Line Charts
A Line Chart, or a Line Graph, it displays information as a series of data points also known as “markers” connected with a line.
Basic example
<div id="line_chart_1"></div>
<!-- Apex JS -->
<script src="vendors/apexcharts/dist/apexcharts.min.js"></script>
<script src="dist/js/irregular-data-series.js"></script>
/*Basic Line*/
var options = {
series: [{
name: "Desktops",
data: [145, 52, 38, 24, 33, 26, 21, 20, 6, 8, 15, 10]
}],
chart: {
height: 350,
type: 'line',
zoom: {
enabled: false
}
},
dataLabels: {
enabled: false
},
stroke: {
curve: 'straight',
width: 2
},
xaxis: {
categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep','oct','Nov','Dec'],
axisBorder: {
show: false,
},
}
};
var chart = new ApexCharts(document.querySelector("#line_chart_1"), options);
chart.render();
Line with data labels
<div id="line_chart_2"></div>
/*Line with data labels*/
var options1 = {
series: [{
name: "High - 2013",
data: [28, 29, 33, 36, 32, 32, 33]
},
{
name: "Low - 2013",
data: [12, 11, 14, 18, 17, 13, 13]
}
],
chart: {
height: 350,
type: 'line',
dropShadow: {
enabled: true,
color: '#000',
top: 18,
left: 7,
blur: 10,
opacity: 0.2
},
toolbar: {
show: false
}
},
colors: ['#77B6EA', '#545454'],
dataLabels: {
enabled: true,
},
stroke: {
curve: 'smooth',
width: 2
},
markers: {
size: 1
},
xaxis: {
categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul'],
labels: {
style: {
},
},
title: {
text: 'Month',
}
},
yaxis: {
title: {
text: 'Temperature',
},
min: 5,
max: 40
},
legend: {
position: 'top',
horizontalAlign: 'right',
floating: true,
offsetY: -25,
offsetX: -5
}
};
var chart1 = new ApexCharts(document.querySelector("#line_chart_2"), options1);
chart1.render();
Zoomable time series
<div id="line_chart_3"></div>
/*Zoomable time series*/
var ts2 = 1484418600000;
var dates = [];
var spikes = [5, -5, 3, -3, 8, -8]
for (var i = 0; i < 120; i++) {
ts2 = ts2 + 86400000;
var innerArr = [ts2, dataSeries[1][i].value];
dates.push(innerArr)
}
var options2 = {
series: [{
name: 'XYZ MOTORS',
data: dates
}],
chart: {
type: 'area',
stacked: false,
height: 350,
zoom: {
type: 'x',
enabled: true,
autoScaleYaxis: true
},
toolbar: {
autoSelected: 'zoom'
}
},
dataLabels: {
enabled: false
},
stroke: {
width: 2
},
markers: {
size: 0,
},
fill: {
type: 'gradient',
gradient: {
shadeIntensity: 1,
inverseColors: false,
opacityFrom: 0.5,
opacityTo: 0,
stops: [0, 90, 100]
},
},
yaxis: {
labels: {
formatter: function(val) {
return (val / 1000000).toFixed(0);
},
},
title: {
text: 'Price'
},
},
xaxis: {
type: 'datetime',
axisBorder: {
show: false,
},
},
tooltip: {
shared: false,
y: {
formatter: function(val) {
return (val / 1000000).toFixed(0)
}
}
}
};
var chart2 = new ApexCharts(document.querySelector("#line_chart_3"), options2);
chart2.render();
Syncronized charts
<div id="line_chart_4"></div>
<div id="line_chart_5"></div>
<div id="area_chart"></div>
/*Sychronised charts*/
function generateDayWiseTimeSeries(baseval, count, yrange) {
var i = 0;
var series = [];
while (i < count) {
var x = baseval;
var y = Math.floor(Math.random() * (yrange.max - yrange.min + 1)) + yrange.min;
series.push([x, y]);
baseval += 86400000;
i++;
}
return series;
}
var options3 = {
series: [{
data: generateDayWiseTimeSeries(new Date('11 Feb 2017').getTime(), 20, {
min: 10,
max: 60
})
}],
chart: {
id: 'fb',
group: 'social',
type: 'line',
height: 160
},
