clean some code

core/Cursor.gd

@@ -81,7 +81,7 @@ func resetCast(bFull = false):
 	CastResult.clear()
 	hoveredObjects.clear()
 	if bFull:
-		if (hoveredObject and hoveredObject.has_method("on_unhover")):
+		if (hoveredObject != null and hoveredObject.has_method("on_unhover")):
 			hoveredObject.on_unhover()
 		hoveredObject = null
 		hoveredSticker = null

prefab/solid_sticker.tscn

@@ -9,6 +9,7 @@ region = Rect2(384, 64, 288, 224)
 [sub_resource type="GDScript" id="GDScript_uqtu8"]
 script/source = "@tool
 extends Sprite2D
+var OutlineMat:ShaderMaterial = preload(\"res://shaders/shaderMaterial_Outline.tres\")
 
 @export_group(\"Sticker Detection Shape\")
 @export var StickerShape :Shape2D:
@@ -44,6 +45,22 @@ extends Sprite2D
 		$StaticBody2D/CollisionShape2D.rotation = CollisionRotation
 		$StaticBody2D/CollisionShape2D.queue_redraw()
 		
+func on_released():
+	print(self,\" released\")
+
+func on_click():
+	print(self,\" clicked\")
+
+func on_hover():
+	material = OutlineMat 
+	queue_redraw()
+
+func on_unhover():
+	material = null
+	queue_redraw()
+
+func on_grab(_offset:Vector2=Vector2(0.0,0.0)):
+	pass
 "
 
 [sub_resource type="RectangleShape2D" id="RectangleShape2D_ep5ck"]