Angular 15/14 Line Chart Tutorial with Example

Angular 15/14 line chart example; Through this tutorial, i am going to show you how to implement line chart using charts js library in the Angular 15/14 apps.

Angular 15/14 Line Chart Tutorial with Example

Use the below given steps to make line chart in Angular 15/14 apps:

• Step 1 – Create New Angular App
• Step 2 – Install Charts JS Library
• Step 3 – Import Code on App.Module.ts File
• Step 4 – Add Code on View File
• Step 5 – Import Code On line-chart.Component ts File
• Step 6 – Start the Angular Line Chart App

Step 1 – Create New Angular App

Run the following command on command prompt to install angular app:

ng new my-new-app

Step 2 – Install Charts JS Library

Run the following command on command prompt to install NPM package called ng2-charts chart.js –save for implement line chart in angular app:

npm install --save bootstrap

npm install ng2-charts chart.js --save

After that, open angular.json file and update the following code into it:

"styles": [
      "node_modules/bootstrap/dist/css/bootstrap.min.css",
      "src/styles.css"
]

Step 3 – Import Modules in Module.ts File

Go to src/app directory and open app.module.ts file. And then add the following lines of into app.module.ts file:

import { ChartsModule } from 'ng2-charts';
@NgModule({
  declarations: [...],
  imports: [
    ChartsModule
  ],
  providers: [...],
  bootstrap: [...]
})
export class AppModule { }

Step 4 – Create Line Chart on View File

Go to src/app/ and line-chart.component.html and add the following code into it:

<div class="chart-wrapper">
    <canvas baseChart 
        [datasets]="lineChartData" 
        [labels]="lineChartLabels" 
        [options]="lineChartOptions"
        [colors]="lineChartColors" 
        [legend]="lineChartLegend" 
        [chartType]="lineChartType" 
        [plugins]="lineChartPlugins">
    </canvas>
</div>

Step 5 – Import Code On line-chart.Component ts File

Go to the src/app directory and open line-chart.component.ts. Then import the following code into component.ts file:

import { Component, } from '@angular/core';
import { ChartDataSets, ChartOptions } from 'chart.js';
import { Color, Label } from 'ng2-charts';
@Component({
  selector: 'app-line-chart',
  templateUrl: './line-chart.component.html',
  styleUrls: ['./line-chart.component.css']
})
export class LineChartComponent {
  lineChartData: ChartDataSets[] = [
    { data: [85, 72, 78, 75, 77, 75], label: 'Crude oil prices' },
  ];
  lineChartLabels: Label[] = ['January', 'February', 'March', 'April', 'May', 'June'];
  lineChartOptions = {
    responsive: true,
  };
  lineChartColors: Color[] = [
    {
      borderColor: 'black',
      backgroundColor: 'rgba(255,255,0,0.28)',
    },
  ];
  lineChartLegend = true;
  lineChartPlugins = [];
  lineChartType = 'line';
  
}

Step 6 – Start the Angular Line Chart App

Run the following command on command prompt to start angular line chart app:

ng serve

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