TextDisplayAddObserver: Difference between revisions

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__NOTOC__
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==Description==
{{Server function}}
This function adds a [[player]] as an observer of a [[textdisplay]]. This allows the [[player]] to see any [[textitem]]s that the [[textdisplay]] contains.
This function adds a [[player]] as an observer of a [[textdisplay]]. This allows the [[player]] to see any [[textitem]]s that the [[textdisplay]] contains.


==Syntax==
==Syntax==
void textDisplayAddObserver ( [[textdisplay]] textDisplay, [[player]] playerToAdd )
<syntaxhighlight lang="lua">void textDisplayAddObserver ( textdisplay display, player playerToAdd )</syntaxhighlight>


===Required Arguments===
===Required Arguments===


* '''textDisplay''': The [[textdisplay]] to add the player to as an observer.
* '''display''': The [[textdisplay]] to add the [[player]] to as an observer.
* '''playerToAdd ''': The [[player]] that should observe the [[textdisplay]].
* '''playerToAdd''': The [[player]] that should observe the [[textdisplay]].


==Example==
==Example==
textDisplay = [[textCreateDisplay]] ();
<syntaxhighlight lang="lua">
[[textDisplayAddObserver]] ( textDisplay, player );
function MyTestTextFunction ()
textItem = [[textCreateTextItem]] ( "Hello World", 0.5, 0.5, "low", 255, 0, 0, 0, 1.0 );
display = textCreateDisplay ()                 -- create a new display, store the reference in a variable called display
[[textDisplayAddText]] ( textDisplay, textItem );
textDisplayAddObserver ( display, thePlayer ) -- add an observer to it
text = textCreateTextItem ( "Hello World", 0.5, 0.5, "medium", 255, 0, 0, 255, 2, "left", "top", 255) --red text of 24pt at the center of your screen
textDisplayAddText ( display, text )           -- Add the text item to the text display
end
</syntaxhighlight>
 
==See Also==
{{Text functions}}

Latest revision as of 15:35, 23 June 2014

This function adds a player as an observer of a textdisplay. This allows the player to see any textitems that the textdisplay contains.

Syntax

void textDisplayAddObserver ( textdisplay display, player playerToAdd )

Required Arguments

Example

function MyTestTextFunction ()
display = textCreateDisplay ()                 -- create a new display, store the reference in a variable called display
textDisplayAddObserver ( display, thePlayer )  -- add an observer to it
text = textCreateTextItem ( "Hello World", 0.5, 0.5, "medium", 255, 0, 0, 255, 2, "left", "top", 255) --red text of 24pt at the center of your screen
textDisplayAddText ( display, text )           -- Add the text item to the text display
end

See Also


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