#LyX 2.2 created this file. For more info see http://www.lyx.org/
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\author -1402925745 "Günter Milde"
\end_header

\begin_body

\begin_layout Section*
\noindent
Font-encoding changes for non-Latin scripts
\end_layout

\begin_layout Standard
LyX supports letters in non-Latin scripts (Greek and Cyrillic) with 8-bit
 LaTeX fonts via automatic insertion of 
\emph on
font encoding
\emph default
 switches in the LaTeX source.
\end_layout

\begin_layout Itemize
\noindent
The 
\begin_inset Quotes eld
\end_inset


\backslash
textgreek
\begin_inset Quotes erd
\end_inset

 command switches to the Greek font
\emph on
 
\emph default
encoding
\emph on
 
\emph default

\begin_inset Quotes eld
\end_inset

LGR
\begin_inset Quotes erd
\end_inset

, the 
\begin_inset Quotes eld
\end_inset


\backslash
textcyrillic
\begin_inset Quotes erd
\end_inset

 command switches to 
\begin_inset Quotes eld
\end_inset

T2A
\begin_inset Quotes erd
\end_inset

.
\end_layout

\begin_layout Itemize
\noindent
If the text language is Greek/Russian, the font encoding switch is handled
 by 
\begin_inset Quotes eld
\end_inset

Babel
\begin_inset Quotes erd
\end_inset

.
 In any other case, the 
\begin_inset Quotes eld
\end_inset

textgreek
\begin_inset Quotes erd
\end_inset

/
\begin_inset Quotes erd
\end_inset

textcyr
\begin_inset Quotes erd
\end_inset

 wrapper is required to select a font that supports the Greek/Cyrillic script.
\end_layout

\begin_layout Itemize
\noindent
The test (and eventual wrapping) must be done for all characters requiring
 the textgreek/textcyr feature (not only for the characters that cannot
 be encoded in the \SpecialChar LaTeX
 input encoding).
\end_layout

\begin_layout Subsection*
\noindent
Test
\end_layout

\begin_layout Itemize
\noindent
Greek script in English text: 
\begin_inset Quotes eld
\end_inset

τελευταίας έκδοσης του GRASS
\begin_inset Quotes erd
\end_inset


\end_layout

\begin_layout Itemize
\noindent
Greek script in Greek text: 
\begin_inset Quotes eld
\end_inset


\lang greek
τελευταίας έκδοσης του
\lang english
 GRASS
\begin_inset Quotes erd
\end_inset


\end_layout

\begin_layout Itemize
\noindent
Cyrillic script in English text: добро пожаловать!
\end_layout

\begin_layout Itemize
\noindent
Cyrillic script in Russian text: 
\lang russian
добро пожаловать!
\end_layout

\begin_layout Standard
\noindent
Test wrapper boundaries:
\end_layout

\begin_layout Itemize
\noindent
Adjacent Greek and Cyrillic letters: λογοςдобро and доброλογος.
\end_layout

\begin_layout Itemize
\noindent
Adjacent Latin and 
\begin_inset Quotes eld
\end_inset

alien
\begin_inset Quotes erd
\end_inset

 letters: γσsg gsσγ гсsg gsсг.
\end_layout

\begin_layout Itemize
\noindent
Adjacent Latin and 
\begin_inset Quotes eld
\end_inset

alien
\begin_inset Quotes erd
\end_inset

 letters in Greek/Russian: 
\lang greek
γσsg gsσγ
\lang english
 
\lang russian
гсsg gsсг
\lang english
.
\end_layout

\begin_layout Itemize
\noindent
Insets, table: 
\begin_inset Note Greyedout
status open

\begin_layout Plain Layout
добро
\end_layout

\end_inset

, 
\begin_inset Note Greyedout
status open

\begin_layout Plain Layout
λογος
\end_layout

\end_inset

, 
\begin_inset Tabular
<lyxtabular version="3" rows="1" columns="2">
<features tabularvalignment="middle">
<column alignment="center" valignment="top">
<column alignment="center" valignment="top">
<row>
<cell alignment="center" valignment="top" topline="true" bottomline="true" leftline="true" usebox="none">
\begin_inset Text

\begin_layout Plain Layout
добро
\end_layout

\end_inset
</cell>
<cell alignment="center" valignment="top" topline="true" bottomline="true" leftline="true" rightline="true" usebox="none">
\begin_inset Text

\begin_layout Plain Layout
λογος
\end_layout

\end_inset
</cell>
</row>
</lyxtabular>

\end_inset

.
\end_layout

\begin_layout Itemize
\noindent
Font attribute change: 
\series bold
доб
\series default
ро λογ
\series bold
ος
\series default
, 
\strikeout on
доб
\strikeout default
ро λογ
\strikeout on
ος
\end_layout

\begin_layout Itemize
\noindent
Language change: 
\lang afrikaans
доб
\lang english
ро λογ
\lang afrikaans
ος.
\end_layout

\begin_layout Itemize
Change-tracking: 
\change_deleted -1402925745 1551826123
доб
\change_unchanged
ро λο
\change_deleted -1402925745 1551826128
γος
\change_unchanged
, 
\change_inserted -1402925745 1551826325
доб
\change_unchanged
ро λο
\change_inserted -1402925745 1551826220
γος
\change_unchanged
.
\end_layout

\begin_layout Standard
\noindent
Test combining unicode characters,
\end_layout

\begin_layout Quote
\noindent

\lang greek
ᾶ/
\lang english
ᾶ, 
\lang greek
ά
\lang english
/ά (pre-composed) vs.
 
\lang greek
α̃
\lang english
/α̃ (combining tilde).
\end_layout

\begin_layout Quote
\noindent
Greek: α̃ α̊ α̂ and να̃ να̊ να̂ (e.g.
 Ἀθη̃ναι)
\end_layout

\begin_layout Quote
Cyrillic: и̃ и̊ а́ and си̃ си̊ са́ (e.g.
 Самова́р)
\end_layout

\end_body
\end_document