X-Git-Url: https://irasnyder.com/gitweb/?a=blobdiff_plain;f=position.cpp;h=1d4a293fa6f2244c80c8771df5ea89783c50efcd;hb=2172ce055533d5865d58538ee00bf609e59b0f99;hp=f1cfc907572089804c6d205afb17b8543c9861d0;hpb=5c28697247e009e93b8b03bec8cdee88339d3226;p=cs356-p1-elevator.git

diff --git a/position.cpp b/position.cpp
index f1cfc90..1d4a293 100644
--- a/position.cpp
+++ b/position.cpp
@@ -44,7 +44,18 @@ Position& Position::operator+= (const float rhs)
 
 Position& Position::operator-= (const float rhs)
 {
-	*this += -rhs;
+	int major = (int)rhs;
+	int minor = (int)((rhs - major) * 10);
+
+	major_ -= major;
+	minor_ -= minor;
+
+	/* Check for underflow */
+	if (minor_ < 0)
+	{
+		major_ -= 1;
+		minor_ += 10;
+	}
 
 	return *this;
 }
@@ -103,6 +114,11 @@ Position::operator float() const
 	return temp;
 }
 
+Position::operator int() const
+{
+	return major_;
+}
+
 std::ostream& operator<< (std::ostream& os, const Position& rhs)
 {
 	os << "Position(" << rhs.major_ << "." << rhs.minor_ << ")";