Processing Experiment #4 - Lines, Spheres and rectangles

Screen Shot

int angle = 0;
float a = 0.0;
float s = 0.0;

void setup() {
  size(600, 800);
  background(255);
}

void draw() {
  if (mousePressed) {
    a = a + mouseX;
    s = cos(a)*2;

    translate(width/2, height/2);
    fill(0);
    rect(0, 0, 50, 50);

    translate(100, 50);
    fill(#D39ED1);
    scale(s);
    rect(mouseX, mouseY, 50, 50);
  } else
  {
    angle += 5;
    float val = cos(radians(angle))*60;
    for (int a = 0; a < 20; a +=50 ) {
      float yoff = cos(radians(a)) * val;
      float xoff = sin(radians(a)) * val;
      fill(255);
      ellipse(mouseX + yoff, mouseY + xoff, val, val);
    }
    fill(0);
    rotate(angle);
    line(mouseX, mouseY, angle*50, angle*10);
    ellipse(mouseX, mouseY, 10, 10);
  }
}


Link to Sketch in OpenProcessing:
https://www.openprocessing.org/sketch/383094