add virtual Copy() to Actor

stepmania/src/Actor.cpp

@@ -18,6 +18,8 @@
 
 float Actor::g_fCurrentBGMTime = 0, Actor::g_fCurrentBGMBeat;
 
+Actor *Actor::Copy() const { return new Actor(*this); }
+
 static float g_fCabinetLights[NUM_CABINET_LIGHTS];
 
 void Actor::SetBGMTime( float fTime, float fBeat )

stepmania/src/Actor.h

@@ -28,6 +28,7 @@ class Actor : public IMessageSubscriber
 public:
 	Actor();
 	virtual ~Actor();
+	virtual Actor *Copy() const;
 	void UnsubcribeAndClearCommands();
 	virtual void Reset();
 	void LoadFromNode( const CString& sDir, const XNode* pNode );

stepmania/src/ActorFrame.cpp

@@ -17,6 +17,7 @@
  */
 //REGISTER_ACTOR_CLASS( ActorFrame )
 REGISTER_ACTOR_CLASS_WITH_NAME( ActorFrameAutoDeleteChildren, ActorFrame )
+Actor *ActorFrame::Copy() const { return new ActorFrame(*this); }
 
 
 ActorFrame::ActorFrame()

stepmania/src/ActorFrame.h

@@ -13,6 +13,7 @@ public:
 
 	void LoadFromNode( const CString& sDir, const XNode* pNode );
 	void LoadChildrenFromNode( const CString& sDir, const XNode* pNode );
+	virtual Actor *Copy() const;
 
 	virtual void AddChild( Actor* pActor );
 	virtual void RemoveChild( Actor* pActor );
@@ -88,6 +89,7 @@ public:
 
 		LoadChildrenFromNode( sDir, pNode );
 	}
+	virtual Actor *Copy() const;
 };
 
 #endif

stepmania/src/ActorScroller.cpp

@@ -16,6 +16,7 @@
  */
 //REGISTER_ACTOR_CLASS( ActorScroller )
 REGISTER_ACTOR_CLASS_WITH_NAME( ActorScrollerAutoDeleteChildren, ActorScroller )
+Actor *ActorScroller::Copy() const { return new ActorScroller(*this); }
 
 
 ActorScroller::ActorScroller()

stepmania/src/ActorScroller.h

@@ -31,6 +31,7 @@ public:
 	virtual void DrawPrimitives();	// DOES draw
 
 	void LoadFromNode( const CString &sDir, const XNode *pNode );
+	virtual Actor *Copy() const;
 	
 	void SetDestinationItem( float fItemIndex )				{ m_fDestinationItem = fItemIndex; }
 	void SetCurrentAndDestinationItem( float fItemIndex )	{ m_fCurrentItem = m_fDestinationItem = fItemIndex; }
@@ -79,6 +80,7 @@ public:
 
 		ActorScroller::LoadFromNode( sDir, pNode );
 	}
+	virtual Actor *Copy() const;
 };
 
 #endif

stepmania/src/ActorUtil.h

@@ -20,7 +20,8 @@ typedef Actor* (*CreateActorFn)(const CString& sDir, const XNode* pNode);
 	public: \
 		Register##className() { ActorUtil::Register(#externalClassName,Create##className); } \
 	}; \
-	static Register##className register##className;
+	static Register##className register##className; \
+	Actor *className::Copy() const { return new className(*this); }
 
 #define REGISTER_ACTOR_CLASS( className ) REGISTER_ACTOR_CLASS_WITH_NAME( className, className )
 

stepmania/src/BGAnimation.h

@@ -20,6 +20,7 @@ public:
 
 	void LoadFromAniDir( const CString &sAniDir, bool bGeneric=true );
 	void LoadFromNode( const CString& sDir, const XNode* pNode );
+	virtual Actor *Copy() const;
 
 protected:
 	void AddLayersFromAniDir( const CString &_sAniDir, const IniFile& ini, bool bGeneric );

stepmania/src/BitmapText.h

@@ -16,6 +16,7 @@ public:
 	virtual ~BitmapText();
 
 	void LoadFromNode( const CString& sDir, const XNode* pNode );
+	virtual Actor *Copy() const;
 
 	bool LoadFromFont( const CString& sFontName );
 	bool LoadFromTextureAndChars( const CString& sTexturePath, const CString& sChars );

stepmania/src/DifficultyIcon.h

@@ -19,6 +19,7 @@ public:
 
