ball/set.c

   1 /*
   2  * Copyright (C) 2003 Robert Kooima
   3  *
   4  * NEVERBALL is  free software; you can redistribute  it and/or modify
   5  * it under the  terms of the GNU General  Public License as published
   6  * by the Free  Software Foundation; either version 2  of the License,
   7  * or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT  ANY  WARRANTY;  without   even  the  implied  warranty  of
  11  * MERCHANTABILITY or  FITNESS FOR A PARTICULAR PURPOSE.   See the GNU
  12  * General Public License for more details.
  13  */
  14
  15 #include <stdio.h>
  16 #include <string.h>
  17
  18 #include "glext.h"
  19 #include "config.h"
  20 #include "image.h"
  21 #include "level.h"
  22 #include "set.h"
  23
  24 /*---------------------------------------------------------------------------*/
  25
  26 struct set
  27 {
  28     char init_levels[MAXSTR];
  29     char init_scores[MAXSTR];
  30     char user_scores[MAXSTR];
  31
  32     char shot[MAXSTR];
  33     char name[MAXSTR];
  34     char desc[MAXSTR];
  35
  36     GLuint text;
  37 };
  38
  39 static int set_state = 0;
  40
  41 static int set;
  42 static int count;
  43
  44 static struct set set_v[MAXSET];
  45
  46 /*---------------------------------------------------------------------------*/
  47
  48 void set_init()
  49 {
  50     FILE *fin;
  51
  52     if (set_state)
  53         set_free();
  54
  55     count = 0;
  56
  57     if ((fin = fopen(config_data(SET_FILE), "r")))
  58     {
  59         while (fscanf(fin, "%s %s %s %s\n",
  60                       set_v[count].init_levels,
  61                       set_v[count].init_scores,
  62                       set_v[count].user_scores,
  63                       set_v[count].shot) == 4 &&
  64                fgets(set_v[count].name, MAXSTR, fin) &&
  65                fgets(set_v[count].desc, MAXSTR, fin))
  66         {
  67             char *p = set_v[count].name + strlen(set_v[count].name) - 1;
  68             char *q = set_v[count].desc + strlen(set_v[count].desc) - 1;
  69
  70             if (*p == '\n') *p = 0;
  71             if (*q == '\n') *q = 0;
  72
  73             count++;
  74         }
  75
  76         fclose(fin);
  77
  78         set_state = 1;
  79     }
  80 }
  81
  82 int  set_exists(int i)
  83 {
  84     return (0 <= i && i < count);
  85 }
  86
  87 void set_goto(int i)
  88 {
  89     level_init(set_v[i].init_levels,
  90                set_v[i].init_scores,
  91                set_v[i].user_scores);
  92     set = i;
  93 }
  94
  95 int set_curr(void)
  96 {
  97     return set;
  98 }
  99
 100 void set_free()
 101 {
 102     int i;
 103
 104     for (i = 0; i < count; i++)
 105         if (glIsTexture(set_v[i].text))
 106         {
 107             glDeleteTextures(1, &set_v[i].text);
 108             set_v[i].text = 0;
 109         }
 110
 111     level_free();
 112
 113     set_state = 0;
 114 }
 115
 116 /*---------------------------------------------------------------------------*/
 117
 118 const char *set_name(int i)
 119 {
 120     return (0 <= i && i < count) ? set_v[i].name : "";
 121 }
 122
 123 const char *set_desc(int i)
 124 {
 125     return (0 <= i && i < count) ? set_v[i].desc : "";
 126 }
 127
 128 const char *set_shot(int i)
 129 {
 130     if (0 <= i && i < count)
 131         return set_v[i].shot;
 132     else
 133         return set_v[0].shot;
 134 }
 135
 136 /*---------------------------------------------------------------------------*/