Python messaging.SpeedChanged类代码示例

	def speed_set(self, ticks, suggestion=False):
		"""Set game speed to ticks ticks per second"""
		old = self.timer.ticks_per_second
		self.timer.ticks_per_second = ticks
		self.view.map.setTimeMultiplier(float(ticks) / float(GAME_SPEED.TICKS_PER_SECOND))
		if old == 0 and self.timer.tick_next_time is None: # back from paused state
			if self.paused_time_missing is None:
				# happens if e.g. a dialog pauses the game during startup on hotkeypress
				self.timer.tick_next_time = time.time()
			else:
				self.timer.tick_next_time = time.time() + (self.paused_time_missing / ticks)
		elif ticks == 0 or self.timer.tick_next_time is None:
			# go into paused state or very early speed change (before any tick)
			if self.timer.tick_next_time is not None:
				self.paused_time_missing = (self.timer.tick_next_time - time.time()) * old
			else:
				self.paused_time_missing = None
			self.timer.tick_next_time = None
		else:
			"""
			Under odd circumstances (anti-freeze protection just activated, game speed
			decremented multiple times within this frame) this can delay the next tick
			by minutes. Since the positive effects of the code aren't really observeable,
			this code is commented out and possibly will be removed.

			# correct the time until the next tick starts
			time_to_next_tick = self.timer.tick_next_time - time.time()
			if time_to_next_tick > 0: # only do this if we aren't late
				self.timer.tick_next_time += (time_to_next_tick * old / ticks)
			"""

		SpeedChanged.broadcast(self, old, ticks)

	def end(self):
		# unsubscribe early, to avoid messages coming in while we're shutting down
		SpeedChanged.unsubscribe(self._on_speed_changed)
		NewDisaster.unsubscribe(self._on_new_disaster)
		NewSettlement.unsubscribe(self._on_new_settlement)
		PlayerLevelUpgrade.unsubscribe(self._on_player_level_upgrade)
		MineEmpty.unsubscribe(self._on_mine_empty)
		ZoomChanged.unsubscribe(self._update_zoom)
		GuiAction.unsubscribe(self._on_gui_click_action)
		GuiHover.unsubscribe(self._on_gui_hover_action)
		GuiCancelAction.unsubscribe(self._on_gui_cancel_action)

		self.mainhud.mapEvents({
			'zoomIn' : None,
			'zoomOut' : None,
			'rotateRight' : None,
			'rotateLeft': None,

			'destroy_tool' : None,
			'build' : None,
			'diplomacyButton' : None,
			'gameMenuButton' : None
		})
		self.mainhud.hide()
		self.mainhud = None

		self.windows.close_all()
		self.message_widget = None
		self.minimap = None
		self.resource_overview.end()
		self.resource_overview = None
		self.keylistener = None
		self.cityinfo.end()
		self.cityinfo = None
		self.hide_menu()

		if self.cursor:
			self.cursor.remove()
			self.cursor.end()
			self.cursor = None

		LastActivePlayerSettlementManager().remove()
		LastActivePlayerSettlementManager.destroy_instance()

		self.production_finished_icon_manager.end()
		self.production_finished_icon_manager = None
		self.status_icon_manager.end()
		self.status_icon_manager = None

		super(IngameGui, self).end()

	def end(self):
		self.mainhud.mapEvents({
			'zoomIn' : None,
			'zoomOut' : None,
			'rotateRight' : None,
			'rotateLeft': None,

			'destroy_tool' : None,
			'build' : None,
			'diplomacyButton' : None,
			'gameMenuButton' : None
		})

		self.message_widget = None
		self.minimap = None
		self.resource_overview.end()
		self.resource_overview = None
		self.keylistener = None
		self.cityinfo.end()
		self.cityinfo = None
		self.hide_menu()
		SettlerUpdate.unsubscribe(self._on_settler_level_change)
		SpeedChanged.unsubscribe(self._on_speed_changed)
		self.session.view.remove_change_listener(self._update_zoom)

		if self.cursor:
			self.cursor.remove()
			self.cursor.end()
			self.cursor = None

