/**
 * 画笔绘制
 * @param context
 * @param mouseX
 * @param mouseY
 * @param size
 * @param color
 */
export declare function drawPencil(context: CanvasRenderingContext2D, mouseX: number, mouseY: number, size: number, color: string): void;
/**
 * 画笔初始化
 */
export declare function initPencil(context: CanvasRenderingContext2D, mouseX: number, mouseY: number): void;