import type { Theme } from '@antv/g2';
import type { VisualizationTheme } from '../types';
export declare const DEFAULT_COLOR_PALETTE: string[];
export declare const ACADEMY_COLOR_PALETTE: string[];
type G2ThemeType = 'light' | 'dark' | 'academy';
type ChartTheme = Theme & {
    enter?: {
        duration?: number;
        easing?: string;
    };
    elementHighlightByColor?: Record<string, unknown>;
    elementHoverScale?: Record<string, unknown>;
};
export declare const THEME_MAP: Record<VisualizationTheme, ChartTheme>;
export declare const getTheme: (theme: VisualizationTheme) => G2ThemeType;
export declare const getThemeObject: (theme: VisualizationTheme) => ChartTheme;
export declare const getThemeColors: (theme: VisualizationTheme) => string[];
export declare const getBackgroundColor: (theme: VisualizationTheme) => string;
export declare const normalizePalette: (palette: string | string[] | undefined, theme: VisualizationTheme) => string[];
export {};