forked from bartvdbraak/blender
219 lines
9.0 KiB
C++
219 lines
9.0 KiB
C++
/**
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* $Id$
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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/**
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* $Id$
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* Copyright (C) 2001 NaN Technologies B.V.
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* This file was formerly known as: GEN_StdString.h.
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* @date April, 25, 2001
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*/
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#ifndef _STR_String_H_
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#define _STR_String_H_
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#ifndef STR_NO_ASSERTD
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#undef assertd
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#define assertd(exp) ((void)NULL)
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#endif
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#include <vector>
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#include <limits.h>
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#include <cstring>
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#include <cstdlib>
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using namespace std;
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#ifdef WITH_CXX_GUARDEDALLOC
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#include "MEM_guardedalloc.h"
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#endif
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#ifdef _WIN32
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#define stricmp _stricmp
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#endif
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class STR_String;
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typedef unsigned long dword;
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typedef const STR_String& rcSTR_String;
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typedef unsigned char byte;
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/**
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* Smart String Value class. Is used by parser when an expression tree is build containing string.
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*/
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class STR_String
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{
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public:
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// Initialization
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STR_String();
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STR_String(char c);
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STR_String(char c, int len);
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STR_String(const char *str);
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STR_String(const char *str, int len);
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STR_String(const STR_String &str);
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STR_String(const STR_String & str, int len);
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STR_String(const char *src1, int src1_len, const char *src2, int src2_len);
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explicit STR_String(int val);
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explicit STR_String(dword val);
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explicit STR_String(float val);
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explicit STR_String(double val);
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inline ~STR_String() { delete[] pData; }
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// Operations
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STR_String& Format(const char *fmt, ...); // Set formatted text to string
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STR_String& FormatAdd(const char *fmt, ...); // Add formatted text to string
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inline void Clear() { Len = pData[0] = 0; }
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inline const STR_String & Reverse()
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{
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for (int i1=0, i2=Len-1; i1<i2; i1++, i2--)
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swap(pData[i1], pData[i2]); return *this;
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}
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// Properties
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bool IsUpper() const;
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bool IsLower() const;
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inline bool IsEmpty() const { return Len==0; }
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inline int Length() const { return Len; }
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// Data access
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inline STR_String& SetLength(int len) { AllocBuffer(len, true); Len=len; pData[len]=0; return *this; }
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inline char GetAt(int pos) const { assertd(pos<Len); return pData[pos]; }
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inline void SetAt(int pos, char c) { assertd(pos<Len); pData[pos]=c; }
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inline void SetAt(int pos, rcSTR_String str);
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inline void SetAt(int pos, int num, rcSTR_String str);
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void Replace(int pos, rcSTR_String str);
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void Replace(int pos, int num, rcSTR_String str);
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// Substrings
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inline STR_String Left(int num) const { num = (num < Len ? num:Len ); return STR_String(pData, num); }
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inline STR_String Right(int num) const { num = (num < Len ? num:Len ); return STR_String(pData+Len-num, num); }
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inline STR_String Mid(int pos, int num = INT_MAX) const { pos = (pos < Len ? pos:Len ); num = (num < (Len - pos) ? num : (Len - pos)); return STR_String(pData+pos, num); }
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// Comparison
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int Compare(rcSTR_String rhs) const;
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int CompareNoCase(rcSTR_String rhs) const;
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inline bool IsEqual(rcSTR_String rhs) const { return (Compare(rhs)==0); }
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inline bool IsEqualNoCase(rcSTR_String rhs) const { return (CompareNoCase(rhs)==0); }
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// Search/replace
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int Find(char c, int pos = 0) const;
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int Find(const char *str, int pos = 0) const;
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int Find(rcSTR_String str, int pos = 0) const;
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int RFind(char c) const;
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int FindOneOf(const char *set, int pos = 0) const;
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int RFindOneOf(const char *set, int pos = 0) const;
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vector<STR_String> Explode(char c) const;
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// Formatting
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STR_String& Upper();
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STR_String& Lower();
