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canvasjs-react.js

Uploaded on Feb 02 2022 01:52 by osayedzahida

/*
CanvasJS React Charts - https://canvasjs.com/
Copyright 2022 fenopix

--------------------- License Information --------------------
CanvasJS is a commercial product which requires purchase of license. Without a commercial license you can use it for evaluation purposes for upto 30 days. Please refer to the following link for further details.
https://canvasjs.com/license/

*/
var React = require('react');
var CanvasJS = require('./canvasjs.min');
CanvasJS = CanvasJS.Chart ? CanvasJS : window.CanvasJS;

class CanvasJSChart extends React.Component {
static _cjsContainerId = 0
constructor(props) {
super(props);
this.options = props.options ? props.options : {};
this.containerProps = props.containerProps ? props.containerProps : { width: "100%", position: "relative" };
this.containerProps.height = props.containerProps && props.containerProps.height ? props.containerProps.height : this.options.height ? this.options.height + "px" : "400px";
this.chartContainerId = "canvasjs-react-chart-container-" + CanvasJSChart._cjsContainerId++;
}
componentDidMount() {
//Create Chart and Render
this.chart = new CanvasJS.Chart(this.chartContainerId, this.options);
this.chart.render();

if (this.props.onRef)
this.props.onRef(this.chart);
}
shouldComponentUpdate(nextProps, nextState) {
//Check if Chart-options has changed and determine if component has to be updated
return !(nextProps.options === this.options);
}
componentDidUpdate() {
//Update Chart Options & Render
this.chart.options = this.props.options;
this.chart.render();
}
componentWillUnmount() {
//Destroy chart and remove reference
this.chart.destroy();
if (this.props.onRef)
this.props.onRef(undefined);
}
render() {
//return React.createElement('div', { id: this.chartContainerId, style: this.containerProps });
return <div id={this.chartContainerId} style={this.containerProps} />
}
}

var CanvasJSReact = {
CanvasJSChart: CanvasJSChart,
CanvasJS: CanvasJS
};

export default CanvasJSReact;

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