		LastActivePlayerSettlementManager().remove()
		LastActivePlayerSettlementManager.destroy_instance()

		self.production_finished_icon_manager.end()
		self.production_finished_icon_manager = None
		self.status_icon_manager.end()
		self.status_icon_manager = None

		super(IngameGui, self).end()

	def __init__(self, session):
		super(IngameGui, self).__init__()
		self.session = session
		assert isinstance(self.session, horizons.session.Session)
		self.settlement = None
		self._old_menu = None

		self.cursor = None
		self.coordinates_tooltip = None

		self.keylistener = IngameKeyListener(self.session)

		self.cityinfo = CityInfo(self)
		LastActivePlayerSettlementManager.create_instance(self.session)

		self.message_widget = MessageWidget(self.session)

		# Windows
		self.windows = WindowManager()
		self.show_popup = self.windows.show_popup
		self.show_error_popup = self.windows.show_error_popup

		self.logbook = LogBook(self.session, self.windows)
		self.players_overview = PlayersOverview(self.session)
		self.players_settlements = PlayersSettlements(self.session)
		self.players_ships = PlayersShips(self.session)

		self.chat_dialog = ChatDialog(self.windows, self.session)
		self.change_name_dialog = ChangeNameDialog(self.windows, self.session)
		self.pausemenu = PauseMenu(self.session, self, self.windows, in_editor_mode=False)
		self.help_dialog = HelpDialog(self.windows, session=self.session)

		# Icon manager
		self.status_icon_manager = StatusIconManager(
			renderer=self.session.view.renderer['GenericRenderer'],
			layer=self.session.view.layers[LAYERS.OBJECTS]
		)
		self.production_finished_icon_manager = ProductionFinishedIconManager(
			renderer=self.session.view.renderer['GenericRenderer'],
			layer=self.session.view.layers[LAYERS.OBJECTS]
		)

		# 'minimap' is the guichan gui around the actual minimap, which is saved
		# in self.minimap
		self.mainhud = load_uh_widget('minimap.xml')
		self.mainhud.position_technique = "right:top"

		icon = self.mainhud.findChild(name="minimap")
		self.minimap = Minimap(icon,
		                       targetrenderer=horizons.globals.fife.targetrenderer,
		                       imagemanager=horizons.globals.fife.imagemanager,
		                       session=self.session,
		                       view=self.session.view)

		def speed_up():
			SpeedUpCommand().execute(self.session)

		def speed_down():
			SpeedDownCommand().execute(self.session)

		self.mainhud.mapEvents({
			'zoomIn' : self.session.view.zoom_in,
			'zoomOut' : self.session.view.zoom_out,
			'rotateRight' : Callback.ChainedCallbacks(self.session.view.rotate_right, self.minimap.rotate_right),
			'rotateLeft' : Callback.ChainedCallbacks(self.session.view.rotate_left, self.minimap.rotate_left),
			'speedUp' : speed_up,
			'speedDown' : speed_down,
			'destroy_tool' : self.toggle_destroy_tool,
			'build' : self.show_build_menu,
			'diplomacyButton' : self.show_diplomacy_menu,
			'gameMenuButton' : self.toggle_pause,
			'logbook' : lambda: self.windows.toggle(self.logbook)
		})
		self.mainhud.show()

		hotkey_replacements = {
			'rotateRight': 'ROTATE_RIGHT',
			'rotateLeft': 'ROTATE_LEFT',
			'speedUp': 'SPEED_UP',
			'speedDown': 'SPEED_DOWN',
			'destroy_tool': 'DESTROY_TOOL',
			'build': 'BUILD_TOOL',
			'gameMenuButton': 'ESCAPE',
			'logbook': 'LOGBOOK',
		}
		for (widgetname, action) in hotkey_replacements.iteritems():
			widget = self.mainhud.findChild(name=widgetname)
			keys = horizons.globals.fife.get_keys_for_action(action)
			# No `.upper()` here: "Pause" looks better than "PAUSE".
			keyname = HOTKEYS.DISPLAY_KEY.get(keys[0], keys[0].capitalize())
			widget.helptext = widget.helptext.format(key=keyname)

		self.resource_overview = ResourceOverviewBar(self.session)

