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Revised 3.7.1

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Jonatan Pålsson 2011-05-12 22:26:22 +02:00
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@ -6415,8 +6415,8 @@ Typical communication
This case study describes the flow through the GGS when a typical command This case study describes the flow through the GGS when a typical command
is encountered. is encountered.
Below is a case study where a chat client sends a message to change the Below is a case study where a chat client sends a message to change the
nick of a user. nick name of a user.
The actual code performing the change of a nick in JavaScript is discussed The actual code performing the change of a nick name in JavaScript is discussed
in section in section
\begin_inset CommandInset ref \begin_inset CommandInset ref
LatexCommand ref LatexCommand ref
@ -6463,7 +6463,8 @@ The protocol parser sends this Erlang touple back to the player process.
\end_layout \end_layout
\begin_layout Enumerate \begin_layout Enumerate
The player process checks if it is a Server-Command or a Game-Command. The player process checks if the command is is a Server-Command or a Game-Comman
d.
In our example it is a Game-Command and it sends the message to the table In our example it is a Game-Command and it sends the message to the table
process. process.
\end_layout \end_layout
@ -6475,31 +6476,23 @@ The table process sends it to its own Game VM process.
\begin_layout Enumerate \begin_layout Enumerate
The game VM process calls the function The game VM process calls the function
\emph on \emph on
playerCommand(
\begin_inset Quotes eld \begin_inset ERT
status open
\begin_layout Plain Layout
{
\backslash
tt playerCommand(278d5 ..
49, nick, Peter)
\emph on
}
\end_layout
\end_inset \end_inset
278d5002-77d6-11e0-b772-af884def5349
\begin_inset Quotes erd
\end_inset
,
\begin_inset Quotes eld
\end_inset
nick
\begin_inset Quotes erd
\end_inset
,
\begin_inset Quotes eld
\end_inset
Peter
\begin_inset Quotes erd
\end_inset
)
\emph default \emph default
within the JavaScript VM. within the JavaScript VM.
\end_layout \end_layout
@ -6520,25 +6513,70 @@ reference "sec:Example-of-a-GGS-app"
we see that the GGS-functions we see that the GGS-functions
\emph on \emph on
GGS.localStorage.setItem(key, value)
\begin_inset ERT
status open
\begin_layout Plain Layout
{
\backslash
tt GGS.localStorage.setItem(key, value)
\emph on
}
\end_layout
\end_inset
\emph default \emph default
and and
\emph on \emph on
GGS.localStorage(key)
\begin_inset ERT
status open
\begin_layout Plain Layout
{
\backslash
tt GGS.localStorage(key)
\emph on
}
\end_layout
\end_inset
\emph default \emph default
are used. are used.
Both are callbacks coupled to the database module functions. Both are callbacks coupled to the database module functions.
\end_layout \end_layout
\begin_layout Enumerate \begin_layout Enumerate
Data is being read from and written to the database and handed over to the Data is read from and written to the database and handed over to the JSVM
JSVM via the database process. via the database process.
\end_layout \end_layout
\begin_layout Enumerate \begin_layout Enumerate
In the example the In the example the
\emph on \emph on
GGS.sendCommandToAll()
\begin_inset ERT
status open
\begin_layout Plain Layout
{
\backslash
tt GGS.sendCommandToAll()
\emph on
}
\end_layout
\end_inset
\emph default \emph default
is being called then which is a callback to a function of the table module is being called then which is a callback to a function of the table module
which iterates through its player list and sends the command to every player. which iterates through its player list and sends the command to every player.