chair.destroy();
}
if (action.action == UndoAction.EDIT_SHAPE) {
SketchShape shape = (SketchShape) action.obj;
shape.replace((SketchShape) action.objClone);
//action.objClone;
shape.setSelectedNodes(new ArrayList<Object>());
if (GLOBAL.sketchChairs.getCurChair() != null) {