draginfluencepanel.java

java 3d game jme 工程开发源代码

/*
 * Copyright (c) 2003-2009 jMonkeyEngine
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 *
 * * Neither the name of 'jMonkeyEngine' nor the names of its contributors 
 *   may be used to endorse or promote products derived from this software 
 *   without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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package com.jmex.editors.swing.particles;

import java.awt.BorderLayout;

import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;

import com.jmex.editors.swing.widget.ValuePanel;
import com.jmex.effects.particles.SimpleParticleInfluenceFactory;

public class DragInfluencePanel extends InfluenceEditPanel {

    private static final long serialVersionUID = 1L;
    
    private ValuePanel dragCoefficientPanel =
        new ValuePanel("Drag Coefficient: ", "", 0f, Float.MAX_VALUE, 0.1f);

    public DragInfluencePanel() {
        super();
        setLayout(new BorderLayout());
        initPanel();
    }
    
    private void initPanel() {
        dragCoefficientPanel.setBorder(createTitledBorder(" DRAG PARAMETERS "));
        dragCoefficientPanel.addChangeListener(new ChangeListener() {
            public void stateChanged(ChangeEvent e) {
                ((SimpleParticleInfluenceFactory.BasicDrag)getEdittedInfluence()).setDragCoefficient(
                    dragCoefficientPanel.getFloatValue());
            }
        });
        add(dragCoefficientPanel, BorderLayout.CENTER);
    }
    
    @Override
    public void updateWidgets() {
        dragCoefficientPanel.setValue(
            ((SimpleParticleInfluenceFactory.BasicDrag)getEdittedInfluence()).getDragCoefficient());
    }

}