<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html>
<head>
<!-- Generated by HsColour, http://code.haskell.org/~malcolm/hscolour/ -->
<title>XMonad/Layout/OneBig.hs</title>
<link type='text/css' rel='stylesheet' href='hscolour.css' />
</head>
<body>
<pre><a name="line-1"></a><span class='hs-comment'>{-# LANGUAGE FlexibleInstances, MultiParamTypeClasses, TypeSynonymInstances #-}</span>
<a name="line-2"></a><span class='hs-comment'>-----------------------------------------------------------------------------</span>
<a name="line-3"></a><span class='hs-comment'>-- |</span>
<a name="line-4"></a><span class='hs-comment'>-- Module : XMonad.Layout.OneBig</span>
<a name="line-5"></a><span class='hs-comment'>-- Copyright : (c) 2009 Ilya Portnov</span>
<a name="line-6"></a><span class='hs-comment'>-- License : BSD3-style (see LICENSE)</span>
<a name="line-7"></a><span class='hs-comment'>--</span>
<a name="line-8"></a><span class='hs-comment'>-- Maintainer : Ilya Portnov <portnov84@rambler.ru></span>
<a name="line-9"></a><span class='hs-comment'>-- Stability : unstable</span>
<a name="line-10"></a><span class='hs-comment'>-- Portability : unportable</span>
<a name="line-11"></a><span class='hs-comment'>--</span>
<a name="line-12"></a><span class='hs-comment'>-- Provides layout named OneBig. It places one (master) window at top left corner of screen, and other (slave) windows at top</span>
<a name="line-13"></a><span class='hs-comment'>--</span>
<a name="line-14"></a><span class='hs-comment'>-----------------------------------------------------------------------------</span>
<a name="line-15"></a>
<a name="line-16"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>Layout</span><span class='hs-varop'>.</span><span class='hs-conid'>OneBig</span> <span class='hs-layout'>(</span>
<a name="line-17"></a> <span class='hs-comment'>-- * Usage</span>
<a name="line-18"></a> <span class='hs-comment'>-- $usage</span>
<a name="line-19"></a> <span class='hs-conid'>OneBig</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span>
<a name="line-20"></a> <span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-21"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span>
<a name="line-22"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>StackSet</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>W</span>
<a name="line-23"></a>
<a name="line-24"></a><span class='hs-comment'>-- $usage</span>
<a name="line-25"></a><span class='hs-comment'>-- This module defines layout named OneBig. It places one (master)</span>
<a name="line-26"></a><span class='hs-comment'>-- window at top left, and other (slave) windows at right and at</span>
<a name="line-27"></a><span class='hs-comment'>-- bottom of master. It tries to give equal space for each slave</span>
<a name="line-28"></a><span class='hs-comment'>-- window.</span>
<a name="line-29"></a><span class='hs-comment'>--</span>
<a name="line-30"></a><span class='hs-comment'>-- You can use this module by adding following in your @xmonad.hs@:</span>
<a name="line-31"></a><span class='hs-comment'>--</span>
<a name="line-32"></a><span class='hs-comment'>-- > import XMonad.Layout.OneBig</span>
<a name="line-33"></a><span class='hs-comment'>--</span>
<a name="line-34"></a><span class='hs-comment'>-- Then add layouts to your layoutHook:</span>
<a name="line-35"></a><span class='hs-comment'>--</span>
<a name="line-36"></a><span class='hs-comment'>-- > myLayoutHook = OneBig (3/4) (3/4) ||| ...</span>
<a name="line-37"></a><span class='hs-comment'>--</span>
<a name="line-38"></a><span class='hs-comment'>-- In this example, master window will occupy 3/4 of screen width and</span>
<a name="line-39"></a><span class='hs-comment'>-- 3/4 of screen height.</span>
<a name="line-40"></a>
<a name="line-41"></a><a name="OneBig"></a><span class='hs-comment'>-- | Data type for layout</span>
<a name="line-42"></a><a name="OneBig"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>OneBig</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>OneBig</span> <span class='hs-conid'>Float</span> <span class='hs-conid'>Float</span> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Read</span><span class='hs-layout'>,</span><span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-43"></a>
<a name="line-44"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>LayoutClass</span> <span class='hs-conid'>OneBig</span> <span class='hs-varid'>a</span> <span class='hs-keyword'>where</span>
<a name="line-45"></a> <span class='hs-varid'>pureLayout</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>oneBigLayout</span>
<a name="line-46"></a> <span class='hs-varid'>pureMessage</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>oneBigMessage</span>
<a name="line-47"></a>
<a name="line-48"></a><a name="oneBigMessage"></a><span class='hs-comment'>-- | Processes Shrink/Expand messages</span>
