00001 /*************************************************************************** 00002 tag: The SourceWorks Tue Sep 7 00:55:18 CEST 2010 BoolTypeInfo.hpp 00003 00004 BoolTypeInfo.hpp - description 00005 ------------------- 00006 begin : Tue September 07 2010 00007 copyright : (C) 2010 The SourceWorks 00008 email : peter@thesourceworks.com 00009 00010 *************************************************************************** 00011 * This library is free software; you can redistribute it and/or * 00012 * modify it under the terms of the GNU General Public * 00013 * License as published by the Free Software Foundation; * 00014 * version 2 of the License. * 00015 * * 00016 * As a special exception, you may use this file as part of a free * 00017 * software library without restriction. Specifically, if other files * 00018 * instantiate templates or use macros or inline functions from this * 00019 * file, or you compile this file and link it with other files to * 00020 * produce an executable, this file does not by itself cause the * 00021 * resulting executable to be covered by the GNU General Public * 00022 * License. This exception does not however invalidate any other * 00023 * reasons why the executable file might be covered by the GNU General * 00024 * Public License. * 00025 * * 00026 * This library is distributed in the hope that it will be useful, * 00027 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00028 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 00029 * Lesser General Public License for more details. * 00030 * * 00031 * You should have received a copy of the GNU General Public * 00032 * License along with this library; if not, write to the Free Software * 00033 * Foundation, Inc., 59 Temple Place, * 00034 * Suite 330, Boston, MA 02111-1307 USA * 00035 * * 00036 ***************************************************************************/ 00037 00038 00039 #include "../types/Types.hpp" 00040 #include "../types/TemplateTypeInfo.hpp" 00041 #include <ostream> 00042 #include <istream> 00043 00044 namespace RTT 00045 { 00046 namespace types 00047 { 00048 00052 struct BoolTypeInfo: public TemplateTypeInfo<bool> 00053 { 00054 BoolTypeInfo() : 00055 TemplateTypeInfo<bool> ("bool") 00056 { 00057 } 00058 00059 virtual std::ostream& write(std::ostream& os, base::DataSourceBase::shared_ptr in) const 00060 { 00061 #ifdef OS_HAVE_STREAMS 00062 internal::DataSource<bool>::shared_ptr d = boost::dynamic_pointer_cast< internal::DataSource<bool> >(in); 00063 if (d) 00064 return os << std::boolalpha << d->value(); 00065 #endif 00066 return os; 00067 } 00068 00069 virtual std::istream& read(std::istream& os, base::DataSourceBase::shared_ptr out) const 00070 { 00071 #ifdef OS_HAVE_STREAMS 00072 internal::AssignableDataSource<bool>::shared_ptr d = boost::dynamic_pointer_cast< internal::AssignableDataSource<bool> >(out); 00073 if (d) 00074 { 00075 std::boolalpha(os); 00076 os >> d->set(); 00077 d->updated(); // because use of set(). 00078 } 00079 #endif 00080 return os; 00081 } 00082 00083 virtual bool isStreamable() const { 00084 return true; 00085 } 00086 00087 }; 00088 00089 } 00090 }