06160246_week06

2019互動技術

2019.10.17

1.聲音

2.氣球

氣球可以變大變小

PImage imgBalloon;

float []balloonX=new float[200];

float []balloonY=new float[200];

float []balloonSize=new float[200];

int nowN=0;

void setup(){

  size(500,400);

  imgBalloon = loadImage("balloon.png");

}

void draw(){

  background(255);

  for(int i=0;i<nowN;i++){

    image(imgBalloon,balloonX[i],balloonY[i],balloonSize[i],balloonSize[i]/2*3);

    if(balloonY[i]>0) balloonY[i]--;

  }

  if(mousePressed) setBalloon(balloonSize[nowN-1]*1.01,nowN-1);

}

void setBalloon(float size,int i){

  balloonSize[i]=size;

  balloonX[i]=mouseX-balloonSize[i]/2;

  balloonY[i]=mouseX-balloonSize[i]/2*3;

}

void mousePressed(){

  setBalloon(10,nowN);

  nowN++;

}