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123 lines
3.5 KiB
123 lines
3.5 KiB
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--[[ |
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Licensed under GNU General Public License v2 |
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* (c) 2014, projektile |
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* (c) 2013, Luke Bonham |
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* (c) 2009, Uli Schlachter |
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* (c) 2008, Julien Danjolu |
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--]] |
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local beautiful = require("beautiful") |
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local ipairs = ipairs |
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local tonumber = tonumber |
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local math = require("math") |
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local uselesspiral = {} |
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local function spiral(p, spiral) |
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-- A useless gap (like the dwm patch) can be defined with |
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-- beautiful.useless_gap_width. |
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local useless_gap = tonumber(beautiful.useless_gap_width) or 0 |
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if useless_gap < 0 then useless_gap = 0 end |
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-- A global border can be defined with |
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-- beautiful.global_border_width |
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local global_border = tonumber(beautiful.global_border_width) or 0 |
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if global_border < 0 then global_border = 0 end |
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-- Themes border width requires an offset |
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local bw = tonumber(beautiful.border_width) or 0 |
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-- get our orientation right |
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local wa = p.workarea |
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local cls = p.clients |
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local n = #cls -- number of windows total; k = which window number |
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wa.height = wa.height - ((global_border * 2) + (bw * 2)) |
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wa.width = wa.width - ((global_border * 2) + (bw * 2)) |
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local static_wa = wa |
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for k, c in ipairs(cls) do |
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if k < n then |
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if k % 2 == 0 then |
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wa.height = (wa.height / 2) |
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else |
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wa.width = (wa.width / 2) |
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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 or |
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(k % 4 == 3 and k < n and spiral) then |
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wa.x = wa.x + wa.width |
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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 or |
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(k % 4 == 0 and k < n and spiral) then |
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wa.y = wa.y + wa.height |
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end |
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local wa2 = {} |
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wa2.x = wa.x + (useless_gap / 2) + global_border |
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wa2.y = wa.y + (useless_gap / 2) + global_border |
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wa2.height = wa.height - (useless_gap / 2) |
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wa2.width = wa.width - (useless_gap / 2) |
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-- Useless gap. |
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if useless_gap > 0 |
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then |
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-- Top and left clients are shrinked by two steps and |
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-- get moved away from the border. Other clients just |
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-- get shrinked in one direction. |
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top = false |
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left = false |
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if wa2.y == static_wa.y then |
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top = true |
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end |
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if wa2.x == static_wa.x then |
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left = true |
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end |
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if top then |
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wa2.height = wa2.height - useless_gap |
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wa2.y = wa2.y - (useless_gap / 2) |
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else |
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wa2.height = wa2.height - (useless_gap / 2) |
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end |
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if left then |
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wa2.width = wa2.width - useless_gap |
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wa2.x = wa2.x - (useless_gap / 2) |
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else |
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wa2.width = wa2.width - (useless_gap / 2) |
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end |
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end |
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-- End of useless gap. |
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c:geometry(wa2) |
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end |
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end |
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--- Dwindle layout |
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uselesspiral.dwindle = {} |
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uselesspiral.dwindle.name = "uselessdwindle" |
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function uselesspiral.dwindle.arrange(p) |
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return spiral(p, false) |
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end |
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--- Spiral layout |
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uselesspiral.name = "uselesspiral" |
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function uselesspiral.arrange(p) |
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return spiral(p, true) |
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end |
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return uselesspiral
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