N-gones - Slow version: Difference between revisions

Revision as of 16:05, 25 February 2009

@@ Line 4: / Line 4: @@
 <script type="text/javascript" src="http://jsxgraph.uni-bayreuth.de/distrib/jsxgraphcore.js"></script>
 <form><textarea id="inputtext" rows=12 cols=35 wrap="off" style="width:600px;">
-/*
+function ngon(ne,sz) {
-function mn_eck(ne,sz) {
+  innerloop(ne,ne,ne,sz);
-   for(var i=ne;i>0;i--) {
-     t.rt(360/ne);
-     for(var j=ne;j>0;j--) {
-       t.rt(360/ne);
-       t.fd(sz);
-     }
-   }
 }
-*/
-function outerloop(ne,sz) {
-   if (ne>0) {
-     t.rt(360/ne);
-     for(var j=ne;j>0;j--) {
-       t.rt(360/ne);
-       t.fd(sz);
-     }
-     var st = 'outerloop('+(ne-1)+','+sz+')';
-     alert(st);
-     setTimeout(st,25);
-   }
-}
-function mn_eck(ne,sz) {
- outerloop(ne,sz);
-}
 t.cs().hideTurtle().setProperty({strokeWidth:4,strokeOpacity:0.6,fillOpacity:0.3});
 mn_eck(7,80);
@@ Line 43: / Line 18: @@
 var brd = JXG.JSXGraph.initBoard('jxgbox', {originX:300, originY:300, unitX:1, unitY:1});
 var t = brd.createElement('turtle',[],{fillColor:'yellow'});
+function innerloop(i,j,ne,sz) {
+   if (i>0) {
+     if (j==ne) { t.rt(360/ne); }
+     t.rt(360/ne);
+     t.fd(sz);
+     j--;
+     if (j<=0) {
+       j=ne;
+       i--;
+     }
+     var st = 'innerloop('+(i)+','+(j)+','+ne+','+sz+')';
+     //alert(st);
+     setTimeout(st,25);
+   }
+}
 function runturtle() {