Interface for a class HeatMap
Triggers when click the heat map cell.
Triggers before each heatmap cell renders.
<html>
<head>
<link href="https://cdn.syncfusion.com/ej2/material.css" rel="stylesheet">
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
<div id="container"> </div>
</body>
</html> import { enableRipple } from '@syncfusion/ej2-base';
enableRipple(true);
import { HeatMap, Legend, Tooltip, ILoadedEventArgs, HeatMapTheme, ICellEventArgs } from '@syncfusion/ej2-heatmap';
HeatMap.Inject(Tooltip, Legend);
/**
* Sample for Line serie
*/
let heatmapData: any[] = [
[73, 39, 26, 39, 94, 0],
[93, 58, 53, 38, 26, 68],
[99, 28, 22, 4, 66, 90],
[14, 26, 97, 69, 69, 3],
[7, 46, 47, 47, 88, 6],
[41, 55, 73, 23, 3, 79],
[56, 69, 21, 86, 3, 33],
[45, 7, 53, 81, 95, 79],
[60, 77, 74, 68, 88, 51],
[25, 25, 10, 12, 78, 14],
[25, 56, 55, 58, 12, 82],
[74, 33, 88, 23, 86, 59]
];
let heatmap: HeatMap = new HeatMap({
titleSettings: {
text: 'Sales Revenue per Employee (in 1000 US$)',
textStyle: {
size: '15px',
fontWeight: '500',
fontStyle: 'Italic',
fontFamily: 'Courier New'
}
},
xAxis: {
labels: ['Nancy', 'Andrew', 'Janet', 'Margaret', 'Steven',
'Michael', 'Robert', 'Laura', 'Anne', 'Paul', 'Karin', 'Mario'],
},
yAxis: {
labels: ['Mon', 'Tues', 'Wed', 'Thurs', 'Fri', 'Sat'],
},
cellSettings: {
showLabel: true,
},
tooltipSettings: {
fill: '#696295',
textStyle: {
color: '#FFFFFF',
size: '12px'
},
border: {
width: 2,
color: '#F0C27B'
}
},
cellRender: (args: ICellEventArgs) => {
args.displayText = '$ ' + (args.value / 2) + 'K';
},
dataSource: heatmapData,
});
heatmap.appendTo('#container');Triggers when multiple cells gets selected.
EmitType<Object>
Triggers after heat map rendered.
EmitType<ILegendRenderEventArgs>
Triggers before the legend is rendered.
<html>
<head>
<link href="https://cdn.syncfusion.com/ej2/material.css" rel="stylesheet">
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
<div id="container"> </div>
</body>
</html> import { enableRipple } from '@syncfusion/ej2-base';
enableRipple(true);
import { HeatMap, Legend, Tooltip, ILoadedEventArgs, HeatMapTheme, ILegendRenderEventArgs } from '@syncfusion/ej2-heatmap';
HeatMap.Inject(Tooltip, Legend);
/**
* Sample for Line serie
*/
let heatmapData: any[] = [
[73, 39, 26, 39, 94, 0],
[93, 58, 53, 38, 26, 68],
[99, 28, 22, 4, 66, 90],
[14, 26, 97, 69, 69, 3],
[7, 46, 47, 47, 88, 6],
[41, 55, 73, 23, 3, 79],
[56, 69, 21, 86, 3, 33],
[45, 7, 53, 81, 95, 79],
[60, 77, 74, 68, 88, 51],
[25, 25, 10, 12, 78, 14],
[25, 56, 55, 58, 12, 82],
[74, 33, 88, 23, 86, 59]
];
let heatmap: HeatMap = new HeatMap({
titleSettings: {
text: 'Sales Revenue per Employee (in 1000 US$)',
textStyle: {
size: '15px',
fontWeight: '500',
fontStyle: 'Normal',
fontFamily: 'Segoe UI'
}
},
xAxis: {
labels: ['Nancy', 'Andrew', 'Janet', 'Margaret', 'Steven',
'Michael', 'Robert', 'Laura', 'Anne', 'Paul', 'Karin', 'Mario'],
},
yAxis: {
labels: ['Mon', 'Tues', 'Wed', 'Thurs', 'Fri', 'Sat'],
},
allowSelection: true,
legendRender: (args: ILegendRenderEventArgs) => {
args.text = args.text +'k';
},
dataSource: heatmapData,
});
heatmap.appendTo('#container');Triggers before heat map load.
