src/game_em/export.h

   1 #ifndef EXPORT_H
   2 #define EXPORT_H
   3
   4 // ============================================================================
   5 // functions and definitions exported from game_em to main program
   6 // ============================================================================
   7
   8 #include "emerald.h"
   9
  10
  11 // ----------------------------------------------------------------------------
  12 // constant definitions
  13 // ----------------------------------------------------------------------------
  14
  15 #define EM_MAX_CAVE_WIDTH               CAVE_WIDTH
  16 #define EM_MAX_CAVE_HEIGHT              CAVE_HEIGHT
  17
  18
  19 // ----------------------------------------------------------------------------
  20 // exported structures
  21 // ----------------------------------------------------------------------------
  22
  23 struct GlobalInfo_EM
  24 {
  25   Bitmap *screenbuffer;
  26 };
  27
  28 struct GameInfo_EM
  29 {
  30   boolean level_solved;
  31   boolean game_over;
  32
  33   boolean any_player_moving;
  34   boolean any_player_snapping;
  35
  36   boolean use_single_button;
  37   boolean use_snap_key_bug;
  38
  39   int last_moving_player;
  40   int last_player_direction[MAX_PLAYERS];
  41
  42   struct LEVEL *lev;
  43   struct PLAYER *ply[MAX_PLAYERS];
  44 };
  45
  46 struct LevelInfo_EM
  47 {
  48   int file_version;
  49
  50   struct LEVEL *cav;
  51 };
  52
  53 struct GraphicInfo_EM
  54 {
  55   Bitmap *bitmap;
  56   int src_x, src_y;
  57   int src_offset_x, src_offset_y;
  58   int dst_offset_x, dst_offset_y;
  59   int width, height;
  60
  61   Bitmap *crumbled_bitmap;
  62   int crumbled_src_x, crumbled_src_y;
  63   int crumbled_border_size;
  64   int crumbled_tile_size;
  65
  66   boolean has_crumbled_graphics;
  67   boolean preserve_background;
  68
  69   int unique_identifier;        /* used to identify needed screen updates */
  70 };
  71
  72 struct EngineSnapshotInfo_EM
  73 {
  74   struct GameInfo_EM game_em;
  75   unsigned int RandomEM;
  76   struct LEVEL lev;
  77   struct PLAYER ply[MAX_PLAYERS];
  78   int screen_x;
  79   int screen_y;
  80   int frame;
  81 };
  82
  83
  84 // ----------------------------------------------------------------------------
  85 // exported functions
  86 // ----------------------------------------------------------------------------
  87
  88 extern struct GlobalInfo_EM global_em_info;
  89 extern struct GameInfo_EM game_em;
  90 extern struct LevelInfo_EM native_em_level;
  91 extern struct GraphicInfo_EM graphic_info_em_object[TILE_MAX][8];
  92 extern struct GraphicInfo_EM graphic_info_em_player[MAX_PLAYERS][PLY_MAX][8];
  93 extern struct EngineSnapshotInfo_EM engine_snapshot_em;
  94
  95 void em_open_all(void);
  96 void em_close_all(void);
  97
  98 void InitGfxBuffers_EM(void);
  99
 100 void InitGameEngine_EM(void);
 101 void GameActions_EM(byte *, boolean);
 102
 103 unsigned int InitEngineRandom_EM(int);
 104
 105 void setLevelInfoToDefaults_EM(void);
 106 boolean LoadNativeLevel_EM(char *, boolean);
 107
 108 int getFieldbufferOffsetX_EM(void);
 109 int getFieldbufferOffsetY_EM(void);
 110
 111 void BlitScreenToBitmap_EM(Bitmap *);
 112 void RedrawPlayfield_EM(boolean);
 113
 114 void LoadEngineSnapshotValues_EM(void);
 115 void SaveEngineSnapshotValues_EM(void);
 116
 117 boolean checkIfAllPlayersFitToScreen(void);
 118
 119 #endif  // EXPORT_H