//Combining transformations
float angle = 0.0;
void setup()
{
size(500,500);
background(255);
smooth();
}

void draw()
{

pushMatrix();
translate(mouseX,mouseY);
rotate(angle);
strokeWeight(0.1);
fill(0,113,167,4);
ellipse(50,50, 100,100);
fill(167,73,0,10);
rect(-25,-25,50,50);

angle+=0.3;

popMatrix();

}

based off http://www.openprocessing.org/visuals/?visualID=20149