[ #23 ] Refactored to save memory. Now it's perfectly implemented.

Closes #23.

src/org/frice/Game.kt

@@ -133,9 +133,15 @@ open class Game @JvmOverloads constructor(layerCount: Int = 1) : JFrame(), Frice
 	}
 
 	override fun measureText(text: FText): FRectangle {
-		val font = text.`font tmp obj`
 		val g = drawer.g
-		return FRectangle(if (font is Font) font.getStringBounds(text.text, g.fontRenderContext) else g.fontMetrics.getStringBounds(text.text, g))
+		val font = text.`font tmp obj` as? Font ?: g.font
+		return FRectangle(font.getStringBounds(text.text, g.fontRenderContext))
+	}
+
+	override fun measureTextWidth(text: FText): Int {
+		val g = drawer.g
+		val font = text.`font tmp obj` as? Font ?: g.font
+		return g.getFontMetrics(font).stringWidth(text.text)
 	}
 
 	/**

src/org/frice/platform/FriceGame.kt

@@ -228,10 +228,18 @@ interface FriceGame : TitleOwner, Sized, Resizable {
 
 	/**
 	 * measures the width and height of the text.
+	 * @see measureTextWidth if you only care about the width
 	 * @param text the text
 	 * @return the width and height of the text, according to it's font
 	 */
 	fun measureText(text: FText): FRectangle
-	fun measureTextWidth(text: FText): Int = measureText(text).width
+
+	/**
+	 * if you only care about width, choose this.
+	 * @param text the text
+	 * @return the width of the text, according to it's font
+	 */
+	fun measureTextWidth(text: FText): Int
+
 	fun measureTextHeight(text: FText): Int = measureText(text).height
 }