scratchfoundation/paper.js
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Path.Constructors: simply Path.Star constructor.

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This commit is contained in:
Jonathan Puckey 2011-04-13 00:05:46 +02:00
parent 8a113a1c84
commit 6d4d07f2a8
1 changed files with 4 additions and 7 deletions
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11
src/path/Path.Constructors.js
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@ -114,7 +114,7 @@ Path.inject({ statics: new function() {
}, },
RegularPolygon: function(center, numSides, radius) { RegularPolygon: function(center, numSides, radius) {
center = Point.read(arguments, 0); center = Point.read(arguments, 0, 1);
var path = new Path(), var path = new Path(),
three = !(numSides % 3), three = !(numSides % 3),
vector = new Point(0, three ? -radius : radius), vector = new Point(0, three ? -radius : radius),
@ -128,17 +128,14 @@ Path.inject({ statics: new function() {
}, },
Star: function(center, numPoints, radius1, radius2) { Star: function(center, numPoints, radius1, radius2) {
center = Point.read(arguments, 0); center = Point.read(arguments, 0, 1);
numPoints *= 2; numPoints *= 2;
var inner = Math.min(radius1, radius2), var angle = 360 / numPoints,
outer = Math.max(radius1, radius2),
angle = 360 / numPoints,
outerFirst = radius1 < radius2,
path = new Path(); path = new Path();
for (var i = 0; i < numPoints; i++) { for (var i = 0; i < numPoints; i++) {
path.add(center.add({ path.add(center.add({
angle: -90 + angle * i, angle: -90 + angle * i,
length: i % 2 == outerFirst ? outer : inner length: i % 2 ? radius2 : radius1
})); }));
} }
path.closed = true; path.closed = true;