		# Register for messages
		SpeedChanged.subscribe(self._on_speed_changed)
		NewDisaster.subscribe(self._on_new_disaster)
		NewSettlement.subscribe(self._on_new_settlement)
		PlayerLevelUpgrade.subscribe(self._on_player_level_upgrade)
		MineEmpty.subscribe(self._on_mine_empty)
#.........这里部分代码省略.........

	def __init__(self, session, gui):
		super(IngameGui, self).__init__()
		self.session = session
		assert isinstance(self.session, horizons.session.Session)
		self.main_gui = gui
		self.settlement = None
		self._old_menu = None

		self.cursor = None
		self.coordinates_tooltip = None

		self.keylistener = IngameKeyListener(self.session)

		self.cityinfo = CityInfo(self)
		LastActivePlayerSettlementManager.create_instance(self.session)

		self.message_widget = MessageWidget(self.session)

		# Windows
		self.windows = WindowManager()

		self.logbook = LogBook(self.session, self.windows)
		self.players_overview = PlayersOverview(self.session)
		self.players_settlements = PlayersSettlements(self.session)
		self.players_ships = PlayersShips(self.session)

		self.chat_dialog = ChatDialog(self.windows, self.session)
		self.change_name_dialog = ChangeNameDialog(self.windows, self.session)
		self.pausemenu = PauseMenu(self.session, self, self.windows, in_editor_mode=False)
		self.help_dialog = HelpDialog(self.windows, session=self.session)

		# Icon manager
		self.status_icon_manager = StatusIconManager(
			renderer=self.session.view.renderer['GenericRenderer'],
			layer=self.session.view.layers[LAYERS.OBJECTS]
		)
		self.production_finished_icon_manager = ProductionFinishedIconManager(
			renderer=self.session.view.renderer['GenericRenderer'],
			layer=self.session.view.layers[LAYERS.OBJECTS]
		)

		# 'minimap' is the guichan gui around the actual minimap, which is saved
		# in self.minimap
		self.mainhud = load_uh_widget('minimap.xml')
		self.mainhud.position_technique = "right+0:top+0"

		icon = self.mainhud.findChild(name="minimap")
		self.minimap = Minimap(icon,
		                       targetrenderer=horizons.globals.fife.targetrenderer,
		                       imagemanager=horizons.globals.fife.imagemanager,
		                       session=self.session,
		                       view=self.session.view)

		def speed_up():
			SpeedUpCommand().execute(self.session)

		def speed_down():
			SpeedDownCommand().execute(self.session)

		self.mainhud.mapEvents({
			'zoomIn' : self.session.view.zoom_in,
			'zoomOut' : self.session.view.zoom_out,
			'rotateRight' : Callback.ChainedCallbacks(self.session.view.rotate_right, self.minimap.rotate_right),
			'rotateLeft' : Callback.ChainedCallbacks(self.session.view.rotate_left, self.minimap.rotate_left),
			'speedUp' : speed_up,
			'speedDown' : speed_down,
			'destroy_tool' : self.toggle_destroy_tool,
			'build' : self.show_build_menu,
			'diplomacyButton' : self.show_diplomacy_menu,
			'gameMenuButton' : self.toggle_pause,
			'logbook' : lambda: self.windows.toggle(self.logbook)
		})
		self.mainhud.show()

		self.resource_overview = ResourceOverviewBar(self.session)

		# Register for messages
		SpeedChanged.subscribe(self._on_speed_changed)
		NewDisaster.subscribe(self._on_new_disaster)
		NewSettlement.subscribe(self._on_new_settlement)
		PlayerLevelUpgrade.subscribe(self._on_player_level_upgrade)
		MineEmpty.subscribe(self._on_mine_empty)
		self.session.view.add_change_listener(self._update_zoom)

		self._display_speed(self.session.timer.ticks_per_second)