Difference between revisions of "Infinity"

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Line 1: Line 1:
 
== Just enjoy this construction... ==
 
== Just enjoy this construction... ==
<html>
+
<jsxgraph box="jxgbox" width="800" height="700">
<link rel="stylesheet" type="text/css" href="http://jsxgraph.uni-bayreuth.de/distrib/jsxgraph.css" />
+
  var brd = JXG.JSXGraph.initBoard('jxgbox', {boundingbox: [-6, 6, 10, -8]});
<script type="text/javascript" src="http://jsxgraph.uni-bayreuth.de/distrib/jsxgraphcore.js"></script>
 
<div id="jxgbox" class="jxgbox" style="width:800px; height:700px;"></div>
 
<script language="JavaScript">
 
  var brd = JXG.JSXGraph.initBoard('jxgbox', {originX: 300, originY: 300, unitX: 50, unitY: 50});
 
 
  brd.suspendUpdate();
 
  brd.suspendUpdate();
 
  var S = brd.create('slider', [[-5,-6],[5,-6],[0,0.95,1]], {name:'S'});
 
  var S = brd.create('slider', [[-5,-6],[5,-6],[0,0.95,1]], {name:'S'});
Line 33: Line 29:
 
                         }}(i)
 
                         }}(i)
 
           ],  
 
           ],  
           {style:3, name:"",withLabel:false,visible:false});
+
           {size:1, name:"",withLabel:false,visible:false});
 
   }
 
   }
 
   col =  function(){return JXG.hsv2rgb(hue.Value()*n,0.7,0.9);};
 
   col =  function(){return JXG.hsv2rgb(hue.Value()*n,0.7,0.9);};
Line 42: Line 38:
 
  quadrangle(points,30);
 
  quadrangle(points,30);
 
  brd.unsuspendUpdate();
 
  brd.unsuspendUpdate();
</script>
+
</jsxgraph>  
</html>
+
 
<source lang="html4strict">
 
<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/jsxgraphcore.js"></script>
 
<div id="jxgbox" class="jxgbox" style="width:800px; height:700px;"></div>
 
<script language="JavaScript">
 
</source>
 
 
<source lang="javascript">
 
<source lang="javascript">
var brd = JXG.JSXGraph.initBoard('jxgbox', {originX: 300, originY: 300, unitX: 50, unitY: 50});
+
var brd = JXG.JSXGraph.initBoard('jxgbox', {originX: 300, originY: 300, unitX: 50, unitY: 50});
brd.suspendUpdate();
+
brd.suspendUpdate();
var S = brd.create('slider', [[-5,-6],[5,-6],[0,0.95,1]], {name:'S'});
+
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 hue = brd.create('slider', [[-5,-7],[5,-7],[0,8,36]], {name:'color'});
var points = new Array();
+
var points = new Array();
points[0] = brd.create('point',[5, 5], {name:' '});   
+
points[0] = brd.create('point',[5, 5], {name:' '});   
points[1] = brd.create('point',[-5, 5], {name:' '});   
+
points[1] = brd.create('point',[-5, 5], {name:' '});   
points[2] = brd.create('point',[-5, -5], {name:' '});  
+
points[2] = brd.create('point',[-5, -5], {name:' '});  
points[3] = brd.create('point',[5, -5], {name:' '});   
+
points[3] = brd.create('point',[5, -5], {name:' '});   
 
   
 
   
function quadrangle(pt, n) {
+
function quadrangle(pt, n) {
  var col;
+
    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] = brd.create('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.Value();
 
                                 var s = S.Value();
 
                                 return x+(x1-x)*s;
 
                                 return x+(x1-x)*s;
 
                         }}(i),  
 
                         }}(i),  
          function(t) {
+
            function(t) {
            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.Value();
 
                                 var s = S.Value();
 
                                 return y+(y1-y)*s;
 
                                 return y+(y1-y)*s;
 
                         }}(i)
 
                         }}(i)
          ],  
+
            ],  
          {style:3, name:"",withLabel:false,visible:false});
+
            {size:1, name:"",withLabel:false,visible:false});
  }
+
    }
  col =  function(){return JXG.hsv2rgb(hue.Value()*n,0.7,0.9);};
+
    col =  function(){return JXG.hsv2rgb(hue.Value()*n,0.7,0.9);};
  brd.create('polygon',pt, {fillColor:col});
+
    brd.create('polygon',pt, {fillColor:col});
  if(n>0)
+
    if(n>0)
    quadrangle(arr, --n);
+
        quadrangle(arr, --n);
}
+
  }
quadrangle(points,30);
+
quadrangle(points,30);
brd.unsuspendUpdate();
+
brd.unsuspendUpdate();
</source>
 
<source lang="html4strict">
 
</script>
 
 
</source>
 
</source>
  
 
[[Category:Examples]]
 
[[Category:Examples]]

Revision as of 09:43, 8 June 2011

Just enjoy this construction...

var brd = JXG.JSXGraph.initBoard('jxgbox', {originX: 300, originY: 300, unitX: 50, unitY: 50});
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();