v4765 - 経済統計練習帳

var px,py;
 
 
function sample(){
 
px=50;
py=100;
 
 
 
 
var timer;
var delay = 100;
 
var loop = function () {
 
 
py=py-1;
 
dx=0;
r1=Math.random();
if(r1>0.7)dx=-1;
if(r1<0.3)dx=1;
 
px=px+dx;
 
if(px>100)px=100;
if(px<1)px=1;
 
if(py<0)px=50;
if(py<0)py=100;
 
 
 
 
    paint();
 
    clearTimeout(timer);
    timer = setTimeout(loop, delay);
}
 
loop();
 
 
 
 
 
 
 
 
}
 
function paint(){
 
var sub=new svgpaint();
 
str="<svg width=\"500\" height=\"500\">";
 
str=str+sub.rect(5*px,500-5*py,5,5,"blue");
 
str=str+"</svg>";
 
$("#memo").html(str);   
 
}