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[[  | __NOTOC__  | ||
{{Server function}}  | |||
This function returns the current text of the specified [[textitem]].  | |||
==Syntax==    | ==Syntax==    | ||
<syntaxhighlight lang="lua">  | <syntaxhighlight lang="lua">  | ||
string textItemGetText ( textitem   | string textItemGetText ( textitem theTextitem )  | ||
</syntaxhighlight>    | </syntaxhighlight>    | ||
===Required Arguments===    | ===Required Arguments===    | ||
*'''  | *'''theTextitem:''' A valid [[textitem]].  | ||
===Returns===  | ===Returns===  | ||
Returns   | Returns a [[string]] containing the text if the function was successful, ''false'' otherwise.  | ||
==Example==    | ==Example==    | ||
Increment a score display. In real scripts it's of course better to keep a global 'score' variable which can be incremented directly.  | |||
<syntaxhighlight lang="lua">  | <syntaxhighlight lang="lua">  | ||
--  | function givePoint ( thePlayer )  | ||
    local scoretextitem = scoretextitems[thePlayer]    -- find the score text item that belongs to this player  | |||
--  |     local score = textItemGetText ( scoretextitem )    -- read the text (a score number)  | ||
    score = tostring(tonumber(score) + 1)              -- convert to number, add 1, convert to text  | |||
    textItemSetText ( scoretextitem, score )           -- put the new score on the text item  | |||
end  | |||
</syntaxhighlight>  | </syntaxhighlight>  | ||
==See Also==  | ==See Also==  | ||
{{  | {{Text functions}}  | ||
Latest revision as of 21:13, 29 October 2023
This function returns the current text of the specified textitem.
Syntax
string textItemGetText ( textitem theTextitem )
Required Arguments
- theTextitem: A valid textitem.
 
Returns
Returns a string containing the text if the function was successful, false otherwise.
Example
Increment a score display. In real scripts it's of course better to keep a global 'score' variable which can be incremented directly.
function givePoint ( thePlayer )
    local scoretextitem = scoretextitems[thePlayer]    -- find the score text item that belongs to this player
    local score = textItemGetText ( scoretextitem )    -- read the text (a score number)
    score = tostring(tonumber(score) + 1)              -- convert to number, add 1, convert to text
    textItemSetText ( scoretextitem, score )           -- put the new score on the text item
end
See Also
- textCreateDisplay
 - textCreateTextItem
 - textDestroyDisplay
 - textDestroyTextItem
 - textDisplayAddObserver
 - textDisplayAddText
 - textDisplayGetObservers
 - textDisplayIsObserver
 - textDisplayRemoveObserver
 - textDisplayRemoveText
 - textItemGetColor
 - textItemGetPosition
 - textItemGetPriority
 - textItemGetScale
 - textItemGetText
 - textItemSetColor
 - textItemSetPosition
 - textItemSetPriority
 - textItemSetScale
 - textItemSetText