// types/react-signature-canvas.d.ts
declare module 'react-signature-canvas' {
  import * as React from 'react';

  export interface SignatureCanvasProps {
    penColor?: string;
    canvasProps?: React.CanvasHTMLAttributes<HTMLCanvasElement>;
    backgroundColor?: string;
    dotSize?: number | (() => number);
    minWidth?: number;
    maxWidth?: number;
    throttle?: number;
    minDistance?: number;
    velocityFilterWeight?: number;
    onBegin?: (event: MouseEvent | TouchEvent) => void;
    onEnd?: (event: MouseEvent | TouchEvent) => void;
  }

  export default class SignatureCanvas extends React.Component<SignatureCanvasProps> {
    clear(): void;
    isEmpty(): boolean;
    fromDataURL(base64: string, options?: {}): void;
    toDataURL(mimetype?: string, encoderOptions?: number): string;
    fromData(pointGroup: any[]): void;
    toData(): any[];
    getTrimmedCanvas(): HTMLCanvasElement;
    getCanvas(): HTMLCanvasElement;
    getSignaturePad(): any; // SignaturePad instance
  }
}