/********************************************************************** <BR>
  This file is part of Crack dot Com's free source code release of
  Golgotha. <a href="http://www.crack.com/golgotha_release"> <BR> for
  information about compiling & licensing issues visit this URL</a> 
  <PRE> If that doesn't help, contact Jonathan Clark at 
  golgotha_source@usa.net (Subject should have "GOLG" in it) 
***********************************************************************/

#ifndef TILE_HH
#define TILE_HH

#include "init/init.hh"
#include "tex_id.hh"

class i4_const_str;
class g1_object_class;
class g1_quad_object_class;
class r1_render_api_class;
class g1_map_class;
class li_object;
class li_environment;
class g1_map_cell_class;

class g1_tile_class
{
public:
  r1_texture_handle texture;
  w32 filename_checksum;           // used to identify matchup tiles with saved levels
  w8 flags;
  w16 selection_order;

  enum { 
    SELECTABLE        =1,     // if user can pick it for tile selection
    WAVE              =2,     // water-wave
    BLOCKING          =4      // blocks vehicle entry
  };

  float damping_fraction, damping_e, friction_fraction;
  sw16 damage;

  void init();    // initializes default values for the tile

  void set_friction(float uB);
  
  void get_properties(li_object *properties, li_environment *env);

  void apply_to_cell(g1_map_cell_class &cell);
} ;



class g1_tile_man_class : public i4_init_class
{
  g1_tile_class *array;
  int t_tiles, max_tiles;
  int sorted_by_checksum;
  r1_texture_handle pink, default_tile_type;

  

public:  
  int get_tile_from_name(i4_const_str &name);
  int get_tile_from_name(char *name);
  int get_tile_from_checksum(w32 checksum);

  g1_tile_man_class();

  void uninit();

  void reset(int _max_tiles);
  void add(li_object *o, li_environment *env);
  void get_tile_texture(li_object *o, li_object *&texture_name, li_object *&save_name);


  g1_tile_class *get(w32 handle) { return array+handle; }
  r1_texture_handle get_texture(w32 handle) { return array[handle].texture; }

  r1_texture_handle get_pink() { return pink; }
  int get_default_tile_type() { return default_tile_type; }

  
  void finished_load();
  int remap_size();
  int get_remap(int tile_num);
  
  w32 total() { return t_tiles; }
};


extern g1_tile_man_class g1_tile_man;


#endif