多媒体编程

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NumberFormatting.h：源码内容
							/*
     File:       NumberFormatting.h
 
     Contains:   Utilites for formatting numbers
 
     Version:    Technology: 
                 Release:    QuickTime 6.0.2
 
     Copyright:  (c) 1996-2001 by Apple Computer, Inc., all rights reserved.
 
     Bugs?:      For bug reports, consult the following page on
                 the World Wide Web:
 
                     http://developer.apple.com/bugreporter/
 
*/
#ifndef __NUMBERFORMATTING__
#define __NUMBERFORMATTING__
#ifndef __CONDITIONALMACROS__
#include "ConditionalMacros.h"
#endif
#ifndef __MACTYPES__
#include "MacTypes.h"
#endif
#ifndef __INTLRESOURCES__
#include "IntlResources.h"
#endif
#if PRAGMA_ONCE
#pragma once
#endif
#ifdef __cplusplus
extern "C" {
#endif
#if PRAGMA_IMPORT
#pragma import on
#endif
#if PRAGMA_STRUCT_ALIGN
    #pragma options align=mac68k
#elif PRAGMA_STRUCT_PACKPUSH
    #pragma pack(push, 2)
#elif PRAGMA_STRUCT_PACK
    #pragma pack(2)
#endif
/*
    Here are the current System 7 routine names and the translations to the older forms.
    Please use the newer forms in all new code and migrate the older names out of existing
    code as maintainance permits.
    
    New Name                    Old Name(s)
    
    ExtendedToString            FormatX2Str
    FormatRecToString           Format2Str
    NumToString             
    StringToExtended            FormatStr2X
    StringToFormatRec           Str2Format
    StringToNum             
*/
struct NumFormatString {
    UInt8                           fLength;
    UInt8                           fVersion;
    char                            data[254];                  /* private data */
};
typedef struct NumFormatString          NumFormatString;
typedef NumFormatString                 NumFormatStringRec;
typedef short                           FormatStatus;
enum {
    fVNumber                    = 0                             /* first version of NumFormatString */
};
typedef SInt8                           FormatClass;
enum {
    fPositive                   = 0,
    fNegative                   = 1,
    fZero                       = 2
};
typedef SInt8                           FormatResultType;
enum {
    fFormatOK                   = 0,
    fBestGuess                  = 1,
    fOutOfSynch                 = 2,
    fSpuriousChars              = 3,
    fMissingDelimiter           = 4,
    fExtraDecimal               = 5,
    fMissingLiteral             = 6,
    fExtraExp                   = 7,
    fFormatOverflow             = 8,
    fFormStrIsNAN               = 9,
    fBadPartsTable              = 10,
    fExtraPercent               = 11,
    fExtraSeparator             = 12,
    fEmptyFormatString          = 13
};
struct FVector {
    short                           start;
    short                           length;
};
typedef struct FVector                  FVector;
/* index by [fPositive..fZero] */
typedef FVector                         TripleInt[3];
#if CALL_NOT_IN_CARBON
EXTERN_API_C( void )
stringtonum                     (const char *           theString,
                                 long *                 theNum);
EXTERN_API_C( void )
numtostring                     (long                   theNum,
                                 char *                 theString);
#endif  /* CALL_NOT_IN_CARBON */
EXTERN_API( void )
StringToNum                     (ConstStr255Param       theString,
                                 long *                 theNum);
EXTERN_API( void )
NumToString                     (long                   theNum,
                                 Str255                 theString);
EXTERN_API( FormatStatus )
ExtendedToString                (const extended80 *     x,
                                 const NumFormatString * myCanonical,
                                 const NumberParts *    partsTable,
                                 Str255                 outString)                          FOURWORDINLINE(0x2F3C, 0x8210, 0xFFE8, 0xA8B5);
EXTERN_API( FormatStatus )
StringToExtended                (ConstStr255Param       source,
                                 const NumFormatString * myCanonical,
                                 const NumberParts *    partsTable,
                                 extended80 *           x)                                  FOURWORDINLINE(0x2F3C, 0x8210, 0xFFE6, 0xA8B5);
EXTERN_API( FormatStatus )
StringToFormatRec               (ConstStr255Param       inString,
                                 const NumberParts *    partsTable,
                                 NumFormatString *      outString)                          FOURWORDINLINE(0x2F3C, 0x820C, 0xFFEC, 0xA8B5);
EXTERN_API( FormatStatus )
FormatRecToString               (const NumFormatString * myCanonical,
                                 const NumberParts *    partsTable,
                                 Str255                 outString,
                                 TripleInt              positions)                          FOURWORDINLINE(0x2F3C, 0x8210, 0xFFEA, 0xA8B5);
#if OLDROUTINENAMES
#define FormatX2Str(x, myCanonical, partsTable, outString)  
         ExtendedToString( x, myCanonical, partsTable, outString)
#define FormatStr2X(source, myCanonical, partsTable, x)  
         StringToExtended( source, myCanonical, partsTable, x)
#define Str2Format(inString, partsTable, outString)  
         StringToFormatRec(inString, partsTable, outString)
#define Format2Str(myCanonical, partsTable, outString, positions)  
         FormatRecToString(myCanonical, partsTable, outString, positions)
#endif  /* OLDROUTINENAMES */
#if PRAGMA_STRUCT_ALIGN
    #pragma options align=reset
#elif PRAGMA_STRUCT_PACKPUSH
    #pragma pack(pop)
#elif PRAGMA_STRUCT_PACK
    #pragma pack()
#endif
#ifdef PRAGMA_IMPORT_OFF
#pragma import off
#elif PRAGMA_IMPORT
#pragma import reset
#endif
#ifdef __cplusplus
}
#endif
#endif /* __NUMBERFORMATTING__ */

						