Custom ImageView to generate captcha image.

Add CaptchaImageView to your layout

 <test.jinesh.captchaimageviewlib.CaptchaImageView android:layout_width="wrap_content" android:id="@+id/image" android:layout_weight="6" android:layout_margin="5dp" android:layout_height="50dp" />

Call regenerate() method on CaptchaImageView to regenerate your captcha

 captchaImageView= (CaptchaImageView) findViewById(R.id.image); refreshButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { captchaImageView.regenerate(); } });

Call getCaptchaCode() method on CaptchaImageView to read last generated captcha code.

 captchaImageView.getCaptchaCode()

1.Add it in your root build.gradle at the end of repositories:

allprojects {	repositories { ...	maven { url 'https://jitpack.io' }	}	}

2.Add the dependency in your app build.gradle file:

dependencies { compile 'com.github.jineshfrancs:CaptchaImageView:1.0' }