-// $Header: /cvs/public/gdcm/src/gdcmUtil.cxx,v 1.22 2003/09/24 13:25:21 jpr Exp $
-
-//This is needed when compiling in debug mode
-#ifdef _MSC_VER
-// 'identifier' : class 'type' needs to have dll-interface to be used by
-// clients of class 'type2'
-#pragma warning ( disable : 4251 )
-// 'identifier' : identifier was truncated to 'number' characters in the
-// debug information
-#pragma warning ( disable : 4786 )
-#endif //_MSC_VER
-
-#include <stdio.h>
-#include <ctype.h> // For isspace
-#include <string.h>
-#include "gdcmUtil.h"
-
-// Library globals.
-gdcmDebug dbg;
-
-gdcmDebug::gdcmDebug(int level) {
- DebugLevel = level;
-}
-
-void gdcmDebug::Verbose(int Level, const char * Msg1, const char * Msg2) {
- if (Level > DebugLevel)
- return ;
- std::cerr << Msg1 << ' ' << Msg2 << std::endl;
-}
-
-void gdcmDebug::Assert(int Level, bool Test,
- const char * Msg1, const char * Msg2) {
- if (Level > DebugLevel)
- return ;
- if (!Test)
- std::cerr << Msg1 << ' ' << Msg2 << std::endl;
-}
-
-void gdcmDebug::Error( bool Test, const char * Msg1, const char * Msg2) {
- if (!Test)
- return;
- std::cerr << Msg1 << ' ' << Msg2 << std::endl;
- Exit(1);
-}
-
-void gdcmDebug::Error(const char* Msg1, const char* Msg2,
- const char* Msg3) {
- std::cerr << Msg1 << ' ' << Msg2 << ' ' << Msg3 << std::endl;
- Exit(1);
-}
-
-void gdcmDebug::Exit(int a) {
-#ifdef __GNUC__
- std::exit(a);
-#endif
-#ifdef _MSC_VER
- exit(a); // Found in #include <stdlib.h>
-#endif
-}
-
-///////////////////////////////////////////////////////////////////////////
-gdcmVR * gdcmGlobal::VR = (gdcmVR*)0;
-gdcmTS * gdcmGlobal::TS = (gdcmTS*)0;
-gdcmDictSet * gdcmGlobal::Dicts = (gdcmDictSet*)0;
-gdcmGlobal gdcmGlob;
-
-gdcmGlobal::gdcmGlobal(void) {
- if (VR || TS || Dicts)
- dbg.Verbose(0, "gdcmGlobal::gdcmGlobal : VR or TS or Dicts already allocated");
- VR = new gdcmVR();
- TS = new gdcmTS();
- Dicts = new gdcmDictSet();
-}
-
-gdcmGlobal::~gdcmGlobal() {
- delete VR;
- delete TS;
- delete Dicts;
-}
-
-gdcmVR * gdcmGlobal::GetVR(void) {
- return VR;
-}
-
-gdcmTS * gdcmGlobal::GetTS(void) {
- return TS;
-}
-gdcmDictSet * gdcmGlobal::GetDicts(void) {
- return Dicts;
-}
-
-///////////////////////////////////////////////////////////////////////////
-// Because is not yet available in g++2.96
-std::istream& eatwhite(std::istream& is) {
- char c;
- while (is.get(c)) {
- if (!isspace(c)) {
- is.putback(c);
- break;
- }
- }
- return is;
-}
-
-///////////////////////////////////////////////////////////////////////////
-// Because is not available in C++ (?)
+/*=========================================================================
+
+ Program: gdcm
+ Module: $RCSfile: gdcmUtil.cxx,v $
+ Language: C++
+ Date: $Date: 2004/10/28 22:21:57 $
+ Version: $Revision: 1.57 $
+
+ Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
+ l'Image). All rights reserved. See Doc/License.txt or
+ http://www.creatis.insa-lyon.fr/Public/Gdcm/License.html for details.
