NewCanvas returns a new Canvas using the given width and height and creates a new WS281x matrix using the given config.

NewToolKit returns a new ToolKit wrapping the given Matrix.

Canvas is an image.Image representation of a WS281x matrix, it implements image.Image interface and can be used with draw.Draw for example.

ToolKit is a convinient set of function to operate with a led of Matrix.

Matrix is an interface that represent any RGB matrix, very useful for testing.