Class: Gtk::Pong::Window

Inherits:
Window
  • Object
show all
Includes:
BaseModule
Defined in:
lib/games_paradise/pong/gtk/cairo_pong.rb

Constant Summary collapse

NAMESPACE =
#

NAMESPACE

#
inspect

Instance Method Summary collapse

Constructor Details

#initialize(speed = 30) ⇒ Window

#

initialize

#


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# File 'lib/games_paradise/pong/gtk/cairo_pong.rb', line 199

def initialize(speed = 30)
  super()
  reset
  @speed = speed
  self.title = 'Pong Demonstration'
  signal_connect(:destroy) { Gtk.main_quit }
  signal_connect(:key_press_event) { |widget, event|
    if event.state.control_mask? and event.keyval == Gdk::Keyval::GDK_q
      destroy
      true
    else
      false
    end
  }
  set_default_size(260, 200)
  @field = Field.new
  @drawing_area = gtk_drawing_area
  set_expose_event

  vb = Gtk::VBox.new(false, 5)
  vb.border_width = 10
  vb.pack_start(@drawing_area, true, true, 0)
  vb.show_all
  add(vb)

  Gtk.timeout_add(@speed) {
    @field.update
    @drawing_area.queue_draw unless @drawing_area.destroyed?
  }
  move(0, 0)
end

Instance Method Details

#reset ⇒ Object

#

reset

#


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# File 'lib/games_paradise/pong/gtk/cairo_pong.rb', line 234

def reset
  # ======================================================================= #
  # === @configuration
  # ======================================================================= #
  @configuration = [true, __dir__, NAMESPACE]
end

#set_expose_event ⇒ Object

#

set_expose_event

#


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# File 'lib/games_paradise/pong/gtk/cairo_pong.rb', line 244

def set_expose_event
  @drawing_area.signal_connect(:expose_event) { |widget, event|
    cr = widget.window.create_cairo_context
    cr.scale(*widget.window.size)
    @field.draw(cr)
  }
end