include/tmap.h

   1 // ------------------------------------------------------------------
   2 // tmap.h
   3 // ------------------------------------------------------------------
   4 // This handles the tile map for the ball game
   5 // ------------------------------------------------------------------
   6 // By Kronoman - In loving memory of my father
   7 // Copyright (c) 2003, Kronoman
   8 // ------------------------------------------------------------------
   9
  10 #ifndef TMAP_H
  11 #define TMAP_H
  12
  13 #include <allegro.h>
  14
  15 #include "cwdata.h" // For data handling/loading of tile data
  16
  17 // square map size (fixed, sorry ; also, don't get this > 256 because I use chars to determine numbers :P)
  18 #define TMAP_SIZE 256
  19
  20 // sprite size of each tile
  21 #define TMAPS_W 64
  22 #define TMAPS_H 64
  23
  24 // map layers (currently, leave this at 2)
  25 #define MAP_LAYERS 2
  26
  27 // ============================================================================
  28 // This is a single tile class (defines different kinds of tiles,
  29 // each one of this is 1 tile class)
  30 // ============================================================================
  31 class CTileClass
  32 {
  33         public:
  34                 CTileClass();
  35                 ~CTileClass();
  36                 void draw(BITMAP *bmp, int x, int y, bool draw_grid, int layer); // draws the tile on bmp at x,y (pixel coordinates)
  37
  38                 void load_from_config(int nt, CWDatafile *data); // this loads the tile 'nt' (1.255) from a previously set config
  39                 void save_to_config(int nt); // this saves parameters to a previously set config *FILE* (not memory pointer)
  40
  41                 // all data public
  42                 BITMAP *spr; // sprite
  43                 char spr_name[512]; // this is to keep sprite name, is just to let the thing save itself when needed (as in a map editor)
  44
  45                 SAMPLE *sound; // sound ; will be played *only* if: a) is a prize and is pickup ; b) is a wall and ball bounces
  46                 char sound_name[512]; // this is to keep sound name, is just to let the thing save itself when needed (as in a map editor)
  47
  48                 // physic propertys
  49                 bool exit_level; // this kind of tile is exit level (default = false)
  50                 bool solid; // this is totally solid -> IS a WALL? (the ball bounces against it, check bounce factor) (default = false)
  51                 float bounce_factor; // a value _positive_ that is 'bounce factor', when solid = true, (default = 0.9)
  52                 float adx, ady,adz; // when the ball goes over this tile, this is _added_ to the dx,dy,dz values of the ball (default = 0.0)
  53                 float mdx, mdy,mdz; // when the ball goes over this tile, this is _multiplied_ to the dx,dy,dz values of the ball (default = 1.0)
  54
  55                 // prize propertys, this are for when the tile belongs to 'prize' layer
  56                 int score; // score on pickup
  57                 bool indispensable; // we must pickup it to pass the level
  58                 bool is_a_prize; // this tile is a 'prize' or just a decoration tile
  59 };
  60
  61 // ============================================================================
  62 // This handles a tile map
  63 // ============================================================================
  64 class CTMap
  65 {
  66         public:
  67                 CTMap();
  68                 ~CTMap();
  69
  70                 bool get_tile_walkable(int x, int y, int layer); // this serves for validation purposes (for the ball), will return true if the tile is walkable, false otherwise (outside map counts as non walkable)
  71
  72                 int get_tile_type(int x, int y, int layer); // this returns the tile type (1..255), or -1 if outside map, or 0 if empty (if empty, or outside map, ball should fall free to death)
  73
  74                 void set_tile_type(int x, int y, int layer, int value); // this sets the tile type at x,y (0..255) x,y are coordinates of the matrix
  75
  76                 bool load_map_from_file(const char *filename); // load tile map from file, return true if FAILS, false otherwise
  77                 bool save_map_to_file(const char *filename); // save tile map to file, return true if FAILS, false otherwise
  78
  79                 bool load_tile_set_from_file(char *filename); // loads a tile set from a DATAFILE (filename is the name of the datafile), return true if FAILS, false otherwise
  80                 bool save_tile_set_config_to_file(char *filename); // saves the tile set configuration to a text file (not the bitmaps!)
  81
  82                 void empty_the_map(); // resets all map to 0s
  83
  84                 void draw_map(BITMAP *bmp, int ix, int iy, int iw, int ih, int layer, bool draw_grid); // draws a zone of the map, coordinates in pixels
  85
  86                 void free_memory(); // releases the memory, auto called on destructor
  87
  88                 void update_logic(); // updates the logic of the map (animations, time remaining, etc)
  89
  90                 // -- data, all public for faster access --
  91                 int tile_map[TMAP_SIZE][TMAP_SIZE][MAP_LAYERS]; // tile map loaded, is divided in layers, 0 = floor, 1 = prizes, DON'T USE MORE (is like this for future ampliation only)
  92
  93                 CTileClass tile_set[256]; // tile class loaded  (each tilem[][] is a index in this array) ; NOTE: 0 is reserved for empty tile index!!!, so this goes 1..255 for valid tiles
  94
  95                 CWDatafile tile_set_data; // this is the data loaded from file (has the sprites, etc of the tile_set array)
  96
  97                 int background_index; // ID index of background, ranges from 0...255
  98                 int music_index; // ID index of the music, ranges from 0..255
  99
 100                 int prize_map_indispensable; // ammount of indispensable items on map (if > 0, you can't leave the map)
 101                 int time_m; // minutes (0..255)  left to try to collect items and reach exit
 102                 int time_s;  // seconds (0..59)  left to try to collect items and reach exit
 103                 int timer_tick_rate; // set this to measure timer tick rate, otherwise, the time will run wild (ex: if update logic is called 30 times by second, then set this to 30)
 104                 int curr_tick; // internal current tick measurer, when reaches 0, time_s --;
 105
 106                 int sxp, syp; // starting position for the player (is the first 2 bytes of the map file, 0..255, 0..255)
 107 };
 108
 109 #endif
 110
 111