import type { SupersetTheme, FontSizeKey, ColorVariants, AnyThemeConfig } from '../types';
/**
 * Get font size from theme tokens based on size key
 * @param theme - Theme tokens from useTheme()
 * @param size - Font size key
 * @returns Font size as string
 */
export declare function getFontSize(theme: SupersetTheme, size?: FontSizeKey): string;
/**
 * Check if the current theme is dark mode based on background color
 * @param theme - Theme tokens from useTheme()
 * @returns true if theme is dark, false if light
 */
export declare function isThemeDark(theme: SupersetTheme): boolean;
/**
 * Get color variants for a given color type from theme tokens
 * @param theme - Theme tokens from useTheme()
 * @param color - Color type (e.g., 'primary', 'error', 'success')
 * @returns ColorVariants object with bg, border, text colors etc.
 */
export declare function getColorVariants(theme: SupersetTheme, color: string): ColorVariants;
/**
 * Check if a theme configuration results in a dark theme
 * @param config - The theme configuration to check
 * @returns true if the config results in a dark theme, false otherwise
 */
export declare function isThemeConfigDark(config: AnyThemeConfig): boolean;
/**
 * Hook to determine if the current theme is dark mode
 * @returns true if theme is dark, false if light
 */
export declare function useThemeMode(): boolean;
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