layouts/spiral.c

   1 /*
   2  * spiral.c - spiral layout
   3  *
   4  * Copyright © 2007 Julien Danjou <julien@danjou.info>
   5  * Copyright © 2007 Jeroen Schot <schot@a-eskwadraat.nl>
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  */
  22
  23 #include "awesome.h"
  24 #include "layout.h"
  25 #include "tag.h"
  26 #include "spiral.h"
  27
  28 extern Client *clients;         /* global client list */
  29
  30 static void
  31 fibonacci(Display *disp, awesome_config *awesomeconf, int shape)
  32 {
  33     int n, nx, ny, nh, nw, i;
  34     Client *c;
  35
  36     nx = get_windows_area_x(awesomeconf->statusbar);
  37     ny = 0;
  38     nw = get_windows_area_width(disp, awesomeconf->statusbar);
  39     nh = get_windows_area_height(disp, awesomeconf->statusbar);
  40     for(n = 0, c = clients; c; c = c->next)
  41         if(IS_TILED(c, awesomeconf->screen, awesomeconf->selected_tags, awesomeconf->ntags))
  42             n++;
  43
  44     for(i = 0, c = clients; c; c = c->next)
  45     {
  46         if(!IS_TILED(c, awesomeconf->screen, awesomeconf->selected_tags, awesomeconf->ntags))
  47             continue;
  48
  49         c->ismax = False;
  50         if((i % 2 && nh / 2 > 2 * c->border)
  51            || (!(i % 2) && nw / 2 > 2 * c->border))
  52         {
  53             if(i < n - 1)
  54             {
  55                 if(i % 2)
  56                     nh /= 2;
  57                 else
  58                     nw /= 2;
  59                 if((i % 4) == 2 && !shape)
  60                     ny += nh;
  61             }
  62             if((i % 4) == 0)
  63             {
  64                 if(shape)
  65                     ny += nh;
  66                 else
  67                     ny -= nh;
  68             }
  69             else if((i % 4) == 1)
  70                 nx += nw;
  71             else if((i % 4) == 2)
  72                 ny += nh;
  73             else if((i % 4) == 3)
  74             {
  75                 if(shape)
  76                     nx += nw;
  77                 else
  78                     nx -= nw;
  79             }
  80             if(i == 0)
  81                 ny = get_windows_area_y(awesomeconf->statusbar);
  82             i++;
  83         }
  84         resize(c, nx, ny, nw - 2 * c->border, nh - 2 * c->border, False);
  85     }
  86 }
  87
  88
  89 void
  90 dwindle(Display *disp, awesome_config *awesomeconf)
  91 {
  92     fibonacci(disp, awesomeconf, 1);
  93 }
  94
  95 void
  96 spiral(Display *disp, awesome_config *awesomeconf)
  97 {
  98     fibonacci(disp, awesomeconf, 0);
  99 }