class ColorGen {
  int num;
  int boxSelect;
  
 ColorGen (int n) {
    num = n;
    boxSelect = 0;
 }

 void generate() {
    for (int i = 0; i < num; i++){
      color c = get(int(random(imgWidth)), int(random(imgHeight)));
      colors[i] = c;
    }  
 }   
 
 void press () {
   for (int i = 0; i < num; i++){
      if ((mouseX > 500) && (mouseX < boxWidth+500) && (mouseY > i*boxHeight+60) && (mouseY < i*boxHeight+boxHeight+60)){
             boxSelect = i;
      } else if (mouseX < 500){
        noStroke();
        colors[boxSelect] = img.get(mouseX, mouseY);
        color c = colors[boxSelect];
        //redraw color boxes
        colorBox.display(); 
      }
   }  
 }
 
     
 
}