call setNeedsDisplay() here to trigger render noDataText (#3198)

when chart view already rendered, if updating the chartData with nil, it will not rerender, and display the old content
ChartsOrg · Jan 21, 2018 · 4fbeb9d · 4fbeb9d
1 parent 43ccf8e
commit 4fbeb9d
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/Source/Charts/Charts/ChartViewBase.swift b/Source/Charts/Charts/ChartViewBase.swift
@@ -198,6 +198,7 @@ open class ChartViewBase: NSUIView, ChartDataProvider, AnimatorDelegate
 
             guard let _data = _data else
             {
+                setNeedsDisplay()
                 return
             }