DgsLabelGetFontHeight

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

Syntax

float dgsLabelGetFontHeight ( element theLabel )

Required Arguments

theLabel: The text label to get the font height from.

Returns

Returns the absolute height of the font currently used in the text label if the function is successful, false otherwise.

Example

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

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

-- create the label
local myLabel = DGS:dgsCreateLabel ( 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 label
DGS:dgsSetSize ( myLabel, DGS:dgsLabelGetTextExtent ( myLabel ), DGS:dgsLabelGetFontHeight ( myLabel ), false )

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