From 009f865bc5484e54f09d2173b2b3dbbf3838d391 Mon Sep 17 00:00:00 2001 From: Clement Benard Date: Thu, 11 Jul 2019 10:50:37 +0200 Subject: Added SplitFunc type, documented everything exported --- layout/split.go | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 layout/split.go (limited to 'layout/split.go') diff --git a/layout/split.go b/layout/split.go new file mode 100644 index 0000000..4bf00a7 --- /dev/null +++ b/layout/split.go @@ -0,0 +1,19 @@ +package layout + +// SplitFunc represents a way to split a space among a number of elements. +// The space of the returned slice must be equal to the number of elements. +// The sum of all elements of the returned slice must be eqal to the space. +type SplitFunc func(elements int, space int) []int + +// EvenSplit implements SplitFunc to split a space (almost) evenly among the elements. +// It is almost evenly because width may not be divisible by elements. +func EvenSplit(elements int, width int) []int { + ret := make([]int, 0, elements) + for elements > 0 { + v := width / elements + width -= v + elements -= 1 + ret = append(ret, v) + } + return ret +} -- cgit v1.2.3