Update example

Author: Artur Ostręga

example/src/game.rb

@@ -1,7 +1,7 @@
 require 'spaces/world' #
 
-class Example < Yeah::Game
-#class Example < Game
+class Game < Yeah::Game
+  self.title = "Example Game"
   display.size = 640, 360
   self.space = World
 end

example/src/spaces/world.rb

@@ -4,15 +4,15 @@
 class World < Yeah::Space #
 #class World < Space
   self.size = 640, 360
-  self.clear_color = 0.5, 0.7, 0.5
+  self.color = 0.5, 0.7, 0.5
 
-  def initialize
+  def initialize(game)
     super
 
-    things << Cloud.new(x: width * 0.6, y: height * 0.8)
-    things << Cloud.new(x: width * 0.2, y: height * 0.7)
-    things << Cloud.new(x: width * 0.1, y: height * 0.9)
-    things << Duck.new(x: 10, y: 10)
+    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))
   end
 end

example/src/things/cloud.rb

@@ -4,7 +4,7 @@ class Cloud < Yeah::Thing #
 #class Cloud < Thing
   self.look = CloudLook #
 
-  def act(input, space, elapsed)
+  def act(elapsed)
     self.x -= 10 * elapsed
   end
 end

example/src/things/duck.rb

@@ -5,7 +5,21 @@ class Duck < Yeah::Thing #
 #class Duck < Thing
   self.look = DuckLook #
 
-  def act(input, space, elapsed)
-    self.x += 30 * elapsed
+  def act(elapsed)
+    if keyboard.pressing? :left
+      self.x -= speed * elapsed
+    end
+
+    if keyboard.pressing? :right
+      self.x += speed * elapsed
+    end
+
+    if keyboard.released? :space
+      puts "Quack!"
+    end
+  end
+
+  def speed
+    30
   end
 end