mirror of
https://github.com/ZDoom/gzdoom.git
synced 2024-11-16 09:21:43 +00:00
9f21b22cc5
- Made the subsong (order) number a proper parameter to MusInfo::Play() instead of requiring a separate SetPosition() call to do it. SVN r1104 (trunk)
319 lines
10 KiB
C++
319 lines
10 KiB
C++
/*
|
|
** zstring.h
|
|
**
|
|
**---------------------------------------------------------------------------
|
|
** Copyright 2005-2007 Randy Heit
|
|
** All rights reserved.
|
|
**
|
|
** Redistribution and use in source and binary forms, with or without
|
|
** modification, are permitted provided that the following conditions
|
|
** are met:
|
|
**
|
|
** 1. Redistributions of source code must retain the above copyright
|
|
** notice, this list of conditions and the following disclaimer.
|
|
** 2. Redistributions in binary form must reproduce the above copyright
|
|
** notice, this list of conditions and the following disclaimer in the
|
|
** documentation and/or other materials provided with the distribution.
|
|
** 3. The name of the author may not be used to endorse or promote products
|
|
** derived from this software without specific prior written permission.
|
|
**
|
|
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
**---------------------------------------------------------------------------
|
|
**
|
|
*/
|
|
|
|
#ifndef ZSTRING_H
|
|
#define ZSTRING_H
|
|
|
|
#include <stdio.h>
|
|
#include <stdarg.h>
|
|
#include <string.h>
|
|
#include <stddef.h>
|
|
#include "tarray.h"
|
|
#include "name.h"
|
|
|
|
#ifdef __GNUC__
|
|
#define PRINTFISH(x) __attribute__((format(printf, 2, x)))
|
|
#else
|
|
#define PRINTFISH(x)
|
|
#endif
|
|
|
|
struct FStringData
|
|
{
|
|
unsigned int Len; // Length of string, excluding terminating null
|
|
unsigned int AllocLen; // Amount of memory allocated for string
|
|
int RefCount; // < 0 means it's locked
|
|
// char StrData[xxx];
|
|
|
|
char *Chars()
|
|
{
|
|
return (char *)(this + 1);
|
|
}
|
|
|
|
const char *Chars() const
|
|
{
|
|
return (const char *)(this + 1);
|
|
}
|
|
|
|
char *AddRef()
|
|
{
|
|
if (RefCount < 0)
|
|
{
|
|
return (char *)(MakeCopy() + 1);
|
|
}
|
|
else
|
|
{
|
|
RefCount++;
|
|
return (char *)(this + 1);
|
|
}
|
|
}
|
|
|
|
void Release()
|
|
{
|
|
assert (RefCount != 0);
|
|
|
|
if (--RefCount <= 0)
|
|
{
|
|
Dealloc();
|
|
}
|
|
}
|
|
|
|
FStringData *MakeCopy();
|
|
|
|
static FStringData *Alloc (size_t strlen);
|
|
FStringData *Realloc (size_t newstrlen);
|
|
void Dealloc ();
|
|
};
|
|
|
|
struct FNullStringData
|
|
{
|
|
unsigned int Len;
|
|
unsigned int AllocLen;
|
|
int RefCount;
|
|
char Nothing[2];
|
|
};
|
|
|
|
enum ELumpNum
|
|
{
|
|
};
|
|
|
|
class FString
|
|
{
|
|
public:
|
|
FString () : Chars(&NullString.Nothing[0]) { NullString.RefCount++; }
|
|
|
|
// Copy constructors
|
|
FString (const FString &other) { AttachToOther (other); }
|
|
FString (const char *copyStr);
|
|
FString (const char *copyStr, size_t copyLen);
|
|
FString (char oneChar);
|
|
|
|
// Concatenation constructors
|
|
FString (const FString &head, const FString &tail);
|
|
FString (const FString &head, const char *tail);
|
|
FString (const FString &head, char tail);
|
|
FString (const char *head, const FString &tail);
|
|
FString (const char *head, const char *tail);
|
|
FString (char head, const FString &tail);
|
|
|
|
// Other constructors
|
|
FString (ELumpNum); // Create from a lump
|
|
|
|
~FString ();
|
|
|
|
// Discard string's contents, create a new buffer, and lock it.
