Rebol Programming/span?
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USAGE:[edit | edit source]
SPAN? pane /part count
DESCRIPTION:[edit | edit source]
Returns a block of [min max] bounds for all faces
SPAN? is a function value.
ARGUMENTS[edit | edit source]
- pane -- (Type: block)
REFINEMENTS[edit | edit source]
- /part
- count -- Limit the number of faces (Type: integer)
SOURCE CODE[edit | edit source]
span?: func [ "Returns a block of [min max] bounds for all faces" pane [block!] /part count [integer!] "Limit the number of faces" /local origin margin ][ origin: 100000x100000 margin: 0x0 foreach item pane [ if object? item [ if all [count negative? count: count - 1] [break] origin: min origin item/offset margin: max margin item/offset + item/size ] ] reduce [origin margin] ]