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Handle empty paths in Path#reorient()

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Closes #548
This commit is contained in:
Jürg Lehni 2015-01-03 00:46:24 +01:00
parent 001561decb
commit e195db2567
1 changed files with 12 additions and 9 deletions
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21
src/path/PathItem.Boolean.js
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@ -706,16 +706,19 @@ CompoundPath.inject(/** @lends CompoundPath# */{
var children = this.removeChildren().sort(function(a, b) {
return b.getBounds().getArea() - a.getBounds().getArea();
});
this.addChildren(children);
var clockwise = children[0].isClockwise();
for (var i = 1, l = children.length; i < l; i++) { // Skip first child
var point = children[i].getInteriorPoint(),
counters = 0;
for (var j = i - 1; j >= 0; j--) {
if (children[j].contains(point))
counters++;
if (children.length > 0) {
this.addChildren(children);
var clockwise = children[0].isClockwise();
// Skip the first child
for (var i = 1, l = children.length; i < l; i++) {
var point = children[i].getInteriorPoint(),
counters = 0;
for (var j = i - 1; j >= 0; j--) {
if (children[j].contains(point))
counters++;
}
children[i].setClockwise(counters % 2 === 0 && clockwise);
}
children[i].setClockwise(counters % 2 === 0 && clockwise);
}
return this;
}