/// March 31, 2014

float left= 20, right=left+600, top=50, bottom=top+400;


Creature go= new Creature();
Creature ve;

void setup() {
  // setup
  size( 600, 500);
  reset();
  
}

void reset() {
  ve= new Creature();
}


void draw() {
  /// next frame
  background(100, 100, 255);
  scene();
  moveall();
  check();
  showall();
  messages();
}
 
void scene(){
  fill( 150, 150, 150 );
  rectMode(CORNERS);
  rect (left, top, right-50, bottom);
}

void moveall() {
  go.move();
  ve.move();
} 

void check () {
}

void showall() { // Show vreatures
go.show();
go.r= 200;
go.g= 150;
go.b=255;
go.rh=255;
ve.show();

}

void messages() {
}




class Creature {
/// Creature has:
/// movement properties (position, speed , etc)
/// drawing properyies( width, ht, color, etc.)
/// creature does
/// move();
/// show() draws it on the screeem


/// properties
float x=100, y=100, dx=3, dy=2;
float w=30, h=50;
int r=100, g=255, b=150; //body color
int rh=150, gh=50, bh=50;



void move() {
  /// move x, y position
  if (x<left+20 || x>right-60) dx= -dx;  // Bounce off
  if (y<top+30 || y>bottom-30) dy= -dy;
 
  dx=  dx + random( -1, +1 );
  dy=  dy + random( -1, +1 );
  x= x + dx;
  y= y + dy;
}

void show() {
  // draw on screen
  fill (r, g, b);
  rectMode( CENTER );
  rect(x, y, w, h);
  fill(rh, gh, bh);
  ellipse(x, y-35, 20, 20);
 
 }
}