compositefilter.java

来自「some of the image proceeing samples usin」· Java 代码 · 共 35 行

package image.filter;

import image.EditableImage;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;

public class CompositeFilter extends AbstractFilter {
    
    private List childs = new LinkedList();
    
    
    public CompositeFilter(EditableImage image) {
        super(image);
    }
    
    
    public void addFilter(Filter filter) {
        childs.add(filter);
    }
    
    public void removeFilter(Filter filter) {
        childs.remove(filter);
    }
    
    public void processFilter() {
        
        Iterator iterator = childs.iterator();
        while (iterator.hasNext()) {
            Filter child = (Filter)iterator.next();
            child.processFilter();
        }
    }
}