diff options
Diffstat (limited to 'intern/string/intern/STR_String.cpp')
| -rw-r--r-- | intern/string/intern/STR_String.cpp | 743 |
1 files changed, 743 insertions, 0 deletions
diff --git a/intern/string/intern/STR_String.cpp b/intern/string/intern/STR_String.cpp new file mode 100644 index 00000000000..074bdc7acea --- /dev/null +++ b/intern/string/intern/STR_String.cpp @@ -0,0 +1,743 @@ +/** + * $Id$ + * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ + +/** + + * $Id$ + * Copyright (C) 2001 NaN Technologies B.V. + * This file was formerly known as: GEN_StdString.cpp. + * @date April, 25, 2001 + */ + +#include <stdio.h> +#include <stdarg.h> +#include "STR_String.h" + +/*------------------------------------------------------------------------------------------------- + Construction / destruction +-------------------------------------------------------------------------------------------------*/ + + + +// +// Construct an empty string +// +STR_String::STR_String() : + pData(new char [32]), + Len(0), + Max(32) +{ + pData[0] = 0; +} + + + +// +// Construct a string of one character +// +STR_String::STR_String(char c) : + pData(new char [9]), + Len(1), + Max(9) +{ + pData[0] = c; + pData[1] = 0; +} + + + +// +// Construct a string of multiple repeating characters +// +STR_String::STR_String(char c, int len) : + pData(new char [len+8]), + Len(len), + Max(len+8) +{ + assertd(pData != NULL); + memset(pData, c, len); + pData[len] = 0; +} + + + +// +// Construct a string from a pointer-to-ASCIIZ-string +// +// MAART: Changed to test for null strings +STR_String::STR_String(const char *str) +{ + if (str) { + Len = ::strlen(str); + Max = Len + 8; + pData = new char [Max]; + assertd(pData != NULL); + ::memcpy(pData, str, Len); + pData[Len] = 0; + } + else { + pData = 0; + Len = 0; + Max = 8; + } +} + + + +// +// Construct a string from a pointer-to-ASCII-string and a length +// +STR_String::STR_String(const char *str, int len) : + pData(new char [len+8]), + Len(len), + Max(len+8) +{ + assertd(pData != NULL); + memcpy(pData, str, len); + pData[len] = 0; +} + + + +// +// Construct a string from another string +// +STR_String::STR_String(rcSTR_String str) : + pData(new char [str.Length()+8]), + Len(str.Length()), + Max(str.Length()+8) +{ + assertd(pData != NULL); + assertd(str.pData != NULL); + memcpy(pData, str.pData, str.Length()); + pData[str.Length()] = 0; +} + + + +// +// Construct a string from the first number of characters in another string +// +STR_String::STR_String(rcSTR_String str, int len) : + pData(new char [len+8]), + Len(len), + Max(len+8) +{ + assertd(pData != NULL); + assertd(str.pData != NULL); + memcpy(pData, str.pData, str.Length()); + pData[str.Length()] = 0; +} + + + +// +// Create a string by concatenating two sources +// +STR_String::STR_String(const char *src1, int len1, const char *src2, int len2) : + pData(new char [len1+len2+8]), + Len(len1+len2), + Max(len1+len2+8) +{ + assertd(pData != NULL); + memcpy(pData, src1, len1); + memcpy(pData+len1, src2, len2); + pData[len1+len2] = 0; +} + + + +// +// Create a string with an integer value +// +STR_String::STR_String(int val) : + pData(new char [32]), + Max(32) +{ + assertd(pData != NULL); + Len=sprintf(pData, "%d", val); +} + + + + +// +// Create a string with a dword value +// +STR_String::STR_String(dword val) : + pData(new char [32]), + Max(32) +{ + assertd(pData != NULL); + Len=sprintf(pData, "%lu", val); +} + + + +// +// Create a string with a floating point value +// +STR_String::STR_String(float val) : + pData(new char [32]), + Max(32) +{ + assertd(pData != NULL); + Len=sprintf(pData, "%g", val); +} + + + +// +// Create a string with a double value +// +STR_String::STR_String(double val) : + pData(new char [32]), + Max(32) +{ + assertd(pData != NULL); + Len=sprintf(pData, "%g", val); +} + + + +/*------------------------------------------------------------------------------------------------- + Buffer management +-------------------------------------------------------------------------------------------------*/ + + + +// +// Make sure that the allocated buffer is at least <len> in size +// +void STR_String::AllocBuffer(int len, bool keep_contents) +{ + // Check if we have enough space + if (len+1 <= Max) return; + + // Reallocate string + char *new_data = new char [len+8]; + if (keep_contents) memcpy(new_data, pData, Len); + delete[] pData; + + // Accept new data + Max = len+8; + pData = new_data; + assertd(pData != NULL); +} + + + +/*------------------------------------------------------------------------------------------------- + Basic string operations +-------------------------------------------------------------------------------------------------*/ + + + +// +// Format string (as does sprintf) +// +STR_String& STR_String::Format(const char *fmt, ...) +{ + AllocBuffer(2048, false); + + assertd(pData != NULL); + // Expand arguments and format to string + va_list args; + va_start(args, fmt); + Len = vsprintf(pData, fmt, args); + assertd(Len <= 2048); + va_end(args); + + return *this; +} + + + +// +// Format string (as does sprintf) +// +STR_String& STR_String::FormatAdd(const char *fmt, ...) +{ + AllocBuffer(2048, false); + + assertd(pData != NULL); + // Expand arguments and format to string + va_list args; + va_start(args, fmt); + Len += vsprintf(pData+Len, fmt, args); + assertd(Len <= 2048); + va_end(args); + + return *this; +} + + + +/*------------------------------------------------------------------------------------------------- + Properties +-------------------------------------------------------------------------------------------------*/ + + + +// +// Check if string is entirely in UPPERCase +// +bool STR_String::IsUpper() const +{ + for (int i=0; i<Len; i++) + if (isLower(pData[i])) + return false; + + return true; +} + + + +// +// Check if string is entirely in lowerCase +// +bool STR_String::IsLower() const +{ + for (int i=0; i<Len; i++) + if (isUpper(pData[i])) + return false; + + return true; +} + + + +/*------------------------------------------------------------------------------------------------- + Search/Replace +-------------------------------------------------------------------------------------------------*/ + + + +// +// Find the first orccurence of <c> in the string +// +int STR_String::Find(char c, int pos) const +{ + assertd(pos >= 0); + assertd(Len==0 || pos<Len); + assertd(pData != NULL); + char *find_pos = strchr(pData+pos, c); + return (find_pos) ? (find_pos-pData) : -1; +} + + + +// +// Find the first occurence of <str> in the string +// +int STR_String::Find(const char *str, int pos) const +{ + assertd(pos >= 0); + assertd(Len==0 || pos<Len); + assertd(pData != NULL); + char *find_pos = strstr(pData+pos, str); + return (find_pos) ? (find_pos-pData) : -1; +} + + + +// +// Find the first occurence of <str> in the string +// +int STR_String::Find(rcSTR_String str, int pos) const +{ + assertd(pos >= 0); + assertd(Len==0 || pos<Len); + assertd(pData != NULL); + char *find_pos = strstr(pData+pos, str.ReadPtr()); + return (find_pos) ? (find_pos-pData) : -1; +} + + + +// +// Find the last occurence of <c> in the string +// +int STR_String::RFind(char c) const +{ + assertd(pData != NULL); + char *pos = strrchr(pData, c); + return (pos) ? (pos-pData) : -1; +} + + + +// +// Find the first occurence of any character in character set <set> in the string +// +int STR_String::FindOneOf(const char *set, int pos) const +{ + assertd(pos >= 0); + assertd(Len==0 || pos<Len); + assertd(pData != NULL); + char *find_pos = strpbrk(pData+pos, set); + return (find_pos) ? (find_pos-pData) : -1; +} + + + +// +// Replace a character in this string with another string +// +void STR_String::Replace(int pos, rcSTR_String str) +{ + //bounds(pos, 0, Length()-1); + + if (str.Length() < 1) + { + // Remove one character from the string + memcpy(pData+pos, pData+pos+1, Len-pos); + } + else + { + // Insert zero or more characters into the string + AllocBuffer(Len + str.Length() - 1, true); + if (str.Length() != 1) memcpy(pData+pos+str.Length(), pData+pos+1, Length()-pos); + memcpy(pData+pos, str.ReadPtr(), str.Length()); + } + + Len += str.Length()-1; +} + + + +// +// Replace a substring of this string with another string +// +void STR_String::Replace(int pos, int num, rcSTR_String str) +{ + //bounds(pos, 0, Length()-1); + //bounds(pos+num, 0, Length()); + assertd(num >= 1); + + if (str.Length() < num) + { + // Remove some data from the string by replacement + memcpy(pData+pos+str.Length(), pData+pos+num, Len-pos-num+1); + memcpy(pData+pos, str.ReadPtr(), str.Length()); + } + else + { + // Insert zero or more characters into the string + AllocBuffer(Len + str.Length() - num, true); + if (str.Length() != num) memcpy(pData+pos+str.Length(), pData+pos+num, Length()-pos-num+1); + memcpy(pData+pos, str.ReadPtr(), str.Length()); + } + + Len += str.Length()-num; +} + + + +/*------------------------------------------------------------------------------------------------- + Comparison +-------------------------------------------------------------------------------------------------*/ + + + +// +// Compare two strings and return the result, <0 if *this<rhs, >0 if *this>rhs or 0 if *this==rhs +// +int STR_String::Compare(rcSTR_String rhs) const +{ + return strcmp(pData, rhs.pData); +} + + + +// +// Compare two strings without respecting case and return the result, <0 if *this<rhs, >0 