Chris@16: // Boost.Geometry (aka GGL, Generic Geometry Library)
Chris@16: 
Chris@16: // Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
Chris@16: // Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
Chris@16: // Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
Chris@16: 
Chris@16: // Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
Chris@16: // (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
Chris@16: 
Chris@16: // Use, modification and distribution is subject to the Boost Software License,
Chris@16: // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
Chris@16: // http://www.boost.org/LICENSE_1_0.txt)
Chris@16: 
Chris@16: #ifndef BOOST_GEOMETRY_CORE_EXCEPTION_HPP
Chris@16: #define BOOST_GEOMETRY_CORE_EXCEPTION_HPP
Chris@16: 
Chris@16: #include <exception>
Chris@16: 
Chris@16: namespace boost { namespace geometry
Chris@16: {
Chris@16: 
Chris@16: /*!
Chris@16: \brief Base exception class for Boost.Geometry algorithms
Chris@16: \ingroup core
Chris@16: \details This class is never thrown. All exceptions thrown in Boost.Geometry
Chris@16:     are derived from exception, so it might be convenient to catch it.
Chris@16: */
Chris@16: class exception : public std::exception
Chris@16: {};
Chris@16: 
Chris@16: 
Chris@16: /*!
Chris@16: \brief Empty Input Exception
Chris@16: \ingroup core
Chris@16: \details The empty_input_exception is thrown if free functions, e.g. distance,
Chris@16:     are called with empty geometries, e.g. a linestring
Chris@16:     without points, a polygon without points, an empty multi-geometry.
Chris@16: \qbk{
Chris@16: [heading See also]
Chris@16: \* [link geometry.reference.algorithms.area the area function]
Chris@16: \* [link geometry.reference.algorithms.distance the distance function]
Chris@16: \* [link geometry.reference.algorithms.length the length function]
Chris@16: }
Chris@16:  */
Chris@16: class empty_input_exception : public geometry::exception
Chris@16: {
Chris@16: public:
Chris@16: 
Chris@16:     inline empty_input_exception() {}
Chris@16: 
Chris@16:     virtual char const* what() const throw()
Chris@16:     {
Chris@16:         return "Boost.Geometry Empty-Input exception";
Chris@16:     }
Chris@16: };
Chris@16: 
Chris@16: 
Chris@16: }} // namespace boost::geometry
Chris@16: 
Chris@16: #endif // BOOST_GEOMETRY_CORE_EXCEPTION_HPP