/contrib/groff/src/libs/libgroff/paper.cpp
https://bitbucket.org/freebsd/freebsd-head/ · C++ · 84 lines · 51 code · 6 blank · 27 comment · 2 complexity · 5ade3d7ba37a2e0f64ace31a18f3374a MD5 · raw file
- // -*- C++ -*-
- /* Copyright (C) 2002, 2003, 2004
- Free Software Foundation, Inc.
- Written by Werner Lemberg (wl@gnu.org)
- 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 2, 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 groff; see the file COPYING. If not, write to the Free Software
- Foundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */
- #include "lib.h"
- #include "paper.h"
- paper papersizes[NUM_PAPERSIZES];
- // length and width in mm
- static void add_iso_paper(char series, int offset,
- int start_length, int start_width)
- {
- int length = start_length;
- int width = start_width;
- for (int i = 0; i < 8; i++)
- {
- char *p = new char[3];
- p[0] = series;
- p[1] = '0' + i;
- p[2] = '\0';
- papersizes[offset + i].name = p;
- // convert mm to inch
- papersizes[offset + i].length = (double)length / 25.4;
- papersizes[offset + i].width = (double)width / 25.4;
- // after division by two, values must be rounded down to the next
- // integer (as specified by ISO)
- int tmp = length;
- length = width;
- width = tmp / 2;
- }
- }
- // length and width in inch
- static void add_american_paper(const char *name, int idx,
- double length, double width )
- {
- char *p = new char[strlen(name) + 1];
- strcpy(p, name);
- papersizes[idx].name = p;
- papersizes[idx].length = length;
- papersizes[idx].width = width;
- }
- int papersize_init::initialised = 0;
- papersize_init::papersize_init()
- {
- if (initialised)
- return;
- initialised = 1;
- add_iso_paper('a', 0, 1189, 841);
- add_iso_paper('b', 8, 1414, 1000);
- add_iso_paper('c', 16, 1297, 917);
- add_iso_paper('d', 24, 1090, 771);
- add_american_paper("letter", 32, 11, 8.5);
- add_american_paper("legal", 33, 14, 8.5);
- add_american_paper("tabloid", 34, 17, 11);
- add_american_paper("ledger", 35, 11, 17);
- add_american_paper("statement", 36, 8.5, 5.5);
- add_american_paper("executive", 37, 10, 7.5);
- // the next three entries are for grolj4
- add_american_paper("com10", 38, 9.5, 4.125);
- add_american_paper("monarch", 39, 7.5, 3.875);
- // this is an ISO format, but it easier to use add_american_paper
- add_american_paper("dl", 40, 220/25.4, 110/25.4);
- }