' )
+	 * @property {String | Number}	length		长度，竖向时表现为高度，横向时表现为长度，可以为百分比，带px单位的值等 ( 默认 '100%' )
+	 * @property {String}			direction	线条的方向，row-横向，col-竖向 (默认 'row' )
+	 * @property {Boolean}			hairline	是否显示细线条 (默认 true )
+	 * @property {String | Number}	margin		线条与上下左右元素的间距，字符串形式，如"30px"  (默认 0 )
+	 * @property {Boolean}			dashed		是否虚线，true-虚线，false-实线 (默认 false )
+	 * @property {Object}			customStyle	定义需要用到的外部样式
+	 * @example <u-line color="red"></u-line>
+	 */
+	export default {
+		name: 'u-line',
+		mixins: [mpMixin, mixin, props],
+		computed: {
+			lineStyle() {
+				const style = {}
+				style.margin = this.margin
+				// 如果是水平线条，边框高度为1px，再通过transform缩小一半，就是0.5px了
+				if (this.direction === 'row') {
+					// 此处采用兼容分开写，兼容nvue的写法
+					style.borderBottomWidth = '1px'
+					style.borderBottomStyle = this.dashed ? 'dashed' : 'solid'
+					style.width = addUnit(this.length)
+					if (this.hairline) style.transform = 'scaleY(0.5)'
+				} else {
+					// 如果是竖向线条，边框宽度为1px，再通过transform缩小一半，就是0.5px了
+					style.borderLeftWidth = '1px'
+					style.borderLeftStyle = this.dashed ? 'dashed' : 'solid'
+					style.height = addUnit(this.length)
+					if (this.hairline) style.transform = 'scaleX(0.5)'
+				}
+
+				style.borderColor = this.color
+				return deepMerge(style, addStyle(this.customStyle))
+			}
+		}
+	}
+</script>
+
+<style lang="scss" scoped>
+	@import "../../libs/css/components.scss";
+
+	.u-line {
+		/* #ifndef APP-NVUE */
+		vertical-align: middle;
+		/* #endif */
+	}
+</style>