fix: clickOnceListener would not fired if screen is magnified

src/net/torvald/terrarum/ui/UICanvas.kt

@@ -190,7 +190,7 @@ abstract class UICanvas(
         if (!uiItems.contains(uiItem)) uiItems.add(uiItem)
     }
 
-    fun mouseInScreen(x: Int, y: Int) = x in 0 until App.scr.width && y in 0 until App.scr.height
+    fun mouseInScreen(x: Int, y: Int) = x in 0 until App.scr.windowW && y in 0 until App.scr.windowH
 
     /**
      * Called by the screen's InputProcessor

src/net/torvald/terrarum/ui/UIItem.kt

@@ -215,6 +215,8 @@ abstract class UIItem(var parentUI: UICanvas, val initialX: Int, val initialY: I
         return false
     }
     open fun touchDown(screenX: Int, screenY: Int, pointer: Int, button: Int): Boolean {
+        // FIXME does not work with magnified screen
+
         var actionDone = false
 
         if (parentUI.isVisible && isActive) {

src/net/torvald/terrarum/ui/UIItemToggleButton.kt

@@ -5,6 +5,7 @@ import com.badlogic.gdx.graphics.Camera
 import com.badlogic.gdx.graphics.Color
 import com.badlogic.gdx.graphics.Texture
 import com.badlogic.gdx.graphics.g2d.SpriteBatch
+import net.torvald.terrarum.App
 import net.torvald.terrarum.CommonResourcePool
 import net.torvald.terrarum.blendNormalStraightAlpha
 import net.torvald.terrarum.toInt