class Rectangle{
  int cellR;
  int cellG;
  int cellB;
  
  int limitOne = 300;
  int limitTwo = 600;
  int limitThree = 800;
  int limitFour = 900;
  int limitFive = 1000;
  
  

  float colorLotto;

  float top, left, right, bottom;
  boolean finished;

  Cell[] cells;
  int cellsSize;

  Rectangle(float l, float t){
    left = l;
    top = t;
    finished = false;
  }

  void finishDrawing(float r, float b){
    right = r;
    bottom = b;
    finished = true;

    // check for backwards box
    if( bottom < top ){
      float temp = top;
      top = bottom;
      bottom = temp;
    }
    if( right < left ){
      float temp = left;
      left = right;
      right = temp;
    }

    //determines how many cells to put in each pane
    cellsSize = int(((bottom - top) * (right - left)) / 9000);
    println(cellsSize);
    if (cellsSize < 0){
     cellsSize = 1; 
    }

    // spawn some things
    cells = new Cell[cellsSize];
    for(int i=0; i<cells.length; i++ ){
      cells[i] = new Cell(this, random(left,right),random(top,bottom),random(-4,4),random(-3,3));
    }
    
    //determine color
    colorLotto = random(1000);

    //red
    if (colorLotto >= 0 && colorLotto <= limitOne) {
      cellR = int(random(130,232));  
      cellG = int(random(20,70));
      cellB = int(random(0,53));  
    }    
    //blue
    if (colorLotto >= limitOne && colorLotto <= limitTwo) {
      cellR = int(random(0,43));  
      cellG = int(random(0,83));
      cellB = int(random(150,255));  
    }
    //green
    if (colorLotto >= limitTwo && colorLotto <= limitThree) {
      cellR = int(random(0,30));  
      cellG = int(random(80,286));
      cellB = int(random(20,42));  
    }    
    //purple
    if (colorLotto >= limitThree && colorLotto <= limitFour) {
      cellR = 121;  
      cellG = 0;
      cellB = 146;  
    }   
    //yeller
    if (colorLotto >= limitFour && colorLotto <= limitFive) {
      cellR = 255;  
      cellG = 194;
      cellB = 0;  
    }     
  }

  void draw(){
    noFill();
    stroke(10);
    strokeWeight(2);

    if( finished ){
      rect(left, top, right-left, bottom-top);

      for( int i=0; i<cells.length; i++ ){
        cells[i].drawCell();
      }

    }
    else{
      rect(left, top, mouseX-left, mouseY-top);
    }
  }

}