1 files changed, 42 insertions, 3 deletions

diff --git a/noncore/apps/checkbook/graphinfo.cpp b/noncore/apps/checkbook/graphinfo.cpp
index 7b06bdb..ec6a465 100644
--- a/noncore/apps/checkbook/graphinfo.cpp
+++ b/noncore/apps/checkbook/graphinfo.cpp
@@ -40,2 +40,13 @@ GraphInfo::GraphInfo( GraphType type, DataPointList *data, const QString &title,
 
+GraphInfo::~GraphInfo()
+{
+        if ( d )
+        {
+                for ( DataPointInfo *data = d->first(); data; data = d->next() )
+                {
+                        delete data;
+                }
+        }
+}
+
 GraphInfo::GraphType GraphInfo::graphType()
@@ -60,10 +71,38 @@ void GraphInfo::setDataPoints( DataPointList *data )
 
-float GraphInfo::maxValue()
+DataPointInfo *GraphInfo::firstDataPoint()
 {
-        float max;
+        return( d->first() );
+}
 
+DataPointInfo *GraphInfo::nextDataPoint()
+{
+        return( d->next() );
 }
 
-float GraphInfo::minValue()
+int GraphInfo::numberDataPoints()
 {
+        return( d->count() );
+}
+
+float GraphInfo::maxValue()
+{
+        float max = 0.0;
+        for ( DataPointInfo *data = d->first(); data; data = d->next() )
+        {
+                if ( data->value() > max )
+                {
+                        max = data->value();
+                }
+        }
+        return max;
+}
+
+float GraphInfo::totalValue()
+{
+        float sum = 0.0;
+        for ( DataPointInfo *data = d->first(); data; data = d->next() )
+        {
+                sum += data->value();
+        }
+        return sum;
 }