//global variables

PFont f1;
PImage picture;

void setup()
{
  size(600,600);
  f1 = loadFont("font1.vlw");
  picture = loadImage("gnome.jpg");
}

void draw()
{
  println("Please choose one of the following:");
  println(" [d] to see a sweet do loop");
  println(" [w] to see an awesome while loop");
  println(" [f] to see a wicked cool for loop");
  println(" [c] to erase the extra stuff");
  println(frameCount);
  
  showChoices();  
  
  if(key == 'd')
  {
    showDo(); 
  }
  
  else if(key == 'w')
  {
    showWhile(); 
  }
  
  else if(key == 'f')
  {
    showFor(); 
  }
  
  else if(key == 'c')
  {
    eraseScreen(); 
  }
  
  else if (frameCount > 1)
  {
    showErrorMessage();
  }
  
  noLoop();
        
}

void drawInitials(float x, float y, float iWidth, float iHeight)
  {
  noFill();
  strokeWeight(4);
  stroke(0, 0, 255);
   beginShape();
    curveVertex(x + .6*iWidth, y + .1*iHeight);
    curveVertex(x + .4*iWidth, y + .15*iHeight);
    curveVertex(x + .2*iWidth, y + .20*iHeight);
    curveVertex(x, y + .5*iHeight);
    curveVertex(x + .2*iWidth, y + .80*iHeight);
    curveVertex(x + .4*iWidth, y + .85*iHeight);
    curveVertex(x + .6*iWidth, y + .9*iHeight);
   endShape();
// First C

  noFill();
  stroke(0, 255, 0);
  strokeWeight(4);
   beginShape();
    curveVertex(x + .8*iWidth, y + .1*iHeight);
    curveVertex(x + .7*iWidth, y + .2*iHeight);
    curveVertex(x + .7*iWidth, y + .3*iHeight);
    curveVertex(x + .6*iWidth, y + .4*iHeight);
    curveVertex(x + .8*iWidth, y + .5*iHeight);
    curveVertex(x + .7*iWidth, y + .6*iHeight);
    curveVertex(x + .9*iWidth, y + .7*iHeight);
    curveVertex(x + .7*iWidth, y + .8*iHeight);
    curveVertex(x + .8*iWidth, y + .9*iHeight);
   endShape();
// Very Squiggly I

  noFill();
  stroke(255, 0, 0);
  strokeWeight(4);
   beginShape();
    curveVertex(x + 1.6*iWidth, y + .05*iHeight);
    curveVertex(x + 1.6*iWidth, y + .25*iHeight);
    curveVertex(x + 1.3*iWidth, y + .3*iHeight);
    curveVertex(x + 1.1*iWidth, y + .5*iHeight);
    curveVertex(x + 1.3*iWidth, y + .7*iHeight);
    curveVertex(x + 1.6*iWidth, y + .75*iHeight);
    curveVertex(x + 1.6*iWidth, y + .9*iHeight);
   endShape();
// Second C
  }

void showWhile()
{
  int i=0;
  while(i <= 500)
  {
    drawInitials(30+ i, 400, 30, 30);
   image(picture, 10 + i, 460, 90, 120);
   i = i + 98;
  }
}

void showDo()
{
  textFont( f1, 20);
  fill(255, 255, 0);
  
  float inc = TWO_PI/25.0;
  float j = 0;
  do
  {
    text( "*", 300+ 100*cos(j), 300+ 100*sin(j));
    j = j + inc;
  }
  while( j <= TWO_PI );

text("O", 255, 275);
text("O", 315, 275);

noFill();
stroke(255,255,0);
strokeWeight(5);
ellipse(304,288,175,175);
 beginShape();
  curveVertex(300, 350);
  curveVertex(300, 350);
  curveVertex(340, 340);
  curveVertex(350, 300);
  curveVertex(350, 300);
 endShape();

textFont(f1, 40); 
text("BONUS TIME!", 300, 590);  
}
  
void showFor()
{
  stroke(0);
  strokeWeight(1);
  fill(0, 255, 0);
  
float a = 0.0;
float inc = TWO_PI/25.0;
for(int i=0; i<400; i++) 
{
  ellipse(i*4, 250, i*4, 50+cos(a)*40.0);
  a = a + inc;
}

fill(125, 0, 0);
text("BONUS TIME!", 10, 590);

}

void eraseScreen()
{
  background(random(200), random(200), random(200));
  showChoices();
}

void showErrorMessage()
{
  textFont( f1, 28 );
  fill(255, 0, 0);
  text("EPIC FAIL", 20, 320);
  println("TRY AGAIN LOLZ!!!");
}

void keyPressed()
{
  loop(); 
}

void showChoices()
{
  textFont(f1, 24);
  fill(0);
  text("Please choose one of the following:", 10, 25);
  text(" [d] to see a sweet do loop", 10, 55);
  text(" [w] to see an awesome while loop", 10, 85);
  text(" [f] to see a wicked cool for loop", 10, 115);
  text(" [c] to erase the extra stuff", 10, 145);
}