export interface SpreadsheetDiagonalBorderBounds { endX: number; endY: number; startX: number; startY: number; } export interface SpreadsheetDiagonalCanvasLine { color: string; style: string; } export declare function drawSpreadsheetDiagonalDownBorder(context: CanvasRenderingContext2D, bounds: SpreadsheetDiagonalBorderBounds, line: SpreadsheetDiagonalCanvasLine): void; export declare function drawSpreadsheetDiagonalUpBorder(context: CanvasRenderingContext2D, bounds: SpreadsheetDiagonalBorderBounds, line: SpreadsheetDiagonalCanvasLine): void;