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Added count check to prevent 0 count error #5

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Added count check to prevent 0 count error #5

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2 changes: 1 addition & 1 deletion OVGraphView/OVGraphView/OVGraphPlotView.m
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Original file line number Diff line number Diff line change
Expand Up @@ -129,7 +129,7 @@ - (void)drawRect:(CGRect)rect{
int prevxpoint=0;
int prevypoint=0;
int i=0;
if (_plotpoints!=nil) {
if (_plotpoints!=nil && [_plotpoints count] > 0) {
for (OVGraphViewPoint *point in _plotpoints) {
int xpoint;
int ypoint;
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