import { Cube } from './cube';
export interface CubeFaceData {
    texture?: string | false | null;
    uv?: [number, number, number, number];
    uv_mode?: 'box' | 'per-face';
    rotation?: number;
    mirror?: boolean;
    cullface?: boolean;
}
/**
 * CubeFace represents a single face of a cube with UV mapping
 * Supports both box UV (shared UV coordinates) and per-face UV
 */
export declare class CubeFace {
    cube: Cube;
    direction: 'north' | 'south' | 'east' | 'west' | 'up' | 'down';
    texture: string | false | null;
    uv: [number, number, number, number];
    rotation: number;
    tint: number;
    cullface: string;
    material_name?: string;
    enabled: boolean;
    constructor(direction: 'north' | 'south' | 'east' | 'west' | 'up' | 'down', data: CubeFaceData | null, cube: Cube);
    /**
     * Get face direction (alias for direction)
     */
    get face(): 'north' | 'south' | 'east' | 'west' | 'up' | 'down';
    /**
     * Get UV coordinates for this face
     */
    getUV(): [number, number, number, number];
    /**
     * Set UV coordinates
     */
    setUV(uv: [number, number, number, number]): void;
    /**
     * Get texture UUID
     */
    getTexture(): string | false | null;
    /**
     * Set texture UUID
     */
    setTexture(texture: string | false | null): void;
    /**
     * Rotate UV coordinates
     */
    rotateUV(angle: number): void;
    /**
     * Mirror UV coordinates
     */
    mirrorUV(axis: 'u' | 'v'): void;
    /**
     * Scale UV coordinates
     */
    scaleUV(scaleX: number, scaleY: number): void;
    /**
     * Translate UV coordinates
     */
    translateUV(offsetX: number, offsetY: number): void;
    /**
     * Get UV size
     */
    get uv_size(): [number, number];
    /**
     * Get face normal direction
     */
    getNormal(): [number, number, number];
    /**
     * Get face vertices in world space
     */
    getVertices(): Array<[number, number, number]>;
    /**
     * Get save copy for serialization
     */
    getSaveCopy(): any;
    getUndoCopy(): any;
    /**
     * Extend face data
     */
    extend(data: CubeFaceData | any): this;
}
//# sourceMappingURL=cube_face.d.ts.map