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package cn.apiclub.captcha.gimpy;

import java.awt.image.BufferedImage;

import cn.apiclub.captcha.filter.image.RippleFilter;
import cn.apiclub.captcha.filter.image.TransformFilter;
import static cn.apiclub.captcha.util.ImageUtil.applyFilter;

/**
 * @author James Childers
 */
public class RippleGimpyRenderer implements GimpyRenderer {

    /**
     * Apply a RippleFilter to the image.
     * 
     * @param image The image to be distorted
     */
	@Override
    public void gimp(BufferedImage image) {
        RippleFilter filter = new RippleFilter();
        filter.setWaveType(RippleFilter.SINE);
        filter.setXAmplitude(2.6f);
        filter.setYAmplitude(1.7f);
        filter.setXWavelength(15);
        filter.setYWavelength(5);
        
        filter.setEdgeAction(TransformFilter.CLAMP);

        applyFilter(image, filter);
    }
}