diff options
Diffstat (limited to 'src/preproc/pic/common.h')
-rw-r--r-- | src/preproc/pic/common.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/preproc/pic/common.h b/src/preproc/pic/common.h new file mode 100644 index 0000000..a2d5f70 --- /dev/null +++ b/src/preproc/pic/common.h @@ -0,0 +1,79 @@ +// -*- C++ -*- +/* Copyright (C) 1989-2020 Free Software Foundation, Inc. + Written by James Clark (jjc@jclark.com) + +This file is part of groff. + +groff 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 3 of the License, or +(at your option) any later version. + +groff 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. + +You should have received a copy of the GNU General Public License +along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +class common_output : public output { +private: + void dash_line(const position &start, const position &end, + const line_type <, double dash_width, double gap_width, + double *offsetp); + void dash_arc(const position ¢, double rad, + double start_angle, double end_angle, const line_type <, + double dash_width, double gap_width, double *offsetp); + void dot_line(const position &start, const position &end, + const line_type <, double gap_width, double *offsetp); + void dot_arc(const position ¢, double rad, + double start_angle, double end_angle, const line_type <, + double gap_width, double *offsetp); +protected: + virtual void dot(const position &, const line_type &) = 0; + void ellipse_arc(const position &, const position &, + const position &, const distance &, + const line_type &); + void dashed_circle(const position &, double rad, const line_type &); + void dotted_circle(const position &, double rad, const line_type &); + void dashed_ellipse(const position &, const distance &, const line_type &); + void dotted_ellipse(const position &, const distance &, const line_type &); + void dashed_arc(const position &, const position &, const position &, + const line_type &); + void dotted_arc(const position &, const position &, const position &, + const line_type &); + virtual void solid_arc(const position ¢, double rad, double start_angle, + double end_angle, const line_type <); + void dashed_rounded_box(const position &, const distance &, double, + const line_type &); + void dotted_rounded_box(const position &, const distance &, double, + const line_type &); + void solid_rounded_box(const position &, const distance &, double, + const line_type &); + void filled_rounded_box(const position &, const distance &, double, + double); +public: + void start_picture(double sc, const position &ll, const position &ur) = 0; + void finish_picture() = 0; + void circle(const position &, double rad, const line_type &, double) = 0; + void text(const position &, text_piece *, int, double) = 0; + void line(const position &, const position *, int n, const line_type &) = 0; + void polygon(const position *, int n, const line_type &, double) = 0; + void spline(const position &, const position *, int n, + const line_type &) = 0; + void arc(const position &, const position &, const position &, + const line_type &) = 0; + void ellipse(const position &, const distance &, + const line_type &, double) = 0; + void rounded_box(const position &, const distance &, double, + const line_type &, double, char *); + void set_color(char *, char *) = 0; + void reset_color() = 0; + char *get_last_filled() = 0; + char *get_outline_color() = 0; +}; + +int compute_arc_center(const position &start, const position ¢, + const position &end, position *result); + |