Infinity: Difference between revisions

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== Just enjoy this construction... ==
== Just enjoy this construction... ==
<source lang="javascript">
<jsxgraph box="jxgbox" width="800" height="700">
</source>
  var brd = JXG.JSXGraph.initBoard('jxgbox', {boundingbox: [-6, 6, 10, -8]});
<html>
brd.suspendUpdate();
<link rel="stylesheet" type="text/css" href="http://jsxgraph.uni-bayreuth.de/distrib/jsxgraph.css" />
  var S = brd.create('slider', [[-5,-6],[5,-6],[0,0.95,1]], {name:'S'});
<script type="text/javascript" src="http://jsxgraph.uni-bayreuth.de/distrib/prototype.js"></script>
var hue = brd.create('slider', [[-5,-7],[5,-7],[0,8,36]], {name:'color'});
<script type="text/javascript" src="http://jsxgraph.uni-bayreuth.de/distrib/jsxgraphcore.js"></script>
<div id="jxgbox" class="jxgbox" style="width:800px; height:800px;"></div>
<script language="JavaScript">
  var board = JXG.JSXGraph.initBoard('jxgbox', {originX: 300, originY: 300, unitX: 50, unitY: 50})
  var S = board.createElement('slider', [-5,-6,10,0,1,0.5], {name:'S'});
  var points = new Array();
  var points = new Array();
  points[0] = board.createElement('point',[5, 5], {name:' '});
  points[0] = brd.create('point',[5, 5], {name:' '});  
  points[1] = board.createElement('point',[-5, 5], {name:' '});
  points[1] = brd.create('point',[-5, 5], {name:' '});
  points[2] = board.createElement('point',[-5, -5], {name:' '});
  points[2] = brd.create('point',[-5, -5], {name:' '});  
  points[3] = board.createElement('point',[5, -5], {name:' '});
  points[3] = brd.create('point',[5, -5], {name:' '});
  function viereck(pt, n) {
  function quadrangle(pt, n) {
  var col;
   var arr = new Array();
   var arr = new Array();
   for(var i = 0; i < 4; i++) {
   for(var i = 0; i < 4; i++) {
   arr[i] = board.createElement('point',  
   arr[i] = brd.create('point',  
         [function(t) {
         [function(t) {
             return function () {var x = pt[t].X();  
             return function () {var x = pt[t].X();  
                                 var x1 = pt[(t+1)%4].X();  
                                 var x1 = pt[(t+1)%4].X();  
                                 var s = S.X();
                                 var s = S.Value();
                                 return x+(x1-x)*s;
                                 return x+(x1-x)*s;
                         }}(i),  
                         }}(i),  
Line 29: Line 25:
             return function () {var y = pt[t].Y();  
             return function () {var y = pt[t].Y();  
                                 var y1 = pt[(t+1)%4].Y();  
                                 var y1 = pt[(t+1)%4].Y();  
                                 var s = S.X();
                                 var s = S.Value();
                                 return y+(y1-y)*s;
                                 return y+(y1-y)*s;
                         }}(i)
                         }}(i)
           ],  
           ],  
           {style:3, name:" "});
           {size:1, name:"",withLabel:false,visible:false});
}
board.createElement('polygon',pt, {fillColor: '#5555'+n+''+n});
if(n>0)
viereck(arr, --n);
   }
   }
   board.suspendUpdate();
   col =  function(){return JXG.hsv2rgb(hue.Value()*n,0.7,0.9);};
   viereck(points,30);
  brd.create('polygon',pt, {fillColor:col});
  board.unsuspendUpdate();
   if(n>0)
</script>  
    quadrangle(arr, --n);
</html>
}
quadrangle(points,30);
brd.unsuspendUpdate();
</jsxgraph>  
 
<source lang="javascript">
var brd = JXG.JSXGraph.initBoard('jxgbox', {boundingbox: [-6, 6, 10, -8]});
brd.suspendUpdate();
var S = brd.create('slider', [[-5,-6],[5,-6],[0,0.95,1]], {name:'S'});
var hue = brd.create('slider', [[-5,-7],[5,-7],[0,8,36]], {name:'color'});
var points = new Array();
points[0] = brd.create('point',[5, 5], {name:' '}); 
points[1] = brd.create('point',[-5, 5], {name:' '}); 
points[2] = brd.create('point',[-5, -5], {name:' '});
points[3] = brd.create('point',[5, -5], {name:' '}); 
function quadrangle(pt, n) {
    var col;
    var arr = new Array();
    for(var i = 0; i < 4; i++) {
        arr[i] = brd.create('point',
            [function(t) {
                return function () {var x = pt[t].X();
                                var x1 = pt[(t+1)%4].X();
                                var s = S.Value();
                                return x+(x1-x)*s;
                        }}(i),
            function(t) {
                return function () {var y = pt[t].Y();
                                var y1 = pt[(t+1)%4].Y();
                                var s = S.Value();
                                return y+(y1-y)*s;
                        }}(i)
            ],
            {size:1, name:"",withLabel:false,visible:false});
    }
    col =  function(){return JXG.hsv2rgb(hue.Value()*n,0.7,0.9);};
    brd.create('polygon',pt, {fillColor:col});
    if(n>0)
        quadrangle(arr, --n);
  }
quadrangle(points,30);
brd.unsuspendUpdate();
</source>
 
[[Category:Examples]]

Latest revision as of 10:48, 17 January 2012

Just enjoy this construction...

var brd = JXG.JSXGraph.initBoard('jxgbox', {boundingbox: [-6, 6, 10, -8]});
brd.suspendUpdate();
var S = brd.create('slider', [[-5,-6],[5,-6],[0,0.95,1]], {name:'S'});
var hue = brd.create('slider', [[-5,-7],[5,-7],[0,8,36]], {name:'color'});
var points = new Array();
points[0] = brd.create('point',[5, 5], {name:' '});   
points[1] = brd.create('point',[-5, 5], {name:' '});  
points[2] = brd.create('point',[-5, -5], {name:' '}); 
points[3] = brd.create('point',[5, -5], {name:' '});  
 
function quadrangle(pt, n) {
    var col;
    var arr = new Array();
    for(var i = 0; i < 4; i++) {
        arr[i] = brd.create('point', 
            [function(t) {
                return function () {var x = pt[t].X(); 
                                var x1 = pt[(t+1)%4].X(); 
                                var s = S.Value();
                                return x+(x1-x)*s;
                         }}(i), 
             function(t) {
                return function () {var y = pt[t].Y(); 
                                var y1 = pt[(t+1)%4].Y(); 
                                var s = S.Value();
                                return y+(y1-y)*s;
                         }}(i)
            ], 
            {size:1, name:"",withLabel:false,visible:false});
    }
    col =  function(){return JXG.hsv2rgb(hue.Value()*n,0.7,0.9);};
    brd.create('polygon',pt, {fillColor:col});
    if(n>0)
        quadrangle(arr, --n);
   }
quadrangle(points,30);
brd.unsuspendUpdate();