lyx_mirror/lib/lyx2lyx/lyxconvert_224.py
José Matox a003e4a08d Convert vertical spaces to new format
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@8186 a592a061-630c-0410-9148-cb99ea01b6c8
2003-12-03 12:29:42 +00:00

297 lines
8.7 KiB
Python

# This file is part of lyx2lyx
# Copyright (C) 2003 José Matos <jamatos@fep.up.pt>
#
# This program 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
# of the License, or (at your option) any later version.
#
# This program 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, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
import re
from parser_tools import find_token, find_tokens, find_end_of_inset, find_end_of
from sys import stderr
from string import replace, split, find, replace, strip, join
def add_end_layout(lines):
i = find_token(lines, '\\layout', 0)
if i == -1:
return
i = i + 1
struct_stack = ["\\layout"]
while 1:
i = find_tokens(lines, ["\\begin_inset", "\\end_inset", "\\layout",
"\\begin_deeper", "\\end_deeper", "\\the_end"], i)
token = split(lines[i])[0]
if token == "\\begin_inset":
struct_stack.append(token)
i = i + 1
continue
if token == "\\end_inset":
tail = struct_stack.pop()
if tail == "\\layout":
lines.insert(i,"\\end_layout")
i = i + 1
#Check if it is the correct tag
struct_stack.pop()
i = i + 1
continue
if token == "\\layout":
tail = struct_stack.pop()
if tail == token:
lines.insert(i,"\\end_layout")
i = i + 2
else:
struct_stack.append(tail)
i = i + 1
struct_stack.append(token)
continue
if token == "\\begin_deeper" or token == "\\end_deeper":
lines.insert(i,"\\end_layout")
i = i + 2
continue
#case \end_document
lines.insert(i, "\\end_layout")
return
def layout2begin_layout(lines):
i = 0
while 1:
i = find_token(lines, '\\layout', i)
if i == -1:
return
lines[i] = replace(lines[i], '\\layout', '\\begin_layout')
i = i + 1
def valignment_middle(lines, start, end):
for i in range(start, end):
if re.search('^<(column|cell) .*valignment="center".*>$', lines[i]):
lines[i] = replace(lines[i], 'valignment="center"', 'valignment="middle"')
def table_valignment_middle(lines):
i = 0
while 1:
i = find_token(lines, '\\begin_inset Tabular', i)
if i == -1:
return
j = find_end_of_inset(lines, i + 1)
if j == -1:
#this should not happen
valignment_middle(lines, i + 1, len(lines))
return
valignment_middle(lines, i + 1, j)
i = j + 1
def end_document(lines):
i = find_token(lines, "\\the_end", 0)
if i == -1:
lines.append("\\end_document")
return
lines[i] = "\\end_document"
def convert_minipage(lines):
""" Convert minipages to the box inset.
We try to use the same order of arguments as lyx does.
"""
pos = ["t","c","b"]
inner_pos = ["c","t","b","s"]
i = 0
while 1:
i = find_token(lines, "\\begin_inset Minipage", i)
if i == -1:
return
lines[i] = "\\begin_inset Frameless"
i = i + 1
# convert old to new position using the pos list
if lines[i][:8] == "position":
lines[i] = 'position "%s"' % pos[int(lines[i][9])]
else:
lines.insert(i, 'position "%s"' % pos[0])
i = i + 1
lines.insert(i, 'hor_pos "c"')
i = i + 1
lines.insert(i, 'has_inner_box 1')
i = i + 1
# convert the inner_position
if lines[i][:14] == "inner_position":
lines[i] = 'inner_pos "%s"' % inner_pos[int(lines[i][15])]
else:
lines.insert('inner_pos "%s"' % inner_pos[0])
