//Very Hungry Caterpillar
//Creator:Ciani Holdman
//PUDT1203 Creative Computing
//Date:3/4/13

// ARRAY : container for your images
PImage[] caterpillar = new PImage[4];
// counter to cycle through boxes []
int counter;

float catX;
float catY;
// check to see if A is pressed, is true do something else
boolean keyA = false;
boolean keyB = false;
boolean keyC = false;

float spriteX;
float spriteY;
float spriteMoveX;
float spriteMoveY;


void setup() {
  size(600, 400);

  //Images must be in the "data" directory to load correctly
  // load each box [] with the images
  caterpillar[0] = loadImage("Colored caterpillar.png");
  caterpillar[1] = loadImage("fat caterpillar.png");
  caterpillar[2] = loadImage("cocoon.png");
  caterpillar[3] = loadImage("butterfly1.png");

  // counter is zero so it starts with the caterpillar image
  counter = 0;

  spriteX = 350;
  spriteY = 115;
  spriteMoveX = 1;
  spriteMoveY = 1;
}

void draw() {
  background(0, 180, 255);
  catX = map(mouseX, 0, 600, 75, 350);

  // draw the tree
  fill(150, 80, 30);
  noStroke();
  rect(0, 0, 75, 400);
  fill(150, 80, 30);
  rect(0, 250, 500, 25);
  fill(0);
  ellipse(0, 300, 50, 100);

  // chcek keys to change images
  if (keyPressed) {
    if (key == 'a') {

      counter = 1;
      keyA = true;
    }
    if (key == 'b') {
      counter = 2;
    }

    if (key == 'c') {
      counter = 3;
    }
  }

  // boolean is true do something
  if (keyA) {
    catX = 275;
  }

  if (keyC) {
    spriteX = spriteX + spriteMoveX;
    spriteY = spriteY + spriteMoveY;
    image(caterpillar[3], spriteX, spriteY);
  }

  //draw caterpillar
  image(caterpillar[counter], catX, 115);
}