Last active
March 23, 2021 02:08
-
-
Save mesuutt/9d72f0e365fa08806b31790e0a05e5b4 to your computer and use it in GitHub Desktop.
Chart.js - Doughnut chart with custom legend http://codepen.io/mesuutt/pen/LbyPvr
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
<div class="canvas-con"> | |
<div class="canvas-con-inner"> | |
<canvas id="mychart" height="250px"></canvas> | |
</div> | |
<div id="my-legend-con" class="legend-con"></div> | |
</div> |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
var chartData = [{"visitor": 39, "visit": 1}, {"visitor": 18, "visit": 2}, {"visitor": 9, "visit": 3}, {"visitor": 5, "visit": 4}, {"visitor": 6, "visit": 5}, {"visitor": 5, "visit": 6}] | |
var visitorData = [], | |
visitData = []; | |
for (var i = 0; i < chartData.length; i++) { | |
visitorData.push(chartData[i]['visitor']) | |
visitData.push(chartData[i]['visit']) | |
} | |
var myChart = new Chart(document.getElementById('mychart'), { | |
type: 'doughnut', | |
animation:{ | |
animateScale:true | |
}, | |
data: { | |
labels: visitData, | |
datasets: [{ | |
label: 'Visitor', | |
data: visitorData, | |
backgroundColor: [ | |
"#a2d6c4", | |
"#36A2EB", | |
"#3e8787", | |
"#579aac", | |
"#7dcfe8", | |
"#b3dfe7", | |
] | |
}] | |
}, | |
options: { | |
responsive: true, | |
legend: false, | |
legendCallback: function(chart) { | |
var legendHtml = []; | |
legendHtml.push('<ul>'); | |
var item = chart.data.datasets[0]; | |
for (var i=0; i < item.data.length; i++) { | |
legendHtml.push('<li>'); | |
legendHtml.push('<span class="chart-legend" style="background-color:' + item.backgroundColor[i] +'"></span>'); | |
legendHtml.push('<span class="chart-legend-label-text">' + item.data[i] + ' person - '+chart.data.labels[i]+' times</span>'); | |
legendHtml.push('</li>'); | |
} | |
legendHtml.push('</ul>'); | |
return legendHtml.join(""); | |
}, | |
tooltips: { | |
enabled: true, | |
mode: 'label', | |
callbacks: { | |
label: function(tooltipItem, data) { | |
var indice = tooltipItem.index; | |
return data.datasets[0].data[indice] + " person visited " + data.labels[indice] + ' times'; | |
} | |
} | |
}, | |
} | |
}); | |
$('#my-legend-con').html(myChart.generateLegend()); |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
.canvas-con { | |
display: flex; | |
align-items:center; | |
justify-content: center; | |
min-height: 365px; | |
position: relative; | |
} | |
.canvas-con-inner { | |
height: 100%; | |
} | |
.canvas-con-inner, .legend-con { | |
display: inline-block; | |
} | |
.legend-con { | |
font-family: Roboto; | |
display: inline-block; | |
ul { | |
list-style: none; | |
} | |
li { | |
display: flex; | |
align-items: center; | |
margin-bottom: 4px; | |
span { | |
display: inline-block; | |
} | |
span.chart-legend { | |
width: 25px; | |
height: 25px; | |
margin-right: 10px; | |
} | |
} | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment