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Closes #350
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| import React from 'react'; | ||
| import PropTypes from 'prop-types'; | ||
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| import plotly from 'plotly.js/dist/plotly'; | ||
| import createPlotComponent from 'react-plotly.js/factory'; | ||
| import PlotlyEditor from 'react-chart-editor'; | ||
| import 'react-chart-editor/lib/react-chart-editor.css'; | ||
|
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| const Plot = createPlotComponent(plotly); | ||
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| export default class ChartEditor extends React.Component { | ||
| static propTypes = { | ||
| columnNames: PropTypes.array, | ||
| rows: PropTypes.array | ||
| } | ||
|
|
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| /** | ||
| * ChartEditor displays a Plotly.js chart using the query results | ||
| * | ||
| * @param {object} props - Component properties | ||
| * | ||
| * @param {Array} props.columnNames - Array of column names | ||
| * @param {Array.<Array>} props.rows - Array of rows | ||
| */ | ||
| constructor(props) { | ||
| super(props); | ||
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| this.computeDerivedProps(); | ||
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| /** | ||
| * @member {object} state - Component state | ||
| * @property {object} state.gd - Graph div | ||
| * @property {number} state.revision - Revision number | ||
| */ | ||
| this.state = { | ||
| gd: {}, | ||
| revision: 0 | ||
| }; | ||
|
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||
| /** | ||
| * Increment revision counter | ||
| * @returns {undefined} | ||
| */ | ||
| this.onEditorUpdate = () => { | ||
| this.setState(({revision: prevRevision}) => ({revision: prevRevision + 1})); | ||
| }; | ||
|
|
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| /** | ||
| * Updates graph div | ||
| * @param {object} gd - Graph div | ||
| * @returns {undefined} | ||
| */ | ||
| this.onPlotUpdate = (gd) => { | ||
| this.setState({gd}); | ||
| }; | ||
| } | ||
|
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| computeDerivedProps() { | ||
| /** | ||
| * @member {object} dataSources - Create a data source per column (used by <PlotlyEditor>) | ||
| */ | ||
| this.dataSources = {}; | ||
| this.props.columnNames.forEach(name => { | ||
| this.dataSources[name] = []; | ||
| }); | ||
| this.props.rows.forEach(row => { | ||
| row.forEach((v, i) => { | ||
| const columnName = this.props.columnNames[i]; | ||
| this.dataSources[columnName].push(v); | ||
| }); | ||
| }); | ||
|
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| /** | ||
| * @member {Array.<object>} dataSourceOptions - Assign a label to each data source (used by <PlotlyEditor>) | ||
| */ | ||
| this.dataSourceOptions = this.props.columnNames.map(name => ({value: name, label: name})); | ||
| } | ||
|
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| componentWillReceiveProps(newProps) { | ||
| // Did columnNames change? | ||
| const {columnNames} = this.props; | ||
| const {columnNames: newColumnNames} = newProps; | ||
|
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| let isEqual = (columnNames.length === newColumnNames.length); | ||
| for (let i = 0; isEqual && (i < columnNames); i++) { | ||
| isEqual = isEqual && (columnNames[i] === newColumnNames[i]); | ||
| } | ||
|
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||
| // If it did, update the derived props | ||
| if (!isEqual) { | ||
| this.computeDerivedProps(); | ||
| } | ||
| } | ||
|
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| render() { | ||
| const {gd, revision} = this.state; | ||
| const {data, layout} = gd; | ||
| const config = {editable: true}; | ||
|
|
||
| return ( | ||
| <div> | ||
| <div style={{ | ||
| float: 'left', | ||
| width: 466 | ||
| }}> | ||
| <PlotlyEditor | ||
| graphDiv={gd} | ||
| onUpdate={this.onEditorUpdate} | ||
| dataSources={this.dataSources} | ||
| dataSourceOptions={this.dataSourceOptions} | ||
| plotly={plotly} | ||
| /> | ||
| </div> | ||
| <div style={{ | ||
| float: 'right', | ||
| height: 400, | ||
| width: 'calc(-466px + 100%)' | ||
| }}> | ||
| <Plot | ||
| debug | ||
| useResizeHandler | ||
| config={config} | ||
| data={data} | ||
| layout={layout} | ||
| onUpdate={this.onPlotUpdate} | ||
| onInitialized={this.onPlotUpdate} | ||
| revision={revision} | ||
| style={{width: '100%', height: '100%'}} | ||
| /> | ||
| </div> | ||
| </div> | ||
| ); | ||
| } | ||
| } |
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