<html>
<head>
<link href="https://cdn.syncfusion.com/ej2/material.css" rel="stylesheet">
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
<div id="container"> </div>
</body>
</html> import { enableRipple } from '@syncfusion/ej2-base';
enableRipple(true);
import { HeatMap, Legend, Tooltip, ILoadedEventArgs, HeatMapTheme } from '@syncfusion/ej2-heatmap';
HeatMap.Inject(Tooltip, Legend);
/**
* Sample for Line serie
*/
let heatmapData: any[] = [
[73, 39, 26, 39, 94, 0],
[93, 58, 53, 38, 26, 68],
[99, 28, 22, 4, 66, 90],
[14, 26, 97, 69, 69, 3],
[7, 46, 47, 47, 88, 6],
[41, 55, 73, 23, 3, 79],
[56, 69, 21, 86, 3, 33],
[45, 7, 53, 81, 95, 79],
[60, 77, 74, 68, 88, 51],
[25, 25, 10, 12, 78, 14],
[25, 56, 55, 58, 12, 82],
[74, 33, 88, 23, 86, 59]
];
let heatmap: HeatMap = new HeatMap({
titleSettings: {
text: 'Sales Revenue per Employee (in 1000 US$)',
textStyle: {
size: '15px',
fontWeight: '500',
fontStyle: 'Normal',
fontFamily: 'Segoe UI'
}
},
xAxis: {
labels: ['Nancy', 'Andrew', 'Janet', 'Margaret', 'Steven',
'Michael', 'Robert', 'Laura', 'Anne', 'Paul', 'Karin', 'Mario'],
},
yAxis: {
labels: ['Mon', 'Tues', 'Wed', 'Thurs', 'Fri', 'Sat'],
},
allowSelection: true,
load: (args: ILoadedEventArgs) => {
alert('Heatmap rendered successfully');
let selectedTheme: string = location.hash.split('/')[1];
selectedTheme = selectedTheme ? selectedTheme : 'Material';
args.heatmap.theme = <HeatMapTheme>(selectedTheme.charAt(0).toUpperCase() + selectedTheme.slice(1));
},
dataSource: heatmapData,
});
heatmap.appendTo('#container');Triggers after heatmap is loaded.
Triggers after resizing of Heatmap.
Triggers when click the heat map cell.
<html>
<head>
<link href="https://cdn.syncfusion.com/ej2/material.css" rel="stylesheet">
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
<div id="container"> </div>
</body>
</html> import { enableRipple } from '@syncfusion/ej2-base';
enableRipple(true);
import { HeatMap, Legend, Tooltip, ILoadedEventArgs, HeatMapTheme, ITooltipEventArgs } from '@syncfusion/ej2-heatmap';
HeatMap.Inject(Tooltip, Legend);
/**
* Sample for Line serie
*/
let heatmapData: any[] = [
[73, 39, 26, 39, 94, 0],
[93, 58, 53, 38, 26, 68],
[99, 28, 22, 4, 66, 90],
[14, 26, 97, 69, 69, 3],
[7, 46, 47, 47, 88, 6],
[41, 55, 73, 23, 3, 79],
[56, 69, 21, 86, 3, 33],
[45, 7, 53, 81, 95, 79],
[60, 77, 74, 68, 88, 51],
[25, 25, 10, 12, 78, 14],
[25, 56, 55, 58, 12, 82],
[74, 33, 88, 23, 86, 59]
];
let heatmap: HeatMap = new HeatMap({
titleSettings: {
text: 'Sales Revenue per Employee (in 1000 US$)',
textStyle: {
size: '15px',
fontWeight: '500',
fontStyle: 'Normal',
fontFamily: 'Segoe UI'
}
},
xAxis: {
labels: ['Nancy', 'Andrew', 'Janet', 'Margaret', 'Steven',
'Michael', 'Robert', 'Laura', 'Anne', 'Paul', 'Karin', 'Mario'],
},
yAxis: {
labels: ['Mon', 'Tues', 'Wed', 'Thurs', 'Fri', 'Sat'],
},
allowSelection: true,
tooltipRender: (args: ITooltipEventArgs) => {
args.content = ['In ' + args.yLabel + ', the ' + args.xLabel + ' produced ' + args.value + ' million barrels per day'];
