512 lines
16 KiB
Python
512 lines
16 KiB
Python
#
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# Gramps - a GTK+/GNOME based genealogy program
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#
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# Copyright (C) 2000-2005 Donald N. Allingham
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#
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# Modifications and feature additions:
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# 2002-2003 Donald A. Peterson
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#
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# Formatted notes addition:
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# 2003 Alex Roitman
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# $Id$
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"""LaTeX document generator"""
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#------------------------------------------------------------------------
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#
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# python modules
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#
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#------------------------------------------------------------------------
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from gettext import gettext as _
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#------------------------------------------------------------------------
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#
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# gramps modules
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#
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#------------------------------------------------------------------------
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import BaseDoc
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import PluginMgr
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import ImgManip
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import Errors
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#------------------------------------------------------------------------
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#
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# Convert from roman to arabic numbers
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#
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#------------------------------------------------------------------------
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def roman2arabic(strval):
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"""
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Roman to arabic converter for 0 < num < 4000.
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Always returns an integer.
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On an invalid input zero is returned.
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"""
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# Return zero if the type is not str
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try:
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strval = str(strval).upper()
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if not strval:
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return 0
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except:
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return 0
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# Return None if there are chars outside of valid roman numerals
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if [char for char in strval if char not in 'MDCLXVI']:
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return 0
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vals2 = ['CM', 'CD', 'XC', 'XL', 'IX', 'IV']
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nums2 = ( 900, 400, 90, 40, 9, 4)
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vals1 = [ 'M', 'D', 'C', 'L', 'X', 'V', 'I']
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nums1 = (1000, 500, 100, 50, 10, 5, 1)
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ret = 0
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max_num = 1000
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# Start unrolling strval from left to right,
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# up to the penultimate char
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i = 0
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while i < len(strval):
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first_index = vals1.index(strval[i])
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if i+1 < len(strval) and strval[i:i+2] in vals2:
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this_num = nums2[vals2.index(strval[i:i+2])]
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if first_index+1 < len(nums1):
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new_max_num = nums1[first_index+1]
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else:
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new_max_num = 0
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i += 2
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else:
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this_num = nums1[first_index]
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new_max_num = this_num
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i += 1
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# prohibit larger numbers following smaller ones,
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# except for the above 2-char combinations
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if this_num > max_num:
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return 0
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ret += this_num
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max_num = new_max_num
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return ret
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#------------------------------------------------------------------------
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#
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# Paragraph Handling
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#
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#------------------------------------------------------------------------
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class TexFont:
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def __init__(self, style=None):
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if style:
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self.font_beg = style.font_beg
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self.font_end = style.font_end
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self.leftIndent = style.left_indent
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self.firstLineIndent = style.firstLineIndent
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else:
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self.font_beg = ""
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self.font_end = ""
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self.leftIndent = ""
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self.firstLineIndent = ""
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#------------------------------------------------------------------------
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#
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# LaTeXDon
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#
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#------------------------------------------------------------------------
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class LaTeXDoc(BaseDoc.BaseDoc):
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"""LaTeX document interface class. Derived from BaseDoc"""
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def open(self,filename):
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"""Opens the specified file, making sure that it has the
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extension of .tex"""
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if filename[-4:] != ".tex":
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self.filename = filename + ".tex"
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else:
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self.filename = filename
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try:
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self.f = open(self.filename,"w")
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except IOError,msg:
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errmsg = "%s\n%s" % (_("Could not create %s") % self.filename, msg)
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raise Errors.ReportError(errmsg)
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except:
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raise Errors.ReportError(_("Could not create %s") % self.filename)
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# Font size control seems to be limited. For now, ignore
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# any style constraints, and use 12pt has the default
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options = "12pt"
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if self.orientation == BaseDoc.PAPER_LANDSCAPE:
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options = options + ",landscape"
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# Paper selections are somewhat limited on a stock installation.
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# If the user picks something not listed here, we'll just accept
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# the default of the user's LaTeX installation (usually letter).
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if self.paper.name == "A4":
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options = options + ",a4paper"
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elif self.paper.name == "A5":
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options = options + ",a5paper"
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elif self.paper.name == "B5":
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options = options + ",b4paper"
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elif self.paper.name == "Legal":
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options = options + ",legalpaper"
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elif self.paper.name == "Letter":
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options = options + ",letterpaper"
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# Use the article template, T1 font encodings, and specify
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# that we should use Latin1 and unicode character encodings.
