int HORIZON = 10;
int MAX_WINDOWS = 64;
int MAX_HOUSES = 128;

void setup() {
  System.out.println( "Let's make houses!" );
  size( 500, 170 );
  
  House house1 = new House( 100, 40 );
  House house2 = new House( 70, 50 );
  House house3 = new House( 40, 87 );
  House house4 = new House( 80, 87 );
  House house5 = new House( 34, 98 );
  
  Street myStreet = new Street();
  
  myStreet.addHouse( house1 );
  myStreet.addHouse( house2 );
  myStreet.addHouse( house3 );
  myStreet.addHouse( house4 );  
  myStreet.addHouse( house5 );  
  
  myStreet.drawStreet();
  
  Window w1 = new Window( 3, 2, 1 );
  Window w2 = new Window( 4, 5, 6 );
  Window w3 = new Window( 12, 13, 14 );
  house1.addWindow( w1 );
  house1.addWindow( w2 );
  house1.addWindow( w3 );
  
} // setup ends

/////

public class Street {
  // Variables
  House [] houses; 
  int numHouses;
  
  // Constructor
  Street() {
    houses = new House[MAX_HOUSES];
    numHouses = 0;
  }
  
  // Methods
  void addHouse ( House h )  {
    if ( numHouses == MAX_HOUSES ) {
      System.out.println( "Error: No more houses can be added." );
    } else {
      houses[ numHouses ] = h;
      numHouses = numHouses + 1;
    }  
  }
  
  void drawStreet() {
    int currentX = 0;
    int counter = 0;
    while( counter < numHouses ) {
      fill( random(255), random(255), random(255) );
      House temp = houses[counter];
      currentX += random( 10, 20 );
      temp.drawHouse( currentX );
      currentX += temp.getHouseWidth();
      counter++;
    }
  }
   
  
  
}



public class House {
  // List of variables
  int houseWidth;
  int houseHeight;
  
  //String name;
  
  int numWindows;
  Window [] windows;
  
  public House() {
    windows = new Window[MAX_WINDOWS];
    numWindows = 0;
    houseWidth = 50;
    houseHeight = 50;
  }

  public House( int w, int h ) {
    windows = new Window[64];
    numWindows = 0;
    houseWidth = w;
    houseHeight = h;    
  }
  
  public void drawHouse( int x ) {
    rect( x, height - HORIZON - houseHeight, houseWidth, houseHeight );  
    int counter = 0;
    while( counter < numWindows ) {
      Window temp = windows[counter];
      rect( temp.getX()+x, height - HORIZON - houseHeight + temp.getY(), temp.getSize(), temp.getSize() ); 
      counter++;
    }
  }
  
  public void addWindow( Window w ) {
    if ( numWindows == 64 ) {
      System.out.println( "Error: No more windows can be added." );
    } else {
      windows[ numWindows ] = w;
      numWindows = numWindows + 1;
    }
  }
  
//  public void setNumWindows( int w ) {
//    numWindows = w;
//  }
  public int getNumWindows() {
    return numWindows;
  } 
  
  public int getHouseWidth() {
    return houseWidth;
  }
} // end of class house



//

public class Window {
  int x;
  int y;
  int size;
  
  // Makes a new window of size tempSize
  public Window( int tempSize ) {
    size = tempSize;
  }

  public Window( int tempSize, boolean b ) {
    size = tempSize;
    if( b ) {
      System.out.println( "What a nice window" );
    }
  }

  // Makes a new window of size tempSize
  public Window( int tempSize, int tempX, int tempY ) {
    size = tempSize;
    x = tempX;
    y = tempY;
  }
  
  public int getX() {
    return x;
  }
  public int getY() {
    return y;
  }
  public int getSize() {
    return size;
  }
}