GameCheetah is an AS3 library designed for quickly prototyping games using FlashDevelop or FlashBuilder.

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##Changes: ###v1.2.1

• added <Renderable>.hFlipped, <Renderable>.vFlipped for flipped rendering
• UI bug fixes
• minor bug fixes
• fixed quadtree hashTable issues and duplicating agent ids

###v1.2 New features:

• improved UI to be more user-friendly
• rewrite of Designer package
• allowed upper-case to be used for tag names
• replaced MinimalComps components with custom components
• exposed <Space>.remove() method
• new <Renderable>.setTransformAnchorToCenter() method
• allow multiple Engine instances to be created and used
• each Space now has an .engine property
• allow for swapping of Entity/Space classes in Designer without major consequences

The following changes may break some v1.1 code:

• removed TextStyle class
• renamed <Clip>.complete to <Clip>.completed
• renamed Engine.instance to Engine.main
• modifications and clean-up to Engine class
• rewrote caching algorithm for transformed collision mask objects (Entity class)

The following are essential/critical bug fixes:

• tweaks and bug fixes to Space class (callback ordering)
• tweaks and bug fixes to Engine class (event listeners)
• tweaks and bug fixes to Entity class (scaling collision bitmap)
• added ability to render point masks
• fixed bug allowing for Point collision object to be applied with transformations

Temporarily removed features:

• Quadtree viewer
• Debug watcher

###v1.1

• fixed home icon dragging unresponsiveness
• fixed snap to grid misalignment
• fixed graphics and spaces menus initial values
• fixed designer not displaying missing classes
• fixed space editor 'start location' showing too many digits
• fixed support for quadtree optimization - bug where bins is always 1
• fixed support showing quadtree list structure
• fixed major bug with not correctly scaling space bounds in designer
• fixed start position not setting with the editor
• fixed clip frame not changing immediately
• fixed credits glitches
• added option to force tween to completion upon stopping
• added better support for manually adjusting quadtree depth
• added quadtree performance metrics
• cleaned up designer code
• added ability save grid info for each space
• improved support for Space.reset() - new onReset() method
• fixed some behaviour discrepancies of Space.reset()