/
Tools.cpp
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/
Tools.cpp
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/***************************************************************************
* Copyright (c) 2009 Werner Mayer <wmayer[at]users.sourceforge.net> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library 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 Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#include "PreCompiled.h"
#ifndef _PreComp_
# include <sstream>
# include <locale>
# include <iostream>
#endif
# include <QTime>
#include "PyExport.h"
#include "Interpreter.h"
#include "Tools.h"
namespace Base {
struct string_comp : public std::binary_function<std::string,
std::string, bool>
{
// s1 and s2 must be numbers represented as string
bool operator()(const std::string& s1, const std::string& s2)
{
if (s1.size() < s2.size())
return true;
else if (s1.size() > s2.size())
return false;
else
return s1 < s2;
}
static std::string increment(const std::string& s)
{
std::string n = s;
int addcarry=1;
for (std::string::reverse_iterator it = n.rbegin(); it != n.rend(); ++it) {
if (addcarry == 0)
break;
int d = *it - 48;
d = d + addcarry;
*it = ((d%10) + 48);
addcarry = d / 10;
}
if (addcarry > 0) {
std::string b;
b.resize(1);
b[0] = addcarry + 48;
n = b + n;
}
return n;
}
};
}
std::string Base::Tools::getUniqueName(const std::string& name, const std::vector<std::string>& names, int d)
{
// find highest suffix
std::string num_suffix;
for (std::vector<std::string>::const_iterator it = names.begin(); it != names.end(); ++it) {
if (it->substr(0, name.length()) == name) { // same prefix
std::string suffix(it->substr(name.length()));
if (suffix.size() > 0) {
std::string::size_type pos = suffix.find_first_not_of("0123456789");
if (pos==std::string::npos)
num_suffix = std::max<std::string>(num_suffix, suffix, Base::string_comp());
}
}
}
std::stringstream str;
str << name;
if (d > 0) {
str.fill('0');
str.width(d);
}
str << Base::string_comp::increment(num_suffix);
return str.str();
}
std::string Base::Tools::addNumber(const std::string& name, unsigned int num, int d)
{
std::stringstream str;
str << name;
if (d > 0) {
str.fill('0');
str.width(d);
}
str << num;
return str.str();
}
std::string Base::Tools::getIdentifier(const std::string& name)
{
// check for first character whether it's a digit
std::string CleanName = name;
if (!CleanName.empty() && CleanName[0] >= 48 && CleanName[0] <= 57)
CleanName[0] = '_';
// strip illegal chars
for (std::string::iterator it = CleanName.begin(); it != CleanName.end(); ++it) {
if (!((*it>=48 && *it<=57) || // number
(*it>=65 && *it<=90) || // uppercase letter
(*it>=97 && *it<=122))) // lowercase letter
*it = '_'; // it's neither number nor letter
}
return CleanName;
}
std::wstring Base::Tools::widen(const std::string& str)
{
std::wostringstream wstm;
const std::ctype<wchar_t>& ctfacet = std::use_facet< std::ctype<wchar_t> >(wstm.getloc());
for (size_t i=0; i<str.size(); ++i)
wstm << ctfacet.widen(str[i]);
return wstm.str();
}
std::string Base::Tools::narrow(const std::wstring& str)
{
std::ostringstream stm;
const std::ctype<char>& ctfacet = std::use_facet< std::ctype<char> >(stm.getloc());
for (size_t i=0; i<str.size(); ++i)
stm << ctfacet.narrow(str[i], 0);
return stm.str();
}
std::string Base::Tools::escapedUnicodeFromUtf8(const char *s)
{
Base::PyGILStateLocker lock;
std::string escapedstr;
PyObject* unicode = PyUnicode_FromString(s);
if (!unicode)
return escapedstr;
PyObject* escaped = PyUnicode_AsUnicodeEscapeString(unicode);
if (escaped) {
#if PY_MAJOR_VERSION >= 3
escapedstr = std::string(PyBytes_AsString(escaped));
#else
escapedstr = std::string(PyString_AsString(escaped));
#endif
Py_DECREF(escaped);
}
Py_DECREF(unicode);
return escapedstr;
}
std::string Base::Tools::escapedUnicodeToUtf8(const std::string& s)
{
Base::PyGILStateLocker lock;
std::string string;
PyObject* unicode = PyUnicode_DecodeUnicodeEscape(s.c_str(), s.size(), "strict");
if (!unicode)
return string;
#if PY_MAJOR_VERSION >= 3
if (PyUnicode_Check(unicode)) {
string = PyUnicode_AsUTF8(unicode);
}
#else
if (PyUnicode_Check(unicode)) {
PyObject* value = PyUnicode_AsUTF8String(unicode);
string = PyString_AsString(value);
Py_DECREF(value);
}
else if (PyString_Check(unicode)) {
string = PyString_AsString(unicode);
}
#endif
Py_DECREF(unicode);
return string;
}
// ----------------------------------------------------------------------------
using namespace Base;
struct StopWatch::Private
{
QTime t;
};
StopWatch::StopWatch() : d(new Private)
{
}
StopWatch::~StopWatch()
{
delete d;
}
void StopWatch::start()
{
d->t.start();
}
int StopWatch::restart()
{
return d->t.restart();
}
int StopWatch::elapsed()
{
return d->t.elapsed();
}
std::string StopWatch::toString(int ms) const
{
int total = ms;
int msec = total % 1000;
total = total / 1000;
int secs = total % 60;
total = total / 60;
int mins = total % 60;
int hour = total / 60;
std::stringstream str;
str << "Needed time: ";
if (hour > 0)
str << hour << "h " << mins << "m " << secs << "s";
else if (mins > 0)
str << mins << "m " << secs << "s";
else if (secs > 0)
str << secs << "s";
else
str << msec << "ms";
return str.str();
}