Polygon II: Difference between revisions
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var rot = brd.create('transform',[function(){ return Math.atan2(p2.Y()-p1.Y(),p2.X()-p1.X());},p1],{type:'rotate'}); | var rot = brd.create('transform',[function(){ return Math.atan2(p2.Y()-p1.Y(),p2.X()-p1.X());},p1],{type:'rotate'}); | ||
rot.bindTo(p3); | rot.bindTo(p3); | ||
brd.create('group',[p1,p3]); | |||
var poly = brd.create('polygon',[p1,p2,p3], {fillOpacity:0.05}); | var poly = brd.create('polygon',[p1,p2,p3], {fillOpacity:0.05}); | ||
</jsxgraph> | </jsxgraph> | ||
