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-/*
- * 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.
- */
-
-
-package java2d;
-
-import java.awt.*;
-import java.awt.event.*;
-import java.awt.geom.*;
-import java.awt.image.BufferedImage;
-import java.awt.image.DataBuffer;
-import java.awt.font.*;
-import javax.swing.*;
-import javax.swing.border.*;
-import javax.swing.table.*;
-import javax.swing.event.*;
-import java.util.Vector;
-import java.util.List;
-import java.util.Arrays;
-
-
-
-/**
- * Introduction to the Java2Demo.
- *
- * @version @(#)Intro.java 1.19 03/06/26
- * @author Brian Lichtenwalter
- */
-public class Intro extends JPanel {
-
- static Color black = new Color(20, 20, 20);
- static Color white = new Color(240, 240, 255);
- static Color red = new Color(149, 43, 42);
- static Color blue = new Color(94, 105, 176);
- static Color yellow = new Color(255, 255, 140);
-
- static Surface surface;
- private ScenesTable scenesTable;
- private boolean doTable;
-
-
- public Intro() {
- EmptyBorder eb = new EmptyBorder(80,110,80,110);
- BevelBorder bb = new BevelBorder(BevelBorder.LOWERED);
- setBorder(new CompoundBorder(eb,bb));
- setLayout(new BorderLayout());
- setBackground(Color.gray);
- setToolTipText("click for scene table");
- add(surface = new Surface());
- addMouseListener(new MouseAdapter() {
- public void mouseClicked(MouseEvent e) {
- removeAll();
- if ((doTable = !doTable)) {
- setToolTipText("click for animation");
- surface.stop();
- if (scenesTable == null) {
- scenesTable = new ScenesTable();
- }
- add(scenesTable);
- } else {
- setToolTipText("click for scene table");
- surface.start();
- add(surface);
- }
- revalidate();
- repaint();
- }
- });
- }
-
-
- public void start() {
- if (!doTable) {
- surface.start();
- }
- }
-
-
- public void stop() {
- if (!doTable) {
- surface.stop();
- }
- }
-
-
- public static void main(String argv[]) {
- final Intro intro = new Intro();
- WindowListener l = new WindowAdapter() {
- public void windowClosing(WindowEvent e) {System.exit(0);}
- public void windowDeiconified(WindowEvent e) { intro.start(); }
- public void windowIconified(WindowEvent e) { intro.stop(); }
- };
- JFrame f = new JFrame("Java2D Demo - Intro");
- f.addWindowListener(l);
- f.getContentPane().add("Center", intro);
- f.pack();
- Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
- int w = 720;
- int h = 510;
- f.setLocation(screenSize.width/2 - w/2, screenSize.height/2 - h/2);
- f.setSize(w, h);
- f.setVisible(true);
- intro.start();
- }
-
-
- /**
- * ScenesTable is the list of scenes known to the Director.
- * Scene participation, scene name and scene pause amount columns.
- * Global animation delay for scene's steps.
- */
- static class ScenesTable extends JPanel implements ActionListener, ChangeListener {
-
- private JTable table;
- private TableModel dataModel;
-
- public ScenesTable() {
- setBackground(Color.white);
- setLayout(new BorderLayout());
- final String[] names = { "", "Scenes", "Pause" };
-
- dataModel = new AbstractTableModel() {
- public int getColumnCount() { return names.length; }
- public int getRowCount() { return surface.director.size();}
- public Object getValueAt(int row, int col) {
- Surface.Scene scene = (Surface.Scene) surface.director.get(row);
- if (col == 0) {
- return scene.participate;
- } else if (col == 1) {
- return scene.name;
- } else {
- return scene.pauseAmt;
- }
- }
- public String getColumnName(int col) {return names[col]; }
- public Class getColumnClass(int c) {
- return getValueAt(0, c).getClass();
- }
- public boolean isCellEditable(int row, int col) {
- return col != 1 ? true : false;
- }
- public void setValueAt(Object aValue, int row, int col) {
- Surface.Scene scene = (Surface.Scene) surface.director.get(row);
- if (col == 0) {
- scene.participate = aValue;
- } else if (col == 1) {
- scene.name = aValue;
- } else {
- scene.pauseAmt = aValue;
- }
- }
- };
-
- table = new JTable(dataModel);
- TableColumn col = table.getColumn("");
- col.setWidth(16);
- col.setMinWidth(16);
- col.setMaxWidth(20);
- col = table.getColumn("Pause");
- col.setWidth(60);
- col.setMinWidth(60);
- col.setMaxWidth(60);
- table.sizeColumnsToFit(0);
-
- JScrollPane scrollpane = new JScrollPane(table);
- add(scrollpane);
-
- JPanel panel = new JPanel(new BorderLayout());
- JButton b = new JButton("Unselect All");
- b.setHorizontalAlignment(JButton.LEFT);
- Font font = new Font("serif", Font.PLAIN, 10);
- b.setFont(font);
- b.addActionListener(this);
- panel.add("West", b);
-
- JSlider slider = new JSlider(JSlider.HORIZONTAL, 0, 200, (int) surface.sleepAmt);
- slider.addChangeListener(this);
- TitledBorder tb = new TitledBorder(new EtchedBorder());
- tb.setTitleFont(font);
- tb.setTitle("Anim delay = " + String.valueOf(surface.sleepAmt) + " ms");
- slider.setBorder(tb);
- slider.setPreferredSize(new Dimension(140,40));
- slider.setMinimumSize(new Dimension(100,40));
- slider.setMaximumSize(new Dimension(180,40));
- panel.add("East", slider);
-
- add("South", panel);
- }
-
-
- public void actionPerformed(ActionEvent e) {
- JButton b = (JButton) e.getSource();
- b.setSelected(!b.isSelected());
- b.setText(b.isSelected() ? "Select All" : "Unselect All");
- for (int i = 0; i < surface.director.size(); i++) {
- Surface.Scene scene = (Surface.Scene) surface.director.get(i);
- scene.participate = new Boolean(!b.isSelected());
- }
- table.tableChanged(new TableModelEvent(dataModel));
- }
-
-
- public void stateChanged(ChangeEvent e) {
- JSlider slider = (JSlider) e.getSource();
- int value = slider.getValue();
- TitledBorder tb = (TitledBorder) slider.getBorder();
- tb.setTitle("Anim delay = " + String.valueOf(value) + " ms");
- surface.sleepAmt = (long) value;
- slider.repaint();
- }
- } // End ScenesTable class
-
-
-
- /**
- * Surface is the stage where the Director plays its scenes.
