Reuleaux pentagon: Difference between revisions
From JSXGraph Wiki
A WASSERMANN (talk | contribs) No edit summary |
A WASSERMANN (talk | contribs) No edit summary |
||
Line 1: | Line 1: | ||
<jsxgraph width="600" height="600"> | <jsxgraph width="600" height="600"> | ||
JXG.Options.layer.polygon = 8; | JXG.Options.layer.polygon = 8; | ||
JXG.Options.layer.sector = 8; | |||
var brd = JXG.JSXGraph.initBoard('jxgbox',{boundingbox:[-5,5,5,-5]}); | var brd = JXG.JSXGraph.initBoard('jxgbox',{boundingbox:[-5,5,5,-5]}); | ||
brd.suspendUpdate(); | |||
var A = brd.create('point',[-2,-2]); | var A = brd.create('point',[-2,-2]); | ||
var B = brd.create('point',[2,-2]); | var B = brd.create('point',[2,-2]); | ||
Line 35: | Line 37: | ||
{fillColor:'#e8501f', highlightFillColor:'#e8501f',fillOpacity:1.0, highlightFillOpacity:1.0}); | {fillColor:'#e8501f', highlightFillColor:'#e8501f',fillOpacity:1.0, highlightFillOpacity:1.0}); | ||
} | } | ||
brd.unsuspendUpdate(); | |||
</jsxgraph> | </jsxgraph> |
Revision as of 07:10, 30 September 2010
The underlying JavaScript code
var brd = JXG.JSXGraph.initBoard('jxgbox',{boundingbox:[-5,5,5,-5]});
var A = brd.create('point',[-2,-2]);
var B = brd.create('point',[2,-2]);
var pol = brd.create('regularpolygon',[A,B,5], {withLines:false});
for (var i=0;i<5;i++) {
brd.create('arc',[pol.vertices[i],pol.vertices[(i+2)%5],pol.vertices[(i+3)%5]]);
}
var C = brd.create('point',[-1,-1]);
var D = brd.create('point',[1,-1]);
var pol3 = brd.create('regularpolygon',[C,D,3], {withLines:false});
for (i=0;i<3;i++) {
brd.create('arc',[pol3.vertices[i],
pol3.vertices[(i+1)%3],
pol3.vertices[(i+2)%3]]);
}