<a name="line-49"></a><span class='hs-definition'>oneBigMessage</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>OneBig</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>SomeMessage</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>OneBig</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-50"></a><span class='hs-definition'>oneBigMessage</span> <span class='hs-layout'>(</span><span class='hs-conid'>OneBig</span> <span class='hs-varid'>cx</span> <span class='hs-varid'>cy</span><span class='hs-layout'>)</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fmap</span> <span class='hs-varid'>resize</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromMessage</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span>
<a name="line-51"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>resize</span> <span class='hs-conid'>Shrink</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>OneBig</span> <span class='hs-layout'>(</span><span class='hs-varid'>cx</span><span class='hs-comment'>-</span><span class='hs-varid'>delta</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>cy</span><span class='hs-comment'>-</span><span class='hs-varid'>delta</span><span class='hs-layout'>)</span>
<a name="line-52"></a> <span class='hs-varid'>resize</span> <span class='hs-conid'>Expand</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>OneBig</span> <span class='hs-layout'>(</span><span class='hs-varid'>cx</span><span class='hs-varop'>+</span><span class='hs-varid'>delta</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>cy</span><span class='hs-varop'>+</span><span class='hs-varid'>delta</span><span class='hs-layout'>)</span>
<a name="line-53"></a> <span class='hs-varid'>delta</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>3</span><span class='hs-varop'>/</span><span class='hs-num'>100</span>
<a name="line-54"></a>
<a name="line-55"></a><a name="oneBigLayout"></a><span class='hs-comment'>-- | Main layout function</span>
<a name="line-56"></a><span class='hs-definition'>oneBigLayout</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>OneBig</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Rectangle</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-conid'>Stack</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>Rectangle</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-57"></a><span class='hs-definition'>oneBigLayout</span> <span class='hs-layout'>(</span><span class='hs-conid'>OneBig</span> <span class='hs-varid'>cx</span> <span class='hs-varid'>cy</span><span class='hs-layout'>)</span> <span class='hs-varid'>rect</span> <span class='hs-varid'>stack</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-varid'>master</span><span class='hs-layout'>,</span><span class='hs-varid'>masterRect</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-58"></a> <span class='hs-varop'>++</span> <span class='hs-layout'>(</span><span class='hs-varid'>divideBottom</span> <span class='hs-varid'>bottomRect</span> <span class='hs-varid'>bottomWs</span><span class='hs-layout'>)</span>
<a name="line-59"></a> <span class='hs-varop'>++</span> <span class='hs-layout'>(</span><span class='hs-varid'>divideRight</span> <span class='hs-varid'>rightRect</span> <span class='hs-varid'>rightWs</span><span class='hs-layout'>)</span>
<a name="line-60"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>ws</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>integrate</span> <span class='hs-varid'>stack</span>
<a name="line-61"></a> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>length</span> <span class='hs-varid'>ws</span>
<a name="line-62"></a> <span class='hs-varid'>ht</span> <span class='hs-layout'>(</span><span class='hs-conid'>Rectangle</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>hh</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>hh</span>
<a name="line-63"></a> <span class='hs-varid'>wd</span> <span class='hs-layout'>(</span><span class='hs-conid'>Rectangle</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>ww</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>ww</span>
<a name="line-64"></a> <span class='hs-varid'>h'</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>round</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-layout'>(</span><span class='hs-varid'>ht</span> <span class='hs-varid'>rect</span><span class='hs-layout'>)</span><span class='hs-varop'>*</span><span class='hs-varid'>cy</span><span class='hs-layout'>)</span>
<a name="line-65"></a> <span class='hs-varid'>w</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>wd</span> <span class='hs-varid'>rect</span>
<a name="line-66"></a> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>calcBottomWs</span> <span class='hs-varid'>n</span> <span class='hs-varid'>w</span> <span class='hs-varid'>h'</span>
<a name="line-67"></a> <span class='hs-varid'>master</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>head</span> <span class='hs-varid'>ws</span>
<a name="line-68"></a> <span class='hs-varid'>other</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>tail</span> <span class='hs-varid'>ws</span>
