-#include <ctype.h> // For isspace
+/*=========================================================================
+
+ Program: gdcm
+ Module: $RCSfile: gdcmUtil.cxx,v $
+ Language: C++
+ Date: $Date: 2004/10/12 04:35:48 $
+ Version: $Revision: 1.54 $
+
+ 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.
+
+=========================================================================*/
+
#include "gdcmUtil.h"
+#include "gdcmDebug.h"
-gdcmDebug::gdcmDebug(int level) {
- DebugLevel = level;
-}
+#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();
+ */
-void gdcmDebug::Verbose(int Level, const char * Msg1, const char * Msg2) {
- if (Level > DebugLevel)
- return ;
- cerr << Msg1 << ' ' << Msg2 << '\n';
+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;
}
-void gdcmDebug::Assert(int Level, bool Test,
- const char * Msg1, const char * Msg2) {
- if (Level > DebugLevel)
- return ;
- if (!Test)
- cerr << Msg1 << ' ' << Msg2 << '\n';
+
+/**
+ * \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::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);
+ }
}
-void gdcmDebug::Error( bool Test, const char * Msg1, const char * Msg2) {
- if (!Test)
- return;
- std::cerr << Msg1 << ' ' << Msg2 << '\n';
- Exit(1);
+/**
+ * \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;
}
-void gdcmDebug::Error(const char* Msg1, const char* Msg2,
- const char* Msg3) {
- std::cerr << Msg1 << ' ' << Msg2 << ' ' << Msg3 << '\n';
- Exit(1);
+/**
+ * \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 s)
+{
+ std::string str = s;
+
+ for(unsigned int i=0;i<str.size();i++)
+ {
+ if(!isprint(str[i]))
+ {
+ str[i]='.';
+ }
+ }
+
+ if(str.size()>0)
+ {
+ if(!isprint(s[str.size()-1]))
+ {
+ if(s[str.size()-1]==0)
+ {
+ str[str.size()-1]=' ';
+ }
+ }
+ }
+
+ return str;
}
-void gdcmDebug::Exit(int a) {
-#ifdef __GNUC__
- std::exit(a);
-#endif
-#ifdef _MSC_VER
- exit(a); // Found in #include <stdlib.h>
-#endif
+/**
+ * \ingroup Globals
+ * \brief Add a SEPARATOR to the end of the name is necessary
+ * @param name file/directory name to normalize
+ */
+void Util::NormalizePath(std::string &name)
+{
+ const char SEPARATOR_X = '/';
+ const char SEPARATOR_WIN = '\\';
+ const std::string SEPARATOR = "/";
+ int size = name.size();
+
+ if((name[size-1]!=SEPARATOR_X)&&(name[size-1]!=SEPARATOR_WIN))
+ {
+ name+=SEPARATOR;
+ }
}
-gdcmDebug dbg;
-
-// Because is not yet available in g++2.06
-istream& eatwhite(istream& is) {
- char c;
- while (is.get(c)) {
- if (!isspace(c)) {
- is.putback(c);
- break;
- }
- }
- return is;
+/**
+ * \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 &fullName)
+{
+ int pos1 = fullName.rfind("/");
+ int pos2 = fullName.rfind("\\");
+ if( pos1 > pos2)
+ {
+ fullName.resize(pos1);
+ }
+ else
+ {
+ fullName.resize(pos2);
+ }
+
+ return fullName;
}
+/**
+ * \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 &fullName)
+{
+ int fin = fullName.length()-1;
+ char a =fullName.c_str()[fin];
+ if (a == '/' || a == '\\')
+ {
+ fin--;
+ }
+ int deb = 0;
+ for (int i=fin;i!=0;i--)
+ {
+ if (fullName.c_str()[i] == '/' || fullName.c_str()[i] == '\\')
+ {
+ break;
+ }
+ deb = i;
+ }
+
+ std::string lastName;
+ for (int j=deb;j<fin+1;j++)
+ {
+ lastName=lastName+fullName.c_str()[j];
+ }
+
+ return lastName;
+}
+
+} // end namespace gdcm
+