if *this>rhs or 0 if *this==rhs +// +int STR_String::CompareNoCase(rcSTR_String rhs) const +{ +#ifdef WIN32 + return stricmp(pData, rhs.pData); +#else + return strcasecmp(pData, rhs.pData); +#endif +} + + + +/*------------------------------------------------------------------------------------------------- + Formatting +-------------------------------------------------------------------------------------------------*/ + + + +// +// Capitalize string, "heLLo" -> "HELLO" +// +STR_String& STR_String::Upper() +{ + assertd(pData != NULL); +#ifdef WIN32 + _strupr(pData); +#else + for (int i=0;i<Len;i++) + pData[i] = (pData[i] >= 'a' && pData[i] <= 'z')?pData[i]+'A'-'a':pData[i]; +#endif + return *this; +} + + + +// +// Lower string, "heLLo" -> "hello" +// +STR_String& STR_String::Lower() +{ + assertd(pData != NULL); +#ifdef WIN32 + _strlwr(pData); +#else + for (int i=0;i<Len;i++) + pData[i] = (pData[i] >= 'A' && pData[i] <= 'Z')?pData[i]+'a'-'A':pData[i]; +#endif + return *this; +} + + + +// +// Capitalize string, "heLLo" -> "Hello" +// +STR_String& STR_String::Capitalize() +{ + assertd(pData != NULL); +#ifdef WIN32 + if (Len>0) pData[0] = toupper(pData[0]); + if (Len>1) _strlwr(pData+1); +#else + if (Len > 0) + pData[0] = (pData[0] >= 'A' && pData[0] <= 'A')?pData[0]+'a'-'A':pData[0]; + for (int i=1;i<Len;i++) + pData[i] = (pData[i] >= 'a' && pData[i] <= 'z')?pData[i]+'A'-'a':pData[i]; +#endif + return *this; +} + + + +// +// Trim whitespace from the left side of the string +// +STR_String& STR_String::TrimLeft() +{ + int skip; + assertd(pData != NULL); + for (skip=0; isSpace(pData[skip]); skip++, Len--); + memmove(pData, pData+skip, Len+1); + return *this; +} + + + +// +// Trim whitespaces from the right side of the string +// +STR_String& STR_String::TrimRight() +{ + assertd(pData != NULL); + while (Len && isSpace(pData[Len-1])) Len--; + pData[Len]=0; + return *this; +} + + + +// +// Trim spaces from both sides of the character set +// +STR_String& STR_String::Trim() +{ + TrimRight(); + TrimLeft(); + return *this; +} + + + +// +// Trim characters from the character set <set> from the left side of the string +// +STR_String& STR_String::TrimLeft(char *set) +{ + int skip; + assertd(pData != NULL); + for (skip=0; Len && strchr(set, pData[skip]); skip++, Len--); + memmove(pData, pData+skip, Len+1); + return *this; +} + + + +// +// Trim characters from the character set <set> from the right side of the string +// +STR_String& STR_String::TrimRight(char *set) +{ + assertd(pData != NULL); + while (Len && strchr(set, pData[Len-1])) Len--; + pData[Len]=0; + return *this; +} + + + +// +// Trim characters from the character set <set> from both sides of the character set +// +STR_String& STR_String::Trim(char *set) +{ + TrimRight(set); + TrimLeft(set); + return *this; +} + + + +// +// Trim quotes from both sides of the string +// +STR_String& STR_String::TrimQuotes() +{ + // Trim quotes if they are on both sides of the string + assertd(pData != NULL); + if ((Len >= 2) && (pData[0] == '\"') && (pData[Len-1] == '\"')) + { + memmove(pData, pData+1, Len-2+1); + Len-=2; + } + return *this; +} + + + +/*------------------------------------------------------------------------------------------------- + Assignment/Concatenation +-------------------------------------------------------------------------------------------------*/ + + + +// +// Set the string's conents to a copy of <src> with length <len> +// +rcSTR_String STR_String::Copy(const char *src, int len) +{ + assertd(len>=0); + assertd(src); + assertd(pData != NULL); + + AllocBuffer(len, false); + Len = len; + memcpy(pData, src, len); + pData[Len] = 0; + + return *this; +} + + + +// +// Concate a number of bytes to the current string +// +rcSTR_String STR_String::Concat(const char *data, int len) +{ + assertd(Len>=0); + assertd(len>=0); + assertd(data); + assertd(pData != NULL); + + AllocBuffer(Len+len, true); + memcpy(pData+Len, data, len); + Len+=len; + pData[Len] = 0; + + return *this; +} + + + + + +vector<STR_String> STR_String::Explode(char c) const +{ + STR_String lcv = *this; + vector<STR_String> uc; + + while (lcv.Length()) + { + int pos = lcv.Find(c); + if (pos < 0) + { + uc.push_back(lcv); + lcv.Clear(); + } else + { + uc.push_back(lcv.Left(pos)); + lcv = lcv.Mid(pos+1); + } + } + + //uc. -= STR_String(""); + + return uc; +} + + +/* + +int STR_String::Serialize(pCStream stream) +{ + if (stream->GetAccess() == CStream::Access_Read) + { + int ln; + stream->Read(&ln, sizeof(ln)); + AllocBuffer(ln, false); + stream->Read(pData, ln); + pData[ln] = '\0'; + Len = ln; + } else + { + stream->Write(&Len, sizeof(Len)); + stream->Write(pData, Len); + } + + return Len + sizeof(Len); +} +*/ + |