libdockapp/src/darect.c

   1 /*
   2  * Copyright (c) 2002-2005 Alban Hertroys
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a copy
   5  * of this software and associated documentation files (the "Software"), to deal
   6  * in the Software without restriction, including without limitation the rights
   7  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   8  * copies of the Software, and to permit persons to whom the Software is
   9  * furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
  17  * AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  18  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  19  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  20
  21  */
  22
  23 #include "dockapp.h"
  24
  25 /* TODO: Add a feature to detect the pointer entering/leaving a rectangle */
  26
  27 void
  28 DAProcessActionRects(int x, int y, DAActionRect *actionrects, int count,
  29                      void *data)
  30 {
  31         int index = 0;
  32
  33         if (!actionrects)
  34                 return;
  35
  36         while ((index < count) &&
  37                 ((x < actionrects[index].rect.x) ||
  38                  (x > actionrects[index].rect.x + actionrects[index].rect.width) ||
  39                  (y < actionrects[index].rect.y) ||
  40                  (y > actionrects[index].rect.y + actionrects[index].rect.height)))
  41                 index++;
  42
  43         if (index == count)
  44                 return;
  45
  46         if (actionrects[index].action)
  47                 (*actionrects[index].action)(x - actionrects[index].rect.x,
  48                                              y - actionrects[index].rect.y,
  49                                              actionrects[index].rect,
  50                                              data);
  51 }
  52