From 7e3cee576368c095fe491014bd279eb280c598ba Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph@amissah.com>
Date: Fri, 3 Feb 2012 20:41:32 -0500
Subject: v3dv, dal +, use symbols to identify document objects type (is) and
 group (of)

* (dal & code affected as a result)
---
 lib/sisu/v3dv/texpdf_format.rb | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)

(limited to 'lib/sisu/v3dv/texpdf_format.rb')

diff --git a/lib/sisu/v3dv/texpdf_format.rb b/lib/sisu/v3dv/texpdf_format.rb
index b82bf687..fdcdc3d1 100644
--- a/lib/sisu/v3dv/texpdf_format.rb
+++ b/lib/sisu/v3dv/texpdf_format.rb
@@ -123,7 +123,7 @@ module SiSU_TeX_Pdf
     def longtable_landscape
       end_table='\end{longtable}'
       row_break='\\\\\\'
-      txt=if @dob.is=='table'
+      txt=if @dob.is==:table
         tw=case @dob.tmp[:paper_size]
         when /a4/i;      @tx.a4.landscape.w     #European default, SiSU default
         when /letter/i;  @tx.letter.landscape.w #U.S. default
@@ -168,7 +168,7 @@ module SiSU_TeX_Pdf
     def longtable_portrait
       end_table='\end{longtable}'
       row_break='\\\\\\'
-      txt=if @dob.is=='table'
+      txt=if @dob.is==:table
         tw=case @dob.tmp[:paper_size]
         when /a4/i;      @tx.a4.portrait.w     #European default, SiSU default
         when /letter/i;  @tx.letter.portrait.w #U.S. default
@@ -1176,12 +1176,12 @@ WOK
     end
   end
   class SpecialCharacters
-    def initialize(md,str,is='')
+    def initialize(md,str,is=:default)
       @md,@txt,@is=md,str,is
       @brace_url=SiSU_Viz::Skin.new.url_decoration
       @tex2pdf=@@tex3pdf ||=SiSU_Env::SystemCall.new.tex2pdf_engine
     end
-    def xetex_code_listings(str,is='')                                  # ~ ^ $ & % _ { }  #LaTeX special characters - KEEP list
+    def xetex_code_listings(str,is=:default)                                  # ~ ^ $ & % _ { }  #LaTeX special characters - KEEP list
       word=str.scan(/\S+|\n/) #unless line =~/^(?:@\S|%+\s)/
       para_array=[]
       str=if word
@@ -1194,7 +1194,7 @@ WOK
           para_array << w
         end
         str=para_array.join(' ')
-        str=str.strip unless is=='code'
+        str=str.strip unless is==:code
         str
       else ''
       end
@@ -1226,7 +1226,7 @@ WOK
         gsub(/<sup><font face=symbol>&atild;<\/font><\/sup>/,' ').
         gsub(/\\copy(right|mark)?/,'<=copymark>') # ok problem with superscript
     end
-    def xetex_special_characters_1(str,is='')                                  # ~ ^ $ & % _ { }  #LaTeX special characters - KEEP list
+    def xetex_special_characters_1(str,is=:default)                                  # ~ ^ $ & % _ { }  #LaTeX special characters - KEEP list
       #str=Iconv.conv('ISO-8859-1', 'UTF-8', @txt) # `require': iconv will be deprecated in the future, use String#encode instead.
       word=str.scan(/\S+|\n/) #unless line =~/^(?:@\S|%+\s)/
       para_array=[]
@@ -1249,7 +1249,7 @@ WOK
           para_array << w
         end
         str=para_array.join(' ')
-        str=str.strip unless is=='code'
+        str=str.strip unless is==:code
         str
       else ''
       end
@@ -1258,7 +1258,7 @@ WOK
         gsub(/#{Mx[:br_eof]}/,'').
         gsub(/#{Mx[:br_endnotes]}/,'')
       #problem sequence ->
-      str=str.gsub(/&(?:nbsp);|#{Mx[:nbsp]}/,'\hardspace') unless is=='code'      # < SiSU special character also LaTeX
+      str=str.gsub(/&(?:nbsp);|#{Mx[:nbsp]}/,'\hardspace') unless is==:code      # < SiSU special character also LaTeX
       str=str.gsub(/&(?:lt|#060);/,'\lt').                                         # < SiSU special character also LaTeX
         gsub(/#{Mx[:gl_o]}#(?:gt|062)#{Mx[:gl_c]}/,'\gt').                   # > SiSU special character also LaTeX
         gsub(/#{Mx[:gl_o]}#123#{Mx[:gl_c]}/,'\curlyopen').                   # { SiSU special character also LaTeX
@@ -1282,7 +1282,7 @@ WOK
         gsub(/<sup><font face=symbol>&atild;<\/font><\/sup>/,' ').
         gsub(/\\copy(right|mark)?/,'<=copymark>') # ok problem with superscript
     end
-    def xetex_special_characters_2(str,is='')
+    def xetex_special_characters_2(str,is=:default)
       str=str.gsub(/#{Mx[:gl_o]}#156#{Mx[:gl_c]}/,'\oe ').
         gsub(/\$/,'\$').
         gsub(/\#/,'\#').
@@ -1293,7 +1293,7 @@ WOK
       end
       str=str.gsub(/\{/,'\{').
         gsub(/\}/,'\}')
-      str=if is=='code'
+      str=if is==:code
         str.gsub(/&/,'{\\\&}').
           gsub(/\\~(\\\{)/,'{$\tilde$}\1').
           gsub(/(\\\})\\~/,'\1{$\tilde$}').
@@ -1316,7 +1316,7 @@ WOK
           '\begin{scriptsize}\url{\1}\end{scriptsize}'). #special case \{ e.g. \}http://url
         gsub(/#{Mx[:url_o]}_(\S+?)#{Mx[:url_c]}/,
           '\begin{scriptsize}\\url{\1}\end{scriptsize}') #specially escaped url no decoration
-      unless is=='code'
+      unless is==:code
         str=str.gsub(/(^|#{Mx[:gl_c]}|\s)((?:https?|file|ftp):\/\/\S+?\.[^'"\s]+?)([;.,]?(?=\s|$))/,
           "\\1#{@brace_url.tex_open}\\begin{scriptsize}\\url{\\2}\\end{scriptsize}#{@brace_url.tex_close}\\3") #url matching with decoration <url> positive lookahead, sequence issue with { linked }http://url cannot use \b at start
       end
@@ -1334,7 +1334,7 @@ WOK
         gsub(/#{Mx[:fa_superscript_o]}(.+?)#{Mx[:fa_superscript_c]}/,"\$^{\\textrm{\\1}}\$").
         gsub(/#{Mx[:fa_subscript_o]}(.+?)#{Mx[:fa_subscript_c]}/,"\$_{\\textrm{\\1}}\$").
         gsub(/#{Mx[:fa_monospace_o]}(.+?)#{Mx[:fa_monospace_c]}/,'\begin{monosp}\1\end{monosp}')
-      unless is=='code'
+      unless is==:code
         str=str.gsub(/"(.+?)"/,'“\1”').  # quote marks / quotations open & close " need condition exclude for code
           gsub(/\s+"/,' “').                                # open "
           gsub(/^(#{Mx[:lv_o]}[1-6-]:\S*?#{Mx[:lv_c]}|<.+?>)?\s*"/,'\1“'). #fix Mx[:lv_o] # open "
-- 
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