8款很实用的Actionscript写的位图(BitMap)操作类

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AS3 bitmap mosaic class

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This class will allow you to create a pixellated copy of any display object. It allows for varying pixel sizes and caching of rendered pixels so you don’t have to redraw them every time.

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Active Window Blur

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It has detail code and examples show how the class works.

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Animated Bitmap Class

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The AnimatedBitmap class provides functionality for Bitmap objects that are animated by using a series of still images. When creating a new AnimatedBitmap you provide a BitmapData object that contains an image that consists of the ’single-frame’ images for the animation.

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CollisionDetection Class

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CollisionDetection class is really simple to work with, there is a single static method called checkForCollision with four parameters. movieClip1, movieClip2 The MovieClip instances to check for collision. alphaTolerance a number from 0 to 255 that specifies the transparency tolerance when testing the collision. A higher number will increase the tolerance (ie. allow more transparent parts of the MovieClip to register collisions). Defaults to 255.

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DistortImage Class

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It is an updated version of the original?turned on by default).

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Reflection class

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It is a simple class for creating a reflection below any type of displayObject in AS3.