import type { DataCell } from '../../cell';
/**
 *  according to the coordinates of the starting point of the rectangle,
 * return the four sides of the rectangle in a clockwise direction.
 * [TopLeft] --- [TopRight]
 *    |               |
 * [BottomLeft] -[BottomRight]
 * @param x
 * @param y
 * @param width
 * @param height
 */
export declare const getRectangleEdges: (x: number, y: number, width: number, height: number) => [number, number][][];
/**
 * return the edges without overlapping edges
 * @param edges the collection of edges
 */
export declare const unique: (edges: [number, number][][]) => [number, number][][];
/**
 * return the edge according to the  coordinate of current edge
 * eg: curEdge: [[0,0], [100,0]] then the next edge: [[100, 0 ], [100, 100]]
 * @param curEdge the  coordinate of current edge
 * @param edges the collection of edges
 */
export declare const getNextEdge: (curEdge: [number, number][], edges: [number, number][][]) => [number, number][] | undefined;
/**
 * return all the points of the polygon
 * @param cells the collection of information of cells which needed be merged
 */
export declare const getPolygonPoints: (cells: DataCell[]) => [number, number][];
export declare const getRightAndBottomCells: (cells: DataCell[]) => {
    bottom: DataCell[];
    right: DataCell[];
    bottomRightCornerCell: DataCell[];
};