 	bool Load( CString sFilePath );
 	virtual void LoadFromNode( const CString& sDir, const XNode* pNode );
+	virtual Actor *Copy() const;
 
 	void SetFromSteps( PlayerNumber pn, const Steps* pSteps );
 	void SetFromTrail( PlayerNumber pn, const Trail* pTrail );

stepmania/src/DifficultyMeter.h

@@ -23,6 +23,7 @@ public:
 	void Load( const CString &sType );
 
 	void LoadFromNode( const CString& sDir, const XNode* pNode );
+	virtual Actor *Copy() const;
 
 	void SetFromGameState( PlayerNumber pn );
 	void SetFromMeterAndDifficulty( int iMeter, Difficulty dc );

stepmania/src/FadingBanner.h

@@ -11,6 +11,7 @@ class FadingBanner : public ActorFrame
 {
 public:
 	FadingBanner();
+	virtual Actor *Copy() const;
 
 	void ScaleToClipped( float fWidth, float fHeight );
 

stepmania/src/HelpDisplay.h

@@ -16,6 +16,7 @@ public:
 	void Load( const CString &sType );
 
 	void LoadFromNode( const CString& sDir, const XNode* pNode );
+	virtual Actor *Copy() const;
 
 	void SetTips( const CStringArray &arrayTips ) { SetTips( arrayTips, arrayTips ); }
 	void SetTips( const CStringArray &arrayTips, const CStringArray &arrayTipsAlt );
@@ -42,6 +43,7 @@ public:
 	GenreDisplay();
 	~GenreDisplay();
 	void PlayCommand( const CString &sCommandName, Actor* pParent );
+	virtual Actor *Copy() const;
 };
 
 #endif

stepmania/src/MemoryCardDisplay.h

@@ -13,6 +13,7 @@ public:
 	MemoryCardDisplay();
 	void Load( PlayerNumber pn );
 	void LoadFromNode( const CString& sDir, const XNode* pNode );
+	virtual Actor *Copy() const;
 	void Update( float fDelta );
 
 protected:

stepmania/src/MeterDisplay.h

@@ -12,6 +12,7 @@ public:
 	MeterDisplay();
 	void Load( CString sStreamPath, float fStreamWidth, CString sTipPath );
 	virtual void LoadFromNode( const CString& sDir, const XNode* pNode );
+	virtual Actor *Copy() const;
 
 	void SetPercent( float fPercent );
 
@@ -26,6 +27,7 @@ class SongMeterDisplay: public MeterDisplay
 {
 public:
 	virtual void Update( float fDeltaTime );
+	virtual Actor *Copy() const;
 };
 
 #endif

stepmania/src/Model.h

@@ -17,6 +17,7 @@ class Model : public Actor
 public:
 	Model();
 	virtual ~Model();
+	virtual Actor *Copy() const;
 
 	void	Clear();
 	void	Load( CString sFile );

stepmania/src/OptionIconRow.h

@@ -19,6 +19,7 @@ public:
 
 	void Load();
 	virtual void LoadFromNode( const CString& sDir, const XNode* pNode );
+	virtual Actor *Copy() const;
 	void SetFromGameState( PlayerNumber pn );
 
 	//

stepmania/src/Quad.h

@@ -15,6 +15,7 @@ public:
 	}	
 
 	void LoadFromNode( const CString& sDir, const XNode* pNode );
+	virtual Actor *Copy() const;
 };
 
 #endif

stepmania/src/RollingNumbers.h

@@ -11,6 +11,7 @@ public:
 	RollingNumbers();
 
 	void LoadFromNode( const CString& sDir, const XNode* pNode );
+	virtual Actor *Copy() const;
 
 	virtual void Update( float fDeltaTime );
 

stepmania/src/ScoreDisplayAliveTime.h

@@ -17,6 +17,7 @@ public:
 	virtual void Update( float fDelta );
 
 	void LoadFromNode( const CString& sDir, const XNode* pNode );
+	virtual Actor *Copy() const;
 
 	void PlayCommand( const CString &sCommandName, Actor* pParent );
 

stepmania/src/ScoreDisplayCalories.h

@@ -16,6 +16,7 @@ public:
 	virtual void Update( float fDelta );
 
 	void LoadFromNode( const CString& sDir, const XNode* pNode );
+	virtual Actor *Copy() const;
 
 	void PlayCommand( const CString &sCommandName, Actor* pParent );