From e0036e20229dc35130764b5ec8c5b6e3d278a28b Mon Sep 17 00:00:00 2001
From: Ian Foster <mrlanrat@gmail.com>
Date: Tue, 7 Jan 2014 14:32:02 -0800
Subject: [PATCH] new layouts

---
 awesome/awesome/layouts/browse.lua      | 131 ++++++++++++++++++
 awesome/awesome/layouts/termfair.lua    | 136 +++++++++++++++++++
 awesome/awesome/layouts/uselessfair.lua | 119 +++++++++++++++++
 awesome/awesome/layouts/uselesstile.lua | 226 ++++++++++++++++++++++++++++++++
 4 files changed, 612 insertions(+)
 create mode 100644 awesome/awesome/layouts/browse.lua
 create mode 100644 awesome/awesome/layouts/termfair.lua
 create mode 100644 awesome/awesome/layouts/uselessfair.lua
 create mode 100644 awesome/awesome/layouts/uselesstile.lua

diff --git a/awesome/awesome/layouts/browse.lua b/awesome/awesome/layouts/browse.lua
new file mode 100644
index 0000000..b92765d
--- /dev/null
+++ b/awesome/awesome/layouts/browse.lua
@@ -0,0 +1,131 @@
+-- Grab environment.
+local awful     = require("awful")
+local beautiful = require("beautiful")
+local ipairs    = ipairs
+local tonumber  = tonumber
+local math      = math
+
+module("vain.layout.browse")
+
+extra_padding = 0
+
+name = "browse"
+
+function arrange(p)
+
+    -- Layout with one fixed column meant for the browser window. Its
+    -- width is calculated according to mwfact. Other clients are
+    -- stacked vertically in a slave column on the right.
+
+    --       (1)              (2)              (3)              (4)
+    --   +-----+---+      +-----+---+      +-----+---+      +-----+---+
+    --   |     |   |      |     |   |      |     | 3 |      |     | 4 |
+    --   |     |   |      |     |   |      |     |   |      |     +---+
+    --   |  1  |   |  ->  |  1  | 2 |  ->  |  1  +---+  ->  |  1  | 3 |
+    --   |     |   |      |     |   |      |     | 2 |      |     +---+
+    --   |     |   |      |     |   |      |     |   |      |     | 2 |
+    --   +-----+---+      +-----+---+      +-----+---+      +-----+---+
+
+    -- A useless gap (like the dwm patch) can be defined with
+    -- beautiful.useless_gap_width.
+    local useless_gap = tonumber(beautiful.useless_gap_width)
+    if useless_gap == nil
+    then
+        useless_gap = 0
+    end
+
+    -- Screen.
+    local wa = p.workarea
+    local cls = p.clients
+
+    -- Width of main column?
+    local t = awful.tag.selected(p.screen)
+    local mwfact = awful.tag.getmwfact(t)
+
+    -- Make slave windows overlap main window? Do this if ncol is 1.
+    local overlap_main = awful.tag.getncol(t)
+
+    if #cls > 0
+    then
+        -- Main column, fixed width and height.
+        local c = cls[#cls]
+        local g = {}
+        local mainwid = math.floor(wa.width * mwfact)
+        local slavewid = wa.width - mainwid
+
+        if overlap_main == 1
+        then
+            g.width = wa.width
+
+            -- The size of the main window may be reduced a little bit.
+            -- This allows you to see if there are any windows below the
+            -- main window.
+            -- This only makes sense, though, if the main window is
+            -- overlapping everything else.
+            g.width = g.width - extra_padding
+        else
+            g.width = mainwid
+        end
+
+        g.height = wa.height
+        g.x = wa.x
+        g.y = wa.y
+        if useless_gap > 0
+        then
+            -- Reduce width once and move window to the right. Reduce
+            -- height twice, however.
+            g.width = g.width - useless_gap
+            g.height = g.height - 2 * useless_gap
+            g.x = g.x + useless_gap
+            g.y = g.y + useless_gap
+
+            -- When there's no window to the right, add an additional
+            -- gap.
+            if overlap_main == 1
+            then
+                g.width = g.width - useless_gap
+            end
+        end
+        c:geometry(g)
+
+        -- Remaining clients stacked in slave column, new ones on top.
+        if #cls > 1
+        then
+            local slavehei = math.floor(wa.height / (#cls - 1))
+            for i = (#cls - 1),1,-1
+            do
+                c = cls[i]
+                g = {}
+                g.width = slavewid
+                if i == (#cls - 1)
+                then
+                    g.height = wa.height - (#cls - 2) * slavehei
+                else
+                    g.height = slavehei
+                end
+                g.x = wa.x + mainwid
+                g.y = wa.y + (i - 1) * slavehei
+                if useless_gap > 0
+                then
+                    g.width = g.width - 2 * useless_gap
+                    if i == 1
+                    then
+                        -- This is the topmost client. Push it away from
+                        -- the screen border (add to g.y and subtract
+                        -- useless_gap once) and additionally shrink its
+                        -- height.
