USignatureController constructor
USignatureController({})
Implementation
USignatureController({this._penColor = const Color(0xFF1A1A1A), this.minWidth = 1.5, this.maxWidth = 4.5, this.velocityScale = 1.6});
USignatureController({this._penColor = const Color(0xFF1A1A1A), this.minWidth = 1.5, this.maxWidth = 4.5, this.velocityScale = 1.6});