kaleidoscope - OpenProcessing

mySketch
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void setup () {
  fullScreen ();
  background (220);
  strokeWeight (7);
  stroke (255);
}
​
void draw () {
  if (mousePressed) {
    fill (0,10); 
    rect (0,0,width,height);
    line (mouseX,mouseY,pmouseX,pmouseY); 
    line (width-mouseX,height-mouseY,width-pmouseX,height-pmouseY); 
    line (width-mouseX,mouseY,width-pmouseX,pmouseY); 
    line (mouseX,height-mouseY,pmouseX,height-pmouseY); 
    
  }
}
​
void keyPressed () {
  
  if (key == 'r') {// RED
    stroke (255,0,0);
  }
    if (key == 'o') {// ORANGE
    stroke (255,165,0);
  }
    if (key == 'y') {// YELLOW
    stroke (255,255,0);
  }
    if (key == 'g') {// GREEN
    stroke (0,255,0);
  }
    if (key == 'b') {// BLUE
    stroke (0,0,255);
  }
    if (key == 'V') {// VIOLET
    stroke (100,0,255);
  }
    if (key == 'p') {// PINK
    stroke (255,30,255);
  }
    if (key == '=') {
    stroke (random (0,255),random (0,255),random (0,255));
  }
    if (key == ' ') {
    stroke (0);
  }
  
  
}
​