dataLabels: {
enabled: false
},
stroke: {
curve: 'straight',
width: 2
},
toolbar: {
tools: {
selection: false
}
},
markers: {
size: 6,
hover: {
size: 10
}
},
yaxis: {
tickAmount: 2
},
xaxis: {
type: 'datetime',
axisBorder: {
show: false,
},
},
colors: ['#008FFB'],
yaxis: {
labels: {
minWidth: 40
}
}
};
var chart3 = new ApexCharts(document.querySelector("#line_chart_4"), options3);
chart3.render();
var optionsLine2 = {
series: [{
data: generateDayWiseTimeSeries(new Date('11 Feb 2017').getTime(), 20, {
min: 10,
max: 30
}),
}],
chart: {
id: 'tw',
group: 'social',
type: 'line',
height: 160
},
dataLabels: {
enabled: false
},
stroke: {
curve: 'straight',
width: 2
},
toolbar: {
tools: {
selection: false
}
},
markers: {
size: 6,
hover: {
size: 10
}
},
xaxis: {
type: 'datetime',
axisBorder: {
show: false,
},
},
colors: ['#546E7A'],
yaxis: {
labels: {
minWidth: 40
}
}
};
var chartLine2 = new ApexCharts(document.querySelector("#line_chart_5"), optionsLine2);
chartLine2.render();
var optionsArea = {
series: [{
data: generateDayWiseTimeSeries(new Date('11 Feb 2017').getTime(), 20, {
min: 10,
max: 60
})
}],
chart: {
id: 'yt',
group: 'social',
type: 'area',
height: 160
},
dataLabels: {
enabled: false
},
stroke: {
curve: 'straight',
width: 2
},
toolbar: {
tools: {
selection: false
}
},
markers: {
size: 6,
hover: {
size: 10
}
},
xaxis: {
type: 'datetime',
axisBorder: {
show: false,
},
},
colors: ['#00E396'],
yaxis: {
labels: {
minWidth: 40
}
}
};
var chartArea = new ApexCharts(document.querySelector("#area_chart"), optionsArea);
chartArea.render();
Brush chart
<div id="line_chart_6"></div>
<div id="line_chart_7"></div>
/*Brush Chart*/
var data = generateDayWiseTimeSeries(new Date('11 Feb 2017').getTime(), 185, {
min: 30,
max: 90
})
var options4 = {
series: [{
data: data
}],
chart: {
type: 'line',
id: 'chart2',
height: 230,
toolbar: {
autoSelected: 'pan',
show: false
}
},
colors: ['#546E7A'],
stroke: {
width: 2
},
dataLabels: {
enabled: false
},
fill: {
opacity: 1,
},
markers: {
size: 0
},
xaxis: {
type: 'datetime',
axisBorder: {
show: false,
},
}
};
var chart4 = new ApexCharts(document.querySelector("#line_chart_6"), options4);
chart4.render();
var optionsLine = {
series: [{
data: data
}],
chart: {
height: 130,
id: 'chart1',
type: 'area',
brush: {
target: 'chart2',
enabled: true
},
selection: {
enabled: true,
xaxis: {
min: new Date('19 Jun 2017').getTime(),
max: new Date('14 Aug 2017').getTime()
}
},
},
colors: ['#008FFB'],
fill: {
type: 'gradient',
gradient: {
opacityFrom: 0.91,
opacityTo: 0.1,
}
},
xaxis: {
type: 'datetime',
axisBorder: {
show: false,
},
tooltip: {
enabled: false
}
},
yaxis: {
tickAmount: 2
},
};
var chartLine = new ApexCharts(document.querySelector("#line_chart_7"), optionsLine);
chartLine.render();
Gradient line
<div id="line_chart_8"></div>
/*Gradient Line*/
var options5 = {
series: [{
name: 'Likes',
data: [4, 3, 10, 9, 29, 19, 22, 9, 12, 7, 19, 5, 13, 9, 17, 2, 7, 5]
}],
chart: {
height: 350,
type: 'line',
},
stroke: {
width: 2,
curve: 'smooth'
},
xaxis: {
type: 'datetime',
axisBorder: {
show: false,
},
categories: ['1/11/2000', '2/11/2000', '3/11/2000', '4/11/2000', '5/11/2000', '6/11/2000', '7/11/2000', '8/11/2000', '9/11/2000', '10/11/2000', '11/11/2000', '12/11/2000', '1/11/2001', '2/11/2001', '3/11/2001', '4/11/2001', '5/11/2001', '6/11/2001'],
},
fill: {
type: 'gradient',
gradient: {
