imagecaptcha

Description:

imagecaptcha

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) );
copied to clipboard