Lab3-Bird

int wingFly;
int x= 30;
int birdSize = 150;
void setup() {
  size(700, 500);
}

void draw() {
  background(255);
  wingFly = mouseY;
  if (frameCount%x > x/2) {
    wingFly += birdSize/3;
  } else {
    wingFly -= birdSize/3;
  }
  flybird(mouseX, mouseY, birdSize);
}

void keyPressed() {
  if (key == 'z' || key == 'Z') {
    birdSize -= 10;
    if (birdSize <= 0) {
      birdSize = 0;
    }
  }
  if (key == 'x' || key == 'X') {
    birdSize += 10;
    if (birdSize >= height) {
      birdSize = height;
    }
  }
}
void mouseClicked() {
  if (mouseButton == LEFT) {
    x -= 8;
    if (x <= 0) {
      x =4;
    }
  } else if (mouseButton == RIGHT) {
    x += 8;
    if (x >= 60) {
      x = 60;
    }
  }
}

void flybird(int x, int y, int birdSize) {
  strokeWeight(3);
  fill(#FF00FF);
  ellipse(x, y, birdSize, birdSize);
  fill(0);
  ellipse(x-(birdSize/5), y, birdSize/4, birdSize/3);
  ellipse(x+(birdSize/5), y, birdSize/4, birdSize/3);
  fill(255);
  ellipse(x-(birdSize/5), y, birdSize/6, birdSize/5);
  ellipse(x+(birdSize/5), y, birdSize/6, birdSize/5);
  fill(#FFFF00);
  triangle(x-(birdSize/4), y+(birdSize/4), x+(birdSize/4), y+(birdSize/4), x, y+birdSize/1.5);

  line(x-(birdSize/2), y, x-birdSize, wingFly);
  line(x+(birdSize/2), y, x+birdSize, wingFly);
}