i = i + 1
# We need this since the new file format has a height and width
# in a different order.
if lines[i][:6] == "height":
height = lines[i][6:]
# test for default value of 221 and convert it accordingly
if height == ' "0pt"':
height = ' "1pt"'
del lines[i]
else:
height = ' "1pt"'
if lines[i][:5] == "width":
width = lines[i][5:]
del lines[i]
else:
width = ' "0"'
lines.insert(i, 'use_parbox 0')
i = i + 1
lines.insert(i, 'width' + width)
i = i + 1
lines.insert(i, 'special "none"')
i = i + 1
lines.insert(i, 'height' + height)
i = i + 1
lines.insert(i, 'height_special "totalheight"')
i = i + 1
##
# Convert line and page breaks
# Old:
#\layout Standard
#\line_top \line_bottom \pagebreak_top \pagebreak_bottom \added_space_top xxx \added_space_bottom yyy
#0
#
# New:
#\begin layout Standard
#
#\newpage
#
#\lyxline
#\begin_inset VSpace xxx
#\end_inset
#
#\end_layout
#\begin_layout Standard
#
#0
#\end_layout
#\begin_layout Standard
#
#\begin_inset VSpace xxx
#\end_inset
#\lyxline
#
#\newpage
#
#\end_layout
def convert_breaks(lines):
i = 0
while 1:
i = find_token(lines, "\\begin_layout", i)
if i == -1:
return
i = i + 1
line_top = find(lines[i],"\\line_top")
line_bot = find(lines[i],"\\line_bottom")
pb_top = find(lines[i],"\\pagebreak_top")
pb_bot = find(lines[i],"\\pagebreak_bottom")
vspace_top = find(lines[i],"\\added_space_top")
vspace_bot = find(lines[i],"\\added_space_bottom")
if line_top == -1 and line_bot == -1 and pb_bot == -1 and pb_top == -1 and vspace_top == -1 and vspace_bot == -1:
continue
for tag in "\\line_top", "\\line_bottom", "\\pagebreak_top", "\\pagebreak_bottom":
lines[i] = replace(lines[i], tag, "")
if vspace_top != -1:
# the position could be change because of the removal of other
# paragraph properties above
vspace_top = find(lines[i],"\\added_space_top")
tmp_list = split(lines[i][vspace_top:])
vspace_top_value = tmp_list[1]
lines[i] = lines[i][:vspace_top] + join(tmp_list[2:])
if vspace_bot != -1:
# the position could be change because of the removal of other
# paragraph properties above
vspace_bot = find(lines[i],"\\added_space_bottom")
tmp_list = split(lines[i][vspace_bot:])
vspace_bot_value = tmp_list[1]
lines[i] = lines[i][:vspace_bot] + join(tmp_list[2:])
lines[i] = strip(lines[i])
i = i + 1
# Create an empty paragraph for line and page break that belong
# above the paragraph
if pb_top !=-1 or line_top != -1 or vspace_bot != -1:
paragraph_above = ['','\\begin_layout Standard','','']
if pb_top != -1:
paragraph_above.extend(['\\newpage ',''])
if vspace_top != -1:
paragraph_above.extend(['\\begin_inset VSpace ' + vspace_top_value,'\\end_inset ','',''])
if line_top != -1:
paragraph_above.extend(['\\lyxline ',''])
paragraph_above.extend(['\\end_layout',''])
#inset new paragraph above the current paragraph
lines[i-2:i-2] = paragraph_above
i = i + len(paragraph_above)
# Ensure that nested style are converted later.
k = find_end_of(lines, i, "\\begin_layout", "\\end_layout")
if k == -1:
return
if pb_top !=-1 or line_top != -1 or vspace_bot != -1:
paragraph_bellow = ['','\\begin_layout Standard','','']
if line_bot != -1:
paragraph_bellow.extend(['\\lyxline ',''])
if vspace_bot != -1:
paragraph_bellow.extend(['\\begin_inset VSpace ' + vspace_bot_value,'\\end_inset ','',''])
if pb_bot != -1:
paragraph_bellow.extend(['\\newpage ',''])
paragraph_bellow.extend(['\\end_layout',''])
#inset new paragraph above the current paragraph
lines[k + 1: k + 1] = paragraph_bellow
def convert(header, body):
add_end_layout(body)
layout2begin_layout(body)
end_document(body)
table_valignment_middle(body)
convert_minipage(body)
convert_breaks(body)
if __name__ == "__main__":
pass