Add menu

src/galaxy.kv

@@ -1 +1,9 @@
+#:import menu menu
+
 MainWidget:
+
+
+<MainWidget>:
+    menu_widget: menu_widget
+    MenuWidget:
+        id: menu_widget

src/main.py

@@ -11,13 +11,20 @@
 from kivy.graphics.vertex_instructions import Line, Quad, Triangle
 from kivy.properties import Clock, NumericProperty
 from kivy.uix.widget import Widget
+from kivy.uix.relativelayout import RelativeLayout
+from kivy.lang import Builder
+from kivy.properties import ObjectProperty
 
+Builder.load_file("menu.kv")
 
-class MainWidget(Widget):
+
+class MainWidget(RelativeLayout):
 	from transforms import tranform_perspective, transform, transform_2D
 	from user_actions import (keyboard_closed, on_keyboard_down, on_keyboard_up,
 	                          on_touch_down, on_touch_up)
 
+	menu_widget = ObjectProperty()
+
 	perspective_point_x = NumericProperty(0)
 	perspective_point_y = NumericProperty(0)
 	current_offset_y = NumericProperty(0)
@@ -47,6 +54,7 @@ class MainWidget(Widget):
 	ship_coordinates = [(0, 0), (0, 0), (0, 0)]
 
 	state_game_over = False
+	state_game_has_started = False
 
 
 	def __init__(self, **kwargs):
@@ -272,7 +280,7 @@ def update(self, dt):
 		self.update_tiles()
 		self.update_ship()
 
-		if not self.state_game_over:
+		if not self.state_game_over and self.state_game_has_started:
 			speed_y = self.SPEED * self.height / 100
 			self.current_offset_y += speed_y * time_factor
 
@@ -289,7 +297,14 @@ def update(self, dt):
 
 		if not self.check_ship_collision() and not self.state_game_over:
 			self.state_game_over = True
+			self.menu_widget_opacity = 1
 			print("GAME OVER")
+
+
+	def on_menu_button_pressed(self):
+		print("BUTTON")
+		self.state_game_has_started = True
+		self.menu_widget.opacity = 0
 
 
 class GalaxyApp(App):

src/menu.kv

@@ -0,0 +1,16 @@
+
+
+<MenuWidget>:
+    canvas.before:
+        Color:
+            rgba: 0, 0, 0, .8
+        Rectangle:
+            size: self.size
+    Label:
+        text: "TITLE"
+        pos_hint: { "center_x": .5, "center_y": .6 }
+    Button:
+        text: "OK"
+        pos_hint: { "center_x": .5, "center_y": .4 }
+        size_hint: .2, .1
+        on_press: root.parent.on_menu_button_pressed()

src/menu.py

@@ -0,0 +1,9 @@
+from kivy.uix.relativelayout import RelativeLayout
+
+
+class MenuWidget(RelativeLayout):
+    def on_touch_down(self, touch):
+        if self.opacity == 0:
+            return False
+
+        return super(RelativeLayout, self).on_touch_down(touch)

src/user_actions.py

@@ -1,11 +1,14 @@
+from kivy.uix.relativelayout import RelativeLayout
+
+
 def keyboard_closed(self):
 	self._keyboard_unbind(on_key_down=self.on_keyboard_down)
 	self._keyboard_unbind(on_key_up=self.on_keyboard_up)
 	self._keyboard = None
 
 
 def on_keyboard_down(self, keyboard, keycode, text, modifiers):
-	
+
 	if keycode[1] == 'left' or keycode[0] == 1073741904:
 		self.current_speed_x = self.SPEED_X
 
@@ -21,10 +24,14 @@ def on_keyboard_up(self, keyboard, keycode):
 
 
 def on_touch_down(self, touch):
-	if touch.x < self.width / 2:
-		self.current_speed_x = self.SPEED_X
-	else:
-		self.current_speed_x = -self.SPEED_X
+	if not self.state_game_over and self.state_game_has_started:
+		if touch.x < self.width / 2:
+			self.current_speed_x = self.SPEED_X
+
+		else:
+			self.current_speed_x = -self.SPEED_X
+
+	return super(RelativeLayout, self).on_touch_down(touch)
 
 
 def on_touch_up(self, touch):