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import functionPlot from 'function-plot';
import { action, computed, reaction } from 'mobx';
import { observer } from 'mobx-react';
import * as React from 'react';
import { Doc, DocListCast } from '../../../fields/Doc';
import { documentSchema } from '../../../fields/documentSchemas';
import { List } from '../../../fields/List';
import { createSchema, listSpec, makeInterface } from '../../../fields/Schema';
import { Cast, StrCast } from '../../../fields/Types';
import { TraceMobx } from '../../../fields/util';
import { Docs } from '../../documents/Documents';
import { ViewBoxBaseComponent } from '../DocComponent';
import { FieldView, FieldViewProps } from './FieldView';
const EquationSchema = createSchema({});
type EquationDocument = makeInterface<[typeof EquationSchema, typeof documentSchema]>;
const EquationDocument = makeInterface(EquationSchema, documentSchema);
@observer
export class FunctionPlotBox extends ViewBoxBaseComponent<FieldViewProps>() {
public static LayoutString(fieldKey: string) {
return FieldView.LayoutString(FunctionPlotBox, fieldKey);
}
public static GraphCount = 0;
_plot: any;
_plotId = '';
_plotEle: any;
constructor(props: any) {
super(props);
this._plotId = 'graph' + FunctionPlotBox.GraphCount++;
}
componentDidMount() {
this.props.setContentView?.(this);
reaction(
() => [DocListCast(this.dataDoc[this.fieldKey]).lastElement()?.text, this.layoutDoc.width, this.layoutDoc.height, this.dataDoc.xRange, this.dataDoc.yRange],
() => this.createGraph()
);
}
getAnchor = () => {
const anchor = Docs.Create.TextanchorDocument({ annotationOn: this.rootDoc });
anchor.xRange = new List<number>(Array.from(this._plot.options.xAxis.domain));
anchor.yRange = new List<number>(Array.from(this._plot.options.yAxis.domain));
return anchor;
};
@action
scrollFocus = (doc: Doc, smooth: boolean) => {
this.dataDoc.xRange = new List<number>(Array.from(Cast(doc.xRange, listSpec('number'), Cast(this.dataDoc.xRange, listSpec('number'), [-10, 10]))));
this.dataDoc.yRange = new List<number>(Array.from(Cast(doc.yRange, listSpec('number'), Cast(this.dataDoc.xRange, listSpec('number'), [-1, 9]))));
return 0;
};
createGraph = (ele?: HTMLDivElement) => {
this._plotEle = ele || this._plotEle;
const width = this.props.PanelWidth();
const height = this.props.PanelHeight();
const fn = StrCast(DocListCast(this.dataDoc.data).lastElement()?.text, 'x^2').replace(/\\frac\{(.*)\}\{(.*)\}/, '($1/$2)');
try {
this._plot = functionPlot({
target: '#' + this._plotEle.id,
width,
height,
xAxis: { domain: Cast(this.dataDoc.xRange, listSpec('number'), [-10, 10]) },
yAxis: { domain: Cast(this.dataDoc.xRange, listSpec('number'), [-1, 9]) },
grid: true,
data: [
{
fn,
// derivative: { fn: "2 * x", updateOnMouseMove: true }
},
],
});
} catch (e) {
console.log(e);
}
};
@computed get theGraph() {
return <div id={`${this._plotId}`} ref={r => r && this.createGraph(r)} style={{ position: 'absolute', width: '100%', height: '100%' }} onPointerDown={e => e.stopPropagation()} />;
}
render() {
TraceMobx();
return (
<div
style={{
pointerEvents: !this.isContentActive() ? 'all' : undefined,
width: this.props.PanelWidth(),
height: this.props.PanelHeight(),
}}>
{this.theGraph}
<div
style={{
display: this.props.isSelected() ? 'none' : undefined,
position: 'absolute',
width: '100%',
height: '100%',
pointerEvents: 'all',
}}
/>
</div>
);
}
}
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