--[[ Licensed under GNU General Public License v2 * (c) 2016, Henrik Antonsson * (c) 2015, Joerg Jaspert * (c) 2014, projektile * (c) 2013, Luca CPZ * (c) 2010-2012, Peter Hofmann --]] local floor = math.floor local screen = screen local centerwork = { name = "centerwork", horizontal = { name = "centerworkh" } } local function do_centerwork(p, orientation) local t = p.tag or screen[p.screen].selected_tag local wa = p.workarea local cls = p.clients if #cls == 0 then return end local c = cls[1] local g = {} -- Main column, fixed width and height. local mwfact = t.master_width_factor local mainhei = floor(wa.height * mwfact) local mainwid = floor(wa.width * mwfact) local slavewid = wa.width - mainwid local slaveLwid = floor(slavewid / 2) local slaveRwid = slavewid - slaveLwid local slavehei = wa.height - mainhei local slaveThei = floor(slavehei / 2) local slaveBhei = slavehei - slaveThei local nbrFirstSlaves = floor(#cls / 2) local nbrSecondSlaves = floor((#cls - 1) / 2) local slaveFirstDim, slaveSecondDim = 0, 0 if orientation == "vertical" then if nbrFirstSlaves > 0 then slaveFirstDim = floor(wa.height / nbrFirstSlaves) end if nbrSecondSlaves > 0 then slaveSecondDim = floor(wa.height / nbrSecondSlaves) end g.height = wa.height g.width = mainwid g.x = wa.x + slaveLwid g.y = wa.y else if nbrFirstSlaves > 0 then slaveFirstDim = floor(wa.width / nbrFirstSlaves) end if nbrSecondSlaves > 0 then slaveSecondDim = floor(wa.width / nbrSecondSlaves) end g.height = mainhei g.width = wa.width g.x = wa.x g.y = wa.y + slaveThei end if g.width < 1 then g.width = 1 end if g.height < 1 then g.height = 1 end p.geometries[c] = g -- Auxiliary windows. if #cls <= 1 then return end for i = 2,#cls do local c = cls[i] local g = {} local rowIndex = floor(i/2) if orientation == "vertical" then if i % 2 == 0 then -- left slave g.x = wa.x g.y = wa.y + (rowIndex-1)*slaveFirstDim g.width = slaveLwid -- if last slave in left row use remaining space for that slave if rowIndex == nbrFirstSlaves then g.height = wa.y + wa.height - g.y else g.height = slaveFirstDim end else -- right slave g.x = wa.x + slaveLwid + mainwid g.y = wa.y + (rowIndex-1)*slaveSecondDim g.width = slaveRwid -- if last slave in right row use remaining space for that slave if rowIndex == nbrSecondSlaves then g.height = wa.y + wa.height - g.y else g.height = slaveSecondDim end end else if i % 2 == 0 then -- top slave g.x = wa.x + (rowIndex-1)*slaveFirstDim g.y = wa.y g.height = slaveThei -- if last slave in top row use remaining space for that slave if rowIndex == nbrFirstSlaves then g.width = wa.x + wa.width - g.x else g.width = slaveFirstDim end else -- bottom slave g.x = wa.x + (rowIndex-1)*slaveSecondDim g.y = wa.y + slaveThei + mainhei g.height = slaveBhei -- if last slave in bottom row use remaining space for that slave if rowIndex == nbrSecondSlaves then g.width = wa.x + wa.width - g.x else g.width = slaveSecondDim end end end if g.width < 1 then g.width = 1 end if g.height < 1 then g.height = 1 end p.geometries[c] = g end end function centerwork.horizontal.arrange(p) return do_centerwork(p, "horizontal") end function centerwork.arrange(p) return do_centerwork(p, "vertical") end return centerwork