Loop and Circles

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boolean button = false;

int wth=1000;

int hth=1000;

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int px = 50;

int py = 50;

int owth = 100;

int ohth = 75;

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float r;

float g;

float b;

float a;

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float diam;

float x;

float y;

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void setup(){

  size(wth,hth);

  background(255);

  smooth();

  noStroke();

} 

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void draw (){

  if (button) { 

  r=random (255);

  g=random (255);

  b=random (255);

  a=random (200);

  diam = random(50,1000);

  x=random(width);

  y=random(height);

  noStroke();

  fill(r,g,b,a);

  ellipse(x,y,diam,diam);

  }

  else {

  background (0);

  noStroke ();

  }

  fill(45);

  rect(px,py,owth,ohth);

  for (int x = 0; x<width; x +=10) {

  for (int y = 0; y<height; y+=40) {

  fill (200, random(255), random(255),10);//set a random color

  rect (x, y, 20, 100);

}

}

}

void mouseReleased () {

  if ((mouseX > px) && (mouseX < px+owth) && (mouseY < py+ohth )) {

  button =!button;

  }

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}  

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​

​