/* built with Studio Sketchpad: 
 *   https://sketchpad.cc
 * 
 * observe the evolution of this sketch: 
 *   https://studio.sketchpad.cc/sp/pad/view/ro.fhspLzDOSfL/rev.31
 * 
 * authors: 
 *   Natalia Valencia

 * license (unless otherwise specified): 
 *   creative commons attribution-share alike 3.0 license.
 *   https://creativecommons.org/licenses/by-sa/3.0/ 
 */ 



/* @pjs preload="/static/uploaded_resources/p.14209/noche.jpeg"; */
/* @pjs preload="/static/uploaded_resources/p.14209/dia.jpeg"; */

int posx;
int posy;

PImage dia;

PImage noceh;

float vel;
float tamano;




void setup()
{
  size(500, 400);
  
  posx = 250;
  posy = 300;
  
  vel = 5;
  tamano = 5;
  
   dia = loadImage("/static/uploaded_resources/p.14209/dia.jpeg");
  noche = loadImage("/static/uploaded_resources/p.14209/noche.jpeg");
  
}

void draw()
{
 image(dia,0,0,500,400);
 
  fill(255,255,0,70);
  
  ellipse(posx,posy,vel,vel);
  noStroke();
  
   vel=vel+tamano; 
    
    if(vel > 500)
    {
      tamano = -1;
    }
    if(vel < 0)
    {
      tamano= 5;
    }
    if(vel> width)
    {
      tamano = -5;
      noche = loadImage("noche.jpeg");
       image(noche,0,0,500,400);
    }
      
}