code: public void redraw() {
  		shapes.clear();
  		if (container != null) {
  			container.setTranslation(0, 0);
  			container.clear();
  			try {
  				tentativeMoveLine = new Path(-5, -5);
  				tentativeMoveLine.lineTo(-5, -5);
  				ShapeStyle style = styleProvider.getEdgeTentativeMoveStyle();
  				GeomajasImpl.getInstance().getGfxUtil().applyStyle(tentativeMoveLine, style);
  				container.add(tentativeMoveLine);
  				draw();
  			} catch (GeometryIndexNotFoundException e) {
  				// Happens when creating new geometries...can't render points that don't exist yet.
  			}
  		}
  	}
docs: Clear everything and completely redraw the edited geometry.