DgsWindowGetFontHeight

This function returns the height of the font currently used in title text of a DGS window.

Syntax

float dgsWindowGetFontHeight ( element theWindow )

Required Arguments

theWindow: The window to get the font height from.

Returns

Returns the absolute height of the font currently used in the 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 )

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