From 0ce585690727c4ded7125d6f87b48dde6fd760f7 Mon Sep 17 00:00:00 2001
From: Frederik Gladhorn <gladhorn@kde.org>
Date: Sun, 2 Mar 2008 21:09:20 +0000
Subject: [PATCH] add a simple average grade function

svn path=/trunk/KDE/kdeedu/libkdeedu/; revision=781434
---
 keduvocdocument/keduvoccontainer.cpp | 14 ++++++++++++++
 keduvocdocument/keduvoccontainer.h   |  2 ++
 2 files changed, 16 insertions(+)

diff --git a/keduvocdocument/keduvoccontainer.cpp b/keduvocdocument/keduvoccontainer.cpp
index 8f28e95..7d641d4 100644
--- a/keduvocdocument/keduvoccontainer.cpp
+++ b/keduvocdocument/keduvoccontainer.cpp
@@ -229,3 +229,17 @@ void KEduVocContainer::invalidateChildLessonEntries()
     }
 }
 
+double KEduVocContainer::averageGrade(int translation)
+{
+    // grades range from 0..7 right now
+    int sum = 0;
+    foreach (KEduVocExpression *entry, entries(NotRecursive)) {
+        sum += entry->translation(translation)->grade();
+        kDebug() << entry->translation(translation)->text() <<
+                entry->translation(translation)->grade();
+    }
+kDebug() << "translation: " << translation << "sum: " << sum;
+    // make that a percentage
+    return (sum * 100.0/7.0)/entryCount(NotRecursive);
+}
+
diff --git a/keduvocdocument/keduvoccontainer.h b/keduvocdocument/keduvoccontainer.h
index ee67ab8..56360f8 100644
--- a/keduvocdocument/keduvoccontainer.h
+++ b/keduvocdocument/keduvoccontainer.h
@@ -122,6 +122,8 @@ public:
      */
     void setImageUrl(const KUrl &url);
 
+    double averageGrade(int translation);
+
 protected:
     QList< KEduVocExpression * > entriesRecursive();
 
-- 
2.47.3