flutter_signature_view 1.1.1

flutter_signature_view: ^1.1.1 copied to clipboard

Signature Widget library #

Signature widget library

Installing

You should add the following to your pubspec.yaml file:

dependencies:
   flutter_signature_view: ^1.1.1

Note: If you're using the Flutter master channel, if you encounter build issues, or want to try the latest and greatest then you should use the master branch and not a specific release version. To do so, use the following configuration in your pubspec.yaml:

dependencies:
  flutter_signature_view:
    git:
      url: git://github.com:kzjn10/Flutter_SignatureWidget.git

After adding the dependency to your pubspec.yaml you can run: flutter packages get or update your packages using your IDE.

Usage

Simple init SignatureView

  SignatureView _signatureView = SignatureView();

Init with optional params

   SignatureView _signatureView = SignatureView(  
      backgroundColor: Colors.yellow,  
      penStyle: Paint()  
        ..color = Colors.blue  
      ..strokeCap = StrokeCap.round  
      ..strokeWidth = 5.0,  
      onSigned: (data) {  
        print("On change $data");  
      },  
    );

Params

• backgroundColor - Color. Canvas background color
• data - String. Init your signature view with default data (it will generate after your signed from callback function onSigned
• penStyle - Paint. Custom your Paint style
• onSigned - Function(String). Response list offset as String value. You can use it for data to render default signature view

Access data

• Get list offset as string value _signatureView.exportListOffsetToString()
• Get data as Bytes _signatureView.exportBytes() -> async function
• Get base64 String _signatureView.exportBase64Image() -> async function
• Check empty _signatureView.isEmpty
• Clear current signature _signatureView.clear()

References

• Signature
• Signature View And Custom Painter Implementation