dodge/runner.rb at master · agent8905/dodge · GitHub

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class Runner

  def initialize(game_window)
    @game_window = game_window
    @icon = Gosu::Image.new(@game_window, "images/runner.png", true)
    @x = rand(game_window.width)
    @y = rand(game_window.height)
    @speed = 10
  end

  def x
    @x
  end

  def y
    @y
  end

  def draw
    @icon.draw(@x,@y,1)
  end

  def move_left
    if @x <= 0
      @x = 0
    else
      @x = @x - @speed
    end
  end
  def touch?(hunters, wall)
    hunters.any? {|h| Gosu::distance(@x, @y, h.x, h.y) < 10} or
    wall.any? {|h| Gosu::distance(@x, @y, h.x, h.y) < 10}
  end
  def move_right
    if @x >=(@game_window.width - @icon.width)
      @x = @game_window.width - @icon.width
    else
      @x = @x + @speed
    end
  end

  def move_up
    if @y <= 0
      @y = 0
    else
      @y = @y - @speed
    end
  end

  def move_down
    if @y >= (@game_window.height-@icon.height)
      @y = @game_window.height - @icon.height
    else
      @y = @y + @speed
    end
  end

end