1 /*
    2 Copyright (C) 1997-2001 Id Software, Inc.
    3 
    4 This program is free software; you can redistribute it and/or
    5 modify it under the terms of the GNU General Public License
    6 as published by the Free Software Foundation; either version 2
    7 of the License, or (at your option) any later version.
    8 
    9 This program is distributed in the hope that it will be useful,
   10 but WITHOUT ANY WARRANTY; without even the implied warranty of
   11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
   12 
   13 See the 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, write to the Free Software
   17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
   18 
   19 */
   20 // cl_inv.c -- client inventory screen
   21 
   22 #include "client.h"
   23 
   24 /*
   25 ================
   26 CL_ParseInventory
   27 ================
   28 */
   29 void CL_ParseInventory (void)
   30 {
   31         int             i;
   32 
   33         for (i=0 ; i<MAX_ITEMS ; i++)
   34                 cl.inventory[i] = MSG_ReadShort (&net_message);
   35 }
   36 
   37 
   38 /*
   39 ================
   40 Inv_DrawString
   41 ================
   42 */
   43 void Inv_DrawString (int x, int y, char *string)
   44 {
   45         while (*string)
   46         {
   47                 re.DrawChar (x, y, *string);
   48                 x+=8;
   49                 string++;
   50         }
   51 }
   52 
   53 void SetStringHighBit (char *s)
   54 {
   55         while (*s)
   56                 *s++ |= 128;
   57 }
   58 
   59 /*
   60 ================
   61 CL_DrawInventory
   62 ================
   63 */
   64 #define DISPLAY_ITEMS   17
   65 
   66 void CL_DrawInventory (void)
   67 {
   68         int             i, j;
   69         int             num, selected_num, item;
   70         int             index[MAX_ITEMS];
   71         char    string[1024];
   72         int             x, y;
   73         char    binding[1024];
   74         char    *bind;
   75         int             selected;
   76         int             top;
   77 
   78         selected = cl.frame.playerstate.stats[STAT_SELECTED_ITEM];
   79 
   80         num = 0;
   81         selected_num = 0;
   82         for (i=0 ; i<MAX_ITEMS ; i++)
   83         {
   84                 if (i==selected)
   85                         selected_num = num;
   86                 if (cl.inventory[i])
   87                 {
   88                         index[num] = i;
   89                         num++;
   90                 }
   91         }
   92 
   93         // determine scroll point
   94         top = selected_num - DISPLAY_ITEMS/2;
   95         if (num - top < DISPLAY_ITEMS)
   96                 top = num - DISPLAY_ITEMS;
   97         if (top < 0)
   98                 top = 0;
   99 
  100         x = (viddef.width-256)/2;
  101         y = (viddef.height-240)/2;
  102 
  103         // repaint everything next frame
  104         SCR_DirtyScreen ();
  105 
  106         re.DrawPic (x, y+8, "inventory");
  107 
  108         y += 24;
  109         x += 24;
  110         Inv_DrawString (x, y, "hotkey ### item");
  111         Inv_DrawString (x, y+8, "------ --- ----");
  112         y += 16;
  113         for (i=top ; i<num && i < top+DISPLAY_ITEMS ; i++)
  114         {
  115                 item = index[i];
  116                 // search for a binding
  117                 Com_sprintf (binding, sizeof(binding), "use %s", cl.configstrings[CS_ITEMS+item]);
  118                 bind = "";
  119                 for (j=0 ; j<256 ; j++)
  120                         if (keybindings[j] && !Q_stricmp (keybindings[j], binding))
  121                         {
  122                                 bind = Key_KeynumToString(j);
  123                                 break;
  124                         }
  125 
  126                 Com_sprintf (string, sizeof(string), "%6s %3i %s", bind, cl.inventory[item],
  127                         cl.configstrings[CS_ITEMS+item] );
  128                 if (item != selected)
  129                         SetStringHighBit (string);
  130                 else    // draw a blinky cursor by the selected item
  131                 {
  132                         if ( (int)(cls.realtime*10) & 1)
  133                                 re.DrawChar (x-8, y, 15);
  134                 }
  135                 Inv_DrawString (x, y, string);
  136                 y += 8;
  137         }
  138 
  139 
  140 }
  141 
  142 
  143