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import pygame
class Scene:
def __init__(self, drawableObjects):
self._my_Objects = []
cnt = 0
while cnt < len(drawableObjects):
self._my_Objects.append([drawableObjects[cnt],drawableObjects[cnt].getXPos(),drawableObjects[cnt].getYPos()])
cnt += 1
self.xPos = 0
self.yPos = 0
self.xSize = 0
self.ySize = 0
self.calcPosition()
self.calcSize()
self.setRelativePositions()
def calcPosition(self):
lowestX = 9000
lowestY = 9000
cnt = 0
while cnt < len(self._my_Objects):
if self._my_Objects[cnt][0].getXPos() < lowestX: lowestX = self._my_Objects[cnt][0].getXPos()
if self._my_Objects[cnt][0].getYPos() < lowestY: lowestY = self._my_Objects[cnt][0].getYPos()
cnt += 1
self.xPos = lowestX
self.yPos = lowestY
def calcSize(self):
highestX = 0
highestY = 0
cnt = 0
while cnt < len(self._my_Objects):
if self._my_Objects[cnt][0].getXPos() + self._my_Objects[cnt][0].getXSize() > highestX: highestX = self._my_Objects[cnt][0].getXPos() + self._my_Objects[cnt][0].getXSize()
if self._my_Objects[cnt][0].getYPos() + self._my_Objects[cnt][0].getYSize() > highestY: highestY = self._my_Objects[cnt][0].getYPos() + self._my_Objects[cnt][0].getYSize()
cnt += 1
self.xSize = highestX - self.xPos
self.ySize = highestY - self.yPos
def addObjects(self, newDrawableObjects):
cnt = 0
while cnt < len(newDrawableObjects):
self._my_Objects.append([newDrawableObjects[cnt],newDrawableObjects[cnt].getXPos(),newDrawableObjects[cnt].getYPos()])
cnt += 1
self.calcPosition()
self.calcSize()
self.setRelativePositions()
def setRelativePositions(self):
cnt = 0
while cnt < len(self._my_Objects):
self._my_Objects[cnt][1] = self._my_Objects[cnt][1] - self.xPos
self._my_Objects[cnt][2] = self._my_Objects[cnt][2] - self.yPos
cnt += 1
def removeObject(self, index):
if index < len(self._my_Objects): del self._my_Objects[index]
def getObject(self, index):
if index < len(self._my_Objects):
return self._my_Objects[index][0]
def getListSize(self):
return len(self._my_Objects)
def moveObjects(self):
cnt = 0
while cnt < len(self._my_Objects):
self._my_Objects[cnt][0].move()
cnt += 1
self.calcPosition()
self.calcSize()
self.setRelativePositions()
def moveScene(self, xNudge = 0, yNudge = 0):
cnt = 0
while cnt < len(self._my_Objects):
self._my_Objects[cnt][0].nudge(xNudge, yNudge)
cnt += 1
self.calcPosition()
def setPosition(self, newXPos = None, newYPos = None):
if newXPos != None: self.xPos = newXPos
if newYPos != None: self.yPos = newYPos
cnt = 0
while cnt < len(self._my_Objects):
self._my_Objects[cnt][0].setPosition(self.xPos + self._my_Objects[cnt][1], self.yPos + self._my_Objects[cnt][2])
cnt += 1
def getXPos(self):
return self.xPos
def getYPos(self):
return self.yPos
def getXSize(self):
return self.xSize
def getYSize(self):
return self.ySize
def scaleObjects(self, newXSize = None, newYSize = None):
cnt = 0
while cnt < len(self._my_Objects):
self._my_Objects[cnt][0].scale(newXSize, newYSize)
cnt += 1
def scaleScene(self, newXSize = None, newYSize = None):
xScale = 1
yScale = 1
if newXSize != None: xScale = (newXSize * 1.0)/self.xSize
if newYSize != None: yScale = (newYSize * 1.0)/self.ySize
cnt = 0
while cnt < len(self._my_Objects):
self._my_Objects[cnt][0].scale(xScale * self._my_Objects[cnt][0].getXSize(), yScale * self._my_Objects[cnt][0].getYSize())
self._my_Objects[cnt][1] = xScale * self._my_Objects[cnt][1]
self._my_Objects[cnt][2] = yScale * self._my_Objects[cnt][2]
cnt += 1
self.setPosition()
def updateAnimations(self, t):
cnt = 0
while cnt < len(self._my_Objects):
self._my_Objects[cnt][0].updateCurrentAnimation(t)
cnt += 1
def nextFrame(self):
cnt = 0
while cnt < len(self._my_Objects):
self._my_Objects[cnt][0].nextFrame()
cnt += 1
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