src/tile.cpp

   1 //
   2 // C++ Implementation: tile
   3 //
   4 // Description:
   5 //
   6 //
   7 // Author: Tobias Glaesser <tobi.web@gmx.de>, (C) 2004
   8 //
   9 // Copyright: See COPYING file that comes with this distribution
  10 //
  11 //
  12 #include "tile.h"
  13 #include "assert.h"
  14
  15 TileManager* TileManager::instance_  = 0;
  16
  17 TileManager::TileManager()
  18 {
  19   std::string filename = datadir +  "images/tilesets/supertux.stgt";
  20   load_tileset(filename);
  21 }
  22
  23 void TileManager::load_tileset(std::string filename)
  24 {
  25   lisp_object_t* root_obj = lisp_read_from_file(filename);
  26
  27   if (!root_obj)
  28     st_abort("Couldn't load file", filename);
  29
  30   if (strcmp(lisp_symbol(lisp_car(root_obj)), "supertux-tiles") == 0)
  31     {
  32       lisp_object_t* cur = lisp_cdr(root_obj);
  33       int tileset_id = 0;
  34
  35       while(!lisp_nil_p(cur))
  36         {
  37           lisp_object_t* element = lisp_car(cur);
  38
  39           if (strcmp(lisp_symbol(lisp_car(element)), "tile") == 0)
  40             {
  41               Tile* tile = new Tile;
  42               tile->id      = -1;
  43               tile->solid   = false;
  44               tile->brick   = false;
  45               tile->ice     = false;
  46               tile->fullbox = false;
  47               tile->distro  = false;
  48               tile->data    = 0;
  49               tile->alpha   = 0;
  50               tile->next_tile  = 0;
  51               tile->anim_speed = 25;
  52
  53               LispReader reader(lisp_cdr(element));
  54               assert(reader.read_int("id",  &tile->id));
  55               reader.read_bool("solid",     &tile->solid);
  56               reader.read_bool("brick",     &tile->brick);
  57               reader.read_bool("ice",       &tile->ice);
  58               reader.read_bool("fullbox",   &tile->fullbox);
  59               reader.read_bool("distro",    &tile->distro);
  60               reader.read_int("data",       (int*)&tile->data);
  61               reader.read_int("alpha",      (int*)&tile->alpha);
  62               reader.read_int("anim-speed", &tile->anim_speed);
  63               reader.read_int("next-tile",  &tile->next_tile);
  64               reader.read_string_vector("images",  &tile->filenames);
  65
  66               for(std::vector<std::string>::iterator it = tile->filenames.begin();
  67                   it != tile->filenames.end();
  68                   ++it)
  69                 {
  70                   texture_type cur_image;
  71                   tile->images.push_back(cur_image);
  72                   texture_load(&tile->images[tile->images.size()-1],
  73                                datadir +  "images/tilesets/" + (*it),
  74                                USE_ALPHA);
  75                 }
  76
  77               if (tile->id + tileset_id >= int(tiles.size()))
  78                 tiles.resize(tile->id + tileset_id+1);
  79
  80               tiles[tile->id + tileset_id] = tile;
  81             }
  82           else if (strcmp(lisp_symbol(lisp_car(element)), "tileset") == 0)
  83             {
  84               LispReader reader(lisp_cdr(element));
  85               std::string filename;
  86               reader.read_string("file",  &filename);
  87               filename = datadir + "images/tilesets/" + filename;
  88               load_tileset(filename);
  89             }
  90           else if (strcmp(lisp_symbol(lisp_car(element)), "properties") == 0)
  91             {
  92               LispReader reader(lisp_cdr(element));
  93               reader.read_int("id",  &tileset_id);
  94               tileset_id *= 1000;
  95             }
  96           else
  97             {
  98               puts("Unhandled symbol");
  99             }
 100
 101           cur = lisp_cdr(cur);
 102         }
 103     }
 104   else
 105     {
 106       assert(0);
 107     }
 108 }
 109
 110 // EOF //
 111