(glgui-battery g x y w h v)

glgui-battery adds a battery icon to the screen (without callback, i.e. not clickable). It changes it colors at predefined levels: yellow at <50% and red at <25%, and warning at <10%

Parameter	Description
g	The Graphical User Interface (GUI) this widget belongs to
x	Lower left corner along the x-axis in pixels
y	Lower left corner along the y-axis in pixels
w	Width of the element in pixels
h	Height of the element in pixels
v	Specifies the battery filling value in percent

Example

Example 1: Place a battery symbol at x=10, y=400, which is 40% full, thereby yellow

(set! gui:main (make-glgui))
(glgui-battery gui:main 10 400 40 18 40)