globalcontrols.java

这是ACCP的JAVA ppt课件

/*
 * Copyright (c) 2003 Sun Microsystems, Inc. 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.
 * 
 * -Redistribution in binary form must reproduct 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 Sun Microsystems, Inc. or the names of contributors
 * may be used to endorse or promote products derived from this software
 * without specific prior written permission.
 * 
 * This software is provided "AS IS," without a warranty of any kind. ALL
 * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING
 * ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
 * OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT
 * BE LIABLE FOR ANY DAMAGES OR LIABILITIES SUFFERED BY LICENSEE AS A RESULT
 * OF OR RELATING TO USE, MODIFICATION OR DISTRIBUTION OF THE SOFTWARE OR ITS
 * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST
 * REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL,
 * INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY
 * OF LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE, EVEN
 * IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
 * 
 * You acknowledge that Software is not designed, licensed or intended for
 * use in the design, construction, operation or maintenance of any nuclear
 * facility.
 */

/*
 * @(#)GlobalControls.java	1.28 03/01/23
 */


package java2d;

import java.awt.*;
import javax.swing.*;
import java.awt.event.ItemListener;
import java.awt.event.ItemEvent;
import javax.swing.event.ChangeListener;
import javax.swing.event.ChangeEvent;
import javax.swing.border.TitledBorder;
import javax.swing.border.EtchedBorder;


/**
 * Global Controls panel for changing graphic attributes of
 * the demo surface.
 */
public class GlobalControls extends JPanel implements ItemListener, ChangeListener {

    static String[] screenNames = { 
            "Auto Screen", "On Screen", "Off Screen",
            "INT_xRGB", "INT_ARGB", "INT_ARGB_PRE", "INT_BGR",
            "3BYTE_BGR", "4BYTE_ABGR", "4BYTE_ABGR_PRE", "USHORT_565_RGB",
            "USHORT_x555_RGB", "BYTE_GRAY", "USHORT_GRAY",
	    "BYTE_BINARY", "BYTE_INDEXED", "BYTE_BINARY 2 bit", "BYTE_BINARY 4 bit",
	    "INT_RGBx", "USHORT_555x_RGB"};
    static JComboBox screenCombo;
    public TextureChooser texturechooser;
    public JCheckBox aliasCB, renderCB, toolBarCB;
    public JCheckBox compositeCB, textureCB;
    public JSlider slider;
    public Object obj;

    private Font font = new Font("serif", Font.PLAIN, 12);


    public GlobalControls() {
        setLayout(new GridBagLayout());
        setBorder(new TitledBorder(new EtchedBorder(), "Global Controls"));

        aliasCB = createCheckBox("Anti-Aliasing", true, 0);
        renderCB = createCheckBox("Rendering Quality", false, 1);
        textureCB = createCheckBox("Texture", false, 2);
        compositeCB = createCheckBox("AlphaComposite", false, 3);

        screenCombo = new JComboBox();
        screenCombo.setPreferredSize(new Dimension(120, 18));
        screenCombo.setLightWeightPopupEnabled(true);
        screenCombo.setFont(font);
        for (int i = 0; i < screenNames.length; i++) {
            screenCombo.addItem(screenNames[i]);
        } 
        screenCombo.addItemListener(this);
        Java2Demo.addToGridBag(this, screenCombo, 0, 4, 1, 1, 0.0, 0.0);

        toolBarCB = createCheckBox("Tools", false, 5);

        slider = new JSlider(JSlider.HORIZONTAL, 0, 200, 30);
        slider.addChangeListener(this);
        TitledBorder tb = new TitledBorder(new EtchedBorder());
        tb.setTitleFont(font);
        tb.setTitle("Anim delay = 30 ms");
        slider.setBorder(tb);
        slider.setMinimumSize(new Dimension(80,46));
        Java2Demo.addToGridBag(this, slider, 0, 6, 1, 1, 1.0, 1.0);

        texturechooser = new TextureChooser(0);
        Java2Demo.addToGridBag(this, texturechooser, 0, 7, 1, 1, 1.0, 1.0);
    }


    private JCheckBox createCheckBox(String s, boolean b, int y) {
        JCheckBox cb = new JCheckBox(s, b);
        cb.setFont(font);
        cb.setHorizontalAlignment(JCheckBox.LEFT);
        cb.addItemListener(this);
        Java2Demo.addToGridBag(this, cb, 0, y, 1, 1, 1.0, 1.0);
        return cb;
    }


    public void stateChanged(ChangeEvent e) {
        int value = slider.getValue();
        TitledBorder tb = (TitledBorder) slider.getBorder();
        tb.setTitle("Anim delay = " + String.valueOf(value) + " ms");
        int index = Java2Demo.tabbedPane.getSelectedIndex()-1;
        DemoGroup dg = Java2Demo.group[index];
        JPanel p = dg.getPanel();
        for (int i = 0; i < p.getComponentCount(); i++) {
            DemoPanel dp = (DemoPanel) p.getComponent(i);
            if (dp.tools != null && dp.tools.slider != null) {
                dp.tools.slider.setValue(value);
            }
        } 
        slider.repaint();
    }


    public void itemStateChanged(ItemEvent e) {
        if (Java2Demo.tabbedPane.getSelectedIndex() != 0) {
            obj = e.getSource();
            int index = Java2Demo.tabbedPane.getSelectedIndex()-1;
            Java2Demo.group[index].setup(true);
            obj = null;
        }
    }


    public Dimension getPreferredSize() {
        return new Dimension(135,260);
    }
}