{
public:
typedef Real value_type;
-
+
enum System
{
SYSTEM_UNITS, //!<
SYSTEM_PIXELS, //!<
-
+
SYSTEM_POINTS, //!<
SYSTEM_INCHES, //!<
SYSTEM_METERS, //!<
class BadSystem { };
-private:
+private:
value_type value_;
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+
System system_;
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+
public:
Distance(){ }
Distance(const value_type& value, System system):value_(value),system_(system) { }
explicit Distance(const synfig::String& string);
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+
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;
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+
const System& get_system()const { return system_; }
const Real& get()const { return value_; }
Real get(System system, const RendDesc& rend_desc)const;
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+
void convert(System system, const RendDesc& rend_desc);
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+
Real meters()const;
Real meters(const RendDesc& rend_desc)const;
Real units(const RendDesc& rend_desc)const;
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+
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);
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; }
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+
/*
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; }
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+
Time operator-()const { return -value_; }
*/
}; // END of class Distance
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+
}; // END of namespace synfig
/* === E N D =============================================================== */