first commit

ball.rb

@@ -0,0 +1,34 @@
+class Ball
+   def initialize(game_window)
+     @game_window = game_window
+     @icon = Gosu::Image.new(@game_window, "images/ball.png", true)
+   reset!
+   end
+
+   def update
+     if @y > @game_window.height
+    reset!
+     else
+     @y = @y +20
+   # @x = @x + 5
+   # hey Tom... if you uncomment the above line...diagonal balls
+      end
+    end
+
+   def draw
+     @icon.draw(@x,@y, 2)
+   end
+
+   def x
+     @x
+   end
+
+   def y
+     @y
+   end
+
+   def reset!
+     @y = 0
+     @x = rand(@game_window.width)
+   end
+ end

my_game.rb

@@ -0,0 +1,80 @@
+# $: << File.expand_path(File.dirname(__FILE__))
+
+require 'rubygems'
+require 'gosu'
+require 'player'
+require 'ball'
+
+class MyGame < Gosu::Window
+  def initialize
+    super(1200, 1000, false)
+    @player1 = Player.new(self)
+    @balls = 6.times.map {Ball.new(self)}
+    @running = true
+    @pause = false
+  end
+
+  def button_down(id)
+    if id == Gosu::Button::KbP
+      if @pause == false
+        @pause = true
+      else
+        @pause = false
+      end
+    end
+  end
+
+  def update
+    if @pause == false
+
+      if @running
+        if button_down? Gosu::Button::KbLeft
+          @player1.move_left
+        end
+
+        if button_down? Gosu::Button::KbRight
+          @player1.move_right
+        end
+
+        if button_down? Gosu::Button::KbUp
+          @player1.move_up
+        end
+
+        if button_down? Gosu::Button::KbDown
+          @player1.move_down
+        end
+
+        @balls.each {|ball| ball.update}
+
+        if @player1.hit_by? @balls
+          stop_game!
+        end
+
+    else
+        #the game is currently stopped
+      if button_down? Gosu::Button::KbEscape
+          restart_game
+      end
+    end
+  end
+end
+
+
+    def draw
+      @player1.draw
+      @balls.each {|ball| ball.draw}
+     end
+
+     def stop_game!
+       @running = false
+     end
+
+     def restart_game
+       @running = true
+       @balls.each {|ball| ball.reset!}
+     end
+
+end
+game = MyGame.new
+game.show
+

player.rb

@@ -0,0 +1,52 @@
+class Player
+
+  def initialize(game_window)
+      @game_window = game_window
+      @icon = Gosu::Image.new(@game_window, "images/kirby.png", true)
+      @x = 50
+      @y = 800
+      @z = 90
+   end
+
+ def draw
+    @icon.draw(@x,@y, 1)
+ end
+
+  def move_left
+    if @x < 0
+      @x = 0
+    else
+      @x = @x - 10
+    end
+  end
+
+  def move_right
+    if @x > (@game_window.width - @z)
+      @x = @game_window.width - @z
+    else
+    @x = @x + 10
+    end
+  end
+
+  def move_up
+    if @y < 0
+      @y = 0
+    else
+      @y = @y - 10
+    end
+  end
+
+  def move_down
+    if @y > (@game_window.height - @z)
+      @y = @game_window.height - @z
+    else
+      @y = @y + 10
+    end
+  end
+
+  def hit_by?(balls)
+   balls.any? {|ball| Gosu::distance(@x, @y, ball.x, ball.y) < 50}
+  end
+
+
+end