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// Copyright (C) 1999-2017
// Smithsonian Astrophysical Observatory, Cambridge, MA, USA
// For conditions of distribution and use, see copyright notice in "copyright"
#ifndef __ruler_h__
#define __ruler_h__
#include "baseline.h"
class Ruler : public BaseLine {
private:
Vector p3;
Coord::CoordSystem coordSystem;
Coord::SkyFrame skyFrame;
Coord::CoordSystem distSystem;
Coord::SkyDist distDist;
double dist;
private:
void renderX(Drawable, Coord::InternalSystem, RenderMode);
GC renderXGC(RenderMode);
void renderPS(int);
void renderPSGC(int);
#ifdef MAC_OSX_TK
void renderMACOSX();
void renderMACOSXGC();
#endif
#ifdef __WIN32
void renderWIN32();
void renderWIN32GC();
#endif
void updateHandles();
void calcAllBBox();
int isOn(const Vector&, const Vector&, const Vector&);
void distToStr(ostringstream&);
public:
Ruler(const Ruler&);
Ruler(Base* p, const Vector& ptr1, const Vector& ptr2,
Coord::CoordSystem sys, Coord::SkyFrame sky,
Coord::CoordSystem distsys, Coord::SkyDist distfor,
const char* clr, int* dsh,
int wth, const char* fnt, const char* txt,
unsigned short prop, const char* cmt,
const List<Tag>& tg, const List<CallBack>& cb);
Marker* dup() {return new Ruler(*this);}
void updateCoords(const Matrix&);
int isIn(const Vector&);
const Vector& getP1() {return p1;}
const Vector& getP2() {return p2;}
const Vector& getP3() {return p3;}
void setCoordSystem(Coord::CoordSystem, Coord::SkyFrame, Coord::CoordSystem, Coord::SkyDist);
Coord::CoordSystem getSystem() {return coordSystem;}
Coord::SkyFrame getSkyFrame() {return skyFrame;}
Coord::CoordSystem getDistSystem() {return distSystem;}
Coord::SkyDist getDistDist() {return distDist;}
void list(ostream&, Coord::CoordSystem, Coord::SkyFrame, Coord::SkyFormat, int, int);
void listXML(ostream&, Coord::CoordSystem, Coord::SkyFrame, Coord::SkyFormat);
};
#endif
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