Documentation Calculatable; made calculate* protected

1 files changed, 2 insertions, 2 deletions

diff --git a/classes/assignment.php b/classes/assignment.php
index 502f5d5..25b6432 100644
--- a/classes/assignment.php
+++ b/classes/assignment.php
@@ -258,11 +258,11 @@ class assignment {
 	// Other functions
 	//------------------------------------------------------------------------------
 
-	public function calculateSubtotal() {
+	protected function calculateSubtotal() {
 		return $this->getHours() * $this->getPricePerHour();
 	}
 
-	public function calculateVAT() {
+	protected function calculateVAT() {
 		return $this->calculateSubtotal() * $this->getVAT() / 100;
 	}