Merge branch 'SetGame' of https://github.com/sigatrev/stepmania into ChangeGame

Docs/Luadoc/Lua.xml

@@ -723,6 +723,8 @@
 			<Function name='GetFirstStepsTypeForGame'/>
 			<Function name='IsGameEnabled'/>
 			<Function name='StepsTypeToLocalizedString'/>
+			<Function name='SetGame'/>
+			<Function name='GetEnabledGames'/>
 		</Class>
 		<Class name='GameSoundManager'>
 			<Function name='DimMusic'/>

Docs/Luadoc/LuaDocumentation.xml

@@ -2177,6 +2177,12 @@ save yourself some time, copy this for undocumented things:
 	<Function name='StepsTypeToLocalizedString' return='string' arguments='StepsType st'>
 		Return the localized string representation of <code>st</code>.
 	</Function>
+	<Function name='GetEnabledGames' return='{string}'>
+		Returns a table of all selectable games.
+	</Function>
+	<Function name='SetGame' return='void' arguments='string Game, string Theme' >
+		Sets the current game to <code>Game</code>. The second argument is optional, and if provided will determine which theme is loaded when the game changes. If Stepmania was run with a commandline argument setting the theme, that will override the second argument of this function.
+	</Function>
 </Class>
 <Class name='GameSoundManager'>
 	<Function name='DimMusic' return='void' arguments='float fVolume, float fDuration'>

src/GameManager.cpp

@@ -1,4 +1,6 @@
 #include "global.h"
+#include "Stepmania.h"
+#include "arch/Dialog/Dialog.h"
 #include "GameManager.h"
 #include "GameConstantsAndTypes.h"
 #include "GameInput.h"	// for GameButton constants
@@ -3157,11 +3159,49 @@ public:
 		return 1;
 	}
 
+	static int GetEnabledGames( T* p, lua_State *L )
+	{
+		vector<const Game*> aGames;
+		GAMEMAN->GetEnabledGames( aGames );		
+
+		vector<RString> vsGames;
+		FOREACH( const Game*, aGames, g )
+		{
+			RString sGameName = (*g)->m_szName;
+			vsGames.push_back( sGameName );
+		}
+		LuaHelpers::CreateTableFromArray<RString>( vsGames, L );
+		return 1;	
+	}
+	
+	static int SetGame( T* p, lua_State *L )
+	{
+		const Game *pGame = p->StringToGame(SArg(1));
+		RString sTheme;
+		if( lua_gettop(L) >= 2 && !lua_isnil(L, 2) )
+		{
+			sTheme = SArg(2);
+		}
+		if( pGame )
+		{
+			StepMania::ChangeCurrentGame( pGame, sTheme );
+			THEME->ReloadMetrics();	
+		}
+		else
+		{
+			LOG->Warn( "SetGame: Invalid Game, %s", pGame->m_szName );
+			Dialog::OK( "SetGame: Invalid Game, %s", pGame->m_szName );		
+		}
+		return 0;
+	}
+	
 	LunaGameManager()
 	{
 		ADD_METHOD( StepsTypeToLocalizedString );
 		ADD_METHOD( GetFirstStepsTypeForGame );
 		ADD_METHOD( IsGameEnabled );
+		ADD_METHOD( GetEnabledGames );
+		ADD_METHOD( SetGame );
 	};
 };
 

src/StepMania.cpp

@@ -808,7 +808,7 @@ static void SwitchToLastPlayedGame()
 	StepMania::ChangeCurrentGame( pGame );
 }
 
-void StepMania::ChangeCurrentGame( const Game* g )
+void StepMania::ChangeCurrentGame( const Game* g, RString Theme )
 {
 	ASSERT( g != NULL );
 	ASSERT( GAMESTATE != NULL );
@@ -825,7 +825,9 @@ void StepMania::ChangeCurrentGame( const Game* g )
 		sAnnouncer = GAMESTATE->GetCurrentGame()->m_szName;
 	if( sTheme.empty() )
 		sTheme = GAMESTATE->GetCurrentGame()->m_szName;
-
+	if( Theme.size() )
+		sTheme = Theme;
+		
 	// process theme and language command line arguments;
 	// these change the preferences in order for transparent loading -aj
 	RString argTheme;

src/StepMania.h

@@ -15,7 +15,7 @@ namespace StepMania
 	void ResetGame();
 	RString GetInitialScreen();
 	RString GetSelectMusicScreen();
-	void ChangeCurrentGame( const Game* g );
+	void ChangeCurrentGame( const Game* g, RString Theme = "" );
 
 	// If successful, return filename of screenshot in sDir, else return ""
 	RString SaveScreenshot( RString Dir, bool SaveCompressed, bool MakeSignature, RString NamePrefix, RString NameSuffix );