+ # Aspect ratio of the screen, `width / height`
+ fun aspect_ratio: Float do return width.to_f / height.to_f
+
+ # Is the cursor locked et the center of the screen?
+ var lock_cursor = false is writable
+
+ # Is the cursor visible?
+ #
+ # Only affects the desktop implementations.
+ var show_cursor: Bool = true is writable
+
+ # Number of bits used for the red value in the color buffer
+ fun red_bits: Int do return 8
+
+ # Number of bits used for the green value in the color buffer
+ fun green_bits: Int do return 8
+
+ # Number of bits used for the blue value in the color buffer
+ fun blue_bits: Int do return 8
+