axmol/cocos2dx/include/CCString.h

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

http://www.cocos2d-x.org

Permission is hereby granted, free of charge, to any person obtaining a copy
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****************************************************************************/
#ifndef __CCSTRING_H__
#define __CCSTRING_H__

#include <string>
#include "CCObject.h"

NS_CC_BEGIN

class CC_DLL CCString : public CCObject
{
public:
	CCString();
	CCString(const char* str);
	CCString(const std::string& str);
	CCString(const CCString& str);

	virtual ~CCString();
	
	/* override assignment operator */
	CCString& operator= (const CCString& other);

	/** init a string with format, it's similar with the c function 'sprintf' */ 
	bool initWithFormat(const char* format, ...);

	/** convert to int value */
	int intValue() const;

	/** convert to unsigned int value */
	unsigned int uintValue() const;

	/** convert to float value */
	float floatValue() const;

	/** convert to double value */
	double doubleValue() const;

	/** convert to bool value */
    bool boolValue() const;

	/** get the C string */
	const char* getCString() const;

	/** get the length of string */
	unsigned int length() const;

	/* override functions */
    virtual CCObject* copyWithZone(CCZone* pZone);
    virtual bool isEqual(const CCObject* pObject);

	/* static funcitons */
	/** create a string with c string 
     *  @return A CCString pointer which is an autorelease object pointer,
     *          it means that you needn't do a release operation unless you retain it.
     */
	static CCString* stringWithCString(const char* pStr);

	/** create a string with format, it's similar with the c function 'sprintf', the default buffer size is (1024*100) bytes,
     *  if you want to change it, you should modify the kMaxStringLen macro in CCString.cpp file.
     *  @return A CCString pointer which is an autorelease object pointer,
     *          it means that you needn't do a release operation unless you retain it.
     */ 
	static CCString* stringWithFormat(const char* format, ...);

	/** create a string with binary data 
     *  @return A CCString pointer which is an autorelease object pointer,
     *          it means that you needn't do a release operation unless you retain it.
     */
	static CCString* stringWithData(unsigned char* pData, unsigned long nLen);

	/** create a string with a file, 
     *  @return A CCString pointer which is an autorelease object pointer,
     *          it means that you needn't do a release operation unless you retain it.
     */
    static CCString* stringWithContentsOfFile(const char* pszFileName);

private:

	/** only for internal use */
	bool initWithFormatAndValist(const char* format, va_list ap);

public:
	std::string m_sString;
};

#define CCStringMake(str) CCString::stringWithCString(str)
#define ccs               CCStringMake


NS_CC_END

#endif //__CCSTRING_H__