import { EChartsOption, SeriesOption } from "echarts";
import { NodeContext } from "../../types/node";
import { XMLElementsJson } from "../../utils/xml";
import Group from "../Group";
import PPTX from "../PPTX";
import Node from "./Node";
interface ChartNodeOptions extends EChartsOption {
    series: SeriesOption[];
}
export default class ChartNode extends Node {
    pptx: PPTX;
    options: ChartNodeOptions;
    constructor(source: XMLElementsJson, pptx: PPTX, ctx: NodeContext, group?: Group);
    parseNode(): Promise<void>;
    parseAreaLine(source: XMLElementsJson, chartEl: XMLElementsJson): void;
    parseLine(source: XMLElementsJson, chartEl: XMLElementsJson): void;
    parseBar(source: XMLElementsJson, chartEl: XMLElementsJson): void;
    parsePie(source: XMLElementsJson): void;
    parseDoughnutChart(source: XMLElementsJson): void;
    parsePieTitle(el: XMLElementsJson): any;
    parseChartTitle(el: XMLElementsJson): string;
    parseBarColors(els: XMLElementsJson[]): string[];
    parseLineColors(els: XMLElementsJson[]): string[];
    parsePieColors(el: XMLElementsJson): string[];
    parsePieSeries(serEl: XMLElementsJson, source: XMLElementsJson): import("echarts").PieSeriesOption;
    parseBarSeries(serEls: XMLElementsJson[], source: XMLElementsJson): SeriesOption[];
    parseLineSeries(serEls: XMLElementsJson[], source: XMLElementsJson): SeriesOption[];
    getCategory(el: XMLElementsJson): string[];
    getVal(el: XMLElementsJson): number[];
}
export {};