+                        g.height = g.height - 2 * useless_gap
+                        g.y = g.y + useless_gap
+                    else
+                        -- All other clients.
+                        g.height = g.height - useless_gap
+                    end
+                    g.x = g.x + useless_gap
+                end
+                c:geometry(g)
+            end
+        end
+    end
+end
+
+-- vim: set et :
diff --git a/awesome/awesome/layouts/termfair.lua b/awesome/awesome/layouts/termfair.lua
new file mode 100644
index 0000000..7579a81
--- /dev/null
+++ b/awesome/awesome/layouts/termfair.lua
@@ -0,0 +1,136 @@
+-- Grab environment.
+local tag       = require("awful.tag")
+local beautiful = require("beautiful")
+local math      = math
+local tonumber  = tonumber
+
+module("vain.layout.termfair")
+
+name = "termfair"
+
+function 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)
+    if useless_gap == nil
+    then
+        useless_gap = 0
+    end
+
+    -- Screen.
+    local wa = p.workarea
+    local cls = p.clients
+
+    -- How many vertical columns? Read from nmaster on the tag.
+    local t = tag.selected(p.screen)
+    local num_x = tag.getnmaster(t)
+
+    -- Do at least "desired_y" rows. Read this from ncol. (Yes, I use a
+    -- *column* setting to set the number of *rows*. That's because
+    -- num_x is the *master* setting -- it's the setting that's most
+    -- important to me.)
+    local desired_y = tag.getncol(t)
+
+    if #cls > 0
+    then
+        local num_y = math.max(math.ceil(#cls / num_x), desired_y)
+        local cur_num_x = num_x
+        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
+            cur_num_x = remaining_clients
+        end
+
+        -- Iterate in reversed order.
+        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.
+            local g = {}
+            if this_x == (num_x - 1)
+            then
+                g.width = wa.width - (num_x - 1) * width
+            else
+                g.width = width
+            end
+            if this_y == (num_y - 1)
+            then
+                g.height = wa.height - (num_y - 1) * height
+            else
+                g.height = height
+            end
+            g.x = wa.x + this_x * width
+            g.y = wa.y + this_y * height
+            if useless_gap > 0
+            then
+                -- Top and left clients are shrinked by two steps and
+                -- get moved away from the border. Other clients just
+                -- get shrinked in one direction.
+                if this_x == 0
+                then
+                    g.width = g.width - 2 * useless_gap
+                    g.x = g.x + useless_gap
+                else
+                    g.width = g.width - useless_gap
+                end
+
+                if this_y == 0
+                then
+                    g.height = g.height - 2 * useless_gap
+                    g.y = g.y + useless_gap
+                else
+                    g.height = g.height - useless_gap
+                end
+            end
+            c:geometry(g)
+            remaining_clients = remaining_clients - 1
+
+            -- Next grid position.
+            at_x = at_x + 1
+            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
+                    cur_num_x = remaining_clients
+                end
+            end
+        end
+    end
+end
+
+-- vim: set et :
diff --git a/awesome/awesome/layouts/uselessfair.lua b/awesome/awesome/layouts/uselessfair.lua
new file mode 100644
index 0000000..89110e9
--- /dev/null
+++ b/awesome/awesome/layouts/uselessfair.lua
@@ -0,0 +1,119 @@
+---------------------------------------------------------------------------
+-- @author Julien Danjou &lt;julien@danjou.info&gt;
+-- @copyright 2008 Julien Danjou
+-- @copyright 2010 Vain
+-- @release v3.4.6
+---------------------------------------------------------------------------
+
+-- Grab environment we need
+local beautiful = require("beautiful")
+local ipairs    = ipairs
+local math      = math
+local tonumber  = tonumber
+
+module("vain.layout.uselessfair")
+
+local function fair(p, orientation)
+    -- A useless gap (like the dwm patch) can be defined with
+    -- beautiful.useless_gap_width .
+    local useless_gap = tonumber(beautiful.useless_gap_width)
+    if useless_gap == nil
+    then
+        useless_gap = 0
+    end
+
+    -- Mostly copied.