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self.f.write('\\documentclass[%s]{article}\n' % options)
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self.f.write('\\usepackage[T1]{fontenc}\n')
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self.f.write('%\n% We use latin1 encoding at a minimum by default.\n')
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self.f.write('% GRAMPS uses unicode UTF-8 encoding for its\n')
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self.f.write('% international support. LaTeX can deal gracefully\n')
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self.f.write('% with unicode encoding by using the ucs style invoked\n')
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self.f.write('% when utf8 is specified as an option to the inputenc\n')
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self.f.write('% package. This package is included by default in some\n')
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self.f.write('% installations, but not in others, so we do not make it\n')
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self.f.write('% the default. Uncomment the second line if you wish to use it\n')
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self.f.write('% (If you do not have ucs.sty, you may obtain it from\n')
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self.f.write('% http://www.tug.org/tex-archive/macros/latex/contrib/supported/unicode/)\n')
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self.f.write('%\n')
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self.f.write('\\usepackage[latin1]{inputenc}\n')
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self.f.write('%\\usepackage[latin1,utf8]{inputenc}\n')
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# add packages (should be standard on a default installation)
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# for finer output control. Put comments in file for user to read
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self.f.write('\\usepackage{graphicx} % Extended graphics support\n')
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self.f.write('\\usepackage{longtable} % For multi-page tables\n')
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self.f.write('\\usepackage{calc} % For margin indents\n')
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self.f.write('%\n% Depending on your LaTeX installation, the')
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self.f.write(' margins may be too\n% narrow. ')
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self.f.write(' This can be corrected by uncommenting the following\n')
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self.f.write('% two lines and adjusting the width appropriately.')
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self.f.write(' The example\n% removes 0.5in from each margin.')
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self.f.write(' (Adds 1 inch to the text)\n')
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self.f.write('%\\addtolength{\\oddsidemargin}{-0.5in}\n')
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self.f.write('%\\addtolength{\\textwidth}{1.0in}\n%\n')
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self.f.write('% Create a margin-adjusting command that allows LaTeX\n')
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self.f.write('% to behave like the other gramps-supported output formats\n')
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self.f.write('\\newlength{\\leftedge}\n')
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self.f.write('\\setlength{\\leftedge}{\\parindent}\n')
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self.f.write('\\newlength{\\grampstext}\n')
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self.f.write('\\setlength{\\grampstext}{\\textwidth}\n')
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self.f.write('\\newcommand{\\grampsindent}[1]{%\n')
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self.f.write(' \\setlength{\\parindent}{\\leftedge + #1}%\n')
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self.f.write(' \\setlength{\\textwidth}{\\grampstext - #1}%\n')
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self.f.write('}\n\n')
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self.f.write('\\begin{document}\n\n')
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self.in_list = 0
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self.in_table = 0
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self.imagenum = 0
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#Establish some local styles for the report
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self.latexstyle = {}
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self.latex_font = {}
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for style_name in self.style_list.keys():
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style = self.style_list[style_name]
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font = style.get_font()
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size = font.get_size()
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self.latex_font[style_name] = TexFont()
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thisstyle = self.latex_font[style_name]
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thisstyle.font_beg = ""
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thisstyle.font_end = ""
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# Is there special alignment? (default is left)
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align = style.get_alignment_text()
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if align == "center":
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thisstyle.font_beg = thisstyle.font_beg + "\\centerline{"
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thisstyle.font_end = "}" + thisstyle.font_end
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elif align == "right":
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thisstyle.font_beg = thisstyle.font_beg + "\\hfill"
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# Establish font face and shape
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if font.get_type_face() == BaseDoc.FONT_SANS_SERIF:
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thisstyle.font_beg = thisstyle.font_beg + "\\sffamily"
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thisstyle.font_end = "\\rmfamily" + thisstyle.font_end
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if font.get_bold():
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thisstyle.font_beg = thisstyle.font_beg + "\\bfseries"
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thisstyle.font_end = "\\mdseries" + thisstyle.font_end
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if font.get_italic() or font.get_underline():
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thisstyle.font_beg = thisstyle.font_beg + "\\itshape"
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thisstyle.font_end = "\\upshape" + thisstyle.font_end
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# Now determine font size
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sflag = 0
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if size >= 22:
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thisstyle.font_beg = thisstyle.font_beg + "\\Huge"
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sflag = 1
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elif size >= 20:
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thisstyle.font_beg = thisstyle.font_beg + "\\huge"
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sflag = 1
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elif size >= 18:
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thisstyle.font_beg = thisstyle.font_beg + "\\LARGE"
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sflag = 1
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elif size >= 16:
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thisstyle.font_beg = thisstyle.font_beg + "\\Large"
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sflag = 1
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elif size >= 14:
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thisstyle.font_beg = thisstyle.font_beg + "\\large"
