Week 03 許紘毓

PImage imgBall,imgPika;
float ballX=300,ballY=400,ballZscale=1.0,pikaX=300,pikaY=200;
float ballVX=0,ballVY=0;
boolean bFly=false;
void setup(){
size(600,800);
imgBall=loadImage("poke_ball.png");
imgPika=loadImage("pika.png");
imageMode(CENTER);
}
void draw(){
background(255);
image(imgPika,pikaX,pikaY,100,100);
image(imgBall,ballX,ballY,100/ballZscale,100/ballZscale);
if(bFly){
  ballX+=ballVX/2.0;ballY+=ballVY/2.0;
  ballVY+=0.98;
  ballZscale+=0.03;
}
}
void mouseMoved(){
  if(mouseY<height*2/3&&bFly==false){
    ballVX=mouseX-pmouseX;
    ballVY=mouseY-pmouseY;
    bFly=true;
  }else if(mouseY>height*2/3){
    ballX=mouseX;
    ballY=mouseY;
     ballVX=0;
     ballVY=0;
   bFly=false;
   ballZscale=1.0;}
   
}