remove DynamicThemeMetric

stepmania/src/ThemeMetric.h

@@ -266,133 +266,6 @@ public:
 	}
 };
 
-
-/*
- * Like ThemeMetric, but allows evaluating Lua expressions each time.  This is
- * fast, since we only compile the expression once.  To evaluate every time,
- * return a function instead of a value.
- *
- * This is just as fast as ThemeMetric when the value is not a function.
- */
-template <class T>
-class DynamicThemeMetric : public IThemeMetric
-{
-protected:
-	RString		m_sGroup;
-	RString		m_sName;
-	mutable T	m_currentValue;
-	bool		m_bIsLoaded;
-	LuaReference m_Value;
-
-public:
-	/* Initializing with no group and name is allowed; if you do this, you must
-	 * call Load() to set them.  This is done to allow initializing cached metrics
-	 * in one place for classes that don't receive their m_sName in the constructor
-	 * (everything except screens). */
-	DynamicThemeMetric( const RString& sGroup = "", const RString& sName = "" ):
-		m_sGroup( sGroup ),
-		m_sName( sName ),
-		m_bIsLoaded( false )
-	{
-		m_currentValue = T();
-		ThemeManager::Subscribe( this );
-	}
-
-	DynamicThemeMetric( const ThemeMetric<T> &cpy ):
-		IThemeMetric( cpy ),
-		m_sGroup( cpy.m_sGroup ),
-		m_sName( cpy.m_sName ),
-		m_currentValue( cpy.m_currentValue ),
-		m_bIsLoaded( cpy.m_bIsLoaded ),
-		m_Value( cpy.m_Value )
-	{
-		ThemeManager::Subscribe( this );
-	}
-	
-	~DynamicThemeMetric()
-	{
-		ThemeManager::Unsubscribe( this );
-	}
-
-	void Load( const RString &sGroup, const RString& sName )
-	{
-		m_sGroup = sGroup;
-		m_sName = sName;
-		Read();
-	}
-
-	void ChangeGroup( const RString &sGroup )
-	{
-		m_sGroup = sGroup;
-		Read();
-	}
-
-	void Read()
-	{
-		if( m_sName != ""  &&  THEME  &&   THEME->IsThemeLoaded() )
-		{
-			Lua *L = LUA->Get();
-
-			THEME->GetMetric( m_sGroup, m_sName, m_Value );
-
-			m_Value.PushSelf( L );
-			if( lua_type(L, -1) == LUA_TFUNCTION )
-			{
-				lua_pop( L, 1 );
-			}
-			else
-			{
-				m_Value.Unset();
-				LuaHelpers::Pop( L, m_currentValue );
-			}
-
-			LUA->Release(L);
-
-			m_bIsLoaded = true;
-		}
-	}
-	void Clear()
-	{
-		m_Value.Unset();
-		m_bIsLoaded = false;
-	}
-
-	const T& GetValue() const
-	{
-		ASSERT( m_sName != "" );
-		ASSERT( m_bIsLoaded );
-
-		/* If the value is a function, evaluate it every time. */
-		if( m_Value.IsSet() )
-		{
-			Lua *L = LUA->Get();
-
-			// call function with 0 arguments and 1 result
-			m_Value.PushSelf( L );
-			lua_call(L, 0, 1); 
-			ASSERT( !lua_isnil(L, -1) );
-			LuaHelpers::Pop( L, m_currentValue );
-			LUA->Release(L);
-		}
-
-		return m_currentValue;
-	}
-	
-	operator const T& () const
-	{
-		return GetValue();
-	}
-
-	bool IsLoaded() const	{ return m_bIsLoaded; }
-
-	//Hacks for VC6 for all boolean operators.
-	bool operator ! () const { return !GetValue(); }
-	bool operator && ( const T& input ) const { return GetValue() && input; }
-	bool operator || ( const T& input ) const { return GetValue() || input; }
-	bool operator == ( const T& input ) const { return GetValue() == input; }
-};
-
-
 #endif
 
 /*