Make pools with generations and bind mouse position logic

samples/button.rb

@@ -16,7 +16,7 @@ text = ElementText.new :btn_text, default_font, position: {x: 50, y: 50}, z: 1,
 
 rect = ElementRect.new({x: 50, y: 50, w: 100, h: 25}, 0xFF0000FF, z: 0)
 
-image_element = ElementImage.new bg_animation, position: {x: 0, y: 0}, z: -1
+image_element = ElementImage.new bg_animation, position: {x: 0, y: 0}, z: -1, click_through: true
 
 rect.on_click do
   rect.color = rect.color == 0xFF0000FF ?
@@ -73,15 +73,17 @@ main_scene.on_update do |delta_time|
   # commented out to avoid spamming the console, but you can uncomment to see the delta time being printed every frame
   # runs at 60fps, so you should see around 16-17ms being printed
 
-  # simple logic to handle hover
-  pos = App.mouse_position
-  next if pos.nil? # mouse position can be nil if the window is not focused, so we skip the hover logic in that case
-  elements = main_scene.elements_at(*pos.values)
-  if elements.include?(rect)
-    rect.color = 0x0000FFFF
-  else # also handles nil case, if the mouse is not over any element, we reset the color
-    rect.color = 0xFF0000FF
+  el = main_scene.elements_at(App.mouse_position)
+  for elem in el
+    if elem == image_element
+      puts "Hovering over image element"
+    elsif elem == rect
+      puts "Hovering over rect element"
+    elsif elem == text
+      puts "Hovering over text element"
+    end
   end
+
 end
 
 main_scene << text