1 /* $NetBSD: paper.cpp,v 1.1.1.1 2016/01/13 18:41:48 christos Exp $ */
2
3 // -*- C++ -*-
4 /* Copyright (C) 2002, 2003, 2004
5 Free Software Foundation, Inc.
6 Written by Werner Lemberg (wl@gnu.org)
7
8 This file is part of groff.
9
10 groff is free software; you can redistribute it and/or modify it under
11 the terms of the GNU General Public License as published by the Free
12 Software Foundation; either version 2, or (at your option) any later
13 version.
14
15 groff is distributed in the hope that it will be useful, but WITHOUT ANY
16 WARRANTY; without even the implied warranty of MERCHANTABILITY or
17 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
18 for more details.
19
20 You should have received a copy of the GNU General Public License along
21 with groff; see the file COPYING. If not, write to the Free Software
22 Foundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */
23
24 #include "lib.h"
25 #include "paper.h"
26
27 paper papersizes[NUM_PAPERSIZES];
28
29 // length and width in mm
add_iso_paper(char series,int offset,int start_length,int start_width)30 static void add_iso_paper(char series, int offset,
31 int start_length, int start_width)
32 {
33 int length = start_length;
34 int width = start_width;
35 for (int i = 0; i < 8; i++)
36 {
37 char *p = new char[3];
38 p[0] = series;
39 p[1] = '0' + i;
40 p[2] = '\0';
41 papersizes[offset + i].name = p;
42 // convert mm to inch
43 papersizes[offset + i].length = (double)length / 25.4;
44 papersizes[offset + i].width = (double)width / 25.4;
45 // after division by two, values must be rounded down to the next
46 // integer (as specified by ISO)
47 int tmp = length;
48 length = width;
49 width = tmp / 2;
50 }
51 }
52
53 // length and width in inch
add_american_paper(const char * name,int idx,double length,double width)54 static void add_american_paper(const char *name, int idx,
55 double length, double width )
56 {
57 char *p = new char[strlen(name) + 1];
58 strcpy(p, name);
59 papersizes[idx].name = p;
60 papersizes[idx].length = length;
61 papersizes[idx].width = width;
62 }
63
64 int papersize_init::initialised = 0;
65
papersize_init()66 papersize_init::papersize_init()
67 {
68 if (initialised)
69 return;
70 initialised = 1;
71 add_iso_paper('a', 0, 1189, 841);
72 add_iso_paper('b', 8, 1414, 1000);
73 add_iso_paper('c', 16, 1297, 917);
74 add_iso_paper('d', 24, 1090, 771);
75 add_american_paper("letter", 32, 11, 8.5);
76 add_american_paper("legal", 33, 14, 8.5);
77 add_american_paper("tabloid", 34, 17, 11);
78 add_american_paper("ledger", 35, 11, 17);
79 add_american_paper("statement", 36, 8.5, 5.5);
80 add_american_paper("executive", 37, 10, 7.5);
81 // the next three entries are for grolj4
82 add_american_paper("com10", 38, 9.5, 4.125);
83 add_american_paper("monarch", 39, 7.5, 3.875);
84 // this is an ISO format, but it easier to use add_american_paper
85 add_american_paper("dl", 40, 220/25.4, 110/25.4);
86 }
87