view demos/shooter/scripts/ships/enemies.py @ 467:4d0aa75a82f1

Added damage so some enemies take more than one hit to destroy. Added the boss at the end of the level. For some reason the high score dialog box that appears after the level is completed causes a crash. Still looking into this one.
author prock@33b003aa-7bff-0310-803a-e67f0ece8222
date Wed, 14 Apr 2010 16:22:36 +0000
parents ac0f62a07a3e
children 3b04e921c93d
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# -*- coding: utf-8 -*-

# ####################################################################
#  Copyright (C) 2005-2009 by the FIFE team
#  http://www.fifengine.de
#  This file is part of FIFE.
#
#  FIFE is free software; you can redistribute it and/or
#  modify it under the terms of the GNU Lesser General Public
#  License as published by the Free Software Foundation; either
#  version 2.1 of the License, or (at your option) any later version.
#
#  This library is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
#  Lesser General Public License for more details.
#
#  You should have received a copy of the GNU Lesser General Public
#  License along with this library; if not, write to the
#  Free Software Foundation, Inc.,
#  51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
# ####################################################################

from fife import fife
from scripts.ships.shipbase import *
from scripts.common.helpers import Rect
from scripts.weapons import *


class EnemyActionListener(ShipActionListener):
	def __init__(self, ship):
		super(EnemyActionListener, self).__init__(ship)

	def onInstanceActionFinished(self, instance, action):
		if action.getId() == 'explode':
			self._ship.removeFromScene()

class BossActionListener(ShipActionListener):
	def __init__(self, ship):
		super(BossActionListener, self).__init__(ship)

	def onInstanceActionFinished(self, instance, action):
		if action.getId() == 'explode':
			self._ship.removeFromScene()
			self._ship.endLevel()

class Saucer1(Ship):
	def __init__(self, scene, name, instance, findInstance=True):
		super(Saucer1, self).__init__(scene, name, findInstance)
		self._instance = instance
		self._dir = 0
		self._time = 500
		self.width = 0.2
		self.height = 0.075
		self.velocity.x = -0.5
		
		self.weapon = Cannon(self._scene, self, 1000)
		self.weapon.projectilevelocity = 0.4
		
		self._actionlistener = EnemyActionListener(self)
		
		self.hitpoints = 1
		self.scorevalue = 50
				
	def update(self):	
		if self._dir == 1:
			self.applyThrust(fife.DoublePoint(0,-0.5))
		elif self._dir == 0:
			self.applyThrust(fife.DoublePoint(0,0.5))
					
		if self._time >= 1000:
			if self._dir == 1:
				self._dir = 0
			elif self._dir == 0:
				self._dir = 1
				
			self._time = 0
		
		self._time += self._scene.timedelta
		
		super(Saucer1, self).update()
		
class Saucer2(Ship):
	def __init__(self, scene, name, instance, findInstance=True):
		super(Saucer2, self).__init__(scene, name, findInstance)
		self._instance = instance
		self._dir = 0
		self._time = 1000
		self.width = 0.2
		self.height = 0.2
		self.velocity.x = -0.1
		
		self.weapon = Cannon(self._scene, self, 2000)
		self.weapon.projectilevelocity = 0.4
		
		self._actionlistener = EnemyActionListener(self)
		
		self.hitpoints = 2
		self.scorevalue = 100

				
	def update(self):	
		if self._dir == 1:
			self.applyThrust(fife.DoublePoint(0,-0.25))
		elif self._dir == 0:
			self.applyThrust(fife.DoublePoint(0,0.25))
					
		if self._time >= 2000:
			if self._dir == 1:
				self._dir = 0
			elif self._dir == 0:
				self._dir = 1
				
			self._time = 0
		
		self._time += self._scene.timedelta
		
		super(Saucer2, self).update()
		
class DiagSaucer(Ship):
	def __init__(self, scene, name, direction, instance, findInstance=True):
		super(DiagSaucer, self).__init__(scene, name, findInstance)
		self._instance = instance
		self.width = 0.2
		self.height = 0.075
		
		if direction == 0:
			self._ythrust = 0.25
		else:
			self._ythrust = -0.25
		
		self.weapon = Cannon(self._scene, self, 2000)
		self.weapon.projectilevelocity = 0.4
		
		self._actionlistener = EnemyActionListener(self)
		
		self.hitpoints = 1
		self.scorevalue = 50
				
	def update(self):	
		self.applyThrust(fife.DoublePoint(-0.25,self._ythrust))
		super(DiagSaucer, self).update()
		
class Streaker(Ship):
	def __init__(self, scene, name, instance, findInstance=True):
		super(Streaker, self).__init__(scene, name, findInstance)
		self._instance = instance
		self.width = 0.2
		self.height = 0.2		
		
		self._maxvelocity = 2.0
		
		self.weapon = Cannon(self._scene, self, 2000)
		self.weapon.projectilevelocity = 1.0
		
		self._actionlistener = EnemyActionListener(self)
		
		self.hitpoints = 2
		self.scorevalue = 150
		
	def update(self):	
		self.applyThrust(fife.DoublePoint(-0.40,0))
		super(Streaker, self).update()
		
class Boss(Ship):
	def __init__(self, scene, name, instance, findInstance=True):
		super(Boss, self).__init__(scene, name, findInstance)
		self._instance = instance
		self.width = 0.2
		self.height = 0.2		
		
		self._maxvelocity = 2.0
		
		self.weapon = Cannon(self._scene, self, 1000)
		self.weapon.projectilevelocity = 0.5
		
		self._actionlistener = BossActionListener(self)
		
		self.hitpoints = 20
		self.scorevalue = 1000
		
	def endLevel(self):
		self._scene.endLevel()
		
	def update(self):
		super(Boss, self).update()