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//------------------------------------------------------------------------------
// This file is part of the OpenStructure project <www.openstructure.org>
//
// Copyright (C) 2008-2020 by the OpenStructure authors
// Copyright (C) 2003-2010 by the IPLT authors
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License as published by the Free
// Software Foundation; either version 3.0 of the License, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
// details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with this library; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
//------------------------------------------------------------------------------
/*
basic image handle, manages shared instances of an image
offers the Image interface
Author: Ansgar Philippsen
*/
#ifndef WRAP_EXTENT_ITERATOR_HH_
#define WRAP_EXTENT_ITERATOR_HH_
#include <ost/img/extent.hh>
#include <ost/img/point.hh>
#include <ost/img/extent_iterator.hh>
#include <ost/img/image.hh>
#include <boost/python.hpp>
using namespace boost::python;
namespace ost { namespace img {
class WrapExtentIterator {
public:
WrapExtentIterator(const ExtentIterator& it): it_(it) {}
ExtentIterator& Iter() {return it_;}
Point Next() {
if(it_.AtEnd()) {
PyErr_SetObject(PyExc_StopIteration, Py_None);
throw_error_already_set();
}
Point p=it_;
it_.Inc();
return p;
}
static WrapExtentIterator Create(ExtentIterator& it)
{
return WrapExtentIterator(it);
}
static WrapExtentIterator Create2(const Extent& ext)
{
return WrapExtentIterator(ExtentIterator(ext));
}
static WrapExtentIterator Create3(const ImageHandle& ih)
{
return WrapExtentIterator(ih.GetIterator());
}
private:
ExtentIterator it_;
};
}} // namespace
#endif /*WRAP_EXTENT_ITERATOR_HH_*/
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