X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=lib%2Flyx2lyx%2Flyx2lyx_tools.py;h=8f3e8a3960e96029def440d3ae02636c95ad63bb;hb=13c6350155b5941b76dddad8893003f345844535;hp=ac0b0a6c9ecf6fde0d7941db4990964e1298adee;hpb=aef6b1681125515418922ce05b269d7d9c4aa693;p=lyx.git

diff --git a/lib/lyx2lyx/lyx2lyx_tools.py b/lib/lyx2lyx/lyx2lyx_tools.py
index ac0b0a6c9e..8f3e8a3960 100644
--- a/lib/lyx2lyx/lyx2lyx_tools.py
+++ b/lib/lyx2lyx/lyx2lyx_tools.py
@@ -17,7 +17,7 @@
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
 '''
-This modules offer several free functions to help with lyx2lyx'ing. 
+This module offers several free functions to help with lyx2lyx'ing. 
 More documentaton is below, but here is a quick guide to what 
 they do. Optional arguments are marked by brackets.
 
@@ -59,8 +59,9 @@ latex_length(slen):
 
 '''
 
+import re
 import string
-from parser_tools import find_token
+from parser_tools import find_token, find_end_of_inset
 from unicode_symbols import unicode_reps
 
 
@@ -117,7 +118,7 @@ def put_cmd_in_ert(arg):
     Returns a list of strings, with the lines so wrapped.
     '''
     
-    ret = ["\\begin_inset ERT", "status collapsed", "\\begin_layout Plain Layout", ""]
+    ret = ["\\begin_inset ERT", "status collapsed", "", "\\begin_layout Plain Layout", ""]
     # It will be faster for us to work with a single string internally. 
     # That way, we only go through the unicode_reps loop once.
     if type(arg) is list:
@@ -125,13 +126,44 @@ def put_cmd_in_ert(arg):
     else:
       s = arg
     for rep in unicode_reps:
-      s = s.replace(rep[1], rep[0].replace('\\\\', '\\'))
+      s = s.replace(rep[1], rep[0])
     s = s.replace('\\', "\\backslash\n")
     ret += s.splitlines()
-    ret += ["\\end_layout", "\\end_inset"]
+    ret += ["\\end_layout", "", "\\end_inset"]
     return ret
 
-            
+
+def get_ert(lines, i):
+    'Convert an ERT inset into LaTeX.'
+    if not lines[i].startswith("\\begin_inset ERT"):
+        return ""
+    j = find_end_of_inset(lines, i)
+    if j == -1:
+        return ""
+    while i < j and not lines[i].startswith("status"):
+        i = i + 1
+    i = i + 1
+    ret = ""
+    first = True
+    while i < j:
+        if lines[i] == "\\begin_layout Plain Layout":
+            if first:
+                first = False
+            else:
+                ret = ret + "\n"
+            while i + 1 < j and lines[i+1] == "":
+                i = i + 1
+        elif lines[i] == "\\end_layout":
+            while i + 1 < j and lines[i+1] == "":
+                i = i + 1
+        elif lines[i] == "\\backslash":
+            ret = ret + "\\"
+        else:
+            ret = ret + lines[i]
+        i = i + 1
+    return ret
+
+
 def lyx2latex(document, lines):
     'Convert some LyX stuff into corresponding LaTeX stuff, as best we can.'
 
@@ -173,6 +205,10 @@ def lyx2latex(document, lines):
                   line = "''"
               else:
                   line = "'"
+      elif line.startswith("\\begin_inset Newline newline"):
+          line = "\\\\ "
+      elif line.startswith("\\noindent"):
+          line = "\\noindent " # we need the space behind the command
       elif line.startswith("\\begin_inset space"):
           line = line[18:].strip()
           if line.startswith("\\hspace"):
@@ -219,7 +255,7 @@ def lyx2latex(document, lines):
 
           # Do the LyX text --> LaTeX conversion
           for rep in unicode_reps:
-            line = line.replace(rep[1], rep[0] + "{}")
+              line = line.replace(rep[1], rep[0])
           line = line.replace(r'\backslash', r'\textbackslash{}')
           line = line.replace(r'\series bold', r'\bfseries{}').replace(r'\series default', r'\mdseries{}')
           line = line.replace(r'\shape italic', r'\itshape{}').replace(r'\shape smallcaps', r'\scshape{}')
@@ -252,7 +288,7 @@ def latex_length(slen):
     units = {"text%":"\\textwidth", "col%":"\\columnwidth",
              "page%":"\\paperwidth", "line%":"\\linewidth",
              "theight%":"\\textheight", "pheight%":"\\paperheight"}
-    for unit in units.keys():
+    for unit in list(units.keys()):
         i = slen.find(unit)
         if i == -1:
             continue
@@ -288,6 +324,44 @@ def latex_length(slen):
     return (percent, slen)
 
 
+def length_in_bp(length):
+    " Convert a length in LyX format to its value in bp units "
+
+    em_width = 10.0 / 72.27 # assume 10pt font size
+    text_width = 8.27 / 1.7 # assume A4 with default margins
+    # scale factors are taken from Length::inInch()
+    scales = {"bp"       : 1.0,
+              "cc"       : (72.0 / (72.27 / (12.0 * 0.376 * 2.845))),
+              "cm"       : (72.0 / 2.54),
+              "dd"       : (72.0 / (72.27 / (0.376 * 2.845))),
+              "em"       : (72.0 * em_width),
+              "ex"       : (72.0 * em_width * 0.4305),
+              "in"       : 72.0,
+              "mm"       : (72.0 / 25.4),
+              "mu"       : (72.0 * em_width / 18.0),
+              "pc"       : (72.0 / (72.27 / 12.0)),
+              "pt"       : (72.0 / (72.27)),
+              "sp"       : (72.0 / (72.27 * 65536.0)),
+              "text%"    : (72.0 * text_width / 100.0),
+              "col%"     : (72.0 * text_width / 100.0), # assume 1 column
+              "page%"    : (72.0 * text_width * 1.7 / 100.0),
+              "line%"    : (72.0 * text_width / 100.0),
+              "theight%" : (72.0 * text_width * 1.787 / 100.0),
+              "pheight%" : (72.0 * text_width * 2.2 / 100.0)}
+
+    rx = re.compile(r'^\s*([^a-zA-Z%]+)([a-zA-Z%]+)\s*$')
+    m = rx.match(length)
+    if not m:
+        document.warning("Invalid length value: " + length + ".")
+        return 0
+    value = m.group(1)
+    unit = m.group(2)
+    if not unit in scales.keys():
+        document.warning("Unknown length unit: " + unit + ".")
+        return value
+    return "%g" % (float(value) * scales[unit])
+
+
 def revert_flex_inset(lines, name, LaTeXname):
   " Convert flex insets to TeX code "
   i = 0