dart_board_canvas library Null safety

Classes

AnimatedCanvasState
This is a state object that tracks time. Base class to track the state
AnimatedCanvasWidget
CanvasFeaturePainter
This is the CustomPainter that is actually setting up the draw It'll track timing, call out the step() call and the paint() call.
DartBoardCanvasFeature<T extends AnimatedCanvasState>
FpsPainter
This painter just shows the current FPS on the screen