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Burndown chart built using Chart.js
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| <html> | |
| <!-- See live at https://codepen.io/paulera/pen/ejGKEr --> | |
| <head> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.5.0/Chart.min.js"></script> | |
| <script> | |
| /** | |
| * Sum elements of an array up to the index provided. | |
| */ | |
| function sumArrayUpTo(arrData, index) { | |
| var total = 0; | |
| for (var i = 0; i <= index; i++) { | |
| if (arrData.length > i) { | |
| total += arrData[i]; | |
| } | |
| } | |
| return total; | |
| } | |
| function showBurnDown(elementId, burndownData, scopeChange = []) { | |
| var speedCanvas = document.getElementById(elementId); | |
| Chart.defaults.global.defaultFontFamily = "Arial"; | |
| Chart.defaults.global.defaultFontSize = 14; | |
| const totalHoursInSprint = burndownData[0]; | |
| const idealHoursPerDay = totalHoursInSprint / 9; | |
| i = 0; | |
| var speedData = { | |
| labels: [ "Day 1", "Day 2", "Day 3", "Day 4", "Day 5", "Day 6", "Day 7", "Day 8", "Day 9", "Day 10"], | |
| datasets: [ | |
| { | |
| label: "Burndown", | |
| data: burndownData, | |
| fill: false, | |
| borderColor: "#EE6868", | |
| backgroundColor: "#EE6868", | |
| lineTension: 0, | |
| }, | |
| { | |
| label: "Ideal", | |
| borderColor: "#6C8893", | |
| backgroundColor: "#6C8893", | |
| lineTension: 0, | |
| borderDash: [5, 5], | |
| fill: false, | |
| data: [ | |
| Math.round(totalHoursInSprint - (idealHoursPerDay * i++) + sumArrayUpTo(scopeChange, 0)), // 1 | |
| Math.round(totalHoursInSprint - (idealHoursPerDay * i++) + sumArrayUpTo(scopeChange, 1)), // 2 | |
| Math.round(totalHoursInSprint - (idealHoursPerDay * i++) + sumArrayUpTo(scopeChange, 2)), // 3 | |
| Math.round(totalHoursInSprint - (idealHoursPerDay * i++) + sumArrayUpTo(scopeChange, 3)), // 4 | |
| Math.round(totalHoursInSprint - (idealHoursPerDay * i++) + sumArrayUpTo(scopeChange, 4)), // 5 | |
| Math.round(totalHoursInSprint - (idealHoursPerDay * i++) + sumArrayUpTo(scopeChange, 5)), // 6 | |
| Math.round(totalHoursInSprint - (idealHoursPerDay * i++) + sumArrayUpTo(scopeChange, 6)), // 7 | |
| Math.round(totalHoursInSprint - (idealHoursPerDay * i++) + sumArrayUpTo(scopeChange, 7)), // 8 | |
| Math.round(totalHoursInSprint - (idealHoursPerDay * i++) + sumArrayUpTo(scopeChange, 8)), // 9 | |
| Math.round(totalHoursInSprint - (idealHoursPerDay * i++) + sumArrayUpTo(scopeChange, 9)) // 10 | |
| ] | |
| }, | |
| ] | |
| }; | |
| var chartOptions = { | |
| legend: { | |
| display: true, | |
| position: 'top', | |
| labels: { | |
| boxWidth: 80, | |
| fontColor: 'black' | |
| } | |
| }, | |
| scales: { | |
| yAxes: [{ | |
| ticks: { | |
| min: 0, | |
| max: Math.round(burndownData[0] * 1.1) | |
| } | |
| }] | |
| } | |
| }; | |
| var lineChart = new Chart(speedCanvas, { | |
| type: 'line', | |
| data: speedData, | |
| options: chartOptions | |
| }); | |
| } | |
| </script> | |
| </head> | |
| <body> | |
| <div style="width:800px;"><canvas id="burndown43"></canvas></div> | |
| <script> | |
| showBurnDown ( | |
| "burndown43", | |
| [200, 160, 160, 140, 90, 90, 80, 50, 30, 8], // burndown data | |
| [0, 0, 0, 0, 0, 32, 0, 0, 0, 0] // scope change | |
| ); | |
| </script> | |
| </body> | |
| </html> | |
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