N-gones - Slow version: Difference between revisions
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<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" /> | ||
<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; | ||
| Line 13: | Line 11: | ||
</html> | </html> | ||
<jsxgraph width="600" height="600" | <jsxgraph width="600" height="600"> | ||
var brd = JXG.JSXGraph.initBoard('jxgbox', { | var brd = JXG.JSXGraph.initBoard('jxgbox', {boundingbox: [-300, 300, 300, -300]}); | ||
var t = brd. | 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) { | ||
| Line 36: | Line 33: | ||
innerloop(ne,ne,ne,sz); | innerloop(ne,ne,ne,sz); | ||
} | } | ||
function runturtle() { | function runturtle() { | ||
var code = | var code = document.getElementById('inputtext').value; | ||
if (code=='') { return; } | if (code=='') { return; } | ||
eval(code); | eval(code); | ||
| Line 47: | Line 43: | ||
</jsxgraph> | </jsxgraph> | ||
<source lang=" | == Sourcecode == | ||
var brd = JXG.JSXGraph.initBoard('jxgbox', { | <source lang="javascript"> | ||
var t = brd. | 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 = | var code = document.getElementById('inputtext').value; | ||
if (code=='') { return; } | if (code=='') { return; } | ||
eval(code); | eval(code); | ||
| Line 81: | Line 78: | ||
t.cs(); | t.cs(); | ||
} | } | ||
</source> | </source> | ||
[[Category:Examples]] | [[Category:Examples]] | ||
[[Category:Turtle Graphics]] | [[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();
}
