Grid 7 Rows 7 Columns ByRowThenColumn GridOverlay 0.5 bp 0.0 0.0 0.5 EmptyNodeTemplate RowConstraints ColConstraints
empty
RowConstraint 2.0*gy2 - 1.0*gy1 - 1.0*gy3 = 0
RowConstraint 2.0*gy4 - 1.0*gy3 - 1.0*gy5 = 0
RowConstraint 2.0*gy6 - 1.0*gy5 - 1.0*gy7 = 0
ColConstraint 2.0*gx2 - 1.0*gx1 - 1.0*gx3 = 0
ColConstraint 2.0*gx4 - 1.0*gx3 - 1.0*gx5 = 0
ColConstraint 2.0*gx6 - 1.0*gx5 - 1.0*gx7 = 0
Box (1,0) (2,1) TopBaseline Center 3.0 bp 6.0 bp 3.0 bp 3.0 bp
--xxyyXXyyxx--
Box (1,1) (2,2) TopBaseline Center 3.0 bp 6.0 bp 3.0 bp 3.0 bp
--xx--
Box (2,2) (3,3) Center CharAlign '. 3.0 bp 6.0 bp 3.0 bp 3.0 bp
(xx.%)