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Simple code improvement in #isClockwise().

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This commit is contained in:
Jürg Lehni 2013-06-14 23:18:29 -07:00
parent 4ffcdc3971
commit e4ba0d80b6
1 changed files with 4 additions and 2 deletions
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6
src/path/Path.js
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@ -2227,12 +2227,14 @@ statics: {
*/
isClockwise: function(segments) {
var sum = 0,
xPre, yPre;
xPre, yPre,
add = false;
function edge(x, y) {
if (xPre !== undefined)
if (add)
sum += (xPre - x) * (y + yPre);
xPre = x;
yPre = y;
add = true;
}
// Method derived from:
// http://stackoverflow.com/questions/1165647