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LibMouseGestures is a library for tracking and using mouse gestures through a transparent overlay frame. LibMouseGestures can be used for a lot of things, including:
Capturing gestures from a frame (lines in any direction or circular movements)Capturing gestures without locking player movementSelecting a range on the screen (think unit selection in Warcraft 1/2/3, StarCraft or C&C)Drawing on a frameMarking boundaries using the mouse