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
of this software and associated documentation files (the "Software"), to deal
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The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

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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__