},
dataSource: heatmapData,
});
heatmap.appendTo('#container'); boolean
Enable or disable the selection of multiple cells in heatmap
<html>
<head>
<link href="https://cdn.syncfusion.com/ej2/material.css" rel="stylesheet">
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
<div id="container"> </div>
</body>
</html> import { enableRipple } from '@syncfusion/ej2-base';
enableRipple(true);
import { HeatMap, Legend, Tooltip, ILoadedEventArgs, HeatMapTheme } from '@syncfusion/ej2-heatmap';
HeatMap.Inject(Tooltip, Legend);
/**
* Sample for Line serie
*/
let heatmapData: any[] = [
[73, 39, 26, 39, 94, 0],
[93, 58, 53, 38, 26, 68],
[99, 28, 22, 4, 66, 90],
[14, 26, 97, 69, 69, 3],
[7, 46, 47, 47, 88, 6],
[41, 55, 73, 23, 3, 79],
[56, 69, 21, 86, 3, 33],
[45, 7, 53, 81, 95, 79],
[60, 77, 74, 68, 88, 51],
[25, 25, 10, 12, 78, 14],
[25, 56, 55, 58, 12, 82],
[74, 33, 88, 23, 86, 59]
];
let heatmap: HeatMap = new HeatMap({
titleSettings: {
text: 'Sales Revenue per Employee (in 1000 US$)',
textStyle: {
size: '15px',
fontWeight: '500',
fontStyle: 'Normal',
fontFamily: 'Segoe UI'
}
},
xAxis: {
labels: ['Nancy', 'Andrew', 'Janet', 'Margaret', 'Steven',
'Michael', 'Robert', 'Laura', 'Anne', 'Paul', 'Karin', 'Mario'],
},
yAxis: {
labels: ['Mon', 'Tues', 'Wed', 'Thurs', 'Fri', 'Sat'],
},
allowSelection: true,
dataSource: heatmapData,
});
heatmap.appendTo('#container'); string
Specifies the background color of the entire heatmap.
Options to customize the heat map cell
<html>
<head>
<link href="https://cdn.syncfusion.com/ej2/material.css" rel="stylesheet">
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
<div id="container"> </div>
</body>
</html> import { enableRipple } from '@syncfusion/ej2-base';
enableRipple(true);
import { HeatMap, Legend, Tooltip, ILoadedEventArgs, HeatMapTheme } from '@syncfusion/ej2-heatmap';
HeatMap.Inject(Tooltip, Legend);
/**
* Sample for Line serie
*/
let heatmapData: any[] = [
[73, 39, 26, 39, 94, 0],
[93, 58, 53, 38, 26, 68],
[99, 28, 22, 4, 66, 90],
[14, 26, 97, 69, 69, 3],
[7, 46, 47, 47, 88, 6],
[41, 55, 73, 23, 3, 79],
[56, 69, 21, 86, 3, 33],
[45, 7, 53, 81, 95, 79],
[60, 77, 74, 68, 88, 51],
[25, 25, 10, 12, 78, 14],
[25, 56, 55, 58, 12, 82],
[74, 33, 88, 23, 86, 59]
];
let heatmap: HeatMap = new HeatMap({
titleSettings: {
text: 'Sales Revenue per Employee (in 1000 US$)',
textStyle: {
size: '15px',
fontWeight: '500',
fontStyle: 'Normal',
fontFamily: 'Segoe UI'
}
},
xAxis: {
labels: ['Nancy', 'Andrew', 'Janet', 'Margaret', 'Steven',
'Michael', 'Robert', 'Laura', 'Anne', 'Paul', 'Karin', 'Mario'],
},
yAxis: {
labels: ['Mon', 'Tues', 'Wed', 'Thurs', 'Fri', 'Sat'],
},
cellSettings: {
showLabel: false,
border: {
width: 0,
},
format: '{value} rates'
},
allowSelection: true,
dataSource: heatmapData,
});
heatmap.appendTo('#container'); Object
Specifies the datasource for the heat map.
Specifies the datasource settings for heat map.
