get boundingbox for 2 layers

Sep 28, 2011 at 1:56 PM

how to get 2 or 3 or ... layer bounding box?

for example i have 1 layer i get boundgbox with t1.Envelope.Grow(220)

now i need to get t1 and t2 boundigbox

Coordinator
Sep 28, 2011 at 11:10 PM

var bbt1t2 = t1.Envelope.Grow(220).Join(t2.Envelope);