88 lines
2.3 KiB
Lua
88 lines
2.3 KiB
Lua
---------------------------------------------------------------------------
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--- Dwindle and spiral layouts
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--
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-- @author Uli Schlachter <psychon@znc.in>
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-- @copyright 2009 Uli Schlachter
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-- @copyright 2008 Julien Danjou
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--
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-- @module awful.layout.suit.spiral
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---------------------------------------------------------------------------
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-- Grab environment we need
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local ipairs = ipairs
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local math = math
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--- The spiral layout layoutbox icon.
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-- @beautiful beautiful.layout_spiral
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-- @param surface
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-- @see gears.surface
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--- The dwindle layout layoutbox icon.
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-- @beautiful beautiful.layout_dwindle
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-- @param surface
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-- @see gears.surface
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local spiral = {}
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local function do_spiral(p, _spiral)
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local wa = p.workarea
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local cls = p.clients
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local n = #cls
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local old_width, old_height = wa.width, 2 * wa.height
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for k, c in ipairs(cls) do
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if k % 2 == 0 then
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wa.width, old_width = math.ceil(old_width / 2), wa.width
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if k ~= n then
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wa.height, old_height = math.floor(wa.height / 2), wa.height
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end
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else
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wa.height, old_height = math.ceil(old_height / 2), wa.height
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if k ~= n then
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wa.width, old_width = math.floor(wa.width / 2), wa.width
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end
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end
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if k % 4 == 0 and _spiral then
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wa.x = wa.x - wa.width
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elseif k % 2 == 0 then
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wa.x = wa.x + old_width
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elseif k % 4 == 3 and k < n and _spiral then
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wa.x = wa.x + math.ceil(old_width / 2)
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end
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if k % 4 == 1 and k ~= 1 and _spiral then
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wa.y = wa.y - wa.height
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elseif k % 2 == 1 and k ~= 1 then
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wa.y = wa.y + old_height
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elseif k % 4 == 0 and k < n and _spiral then
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wa.y = wa.y + math.ceil(old_height / 2)
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end
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local g = {
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x = wa.x,
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y = wa.y,
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width = wa.width,
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height = wa.height
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}
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p.geometries[c] = g
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end
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end
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--- Dwindle layout
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spiral.dwindle = {}
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spiral.dwindle.name = "dwindle"
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function spiral.dwindle.arrange(p)
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return do_spiral(p, false)
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end
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--- Spiral layout
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spiral.name = "spiral"
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function spiral.arrange(p)
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return do_spiral(p, true)
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end
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return spiral
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-- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:textwidth=80
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