/
layout.lua
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/
layout.lua
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--[[
#########################################################################
# #
# layout.lua #
# #
# Position and layout helper functions #
# #
# Copyright 2011 Josh Bothun #
# joshbothun@gmail.com #
# http://minornine.com #
# #
# This program is free software: you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation, either version 3 of the License, or #
# (at your option) any later version. #
# #
# This program is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License <http://www.gnu.org/licenses/> for #
# more details. #
# #
#########################################################################
--]]
require 'leaf.rect'
require 'leaf.vector'
local vector = leaf.vector
local rect = leaf.rect
local layout = {}
-- Return the position for an element of a list
layout.list = function(rect, position, conf)
local conf = conf or {}
local margin = conf.margin or 1
local spacing = conf.spacing or 1
local x = margin
local y = margin + (position - 1) * spacing
return vector.translate(x, y, rect.left, rect.top)
end
-- Export
leaf.layout = layout