I would like to enable the "noData" functionality, which by default displays a message when there's no data to be shown in the chart. It says in their docs that the feature requires the file no-data-to-display.js
to be loaded in the page.
I already have this file in my node_modules/highcharts folder, but I'm not sure how I should load it from there, so I would like to know how to do that as well. For now, I have loaded it by adding this script tag to my index.html
:
<script src="http://code.highcharts.com/modules/no-data-to-display.js"></script>
It gives me the following error:
Uncaught ReferenceError: Highcharts is not defined
at no-data-to-display.js:10
at no-data-to-display.js:10
Here is all highcharts related stuff in my app.module.ts
import { ChartModule } from 'angular2-highcharts';
import { HighchartsStatic } from 'angular2-highcharts/dist/HighchartsService';
import * as Highcharts from 'highcharts';
imports: [
ChartModule,
],
providers: [{
provide: HighchartsStatic,
useValue: Highcharts
}]
Thanks.
EDIT:
I've tried to import the no-data file in my app.module.ts
:
import HighchartsNoDataToDisplay from 'highcharts/modules/no-data-to-display.src.js';
I am not sure what the next step is. Adding HighchartsNoDataToDisplay to the imports array gives me an error.
I was able to get this working by doing the following:
//wherever you're importing the highcharts library
import Highcharts from "highcharts";
import NoDataToDisplay from 'highcharts/modules/no-data-to-display';
NoDataToDisplay(Highcharts); //initialize the module
//wherever you're setting up the chartOptions array before the call
// to .chart('container', chartOptions)
//noData
chartOptions['lang'] = {
noData: "No Data Available"
};
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