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/*
SPDX-FileCopyrightText: 2007 Vladimir Kuznetsov <ks.vladimir@gmail.com>
SPDX-License-Identifier: GPL-2.0-or-later
*/
/** \file types.h
* \brief Type to and from string conversion helpers
*/
#ifndef STEPCORE_TYPES_H
#define STEPCORE_TYPES_H
#include "object.h"
#include "vector.h"
#define EIGEN_USE_NEW_STDVECTOR
#include <Eigen/StdVector>
#include <Eigen/Sparse>
#include <QByteArray>
namespace StepCore {
typedef Eigen::SparseMatrix<double> SparseColMatrix;
typedef Eigen::SparseMatrix<double,Eigen::RowMajor> SparseRowMatrix;
// a sparse matrix with efficient write facilities
typedef Eigen::SparseMatrix<double,Eigen::RowMajor> DynSparseRowMatrix;
typedef Eigen::Map<Eigen::VectorXd> MappedVector;
///////////////// Color
struct Color
{
Color() {}
Color(unsigned int v): value(v) {}
operator unsigned int() const { return value; }
unsigned int value;
};
template<> inline QString typeToString(const Color& v)
{
return QStringLiteral("#%1").arg(v, 8, 16, QLatin1Char('0'));
}
template<> inline Color stringToType(const QString& s, bool *ok)
{
if(ok) *ok = false;
QString s1 = s.trimmed();
if(!s1.startsWith('#')) return Color(0);
s1 = s1.mid(1);
return Color(s1.toUInt(ok, 16));
}
///////////////// QByteArray
template<> inline QString typeToString(const QByteArray& v)
{
return QString::fromLatin1(v.toBase64());
}
template<> inline QByteArray stringToType(const QString& s, bool *ok)
{
if(ok) *ok = true;
return QByteArray::fromBase64(s.toLatin1());
}
///////////////// Vector2d
template<> inline QString typeToString(const Vector2d& v)
{
return QStringLiteral("(%1,%2)").arg(v[0]).arg(v[1]);
}
template<> inline Vector2d stringToType(const QString& s, bool *ok)
{
// XXX: Write something better
if(ok) *ok = false;
QString s1 = s.trimmed();
if(!s1.startsWith('(') || !s1.endsWith(')')) return Vector2d();
s1 = s1.mid(1, s1.size()-2);
bool ok1, ok2;
StepCore::Vector2d v(s1.section(',',0,0).toDouble(&ok1), s1.section(',',1,1).toDouble(&ok2));
if(!ok1 || !ok2) return v;
if(ok) *ok = true;
return v;
}
///////////////// Vector2i
template<> inline QString typeToString(const Vector2i& v)
{
return QStringLiteral("(%1,%2)").arg(v[0]).arg(v[1]);
}
template<> inline Vector2i stringToType(const QString& s, bool *ok)
{
// XXX: Write something better
if(ok) *ok = false;
QString s1 = s.trimmed();
if(!s1.startsWith('(') || !s1.endsWith(')')) return Vector2i();
s1 = s1.mid(1, s1.size()-2);
bool ok1, ok2;
StepCore::Vector2i v(s1.section(',',0,0).toInt(&ok1), s1.section(',',1,1).toInt(&ok2));
if(!ok1 || !ok2) return v;
if(ok) *ok = true;
return v;
}
///////////////// Vector2dList
typedef std::vector<Vector2d, Eigen::aligned_allocator<Vector2d> > Vector2dList;
template<> inline QString typeToString(const Vector2dList& v)
{
QString ret;
for(Vector2dList::const_iterator it = v.begin(); it != v.end(); ++it) {
if(!ret.isEmpty()) ret += QLatin1String(",");
ret += QStringLiteral("(%1,%2)").arg((*it)[0]).arg((*it)[1]);
}
return ret;
}
template<> inline Vector2dList stringToType(const QString& s, bool *ok)
{
// XXX: Write something better
Vector2dList ret;
if(ok) *ok = false;
QString s1 = s.trimmed();
if (s1.isEmpty()) {
if(ok) *ok = true;
return ret;
}
//if(!s1.startsWith('(') || !s1.endsWith(')')) return ret;
//s1 = s1.mid(1, s1.size()-2).trimmed();
while(s1[0] == '(' && s1.contains(')')) {
bool ok; double d1, d2;
s1 = s1.mid(1);
d1 = s1.section(',',0,0).toDouble(&ok);
if(!ok) return Vector2dList();
s1 = s1.section(',',1);
d2 = s1.section(')',0,0).toDouble(&ok);
if(!ok) return Vector2dList();
s1 = s1.section(')',1).trimmed();
ret.push_back(Vector2d(d1, d2));
if(s1.isEmpty()) break;
if(s1[0] != ',') return Vector2dList();
s1 = s1.mid(1).trimmed();
}
if(!s1.isEmpty()) return Vector2dList();
if(ok) *ok = true;
return ret;
}
} // namespace StepCore
#ifdef STEPCORE_WITH_QT
Q_DECLARE_METATYPE(StepCore::Vector2dList)
Q_DECLARE_METATYPE(StepCore::Object*)
Q_DECLARE_METATYPE(StepCore::Color)
#endif
#endif
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