69 lines
1.8 KiB
Java
69 lines
1.8 KiB
Java
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/*
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File: ButtonSensorBehavior.java
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University of Applied Science Berne,HTA-Biel/Bienne,
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Computer Science Department.
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Diploma thesis J3D Solar System Simulator
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Originally written by Marcel Portner & Bernhard Hari (c) 2000
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CVS - Information :
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$Header: /var/cvsreps/projects/c450/2000/sss3d/source_diploma/sss3d/utils/joystick/ButtonSensorBehavior.java,v 1.3 2000/12/13 13:41:49 portm Exp $
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$Author: portm $
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$Date: 2000/12/13 13:41:49 $
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$State: Exp $
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*/
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package sss3d.utils.joystick;
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import javax.media.j3d.*;
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import java.util.*;
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/**
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* This Class can process the Input from the Joystick Buttons.
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* Up to now, it will only print out the Button number witch has been pressed.
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* For further functionality you may add some other Objects to the Constructor.
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* For the description of the Methods, see the Behavior Class!
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*
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* @version 1.1, June 1999
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* @author M. Schlegel, HTA Biel
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* @see javax.media.j3d.Behavior
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*/
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public class ButtonSensorBehavior extends Behavior {
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private WakeupCriterion conditions = new WakeupOnElapsedFrames(4);
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private Sensor sensor;
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private int buttons[]= new int[4];
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/**
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* The sensorobject must support the method "lastButtons(buttons[])" to make this class working
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*/
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public ButtonSensorBehavior(Sensor sensor ) {
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this.sensor = sensor;
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}
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/**
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* Initializes this behavior.
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*/
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public void initialize() {
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wakeupOn(conditions);
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}
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/**
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* Processes the Stimulus.
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* Currently called after four elapsed frames.
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*
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* @param criteria an enumeration
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*/
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public void processStimulus(Enumeration criteria) {
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sensor.lastButtons(buttons);
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for (int i=0; i<4;i++){
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if (buttons[i]!=0)
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System.out.println("Button "+(i+1)+" pressed!");
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}
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wakeupOn(conditions);
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}
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}
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