u-line.vue 2.2 KB

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  1. <template>
  2. <view
  3. class="u-line"
  4. :style="[lineStyle]"
  5. >
  6. </view>
  7. </template>
  8. <script>
  9. import props from './props.js';
  10. /**
  11. * line 线条
  12. * @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
  13. * @tutorial https://www.uviewui.com/components/line.html
  14. * @property {String} color 线条的颜色 ( 默认 '#d6d7d9' )
  15. * @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%' )
  16. * @property {String} direction 线条的方向,row-横向,col-竖向 (默认 'row' )
  17. * @property {Boolean} hairline 是否显示细线条 (默认 true )
  18. * @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 )
  19. * @property {Boolean} dashed 是否虚线,true-虚线,false-实线 (默认 false )
  20. * @property {Object} customStyle 定义需要用到的外部样式
  21. * @example <u-line color="red"></u-line>
  22. */
  23. export default {
  24. name: 'u-line',
  25. mixins: [uni.$u.mpMixin, uni.$u.mixin,props],
  26. computed: {
  27. lineStyle() {
  28. const style = {}
  29. style.margin = this.margin
  30. // 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
  31. if (this.direction === 'row') {
  32. // 此处采用兼容分开写,兼容nvue的写法
  33. style.borderBottomWidth = '1px'
  34. style.borderBottomStyle = this.dashed ? 'dashed' : 'solid'
  35. style.width = uni.$u.addUnit(this.length)
  36. if (this.hairline) style.transform = 'scaleY(0.5)'
  37. } else {
  38. // 如果是竖向线条,边框宽度为1px,再通过transform缩小一半,就是0.5px了
  39. style.borderLeftWidth = '1px'
  40. style.borderLeftStyle = this.dashed ? 'dashed' : 'solid'
  41. style.height = uni.$u.addUnit(this.length)
  42. if (this.hairline) style.transform = 'scaleX(0.5)'
  43. }
  44. style.borderColor = this.color
  45. return uni.$u.deepMerge(style, uni.$u.addStyle(this.customStyle))
  46. }
  47. }
  48. }
  49. </script>
  50. <style lang="scss" scoped>
  51. @import "../../libs/css/components.scss";
  52. .u-line {
  53. /* #ifndef APP-NVUE */
  54. vertical-align: middle;
  55. /* #endif */
  56. }
  57. </style>