Import from http://drts.cvs.sourceforge.net/viewvc/drts/projects/jxinput/ tarball

java/de/hardcode/jxinput/Directional.java

@@ -0,0 +1,45 @@
+//**********************************************************************************************
+//		(C) Copyright 2002 by Dipl. Phys. Joerg Plewe, HARDCODE Development
+//		All rights reserved. Copying, modification,
+//		distribution or publication without the prior written
+//		consent of the author is prohibited.
+//
+//	Created on 27. Dezember 2001, 23:33
+//**********************************************************************************************
+package de.hardcode.jxinput;
+
+/**
+ *
+ * @author  Herkules
+ */
+public interface Directional extends Feature
+{
+	/**
+	 * If the Directional has a center position where it points to no direction, this
+	 * flag is true when this position is reached.
+	 */
+	boolean isCentered();
+	
+	/**
+	 * Retrieve the direction pointed to.
+	 * Value is given in 1/100 degree, [0,36000]
+	 */
+	int getDirection();
+
+	/**
+	 * Retrieve the analog value pointing to the angle described by
+	 * <code>getDirection()</code>.
+	 * For coolie hats this will be either 1,0 for any direction or 0.0
+	 * when <code>isCentered()==true</code>.
+	 */
+	double getValue();
+
+	/**
+	 * Inform about the resolution of the value returned by <code>getValue()</code>.
+	 *
+	 * @return resolution, e.g. 1.0 for coolie hats
+	 */
+	double getResolution();
+
+}
+