<a name="line-69"></a> <span class='hs-varid'>bottomWs</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>take</span> <span class='hs-varid'>m</span> <span class='hs-varid'>other</span>
<a name="line-70"></a> <span class='hs-varid'>rightWs</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>drop</span> <span class='hs-varid'>m</span> <span class='hs-varid'>other</span>
<a name="line-71"></a> <span class='hs-varid'>masterRect</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>cmaster</span> <span class='hs-varid'>n</span> <span class='hs-varid'>m</span> <span class='hs-varid'>cx</span> <span class='hs-varid'>cy</span> <span class='hs-varid'>rect</span>
<a name="line-72"></a> <span class='hs-varid'>bottomRect</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>cbottom</span> <span class='hs-varid'>cy</span> <span class='hs-varid'>rect</span>
<a name="line-73"></a> <span class='hs-varid'>rightRect</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>cright</span> <span class='hs-varid'>cx</span> <span class='hs-varid'>cy</span> <span class='hs-varid'>rect</span>
<a name="line-74"></a>
<a name="line-75"></a><a name="calcBottomWs"></a><span class='hs-comment'>-- | Calculate how many windows must be placed at bottom</span>
<a name="line-76"></a><span class='hs-definition'>calcBottomWs</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Dimension</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Dimension</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span>
<a name="line-77"></a><span class='hs-definition'>calcBottomWs</span> <span class='hs-varid'>n</span> <span class='hs-varid'>w</span> <span class='hs-varid'>h'</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>n</span> <span class='hs-keyword'>of</span>
<a name="line-78"></a> <span class='hs-num'>1</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0</span>
<a name="line-79"></a> <span class='hs-num'>2</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>1</span>
<a name="line-80"></a> <span class='hs-num'>3</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>2</span>
<a name="line-81"></a> <span class='hs-num'>4</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>2</span>
<a name="line-82"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>w</span><span class='hs-layout'>)</span><span class='hs-varop'>*</span><span class='hs-layout'>(</span><span class='hs-varid'>n</span><span class='hs-comment'>-</span><span class='hs-num'>1</span><span class='hs-layout'>)</span> <span class='hs-varop'>`div`</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-layout'>(</span><span class='hs-varid'>h'</span><span class='hs-varop'>+</span><span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>w</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-83"></a>
<a name="line-84"></a><a name="cmaster"></a><span class='hs-comment'>-- | Calculate rectangle for master window</span>
<a name="line-85"></a><span class='hs-definition'>cmaster</span><span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Float</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Float</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Rectangle</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Rectangle</span>
<a name="line-86"></a><span class='hs-definition'>cmaster</span> <span class='hs-varid'>n</span> <span class='hs-varid'>m</span> <span class='hs-varid'>cx</span> <span class='hs-varid'>cy</span> <span class='hs-layout'>(</span><span class='hs-conid'>Rectangle</span> <span class='hs-varid'>x</span> <span class='hs-varid'>y</span> <span class='hs-varid'>sw</span> <span class='hs-varid'>sh</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Rectangle</span> <span class='hs-varid'>x</span> <span class='hs-varid'>y</span> <span class='hs-varid'>w</span> <span class='hs-varid'>h</span>
<a name="line-87"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>w</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-layout'>(</span><span class='hs-varid'>n</span> <span class='hs-varop'>></span> <span class='hs-varid'>m</span><span class='hs-varop'>+</span><span class='hs-num'>1</span><span class='hs-layout'>)</span> <span class='hs-keyword'>then</span>
<a name="line-88"></a> <span class='hs-varid'>round</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>sw</span><span class='hs-varop'>*</span><span class='hs-varid'>cx</span><span class='hs-layout'>)</span>
<a name="line-89"></a> <span class='hs-keyword'>else</span>
<a name="line-90"></a> <span class='hs-varid'>sw</span>
<a name="line-91"></a> <span class='hs-varid'>h</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-layout'>(</span><span class='hs-varid'>n</span> <span class='hs-varop'>></span> <span class='hs-num'>1</span><span class='hs-layout'>)</span> <span class='hs-keyword'>then</span>
<a name="line-92"></a> <span class='hs-varid'>round</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>sh</span><span class='hs-varop'>*</span><span class='hs-varid'>cy</span><span class='hs-layout'>)</span>
