Dimensions in Angular Heatmap chart component

4 Jan 20239 minutes to read

Size for container

Heat map can be rendered to its container size. You can set the size through inline or CSS.

    <div id='container'>
        <div id='element' style="width:650px; height:350px;"></div>
    </div>

Size for heat map

You can set the size of heat map directly by using the width and height properties.

In pixel

You can set the size for heat map in a pixel.

app.component.ts

import { Component, ViewEncapsulation } from '@angular/core';

@Component({
    selector: 'my-app',
    template:
       `<ejs-heatmap id='container' style="display:block;" [dataSource]='dataSource' [xAxis]='xAxis'  [yAxis]='yAxis'
       [titleSettings]='titleSettings' [width]='width' [height]='height'>
        </ejs-heatmap>`,
    encapsulation: ViewEncapsulation.None
})
export class AppComponent{

dataSource: Object[] = [
    [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]];

    public width: String = '650px';
    public height: String = '350px';
    titleSettings: Object = {
            text: 'Sales Revenue per Employee (in 1000 US$)',
            textStyle: {
                size: '15px',
                fontWeight: '500',
                fontStyle: 'Normal',
                fontFamily: 'Segoe UI'
            }
        };
        xAxis: Object = {
            labels: ['Nancy', 'Andrew', 'Janet', 'Margaret', 'Steven',
            'Michael', 'Robert', 'Laura', 'Anne', 'Paul', 'Karin',   'Mario'],
        };
        yAxis: Object = {
            labels: ['Mon', 'Tues', 'Wed', 'Thurs', 'Fri', 'Sat'],
        };
}

app.module.ts

import { NgModule } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { AppComponent } from './app.component';
import { HeatMapModule} from '@syncfusion/ej2-angular-heatmap';

/**
 * Module
 */
@NgModule({
    imports: [
        BrowserModule, HeatMapModule
    ],
    declarations: [AppComponent],
    bootstrap: [AppComponent],
    providers: []
})
export class AppModule { }

main.ts

import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { enableProdMode } from '@angular/core';
import { AppModule } from './app.module';

enableProdMode();
platformBrowserDynamic().bootstrapModule(AppModule);

In percentage

By setting value in percentage, heat map gets its dimension with respect to its container. For example, when the height is ‘50%’, heat map rendered to half of the container height.

app.component.ts

import { Component, ViewEncapsulation } from '@angular/core';

@Component({
    selector: 'my-app',
    template:
       `<ejs-heatmap id='container' style="display:block;" [dataSource]='dataSource' [xAxis]='xAxis'  [yAxis]='yAxis'
       [titleSettings]='titleSettings' [width]='width' [height]='height'>
        </ejs-heatmap>`,
    encapsulation: ViewEncapsulation.None
})
export class AppComponent{

dataSource: Object[] = [
    [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]];

    public width: String = '80%';
    public height: String = '90%';
    titleSettings: Object = {
            text: 'Sales Revenue per Employee (in 1000 US$)',
            textStyle: {
                size: '15px',
                fontWeight: '500',
                fontStyle: 'Normal',
                fontFamily: 'Segoe UI'
            }
        };
        xAxis: Object = {
            labels: ['Nancy', 'Andrew', 'Janet', 'Margaret', 'Steven',
            'Michael', 'Robert', 'Laura', 'Anne', 'Paul', 'Karin',   'Mario'],
        };
        yAxis: Object = {
            labels: ['Mon', 'Tues', 'Wed', 'Thurs', 'Fri', 'Sat'],
        };
}

app.module.ts

import { NgModule } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { AppComponent } from './app.component';
import { HeatMapModule} from '@syncfusion/ej2-angular-heatmap';

/**
 * Module
 */
@NgModule({
    imports: [
        BrowserModule, HeatMapModule
    ],
    declarations: [AppComponent],
    bootstrap: [AppComponent],
    providers: []
})
export class AppModule { }

main.ts

import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { enableProdMode } from '@angular/core';
import { AppModule } from './app.module';

enableProdMode();
platformBrowserDynamic().bootstrapModule(AppModule);