print.hpp
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00001 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */ 00002 /* 00003 * Main authors: 00004 * Christian Schulte <schulte@gecode.org> 00005 * 00006 * Copyright: 00007 * Christian Schulte, 2003 00008 * 00009 * Last modified: 00010 * $Date: 2010-04-28 18:54:51 +0200 (Wed, 28 Apr 2010) $ by $Author: tack $ 00011 * $Revision: 10822 $ 00012 * 00013 * This file is part of Gecode, the generic constraint 00014 * development environment: 00015 * http://www.gecode.org 00016 * 00017 * Permission is hereby granted, free of charge, to any person obtaining 00018 * a copy of this software and associated documentation files (the 00019 * "Software"), to deal in the Software without restriction, including 00020 * without limitation the rights to use, copy, modify, merge, publish, 00021 * distribute, sublicense, and/or sell copies of the Software, and to 00022 * permit persons to whom the Software is furnished to do so, subject to 00023 * the following conditions: 00024 * 00025 * The above copyright notice and this permission notice shall be 00026 * included in all copies or substantial portions of the Software. 00027 * 00028 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 00029 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 00030 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 00031 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 00032 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 00033 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 00034 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 00035 * 00036 */ 00037 00038 #include <sstream> 00039 00040 namespace Gecode { namespace Int { 00041 00042 template<class Char, class Traits, class View> 00043 std::basic_ostream<Char,Traits>& 00044 print_view(std::basic_ostream<Char,Traits>& os, const View& x) { 00045 std::basic_ostringstream<Char,Traits> s; 00046 s.copyfmt(os); s.width(0); 00047 if (x.assigned()) { 00048 s << x.val(); 00049 } else if (x.range()) { 00050 s << '[' << x.min() << ".." << x.max() << ']'; 00051 } else { 00052 s << '{'; 00053 ViewRanges<View> r(x); 00054 while (true) { 00055 if (r.min() == r.max()) { 00056 s << r.min(); 00057 } else { 00058 s << r.min() << ".." << r.max(); 00059 } 00060 ++r; 00061 if (!r()) break; 00062 s << ','; 00063 } 00064 s << '}'; 00065 } 00066 return os << s.str(); 00067 } 00068 00069 template<class Char, class Traits, class Val, class UnsVal> 00070 std::basic_ostream<Char,Traits>& 00071 print_scale(std::basic_ostream<Char,Traits>& os, 00072 const ScaleView<Val,UnsVal>& x) { 00073 std::basic_ostringstream<Char,Traits> s; 00074 s.copyfmt(os); s.width(0); 00075 if (x.assigned()) { 00076 s << x.val(); 00077 } else { 00078 s << '{'; 00079 ViewRanges<ScaleView<Val,UnsVal> > r(x); 00080 while (true) { 00081 if (r.min() == r.max()) { 00082 s << r.min(); 00083 } else { 00084 s << r.min() << ".." << r.max(); 00085 } 00086 ++r; 00087 if (!r()) break; 00088 s << ','; 00089 } 00090 s << '}'; 00091 } 00092 return os << s.str(); 00093 } 00094 00095 template<class Char, class Traits> 00096 inline std::basic_ostream<Char,Traits>& 00097 operator <<(std::basic_ostream<Char,Traits>& os, const IntView& x) { 00098 return print_view(os,x); 00099 } 00100 template<class Char, class Traits> 00101 inline std::basic_ostream<Char,Traits>& 00102 operator <<(std::basic_ostream<Char,Traits>& os, const MinusView& x) { 00103 return print_view(os,x); 00104 } 00105 template<class Char, class Traits> 00106 inline std::basic_ostream<Char,Traits>& 00107 operator <<(std::basic_ostream<Char,Traits>& os, const OffsetView& x) { 00108 return print_view(os,x); 00109 } 00110 00111 template<class Char, class Traits> 00112 inline std::basic_ostream<Char,Traits>& 00113 operator <<(std::basic_ostream<Char,Traits>& os, const IntScaleView& x) { 00114 return print_scale<int,unsigned int>(os,x); 00115 } 00116 template<class Char, class Traits> 00117 inline std::basic_ostream<Char,Traits>& 00118 operator <<(std::basic_ostream<Char,Traits>& os, const DoubleScaleView& x) { 00119 return print_scale<double,double>(os,x); 00120 } 00121 00122 template<class Char, class Traits> 00123 inline std::basic_ostream<Char,Traits>& 00124 operator <<(std::basic_ostream<Char,Traits>& os, const ConstIntView& x) { 00125 return os << x.val(); 00126 } 00127 template<class Char, class Traits> 00128 inline std::basic_ostream<Char,Traits>& 00129 operator <<(std::basic_ostream<Char,Traits>& os, const ZeroIntView&) { 00130 return os << 0; 00131 } 00132 00133 00134 template<class Char, class Traits> 00135 std::basic_ostream<Char,Traits>& 00136 operator <<(std::basic_ostream<Char,Traits>& os, const BoolView& x) { 00137 if (x.one()) 00138 return os << 1; 00139 if (x.zero()) 00140 return os << 0; 00141 return os << "[0..1]"; 00142 } 00143 template<class Char, class Traits> 00144 std::basic_ostream<Char,Traits>& 00145 operator <<(std::basic_ostream<Char,Traits>& os, const NegBoolView& x) { 00146 if (x.one()) 00147 return os << 0; 00148 if (x.zero()) 00149 return os << 1; 00150 return os << "[0..1]"; 00151 } 00152 00153 }} 00154 00155 // STATISTICS: int-var 00156