+
+ This software is distributed WITHOUT ANY WARRANTY; without even
+ the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ PURPOSE. See the above copyright notices for more information.
+
+=========================================================================*/
-void Tokenize (const std::string& str,
- std::vector<std::string>& tokens,
- const std::string& delimiters) {
+#include "gdcmUtil.h"
+#include "gdcmDebug.h"
+
+#include <stdarg.h> //only included in implementation file
+#include <stdio.h> //only included in implementation file
+
+namespace gdcm
+{
+
+/**
+ * \ingroup Globals
+ * \brief Provide a better 'c++' approach for sprintf
+ * For example c code is:
+ * sprintf(trash, "%04x|%04x", group , element);
+ *
+ * c++ is
+ * std::ostringstream buf;
+ * buf << std::right << std::setw(4) << std::setfill('0') << std::hex
+ * << group << "|" << std::right << std::setw(4) << std::setfill('0')
+ * << std::hex << element;
+ * buf.str();
+ */
+
+std::string Util::Format(const char* format, ...)
+{
+ char buffer[2048];
+ va_list args;
+ va_start(args, format);
+ vsprintf(buffer, format, args); //might be a security flaw
+ return buffer;
+}
+
+
+/**
+ * \ingroup Globals
+ * \brief Because not available in C++ (?)
+ */
+void Util::Tokenize (const std::string& str,
+ std::vector<std::string>& tokens,
+ const std::string& delimiters)
+{
std::string::size_type lastPos = str.find_first_not_of(delimiters,0);
std::string::size_type pos = str.find_first_of (delimiters,lastPos);
- while (std::tring::npos != pos || std::string::npos != lastPos) {
+ while (std::string::npos != pos || std::string::npos != lastPos)
+ {
tokens.push_back(str.substr(lastPos, pos - lastPos));
lastPos = str.find_first_not_of(delimiters, pos);
pos = str.find_first_of (delimiters, lastPos);
}
}
+/**
+ * \ingroup Globals
+ * \brief Because not available in C++ (?)
+ * Counts the number of occurences of a substring within a string
+ */
+
+int Util::CountSubstring (const std::string& str,
+ const std::string& subStr)
+{
+ int count = 0; // counts how many times it appears
+ unsigned int x = 0; // The index position in the string
+
+ do
+ {
+ x = str.find(subStr,x); // Find the substring
+ if (x != std::string::npos) // If present
+ {
+ count++; // increase the count
+ x += subStr.length(); // Skip this word
+ }
+ }
+ while (x != std::string::npos); // Carry on until not present
+
+ return count;
+}
+
+/**
+ * \ingroup Globals
+ * \brief Weed out a string from the non-printable characters (in order
+ * to avoid corrupting the terminal of invocation when printing)
+ * @param s string to remove non printable characters from
+ */
+std::string Util::CreateCleanString(std::string const & s)
+{
+ std::string str = s;
+
+ for(unsigned int i=0;i<str.size();i++)
+ {
+ if(!isprint(str[i]))
+ {
+ str[i]='.';
+ }
+ }
-///////////////////////////////////////////////////////////////////////////
-// to prevent a flashing screen when non-printable character
-
-char * _cleanString(char *v) {
- char *d;
- int i, l;
- l = strlen(v);
- for (i=0,d=v;
- i<l ;
- i++,d++) {
- if (!isprint(*d))
- *d = '.';
- }
- return v;
-}
-
-
-///////////////////////////////////////////////////////////////////////////
-// to prevent a flashing screen when non-printable character
-
-std::string _CreateCleanString(std::string s) {
-/* char *d, *di, *v;
- int i, l;
- v=(char*)s.c_str();
- l = strlen(v);
- d = di = strdup(v);
- for (i=0;
- i<l ;
- i++,di++,v++) {
- if (!isprint(*v))
- *di = '.';
- }
- return d;*/
- string str=s;
- for(int i=0;i<str.size();i++)
- {
- if(!isprint(str[i]))
- str[i]='.';
- }
-
- return(str);
-}
-
-///////////////////////////////////////////////////////////////////////////
-//
-// because it may not be associated to a dictionary ...