<html>
<head>
<link href="https://cdn.syncfusion.com/ej2/material.css" rel="stylesheet">
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
<div id="container"> </div>
</body>
</html> import { enableRipple } from '@syncfusion/ej2-base';
enableRipple(true);
import { HeatMap, Legend, Tooltip, ILoadedEventArgs, HeatMapTheme } from '@syncfusion/ej2-heatmap';
HeatMap.Inject(Tooltip, Legend);
/**
* Sample for Line serie
*/
let heatmapData: any[] = [
[73, 39, 26, 39, 94, 0],
[93, 58, 53, 38, 26, 68],
[99, 28, 22, 4, 66, 90],
[14, 26, 97, 69, 69, 3],
[7, 46, 47, 47, 88, 6],
[41, 55, 73, 23, 3, 79],
[56, 69, 21, 86, 3, 33],
[45, 7, 53, 81, 95, 79],
[60, 77, 74, 68, 88, 51],
[25, 25, 10, 12, 78, 14],
[25, 56, 55, 58, 12, 82],
[74, 33, 88, 23, 86, 59]
];
let heatmap: HeatMap = new HeatMap({
titleSettings: {
text: 'Olympic Medal Achievements of most Successful Countries',
textStyle: {
size: '15px',
fontWeight: '500',
fontStyle: 'Normal',
fontFamily: 'Segoe UI'
}
},
xAxis: {
labels: ['China', 'France', 'GBR', 'Germany', 'Italy', 'Japan', 'KOR', 'Russia', 'USA'],
labelRotation: 45,
labelIntersectAction: 'None',
},
yAxis: {
title : {text: 'Olympic Year'},
labels: ['2000', '2004', '2008', '2012', '2016'],
},
dataSource: heatmapData,
dataSourceSettings: {
isJsonData: true,
adaptorType: 'Table',
xDataMapping: 'Region',
}, paletteSettings: {
palette: [{ color: '#F0C27B' },
{ color: '#4B1248' }
],
},
cellSettings: {
border: {
width: 1,
radius: 4,
color: 'white'
}
},
});
heatmap.appendTo('#container'); boolean
Enable or disable the multiple selection of cells in heatmap.
boolean
Enable or disable persisting component’s state between page reloads.
boolean
Enable or disable rendering component in right to left direction.
string
The height of the heatmap accepts pixel values given in string format.
Options for customizing the legend of the heat map
<html>
<head>
<link href="https://cdn.syncfusion.com/ej2/material.css" rel="stylesheet">
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
<div id="container"> </div>
</body>
</html> import { enableRipple } from '@syncfusion/ej2-base';
enableRipple(true);
import { HeatMap, Legend, Tooltip, ILoadedEventArgs, HeatMapTheme } from '@syncfusion/ej2-heatmap';
HeatMap.Inject(Tooltip, Legend);
/**
* Sample for Line serie
*/
let heatmapData: any[] = [
[73, 39, 26, 39, 94, 0],
[93, 58, 53, 38, 26, 68],
[99, 28, 22, 4, 66, 90],
[14, 26, 97, 69, 69, 3],
[7, 46, 47, 47, 88, 6],
[41, 55, 73, 23, 3, 79],
[56, 69, 21, 86, 3, 33],
[45, 7, 53, 81, 95, 79],
[60, 77, 74, 68, 88, 51],
[25, 25, 10, 12, 78, 14],
[25, 56, 55, 58, 12, 82],
[74, 33, 88, 23, 86, 59]
];
let heatmap: HeatMap = new HeatMap({
titleSettings: {
text: 'Sales Revenue per Employee (in 1000 US$)',
textStyle: {
size: '15px',
fontWeight: '500',
fontStyle: 'Normal',
fontFamily: 'Segoe UI'
}
},
xAxis: {
labels: ['Nancy', 'Andrew', 'Janet', 'Margaret', 'Steven',
'Michael', 'Robert', 'Laura', 'Anne', 'Paul', 'Karin', 'Mario'],
},
yAxis: {
labels: ['Mon', 'Tues', 'Wed', 'Thurs', 'Fri', 'Sat'],
},
cellSettings: {
showLabel: false,
},
paletteSettings: {
palette: [
{ value: 0, color: '#C2E7EC' },
{ value: 10, color: '#AEDFE6' },
{ value: 20, color: '#9AD7E0' },
{ value: 30, color: '#72C7D4' },
{ value: 40, color: '#5EBFCE' },
{ value: 50, color: '#4AB7C8' },
{ value: 60, color: '#309DAE' },
{ value: 70, color: '#2B8C9B' },
{ value: 80, color: '#206974' },
{ value: 90, color: '#15464D' },
{ value: 100, color: '#000000' },
],
},
dataSource: heatmapData,
legendSettings: {
position: 'Top',
}
});
heatmap.appendTo('#container'); string
Overrides the global culture and localization value for this component. Default global culture is ‘en-US’.
