Update example

Author: Artur Ostręga

example/src/spaces/world.rb

@@ -9,10 +9,10 @@ class World < Yeah::Space #
   def initialize(game)
     super
 
-    things << Cloud.new(game: game, x: width * 0.6, y: height * 0.8)
-    things << Cloud.new(game: game, x: width * 0.2, y: height * 0.7)
-    things << Cloud.new(game: game, x: width * 0.1, y: height * 0.9)
-    things << Duck.new(game: game, x: 10, y: 10)
-    #things << Duck.new(position: Vec2.divide(size, 2))
+    things << Cloud.new(game, x: width * 0.6, y: height * 0.8)
+    things << Cloud.new(game, x: width * 0.2, y: height * 0.7)
+    things << Cloud.new(game, x: width * 0.1, y: height * 0.9)
+    things << Duck.new(game, x: 10, y: 10)
+    #things << Duck.new(game, position: Vec2.divide(size, 2))
   end
 end

example/src/things/duck.rb

@@ -23,6 +23,11 @@ def act(elapsed)
       puts "*flap flap*"
       self.position = mouse.position
     end
+
+    if mouse.pressed? :middle
+      display.width += 10
+      display.height += 10
+    end
   end
 
   def speed