add queuemessage

stepmania/src/Actor.cpp

@@ -359,7 +359,10 @@ void Actor::UpdateTweening( float fDeltaTime )
 			// Execute the command in this tween (if any).
 			if( TS.sCommandName.size() )
 			{
-				this->PlayCommand( TS.sCommandName );
+				if( TS.sCommandName.Left(1) == "!" )
+					MESSAGEMAN->Broadcast( TS.sCommandName.substr(1) );
+				else
+					this->PlayCommand( TS.sCommandName );
 			}
 		}
 
@@ -1028,6 +1031,15 @@ void Actor::QueueCommand( const CString& sCommandName )
 	DestTweenState().sCommandName = sCommandName;
 }
 
+void Actor::QueueMessage( const CString& sMessageName )
+{
+	// Hack: use "!" as a marker to broadcast a command, instead of playing a
+	// command, so we don't have to add yet another element to every tween
+	// state for this rarely-used command.
+	BeginTweening( 0, TWEEN_LINEAR );
+	DestTweenState().sCommandName = "!" + sMessageName;
+}
+
 void Actor::AddCommand( const CString &sCmdName, apActorCommands apac )
 {
 	m_mapNameToCommands[sCmdName] = apac;

stepmania/src/Actor.h

@@ -196,6 +196,7 @@ public:
 	void StopTweening();
 	void Sleep( float time );
 	void QueueCommand( const CString& sCommandName );
+	void QueueMessage( const CString& sMessageName );
 	virtual void FinishTweening();
 	virtual void HurryTweening( float factor );
 	// Let ActorFrame and BGAnimation override
@@ -529,6 +530,7 @@ public:
 	static int draworder( T* p, lua_State *L )			{ p->SetDrawOrder(IArg(1)); return 0; }
 	static int playcommand( T* p, lua_State *L )		{ p->PlayCommand(SArg(1)); return 0; }
 	static int queuecommand( T* p, lua_State *L )		{ p->QueueCommand(SArg(1)); return 0; }
+	static int queuemessage( T* p, lua_State *L )		{ p->QueueMessage(SArg(1)); return 0; }
 
 	static void Register(lua_State *L) {
   		ADD_METHOD( sleep )
@@ -620,6 +622,7 @@ public:
 		ADD_METHOD( draworder )
 		ADD_METHOD( playcommand )
 		ADD_METHOD( queuecommand )
+		ADD_METHOD( queuemessage )
 		Luna<T>::Register( L );
 	}
 };

stepmania/src/ActorCommands.cpp

@@ -41,6 +41,7 @@ ActorCommands::ActorCommands( const CString &sCommands )
 				sName == "cullmode" ||
 				sName == "playcommand" ||
 				sName == "queuecommand" ||
+				sName == "queuemessage" ||
 				sName == "settext";
 
 			for( unsigned i=1; i<cmd.m_vsArgs.size(); i++ )