+    local wa = p.workarea
+    local cls = p.clients
+
+    if #cls > 0 then
+        local cells = math.ceil(math.sqrt(#cls))
+        local strips = math.ceil(#cls / cells)
+
+        local cell = 0
+        local strip = 0
+        for k, c in ipairs(cls) do
+            local g = {}
+            -- Save actual grid index for use in the useless_gap
+            -- routine.
+            local this_x = 0
+            local this_y = 0
+            if ( orientation == "east" and #cls > 2 )
+            or ( orientation == "south" and #cls <= 2 ) then
+                if #cls < (strips * cells) and strip == strips - 1 then
+                    g.width = wa.width / (cells - ((strips * cells) - #cls))
+                else
+                    g.width = wa.width / cells
+                end
+                g.height = wa.height / strips
+
+                this_x = cell
+                this_y = strip
+
+                g.x = wa.x + cell * g.width
+                g.y = wa.y + strip * g.height
+
+            else
+                if #cls < (strips * cells) and strip == strips - 1 then
+                    g.height = wa.height / (cells - ((strips * cells) - #cls))
+                else
+                    g.height = wa.height / cells
+                end
+                g.width = wa.width / strips
+
+                this_x = strip
+                this_y = cell
+
+                g.x = wa.x + strip * g.width
+                g.y = wa.y + cell * g.height
+            end
+
+            -- Useless gap.
+            if useless_gap > 0
+            then
+                -- Top and left clients are shrinked by two steps and
+                -- get moved away from the border. Other clients just
+                -- get shrinked in one direction.
+                if this_x == 0
+                then
+                    g.width = g.width - 2 * useless_gap
+                    g.x = g.x + useless_gap
+                else
+                    g.width = g.width - useless_gap
+                end
+
+                if this_y == 0
+                then
+                    g.height = g.height - 2 * useless_gap
+                    g.y = g.y + useless_gap
+                else
+                    g.height = g.height - useless_gap
+                end
+            end
+            -- End of useless gap.
+
+            c:geometry(g)
+
+            cell = cell + 1
+            if cell == cells then
+                cell = 0
+                strip = strip + 1
+            end
+        end
+    end
+end
+
+--- Horizontal fair layout.
+-- @param screen The screen to arrange.
+horizontal = {}
+horizontal.name = "fairh"
+function horizontal.arrange(p)
+    return fair(p, "east")
+end
+
+-- Vertical fair layout.
+-- @param screen The screen to arrange.
+name = "fairv"
+function arrange(p)
+    return fair(p, "south")
+end
diff --git a/awesome/awesome/layouts/uselesstile.lua b/awesome/awesome/layouts/uselesstile.lua
new file mode 100644
index 0000000..7a2a1a7
--- /dev/null
+++ b/awesome/awesome/layouts/uselesstile.lua
@@ -0,0 +1,226 @@
+---------------------------------------------------------------------------
+-- @author Donald Ephraim Curtis <dcurtis@cs.uiowa.edu>
+-- @author Julien Danjou <julien@danjou.info>
+-- @copyright 2009 Donald Ephraim Curtis
+-- @copyright 2008 Julien Danjou
+-- @release v3.4.11
+---------------------------------------------------------------------------
+
+-- Grab environment we need
+local tag = require("awful.tag")
+local beautiful = require("beautiful")
+local ipairs = ipairs
+local math = math
+
+module("vain.layout.uselesstile")
+
+local function tile_group(cls, wa, orientation, fact, group)
+    -- A useless gap (like the dwm patch) can be defined with
+    -- beautiful.useless_gap_width .
+    local useless_gap = tonumber(beautiful.useless_gap_width)
+    if useless_gap == nil
+    then
+        useless_gap = 0
+    end
+
+    -- get our orientation right
+    local height = "height"
+    local width = "width"
+    local x = "x"
+    local y = "y"
+    if orientation == "top" or orientation == "bottom" then
+        height = "width"
+        width = "height"
+        x = "y"
+        y = "x"
+    end
+
+    -- make this more generic (not just width)
+    available = wa[width] - (group.coord - wa[x])
+
+    -- find our total values
+    local total_fact = 0
+    local min_fact = 1
+    local size = group.size
+    for c = group.first,group.last do
+        -- determine the width/height based on the size_hint
+        local i = c - group.first +1
+        local size_hints = cls[c].size_hints
+        local size_hint = size_hints["min_"..width] or size_hints["base_"..width] or 0
+        size_hint = size_hint + cls[c].border_width*2
+        size = math.max(size_hint, size)
+
+        -- calculate the height
+        if not fact[i] then
+            fact[i] = min_fact
+        else
+            min_fact = math.min(fact[i],min_fact)
+        end
+        total_fact = total_fact + fact[i]
+    end
+    size = math.min(size, available)
+
+    local coord = wa[y]
+    local geom = {}
+    local used_size = 0
+    local unused = wa[height]
+    local stat_coord = wa[x]
+    --stat_coord = size
+    for c = group.first,group.last do
+        local i = c - group.first +1
+        geom[width] = size
+        geom[height] = math.floor(unused * fact[i] / total_fact)
+        geom[x] = group.coord
+        geom[y] = coord
+
+        coord = coord + geom[height]
+        unused = unused - geom[height]
+        total_fact = total_fact - fact[i]
+        used_size = math.max(used_size, geom[width])
+
+        -- Useless gap
+        if useless_gap > 0
+        then
+            -- Top and left clients are shrinked by two steps and
+            -- get moved away from the border. Other clients just
+            -- get shrinked in one direction.
