forked from ayte/PinmikPanik
44 lines
1.4 KiB
Python
44 lines
1.4 KiB
Python
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from gamedata.objects.base import BaseObject
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import math
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class Skies(BaseObject):
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def __init__(self,game,basesky="skies/base.png",nightsky="skies/night.png",daysky="skies/day.png"):
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super().__init__(0,0,game,game.DISPLAY_WIDTH,game.DISPLAY_HEIGHT)
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size = [game.DISPLAY_WIDTH,game.DISPLAY_HEIGHT]
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self.basesky = game.pygame.transform.scale(game.sprite_lib[basesky],size)
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self.nightsky = game.pygame.transform.scale(game.sprite_lib[nightsky],size)
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self.daysky = game.pygame.transform.scale(game.sprite_lib[daysky],size)
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self.blackrect = game.pygame.Surface(size)
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self.blackrect.fill([0]*3)
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self.speed = 0.02
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self.timeelapsed = 0
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self.depth = -2
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self.blackrectalpha = 0.5
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def step(self):
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self.timeelapsed+=self.game.dt
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self.cosvalue = math.cos(self.timeelapsed*self.speed)
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def draw(self):
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self.game.window.blit(self.basesky,[0,0])
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if self.cosvalue<0:
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self.nightsky.set_alpha(-self.cosvalue*255)
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self.game.window.blit(self.nightsky,[0,0])
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else:
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self.daysky.set_alpha(self.cosvalue*255)
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self.game.window.blit(self.daysky,[0,0])
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def afterdraw(self):
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if self.cosvalue<0:
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self.blackrect.set_alpha(-self.cosvalue*255*self.blackrectalpha)
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self.game.realwindow.blit(self.blackrect,[0,0])
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