next

Type: public Rect

Calculates the next Rect to draw the particle in for the next frame.

Parameter Name	Description
speed	The speed of the particle.
width	The width of the drawing canvas.
height	The height of the drawing canvas.

Returned Value: The Rect to draw the particle in for the next frame - equals null if it can no longer be drawn within the given width/height.

draw

Type: @Override public boolean

Draws the particle on the given canvas.

Parameter Name	Description
canvas	The canvas to draw the particle on.
speed	The speed of the particle.

Returned Value: Whether the particle was drawn; false if it can no longer be drawn within the visible area of the canvas.