-
-std::string TranslateToKey(guint16 group, guint16 element) {
- char trash[10];
- string key;
- // CLEAN ME: better call the iostream<< with the hex manipulator on.
- // This requires some reading of the stdlibC++ sources to make the
- // proper call (or copy).
- sprintf(trash, "%04x|%04x", group , element);
- key = trash; // Convertion through assignement
- return key;
-}
+ if(str.size()>0)
+ {
+ if(!isprint(s[str.size()-1]))
+ {
+ if(s[str.size()-1]==0)
+ {
+ str[str.size()-1]=' ';
+ }
+ }
+ }
+ return str;
+}
+
+/**
+ * \ingroup Globals
+ * \brief Add a SEPARATOR to the end of the name is necessary
+ * @param name file/directory name to normalize
+ */
+std::string Util::NormalizePath(std::string const & pathname)
+{
+ const char SEPARATOR_X = '/';
+ const char SEPARATOR_WIN = '\\';
+ const std::string SEPARATOR = "/";
+ std::string name = pathname;
+ int size = name.size();
+
+ if( name[size-1] != SEPARATOR_X && name[size-1] != SEPARATOR_WIN )
+ {
+ name += SEPARATOR;
+ }
+ return name;
+}
+
+/**
+ * \ingroup Globals
+ * \brief Get the (directory) path from a full path file name
+ * @param fullName file/directory name to extract Path from
+ */
+std::string Util::GetPath(std::string const & fullName)
+{
+ std::string res = fullName;
+ int pos1 = res.rfind("/");
+ int pos2 = res.rfind("\\");
+ if( pos1 > pos2)
+ {
+ res.resize(pos1);
+ }
+ else
+ {
+ res.resize(pos2);
+ }
+ return res;
+}
+
+/**
+ * \ingroup Globals
+ * \brief Get the (last) name of a full path file name
+ * @param fullName file/directory name to extract end name from
+ */
+std::string Util::GetName(std::string const & fullName)
+{
+ std::string filename = fullName;
+
+ std::string::size_type slash_pos = filename.rfind("/");
+ std::string::size_type backslash_pos = filename.rfind("\\");
+ slash_pos = slash_pos > backslash_pos ? slash_pos : backslash_pos;
+ if(slash_pos != std::string::npos)
+ {
+ return filename.substr(slash_pos + 1);
+ }
+ else
+ {
+ return filename;
+ }
+}
+
+
+template <class T>
+std::ostream& binary_write(std::ostream& os, const T& val)
+{
+ return os.write(reinterpret_cast<const char*>(&val), sizeof val);
+}
+
+std::ostream& binary_write(std::ostream& os, const uint16_t& val)
+{
+#ifdef GDCM_WORDS_BIGENDIAN
+ uint16_t *swap;
+ swap = (((*val>>8)&0xff) | ((*val&0xff)<<8));
+ return os.write(reinterpret_cast<const char*>(swap), 2);
+#else
+ return os.write(reinterpret_cast<const char*>(&val), 2);
+#endif //GDCM_WORDS_BIGENDIAN
+}
+
+std::ostream& binary_write(std::ostream& os, const uint32_t& val)
+{
+#ifdef GDCM_WORDS_BIGENDIAN
+ uint32_t *swap;
+ swap = ( ((val<<24) & 0xff000000) | ((val<<8) & 0x00ff0000) |
+ ((val>>8) & 0x0000ff00) | ((val>>24) & 0x000000ff) );
+ return os.write(reinterpret_cast<const char*>(swap), 4);
+#else
+ return os.write(reinterpret_cast<const char*>(&val), 4);
+#endif //GDCM_WORDS_BIGENDIAN
+}
+
+//template <>
+std::ostream& binary_write(std::ostream& os, const char* val)
+{
+ return os.write(val, strlen(val));
+}
+
+
+} // end namespace gdcm