Class: GameWindow

Inherits:
Gosu::Window
  • Object
show all
Defined in:
bin/sangaku-eyeball

Instance Method Summary collapse

Constructor Details

#initialize ⇒ GameWindow

Returns a new instance of GameWindow.



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# File 'bin/sangaku-eyeball', line 12

def initialize
  super 800, 600, false
  self.caption = "The Sangaku Eyeball"
  @cursor = Gosu::Image.new(self, File.join(PATH, 'assets', 'cursor.png'), true)
  @target = Gosu::Image.new(self, File.join(PATH, 'assets', 'target.png'), true)
  @poly = Sangaku::Polygon.new
  @line = Sangaku::Line.new([0, 0], [0, 0])
  @mouse = Sangaku::Point.new(0, 0)
  @aabb = nil
  @grid = nil
  @stars = nil
  @state = :waiting
  @running = false
  @smooth = false
end

Instance Method Details

#button_down(id) ⇒ Object 



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# File 'bin/sangaku-eyeball', line 42

def button_down(id)
  case id
    when Gosu::KbEscape
      if @state != :drawing
        if @poly.length == 0
          close
        else
          _clear
        end
      end
    when Gosu::MsLeft
      if @state == :waiting && @poly.length == 0
        @state = :drawing
      end
      if @state == :drawing
        @poly << @mouse
      end
    when Gosu::MsRight
      if @state == :drawing
        _commit
      end
    when Gosu::KbRight
      if @poly.length > 2
        if @state == :waiting
          @state = :gridify
        end
        if @state != :drawing
          _step
        end
      end
    when Gosu::KbSpace
      if @poly.length > 2 && @state == :waiting
        @state = :gridify
      end
      if @state != :waiting && @state != :drawing
        @running = !@running
      end
  end
end

#draw ⇒ Object 



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# File 'bin/sangaku-eyeball', line 82

def draw
  @poly.draw(self)
  @line.draw(self) if @state == :drawing
  if @poly.closed?
    @aabb.draw(self)
    @aabb.mid.draw(@target, [-16, -16]) if @state != :fittest
    @grid.draw(self) unless @grid.nil? || @state != :pointify
    @stars.each { |s| s.draw(self) } unless @stars.nil? || @state != :fittest
  end
  @mouse.draw(@cursor, [-8, -8])
end

#update ⇒ Object 



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# File 'bin/sangaku-eyeball', line 28

def update
  @mouse.x = mouse_x
  @mouse.y = mouse_y
  @line.p1 = @poly.points.last
  @line.p2 = @mouse
  if @running
    _step
    if @aabb.w < 8
      @running = false
      @state = :waiting
    end
  end
end