左左右右
程式碼如下
PImage img1,img2,img3;
PImage img;
float x=100,y=100,vx=0;
void setup(){
size(300,300);
img1=loadImage("img1.png");
img2=loadImage("img2.png");
img3=loadImage("img3.png");
img=img=img3;
}
void draw(){
background(255);
image(img,x,y);
x+=vx;
}
void keyPressed(){
if(keyCode==LEFT){
img=img2; vx=-1;
}else if(keyCode==RIGHT){
img=img1;vx=+1;
}
}
void keyReleased(){
img=img3;vx=0;
}
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