|
|
char *LockNewBuffer(size_t len);
|
|
|
|
char *LockBuffer(); // Obtain write access to the character buffer
|
|
void UnlockBuffer(); // Allow shared access to the character buffer
|
|
|
|
operator const char *() const { return Chars; }
|
|
|
|
const char *GetChars() const { return Chars; }
|
|
|
|
const char &operator[] (int index) const { return Chars[index]; }
|
|
#if defined(_WIN32) && !defined(_WIN64) && defined(_MSC_VER)
|
|
// Compiling 32-bit Windows source with MSVC: size_t is typedefed to an
|
|
// unsigned int with the 64-bit portability warning attribute, so the
|
|
// prototype cannot substitute unsigned int for size_t, or you get
|
|
// spurious warnings.
|
|
const char &operator[] (size_t index) const { return Chars[index]; }
|
|
#else
|
|
const char &operator[] (unsigned int index) const { return Chars[index]; }
|
|
#endif
|
|
const char &operator[] (unsigned long index) const { return Chars[index]; }
|
|
const char &operator[] (unsigned long long index) const { return Chars[index]; }
|
|
|
|
FString &operator = (const FString &other);
|
|
FString &operator = (const char *copyStr);
|
|
|
|
FString operator + (const FString &tail) const;
|
|
FString operator + (const char *tail) const;
|
|
FString operator + (char tail) const;
|
|
friend FString operator + (const char *head, const FString &tail);
|
|
friend FString operator + (char head, const FString &tail);
|
|
|
|
FString &operator += (const FString &tail);
|
|
FString &operator += (const char *tail);
|
|
FString &operator += (char tail);
|
|
FString &operator += (const FName &name) { return *this += name.GetChars(); }
|
|
FString &AppendCStrPart (const char *tail, size_t tailLen);
|
|
|
|
FString &operator << (const FString &tail) { return *this += tail; }
|
|
FString &operator << (const char *tail) { return *this += tail; }
|
|
FString &operator << (char tail) { return *this += tail; }
|
|
FString &operator << (const FName &name) { return *this += name.GetChars(); }
|
|
|
|
FString Left (size_t numChars) const;
|
|
FString Right (size_t numChars) const;
|
|
FString Mid (size_t pos, size_t numChars = ~(size_t)0) const;
|
|
|
|
long IndexOf (const FString &substr, long startIndex=0) const;
|
|
long IndexOf (const char *substr, long startIndex=0) const;
|
|
long IndexOf (char subchar, long startIndex=0) const;
|
|
|
|
long IndexOfAny (const FString &charset, long startIndex=0) const;
|
|
long IndexOfAny (const char *charset, long startIndex=0) const;
|
|
|
|
long LastIndexOf (const FString &substr) const;
|
|
long LastIndexOf (const char *substr) const;
|
|
long LastIndexOf (char subchar) const;
|
|
long LastIndexOf (const FString &substr, long endIndex) const;
|
|
long LastIndexOf (const char *substr, long endIndex) const;
|
|
long LastIndexOf (char subchar, long endIndex) const;
|
|
long LastIndexOf (const char *substr, long endIndex, size_t substrlen) const;
|
|
|
|
long LastIndexOfAny (const FString &charset) const;
|
|
long LastIndexOfAny (const char *charset) const;
|
|
long LastIndexOfAny (const FString &charset, long endIndex) const;
|
|
long LastIndexOfAny (const char *charset, long endIndex) const;
|
|
|
|
void ToUpper ();
|
|
void ToLower ();
|
|
void SwapCase ();
|
|
|
|
void StripLeft ();
|
|
void StripLeft (const FString &charset);
|
|
void StripLeft (const char *charset);
|
|
|
|
void StripRight ();
|
|
void StripRight (const FString &charset);
|
|
void StripRight (const char *charset);
|
|
|
|
void StripLeftRight ();
|
|
void StripLeftRight (const FString &charset);
|
|
void StripLeftRight (const char *charset);
|
|
|
|
void Insert (size_t index, const FString &instr);
|
|
void Insert (size_t index, const char *instr);
