added support for tapes with both keyboard/joystick and mouse actions

[rocksndiamonds.git] / src / files.c

diff --git a/src/files.c b/src/files.c
index 51fd5b2ed313a22967001afe6eeeb477b3ec1c15..95256480249e9e672862aed626d16d9629e8358f 100644 (file)
--- a/src/files.c
+++ b/src/files.c
@@ -7623,9 +7623,10 @@ static int getTapePosSize(struct TapeInfo *tape)
 {
   int tape_pos_size = 0;
 
-  if (!tape->use_mouse)
+  if (tape->event_mask & GAME_EVENTS_KEYS)
     tape_pos_size += tape->num_participating_players;
-  else
+
+  if (tape->event_mask & GAME_EVENTS_MOUSE)
     tape_pos_size += 3;                // x and y position and mouse button mask
 
   tape_pos_size += 1;          // tape action delay value
@@ -7633,6 +7634,42 @@ static int getTapePosSize(struct TapeInfo *tape)
   return tape_pos_size;
 }
 
+static int getGameEventMaskFromTapeEventValue(int value)
+{
+  switch (value)
+  {
+    case TAPE_EVENTS_KEYS_ONLY:
+      return GAME_EVENTS_KEYS;
+
+    case TAPE_EVENTS_MOUSE_ONLY:
+      return GAME_EVENTS_MOUSE;
+
+    case TAPE_EVENTS_KEYS_AND_MOUSE:
+      return GAME_EVENTS_KEYS | GAME_EVENTS_MOUSE;
+
+    default:
+      return GAME_EVENTS_DEFAULT;
+  }
+}
+
+static int getTapeEventValueFromGameEventMask(int mask)
+{
+  switch (mask)
+  {
+    case GAME_EVENTS_KEYS:
+      return TAPE_EVENTS_KEYS_ONLY;
+
+    case GAME_EVENTS_MOUSE:
+      return TAPE_EVENTS_MOUSE_ONLY;
+
+    case GAME_EVENTS_KEYS | GAME_EVENTS_MOUSE:
+      return TAPE_EVENTS_KEYS_AND_MOUSE;
+
+    default:
+      return TAPE_EVENTS_DEFAULT;
+  }
+}
+
 static int LoadTape_VERS(File *file, int chunk_size, struct TapeInfo *tape)
 {
   tape->file_version = getFileVersion(file);
@@ -7668,7 +7705,7 @@ static int LoadTape_HEAD(File *file, int chunk_size, struct TapeInfo *tape)
       }
     }
 
-    tape->use_mouse = (getFile8Bit(file) == 1 ? TRUE : FALSE);
+    tape->event_mask = getGameEventMaskFromTapeEventValue(getFile8Bit(file));
 
     ReadUnusedBytesFromFile(file, TAPE_CHUNK_HEAD_UNUSED);
 
@@ -7723,20 +7760,12 @@ static int LoadTape_BODY(File *file, int chunk_size, struct TapeInfo *tape)
 
       // tape too large; read and ignore remaining tape data from this chunk
       for (;i < tape->length; i++)
-       ReadUnusedBytesFromFile(file, tape->num_participating_players + 1);
+       ReadUnusedBytesFromFile(file, tape_pos_size);
 
       break;
     }
 
-    if (tape->use_mouse)
-    {
-      tape->pos[i].action[TAPE_ACTION_LX]     = getFile8Bit(file);
-      tape->pos[i].action[TAPE_ACTION_LY]     = getFile8Bit(file);
-      tape->pos[i].action[TAPE_ACTION_BUTTON] = getFile8Bit(file);
-
-      tape->pos[i].action[TAPE_ACTION_UNUSED] = 0;
-    }
-    else
+    if (tape->event_mask & GAME_EVENTS_KEYS)
     {
       for (j = 0; j < MAX_PLAYERS; j++)
       {
@@ -7747,6 +7776,13 @@ static int LoadTape_BODY(File *file, int chunk_size, struct TapeInfo *tape)
       }
     }
 
+    if (tape->event_mask & GAME_EVENTS_MOUSE)
+    {
+      tape->pos[i].action[TAPE_ACTION_LX]     = getFile8Bit(file);
+      tape->pos[i].action[TAPE_ACTION_LY]     = getFile8Bit(file);
+      tape->pos[i].action[TAPE_ACTION_BUTTON] = getFile8Bit(file);
+    }
+
     tape->pos[i].delay = getFile8Bit(file);
 
     if (tape->file_version == FILE_VERSION_1_0)
@@ -8070,7 +8106,7 @@ static void SaveTape_HEAD(FILE *file, struct TapeInfo *tape)
 
   putFile8Bit(file, store_participating_players);
 
-  putFile8Bit(file, (tape->use_mouse ? 1 : 0));
+  putFile8Bit(file, getTapeEventValueFromGameEventMask(tape->event_mask));
 
   // unused bytes not at the end here for 4-byte alignment of engine_version
   WriteUnusedBytesToFile(file, TAPE_CHUNK_HEAD_UNUSED);
@@ -8097,19 +8133,20 @@ static void SaveTape_BODY(FILE *file, struct TapeInfo *tape)
 
   for (i = 0; i < tape->length; i++)
   {
-    if (tape->use_mouse)
-    {
-      putFile8Bit(file, tape->pos[i].action[TAPE_ACTION_LX]);
-      putFile8Bit(file, tape->pos[i].action[TAPE_ACTION_LY]);
-      putFile8Bit(file, tape->pos[i].action[TAPE_ACTION_BUTTON]);
-    }
-    else
+    if (tape->event_mask & GAME_EVENTS_KEYS)
     {
       for (j = 0; j < MAX_PLAYERS; j++)
        if (tape->player_participates[j])
          putFile8Bit(file, tape->pos[i].action[j]);
     }
 
+    if (tape->event_mask & GAME_EVENTS_MOUSE)
+    {
+      putFile8Bit(file, tape->pos[i].action[TAPE_ACTION_LX]);
+      putFile8Bit(file, tape->pos[i].action[TAPE_ACTION_LY]);
+      putFile8Bit(file, tape->pos[i].action[TAPE_ACTION_BUTTON]);
+    }
+
     putFile8Bit(file, tape->pos[i].delay);
   }
 }