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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,105 @@ | ||
| <!doctype html> | ||
| <html> | ||
|
|
||
| <head> | ||
| <title>Line Chart</title> | ||
| <script src="https://moment.github.io/luxon/global/luxon.min.js"></script> | ||
| <script src="../../../dist/Chart.js"></script> | ||
| <script src="../../utils.js"></script> | ||
| <style> | ||
| canvas { | ||
| -moz-user-select: none; | ||
| -webkit-user-select: none; | ||
| -ms-user-select: none; | ||
| } | ||
| </style> | ||
| </head> | ||
|
|
||
| <body> | ||
| <div style="width:1000px"> | ||
| <canvas id="chart1"></canvas> | ||
| </div> | ||
| <br> | ||
| <br> | ||
| Chart Type: | ||
| <select id="type"> | ||
| <option value="line">Line</option> | ||
| <option value="bar">Bar</option> | ||
| </select> | ||
| <button id="update">update</button> | ||
| <script> | ||
| function randomNumber(min, max) { | ||
| return Math.random() * (max - min) + min; | ||
| } | ||
|
|
||
| function randomBar(date, lastClose) { | ||
| var open = randomNumber(lastClose * 0.95, lastClose * 1.05); | ||
| var close = randomNumber(open * 0.95, open * 1.05); | ||
| return { | ||
| t: date.valueOf(), | ||
| y: close | ||
| }; | ||
| } | ||
|
|
||
| var date = window.luxon.DateTime.local(2017, 4, 1, 0, 0); | ||
| var data = [randomBar(date, 30)]; | ||
| var labels = [date.valueOf()]; | ||
| while (data.length < 60) { | ||
| date = date.plus({days: 1}); | ||
| if (date.weekday <= 5) { | ||
| data.push(randomBar(date, data[data.length - 1].y)); | ||
| labels.push(date.valueOf()); | ||
| } | ||
| } | ||
|
|
||
| var ctx = document.getElementById('chart1').getContext('2d'); | ||
| ctx.canvas.width = 1000; | ||
| ctx.canvas.height = 300; | ||
|
|
||
| var color = Chart.helpers.color; | ||
| var cfg = { | ||
| type: 'bar', | ||
| data: { | ||
| labels: labels, | ||
| datasets: [{ | ||
| label: 'CHRT - Chart.js Corporation', | ||
| backgroundColor: color(window.chartColors.red).alpha(0.5).rgbString(), | ||
| borderColor: window.chartColors.red, | ||
| data: data, | ||
| type: 'line', | ||
| pointRadius: 0, | ||
| fill: false, | ||
| lineTension: 0, | ||
| borderWidth: 2 | ||
| }] | ||
| }, | ||
| options: { | ||
| scales: { | ||
| xAxes: [{ | ||
| type: 'time', | ||
| distribution: 'series', | ||
| ticks: { | ||
| source: 'labels' | ||
| } | ||
| }], | ||
| yAxes: [{ | ||
| scaleLabel: { | ||
| display: true, | ||
| labelString: 'Closing price ($)' | ||
| } | ||
| }] | ||
| } | ||
| } | ||
| }; | ||
| var chart = new Chart(ctx, cfg); | ||
|
|
||
| document.getElementById('update').addEventListener('click', function() { | ||
| var type = document.getElementById('type').value; | ||
| chart.config.data.datasets[0].type = type; | ||
| chart.update(); | ||
| }); | ||
|
|
||
| </script> | ||
| </body> | ||
|
|
||
| </html> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,6 @@ | ||
| 'use strict'; | ||
|
|
||
| var luxonHelpers = require('./helpers.luxon'); | ||
| var momentHelpers = require('./helpers.moment'); | ||
|
|
||
| module.exports = momentHelpers.moment ? momentHelpers : (luxonHelpers.luxon ? luxonHelpers : undefined); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,96 @@ | ||
| 'use strict'; | ||
|
|
||
| var luxon, DateTime; | ||
| try { | ||
| luxon = require('luxon'); // eslint-disable-line global-require | ||
| luxon = (luxon && luxon.DateTime) ? luxon : window.luxon; | ||
| DateTime = luxon.DateTime; | ||
| } catch (lxe) { | ||
| // swallow the error here | ||
| } | ||
|
|
||
|
|
||
| module.exports = { | ||
|
|
||
| luxon: luxon, | ||
|
|
||
| createDate: function(value) { | ||
| if (value === undefined) { | ||
| value = new Date(); | ||
| } | ||
|
|
||
| if (typeof value === 'number') { | ||
| return DateTime.fromMillis(value); | ||
| } | ||
| if (value instanceof Date) { | ||
| return DateTime.fromJSDate(value); | ||
| } | ||
| if (value instanceof DateTime) { | ||
| return value; | ||
| } | ||
| return undefined; | ||
| }, | ||
|
|
||
| isValid: function(date) { | ||
| return date.isValid; | ||
| }, | ||
|
|
||
| millisecond: function(date) { | ||
| return date.millisecond; | ||
| }, | ||
|
|
||
| second: function(date) { | ||
| return date.second; | ||
| }, | ||
|
|
||
| minute: function(date) { | ||
| return date.minute; | ||
| }, | ||
|
|
||
| hour: function(date) { | ||
| return date.hour; | ||
| }, | ||
|
|
||
| isoWeekday: function(date, value) { | ||
| return date.isoWeekday(value); | ||
| }, | ||
|
|
||
| startOf: function(date, value) { | ||
| return date.startOf(value); | ||
| }, | ||
|
|
||
| endOf: function(date, value) { | ||
| return date.endOf(value); | ||
| }, | ||
|
|
||
| valueOf: function(date) { | ||
| return date.valueOf(); | ||
| }, | ||
|
|
||
| toFormat: function(date, format) { | ||
| return date.toFormat(format); | ||
| }, | ||
|
|
||
| add: function(date, value, type) { | ||
| var arg = {}; | ||
| arg[type] = value; | ||
| return date.plus(arg); | ||
| }, | ||
|
|
||
| diff: function(date, other, unit) { | ||
| var duration = date.diff(other); | ||
| return duration.as(unit); | ||
| }, | ||
|
|
||
| defaultDisplayFormats: { | ||
| millisecond: 'h:mm:ss.SSS a', // 11:20:01.123 AM, | ||
| second: 'h:mm:ss a', // 11:20:01 AM | ||
| minute: 'h:mm a', // 11:20 AM | ||
| hour: 'ha', // 5PM | ||
| day: 'MMM d', // Sep 4 | ||
| week: 'WW', // Week 46, or maybe "[W]WW - YYYY" ? | ||
| month: 'MMM yyyy', // Sept 2015 | ||
| quarter: '\'Q\'q - yyyy', // Q3 - 2015 | ||
| year: 'yyyy' // 2015 | ||
| } | ||
| }; |
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