ActionScript, in case you're not familiar with it, is a scripting language commonly used in Flash.

ActionSction is a scripting language that allows you to create Flash applications.Adobe AIR (Adobe Integrated Runtime) with Ajax: Visual QuickPro GuideĪlong with the AIR and Flash APIs, and existing JavaScript frameworks, another way to add functionality to your applications is to tie into an ActionScript library.

Action instructions like 'Push', 'Pop', 'Add', 'Subtract', and 'CallFunction' can execute ActionScript code.

Action instructions like 'GotoFrame' can alter Flash Player's timeline.

SWF file DOACTION tags provides Action instructions to each frame if needed.Flash Player executes Action instructions if provided in frame when show frame event is triggered.SWF file DEFINESHAPE tags define 'characters' in the 'dictionary' to help creating objects in the display list.SWF file PLACEOBJECT and REMOVEOBJECT tags add and remove objects to and from the display list.SWF file SHOWFRAME tags synchronize tag processing flow with Flash Player's timeline.

Flash Player renders all objects currently in the display list on the display screen.Flash Player follows a timeline to trigger show frame events based a predefined frame rate parameter.More Action Instructions and Less SWF Tags Showing SWF Tag Details - 'swfdump -full'Ĭreating Display Objects with Action Instructions

SWF Tag Process Flow - SHOWFRAME Synchronization Topics include Flash Player timeline, frame rate and show frame event SWF file SHOWFRAME tag synchronization rendering objects in the display list executing action instructions in action lists associated with frames altering Flash Player timeline stack machine used by action instructions.įlash Player Lifecycle - Timeline and Frame Rate This chapter provides tutorial notes and example codes on rules used by Flash Player when processing SWF files. Flash Tutorials - Herong's Tutorial Examples

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