mxCellRenderer.prototype.doRedrawShape=function(a){a.shape.redraw()};mxCellRenderer.prototype.isShapeInvalid=function(a,b){return null==b.bounds||b.scale!=a.view.scale||null==a.absolutePoints&&!b.bounds.equals(a)||null!=a.absolutePoints&&!mxUtils.equalPoints(b.points,a.absolutePoints)};