[LyX/master] Do not output bidi direction macros in passthru context

[Juergen Spitzmueller]

commit e83e64c4474e916c6ef6c1699e4be9140f3c8bdb
Author: Juergen Spitzmueller <sp...@lyx.org>
Date:   Fri Oct 21 10:40:19 2016 +0200

    Do not output bidi direction macros in passthru context
    
    Part of #10434.
---
 src/Font.cpp |   18 ++++++++++--------
 1 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/src/Font.cpp b/src/Font.cpp
index d4de17a..9124f0a 100644
--- a/src/Font.cpp
+++ b/src/Font.cpp
@@ -343,10 +343,11 @@ int Font::latexWriteStartChanges(odocstream & os, 
BufferParams const & bparams,
        // the numbers are written Left-to-Right. ArabTeX package
        // reorders the number automatically but the packages used
        // for Hebrew and Farsi (Arabi) do not.
-       if (bits_.number() == FONT_ON && prev.fontInfo().number() != FONT_ON
-               && (language()->lang() == "hebrew"
-                       || language()->lang() == "farsi" 
-                       || language()->lang() == "arabic_arabi")) {
+       if (!runparams.pass_thru && bits_.number() == FONT_ON
+           && prev.fontInfo().number() != FONT_ON
+           && (language()->lang() == "hebrew"
+               || language()->lang() == "farsi" 
+               || language()->lang() == "arabic_arabi")) {
                os << "{\\beginL ";
                count += 9;
        }
@@ -521,10 +522,11 @@ int Font::latexWriteEndChanges(otexstream & os, 
BufferParams const & bparams,
        // the numbers are written Left-to-Right. ArabTeX package
        // reorders the number automatically but the packages used
        // for Hebrew and Farsi (Arabi) do not.
-       if (bits_.number() == FONT_ON && next.fontInfo().number() != FONT_ON
-               && (language()->lang() == "hebrew"
-                       || language()->lang() == "farsi"
-                       || language()->lang() == "arabic_arabi")) {
+       if (!runparams.pass_thru && bits_.number() == FONT_ON
+           && next.fontInfo().number() != FONT_ON
+           && (language()->lang() == "hebrew"
+               || language()->lang() == "farsi"
+               || language()->lang() == "arabic_arabi")) {
                os << "\\endL}";
                count += 6;
        }