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/** * Copyright (c) 2017 ~ present NAVER Corp. * billboard.js project is licensed under the MIT license */import ChartInternal from "../ChartInternal/ChartInternal";import {loadConfig} from "../config/config";import {extend, isFunction, notEmpty} from "../module/util";
import apiChart from "./api/chart";import apiColor from "./api/color";import apiData from "./api/data";import apiExport from "./api/export";import apiFocus from "./api/focus";import apiLegend from "./api/legend";import apiLoad from "./api/load";import apiShow from "./api/show";import apiTooltip from "./api/tooltip";
/** * Main chart class. * - Note: Instantiated via `bb.generate()`. * @class Chart * @example * var chart = bb.generate({ *  data: { *    columns: [ *        ["x", "2015-11-02", "2015-12-01", "2016-01-01", "2016-02-01", "2016-03-01"], *        ["count1", 11, 8, 7, 6, 5 ], *        ["count2", 9, 3, 6, 2, 8 ] *   ]} * } * @see {@link bb.generate} for the initialization. *//** * Access instance's primary node elements * @member {object} $ * @property {object} $ Access instance's primary node elements * @property {d3.selection} $.chart Wrapper element * @property {d3.selection} $.svg Main svg element * @property {d3.selection} $.defs Definition element * @property {d3.selection} $.main Main grouping element * @property {d3.selection} $.tooltip Tooltip element * @property {d3.selection} $.legend Legend element * @property {d3.selection} $.title Title element * @property {d3.selection} $.grid Grid element * @property {d3.selection} $.arc Arc element * @property {d3.selection} $.circles Data point circle elements * @property {object} $.bar Bar element object * @property {d3.selection} $.bar.bars Bar elements * @property {d3.selection} $.candlestick Candlestick elements * @property {object} $.line Line element object * @property {d3.selection} $.line.lines Line elements * @property {d3.selection} $.line.areas Areas elements * @property {object} $.text Text element object * @property {d3.selection} $.text.texts Data label text elements * @memberof Chart * @example * var chart = bb.generate({ ... }); * * chart.$.chart; // wrapper element * chart.$.line.circles;  // all data point circle elements *//** * Plugin instance array * @member {Array} plugins * @memberof Chart * @example *  var chart = bb.generate({ *     ... *     plugins: [ *        new bb.plugin.stanford({ ... }), *        new PluginA() *     ] *  }); * *  chart.plugins; // [Stanford, PluginA] - instance array */export default class Chart {	public plugins = [];	public internal: ChartInternal;
	constructor(options) {		const $$ = new ChartInternal(this);
		this.internal = $$;
		// bind to namespaced APIs		(function bindThis(fn, target, argThis) {			Object.keys(fn).forEach(key => {				const isFunc = isFunction(fn[key]);				const isChild = target !== argThis;				const isNotNil = notEmpty(fn[key]);				const hasChild = isNotNil && Object.keys(fn[key]).length > 0;
				if (isFunc && ((!isChild && hasChild) || isChild)) {					target[key] = fn[key].bind(argThis);				} else if (isNotNil && !isFunc) {					target[key] = {};				} else {					target[key] = fn[key];				}
				hasChild && bindThis(fn[key], target[key], argThis);			});		})(Chart.prototype, this, this);
		loadConfig.call($$, options);
		$$.beforeInit();		$$.init();	}}
// extend common APIs as part of Chart classextend(Chart.prototype, [	apiChart,	apiColor,	apiData,	apiExport,	apiFocus,	apiLegend,	apiLoad,	apiShow,	apiTooltip]);