apps/zde/cursor.c

   1 /*
   2  *  ZeX/OS
   3  *  Copyright (C) 2008  Tomas 'ZeXx86' Jedrzejek (zexx86@zexos.org)
   4  *
   5  *  This program is free software: you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation, either version 3 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19
  20 #include <stdio.h>
  21 #include <string.h>
  22 #include <stdlib.h>
  23 #include <libx/base.h>
  24 #include <libx/object.h>
  25 #include <libx/image.h>
  26 #include <libx/cursor.h>
  27 #include <libx/text.h>
  28
  29 #include "cursor.h"
  30
  31 const unsigned char cursor_bitmap [] = {
  32         0x3f,0x3f,0x00,0x00,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
  33         0x3f,0x3f,0x3f,0x3f,0x00,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
  34         0xff,0x3f,0x3f,0x3f,0x3f,0x00,0x00,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
  35         0xff,0x3f,0x3f,0x3f,0x3f,0x3f,0x3f,0x00,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
  36         0xff,0xff,0x3f,0x3f,0x3f,0x3f,0x3f,0x3f,0x3f,0x00,0xff,0xff,0xff,0xff,0xff,
  37         0xff,0xff,0xff,0x3f,0x3f,0x3f,0x3f,0x3f,0x3f,0x3f,0x00,0xff,0xff,0xff,0xff,
  38         0xff,0xff,0xff,0x3f,0x3f,0x3f,0x3f,0x3f,0x3f,0xff,0xff,0xff,0xff,0xff,0xff,
  39         0xff,0xff,0xff,0xff,0x3f,0x3f,0x3f,0x3f,0x00,0xff,0xff,0xff,0xff,0xff,0xff,
  40         0xff,0xff,0xff,0xff,0x3f,0x3f,0x3f,0xff,0x3f,0x00,0xff,0xff,0xff,0xff,0xff,
  41         0xff,0xff,0xff,0xff,0xff,0x3f,0xff,0xff,0xff,0x3f,0x00,0xff,0xff,0xff,0xff,
  42         0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x3f,0x00,0xff,0xff,0xff,
  43         0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x3f,0x00,0xff,0xff,
  44         0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x3f,0x00,0xff,
  45         0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x3f,0x00,
  46         0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x3f
  47 };
  48
  49
  50 int draw_cursor ()
  51 {
  52         int ret = xcursor_update ();
  53
  54         int cur_x;
  55         int cur_y;
  56
  57         xcursor_getpos (&cur_x, &cur_y);
  58
  59         zde_cursor->x = cur_x;
  60         zde_cursor->y = cur_y;
  61
  62         switch (ret) {
  63                 case 0:
  64                         zde_cursor->state = 0;
  65                         break;
  66                 case XCURSOR_STATE_RBUTTON:
  67                         zde_cursor->state = XCURSOR_STATE_RBUTTON;
  68                         break;
  69                 case XCURSOR_STATE_LBUTTON:
  70                         zde_cursor->state = XCURSOR_STATE_LBUTTON;
  71                         break;
  72                 case XCURSOR_STATE_BBUTTON:
  73                         zde_cursor->state = XCURSOR_STATE_BBUTTON;
  74                         break;
  75         }
  76
  77         unsigned i = 0;
  78         unsigned j = 0;
  79         unsigned k = 0;
  80         for (i = 0; i < 15*15; i ++) {
  81                 if (k >= 15) {
  82                         j ++;
  83                         k = 0;
  84                 }
  85
  86                 if (cursor_bitmap[i] != 0xff)
  87                         xpixel (zde_cursor->x+k, zde_cursor->y+j, cursor_bitmap[i]*256);
  88
  89                 k ++;
  90         }
  91
  92         if (zde_cursor->state != XCURSOR_STATE_LBUTTON)
  93                 zde_cursor->flags &= ~CURSOR_FLAG_LBCLICK;
  94         if (zde_cursor->state != XCURSOR_STATE_RBUTTON)
  95                 zde_cursor->flags &= ~CURSOR_FLAG_RBCLICK;
  96
  97         return 0;
  98 }
  99
 100 int init_cursor ()
 101 {
 102         zde_cursor = (zde_cursor_t *) malloc (sizeof (zde_cursor_t));
 103
 104         if (!zde_cursor)
 105                 return -1;
 106
 107         zde_cursor->x = 0;
 108         zde_cursor->y = 0;
 109         zde_cursor->state = 0;
 110         zde_cursor->flags = 0;
 111
 112         xcursor_settype (XCURSOR_MOUSE_AUTO);
 113
 114         int ret = xcursor_init ();
 115
 116         if (!ret)
 117                 return -1;
 118
 119         return 0;
 120 }