Difference between revisions of "Animation II"

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Line 4: Line 4:
 
brd.createElement('arrow',[[0,0],p],{strokeWidth:5, strokeOpacity:0.7, strokeColor:'blue'});
 
brd.createElement('arrow',[[0,0],p],{strokeWidth:5, strokeOpacity:0.7, strokeColor:'blue'});
  
for (i=0;i<120;i++) {
+
p.moveTo([Math.sin(i*Math.PI*2/12),-Math.cos((i++)*Math.PI*2/12)],500);}
    p.moveTo([Math.sin(i*Math.PI*2/12),-Math.cos(i*Math.PI*2/12)],500);
+
p.moveTo([Math.sin(i*Math.PI*2/12),-Math.cos(i*Math.PI*2/12)],500);}
}
 
 
</jsxgraph>
 
</jsxgraph>
  

Revision as of 17:23, 30 September 2009

The JavaScript code

brd = JXG.JSXGraph.initBoard('jxgbox',{boundingbox:[-2,2,2,-2], keepaspectratio:true, axis:true});
p = brd.createElement('point',[1.5,1.5],{face:'o', size:8, strokeColor:'red', fillOpacity:0.6, strokeOpacity: 0.6});