source: trip-planner-front/node_modules/gauge/template-item.js@ 6a3a178

Last change on this file since 6a3a178 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

  • Property mode set to 100644
File size: 1.9 KB
Line 
1'use strict'
2var stringWidth = require('string-width')
3
4module.exports = TemplateItem
5
6function isPercent (num) {
7 if (typeof num !== 'string') return false
8 return num.slice(-1) === '%'
9}
10
11function percent (num) {
12 return Number(num.slice(0, -1)) / 100
13}
14
15function TemplateItem (values, outputLength) {
16 this.overallOutputLength = outputLength
17 this.finished = false
18 this.type = null
19 this.value = null
20 this.length = null
21 this.maxLength = null
22 this.minLength = null
23 this.kerning = null
24 this.align = 'left'
25 this.padLeft = 0
26 this.padRight = 0
27 this.index = null
28 this.first = null
29 this.last = null
30 if (typeof values === 'string') {
31 this.value = values
32 } else {
33 for (var prop in values) this[prop] = values[prop]
34 }
35 // Realize percents
36 if (isPercent(this.length)) {
37 this.length = Math.round(this.overallOutputLength * percent(this.length))
38 }
39 if (isPercent(this.minLength)) {
40 this.minLength = Math.round(this.overallOutputLength * percent(this.minLength))
41 }
42 if (isPercent(this.maxLength)) {
43 this.maxLength = Math.round(this.overallOutputLength * percent(this.maxLength))
44 }
45 return this
46}
47
48TemplateItem.prototype = {}
49
50TemplateItem.prototype.getBaseLength = function () {
51 var length = this.length
52 if (length == null && typeof this.value === 'string' && this.maxLength == null && this.minLength == null) {
53 length = stringWidth(this.value)
54 }
55 return length
56}
57
58TemplateItem.prototype.getLength = function () {
59 var length = this.getBaseLength()
60 if (length == null) return null
61 return length + this.padLeft + this.padRight
62}
63
64TemplateItem.prototype.getMaxLength = function () {
65 if (this.maxLength == null) return null
66 return this.maxLength + this.padLeft + this.padRight
67}
68
69TemplateItem.prototype.getMinLength = function () {
70 if (this.minLength == null) return null
71 return this.minLength + this.padLeft + this.padRight
72}
73
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