/*
 @(#)FigureTransferCommand.java 5.2
  */

package CH.ifa.draw.standard;

import java.util.*;
import CH.ifa.draw.util.*;
import CH.ifa.draw.framework.*;

abstract class FigureTransferCommand extends Command {

    protected DrawingView fView;

    protected FigureTransferCommand(String name, DrawingView view) {
        super(name);
        fView = view;
    }
    protected void deleteSelection() {
       fView.drawing().removeAll(fView.selection());
       fView.clearSelection();
    }

    protected void copySelection() {
        FigureSelection selection = fView.getFigureSelection();
        Clipboard.getClipboard().setContents(selection);
    }
    public boolean isExecutable() {
        return fView.selectionCount() > 0;
    }

   protected void insertFigures(Vector figures, int dx, int dy) {
        FigureEnumeration e = new FigureEnumerator(figures);
        while (e.hasMoreElements()) {
            Figure figure = e.nextFigure();
            figure.moveBy(dx, dy);
            figure = fView.add(figure);
            fView.addToSelection(figure);
        }
    }

}