(a.x-c.x)/c.width)/1E3,0==c.height?0:Math.round(1E3*(a.y-c.y)/c.height)/1E3),!1)}return null};mxGraph.prototype.getAllConnectionConstraints=function(a,b){return null!=a&&null!=a.shape&&null!=a.shape.stencil?a.shape.stencil.constraints:null};