DgsButtonGetTextExtent

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This function returns the extent, or width, of the current text inside a DGS button.

Syntax

float dgsButtonGetTextExtent ( element theButton )

Required Arguments

  • theButton: The button to get the text extent from.

Returns

Returns the absolute width of the current text inside the button if the function is successful, false otherwise.

Example

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

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

-- create the button
local myButton = DGS:dgsCreateButton ( 10, 10, 0, 0, "This is my text container", false, myWindow )

-- get the (absolute) text extent and font height, and use these to size the button
DGS:dgsSetSize ( myButton, DGS:dgsButtonGetTextExtent ( myButton ), DGS:dgsButtonGetFontHeight ( myButton ), false )

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