一个图案的旋转展开效果

dn001 2009-06-21 08:42:21

<script language="javascript">
count = 40
colorAdder = 255/count
scaleSize = 3
var speed = []
var n = 0
for(b=0;b!=count+1;b++){
a = count - b
speed[b] = Math.cos(b/100)
document.write('<OBJECT ID="RDS" CLASSID="CLSID:369303C2-D7AC-11D0-89D5-00A0C90833E6" STYLE="position:absolute;top:0;left:0;width:350;height:350"><PARAM NAME="Line0001" VALUE="SetLineStyle(1)"><PARAM NAME="Line0002" VALUE="SetFillStyle(1)"><PARAM NAME="Line0003" VALUE="SetLineColor('+(b*colorAdder)+','+((b/2)*colorAdder)+','+0+')"><PARAM NAME="Line0004" VALUE="SetFillColor('+(a*colorAdder)+','+((a/2)*colorAdder)+','+0+')"><PARAM NAME="Line0005" VALUE="Rect('+(-(a/2)*(scaleSize/2))+', '+(-(a*2)*(scaleSize/2))+', '+(a*scaleSize)+', '+(a*scaleSize)+', 0)"></OBJECT>')
}
function DoStuff(){
n+=0.01
var tempval2 = speed.slice(1,speed.length)
speed = tempval2.concat([Math.cos(n)*50])

for(a=0;a!=count+1;a++){
RDS[a].Rotate(0,0,speed[a]/2)
}
}
setInterval("DoStuff()",10)
</script>