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sflag = 1
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elif size < 8:
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thisstyle.font_beg = thisstyle.font_beg + "\\scriptsize"
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sflag = 1
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elif size < 10:
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thisstyle.font_beg = thisstyle.font_beg + "\\footnotesize"
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sflag = 1
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elif size < 12:
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thisstyle.font_beg = thisstyle.font_beg + "\\small"
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sflag = 1
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if sflag == 1:
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thisstyle.font_end = thisstyle.font_end + "\\normalsize"
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thisstyle.font_beg = thisstyle.font_beg + " "
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thisstyle.font_end = thisstyle.font_end + " "
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left = style.get_left_margin()
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first = style.get_first_indent() + left
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thisstyle.leftIndent = left
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thisstyle.firstLineIndent = first
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self.latexstyle[style_name] = thisstyle
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def close(self):
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"""Clean up and close the document"""
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if self.in_list:
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self.f.write('\\end{enumerate}\n')
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self.f.write('\n\\end{document}\n')
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self.f.close()
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def end_page(self):
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"""Issue a new page command"""
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self.f.write('\\newpage')
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def start_paragraph(self,style_name,leader=None):
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"""Paragraphs handling - A Gramps paragraph is any
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single body of text from a single word to several sentences.
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We assume a linebreak at the end of each paragraph."""
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style = self.style_list[style_name]
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ltxstyle = self.latexstyle[style_name]
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self.level = style.get_header_level()
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self.fbeg = ltxstyle.font_beg
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self.fend = ltxstyle.font_end
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self.indent = ltxstyle.leftIndent
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self.FLindent = ltxstyle.firstLineIndent
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if self.indent != None and not self.in_table:
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myspace = '%scm' % str(self.indent)
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self.f.write('\\grampsindent{%s}\n' % myspace)
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self.fix_indent = 1
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if leader != None and not self.in_list:
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self.f.write('\\begin{enumerate}\n')
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self.in_list = 1
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if leader != None:
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# try obtaining integer
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leader_1 = leader[:-1]
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num = roman2arabic(leader_1)
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if num == 0:
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# Not roman, try arabic or fallback to 1
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try:
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num = int(leader_1)
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except ValueError:
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num = 1
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self.f.write(' \\renewcommand\\theenumi{\\arabic{enumi}}')
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else:
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# roman, set the case correctly
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if leader_1.islower():
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self.f.write(' \\renewcommand\\theenumi{\\roman{enumi}}')
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else:
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self.f.write(' \\renewcommand\\theenumi{\\Roman{enumi}}')
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self.f.write(' \\setcounter{enumi}{%d} ' % num)
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self.f.write(' \\addtocounter{enumi}{-1}\n')
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self.f.write(' \\item ')
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if leader == None and not self.in_list and not self.in_table:
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self.f.write('\n')
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self.f.write('%s ' % self.fbeg)
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def end_paragraph(self):
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"""End the current paragraph"""
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newline = '\ \\newline\n'
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if self.in_list:
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self.in_list = 0
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self.f.write('\n\\end{enumerate}\n')
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newline = ''
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elif self.in_table:
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newline = ('')
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self.f.write('%s%s' % (self.fend,newline))
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if self.fix_indent == 1:
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self.fix_indent = 0
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self.f.write('\\grampsindent{0cm}\n')
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def start_bold(self):
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"""Bold face"""
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self.f.write('\\textbf{')
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def end_bold(self):
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"""End bold face"""
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self.f.write('}')
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def start_table(self,name,style_name):
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"""Begin new table"""
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self.in_table = 1
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self.currow = 0
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# We need to know a priori how many columns are in this table
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self.tblstyle = self.table_styles[style_name]
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self.numcols = self.tblstyle.get_columns()
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tblfmt = '*{%d}{l}' % self.numcols
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self.f.write('\n\n\\begin{longtable}[l]{%s}\n' % tblfmt)
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def end_table(self):
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"""Close the table environment"""
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self.in_table = 0
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# Create a paragraph separation below the table.
