import type { Context2D } from "../charts/canvas-types";
import { PlotLayout } from "../layout/plot-layout";
import { type GroupRun } from "./categorical-axis-core";
import type { Theme } from "../theme/theme";
export interface CategoricalLevel {
    labels: string[];
    runs: GroupRun[];
    maxLabelChars: number;
}
export interface CategoricalDomain {
    levels: CategoricalLevel[];
    numRows: number;
    levelLabels: string[];
}
interface LevelTickLayout {
    size: number;
    rotation: 0 | 45 | 90;
}
export declare function measureCategoricalLevels(domain: CategoricalDomain, plotWidth: number): LevelTickLayout[];
export declare function measureCategoricalLevelWidths(domain: CategoricalDomain): number[];
export declare function measureCategoricalAxisHeight(domain: CategoricalDomain, plotWidth: number): number;
export declare function measureCategoricalAxisWidth(domain: CategoricalDomain): number;
export declare function renderCategoricalXTicks(ctx: Context2D, layout: PlotLayout, domain: CategoricalDomain, theme: Theme): void;
export declare function renderCategoricalYTicks(ctx: Context2D, layout: PlotLayout, domain: CategoricalDomain, theme: Theme): void;
export {};