File indexing completed on 2024-11-03 06:44:17
0001 /* 0002 SPDX-FileCopyrightText: 2007 Vladimir Kuznetsov <ks.vladimir@gmail.com> 0003 0004 SPDX-License-Identifier: GPL-2.0-or-later 0005 */ 0006 0007 /** \file types.h 0008 * \brief Type to and from string conversion helpers 0009 */ 0010 0011 #ifndef STEPCORE_TYPES_H 0012 #define STEPCORE_TYPES_H 0013 0014 #include "object.h" 0015 #include "vector.h" 0016 #define EIGEN_USE_NEW_STDVECTOR 0017 #include <Eigen/StdVector> 0018 #include <Eigen/Sparse> 0019 0020 #include <QByteArray> 0021 0022 namespace StepCore { 0023 0024 typedef Eigen::SparseMatrix<double> SparseColMatrix; 0025 typedef Eigen::SparseMatrix<double,Eigen::RowMajor> SparseRowMatrix; 0026 // a sparse matrix with efficient write facilities 0027 typedef Eigen::SparseMatrix<double,Eigen::RowMajor> DynSparseRowMatrix; 0028 typedef Eigen::Map<Eigen::VectorXd> MappedVector; 0029 0030 ///////////////// Color 0031 struct Color 0032 { 0033 Color() {} 0034 Color(unsigned int v): value(v) {} 0035 operator unsigned int() const { return value; } 0036 unsigned int value; 0037 }; 0038 0039 template<> inline QString typeToString(const Color& v) 0040 { 0041 return QStringLiteral("#%1").arg(v, 8, 16, QLatin1Char('0')); 0042 } 0043 0044 template<> inline Color stringToType(const QString& s, bool *ok) 0045 { 0046 if(ok) *ok = false; 0047 QString s1 = s.trimmed(); 0048 if(!s1.startsWith('#')) return Color(0); 0049 s1 = s1.mid(1); 0050 return Color(s1.toUInt(ok, 16)); 0051 } 0052 0053 ///////////////// QByteArray 0054 template<> inline QString typeToString(const QByteArray& v) 0055 { 0056 return QString::fromLatin1(v.toBase64()); 0057 } 0058 0059 template<> inline QByteArray stringToType(const QString& s, bool *ok) 0060 { 0061 if(ok) *ok = true; 0062 return QByteArray::fromBase64(s.toLatin1()); 0063 } 0064 0065 ///////////////// Vector2d 0066 template<> inline QString typeToString(const Vector2d& v) 0067 { 0068 return QStringLiteral("(%1,%2)").arg(v[0]).arg(v[1]); 0069 } 0070 0071 template<> inline Vector2d stringToType(const QString& s, bool *ok) 0072 { 0073 // XXX: Write something better 0074 if(ok) *ok = false; 0075 QString s1 = s.trimmed(); 0076 if(!s1.startsWith('(') || !s1.endsWith(')')) return Vector2d(); 0077 s1 = s1.mid(1, s1.size()-2); 0078 bool ok1, ok2; 0079 StepCore::Vector2d v(s1.section(',',0,0).toDouble(&ok1), s1.section(',',1,1).toDouble(&ok2)); 0080 if(!ok1 || !ok2) return v; 0081 if(ok) *ok = true; 0082 return v; 0083 } 0084 0085 ///////////////// Vector2i 0086 template<> inline QString typeToString(const Vector2i& v) 0087 { 0088 return QStringLiteral("(%1,%2)").arg(v[0]).arg(v[1]); 0089 } 0090 0091 template<> inline Vector2i stringToType(const QString& s, bool *ok) 0092 { 0093 // XXX: Write something better 0094 if(ok) *ok = false; 0095 QString s1 = s.trimmed(); 0096 if(!s1.startsWith('(') || !s1.endsWith(')')) return Vector2i(); 0097 s1 = s1.mid(1, s1.size()-2); 0098 bool ok1, ok2; 0099 StepCore::Vector2i v(s1.section(',',0,0).toInt(&ok1), s1.section(',',1,1).toInt(&ok2)); 0100 if(!ok1 || !ok2) return v; 0101 if(ok) *ok = true; 0102 return v; 0103 } 0104 0105 ///////////////// Vector2dList 0106 typedef std::vector<Vector2d, Eigen::aligned_allocator<Vector2d> > Vector2dList; 0107 0108 template<> inline QString typeToString(const Vector2dList& v) 0109 { 0110 QString ret; 0111 for(Vector2dList::const_iterator it = v.begin(); it != v.end(); ++it) { 0112 if(!ret.isEmpty()) ret += QLatin1String(","); 0113 ret += QStringLiteral("(%1,%2)").arg((*it)[0]).arg((*it)[1]); 0114 } 0115 return ret; 0116 } 0117 0118 template<> inline Vector2dList stringToType(const QString& s, bool *ok) 0119 { 0120 // XXX: Write something better 0121 Vector2dList ret; 0122 if(ok) *ok = false; 0123 QString s1 = s.trimmed(); 0124 if (s1.isEmpty()) { 0125 if(ok) *ok = true; 0126 return ret; 0127 } 0128 //if(!s1.startsWith('(') || !s1.endsWith(')')) return ret; 0129 //s1 = s1.mid(1, s1.size()-2).trimmed(); 0130 while(s1[0] == '(' && s1.contains(')')) { 0131 bool ok; double d1, d2; 0132 s1 = s1.mid(1); 0133 d1 = s1.section(',',0,0).toDouble(&ok); 0134 if(!ok) return Vector2dList(); 0135 s1 = s1.section(',',1); 0136 d2 = s1.section(')',0,0).toDouble(&ok); 0137 if(!ok) return Vector2dList(); 0138 s1 = s1.section(')',1).trimmed(); 0139 ret.push_back(Vector2d(d1, d2)); 0140 if(s1.isEmpty()) break; 0141 if(s1[0] != ',') return Vector2dList(); 0142 s1 = s1.mid(1).trimmed(); 0143 } 0144 if(!s1.isEmpty()) return Vector2dList(); 0145 if(ok) *ok = true; 0146 return ret; 0147 } 0148 0149 } // namespace StepCore 0150 0151 #ifdef STEPCORE_WITH_QT 0152 Q_DECLARE_METATYPE(StepCore::Vector2dList) 0153 Q_DECLARE_METATYPE(StepCore::Object*) 0154 Q_DECLARE_METATYPE(StepCore::Color) 0155 #endif 0156 0157 0158 #endif 0159