//import java.awt.*; import javax.swing.*; import java.awt.Dimension; public class ExpandOperator extends PixmapOperator { public ExpandOperator(JFrame f) { myDialog = new ExpandInput(f); } public void execute() { myDialog.setVisible(true); Dimension dim = myDialog.getExpansion(); myPixmap.expand(dim.height,dim.width); } private ExpandInput myDialog; }