The Display List
- Displaying a frame of a SWF file is a three-stage process:
- 1. Objects are defined with definition tags such as DefineShape, DefineSprite, and so on. Each object is given a unique ID called a character, and is stored in a repository called the dictionary.
- 2. Selected characters are copied from the dictionary and placed on the display list, which is the list of the characters that will be displayed in the next frame.
- 3. Once complete, the contents of the display list are rendered to the screen with ShowFrame.
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Clipping layers
Using the display list
PlaceObject
PlaceObject2
PlaceObject3
ClipEventFlags
RemoveObject
RemoveObject2
ShowFrame
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