axmol/cocos2dx/include/CCInstantAction.h

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Copyright (c) 2010 cocos2d-x.org

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#ifndef __CCINSTANT_ACTION_H__
#define __CCINSTANT_ACTION_H__

#include "CCAction.h"
#include "selector_protocol.h"

namespace cocos2d {

	/** Instant actions are immediate actions. They don't have a duration like
	the CCIntervalAction actions.
	*/ 
	class CCX_DLL CCInstantAction : public CCFiniteTimeAction //<NSCopying>
	{
	public:
		CCInstantAction();
		virtual ~CCInstantAction(){}
		// CCAction method
		virtual NSObject* copyWithZone(NSZone *pZone);
		virtual bool isDone(void);
		virtual void step(ccTime dt);
		virtual void update(ccTime time);
		//CCFiniteTimeAction method
		virtual CCFiniteTimeAction * reverse(void);

	};

	/** Show the node
	*/
	class CCX_DLL CCShow : public CCInstantAction
	{
	public:
		CCShow(){}
		virtual ~CCShow(){}
		//super method
		virtual void startWithTarget(CCNode *pTarget);
		virtual CCFiniteTimeAction * reverse(void);
	public:
		//override static method
		static CCShow * action();
	};

	/** Hide the node
	*/
	class CCX_DLL CCHide : public CCInstantAction
	{
	public:
		CCHide(){}
		virtual ~CCHide(){}
		//super method
		virtual void startWithTarget(CCNode *pTarget);
		virtual CCFiniteTimeAction * reverse(void);
	public:
		//override static method
		static CCHide * action();
	};

	/** Toggles the visibility of a node
	*/
	class CCX_DLL CCToggleVisibility : public CCInstantAction
	{
	public:
		CCToggleVisibility(){}
		virtual ~CCToggleVisibility(){}
		//super method
		virtual void startWithTarget(CCNode *pTarget);
	public:
		//override static method
		static CCToggleVisibility * action();
	};

	/** Flips the sprite horizontally
	@since v0.99.0
	*/
	class CCX_DLL CCFlipX : public CCInstantAction
	{
	public:
		CCFlipX(){}
		virtual ~CCFlipX(){}

		static CCFlipX * actionWithFlipX(bool x);
		CCFlipX * initWithFlipX(bool x);
		//super method
		virtual void startWithTarget(CCNode *pTarget);
		virtual CCFiniteTimeAction * reverse(void);
		virtual NSObject* copyWithZone(NSZone *pZone);

	protected:
		bool	m_bFlipX;
	};

	/** Flips the sprite vertically
	@since v0.99.0
	*/
	class CCX_DLL CCFlipY : public CCInstantAction
	{
	public:
		CCFlipY(){}
		virtual ~CCFlipY(){}
			
		static CCFlipY * actionWithFlipY(bool y);
		CCFlipY * initWithFlipY(bool y);
		//super method
		virtual void startWithTarget(CCNode *pTarget);
		virtual CCFiniteTimeAction * reverse(void);
		virtual NSObject* copyWithZone(NSZone *pZone);

	protected:
		bool	m_bFlipY;
	};

	/** Places the node in a certain position
	*/
	class CCX_DLL CCPlace : public CCInstantAction //<NSCopying>
	{
	public:
		CCPlace(){}
		virtual ~CCPlace(){}
		/** creates a Place action with a position */
		static CCPlace * actionWithPosition(CGPoint pos);
		/** Initializes a Place action with a position */
		CCPlace * initWithPosition(CGPoint pos);
		//super method
		virtual void startWithTarget(CCNode *pTarget);
		virtual NSObject* copyWithZone(NSZone *pZone);
	protected:
		CGPoint m_tPosition;
	};

	/** Calls a 'callback'
	*/
	class CCX_DLL CCCallFunc : public CCInstantAction //<NSCopying>
	{
	public:
		CCCallFunc()
		{
			m_pCallFunc = NULL;
			m_pSelectorTarget = NULL;
		}
		virtual ~CCCallFunc()
		{
		}
		static CCCallFunc * actionWithTarget(SelectorProtocol* pSelectorTarget, SEL_CallFunc selector);
		virtual CCCallFunc * initWithTarget(SelectorProtocol* pSelectorTarget);
		virtual void execute();
		//super method
		virtual void startWithTarget(CCNode *pTarget);
		NSObject * copyWithZone(cocos2d::NSZone *pZone);

	protected:
		SelectorProtocol*   m_pSelectorTarget;
		union
		{
			SEL_CallFunc	m_pCallFunc;
			SEL_CallFuncN	m_pCallFuncN;
			SEL_CallFuncND	m_pCallFuncND;
		};
// 		id targetCallback;
// 		SEL selector;
// 	
// 		/** creates the action with the callback */
// 		+(id) actionWithTarget: (id) t selector:(SEL) s;
// 		/** initializes the action with the callback */
// 		-(id) initWithTarget: (id) t selector:(SEL) s;
// 		/** exeuctes the callback */
// 		-(void) execute;
	};

	/** Calls a 'callback' with the node as the first argument
	N means Node
	*/
	class CCX_DLL CCCallFuncN : public CCCallFunc
	{
	public:
		CCCallFuncN(){}
		virtual ~CCCallFuncN(){}
		static CCCallFuncN * actionWithTarget(SelectorProtocol* pSelectorTarget, SEL_CallFuncN selector);
		// super method
		virtual void execute();
	};


	//typedef void (*CC_CALLBACK_ND)(id, SEL, id, void *);
	/** Calls a 'callback' with the node as the first argument and the 2nd argument is data
	* ND means: Node and Data. Data is void *, so it could be anything.
	*/
	class CCX_DLL CCCallFuncND : public CCCallFuncN
	{
	public:
		/** Invocation object that has the target#selector and the parameters */
		//@property (nonatomic,readwrite) CC_CALLBACK_ND callbackMethod;

		/** creates the action with the callback and the data to pass as an argument */
		static CCCallFuncND * actionWithTarget(SelectorProtocol* pSelectorTarget, SEL_CallFuncND selector, void* d);
		/** initializes the action with the callback and the data to pass as an argument */
		CCCallFuncND * initWithTarget(SelectorProtocol* pSelectorTarget, SEL_CallFuncND selector, void* d);
		// super method
		virtual NSObject* copyWithZone(NSZone *pZone);
		virtual void execute();

	protected:
		void			*m_pData;
		//CC_CALLBACK_ND	m_pfnCallbackMethod;
	};

// Blocks Support

#if NS_BLOCKS_AVAILABLE

		/** Executes a callback using a block
		*/
		@interface CCCallBlock : CCInstantAction<NSCopying>
	{
		void (^block_)();
	}

	/** creates the action with the specified block, to be used as a callback */
	+(id) actionWithBlock:(void(^)())block;

	/** initialized the action with the specified block, to be used as a callback */
	-(id) initWithBlock:(void(^)())block;

	/** executes the callback */
	-(void) execute;
	@end

		@class CCNode;

	/** Executes a callback using a block with a single CCNode parameter
	*/
	@interface CCCallBlockN : CCInstantAction<NSCopying>
	{
		void (^block_)(CCNode *);
	}

	/** creates the action with the specified block, to be used as a callback */
	+(id) actionWithBlock:(void(^)(CCNode *node))block;

	/** initialized the action with the specified block, to be used as a callback */
	-(id) initWithBlock:(void(^)(CCNode *node))block;

	/** executes the callback */
	-(void) execute;
	@end

#endif

}

#endif //__CCINSTANT_ACTION_H__