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Update guide

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Elisabeth Henry 2017-06-05 03:49:39 +02:00
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guide/if.md
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@ -91,21 +91,27 @@ semicolons.
As other renderers, there are options specific to the interactive
fiction.
**html.if.new_game** allows you to specify Javascript code that will
**html.if.new_game** allows you to specify the path to a Javascript that will
be run at the beginning of the game. Since this code is not embedded
in a function and is at the root (and the beginning) of the document,
it is a good place to declare the global variables you might need,
it is a good place to declare all the functions and the global
variables you might need for your interactive fiction mechanics.
e.g.:
```yaml
html.if.new_game: "var hp = 100;"
html.if.new_game: some_file.js
```
**html.if.new_turn** allows you to specify some Javascript code that
will be executed at the beginning of each segment. E.g.:
**html.if.new_turn** and **html.if.end_turn** allow you to specify some Javascript code that
will be executed at the beginning and the end of each segment. Unlike
`html.if.new_game`, the (usually shorter) code is specified inline,
and can return a string value that will be displayed at the beginning
and the end of each segment. This is exactly like including code
blocks at the beginning or the end of each of your Markdown file. E.g.:
```yaml
html.if.new_turn: "nb_turns += 1;"
html.end_turn: "return 'Turn: ' + nb_turns;"
```
**html.if.script** allows you to specify the name of a Javascript file