shade: 'dark',
gradientToColors: ['#FDD835'],
shadeIntensity: 1,
type: 'horizontal',
opacityFrom: 1,
opacityTo: 1,
stops: [0, 100, 100, 100]
},
},
markers: {
size: 4,
colors: ["#FFA41B"],
strokeColors: "#fff",
strokeWidth: 2,
hover: {
size: 7,
}
},
yaxis: {
min: -10,
max: 40,
title: {
text: 'Engagement',
},
}
};
var chart5 = new ApexCharts(document.querySelector("#line_chart_8"), options5);
chart5.render();
Realtime
<div id="line_chart_9"></div>
/*Realtime Line*/
var lastDate = 0;
var data = []
var TICKINTERVAL = 86400000
let XAXISRANGE = 777600000
function getDayWiseTimeSeries(baseval, count, yrange) {
var i = 0;
while (i < count) {
var x = baseval;
var y = Math.floor(Math.random() * (yrange.max - yrange.min + 1)) + yrange.min;
data.push({
x,
y
});
lastDate = baseval
baseval += TICKINTERVAL;
i++;
}
}
getDayWiseTimeSeries(new Date('11 Feb 2017 GMT').getTime(), 10, {
min: 10,
max: 90
})
function getNewSeries(baseval, yrange) {
var newDate = baseval + TICKINTERVAL;
lastDate = newDate
for (var i = 0; i < data.length - 10; i++) {
// IMPORTANT
// we reset the x and y of the data which is out of drawing area
// to prevent memory leaks
data[i].x = newDate - XAXISRANGE - TICKINTERVAL
data[i].y = 0
}
data.push({
x: newDate,
y: Math.floor(Math.random() * (yrange.max - yrange.min + 1)) + yrange.min
})
}
function resetData() {
// Alternatively, you can also reset the data at certain intervals to prevent creating a huge series
data = data.slice(data.length - 10, data.length);
}
var options6 = {
series: [{
data: data.slice()
}],
chart: {
id: 'realtime',
height: 350,
type: 'line',
animations: {
enabled: true,
easing: 'linear',
dynamicAnimation: {
speed: 1000
}
},
toolbar: {
show: false
},
zoom: {
enabled: false
}
},
dataLabels: {
enabled: false
},
stroke: {
curve: 'smooth',
width: 2
},
markers: {
size: 0
},
xaxis: {
type: 'datetime',
range: XAXISRANGE,
axisBorder: {
show: false,
},
},
yaxis: {
max: 100
},
legend: {
show: false
},
};
var chart6 = new ApexCharts(document.querySelector("#line_chart_9"), options6);
chart6.render();
window.setInterval(function() {
getNewSeries(lastDate, {
min: 10,
max: 90
})
chart6.updateSeries([{
data: data
}])
}, 1000)
Dashed
<div id="line_chart_10"></div>
/*Dashed*/
var options7 = {
series: [{
name: "Session Duration",
data: [45, 52, 38, 24, 33, 26, 21, 20, 6, 8, 15, 10]
},
{
name: "Page Views",
data: [35, 41, 62, 42, 13, 18, 29, 37, 36, 51, 32, 35]
},
{
name: 'Total Visits',
data: [87, 57, 74, 99, 75, 38, 62, 47, 82, 56, 45, 47]
}
],
chart: {
height: 350,
type: 'line',
zoom: {
enabled: false
},
},
dataLabels: {
enabled: false
},
stroke: {
width: [2, 2, 2],
curve: 'straight',
dashArray: [0, 8, 5]
},
legend: {
tooltipHoverFormatter: function(val, opts) {
return val + ' - ' + opts.w.globals.series[opts.seriesIndex][opts.dataPointIndex] + ''
}
},
markers: {
size: 0,
hover: {
sizeOffset: 6
}
},
xaxis: {
categories: ['01 Jan', '02 Jan', '03 Jan', '04 Jan', '05 Jan', '06 Jan', '07 Jan', '08 Jan', '09 Jan',
'10 Jan', '11 Jan', '12 Jan'
],
axisBorder: {
show: false,
},
},
tooltip: {
y: [{
title: {
formatter: function(val) {
return val + " (mins)"
}
}
},
{
title: {
formatter: function(val) {
return val + " per session"
}
}
},
{
title: {
formatter: function(val) {
return val;
}
}
}
]
},
};
var chart7 = new ApexCharts(document.querySelector("#line_chart_10"), options7);
chart7.render();