/**
 * Theme module
 * Provides themed emoji sets for different visual styles
 */
import type { Theme, GitHubLevel } from './types.js';
/**
 * Get emojis for a specific theme
 */
export declare function getThemeEmojis(theme: Theme): string[];
/**
 * Get background emoji for a theme
 */
export declare function getThemeBackground(theme: Theme): string;
/**
 * Check if a theme is valid
 */
export declare function isValidTheme(theme: string): theme is Theme;
/**
 * Get all available theme names
 */
export declare function getAvailableThemes(): Theme[];
/**
 * GitHub theme intensity calculator
 * Returns 1-4 for foreground pixels with varying intensity
 */
export declare function getGitHubIntensity(row: number, col: number, seed?: number): GitHubLevel;
/**
 * Get description for a theme
 */
export declare function getThemeDescription(theme: Theme): string;
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