processing4/java/examples/Basics/Form/ShapePrimitives/applet/ShapePrimitives.java

import processing.core.*; 

import java.applet.*; 
import java.awt.*; 
import java.awt.image.*; 
import java.awt.event.*; 
import java.io.*; 
import java.net.*; 
import java.text.*; 
import java.util.*; 
import java.util.zip.*; 
import java.util.regex.*; 

public class ShapePrimitives extends PApplet {
  public void setup() {/**
 * Shape Primitives. 
 * 
 * The basic shape primitive functions are triangle(),
 * rect(), quad(), and ellipse(). Squares are made
 * with rect() and circles are made with
 * ellipse(). Each of these functions requires a number
 * of parameters which determines their position and size. 
 */
 
size(200, 200);
smooth(); 
background(0);
noStroke();
fill(226);
triangle(10, 10, 10, 200, 45, 200);
rect(45, 45, 35, 35);
quad(105, 10, 120, 10, 120, 200, 80, 200);
ellipse(140, 80, 40, 40);
triangle(160, 10, 195, 200, 160, 200); 


  noLoop();
} 
  static public void main(String args[]) {
    PApplet.main(new String[] { "ShapePrimitives" });
  }
}