113 lines
2.3 KiB
HTML
113 lines
2.3 KiB
HTML
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
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<html xmlns="http://www.w3c.org/1999/xhtml">
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<head>
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<title>Poor JS Gravity</title>
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<style type='text/css'>
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body {
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overflow:auto;
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}
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div {
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background-color:#000;
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position:absolute;
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}
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div.b {
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background-color:#ccc;
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}
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</style>
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<script type='text/javascript'>
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function fc() { f+=1 }
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function getwh() {
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if (self.innerHeight) {
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w=self.innerWidth
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h=self.innerHeight
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}
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else if (document.documentElement && document.documentElement.clientHeight) {
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w=document.documentElement.clientWidth
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h=document.documentElement.clientHeight
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}
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else if (document.body) {
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w=document.body.clientWidth
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h=document.body.clientHeight
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}
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}
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function movefigure() {
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getwh()
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for (i=0; i<f; i++) {
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fy=h-figure[i][1]-figure[i][3]
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nfy=h-figure[i][1]*speed-figure[i][3]
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//document.title=Math.round(fy)+" "+Math.round(nfy)
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if (nfy>0 && fy>0 && !figure[i][4]) {
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figure[i][1]=(figure[i][1]+figure[i][5])*speed-figure[i][5]
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figure[i][0].style.top=Math.round(figure[i][1])+"px"
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}
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else if (!(nfy>0) && fy>0 && !figure[i][4]) {
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figure[i][0].style.top=(h-s)+"px"
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}
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else if (figure[i][4]) {
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figure[i][1]=(figure[i][1]-figure[i][5]/3)/speed+figure[i][5]/3
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figure[i][0].style.top=Math.round(figure[i][1])+"px"
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document.title=figure[i][1]+" "+figure[i][5]
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if (figure[i][1]<figure[i][5]) {
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figure[i][4]=false
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}
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}
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if (nfy<0 && !figure[i][4]) {
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figure[i][4]=true
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figure[i][1]=h-s
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figure[i][5]=figure[i][5]+h/max*10
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//figure[i][0].className="b"
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}
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}
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mft=setTimeout("movefigure()",50)
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}
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function drawfigure(x,y,rs) {
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getwh()
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if (w>h)
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s=h/max*rs
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else
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s=w/max*rs
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s=Math.round(s)
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x=Math.round(w/max*x)
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y=Math.round(h/max*y)
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figure[f]=new Array()
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figure[f][0]=document.createElement("div")
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figure[f][0].style.left=x+"px"
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figure[f][0].style.top=y+"px"
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figure[f][0].style.width=s+"px"
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figure[f][0].style.height=s+"px"
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figure[f][0].style.zIndex=f+1
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bd.appendChild(figure[f][0])
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figure[f][1]=y
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figure[f][2]=x
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figure[f][3]=s
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figure[f][4]=false
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figure[f][5]=y
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figure[f][6]=x
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fc()
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}
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function load() {
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max=100
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speed=1.02
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figure=new Array()
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f=0
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bd=document.body
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movefigure()
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drawfigure(40,40,7)
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}
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window.onload=load
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</script>
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</head>
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<body>
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</body>
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</html> |