render method
Implementation
@override
void render(Canvas canvas) {
super.render(canvas);
canvas.save();
canvas.translate(position.center.dx, position.center.dy);
canvas.rotate(currentRadAngle == 0.0 ? 0.0 : currentRadAngle + (pi / 2));
canvas.translate(-position.center.dx, -position.center.dy);
_renderAnimation(canvas);
canvas.restore();
}