paper.cpp revision 151497
1168404Spjd// -*- C++ -*- 2168404Spjd/* Copyright (C) 2002, 2003, 2004 3168404Spjd Free Software Foundation, Inc. 4168404Spjd Written by Werner Lemberg (wl@gnu.org) 5168404Spjd 6168404SpjdThis file is part of groff. 7168404Spjd 8168404Spjdgroff is free software; you can redistribute it and/or modify it under 9168404Spjdthe terms of the GNU General Public License as published by the Free 10168404SpjdSoftware Foundation; either version 2, or (at your option) any later 11168404Spjdversion. 12168404Spjd 13168404Spjdgroff is distributed in the hope that it will be useful, but WITHOUT ANY 14168404SpjdWARRANTY; without even the implied warranty of MERCHANTABILITY or 15168404SpjdFITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 16168404Spjdfor more details. 17168404Spjd 18168404SpjdYou should have received a copy of the GNU General Public License along 19168404Spjdwith groff; see the file COPYING. If not, write to the Free Software 20168404SpjdFoundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */ 21168404Spjd 22168404Spjd#include "lib.h" 23168404Spjd#include "paper.h" 24168404Spjd 25168404Spjdpaper papersizes[NUM_PAPERSIZES]; 26168404Spjd 27168404Spjd// length and width in mm 28168404Spjdstatic void add_iso_paper(char series, int offset, 29168404Spjd int start_length, int start_width) 30168404Spjd{ 31168404Spjd int length = start_length; 32168404Spjd int width = start_width; 33168404Spjd for (int i = 0; i < 8; i++) 34168404Spjd { 35168404Spjd char *p = new char[3]; 36168404Spjd p[0] = series; 37168404Spjd p[1] = '0' + i; 38168404Spjd p[2] = '\0'; 39168404Spjd papersizes[offset + i].name = p; 40168404Spjd // convert mm to inch 41168404Spjd papersizes[offset + i].length = (double)length / 25.4; 42168404Spjd papersizes[offset + i].width = (double)width / 25.4; 43168404Spjd // after division by two, values must be rounded down to the next 44168404Spjd // integer (as specified by ISO) 45168404Spjd int tmp = length; 46168404Spjd length = width; 47168404Spjd width = tmp / 2; 48168404Spjd } 49168404Spjd} 50168404Spjd 51168404Spjd// length and width in inch 52168404Spjdstatic void add_american_paper(const char *name, int idx, 53168404Spjd double length, double width ) 54168404Spjd{ 55168404Spjd char *p = new char[strlen(name) + 1]; 56168404Spjd strcpy(p, name); 57168404Spjd papersizes[idx].name = p; 58168404Spjd papersizes[idx].length = length; 59168404Spjd papersizes[idx].width = width; 60168404Spjd} 61168404Spjd 62168404Spjdint papersize_init::initialised = 0; 63168404Spjd 64168404Spjdpapersize_init::papersize_init() 65168404Spjd{ 66168404Spjd if (initialised) 67168404Spjd return; 68168404Spjd initialised = 1; 69168404Spjd add_iso_paper('a', 0, 1189, 841); 70168404Spjd add_iso_paper('b', 8, 1414, 1000); 71168404Spjd add_iso_paper('c', 16, 1297, 917); 72168404Spjd add_iso_paper('d', 24, 1090, 771); 73168404Spjd add_american_paper("letter", 32, 11, 8.5); 74168404Spjd add_american_paper("legal", 33, 14, 8.5); 75168404Spjd add_american_paper("tabloid", 34, 17, 11); 76168404Spjd add_american_paper("ledger", 35, 11, 17); 77168404Spjd add_american_paper("statement", 36, 8.5, 5.5); 78168404Spjd add_american_paper("executive", 37, 10, 7.5); 79168404Spjd // the next three entries are for grolj4 80168404Spjd add_american_paper("com10", 38, 9.5, 4.125); 81168404Spjd add_american_paper("monarch", 39, 7.5, 3.875); 82168404Spjd // this is an ISO format, but it easier to use add_american_paper 83168404Spjd add_american_paper("dl", 40, 220/25.4, 110/25.4); 84168404Spjd} 85168404Spjd