import { LineLabelTheme } from "../theme/theme";
import { TimeParser } from "./time";
export interface LabeledLine {
    x: number;
    y: number;
    readonly theme: LineLabelTheme;
    applyTheme(_: Partial<LineLabelTheme>): void;
}
export declare class LabelLines {
    private lines;
    private timeParser;
    private isDirty;
    constructor({ timeParser }: {
        timeParser: TimeParser;
    });
    createLine(theme?: LineLabelTheme): LabeledLine;
    private drawLine;
    private drawXLabel;
    private drawYLabel;
    draw({ ctx, viewport, aperture, y_min_max, }: {
        viewport: {
            width: number;
            height: number;
            x: number;
            y: number;
        };
        ctx: CanvasRenderingContext2D;
        aperture: {
            origin: number;
            width: number;
            zoom: number;
        };
        y_min_max: [number, number];
    }): void;
    dirty(): boolean;
}