<a name="line-93"></a> <span class='hs-keyword'>else</span>
<a name="line-94"></a> <span class='hs-varid'>sh</span>
<a name="line-95"></a>
<a name="line-96"></a><a name="cbottom"></a><span class='hs-comment'>-- | Calculate rectangle for bottom windows</span>
<a name="line-97"></a><span class='hs-definition'>cbottom</span><span class='hs-keyglyph'>::</span> <span class='hs-conid'>Float</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Rectangle</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Rectangle</span>
<a name="line-98"></a><span class='hs-definition'>cbottom</span> <span class='hs-varid'>cy</span> <span class='hs-layout'>(</span><span class='hs-conid'>Rectangle</span> <span class='hs-varid'>sx</span> <span class='hs-varid'>sy</span> <span class='hs-varid'>sw</span> <span class='hs-varid'>sh</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Rectangle</span> <span class='hs-varid'>sx</span> <span class='hs-varid'>y</span> <span class='hs-varid'>sw</span> <span class='hs-varid'>h</span>
<a name="line-99"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>h</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>round</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>sh</span><span class='hs-varop'>*</span><span class='hs-layout'>(</span><span class='hs-num'>1</span><span class='hs-comment'>-</span><span class='hs-varid'>cy</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-100"></a> <span class='hs-varid'>y</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>round</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>sh</span><span class='hs-varop'>*</span><span class='hs-varid'>cy</span><span class='hs-varop'>+</span><span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>sy</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-101"></a>
<a name="line-102"></a><a name="cright"></a><span class='hs-comment'>-- | Calculate rectangle for right windows</span>
<a name="line-103"></a><span class='hs-definition'>cright</span><span class='hs-keyglyph'>::</span> <span class='hs-conid'>Float</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Float</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Rectangle</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Rectangle</span>
<a name="line-104"></a><span class='hs-definition'>cright</span> <span class='hs-varid'>cx</span> <span class='hs-varid'>cy</span> <span class='hs-layout'>(</span><span class='hs-conid'>Rectangle</span> <span class='hs-varid'>sx</span> <span class='hs-varid'>sy</span> <span class='hs-varid'>sw</span> <span class='hs-varid'>sh</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Rectangle</span> <span class='hs-varid'>x</span> <span class='hs-varid'>sy</span> <span class='hs-varid'>w</span> <span class='hs-varid'>h</span>
<a name="line-105"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>w</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>round</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>sw</span><span class='hs-varop'>*</span><span class='hs-layout'>(</span><span class='hs-num'>1</span><span class='hs-comment'>-</span><span class='hs-varid'>cx</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-106"></a> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>round</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>sw</span><span class='hs-varop'>*</span><span class='hs-varid'>cx</span><span class='hs-varop'>+</span><span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>sx</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-107"></a> <span class='hs-varid'>h</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>round</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>sh</span><span class='hs-varop'>*</span><span class='hs-varid'>cy</span><span class='hs-layout'>)</span>
<a name="line-108"></a>
<a name="line-109"></a><a name="divideBottom"></a><span class='hs-comment'>-- | Divide bottom rectangle between windows</span>
<a name="line-110"></a><span class='hs-definition'>divideBottom</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Rectangle</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>Rectangle</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-111"></a><span class='hs-definition'>divideBottom</span> <span class='hs-layout'>(</span><span class='hs-conid'>Rectangle</span> <span class='hs-varid'>x</span> <span class='hs-varid'>y</span> <span class='hs-varid'>w</span> <span class='hs-varid'>h</span><span class='hs-layout'>)</span> <span class='hs-varid'>ws</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>zip</span> <span class='hs-varid'>ws</span> <span class='hs-varid'>rects</span>
<a name="line-112"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>length</span> <span class='hs-varid'>ws</span>
<a name="line-113"></a> <span class='hs-varid'>oneW</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>w</span> <span class='hs-varop'>`div`</span> <span class='hs-varid'>n</span>