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STR_String& Capitalize();
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STR_String& TrimLeft();
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STR_String& TrimLeft(char *set);
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STR_String& TrimRight();
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STR_String& TrimRight(char *set);
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STR_String& Trim();
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STR_String& Trim(char *set);
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STR_String& TrimQuotes();
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// Conversions
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// inline operator char*() { return pData; }
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inline operator const char *() const { return pData; }
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inline char *Ptr() { return pData; }
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inline const char *ReadPtr() const { return pData; }
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inline float ToFloat() const { float x=(float)(atof(pData)); return x; }
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inline int ToInt() const { return atoi(pData); }
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// Operators
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inline rcSTR_String operator=(const byte *rhs) { return Copy((const char *)rhs, strlen((const char *)rhs)); }
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inline rcSTR_String operator=(rcSTR_String rhs) { return Copy(rhs.ReadPtr(), rhs.Length()); }
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inline rcSTR_String operator=(char rhs) { return Copy(&rhs, 1); }
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inline rcSTR_String operator=(const char *rhs) { return Copy(rhs, strlen(rhs)); }
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inline rcSTR_String operator+=(const char *rhs) { return Concat(rhs, strlen(rhs)); }
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inline rcSTR_String operator+=(rcSTR_String rhs) { return Concat(rhs.ReadPtr(), rhs.Length()); }
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inline rcSTR_String operator+=(char rhs) { return Concat(&rhs, 1); }
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inline friend bool operator<(rcSTR_String lhs, rcSTR_String rhs) { return (strcmp(lhs, rhs)<0); }
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inline friend bool operator<(rcSTR_String lhs, const char *rhs) { return (strcmp(lhs, rhs)<0); };
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inline friend bool operator<(const char *lhs, rcSTR_String rhs) { return (strcmp(lhs, rhs)<0); }
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inline friend bool operator>(rcSTR_String lhs, rcSTR_String rhs) { return (strcmp(lhs, rhs)>0); }
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inline friend bool operator>(rcSTR_String lhs, const char *rhs) { return (strcmp(lhs, rhs)>0); }
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inline friend bool operator>(const char *lhs, rcSTR_String rhs) { return (strcmp(lhs, rhs)>0); }
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inline friend bool operator<=(rcSTR_String lhs, rcSTR_String rhs) { return (strcmp(lhs, rhs)<=0); }
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inline friend bool operator<=(rcSTR_String lhs, const char *rhs) { return (strcmp(lhs, rhs)<=0); }
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inline friend bool operator<=(const char *lhs, rcSTR_String rhs) { return (strcmp(lhs, rhs)<=0); }
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inline friend bool operator>=(rcSTR_String lhs, rcSTR_String rhs) { return (strcmp(lhs, rhs)>=0); }
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inline friend bool operator>=(rcSTR_String lhs, const char *rhs) { return (strcmp(lhs, rhs)>=0); }
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inline friend bool operator>=(const char *lhs, rcSTR_String rhs) { return (strcmp(lhs, rhs)>=0); }
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inline friend bool operator==(rcSTR_String lhs, rcSTR_String rhs) { return ((lhs.Length() == rhs.Length()) && (memcmp(lhs, rhs, lhs.Length())==0)); }
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inline friend bool operator==(rcSTR_String lhs, const char *rhs) { return (memcmp(lhs, rhs, lhs.Length()+1)==0); }
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inline friend bool operator==(const char *lhs, rcSTR_String rhs) { return (memcmp(lhs, rhs, rhs.Length()+1)==0); }
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inline friend bool operator!=(rcSTR_String lhs, rcSTR_String rhs) { return ((lhs.Length() != rhs.Length()) || (memcmp(lhs, rhs, lhs.Length())!=0)); }
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inline friend bool operator!=(rcSTR_String lhs, const char *rhs) { return (memcmp(lhs, rhs, lhs.Length()+1)!=0); }
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inline friend bool operator!=(const char *lhs, rcSTR_String rhs) { return (memcmp(lhs, rhs, rhs.Length()+1)!=0); }
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// serializing
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//int Serialize(pCStream stream);
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protected:
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// Implementation
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void AllocBuffer(int len, bool keep_contents);
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rcSTR_String Copy(const char *src, int len);
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rcSTR_String Concat(const char *data, int len);
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static bool isLower(char c) { return !isUpper(c); }
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static bool isUpper(char c) { return (c>='A') && (c <= 'Z'); }
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static bool isSpace(char c) { return (c==' ') || (c=='\t'); }
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char *pData; // -> STR_String data
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int Len; // Data length
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int Max; // Space in data buffer
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#ifdef WITH_CXX_GUARDEDALLOC
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public:
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void *operator new( unsigned int num_bytes) { return MEM_mallocN(num_bytes, "CXX:STR_String"); }
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void operator delete( void *mem ) { MEM_freeN(mem); }
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#endif
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};
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inline STR_String operator+(rcSTR_String lhs, rcSTR_String rhs) { return STR_String(lhs.ReadPtr(), lhs.Length(), rhs.ReadPtr(), rhs.Length()); }
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inline STR_String operator+(rcSTR_String lhs, char rhs) { return STR_String(lhs.ReadPtr(), lhs.Length(), &rhs, 1); }
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inline STR_String operator+(char lhs, rcSTR_String rhs) { return STR_String(&lhs, 1, rhs.ReadPtr(), rhs.Length()); }
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inline STR_String operator+(rcSTR_String lhs, const char *rhs) { return STR_String(lhs.ReadPtr(), lhs.Length(), rhs, strlen(rhs)); }
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inline STR_String operator+(const char *lhs, rcSTR_String rhs) { return STR_String(lhs, strlen(lhs), rhs.ReadPtr(), rhs.Length()); }
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#endif //_STR_String_H_
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