Midterm FINISHED

Dropper dropper1, dropper2, dropper3, dropper4;

Cannon cannon;

​

void setup(){

  size(400,400);

  background(255);

  smooth();

  cannon = new Cannon();

  dropper1 = new Dropper(1.9);

  dropper2 = new Dropper(4.5);

  dropper3 = new Dropper(7);

  dropper4 = new Dropper(3);

}

​

void draw(){

  background(255);

  dropper1.update();

  dropper1.display(1);

​

  dropper2.update();

  dropper2.display(2);

  dropper3.update();

  dropper3.display(3);

​

  dropper4.update();

  dropper4.display(4);

​

  cannon.update();

  cannon.display();

}

class Cannon {

​

  PVector loc = new PVector(); // Point of cannon base

  float cannonLength = 30;

  float radius = 20; // Size of cannon's base

  float posx, posy; // Directional point of cannon's barrel

  float speed = 1;

  Cannon() {

    loc.x = width/2;

    loc.y = height;

  }

  void update() {

    // This creates the turret of the cannon that follows the mouse

    float angle = atan2(mouseY-loc.y,mouseX-loc.x);

    posx = (cannonLength * cos(angle)) + loc.x;

    posy = (cannonLength * sin(angle)) + loc.y;

      if(keyPressed && keyCode==LEFT && !(keyCode==RIGHT)){

        loc.x -= 1;

      }

      if(keyPressed && keyCode==RIGHT && !(keyCode==LEFT)){

        loc.x += 1;

      }

    }

  void display() {

    fill(0);

    stroke(0);

    strokeWeight(10);

    strokeCap(SQUARE);

    ellipse(loc.x,loc.y,radius,radius);

    line(loc.x,loc.y,posx,posy);

  }

}

class Dropper {

  float posx, posy;

  float radius = 40;

  float fallspeed;

  int DropperColor;

  //Two inputs for Dropper: color, and fallspeed.

  Dropper(float speed) {   

    //object appears on top page within a margin

    posx = random(radius, width-radius); 

    posy = 0;

    fallspeed = speed;

  }

  void update() {

    posy += fallspeed;

    if(posy >= height+radius){ //When Dropper hits bottom of page...

//    score -= 1; //Add one point

    posy = 0 - radius; //Reset Dropper

    posx = random(10, width-10); 

    }

  }

​

  void display(int DropperColor) {

    if(DropperColor == 1){ //1 = RED

      fill(255,0,0);}

    if(DropperColor == 2){ //2 = GREEN

      fill(0,255,0);}

    if(DropperColor == 3){ //3 = BLUE

      fill(0,0,255);}

    if(DropperColor == 4){ //4 = YELLOW

      fill(255,255,0);}

    noStroke();

    ellipse(posx,posy,radius,radius);

  }

}

​

​