<a name="line-114"></a> <span class='hs-varid'>oneRect</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Rectangle</span> <span class='hs-varid'>x</span> <span class='hs-varid'>y</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>oneW</span><span class='hs-layout'>)</span> <span class='hs-varid'>h</span>
<a name="line-115"></a> <span class='hs-varid'>rects</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>take</span> <span class='hs-varid'>n</span> <span class='hs-varop'>$</span> <span class='hs-varid'>iterate</span> <span class='hs-layout'>(</span><span class='hs-varid'>shiftR</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>oneW</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varid'>oneRect</span>
<a name="line-116"></a>
<a name="line-117"></a><a name="divideRight"></a><span class='hs-comment'>-- | Divide right rectangle between windows</span>
<a name="line-118"></a><span class='hs-definition'>divideRight</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Rectangle</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>Rectangle</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-119"></a><span class='hs-definition'>divideRight</span> <span class='hs-layout'>(</span><span class='hs-conid'>Rectangle</span> <span class='hs-varid'>x</span> <span class='hs-varid'>y</span> <span class='hs-varid'>w</span> <span class='hs-varid'>h</span><span class='hs-layout'>)</span> <span class='hs-varid'>ws</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-layout'>(</span><span class='hs-varid'>n</span><span class='hs-varop'>==</span><span class='hs-num'>0</span><span class='hs-layout'>)</span> <span class='hs-keyword'>then</span> <span class='hs-conid'>[]</span> <span class='hs-keyword'>else</span> <span class='hs-varid'>zip</span> <span class='hs-varid'>ws</span> <span class='hs-varid'>rects</span>
<a name="line-120"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>length</span> <span class='hs-varid'>ws</span>
<a name="line-121"></a> <span class='hs-varid'>oneH</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>h</span> <span class='hs-varop'>`div`</span> <span class='hs-varid'>n</span>
<a name="line-122"></a> <span class='hs-varid'>oneRect</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Rectangle</span> <span class='hs-varid'>x</span> <span class='hs-varid'>y</span> <span class='hs-varid'>w</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>oneH</span><span class='hs-layout'>)</span>
<a name="line-123"></a> <span class='hs-varid'>rects</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>take</span> <span class='hs-varid'>n</span> <span class='hs-varop'>$</span> <span class='hs-varid'>iterate</span> <span class='hs-layout'>(</span><span class='hs-varid'>shiftB</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>oneH</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varid'>oneRect</span>
<a name="line-124"></a>
<a name="line-125"></a><a name="shiftR"></a><span class='hs-comment'>-- | Shift rectangle right</span>
<a name="line-126"></a><span class='hs-definition'>shiftR</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Position</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Rectangle</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Rectangle</span>
<a name="line-127"></a><span class='hs-definition'>shiftR</span> <span class='hs-varid'>s</span> <span class='hs-layout'>(</span><span class='hs-conid'>Rectangle</span> <span class='hs-varid'>x</span> <span class='hs-varid'>y</span> <span class='hs-varid'>w</span> <span class='hs-varid'>h</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Rectangle</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-varop'>+</span><span class='hs-varid'>s</span><span class='hs-layout'>)</span> <span class='hs-varid'>y</span> <span class='hs-varid'>w</span> <span class='hs-varid'>h</span>
<a name="line-128"></a>
<a name="line-129"></a><a name="shiftB"></a><span class='hs-comment'>-- | Shift rectangle bottom</span>
<a name="line-130"></a><span class='hs-definition'>shiftB</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Position</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Rectangle</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Rectangle</span>
<a name="line-131"></a><span class='hs-definition'>shiftB</span> <span class='hs-varid'>s</span> <span class='hs-layout'>(</span><span class='hs-conid'>Rectangle</span> <span class='hs-varid'>x</span> <span class='hs-varid'>y</span> <span class='hs-varid'>w</span> <span class='hs-varid'>h</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Rectangle</span> <span class='hs-varid'>x</span> <span class='hs-layout'>(</span><span class='hs-varid'>y</span><span class='hs-varop'>+</span><span class='hs-varid'>s</span><span class='hs-layout'>)</span> <span class='hs-varid'>w</span> <span class='hs-varid'>h</span>
<a name="line-132"></a>
<a name="line-133"></a>
</pre></body>
</html>
