export interface DrawingRect {
    x: number;
    y: number;
    w: number;
    h: number;
}
export declare const HANDLE_SIZE = 7;
export declare function drawingHandles(rect: DrawingRect): DrawingRect[];
export declare function drawingHandleAtPoint(rect: DrawingRect, x: number, y: number, tol?: number): number | null;
export declare function drawingHandleCursor(index: number): string;
export declare function resizeRect(startRect: DrawingRect, handle: number, dx: number, dy: number, min?: number): DrawingRect;
export declare function drawDrawingSelection(ctx: CanvasRenderingContext2D, rect: DrawingRect): void;