/**
 * Sprite (Teddy)
 * by <a href="http://www.presstube.com">James Patterson</a>. 
 * 
 * Demonstrates loading and displaying a transparent GIF image. 
 * 
 * Created 27 January 2003. 
 * Updated 8 July 2004
 */
 
PImage teddy;

float xpos;
float ypos;
float drag = 30.0;

PImage bg;
int a; 

void setup() 
{
  size(900,900);
  teddy = loadImage("feathergif.gif");
  xpos = width/2;
  ypos = height/2;
  frameRate(60);
    size(900,900);
  frameRate(30);
  // The background image must be the same size as the parameters
  // into the size() method. In this program, the size of "milan_rubbish.jpg"
  // is 200 x 200 pixels.
  bg = loadImage("featherbg.jpg");
}

void draw() 
{ 
background(bg);

  a = (a + 1)%(width+32);
  stroke(226, 204, 0);
  line(0, a, width, a-26);
  line(0, a-6, width, a-32);
  
  float difx = mouseX - xpos-teddy.width/2;
  if(abs(difx) > 1.0) {
    xpos = xpos + difx/drag;
    xpos = constrain(xpos, 0, width-teddy.width);
  }  
  
  float dify = mouseY - ypos-teddy.height/2;
  if(abs(dify) > 1.0) {
    ypos = ypos + dify/drag;
    ypos = constrain(ypos, 0, height-teddy.height);
  }  
  
  // Display the sprite at the position xpos, ypos
  image(teddy, xpos, ypos);
}