Files
startbootstrap-sb-admin-2/js/demo/chart-area-demo.js
David Miller 7ef57a9999 version 4.0 udpate
Complete refactor! Main layout changed, new pages added, build system changed, now uses Gulp 4, Bootstrap SCSS, custom SCSS, new design, dropped Morris and Flot Charts, added Chart.js for charts, new example pages, and more...
2019-01-29 14:15:29 -05:00

119 lines
3.5 KiB
JavaScript

// Set new default font family and font color to mimic Bootstrap's default styling
Chart.defaults.global.defaultFontFamily = 'Nunito', '-apple-system,system-ui,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif';
Chart.defaults.global.defaultFontColor = '#858796';
function number_format(number, decimals, dec_point, thousands_sep) {
// * example: number_format(1234.56, 2, ',', ' ');
// * return: '1 234,56'
number = (number + '').replace(',', '').replace(' ', '');
var n = !isFinite(+number) ? 0 : +number,
prec = !isFinite(+decimals) ? 0 : Math.abs(decimals),
sep = (typeof thousands_sep === 'undefined') ? ',' : thousands_sep,
dec = (typeof dec_point === 'undefined') ? '.' : dec_point,
s = '',
toFixedFix = function(n, prec) {
var k = Math.pow(10, prec);
return '' + Math.round(n * k) / k;
};
// Fix for IE parseFloat(0.55).toFixed(0) = 0;
s = (prec ? toFixedFix(n, prec) : '' + Math.round(n)).split('.');
if (s[0].length > 3) {
s[0] = s[0].replace(/\B(?=(?:\d{3})+(?!\d))/g, sep);
}
if ((s[1] || '').length < prec) {
s[1] = s[1] || '';
s[1] += new Array(prec - s[1].length + 1).join('0');
}
return s.join(dec);
}
// Area Chart Example
var ctx = document.getElementById("myAreaChart");
var myLineChart = new Chart(ctx, {
type: 'line',
data: {
labels: ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"],
datasets: [{
label: "Earnings",
lineTension: 0.3,
backgroundColor: "rgba(78, 115, 223, 0.05)",
borderColor: "rgba(78, 115, 223, 1)",
pointRadius: 3,
pointBackgroundColor: "rgba(78, 115, 223, 1)",
pointBorderColor: "rgba(78, 115, 223, 1)",
pointHoverRadius: 3,
pointHoverBackgroundColor: "rgba(78, 115, 223, 1)",
pointHoverBorderColor: "rgba(78, 115, 223, 1)",
pointHitRadius: 10,
pointBorderWidth: 2,
data: [0, 10000, 5000, 15000, 10000, 20000, 15000, 25000, 20000, 30000, 25000, 40000],
}],
},
options: {
maintainAspectRatio: false,
layout: {
padding: {
left: 10,
right: 25,
top: 25,
bottom: 0
}
},
scales: {
xAxes: [{
time: {
unit: 'date'
},
gridLines: {
display: false,
drawBorder: false
},
ticks: {
maxTicksLimit: 7
}
}],
yAxes: [{
ticks: {
maxTicksLimit: 5,
padding: 10,
// Include a dollar sign in the ticks
callback: function(value, index, values) {
return '$' + number_format(value);
}
},
gridLines: {
color: "rgb(234, 236, 244)",
zeroLineColor: "rgb(234, 236, 244)",
drawBorder: false,
borderDash: [2],
zeroLineBorderDash: [2]
}
}],
},
legend: {
display: false
},
tooltips: {
backgroundColor: "rgb(255,255,255)",
bodyFontColor: "#858796",
titleMarginBottom: 10,
titleFontColor: '#6e707e',
titleFontSize: 14,
borderColor: '#dddfeb',
borderWidth: 1,
xPadding: 15,
yPadding: 15,
displayColors: false,
intersect: false,
mode: 'index',
caretPadding: 10,
callbacks: {
label: function(tooltipItem, chart) {
var datasetLabel = chart.datasets[tooltipItem.datasetIndex].label || '';
return datasetLabel + ': $' + number_format(tooltipItem.yLabel);
}
}
}
}
});