+(define-method (set-font! (skin <gui-skin>) font . rest)
+ (let-keywords rest #f
+ ((which 'default))
+ (let ((setFont (get-irrlicht-proc "setFont" skin)))
+ (setFont skin font which))))
+
+(export <gui-skin> set-font!)
+
+
+;; IGUIFont
+(define-class <gui-font> (<reference-counted>)
+ (irr-class #:init-value "IGUIFont"))
+
+(export <gui-font>)
+
+
+;; IGUIButton
+(define-class <gui-button> (<gui-element>)
+ (irr-class #:init-value "IGUIButton"))
+
+(export <gui-button>)
+
+
+;; IGUIScrollBar
+(define-class <gui-scrollbar> (<gui-element>)
+ (irr-class #:init-value "IGUIScrollBar"))
+
+(define-method (set-max! (scrollbar <gui-scrollbar>) max)
+ (let ((setMax (get-irrlicht-proc "setMax" scrollbar)))
+ (setMax scrollbar max)))
+
+(define-method (set-position! (scrollbar <gui-scrollbar>) pos)
+ (let ((setPos (get-irrlicht-proc "setPos" scrollbar)))
+ (setPos scrollbar pos)))
+
+(export <gui-scrollbar> set-max! set-position!)