refreshDpi.markdown

device.refreshDpi()

Type	function
Library	device.*
Return value	nil
Keywords	refresh, dpi, xdpi, ydpi, orientation
See also	Sample code, orientation, xdpi, ydpi

Overview

This function refreshes the xdpi and ydpi for the device, based on the orientation. Orientation changes may result in dpi changes if the display is stretched.

Syntax

device.refreshDpi()

Examples

local device = require 'plugin.device'

print(device.orientation, device.xdpi, device.ydpi)

local function onOrientationChanged(event)
	device.refreshDpi()
	print(device.orientation, device.xdpi, device.ydpi)
end

Runtime:addEventListener("orientation", onOrientationChanged)