/****************************************************************************
Copyright (c) 2010 cocos2d-x.org

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The above copyright notice and this permission notice shall be included in
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****************************************************************************/

#ifndef __SPRITE_CCSPRITE_FRAME_H__
#define __SPRITE_CCSPRITE_FRAME_H__

#include "CCNode.h"
#include "CCProtocols.h"
#include "NSMutableArray.h"
#include "NSObject.h"

#include <string.h>

namespace   cocos2d {
class CGRect;
class CGPoint;
class CGSize;
class CCTexture2D;
class NSZone;

/** A CCSpriteFrame has:
	- texture: A CCTexture2D that will be used by the CCSprite
	- rectangle: A rectangle of the texture


 You can modify the frame of a CCSprite by doing:
 
	CCSpriteFrame *frame = [CCSpriteFrame frameWithTexture:texture rect:rect offset:offset];
	[sprite setDisplayFrame:frame];
 */
class CCSpriteFrame : public NSObject
{
public:
	// attributes

	// rect of the frame
	inline CGRect getRect(void) { return m_obRect; }
	inline void setRect(CGRect rect) { m_obRect = rect; }

	// offset of the frame
	inline CGPoint getOffset(void) { return m_obOffset; }
	inline void setOffset(CGPoint offset) { m_obOffset = offset; }

	// original size of the trimed image
	inline CGSize getOriginalSize(void) { return m_obOriginalSize; }
	inline void setOriginalSize(CGSize size) { m_obOriginalSize = size; }

	// texture of the frame, retain
	inline CCTexture2D* getTexture(void) { return m_pobTexture; }
	inline void setTexture(CCTexture2D* pobTexture)
	{
		m_pobTexture = pobTexture;
		if (pobTexture)
		{
			pobTexture->retain();
		}
	}

public:
	~CCSpriteFrame(void);
	virtual NSObject* copyWithZone(NSZone *pZone);

	/** Create a CCSpriteFrame with a texture, rect and offset.
	 It is assumed that the frame was not trimmed.
	 */
	static CCSpriteFrame* frameWithTexture(CCTexture2D* pobTexture, CGRect rect, CGPoint offset);

	/** Create a CCSpriteFrame with a texture, rect, offset and originalSize.
	 The originalSize is the size in pixels of the frame before being trimmed.
	 */
    static CCSpriteFrame* frameWithTexture(CCTexture2D* pobTexture, CGRect rect, CGPoint offset, CGSize originalSize);

public:
	/** Initializes a CCSpriteFrame with a texture, rect and offset.
	 It is assumed that the frame was not trimmed.
	 */
	CCSpriteFrame* initWithTexture(CCTexture2D* pobTexture, CGRect rect, CGPoint offset);

	/** Initializes a CCSpriteFrame with a texture, rect, offset and originalSize.
	 The originalSize is the size in pixels of the frame before being trimmed.
	 */
	CCSpriteFrame* initWithTexture(CCTexture2D* pobTexture, CGRect rect, CGPoint offset, CGSize originalSize);
protected:
	CGRect m_obRect;
	CGPoint m_obOffset;
	CGSize m_obOriginalSize;
	CCTexture2D *m_pobTexture;
};

// an Animation object used within Sprites to perform animations 
class CCX_DLL CCAnimation : public NSObject
{
protected:
	char *m_pszName;
	float m_fDelay;
	NSMutableArray<CCSpriteFrame*> *m_pobFrames;

public:
	// attributes

	// name of the animation
	inline char* getName(void) { return m_pszName; }
	inline void setName(const char *pszName)
	{
		if (m_pszName)
		{
			delete m_pszName;
		}

		m_pszName = new char[strlen(pszName) + 1];
		memcpy(m_pszName, pszName, strlen(pszName));
		m_pszName[strlen(pszName)] = '\0';
	}

	// delay between frames in seconds
	inline float getDelay(void) { return m_fDelay; }
	inline void setDelay(float fDelay) { m_fDelay = fDelay; }

	// array of frames, retain
	inline NSMutableArray<CCSpriteFrame*>* getFrames(void) { return m_pobFrames; }
	inline void setFrames(NSMutableArray<CCSpriteFrame*> *pFrames)
	{
		m_pobFrames = pFrames;
		if (pFrames)
		{
			pFrames->retain();
		}
	}

public:
	~CCAnimation(void);

	/** Initializes a CCAnimation with a name
	 @since v0.99.3
	 */
	CCAnimation* initWithName(const char *pszName);

	/** Initializes a CCAnimation with a name and frames
	 @since v0.99.3
	 */
    CCAnimation* initWithName(const char *pszName, NSArray<CCSpriteFrame*> *pFrames);

	// Initializes a CCAnimation with a name and delay between frames.
    CCAnimation* initWithName(const char *pszName, float fDelay);

	// Initializes a CCAnimation with a name, delay and an array of CCSpriteFrames.
	CCAnimation* initWithName(const char *pszName, float fDelay, NSArray<CCSpriteFrame*> *pFrames);

	// adds a frame to a CCAnimation
	void addFrame(CCSpriteFrame *pFrame);

	/** Adds a frame with an image filename. Internally it will create a CCSpriteFrame and it will add it.
	 Added to facilitate the migration from v0.8 to v0.9.
	 */
	void addFrameWithFileName(const char *pszFileName);

	/** Adds a frame with a texture and a rect. Internally it will create a CCSpriteFrame and it will add it.
	 Added to facilitate the migration from v0.8 to v0.9.
	 */
	void addFrameWithTexture(CCTexture2D* pobTexture, CGRect rect);

public:
	/** Creates a CCAnimation with a name
	 @since v0.99.3
	 */
	static CCAnimation* animationWithName(const char *pszName);

	/** Creates a CCAnimation with a name and frames
	 @since v0.99.3
	 */
	static CCAnimation* animationWithName(const char *pszName, NSArray<CCSpriteFrame*> *pFrames);

	// Creates a CCAnimation with a name and delay between frames.
	static CCAnimation* animationWithName(const char *pszName, float fDelay);

	// Creates a CCAnimation with a name, delay and an array of CCSpriteFrames.
	static CCAnimation* animationWithName(const char *pszName, float fDelay, NSArray<CCSpriteFrame*> *pFrames);
};
}//namespace   cocos2d 

#endif //__SPRITE_CCSPRITE_FRAME_H__