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self.f.write('\\end{longtable}\n\\par\n')
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def start_row(self):
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"""Begin a new row"""
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# doline/skipfirst are flags for adding hor. rules
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self.doline = 0
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self.skipfirst = 0
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self.curcol = 0
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self.currow = self.currow + 1
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def end_row(self):
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"""End the row (new line)"""
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self.f.write('\\\\ ')
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if self.doline == 1:
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if self.skipfirst == 1:
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self.f.write('\\cline{2-%d}\n' % self.numcols)
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else:
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self.f.write('\\hline\n')
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else:
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self.f.write('\n')
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def start_cell(self,style_name,span=1):
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"""Add an entry to the table.
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We always place our data inside braces
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for safety of formatting."""
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self.colspan = span
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self.curcol = self.curcol + self.colspan
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self.cstyle = self.cell_styles[style_name]
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self.lborder = self.cstyle.get_left_border()
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self.rborder = self.cstyle.get_right_border()
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self.bborder = self.cstyle.get_bottom_border()
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self.tborder = self.cstyle.get_top_border()
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self.llist = self.cstyle.get_longlist()
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if self.llist == 1:
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cellfmt = "p{\linewidth-3cm}"
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else:
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cellfmt = "l"
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# Account for vertical rules
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if self.lborder == 1:
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cellfmt = '|' + cellfmt
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if self.rborder == 1:
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cellfmt = cellfmt + '|'
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# and Horizontal rules
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if self.bborder == 1:
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self.doline = 1
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elif self.curcol == 1:
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self.skipfirst = 1
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if self.tborder != 0:
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self.f.write('\\hline\n')
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self.f.write ('\\multicolumn{%d}{%s}{' % (span,cellfmt))
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def end_cell(self):
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"""Prepares for next cell"""
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self.f.write('} ')
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if self.curcol < self.numcols:
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self.f.write('& ')
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def add_media_object(self,name,pos,x,y):
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"""Add photo to report"""
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try:
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pic = ImgManip.ImgManip(name)
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except:
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return
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self.imagenum = self.imagenum + 1
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picf = self.filename[:-4] + '_img' + str(self.imagenum) + '.eps'
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pic.eps_convert(picf)
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# x and y will be maximum width OR height in units of cm
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mysize = 'width=%dcm,height=%dcm,keepaspectratio' % (x,y)
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if pos == "right":
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self.f.write('\\hfill\\includegraphics[%s]{%s}\n' % (mysize,picf))
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elif pos == "left":
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self.f.write('\\includegraphics[%s]{%s}\\hfill\n' % (mysize,picf))
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else:
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self.f.write('\\centerline{\\includegraphics[%s]{%s}}\n' % (mysize,picf))
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def write_note(self,text,format,style_name):
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"""Write the note's text to the file, respecting the format"""
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self.start_paragraph(style_name)
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if format == 1:
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self.f.write('\\begin{verbatim}')
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self.write_text(text)
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if format == 1:
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self.f.write('\\end{verbatim}')
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self.end_paragraph()
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def write_text(self,text):
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"""Write the text to the file"""
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if text == '\n':
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text = '\\newline\n'
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text = text.replace('#','\#')
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text = text.replace('&','\&')
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text = text.replace('<super>','\\textsuperscript{')
|
|
text = text.replace('</super>','}')
|
|
text = text.replace('_____________','\\underline{\hspace{3cm}}')
|
|
self.f.write(text)
|
|
|
|
|
|
#------------------------------------------------------------------------
|
|
#
|
|
# Register the document generator with the system
|
|
#
|
|
#------------------------------------------------------------------------
|
|
PluginMgr.register_text_doc(
|
|
name=_("LaTeX"),
|
|
classref=LaTeXDoc,
|
|
table=1,
|
|
paper=1,
|
|
style=0,
|
|
ext=".tex"
|
|
)
|