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Fix cache canghe bug.

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Create a copy of the cache instead of modify it.
This commit is contained in:
Andrea Bogazzi 2015-03-01 18:58:04 +01:00
parent 4ad253ffba
commit 5fc82e34e2
1 changed files with 8 additions and 7 deletions
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15
src/util/arc.js
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@ -153,16 +153,17 @@
fabric.util.getBoundsOfArc = function(fx, fy, rx, ry, rot, large, sweep, tx, ty) {
var fromX = 0, fromY = 0, bound = [ ], bounds = [ ],
segs = arcToSegments(tx - fx, ty - fy, rx, ry, large, sweep, rot);
segs = arcToSegments(tx - fx, ty - fy, rx, ry, large, sweep, rot),
boundCopy = [[ ], [ ]];
for (var i = 0, len = segs.length; i < len; i++) {
bound = getBoundsOfCurve(fromX, fromY, segs[i][0], segs[i][1], segs[i][2], segs[i][3], segs[i][4], segs[i][5]);
bound[0].x += fx;
bound[0].y += fy;
bound[1].x += fx;
bound[1].y += fy;
bounds.push(bound[0]);
bounds.push(bound[1]);
boundCopy[0].x = bound[0].x + fx;
boundCopy[0].y = bound[0].y + fy;
boundCopy[1].x = bound[1].x + fx;
boundCopy[1].y = bound[1].y + fy;
bounds.push(boundCopy[0]);
bounds.push(boundCopy[1]);
fromX = segs[i][4];
fromY = segs[i][5];
}