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/** * Copyright (c) 2017 ~ present NAVER Corp. * billboard.js project is licensed under the MIT license */import Chart from "../../Chart/Chart";import ChartInternal from "../../ChartInternal/ChartInternal";import Options from "../Options/Options";import {extend} from "../../module/util";
// Chartimport apiSelection from "../../Chart/api/selection";import apiSubchart from "../../Chart/api/subchart";import apiZoom from "../../Chart/api/zoom";
// ChartInternalimport selection from "../../ChartInternal/internals/selection";import subchart from "../../ChartInternal/interactions/subchart";import zoom from "../../ChartInternal/interactions/zoom";
// Axis based optionsimport optDataSelection from "../Options/data/selection";import optSubchart from "../Options/interaction/subchart";import optZoom from "../Options/interaction/zoom";
export {	selectionModule as selection,	subchartModule as subchart,	zoomModule as zoom};
let selectionModule = (): boolean => {	extend(ChartInternal.prototype, selection);	extend(Chart.prototype, apiSelection);	Options.setOptions([optDataSelection]);
	return (selectionModule = () => true)();};
let subchartModule = (): boolean => {	extend(ChartInternal.prototype, subchart);	extend(Chart.prototype, apiSubchart);	Options.setOptions([optSubchart]);
	return (subchartModule = () => true)();};
let zoomModule = (): boolean => {	extend(ChartInternal.prototype, zoom);	extend(Chart.prototype, apiZoom);	Options.setOptions([optZoom]);
	return (zoomModule = () => true)();};