rnd-20020921-8-src

[rocksndiamonds.git] / src / libgame / system.h

diff --git a/src/libgame/system.h b/src/libgame/system.h
index 920e464cfa12a5af0ab296bc879c4bbfdc6c88c0..463d76fcc0b12fbdb23037661757d2ef8c054a6b 100644 (file)
--- a/src/libgame/system.h
+++ b/src/libgame/system.h
@@ -67,17 +67,27 @@
 #define DEFAULT_KEY_TOGGLE_PAUSE KSYM_space
 
 /* values for move directions and special "button" keys */
+#define MV_BIT_LEFT            0
+#define MV_BIT_RIGHT           1
+#define MV_BIT_UP              2
+#define MV_BIT_DOWN            3
+#define NUM_MV_DIRECTIONS      4
+
 #define MV_NO_MOVING           0
-#define MV_LEFT                        (1 << 0)
-#define MV_RIGHT               (1 << 1)
-#define MV_UP                  (1 << 2)
-#define MV_DOWN                        (1 << 3)
+#define MV_LEFT                        (1 << MV_BIT_LEFT)
+#define MV_RIGHT               (1 << MV_BIT_RIGHT)
+#define MV_UP                  (1 << MV_BIT_UP)
+#define MV_DOWN                        (1 << MV_BIT_DOWN)
 #define KEY_BUTTON_1           (1 << 4)
 #define KEY_BUTTON_2           (1 << 5)
 #define KEY_MOTION             (MV_LEFT | MV_RIGHT | MV_UP | MV_DOWN)
 #define KEY_BUTTON             (KEY_BUTTON_1 | KEY_BUTTON_2)
 #define KEY_ACTION             (KEY_MOTION | KEY_BUTTON)
 
+#define MV_DIR_BIT(x)          ((x) == MV_LEFT  ? MV_BIT_LEFT  :       \
+                                (x) == MV_RIGHT ? MV_BIT_RIGHT :       \
+                                (x) == MV_UP    ? MV_BIT_UP    : MV_BIT_DOWN)
+
 /* values for button status */
 #define MB_NOT_PRESSED         FALSE
 #define MB_NOT_RELEASED                TRUE
@@ -131,6 +141,9 @@
 /* default text for non-existant artwork */
 #define NOT_AVAILABLE          "(not available)"
 
+/* default value for undefined filename */
+#define UNDEFINED_FILENAME     "[NONE]"
+
 /* default name for new levels */
 #define NAMELESS_LEVEL_NAME    "nameless level"
 
@@ -358,10 +371,14 @@ struct SetupInfo
 };
 
 #define TREE_TYPE_GENERIC              0
-#define TREE_TYPE_LEVEL_DIR            1
-#define TREE_TYPE_GRAPHICS_DIR         2
-#define TREE_TYPE_SOUNDS_DIR           3
-#define TREE_TYPE_MUSIC_DIR            4
+#define TREE_TYPE_GRAPHICS_DIR         1
+#define TREE_TYPE_SOUNDS_DIR           2
+#define TREE_TYPE_MUSIC_DIR            3
+#define TREE_TYPE_LEVEL_DIR            4
+
+#define ARTWORK_TYPE_GRAPHICS          TREE_TYPE_GRAPHICS_DIR
+#define ARTWORK_TYPE_SOUNDS            TREE_TYPE_SOUNDS_DIR
+#define ARTWORK_TYPE_MUSIC             TREE_TYPE_MUSIC_DIR
 
 struct TreeInfo
 {
@@ -429,6 +446,47 @@ struct ArtworkInfo
   char *mus_current_identifier;
 };
 
+struct ConfigInfo
+{
+  char *token;
+  char *value;
+};
+
+struct FileInfo
+{
+  char *token;
+
+  char *default_filename;
+  char *filename;
+
+  int *default_parameter;                      /* array of file parameters */
+  int *parameter;                              /* array of file parameters */
+};
+
+struct ListNodeInfo
+{
+  char *source_filename;                       /* primary key for node list */
+  int num_references;
+};
+
+struct ArtworkListInfo
+{
+  int type;                                    /* type of artwork */
+
+  int num_file_list_entries;
+  int num_suffix_list_entries;
+
+  struct FileInfo *file_list;                  /* static artwork file array */
+  struct ConfigInfo *suffix_list;              /* parameter suffixes array */
+
+  struct ListNodeInfo **artwork_list;          /* static artwork node array */
+
+  struct ListNode *content_list;               /* dynamic artwork node list */
+
+  void *(*load_artwork)(char *);               /* constructor function */
+  void (*free_artwork)(void *);                        /* destructor function */
+};
+
 
 /* ========================================================================= */
 /* exported variables                                                        */