TextItemGetScale: Difference between revisions

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===Required Arguments===  
===Required Arguments===  
*'''theTextitem:''' The text item you wish to retreive the scale of
*'''theTextitem:''' The text item you wish to retrieve the scale of


===Returns===
===Returns===
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==Example==  
==Example==  
This example retreives the scale of the ''theTextitem'' text item, and if it is too small it enlarges it so it is more visible.
This example retrieves the scale of the 'theTextItem' text item, and if it is too small it enlarges it so it is more visible.
<syntaxhighlight lang="lua">
<syntaxhighlight lang="lua">
scale = textItemGetScale ( theTextitem )  --get the scale of theTextitem and define it as 'scale'
scale = textItemGetScale ( theTextitem )  -- get the scale of theTextItem and store it in the 'scale' variable
if scale < 0.5 then --if the scale is smaller than 0.5
if scale < 0.5 then                       -- if the scale is smaller than 0.5
     textItemSetScale ( theTextitem, 1.0 ) --then restore it to default size, 1.0.
     textItemSetScale ( theTextItem, 1.0 ) -- then restore it to default size, 1.0.
end
end
</syntaxhighlight>
</syntaxhighlight>

Revision as of 18:29, 21 August 2007

This function allows retrieval of the scale or size of a text item.

Syntax

float textItemGetScale ( textitem theTextitem )             

Required Arguments

  • theTextitem: The text item you wish to retrieve the scale of

Returns

Returns a floating point of the scale of the text. 1.0 is around 12pt.

Example

This example retrieves the scale of the 'theTextItem' text item, and if it is too small it enlarges it so it is more visible.

scale = textItemGetScale ( theTextitem )  -- get the scale of theTextItem and store it in the 'scale' variable
if scale < 0.5 then                       -- if the scale is smaller than 0.5
    textItemSetScale ( theTextItem, 1.0 ) -- then restore it to default size, 1.0.
end

See Also