import type { RGBColor } from '../types/candlestick.js';
import { Chart } from '../chart/chart.js';
export declare class ChartRenderer {
    bearishColor: RGBColor;
    bullishColor: RGBColor;
    private colorize;
    private renderChartContent;
    private renderCandle;
    private determineCandleCharacter;
    private renderUpperCandlePart;
    private renderLowerCandlePart;
    private addColoredField;
    private renderLabels;
    render(chart: Chart): Promise<string>;
    private renderChartBody;
    private renderChartLine;
    private renderVolumePane;
    private renderVolumeLine;
}