SCUMM: introduce constants for _userState for cleaner and easier to understand code

1 files changed, 13 insertions, 0 deletions

diff --git a/engines/scumm/scumm.h b/engines/scumm/scumm.h
index 042a3a5d47..fa04c5b616 100644
--- a/engines/scumm/scumm.h
+++ b/engines/scumm/scumm.h
@@ -303,6 +303,19 @@ struct SaveStateMetaInfos {
 	uint32 playtime;
 };
 
+enum UserStates {
+	USERSTATE_SET_FREEZE      = 0x01,   // freeze scripts if USERSTATE_FREEZE_ON is set, unfreeze otherwise
+	USERSTATE_SET_CURSOR      = 0x02,   // shows cursor if USERSTATE_CURSOR_ON is set, hides it otherwise
+	USERSTATE_SET_IFACE       = 0x04,   // change user-interface (sentence-line, inventory, verb-area)
+	USERSTATE_FREEZE_ON       = 0x08,   // only interpreted if USERSTATE_SET_FREEZE is set
+	USERSTATE_CURSOR_ON       = 0x10,   // only interpreted if USERSTATE_SET_CURSOR is set
+	USERSTATE_IFACE_SENTENCE  = 0x20,   // only interpreted if USERSTATE_SET_IFACE is set
+	USERSTATE_IFACE_INVENTORY = 0x40,   // only interpreted if USERSTATE_SET_IFACE is set
+	USERSTATE_IFACE_VERBS     = 0x80    // only interpreted if USERSTATE_SET_IFACE is set
+};
+
+#define USERSTATE_IFACE_ALL (USERSTATE_IFACE_SENTENCE | USERSTATE_IFACE_INVENTORY | USERSTATE_IFACE_VERBS)
+
 /**
  * A list of resource types.
  * WARNING: Do not change the order of these, as the savegame format relies