X-Git-Url: https://git.madduck.net/etc/awesome.git/blobdiff_plain/eac8845c1477c594f47ae58266ad8b3093390235..c2b186467c679338417b6f282f9f115ae6860716:/layout/termfair.lua?ds=sidebyside diff --git a/layout/termfair.lua b/layout/termfair.lua index 4e45eec..60b3c7d 100644 --- a/layout/termfair.lua +++ b/layout/termfair.lua @@ -1,138 +1,239 @@ - --[[ - - Licensed under GNU General Public License v2 - * (c) 2014, projektile - * (c) 2013, Luke Bonham - * (c) 2010-2012, Peter Hofmann - + + Licensed under GNU General Public License v2 + * (c) 2014, projektile + * (c) 2013, Luke Bonham + * (c) 2010, Nicolas Estibals + * (c) 2010-2012, Peter Hofmann + --]] -local tag = require("awful.tag") -local beautiful = require("beautiful") -local math = { ceil = math.ceil, - floor = math.floor, - max = math.max } -local tonumber = tonumber +local math = { ceil = math.ceil, + floor = math.floor, + max = math.max } +local screen = screen +local tonumber = tonumber local termfair = { name = "termfair" } +termfair.center = { name = "centerfair" } -function termfair.arrange(p) - -- Layout with fixed number of vertical columns (read from nmaster). - -- New windows align from left to right. When a row is full, a now - -- one above it is created. Like this: - - -- (1) (2) (3) - -- +---+---+---+ +---+---+---+ +---+---+---+ - -- | | | | | | | | | | | | - -- | 1 | | | -> | 2 | 1 | | -> | 3 | 2 | 1 | -> - -- | | | | | | | | | | | | - -- +---+---+---+ +---+---+---+ +---+---+---+ - - -- (4) (5) (6) - -- +---+---+---+ +---+---+---+ +---+---+---+ - -- | 4 | | | | 5 | 4 | | | 6 | 5 | 4 | - -- +---+---+---+ -> +---+---+---+ -> +---+---+---+ - -- | 3 | 2 | 1 | | 3 | 2 | 1 | | 3 | 2 | 1 | - -- +---+---+---+ +---+---+---+ +---+---+---+ - - -- A useless gap (like the dwm patch) can be defined with - -- beautiful.useless_gap_width. - local useless_gap = tonumber(beautiful.useless_gap_width) or 0 - if useless_gap < 0 then useless_gap = 0 end - - -- A global border can be defined with - -- beautiful.global_border_width - local global_border = tonumber(beautiful.global_border_width) or 0 - if global_border < 0 then global_border = 0 end - - -- Themes border width requires an offset - local bw = tonumber(beautiful.border_width) or 0 - - -- Screen. +local function do_fair(p, orientation) + local t = p.tag or screen[p.screen].selected_tag local wa = p.workarea local cls = p.clients - -- Borders are factored in. - wa.height = wa.height - ((global_border * 2) + (bw * 2)) - wa.width = wa.width - ((global_border * 2) + (bw * 2)) - - -- How many vertical columns? - local t = tag.selected(p.screen) - local num_x = termfair.nmaster or tag.getnmaster(t) - - -- Do at least "desired_y" rows. - local desired_y = termfair.ncol or tag.getncol(t) - - if #cls > 0 - then - local num_y = math.max(math.ceil(#cls / num_x), desired_y) + if #cls == 0 then return end + + if orientation == "west" then + -- Layout with fixed number of vertical columns (read from nmaster). + -- New windows align from left to right. When a row is full, a now + -- one above it is created. Like this: + + -- (1) (2) (3) + -- +---+---+---+ +---+---+---+ +---+---+---+ + -- | | | | | | | | | | | | + -- | 1 | | | -> | 2 | 1 | | -> | 3 | 2 | 1 | -> + -- | | | | | | | | | | | | + -- +---+---+---+ +---+---+---+ +---+---+---+ + + -- (4) (5) (6) + -- +---+---+---+ +---+---+---+ +---+---+---+ + -- | 4 | | | | 5 | 4 | | | 6 | 5 | 4 | + -- +---+---+---+ -> +---+---+---+ -> +---+---+---+ + -- | 3 | 2 | 1 | | 3 | 2 | 1 | | 3 | 2 | 1 | + -- +---+---+---+ +---+---+---+ +---+---+---+ + + -- How many vertical columns? Read from nmaster on the tag. + local num_x = tonumber(termfair.nmaster) or t.master_count + local ncol = tonumber(termfair.ncol) or t.column_count + + if num_x <= 2 then num_x = 2 end + if ncol <= 1 then ncol = 1 end + local width = math.floor(wa.width/num_x) + + local num_y = math.max(math.ceil(#cls / num_x), ncol) + local height = math.floor(wa.height/num_y) local cur_num_x = num_x - local at_x = 0 - local at_y = 0 + local at_x = 0 + local at_y = 0 + local remaining_clients = #cls - local width = math.floor(wa.width / num_x) - local height = math.floor(wa.height / num_y) -- We start the first row. Left-align by limiting the number of -- available slots. - if remaining_clients < num_x - then + if remaining_clients < num_x then cur_num_x = remaining_clients end -- Iterate in reversed order. - for i = #cls,1,-1 - do + for i = #cls,1,-1 do -- Get x and y position. local c = cls[i] local this_x = cur_num_x - at_x - 1 local this_y = num_y - at_y - 1 - -- Calc geometry. + -- Calculate