1 files changed, 23 insertions, 13 deletions
diff --git a/src/jrummikub/model/StoneTray.java b/src/jrummikub/model/StoneTray.java
index ff32153..0d48bf5 100644
--- a/src/jrummikub/model/StoneTray.java
+++ b/src/jrummikub/model/StoneTray.java
@@ -69,19 +69,8 @@ public class StoneTray<E extends Sizeable> implements
 		for (Pair<E, Position> i : objects) {
 			Position currentPosition = i.getSecond();
 			E currentObject = i.getFirst();
-			// Tests if position is left of, above ... the current object
-			if (position.getX() + object.getWidth() <= currentPosition.getX()) {
-				continue;
-			}
-			if (position.getY() + object.getHeight() <= currentPosition.getY()) {
-				continue;
-			}
-			if (position.getX() >= currentPosition.getX()
-					+ currentObject.getWidth()) {
-				continue;
-			}
-			if (position.getY() >= currentPosition.getY()
-					+ currentObject.getHeight()) {
+			if (!objectsOverlap(object, position,
+					currentObject, currentPosition)) {
 				continue;
 			}
 			// Object would be placed inside the current object
@@ -114,6 +103,27 @@ public class StoneTray<E extends Sizeable> implements
 		objects.add(new Pair<E, Position>(object, position));
 	}
 
+	/** Tests whether two objects overlap **/
+	private boolean objectsOverlap(E object1, Position position1, E object2,
+			Position position2) {
+		// Tests if position is left of, above ... the current object
+		if (position1.getX() + object1.getWidth() <= position2.getX()) {
+			return false;
+		}
+		if (position1.getY() + object1.getHeight() <= position2.getY()) {
+			return false;
+		}
+		if (position1.getX() >= position2.getX()
+				+ object2.getWidth()) {
+			return false;
+		}
+		if (position1.getY() >= position2.getY()
+				+ object2.getHeight()) {
+			return false;
+		}
+		return true;
+	}
+
 	private Direction getMoveDirection(E object, Position position,
 			Pair<E, Position> blocking) {
 		boolean isVertical = getMoveOrientationn(object, position, blocking);