-/* === S Y N F I G ========================================================= */
-/*! \file distance.h
-** \brief Template Header
-**
-** $Id$
-**
-** \legal
-** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
-**
-** This package is free software; you can redistribute it and/or
-** modify it under the terms of the GNU General Public License as
-** published by the Free Software Foundation; either version 2 of
-** the License, or (at your option) any later version.
-**
-** This package 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
-** General Public License for more details.
-** \endlegal
-*/
-/* ========================================================================= */
-
-/* === S T A R T =========================================================== */
-
-#ifndef __SYNFIG_DISTANCE_H
-#define __SYNFIG_DISTANCE_H
-
-/* === H E A D E R S ======================================================= */
-
-#include "real.h"
-#include "string.h"
-
-/* === M A C R O S ========================================================= */
-
-/* === T Y P E D E F S ===================================================== */
-
-/* === C L A S S E S & S T R U C T S ======================================= */
-
-namespace synfig {
-
-class RendDesc;
-
-class Distance
-{
-public:
- typedef Real value_type;
-
- enum System
- {
- SYSTEM_UNITS, //!<
- SYSTEM_PIXELS, //!<
-
- SYSTEM_POINTS, //!<
- SYSTEM_INCHES, //!<
- SYSTEM_METERS, //!<
- SYSTEM_MILLIMETERS, //!<
- SYSTEM_CENTIMETERS, //!<
-
- SYSTEM_END //!< \internal
- };
-
- class BadSystem { };
-
-private:
- value_type value_;
-
- System system_;
-
-
-public:
-
- Distance(){ }
- Distance(const value_type& value, System system):value_(value),system_(system) { }
- explicit Distance(const synfig::String& string);
-
- operator Real()const { return value_; }
-
- Distance& operator=(const Real& rhs) { value_=rhs; return *this; }
-
- Distance& operator=(const synfig::String& rhs);
-
- synfig::String get_string(int digits=4)const;
-
- const System& get_system()const { return system_; }
-
- const Real& get()const { return value_; }
-
- Real get(System system, const RendDesc& rend_desc)const;
-
- void convert(System system, const RendDesc& rend_desc);
-
- Real meters()const;
- Real meters(const RendDesc& rend_desc)const;
- Real units(const RendDesc& rend_desc)const;
-
- static Real meters_to_system(Real x, System target_system);
- static System ident_system(const synfig::String& str);
- static synfig::String system_name(System system);
- static synfig::String system_local_name(System system);
-
- const Distance& operator+=(const Distance &rhs) { value_+=meters_to_system(rhs.meters(),system_); return *this; }
- const Distance& operator-=(const Distance &rhs) { value_-=meters_to_system(rhs.meters(),system_); return *this; }
-
- const Distance& operator+=(const float &rhs) { value_+=rhs; return *this; }
- const Distance& operator-=(const float &rhs) { value_-=rhs; return *this; }
- const Distance& operator*=(const float &rhs) { value_*=rhs; return *this; }
- const Distance& operator/=(const float &rhs) { value_/=rhs; return *this; }
-
-/*
- template<typename U> const Time& operator+=(const U &rhs) { value_+=rhs; return *this; }
- template<typename U> const Time& operator-=(const U &rhs) { value_-=rhs; return *this; }
- template<typename U> const Time& operator*=(const U &rhs) { value_*=rhs; return *this; }
- template<typename U> const Time& operator/=(const U &rhs) { value_/=rhs; return *this; }
-
- template<typename U> Time operator+(const U &rhs)const { return value_+rhs; }
- template<typename U> Time operator-(const U &rhs)const { return value_-rhs; }
- template<typename U> Time operator*(const U &rhs)const { return value_*rhs; }
- template<typename U> Time operator/(const U &rhs)const { return value_/rhs; }
-
- Time operator-()const { return -value_; }
-*/
-}; // END of class Distance
-
-}; // END of namespace synfig
-
-/* === E N D =============================================================== */
-
-#endif