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authorTyler Schicke <tyler_schicke@brown.edu>2019-05-14 20:01:11 -0400
committerTyler Schicke <tyler_schicke@brown.edu>2019-05-14 20:01:11 -0400
commitb7fc5faed0fc999d9c093357f94b97d611c02af3 (patch)
tree8e988cb937c19a781928859b1a019138caab25c4 /src/client/northstar/dash-nodes/HistogramBinPrimitiveCollection.ts
parent1ae0370e6a116404085f6864c8b644fcde80f460 (diff)
parent8d03f27dc28e3d0ed8bb0a86339fec18ee56ef38 (diff)
Merge branch 'master' of github-tsch-brown:browngraphicslab/Dash-Web
Diffstat (limited to 'src/client/northstar/dash-nodes/HistogramBinPrimitiveCollection.ts')
-rw-r--r--src/client/northstar/dash-nodes/HistogramBinPrimitiveCollection.ts4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/client/northstar/dash-nodes/HistogramBinPrimitiveCollection.ts b/src/client/northstar/dash-nodes/HistogramBinPrimitiveCollection.ts
index 6291ec1fc..3e9145a1b 100644
--- a/src/client/northstar/dash-nodes/HistogramBinPrimitiveCollection.ts
+++ b/src/client/northstar/dash-nodes/HistogramBinPrimitiveCollection.ts
@@ -198,8 +198,8 @@ export class HistogramBinPrimitiveCollection {
var marginParams = new MarginAggregateParameters();
marginParams.aggregateFunction = axis.AggregateFunction;
var marginAggregateKey = ModelHelpers.CreateAggregateKey(this.histoOp.Schema!.distinctAttributeParameters, axis, this.histoResult, brush.brushIndex!, marginParams);
- var marginResult = ModelHelpers.GetAggregateResult(bin, marginAggregateKey) as MarginAggregateResult;
- return !marginResult ? 0 : marginResult.absolutMargin!;
+ let aggResult = ModelHelpers.GetAggregateResult(bin, marginAggregateKey);
+ return aggResult instanceof MarginAggregateResult && aggResult.absolutMargin ? aggResult.absolutMargin : 0;
}
private createBinPrimitive(barAxis: number, brush: Brush, marginRect: PIXIRectangle,