/**
 * Type definitions for Lyric Highlight Components
 */
import type { LyricLine } from './index';
/**
 * Display mode for lyrics
 */
export type LyricDisplayMode = 'single-line' | 'two-line' | 'three-line' | 'extreme-karaoke' | 'full';
/**
 * Highlight mode
 */
export type LyricHighlightMode = 'word' | 'line' | 'progressive' | 'none';
/**
 * Line position in display
 */
export type LinePosition = 'prev' | 'current' | 'next';
/**
 * Options for lyric display
 */
export interface LyricDisplayOptions {
    /** Display mode (default: 'three-line') */
    displayMode: LyricDisplayMode;
    /** Highlight mode (default: 'word') */
    highlightMode: LyricHighlightMode;
    /** Auto-scroll to current line (default: true) */
    autoScroll: boolean;
    /** Smooth scroll animation (default: true) */
    smoothScroll: boolean;
    /** Scroll offset in pixels (default: 0) */
    scrollOffset: number;
    /** Text-only mode: no container styling, only text with highlight (default: false) */
    textOnly?: boolean;
    /** Disable background: remove all background styling (default: false) */
    disableBackground?: boolean;
}
/**
 * Enhanced lyric line with display info
 */
export interface HighlightedLine extends LyricLine {
    /** Position in display */
    position: LinePosition;
    /** Original index in lyrics array */
    index: number;
}
/**
 * Current state of lyric highlighting
 */
export interface LyricHighlightState {
    /** Current line index */
    currentLineIndex: number;
    /** Current time in seconds */
    currentTime: number;
    /** Lines to display */
    displayLines: HighlightedLine[];
    /** Map of word index to highlight state */
    highlightedWords: Map<number, boolean>;
    /** Progress through current line (0-1) */
    progress: number;
    /** Total number of lines */
    totalLines: number;
}
/**
 * Theme configuration
 */
export interface LyricTheme {
    /** Theme name */
    name: string;
    /** Colors */
    colors: {
        inactive: string;
        active: string;
        current: string;
        prev: string;
        next: string;
        background?: string;
    };
    /** Fonts */
    fonts?: {
        family: string;
        size: {
            current: string;
            prev: string;
            next: string;
        };
        weight: {
            current: number;
            prev: number;
            next: number;
        };
    };
    /** Animations */
    animations?: {
        transition: string;
        highlightDuration: string;
        scrollDuration: string;
    };
    /** Spacing */
    spacing?: {
        lineHeight: string;
        wordSpacing: string;
        letterSpacing?: string;
        padding: string;
    };
}
/**
 * Render options for DOM-based rendering
 */
export interface LyricRenderOptions extends LyricDisplayOptions {
    /** Container element */
    container: HTMLElement;
    /** Theme */
    theme?: LyricTheme | string;
    /** Custom CSS classes */
    classNames?: {
        container?: string;
        line?: string;
        word?: string;
        current?: string;
        prev?: string;
        next?: string;
        active?: string;
        inactive?: string;
    };
    /** Callback when line changes */
    onLineChange?: (lineIndex: number, line: LyricLine) => void;
    /** Callback when word highlights */
    onWordHighlight?: (lineIndex: number, wordIndex: number) => void;
}
/**
 * Export main types for convenience
 */
export type { LyricLine, LyricPart } from './index';