tools.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.
 */

/*
 * @(#)Tools.java	1.36 03/01/23
 */

package java2d;

import java.awt.*;
import java.awt.event.*;
import java.awt.print.PrinterJob;
import javax.print.attribute.*;
import javax.swing.*;
import javax.swing.event.*;
import javax.swing.border.*;
import java.net.URL;


/**
 * Tools to control individual demo graphic attributes.  Also, control for
 * start & stop on animated demos; control for cloning the demo; control for
 * printing the demo.  Expand and collapse the Tools panel with ToggleIcon.
 */
public class Tools extends JPanel implements ActionListener, ChangeListener, MouseListener, Runnable {

    private ImageIcon stopIcon, startIcon;
    private Font font = new Font("serif", Font.PLAIN, 10);
    private Color roColor = new Color(204, 204, 255);
    private Surface surface;
    private Thread thread;
    private JPanel toolbarPanel;
    private JPanel sliderPanel;
    private JLabel label;
    private ToggleIcon bumpyIcon, rolloverIcon;

    protected boolean focus;

    public JButton toggleB;
    public JButton printB;
    public JComboBox screenCombo;
    public JButton renderB, aliasB;
    public JButton textureB, compositeB;
    public JButton startStopB;
    public JButton cloneB;
    public boolean issueRepaint = true;
    public JToolBar toolbar;
    public JSlider slider;
    public boolean doSlider;
    public boolean isExpanded;

    public Tools(Surface surface) {
        this.surface = surface;
        setBackground(Color.gray);
        setLayout(new BorderLayout());

        stopIcon = new ImageIcon(DemoImages.getImage("stop.gif", this));
        startIcon = new ImageIcon(DemoImages.getImage("start.gif",this));
        bumpyIcon = new ToggleIcon(this, Color.lightGray);
        rolloverIcon = new ToggleIcon(this, roColor);
        toggleB = new JButton(bumpyIcon);
        toggleB.addMouseListener(this);
        isExpanded = false;
        toggleB.addActionListener(this);
        toggleB.setMargin(new Insets(0,0,-4,0));
        toggleB.setBorderPainted(false);
        toggleB.setFocusPainted(false);
        toggleB.setContentAreaFilled(false);
        toggleB.setRolloverIcon(rolloverIcon);
        add("North", toggleB);


        toolbar = new JToolBar();
        toolbar.setPreferredSize(new Dimension(100, 26));
        toolbar.setFloatable(false);

        String s = surface.AntiAlias == RenderingHints.VALUE_ANTIALIAS_ON 
            ? "On" : "Off";
        aliasB = addTool( "A", "Antialiasing " + s, this);

        s = surface.Rendering == RenderingHints.VALUE_RENDER_SPEED
            ? "Speed" : "Quality";
        renderB = addTool("R", "Rendering " + s, this);

        s = surface.texture != null ? "On" : "Off";
        textureB = addTool("T", "Texture " + s, this);

        s = surface.composite != null ? "On" : "Off";
        compositeB = addTool("C", "Composite " + s, this);

        printB = addTool("print.gif", "Print the Surface", this);

        if (surface instanceof AnimatingSurface) {
            startStopB = addTool("stop.gif", "Stop Animation", this);
            toolbar.setPreferredSize(new Dimension(122, 26));
        }

        screenCombo = new JComboBox();
        screenCombo.setPreferredSize(new Dimension(100, 18));
        screenCombo.setFont(font);
        for (int i = 0; i < GlobalControls.screenNames.length; i++) {
            screenCombo.addItem(GlobalControls.screenNames[i]);
        } 
        screenCombo.addActionListener(this);
        toolbarPanel = new JPanel(new FlowLayout(FlowLayout.CENTER,5,0));
        toolbarPanel.setBackground(Color.gray);
        toolbarPanel.setLocation(0,6);
        toolbarPanel.setVisible(false);
        toolbarPanel.add(toolbar);
        toolbarPanel.add(screenCombo);
        add(toolbarPanel);

        setPreferredSize(new Dimension(200,6));

        if (surface instanceof AnimatingSurface) {
            sliderPanel = new JPanel(new GridLayout(0,2,5,5));
            sliderPanel.setBackground(Color.gray);
            label = new JLabel("sleep = 30 ms");
            label.setForeground(Color.black);
            sliderPanel.add(label);
            slider = new JSlider(JSlider.HORIZONTAL, 0, 200, 30);
            slider.setBackground(Color.gray);
            slider.addChangeListener(this);
            TitledBorder tb = new TitledBorder(new EtchedBorder());
            tb.setTitleFont(new Font("serif", Font.PLAIN, 8));
            tb.setTitle("sleep = 30 ms");
            EmptyBorder eb = new EmptyBorder(4,5,4,5);
            slider.setBorder(new CompoundBorder(eb, new EtchedBorder()));
            sliderPanel.add(slider);

            addMouseListener(new MouseAdapter() {
                public void mouseClicked(MouseEvent e) {
                   if (toolbarPanel.isVisible()) {
                       invalidate();
                       if ((doSlider = !doSlider)) {
                           remove(toolbarPanel);
                           add(sliderPanel);
                       } else {
                           remove(sliderPanel);
                           add(toolbarPanel);
                       }
                       validate();
                       repaint();
                   }
                }
            });
        }
    }


    public JButton addTool(String name, 
                           String toolTip,
                           ActionListener al) {
        JButton b = null;
        if (name.indexOf(".") == -1) {
            b = (JButton) toolbar.add(new JButton(name));
            if (toolTip.equals("Rendering Quality") ||
                    toolTip.equals("Antialiasing On") ||
                        toolTip.equals("Texture On")  ||
                            toolTip.equals("Composite On")) {
                b.setBackground(Color.green);
                b.setSelected(true);
            } else {
                b.setBackground(Color.lightGray);
                b.setSelected(false);
            }
            b.setPreferredSize(new Dimension(18, 22));
            b.setMaximumSize(new Dimension(18, 22));
            b.setMinimumSize(new Dimension(18, 22));
        } else {
            Image img = DemoImages.getImage(name, this);
            b = (JButton) toolbar.add(new JButton(new ImageIcon(img)));
            b.setSelected(true);
        }
        b.setToolTipText(toolTip);
        b.addActionListener(al);
        return b;
    }


    public void actionPerformed(ActionEvent e) {
        Object obj = e.getSource();
	if (obj instanceof JButton) {
            JButton b = (JButton) obj;
            b.setSelected(!b.isSelected());
            if (b.getIcon() == null) {
                b.setBackground(b.isSelected() ? Color.green : Color.lightGray);
            }
        }
        if (obj.equals(toggleB)) {
	    isExpanded = !isExpanded;
            if (isExpanded) {