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Diffstat (limited to 'Animation Styles/AnimatedSprite.py')
| -rwxr-xr-x | Animation Styles/AnimatedSprite.py | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/Animation Styles/AnimatedSprite.py b/Animation Styles/AnimatedSprite.py deleted file mode 100755 index 6796600..0000000 --- a/Animation Styles/AnimatedSprite.py +++ /dev/null @@ -1,141 +0,0 @@ -import pygame - -class Spritesheet: - """ - Class from http://www.scriptedfun.com/transcript-2-using-sprite-sheets-and-drawing-the-background/ - - This class can be used to seporate images from the sprite sheet - """ - def __init__(self, filename): - self.sheet = pygame.image.load(filename)#.convert() - - def imgat(self, rect): - rect = pygame.Rect(rect) - image = pygame.Surface(rect.size)#.convert() - image.blit(self.sheet, (0, 0), rect) - return image - - def imgsat(self, rects): - imgs = [] - for rect in rects: - imgs.append(self.imgat(rect)) - return imgs - - def img_extract( self, cols, rows, width, height ): - rect_list = [] - for y in range(0, rows): - for x in range(0, cols): - rect_list.append( (width*x, height*y, width, height) ) - return self.imgsat( rect_list) - - -class AnimatedSprite(pygame.sprite.Sprite): - """ - http://shinylittlething.com/2009/07/21/pygame-and-animated-sprites/ - """ - - def __init__(self,images,textfileName,fps = 10): - pygame.sprite.Sprite.__init__(self) - self._images = images - - # Track the time we started, and the time between updates. - # Then we can figure out when we have to switch the image. - self._start = pygame.time.get_ticks() - self._delay = 1000 / fps - self._last_update = 0 - self._frame = 0 - self.animations = {} - - if textfileName != '': - f = open(textfileName, 'r') - currentLine = f.readline() - while currentLine != '': - animValues = currentLine.split(",") - #This is a list called animations that at each position contains a list of two values. the first value is the start position - #of the given animation and the second is the end position of the given animation - self.animations[animValues[0]] = [int(animValues[1]), int(animValues[2])] - currentLine = f.readline() - - # Call update to set our first image. - #self.update(pygame.time.get_ticks()) - - def addImages(self, images): - - self._images.extend(images) - - def update(self, t): - # This method updates the animation in a situation where there is only one animation contained within the object. - - #calculates the amount of time that has passed since the last update - timePassed = t - self._last_update - #checks if enough time has passed that it would need to update the frame of the animation - if timePassed > self._delay: - #since enough time has passed, it will determine how many times the frame was supposed to change since the last update - frameChanges = int(timePassed/self._delay) - #goes to the frame that it should be at right now and skips any frames that would have already been over and done with - self._frame += frameChanges - #checks if the current frame is past the final frame and continues to check over and over until it is not - while self._frame >= len(self._images): - #since we are past the final frame it is now figuring out how many frames past the final frame we have actually gone - framesPast = self._frame - len(self._images) - #sets the current frame to the frame it should be at - self._frame = framesPast - 1 - #sets the current image to the image associated with the current frame - self.image = self._images[self._frame] - #sets the last update value to the current time so that at the next update the time change is accurate - self._last_update = t - - def updateAnimation(self, t, animName): - # This method updates the animation based on the start and end frame of the specific animation you are on. - #This means that if your object contains multiple animations, you can use this method to reference the exact - #animation that you are using. - - #calculates the amount of time that has passed since the last update - timePassed = t - self._last_update - #checks if enough time has passed that it would need to update the frame of the animation - if timePassed > self._delay: - #Checks to make sure that the current frame is actually set to a position within the animation - if self._frame < self.animations.get(animName)[0] or self._frame > self.animations.get(animName)[1]: - #corrects the position of the current frame - self._frame = self.animations.get(animName)[0] - #since enough time has passed, it will determine how many times the frame was supposed to change since the last update - frameChanges = int(timePassed/self._delay) - #goes to the frame that it should be at right now and skips any frames that would have already been over and done with - self._frame += frameChanges - #checks if the current frame is past the final frame of the current animation and continues to check over and over - #until it is not - while self._frame >= self.animations.get(animName)[1]: - #Determines how many frames past the final frame of the animation it is - framesPast = self._frame - self.animations.get(animName)[1] - #Sets the current frame to the frame it should be at - self._frame = framesPast - 1 + self.animations.get(animName)[0] - #sets the current image to the image associated with the current frame - self.image = self._images[self._frame] - #sets the last update value to the current time so that at the next update the time change is accurate - self._last_update = t - - def nextFrame(self): - # This definition is designed to simply move to the next frame. - # All of the other definitions only move to the nex frame if - # enough time has passed based on the framerate. With this - # definition I can go right to the next frame allowing me to - # see how fast a framerate I can get to and not be limited by - # what I define. - - self._frame += 1 - if self._frame >= len(self._images): - framesPast = self._frame - len(self._images) - self._frame = framesPast - self.image = self._images[self._frame] - - def nextAnimFrame(self, animName): - # This definition is designed to simply move to the next frame of the specified animation. - if self._frame < self.animations[animName][0]: - self._frame = self.animations[animName][0] - - self._frame += 1 - if self._frame > self.animations[animName][1]: - framesPast = self._frame - self.animations[animName][1] - self._frame = framesPast - 1 + self.animations[animName][0] - self.image = self._images[self._frame] - |