//This is the making of the monster/squeeble
class squeeble {
  //
  float xpos;
  float ypos;
  float esize;
  
  //movement variables
  float diameter;
  PVector location = new PVector(random(width),random(height));
  PVector velocity = new PVector(0,0);
  PVector acceleration = new PVector(0.001,0.001);
  float topspeed = 10;


//the main body for the sqeeble
  squeeble(float howbig){
  diameter = howbig;
  esize = howbig/1.7;
  } 
  
  //draw monster
  void updateMonster(){
    xpos = location.x;
    ypos = location.y;
    //monsterbody
    fill(0);
    ellipse(xpos,ypos,diameter,diameter);
    
    //spikies surrounding body
    spikies fuzz = new spikies(xpos,ypos,1,diameter);
    fuzz.updateSpikes();
    
    //eyes  
    eye eye1 = new eye(xpos-(esize/2),ypos,esize,2,2);
    eye eye2 = new eye(xpos+(esize/2),ypos,esize,2,2);
    //make the eyes look
    eye1.updateEye();
    eye2.updateEye();
   } 
//movement classes
//move function
  void move(){
    
    PVector mouse = new PVector(mouseX,mouseY); //run away from mouse vector
    PVector dir = PVector.sub(mouse,location); //run away from mouse direction
    dir.normalize();
    dir.mult(-5);
    acceleration = dir;
    velocity.add(acceleration);
    velocity.limit(topspeed);
    location.add(velocity);  
  }
  //if it hits the edge it will do this. ie: bounce off the edges
    void checkedges(){
       if (location.x > width-10) {
          location.x = width-10;
          velocity.x *= -4;
        } else if (location.x < 10) {
          location.x = 10;
          velocity.x *= -4;
        }
    
        if (location.y > height-10) {
          location.y = height-10;
          velocity.y *= -4;
        }  else if (location.y < 10) {
          location.y = 10;
          velocity.y *= -4;
        }
  }

}

//these are eyes
class eye{ 
  float xpos,ypos; //positions relative to the squeeble body
  float xp,yp;
  float eyesize;
  float angle = 0.0;
  
  //position of eye x,y; whitespace size; position of pupil px,py
  eye(float x, float y, float whitesize, float px, float py){
  xpos = x;
  ypos = y;
  xp = px;
  yp = py;
  eyesize = whitesize;
  }
  void updateEye(){
    pushMatrix();
    translate(xpos,ypos);
    //white space
    stroke(255);
    fill(255);
    ellipse(0,0,eyesize,eyesize);
    //pupil
    angle = atan2(mouseY-ypos, mouseX-xpos); //the angle from the center of the white to the mouse position
    rotate(angle); //rotate it to the angle
    stroke(0);
    fill(0);
    ellipse(eyesize/4,0,eyesize/3,eyesize/3); //draw the pupil
    popMatrix();
  }
}

class spikies{
  //fuzzies around body
  float r;
  float xpos;
  float ypos;
  float r1;
  
  spikies(float x, float y, float rPoop, float howbig){
    r = rPoop;  
    xpos = x;
    ypos = y;
    r1 = howbig/3; // distance from origin
  }
  float c = r/sqrt(r); 
  float deg = 137.5; //number of spikes
  float j=1;
  //draw spikes
  void updateSpikes(){
    pushMatrix();
    translate(xpos,ypos);//puts spikes around squeeble body
    float r2 = r1 * 2.5; //how long the spikes are
    
    //draws the spikies around body, 
    for(int i = 0;i<360;i++) {
       beginShape();
       vertex(cos(i-0.02)*r1,sin(i-0.02)*r1);
       vertex(cos(i+random(-0.1,0.1))*r2,sin(i+random(-0.1,0.1))*r2);
       endShape(CLOSE);
    }
    popMatrix();  
  }
}