My first Processing example

Click on rectangle

int x=50;
int y=50; 

int width=250;
int high=200;

void mouseClicked(){
	x = mouseX;
	y = mouseY;
	redraw();
}

void setup(){

	size(width, high);
	noLoop();

}

void draw(){

	rect(0, 0, width, high);
	
	ellipse(x, y, 55, 55);
	

}