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   short cave[CAVE_WIDTH][CAVE_HEIGHT];
  51
  52   struct LEVEL *lev;
  53 };
  54
  55 struct GraphicInfo_EM
  56 {
  57   Bitmap *bitmap;
  58   int src_x, src_y;
  59   int src_offset_x, src_offset_y;
  60   int dst_offset_x, dst_offset_y;
  61   int width, height;
  62
  63   Bitmap *crumbled_bitmap;
  64   int crumbled_src_x, crumbled_src_y;
  65   int crumbled_border_size;
  66   int crumbled_tile_size;
  67
  68   boolean has_crumbled_graphics;
  69   boolean preserve_background;
  70
  71   int unique_identifier;        /* used to identify needed screen updates */
  72 };
  73
  74 struct EngineSnapshotInfo_EM
  75 {
  76   struct GameInfo_EM game_em;
  77   unsigned int RandomEM;
  78   struct LEVEL lev;
  79   struct PLAYER ply[MAX_PLAYERS];
  80   int screen_x;
  81   int screen_y;
  82   int frame;
  83 };
  84
  85
  86 // ----------------------------------------------------------------------------
  87 // exported functions
  88 // ----------------------------------------------------------------------------
  89
  90 extern struct GlobalInfo_EM global_em_info;
  91 extern struct GameInfo_EM game_em;
  92 extern struct LevelInfo_EM native_em_level;
  93 extern struct GraphicInfo_EM graphic_info_em_object[TILE_MAX][8];
  94 extern struct GraphicInfo_EM graphic_info_em_player[MAX_PLAYERS][PLY_MAX][8];
  95 extern struct EngineSnapshotInfo_EM engine_snapshot_em;
  96
  97 void em_open_all(void);
  98 void em_close_all(void);
  99
 100 void InitGfxBuffers_EM(void);
 101
 102 void InitGameEngine_EM(void);
 103 void GameActions_EM(byte *, boolean);
 104
 105 unsigned int InitEngineRandom_EM(int);
 106
 107 void setLevelInfoToDefaults_EM(void);
 108 boolean LoadNativeLevel_EM(char *, boolean);
 109
 110 int getFieldbufferOffsetX_EM(void);
 111 int getFieldbufferOffsetY_EM(void);
 112
 113 void BlitScreenToBitmap_EM(Bitmap *);
 114 void RedrawPlayfield_EM(boolean);
 115
 116 void LoadEngineSnapshotValues_EM(void);
 117 void SaveEngineSnapshotValues_EM(void);
 118
 119 boolean checkIfAllPlayersFitToScreen(void);
 120
 121 #endif  // EXPORT_H