}
Display display = sheet.getDisplay();
if (display != null) {
Bounds decoratedBounds = sheet.getDecoratedBounds();
display.repaint(decoratedBounds.x, decoratedBounds.y,
decoratedBounds.width, decoratedBounds.height + dy);
Dimensions size = sheet.getPreferredSize();
dy = -(int)(size.height * scale);
translationDecorator.setY(dy);