From 2dc81c48428222533e5479947d9ad318e464bafa Mon Sep 17 00:00:00 2001
From: drw <drw>
Date: Sat, 02 Nov 2002 21:45:56 +0000
Subject: Implementing charting...

---
(limited to 'noncore/apps/checkbook/graphinfo.cpp')

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
@@ -38,6 +38,17 @@ GraphInfo::GraphInfo( GraphType type, DataPointList *data, const QString &title,
 	yt = ytitle;
 }
 
+GraphInfo::~GraphInfo()
+{
+	if ( d )
+	{
+		for ( DataPointInfo *data = d->first(); data; data = d->next() )
+		{
+			delete data;
+		}
+	}
+}
+
 GraphInfo::GraphType GraphInfo::graphType()
 {
 	return t;
@@ -58,14 +69,42 @@ void GraphInfo::setDataPoints( DataPointList *data )
 	d = data;
 }
 
-float GraphInfo::maxValue()
+DataPointInfo *GraphInfo::firstDataPoint()
 {
-	float max;
+	return( d->first() );
+}
 
+DataPointInfo *GraphInfo::nextDataPoint()
+{
+	return( d->next() );
+}
+
+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::minValue()
+float GraphInfo::totalValue()
 {
+	float sum = 0.0;
+	for ( DataPointInfo *data = d->first(); data; data = d->next() )
+	{
+		sum += data->value();
+	}
+	return sum;
 }
 
 void GraphInfo::setGraphTitle( const QString &title )
--
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