Difference between revisions of "N-gones - Slow version"

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Line 1: Line 1:
 
<html>
 
<html>
 
<link rel="stylesheet" type="text/css" href="http://jsxgraph.uni-bayreuth.de/distrib/jsxgraph.css" />
 
<link rel="stylesheet" type="text/css" href="http://jsxgraph.uni-bayreuth.de/distrib/jsxgraph.css" />
<script type="text/javascript" src="http://jsxgraph.uni-bayreuth.de/distrib/prototype.js"></script>
 
<script type="text/javascript" src="http://jsxgraph.uni-bayreuth.de/distrib/jsxgraphcore.js"></script>
 
 
<form><textarea id="inputtext" rows=5 cols=35 wrap="off" style="width:600px;">
 
<form><textarea id="inputtext" rows=5 cols=35 wrap="off" style="width:600px;">
 
speed=25;
 
speed=25;
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</html>
 
</html>
  
<jsxgraph width="600" height="600">-->
+
<jsxgraph width="600" height="600">
var brd = JXG.JSXGraph.initBoard('jxgbox', {originX:300, originY:300, unitX:1, unitY:1});
+
var brd = JXG.JSXGraph.initBoard('jxgbox', {boundingbox: [-300, 300, 300, -300]});
var t = brd.createElement('turtle',[],{fillColor:'yellow'});
+
var t = brd.create('turtle',[],{fillColor:'yellow'});
 
var speed;
 
var speed;
 
 
function innerloop(i,j,ne,sz) {
 
function innerloop(i,j,ne,sz) {
 
   if (i>0) {
 
   if (i>0) {
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   innerloop(ne,ne,ne,sz);
 
   innerloop(ne,ne,ne,sz);
 
}
 
}
 
 
function runturtle() {
 
function runturtle() {
   var code = $('inputtext').value;
+
   var code = document.getElementById('inputtext').value;
 
   if (code=='') { return; }
 
   if (code=='') { return; }
 
   eval(code);
 
   eval(code);
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</jsxgraph>
 
</jsxgraph>
  
This example uses the [http://www.mediawiki.org/wiki/Extension:JSXGraph JSXGraph MediaWiki extension].
+
 
<source lang="xml">
+
== Sourcecode ==
<jsxgraph width="600" height="600">-->
+
 
var brd = JXG.JSXGraph.initBoard('jxgbox', {originX:300, originY:300, unitX:1, unitY:1});
+
<source lang="javascript">
var t = brd.createElement('turtle',[],{fillColor:'yellow'});
+
var brd = JXG.JSXGraph.initBoard('jxgbox', {boundingbox: [-300, 300, 300, -300]});
 +
var t = brd.create('turtle',[],{fillColor:'yellow'});
 
var speed;
 
var speed;
  
Line 74: Line 71:
  
 
function runturtle() {
 
function runturtle() {
   var code = $('inputtext').value;
+
   var code = document.getElementById('inputtext').value;
 
   if (code=='') { return; }
 
   if (code=='') { return; }
 
   eval(code);
 
   eval(code);
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   t.cs();
 
   t.cs();
 
}
 
}
</jsxgraph>
 
 
</source>
 
</source>
  
 
[[Category:Examples]]
 
[[Category:Examples]]
 
[[Category:Turtle Graphics]]
 
[[Category:Turtle Graphics]]

Latest revision as of 15:34, 3 March 2021



Sourcecode

var brd = JXG.JSXGraph.initBoard('jxgbox', {boundingbox: [-300, 300, 300, -300]});
var t = brd.create('turtle',[],{fillColor:'yellow'});
var speed;

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)+')';
     setTimeout(st,speed);
   }
}

function ngon(ne,sz) {
  innerloop(ne,ne,ne,sz);
}

function runturtle() {
  var code = document.getElementById('inputtext').value;
  if (code=='') { return; }
  eval(code);
}
function clearturtle() {
  t.cs();
}