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vendor/JXInput/0.3.4/java/de/hardcode/jxinput/Axis.java
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vendor/JXInput/0.3.4/java/de/hardcode/jxinput/Axis.java
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//**********************************************************************************************
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// (C) Copyright 2002 by Dipl. Phys. Joerg Plewe, HARDCODE Development
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// All rights reserved. Copying, modification,
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// distribution or publication without the prior written
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// consent of the author is prohibited.
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//
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// Created on 19. Dezember 2001, 21:58
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//**********************************************************************************************
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package de.hardcode.jxinput;
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/**
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* The Axis interface describes the most common feature of a joystick or other input devices.
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*
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* @author Herkules
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*/
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public interface Axis extends Feature
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{
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// Enumeration of axes.
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final static int ID_X = 0;
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final static int ID_Y = 1;
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final static int ID_Z = 2;
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final static int ID_ROTX = 3;
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final static int ID_ROTY = 4;
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final static int ID_ROTZ = 5;
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final static int ID_SLIDER0 = 6;
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final static int ID_SLIDER1 = 7;
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final static int NUMBER_OF_ID = 8;
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// Enumeration of axis types
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final static int TRANSLATION = 0;
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final static int ROTATION = 1;
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final static int SLIDER = 2;
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/**
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* Retrieve the type of the axis.
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* The type is describes the meaning and the range of values of the axis.
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* <p>
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* <code>TRANSLATION</code> typed axes denote a translational deviation from a center
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* position. This can be e.g. the common, basic joystick axes.
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* The range of <code>getValue()</code> is <code>[-1.0,1.0]</code>.
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* <p>
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* <code>ROTATION</code> typed axes denote a rotational deviation from a center
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* position. Something on the stick is turned or twisted.
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* The range of <code>getValue()</code> is <code>[-1.0,1.0]</code>.
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* <p>
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* <code>SLIDER</code> typed axes denote a shifting device without a center position.
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* A good sample is a throttle control.
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* The range of <code>getValue()</code> is <code>[0.0,1.0]</code>.
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*
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* @return [ TRANSLATION | ROTATION | SLIDER ]
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*/
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int getType();
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/**
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* Returns the current value of the axis.
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* The range of the result depends on the axis type.
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*
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* @return value [-1.0,1.0] or [0.0,1.0]
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*/
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double getValue();
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/**
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* Inform about the resolution of the axis.
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*
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* @return resolution, e.g. 2^-16
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*/
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double getResolution();
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}
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