CreatePolygonMode.java 文件源码

@Override
public void leftMouseButtonClicked(final MouseEvent e,
    final ProjectFrame frame) {
  try {
    DirectPosition p = frame.getLayerViewPanel().getViewport()
        .toModelDirectPosition(e.getPoint());
    if (e.getClickCount() >= 2) {
      if (this.getPoints().size() >= 3) {
        this.getGeometryToolBar().createPolygon(this.getPoints());
        this.getPoints().clear();
      }
    } else {
      this.getPoints().add(p);
    }
    frame.getLayerViewPanel().superRepaint();
  } catch (NoninvertibleTransformException e1) {
    e1.printStackTrace();
  }
}