N-gones - Slow version: Difference between revisions

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<html>
<html>
<form><textarea id="inputtext" rows=12 cols=35 wrap="off" style="width:600px;">
<link rel="stylesheet" type="text/css" href="http://jsxgraph.uni-bayreuth.de/distrib/jsxgraph.css" />
function n_eck(ne,sz) {
<form><textarea id="inputtext" rows=5 cols=35 wrap="off" style="width:600px;">
   for(var i=0;i<ne;i++) {
speed=25;
t.cs().hideTurtle().setProperty({strokeWidth:4,strokeOpacity:0.6,fillOpacity:0.3});
ngon(10,60);
</textarea><br />
<input type="button" value="run" onClick="runturtle()">
<input type="button" value="clear" onClick="clearturtle()">
</form>
</html>
 
<jsxgraph width="600" height="600">
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.rt(360/ne);
     t.fd(sz);
     t.fd(sz);
    j--;
    if (j<=0) {
      j=ne;
      i--;
    }
    var st = 'innerloop('+(i)+','+(j)+','+(ne)+','+(sz)+')';
    setTimeout(st,speed);
   }
   }
}
}


function mn_eck(ne,sz) {
function ngon(ne,sz) {
  for(var i=0;i<ne;i++) {
  innerloop(ne,ne,ne,sz);
}
function runturtle() {
  var code = document.getElementById('inputtext').value;
  if (code=='') { return; }
  eval(code);
}
function clearturtle() {
  t.cs();
}
</jsxgraph>
 
 
== Sourcecode ==
 
<source lang="javascript">
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.rt(360/ne);
     n_eck(ne,sz);
     t.fd(sz);
    j--;
    if (j<=0) {
      j=ne;
      i--;
    }
    var st = 'innerloop('+(i)+','+(j)+','+(ne)+','+(sz)+')';
    setTimeout(st,speed);
   }
   }
}
}


t.cs();
function ngon(ne,sz) {
t.setProperty({strokeWidth:4,strokeOpacity:0.6,fillOpacity:0.3});
  innerloop(ne,ne,ne,sz);
t.hideTurtle();
}
mn_eck(36,20);
</textarea><br />
<input type="button" value="run" onClick="run()">
<input type="button" value="clear" onClick="clearturtle()">
</form>
</html>


<jsxgraph width="600" height="600">
function runturtle() {
<script language="JavaScript">
   var code = document.getElementById('inputtext').value;
var brd = JXG.JSXGraph.initBoard('jxgbox', {originX: 300, originY: 300, unitX: 1, unitY: 1});
var t = brd.createElement('turtle',[],{fillColor:'yellow'});
function run() {
  brd.suspendUpdate();
   var code = $('inputtext').value;
   if (code=='') { return; }
   if (code=='') { return; }
   eval(code);
   eval(code);
  brd.unsuspendUpdate();
}
}
function clearturtle() {
function clearturtle() {
   t.cs();
   t.cs();
}
}
run();
</source>
</jsxgraph>
 
[[Category:Examples]]
[[Category:Turtle Graphics]]

Latest revision as of 13:34, 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();
}
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