Sourceval item :
?rowspan:int ->
?colspan:int ->
?sticky:string ->
row:int ->
col:int ->
'a ->
(float * float) ->
'a item Sourceval make :
?gap:float ->
?row_weights:(int * float) list ->
?col_weights:(int * float) list ->
'a item list ->
'a t Sourceval measure : 'a t -> float * float Sourceval columns : 'a t -> float list Sourceval rows : 'a t -> float list