+
+            top = false
+            left = false
+
+            if geom[y] == wa[y] then
+                top = true
+            end
+
+            if geom[x] == 0 or geom[x] == wa[x] then
+                left = true
+            end
+
+            if top then
+                geom[height] = geom[height] - 2 * useless_gap
+                geom[y] = geom[y] + useless_gap
+            else
+                geom[height] = geom[height] - useless_gap
+            end
+
+            if left then
+                geom[width] = geom[width] - 2 * useless_gap
+                geom[x] = geom[x] + useless_gap
+            else
+                geom[width] = geom[width] - useless_gap
+            end
+        end
+        -- End of useless gap.
+
+        geom = cls[c]:geometry(geom)
+   end
+
+    return used_size
+end
+
+local function tile(param, orientation)
+    local t = tag.selected(param.screen)
+    orientation = orientation or "right"
+
+    -- this handles are different orientations
+    local height = "height"
+    local width = "width"
+    local x = "x"
+    local y = "y"
+    if orientation == "top" or orientation == "bottom" then
+        height = "width"
+        width = "height"
+        x = "y"
+        y = "x"
+    end
+
+    local cls = param.clients
+    local nmaster = math.min(tag.getnmaster(t), #cls)
+    local nother = math.max(#cls - nmaster,0)
+
+    local mwfact = tag.getmwfact(t)
+    local wa = param.workarea
+    local ncol = tag.getncol(t)
+
+    local data = tag.getdata(t).windowfact
+
+    if not data then
+        data = {}
+        tag.getdata(t).windowfact = data
+    end
+
+    local coord = wa[x]
+    local place_master = true
+    if orientation == "left" or orientation == "top" then
+        -- if we are on the left or top we need to render the other windows first
+        place_master = false
+    end
+
+    -- this was easier than writing functions because there is a lot of data we need
+    for d = 1,2 do
+        if place_master and nmaster > 0 then
+            local size = wa[width]
+            if nother > 0 then
+                size = math.min(wa[width] * mwfact, wa[width] - (coord - wa[x]))
+            end
+            if not data[0] then
+                data[0] = {}
+            end
+            coord = coord + tile_group(cls, wa, orientation, data[0], {first=1, last=nmaster, coord = coord, size = size})
+        end
+
+        if not place_master and nother > 0 then
+            local last = nmaster
+
+            -- we have to modify the work area size to consider left and top views
+            local wasize = wa[width]
+            if nmaster > 0 and (orientation == "left" or orientation == "top") then
+                wasize = wa[width] - wa[width]*mwfact
+            end
+            for i = 1,ncol do
+                -- Try to get equal width among remaining columns
+                local size = math.min( (wasize - (coord - wa[x])) / (ncol - i + 1) )
+                local first = last + 1
+                last = last + math.floor((#cls - last)/(ncol - i + 1))
+                -- tile the column and update our current x coordinate
+                if not data[i] then
+                    data[i] = {}
+                end
+                coord = coord + tile_group(cls, wa, orientation, data[i], { first = first, last = last, coord = coord, size = size })
+            end
+        end
+        place_master = not place_master
+    end
+
+end
+
+right = {}
+right.name = "uselesstile"
+right.arrange = tile
+
+--- The main tile algo, on left.
+-- @param screen The screen number to tile.
+left = {}
+left.name = "uselesstileleft"
+function left.arrange(p)
+    return tile(p, "left")
+end
+
+--- The main tile algo, on bottom.
+-- @param screen The screen number to tile.
+bottom = {}
+bottom.name = "uselesstilebottom"
+function bottom.arrange(p)
+    return tile(p, "bottom")
+end
+
+--- The main tile algo, on top.
+-- @param screen The screen number to tile.
+top = {}
+top.name = "uselesstiletop"
+function top.arrange(p)
+    return tile(p, "top")
+end
+
+arrange = right.arrange
+name = right.name
-- 
1.9.1