|
|
void Insert (size_t index, const char *instr, size_t instrlen);
|
|
|
|
void ReplaceChars (char oldchar, char newchar);
|
|
void ReplaceChars (const char *oldcharset, char newchar);
|
|
|
|
void StripChars (char killchar);
|
|
void StripChars (const char *killchars);
|
|
|
|
void MergeChars (char merger);
|
|
void MergeChars (char merger, char newchar);
|
|
void MergeChars (const char *charset, char newchar);
|
|
|
|
void Substitute (const FString &oldstr, const FString &newstr);
|
|
void Substitute (const char *oldstr, const FString &newstr);
|
|
void Substitute (const FString &oldstr, const char *newstr);
|
|
void Substitute (const char *oldstr, const char *newstr);
|
|
void Substitute (const char *oldstr, const char *newstr, size_t oldstrlen, size_t newstrlen);
|
|
|
|
void Format (const char *fmt, ...) PRINTFISH(3);
|
|
void AppendFormat (const char *fmt, ...) PRINTFISH(3);
|
|
void VFormat (const char *fmt, va_list arglist) PRINTFISH(0);
|
|
void VAppendFormat (const char *fmt, va_list arglist) PRINTFISH(0);
|
|
|
|
bool IsInt () const;
|
|
bool IsFloat () const;
|
|
long ToLong (int base=0) const;
|
|
unsigned long ToULong (int base=0) const;
|
|
double ToDouble () const;
|
|
|
|
size_t Len() const { return Data()->Len; }
|
|
bool IsEmpty() const { return Len() == 0; }
|
|
bool IsNotEmpty() const { return Len() != 0; }
|
|
|
|
void Truncate (long newlen);
|
|
|
|
int Compare (const FString &other) const { return strcmp (Chars, other.Chars); }
|
|
int Compare (const char *other) const { return strcmp (Chars, other); }
|
|
|
|
int CompareNoCase (const FString &other) const { return stricmp (Chars, other.Chars); }
|
|
int CompareNoCase (const char *other) const { return stricmp (Chars, other); }
|
|
|
|
protected:
|
|
const FStringData *Data() const { return (FStringData *)Chars - 1; }
|
|
FStringData *Data() { return (FStringData *)Chars - 1; }
|
|
|
|
void AttachToOther (const FString &other);
|
|
void AllocBuffer (size_t len);
|
|
void ReallocBuffer (size_t newlen);
|
|
|
|
static int FormatHelper (void *data, const char *str, int len);
|
|
static void StrCopy (char *to, const char *from, size_t len);
|
|
static void StrCopy (char *to, const FString &from);
|
|
|
|
char *Chars;
|
|
|
|
static FNullStringData NullString;
|
|
|
|
friend struct FStringData;
|
|
};
|
|
|
|
namespace StringFormat
|
|
{
|
|
enum
|
|
{
|
|
// Format specification flags
|
|
F_MINUS = 1,
|
|
F_PLUS = 2,
|
|
F_ZERO = 4,
|
|
F_BLANK = 8,
|
|
F_HASH = 16,
|
|
|
|
F_SIGNED = 32,
|
|
F_NEGATIVE = 64,
|
|
F_ZEROVALUE = 128,
|
|
F_FPT = 256,
|
|
|
|
// Format specification size prefixes
|
|
F_HALFHALF = 0x1000, // hh
|
|
F_HALF = 0x2000, // h
|
|
F_LONG = 0x3000, // l
|
|
F_LONGLONG = 0x4000, // ll or I64
|
|
F_BIGI = 0x5000, // I
|
|
F_PTRDIFF = 0x6000, // t
|
|
F_SIZE = 0x7000, // z
|
|
};
|
|
typedef int (*OutputFunc)(void *data, const char *str, int len);
|
|
|
|
int VWorker (OutputFunc output, void *outputData, const char *fmt, va_list arglist);
|
|
int Worker (OutputFunc output, void *outputData, const char *fmt, ...);
|
|
};
|
|
|
|
#undef PRINTFISH
|
|
|
|
// FName inline implementations that take FString parameters
|
|
|
|
inline FName::FName(const FString &text) { Index = NameData.FindName (text, text.Len(), false); }
|
|
inline FName::FName(const FString &text, bool noCreate) { Index = NameData.FindName (text, text.Len(), noCreate); }
|
|
inline FName &FName::operator = (const FString &text) { Index = NameData.FindName (text, text.Len(), false); return *this; }
|
|
inline FName &FNameNoInit::operator = (const FString &text) { Index = NameData.FindName (text, text.Len(), false); return *this; }
|
|
|
|
|
|
#endif
|