100 lines
3.0 KiB
C++
100 lines
3.0 KiB
C++
/* -*-c++-*- OpenSceneGraph - Copyright (C) 2008 Robert Osfield
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*
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* This library is open source and may be redistributed and/or modified under
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* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
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* (at your option) any later version. The full license is in LICENSE file
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* included with this distribution, and on the openscenegraph.org website.
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*
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* This library 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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* OpenSceneGraph Public License for more details.
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*/
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#include <osgDB/ConvertUTF>
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#include <osg/Notify>
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#include <string.h>
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#include <wchar.h>
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#if defined(WIN32) && !defined(__CYGWIN__)
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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#endif
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namespace osgDB
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{
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std::string convertUTF16toUTF8(const std::wstring& s){return convertUTF16toUTF8(s.c_str(), s.length());}
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std::string convertUTF16toUTF8(const wchar_t* s){return convertUTF16toUTF8(s, wcslen(s));}
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std::wstring convertUTF8toUTF16(const std::string& s){return convertUTF8toUTF16(s.c_str(), s.length());}
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std::wstring convertUTF8toUTF16(const char* s){return convertUTF8toUTF16(s, strlen(s));}
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std::string convertUTF16toUTF8(const wchar_t* source, unsigned sourceLength)
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{
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#if defined(WIN32) && !defined(__CYGWIN__)
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if (sourceLength == 0)
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{
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return std::string();
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}
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int destLen = WideCharToMultiByte(CP_UTF8, 0, source, sourceLength, 0, 0, 0, 0);
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if (destLen <= 0)
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{
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osg::notify(osg::WARN) << "Cannot convert UTF-16 string to UTF-8." << std::endl;
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return std::string();
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}
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std::string sDest(destLen, '\0');
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destLen = WideCharToMultiByte(CP_UTF8, 0, source, sourceLength, &sDest[0], destLen, 0, 0);
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if (destLen <= 0)
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{
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osg::notify(osg::WARN) << "Cannot convert UTF-16 string to UTF-8." << std::endl;
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return std::string();
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}
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return sDest;
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#else
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//TODO: Implement for other platforms
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osg::notify(osg::WARN) << "ConvertUTF16toUTF8 not implemented." << std::endl;
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return std::string();
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#endif
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}
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std::wstring convertUTF8toUTF16(const char* source, unsigned sourceLength)
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{
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#if defined(WIN32) && !defined(__CYGWIN__)
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if (sourceLength == 0)
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{
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return std::wstring();
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}
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int destLen = MultiByteToWideChar(CP_UTF8, 0, source, sourceLength, 0, 0);
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if (destLen <= 0)
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{
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osg::notify(osg::WARN) << "Cannot convert UTF-8 string to UTF-16." << std::endl;
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return std::wstring();
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}
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std::wstring sDest(destLen, L'\0');
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destLen = MultiByteToWideChar(CP_UTF8, 0, source, sourceLength, &sDest[0], destLen);
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if (destLen <= 0)
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{
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osg::notify(osg::WARN) << "Cannot convert UTF-8 string to UTF-16." << std::endl;
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return std::wstring();
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}
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return sDest;
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#else
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//TODO: Implement for other platforms
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osg::notify(osg::WARN) << "ConvertUTF8toUTF16 not implemented." << std::endl;
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return std::wstring();
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#endif
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}
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}
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