30   virtual void simple_line(const position &, const position &) = 0;
31   virtual void simple_spline(const position &, const position *, int n) = 0;
32   virtual void simple_arc(const position &, const position &,
33 			  const position &) = 0;
34   virtual void simple_circle(int, const position &, double rad) = 0;
35   virtual void simple_ellipse(int, const position &, const distance &) = 0;
36   virtual void simple_polygon(int, const position *, int) = 0;
42   void dot(const position &, const line_type &) = 0;
44   void start_picture(double sc, const position &ll, const position &ur) = 0;
46   void text(const position &, text_piece *, int, double) = 0;
47   void line(const position &, const position *, int n,
49   void polygon(const position *, int n,
51   void spline(const position &, const position *, int n,
53   void arc(const position &, const position &, const position &,
55   void circle(const position &, double rad, const line_type &, double);
56   void ellipse(const position &, const distance &, const line_type &, double);
65 void simple_output::arc(const position &start, const position &cent,  in arc()
66 			const position &end, const line_type &lt)  in arc()
84 void simple_output::line(const position &start, const position *v, int n,  in line()
87   position pos = start;  in line()
120 	    position s(pos + dash_gap_vec*j);  in line()
135 void simple_output::spline(const position &start, const position *v, int n,  in spline()
142 void simple_output::polygon(const position *v, int n,  in polygon()
160 void simple_output::circle(const position &cent, double rad,  in circle()
186 void simple_output::ellipse(const position &cent, const distance &dim,  in ellipse()
215   position upper_left;
225   void start_picture(double, const position &ll, const position &ur);
227   void text(const position &, text_piece *, int, double);
228   void dot(const position &, const line_type &);
231   void simple_line(const position &, const position &);
232   void simple_spline(const position &, const position *, int n);
233   void simple_arc(const position &, const position &, const position &);
234   void simple_circle(int, const position &, double rad);
235   void simple_ellipse(int, const position &, const distance &);
236   void simple_polygon(int, const position *, int);
243   position transform(const position &);
261 inline position troff_output::transform(const position &pos)  in transform()
263   return position((pos.x - upper_left.x)/scale,  in transform()
277 				 const position &ll, const position &ur)  in start_picture()
322 void troff_output::simple_circle(int filled, const position &cent, double rad)  in simple_circle()
324   position c = transform(cent);  in simple_circle()
335 void troff_output::simple_ellipse(int filled, const position &cent,  in simple_ellipse()
338   position c = transform(cent);  in simple_ellipse()
349 void troff_output::simple_arc(const position &start, const distance &cent,  in simple_arc()
352   position s = transform(start);  in simple_arc()
353   position c = transform(cent);  in simple_arc()
363 void troff_output::simple_line(const position &start, const position &end)  in simple_line()
365   position s = transform(start);  in simple_line()
374 void troff_output::simple_spline(const position &start,  in simple_spline()
375 				 const position *v, int n)  in simple_spline()
377   position pos = transform(start);  in simple_spline()
383     position temp = transform(v[i]);  in simple_spline()
395 void troff_output::simple_polygon(int filled, const position *v, int n)  in simple_polygon()
397   position pos = transform(v[0]);  in simple_polygon()
403     position temp = transform(v[i]);  in simple_polygon()
423 void troff_output::text(const position &center, text_piece *v, int n,  in text()
430     position c = transform(center);  in text()
441       position c = transform(center);  in text()
542 void troff_output::dot(const position &cent, const line_type &lt)  in dot()
549     position c = transform(cent);  in dot()