geometry. local g = {} - if this_x == (num_x - 1) - then - g.width = wa.width - (num_x - 1) * width - useless_gap + if this_x == (num_x - 1) then + g.width = wa.width - (num_x - 1)*width else - g.width = width - useless_gap + g.width = width end - if this_y == (num_y - 1) - then - g.height = wa.height - (num_y - 1) * height - useless_gap + + if this_y == (num_y - 1) then + g.height = wa.height - (num_y - 1)*height else - g.height = height - useless_gap + g.height = height end - g.x = wa.x + this_x * width + global_border - g.y = wa.y + this_y * height + global_border + g.x = wa.x + this_x*width + g.y = wa.y + this_y*height - if useless_gap > 0 - then - -- All clients tile evenly. - g.x = g.x + (useless_gap / 2) - g.y = g.y + (useless_gap / 2) + if g.width < 1 then g.width = 1 end + if g.height < 1 then g.height = 1 end + + p.geometries[c] = g - end - c:geometry(g) remaining_clients = remaining_clients - 1 -- Next grid position. at_x = at_x + 1 - if at_x == num_x - then + if at_x == num_x then -- Row full, create a new one above it. at_x = 0 at_y = at_y + 1 -- We start a new row. Left-align. - if remaining_clients < num_x - then + if remaining_clients < num_x then cur_num_x = remaining_clients end end end + elseif orientation == "center" then + -- Layout with fixed number of vertical columns (read from nmaster). + -- Cols are centerded until there is nmaster columns, then windows + -- are stacked in the slave columns, with at most ncol clients per + -- column if possible. + + -- with nmaster=3 and ncol=1 you'll have + -- (1) (2) (3) + -- +---+---+---+ +-+---+---+-+ +---+---+---+ + -- | | | | | | | | | | | | | + -- | | 1 | | -> | | 1 | 2 | | -> | 1 | 2 | 3 | -> + -- | | | | | | | | | | | | | + -- +---+---+---+ +-+---+---+-+ +---+---+---+ + + -- (4) (5) + -- +---+---+---+ +---+---+---+ + -- | | | 3 | | | 2 | 4 | + -- + 1 + 2 +---+ -> + 1 +---+---+ + -- | | | 4 | | | 3 | 5 | + -- +---+---+---+ +---+---+---+ + + -- How many vertical columns? Read from nmaster on the tag. + local num_x = tonumber(termfair.center.nmaster) or t.master_count + local ncol = tonumber(termfair.center.ncol) or t.column_count + + if num_x <= 2 then num_x = 2 end + if ncol <= 1 then ncol = 1 end + + local width = math.floor(wa.width / num_x) + + if #cls < num_x then + -- Less clients than the number of columns, let's center it! + local offset_x = wa.x + (wa.width - #cls*width) / 2 + for i = 1, #cls do + local g = { y = wa.y } + g.width = width + g.height = wa.height + if g.width < 1 then g.width = 1 end + if g.height < 1 then g.height = 1 end + g.x = offset_x + (i - 1) * width + p.geometries[cls[i]] = g + end + else + -- More clients than the number of columns, let's arrange it! + -- Master client deserves a special treatement + local g = {} + g.width = wa.width - (num_x - 1)*width + g.height = wa.height + if g.width < 1 then g.width = 1 end + if g.height < 1 then g.height = 1 end + g.x = wa.x + g.y = wa.y + p.geometries[cls[1]] = g + + -- Treat the other clients + + -- Compute distribution of clients among columns + local num_y = {} + local remaining_clients = #cls-1 + local ncol_min = math.ceil(remaining_clients/(num_x-1)) + + if ncol >= ncol_min then + for i = (num_x-1), 1, -1 do + if (remaining_clients-i+1) < ncol then + num_y[i] = remaining_clients-i + 1 + else + num_y[i] = ncol + end + remaining_clients = remaining_clients - num_y[i] + end + else + local rem = remaining_clients % (num_x-1) + if rem == 0 then + for i = 1, num_x-1 do + num_y[i] = ncol_min + end + else + for i = 1, num_x-1 do + num_y[i] = ncol_min - 1 + end + for i = 0, rem-1 do + num_y[num_x-1-i] = num_y[num_x-1-i] + 1 + end + end + end + + -- Compute geometry of the other clients + local nclient = 2 -- we start with the 2nd client + local wx = g.x + g.width + for i = 1, (num_x-1) do + local height = math.floor(wa.height / num_y[i]) + local wy = wa.y + for j = 0, (num_y[i]-2) do + local g = {} + g.x = wx + g.y = wy + g.height = height + g.width = width + if g.width < 1 then g.width = 1 end + if g.height < 1 then g.height = 1 end + p.geometries[cls[nclient]] = g + nclient = nclient + 1 + wy = wy + height + end + local g = {} + g.x = wx + g.y = wy + g.height = wa.height - (num_y[i] - 1)*height + g.width = width + if g.width < 1 then g.width = 1 end + if g.height < 1 then g.height = 1 end + p.geometries[cls[nclient]] = g + nclient = nclient + 1 + wx = wx + width + end + end end end +function termfair.center.arrange(p) + return do_fair(p, "center") +end + +function termfair.arrange(p) + return do_fair(p, "west") +end + return termfair