Fix a bug when all values in bar chart is zero.

xhacker · Dec 21, 2014 · 42b6f7d · 42b6f7d
1 parent 49fabc1
commit 42b6f7d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/TEAChart/TEABarChart.m b/TEAChart/TEABarChart.m
@@ -74,7 +74,7 @@ - (void)drawRect:(CGRect)rect
 
     for (NSInteger i = 0; i < numberOfBars; i += 1)
     {
-        CGFloat barHeight = barMaxHeight * [self.data[i] floatValue] / max;
+        CGFloat barHeight = (max == 0 ? 0 : barMaxHeight * [self.data[i] floatValue] / max);
         if (barHeight > barMaxHeight) {
             barHeight = barMaxHeight;
         }