Animation II: Difference between revisions
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<jsxgraph width="500" height="500"> | <jsxgraph width="500" height="500"> | ||
brd = JXG.JSXGraph.initBoard('jxgbox',{boundingbox:[-1.5,1.5,1.5,-1.5], keepaspectratio:true, axis:true}); | brd = JXG.JSXGraph.initBoard('jxgbox',{boundingbox:[-1.5,1.5,1.5,-1.5], keepaspectratio:true, axis:true}); | ||
p = brd.createElement('point',[ | p = brd.createElement('point',[0,1],{face:'o', size:5, strokeColor:'red', fillOpacity:0.3, strokeOpacity: 0.3}); | ||
brd.createElement('arrow',[[0,0],p],{strokeWidth:5, strokeOpacity:0. | brd.createElement('arrow',[[0,0],p],{strokeWidth:5, strokeOpacity:0.7, strokeColor:blue}); | ||
for (i=0;i<120;i++) { | |||
p.visit([Math.sin(i*Math.PI*2/12),-Math.cos(i*Math.PI*2/12)],500); | |||
} | |||
</jsxgraph> | </jsxgraph> | ||
Revision as of 15:19, 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});
