2
/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
3
Written by James Clark (jjc@jclark.com)
5
This file is part of groff.
7
groff is free software; you can redistribute it and/or modify it under
8
the terms of the GNU General Public License as published by the Free
9
Software Foundation; either version 2, or (at your option) any later
12
groff is distributed in the hope that it will be useful, but WITHOUT ANY
13
WARRANTY; without even the implied warranty of MERCHANTABILITY or
14
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17
You should have received a copy of the GNU General Public License along
18
with groff; see the file COPYING. If not, write to the Free Software
19
Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
22
enum { invisible, solid, dotted, dashed } type;
24
double thickness; // the thickness is in points
33
double desired_height; // zero if no height specified
34
double desired_width; // zero if no depth specified
35
double compute_scale(double, const position &, const position &);
39
void set_desired_width_height(double wid, double ht);
40
void set_args(const char *);
41
virtual void start_picture(double sc, const position &ll, const position &ur) = 0;
42
virtual void finish_picture() = 0;
43
virtual void circle(const position &, double rad,
44
const line_type &, double) = 0;
45
virtual void text(const position &, text_piece *, int, double) = 0;
46
virtual void line(const position &, const position *, int n,
47
const line_type &) = 0;
48
virtual void polygon(const position *, int n,
49
const line_type &, double) = 0;
50
virtual void spline(const position &, const position *, int n,
51
const line_type &) = 0;
52
virtual void arc(const position &, const position &, const position &,
53
const line_type &) = 0;
54
virtual void ellipse(const position &, const distance &,
55
const line_type &, double) = 0;
56
virtual void rounded_box(const position &, const distance &, double,
57
const line_type &, double) = 0;
58
virtual void command(const char *, const char *, int);
59
virtual void set_location(const char *, int);
60
virtual int supports_filled_polygons();
61
virtual void begin_block(const position &ll, const position &ur);
62
virtual void end_block();
67
/* #define FIG_SUPPORT 1 */
70
output *make_troff_output();
73
output *make_tex_output();
74
output *make_tpic_output();
75
#endif /* TEX_SUPPORT */
78
output *make_fig_output();
79
#endif /* FIG_SUPPORT */