//Eric Hammond CIS 112
// Sept 13th 2012      Proj 1
//Bird, Man, and Dog

int birdX=100, birdY=100;   //Global data
int birdDX=8, birdDY=-2;
float guyX=100, guyY=450, dogX=30, dogY=510, dogX2=50 , dogY2=495;
float guyDX=5, guyDY=-1.5, dogDX=5, dogDY=-1.5;

void setup() 
{
  size( 800, 600 );        //Visual size of program
}

void draw()  //Calling methods to be used
{
  scene();
  dog();
  guy();
  bird();

  fill(1);
  text("Eric Hammond CST 112 Proj 1.1", 20, 590);
}

void scene()      //Settiing up sun/sky/ground
{
  background( 150, 180, 255 );
  fill( 255, 255, 0 );
  ellipse( 730, 60, 60, 60 );
  fill( 80, 255, 80 );
  rectMode( CORNERS);
  rect( 0, height/3, width, height );     //(?)Credit to Prof. BAM for this line
}

void bird()      //Bird will fly across screen and return to other side upon hitting wall
{
  birdX = birdX + birdDX;
  birdX = birdX % width;
  birdY = birdY + birdDY;
  if( birdY > 120  || birdY < 80)
  {
    birdDY = -birdDY;
  }
  fill( 85, 85, 185 );
  triangle( birdX,birdY, birdX-70,birdY-30, birdX-60,birdY+25 );
}

void guy()     //Man moves across screen and bounces//
{
  guyX = guyX + guyDX;
  guyY = guyY +guyDY;
  if (guyX > width-35 || guyX < 35)
  {
     guyDX = -guyDX;
  } 
  if (guyY < 250 || guyY > 565 )
  {
     guyDY = -guyDY;
  }
  // draw guy
  fill( 200,220,255 );
  rectMode( CENTER );
  rect( guyX, guyY, 40, 70 );
  fill( 229, 209, 208 );
  ellipseMode( CENTER );
  ellipse( guyX, guyY-35-15, 35,35 );
}

void dog()         //Dog follows behind the man
{
  dogX = dogX + dogDX;
  dogY = dogY + dogDY;
  dogX2= dogX2+ dogDX;
  dogY2= dogY2+ dogDY;
  if (dogX > width-35)
  {
     dogDX = -dogDX;
     dogX2 = dogX2 - 35;
  } 
  if (dogX < 35)
  {
     dogDX = -dogDX;
     dogX2 = dogX2 + 35;
  }
  if (dogY < 300 || dogY > 615 )
  {
     dogDY = -dogDY;
  }
  fill( 170, 70, 80 );
  rectMode( CENTER );
  rect( dogX, dogY, 30, 20 );
  rect( dogX2, dogY2, 15, 10 );
}