55 lines
1.5 KiB
Python
55 lines
1.5 KiB
Python
"""
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Flying enemy entity class
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"""
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import pygame
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import random
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import math
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import os
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from Enemy import Enemy
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class FlyingEnemy(Enemy):
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imgDir = os.path.join(os.path.dirname(__file__), 'data')
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senemyImage = pygame.image.load(os.path.join(imgDir, 'fenemy.png'))#.convert()
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images = (
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pygame.transform.scale(senemyImage.subsurface((0, 0, 16, 8)), (64, 32)),
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pygame.transform.scale(senemyImage.subsurface((16, 0, 16, 8)), (64, 32)),
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pygame.transform.scale(senemyImage.subsurface((32, 0, 16, 8)), (64, 32)),
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)
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for image in images:
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image.set_colorkey((255,0,255))
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def __init__(self, mainGameClass):
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Enemy.__init__(self, mainGameClass)
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self.updateCount = 0
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self.currentImage = 0
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self.subtype = random.randint(1, 10)
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self.image = FlyingEnemy.images[self.currentImage]
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self.rect = self.image.get_rect()
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self.height -= self.rect.height/2 + 10 + 10*self.subtype
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self.rect.center = (mainGameClass.getScreenWidth() + self.rect.width,
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self.height)
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self.speed = self.thisGame.getGameSpeed()*2
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def update(self):
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super().update()
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self.updateCount += 1
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if self.updateCount >= 22 - math.log2(self.thisGame.getGameSpeed()) * 2:
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self.currentImage += 1
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if self.currentImage >= len(FlyingEnemy.images):
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self.currentImage = 0
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self.image = FlyingEnemy.images[self.currentImage]
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self.updateCount = 0
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