imagecaptcha 1.0.2 imagecaptcha: ^1.0.2 copied to clipboard
Image captcha generator written in Dart.
dart-image-captcha (pub: imagecaptcha) #
A simple image captcha generator for Dart. Originally ported from the npm captchapng module: https://github.com/GeorgeChan/captchapng
Features #
- Generates a numeric captcha image
- Built-in fonts
- Characters up and down, left and right limits, random displacement
- No dependency on any service
Example #
ImageCaptcha captcha = new ImageCaptcha(80, 30);
double rand = new Random().nextDouble();
img.Image image = captcha.render( (rand*9000+1000).round() );
new File("test2.png").writeAsBytes( img.encodePng(image) );