Options to customize left, right, top and bottom margins of the heat map.
Options for customizing the cell color of the heat map
string
Specifies the rendering mode of heat map.
boolean
Enable or disable the tool tip for heatmap
string
Specifies the theme for heatmap.
Title of heat map
<html>
<head>
<link href="https://cdn.syncfusion.com/ej2/material.css" rel="stylesheet">
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
<div id="container"> </div>
</body>
</html> import { enableRipple } from '@syncfusion/ej2-base';
enableRipple(true);
import { HeatMap, Legend, Tooltip, ILoadedEventArgs, HeatMapTheme } from '@syncfusion/ej2-heatmap';
HeatMap.Inject(Tooltip, Legend);
/**
* Sample for Line serie
*/
let heatmapData: any[] = [
[73, 39, 26, 39, 94, 0],
[93, 58, 53, 38, 26, 68],
[99, 28, 22, 4, 66, 90],
[14, 26, 97, 69, 69, 3],
[7, 46, 47, 47, 88, 6],
[41, 55, 73, 23, 3, 79],
[56, 69, 21, 86, 3, 33],
[45, 7, 53, 81, 95, 79],
[60, 77, 74, 68, 88, 51],
[25, 25, 10, 12, 78, 14],
[25, 56, 55, 58, 12, 82],
[74, 33, 88, 23, 86, 59]
];
let heatmap: HeatMap = new HeatMap({
titleSettings: {
text: 'Sales Revenue per Employee (in 1000 US$)',
textStyle: {
size: '15px',
fontWeight: '500',
fontStyle: 'Italic',
fontFamily: 'Courier New'
}
},
xAxis: {
labels: ['Nancy', 'Andrew', 'Janet', 'Margaret', 'Steven',
'Michael', 'Robert', 'Laura', 'Anne', 'Paul', 'Karin', 'Mario'],
},
yAxis: {
labels: ['Mon', 'Tues', 'Wed', 'Thurs', 'Fri', 'Sat'],
},
cellSettings: {
showLabel: false,
},
dataSource: heatmapData,
});
heatmap.appendTo('#container');Options for customizing the ToolTipSettings property of the heat map
<html>
<head>
<link href="https://cdn.syncfusion.com/ej2/material.css" rel="stylesheet">
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
<div id="container"> </div>
</body>
</html> import { enableRipple } from '@syncfusion/ej2-base';
enableRipple(true);
import { HeatMap, Legend, Tooltip, ILoadedEventArgs, HeatMapTheme } from '@syncfusion/ej2-heatmap';
HeatMap.Inject(Tooltip, Legend);
/**
* Sample for Line serie
*/
let heatmapData: any[] = [
[73, 39, 26, 39, 94, 0],
[93, 58, 53, 38, 26, 68],
[99, 28, 22, 4, 66, 90],
[14, 26, 97, 69, 69, 3],
[7, 46, 47, 47, 88, 6],
[41, 55, 73, 23, 3, 79],
[56, 69, 21, 86, 3, 33],
[45, 7, 53, 81, 95, 79],
[60, 77, 74, 68, 88, 51],
[25, 25, 10, 12, 78, 14],
[25, 56, 55, 58, 12, 82],
[74, 33, 88, 23, 86, 59]
];
let heatmap: HeatMap = new HeatMap({
titleSettings: {
text: 'Sales Revenue per Employee (in 1000 US$)',
textStyle: {
size: '15px',
fontWeight: '500',
fontStyle: 'Italic',
fontFamily: 'Courier New'
}
},
xAxis: {
labels: ['Nancy', 'Andrew', 'Janet', 'Margaret', 'Steven',
'Michael', 'Robert', 'Laura', 'Anne', 'Paul', 'Karin', 'Mario'],
},
yAxis: {
labels: ['Mon', 'Tues', 'Wed', 'Thurs', 'Fri', 'Sat'],
},
cellSettings: {
showLabel: false,
},
tooltipSettings: {
fill: '#696295',
textStyle: {
color: '#FFFFFF',
size: '12px'
},
border: {
width: 2,
color: '#F0C27B'
}
},
dataSource: heatmapData,
});
heatmap.appendTo('#container'); string
The width of the heatmap as a string accepts input as both like ‘100px’ or ‘100%‘. If specified as ‘100%, heatmap renders to the full width of its parent element.
Options to configure the horizontal axis.
Options to configure the vertical axis.