export interface StampCell {
    l: number;
    dx: number;
    dy: number;
    t: number;
}
export interface Stamp {
    w: number;
    h: number;
    cells: StampCell[];
    door?: {
        dx: number;
        dy: number;
    };
    count: number;
}
export type StampCategory = 'house' | 'tree' | 'prop';
export declare function getStamps(tilesetId: number, category: StampCategory): Stamp[];
export declare function hasStamps(tilesetId: number, category: StampCategory): boolean;
/** Pick a stamp for (tileset, category), or null if none exist. */
export declare function pickStamp(tilesetId: number, category: StampCategory, rng: {
    nextInt(a: number, b: number): number;
}): Stamp | null;
/**
 * Write a stamp's cells onto the map at top-left (x, y). Cells outside the map
 * are skipped. Returns the absolute door tile position for houses (or null).
 * Layer index in cells is the MV tile layer (2 = upper1, 3 = upper2).
 */
export declare function stampObject(data: number[], width: number, height: number, x: number, y: number, stamp: Stamp): {
    door: {
        x: number;
        y: number;
    } | null;
};