DgsWindowGetTextExtent: Difference between revisions

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(Created page with "{{Client function}} __NOTOC__ This function returns the extent, or width, of the current title text of a DGS window. ==Syntax== <syntaxhighlight lang="lua"> float dgsWindowGetTextExtent ( element theWIndow ) </syntaxhighlight> ===Required Arguments=== *'''theWIndow:''' The window to get the title text extent from. ===Returns=== Returns the absolute width of the the current title text of a DGS window if the function is successful, ''false'' otherwise. ==Example== T...")
 
 
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Line 17: Line 17:
<syntaxhighlight lang="lua">
<syntaxhighlight lang="lua">
DGS = exports.dgs
DGS = exports.dgs
-- create the window (the container for our label)
-- create the window
local myWindow = DGS:dgsCreateWindow ( 0, 0, 0.5, 0.4, "Information", true )
local myWindow = DGS:dgsCreateWindow ( 0, 0, 0.5, 0.4, "Information", true )


Line 23: Line 23:
local textExtent = DGS:dgsWindowGetTextExtent( myWindow )
local textExtent = DGS:dgsWindowGetTextExtent( myWindow )
local fontHeight = DGS:dgsWindowGetFontHeight( myWindow )
local fontHeight = DGS:dgsWindowGetFontHeight( myWindow )
DGS:dgsSetSize ( myWindow, textExtent, _, false)
DGS:dgsSetSize ( myWindow, textExtent, _, false )
DGS:dgsSetProperty ( myWindow, "titleHeight", fontHeight )
DGS:dgsSetProperty ( myWindow, "titleHeight", fontHeight )
</syntaxhighlight>
</syntaxhighlight>

Latest revision as of 13:54, 3 November 2022

This function returns the extent, or width, of the current title text of a DGS window.

Syntax

float dgsWindowGetTextExtent ( element theWIndow )

Required Arguments

  • theWIndow: The window to get the title text extent from.

Returns

Returns the absolute width of the the current title text of a DGS window if the function is successful, false otherwise.

Example

This example creates a window, gets the title text extent and font height, and sets the window width and height size according to these values. 

DGS = exports.dgs
-- create the window
local myWindow = DGS:dgsCreateWindow ( 0, 0, 0.5, 0.4, "Information", true )

-- get the (absolute) text extent and font height, and use these to resize the window width and title height
local textExtent = DGS:dgsWindowGetTextExtent( myWindow )
local fontHeight = DGS:dgsWindowGetFontHeight( myWindow )
DGS:dgsSetSize ( myWindow, textExtent, _, false )
DGS:dgsSetProperty ( myWindow, "titleHeight", fontHeight )

See Also

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