Fix drawing of account balance graph when balance < 0.0

1 files changed, 13 insertions, 0 deletions

diff --git a/noncore/apps/checkbook/graphinfo.cpp b/noncore/apps/checkbook/graphinfo.cpp
index fec6896..5b72c80 100644
--- a/noncore/apps/checkbook/graphinfo.cpp
+++ b/noncore/apps/checkbook/graphinfo.cpp
@@ -97,6 +97,19 @@ float GraphInfo::maxValue()
 	return max;
 }
 
+float GraphInfo::minValue()
+{
+	float min = 0.0;
+	for ( DataPointInfo *data = d->first(); data; data = d->next() )
+	{
+		if ( data->value() < min )
+		{
+			min = data->value();
+		}
+	}
+	return min;
+}
+
 float GraphInfo::totalValue()
 {
 	float sum = 0.0;