- */
- static class Surface extends JPanel implements Runnable {
-
- static Surface surf;
- static Image cupanim, java_logo;
- static BufferedImage bimg;
- public Director director;
- public int index;
- public long sleepAmt = 30;
- private Thread thread;
-
-
- public Surface() {
- surf = this;
- setBackground(black);
- setLayout(new BorderLayout());
- addMouseListener(new MouseAdapter() {
- public void mouseClicked(MouseEvent e) {
- if (thread == null) start(); else stop();
- }
- });
- cupanim = DemoImages.getImage("cupanim.gif", this);
- java_logo = DemoImages.getImage("java_logo.png", this);
- director = new Director();
- }
-
-
- static FontMetrics getMetrics(Font font) {
- return surf.getFontMetrics(font);
- }
-
-
- public void paint(Graphics g) {
- Dimension d = getSize();
- if (d.width <= 0 || d.height <= 0) {
- return;
- }
- if (bimg == null || bimg.getWidth() != d.width || bimg.getHeight() != d.height) {
- bimg = getGraphicsConfiguration().createCompatibleImage(d.width, d.height);
- // reset future scenes
- for (int i = index+1; i < director.size(); i++) {
- ((Scene) director.get(i)).reset(d.width, d.height);
- }
- }
-
- Scene scene = (Scene) director.get(index);
- if (scene.index <= scene.length) {
- if (thread != null) {
- scene.step(d.width, d.height);
- }
-
- Graphics2D g2 = bimg.createGraphics();
- g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
- RenderingHints.VALUE_ANTIALIAS_ON);
- g2.setBackground(getBackground());
- g2.clearRect(0, 0, d.width, d.height);
-
- scene.render(d.width, d.height, g2);
-
- if (thread != null) {
- // increment scene.index after scene.render
- scene.index++;
- }
- g2.dispose();
- }
- g.drawImage(bimg, 0, 0, this);
- }
-
-
-
- public void start() {
- if (thread == null) {
- thread = new Thread(this);
- thread.setPriority(Thread.MIN_PRIORITY);
- thread.setName("Intro");
- thread.start();
- }
- }
-
-
- public synchronized void stop() {
- if (thread != null) {
- thread.interrupt();
- }
- thread = null;
- notifyAll();
- }
-
-
- public void reset() {
- index = 0;
- Dimension d = getSize();
- for (int i = 0; i < director.size(); i++) {
- ((Scene) director.get(i)).reset(d.width, d.height);
- }
- }
-
-
- public void run() {
-
- Thread me = Thread.currentThread();
-
- while (thread == me && !isShowing() || getSize().width <= 0) {
- try {
- thread.sleep(500);
- } catch (InterruptedException e) { return; }
- }
-
- if (index == 0) {
- reset();
- }
-
- while (thread == me) {
- Scene scene = (Scene) director.get(index);
- if (((Boolean) scene.participate).booleanValue()) {
- repaint();
- try {
- thread.sleep(sleepAmt);
- } catch (InterruptedException e) { break; }
- if (scene.index > scene.length) {
- scene.pause(thread);
- if (++index >= director.size()) {
- reset();
- }
- }
- } else {
- if (++index >= director.size()) {
- reset();
- }
- }
- }
- thread = null;
- }
-
-
-
- /**
- * Part is a piece of the scene. Classes must implement Part
- * inorder to participate in a scene.
- */
- interface Part {
- public void reset(int newwidth, int newheight);
- public void step(int w, int h);
- public void render(int w, int h, Graphics2D g2);
- public int getBegin();
- public int getEnd();
- }
-
-
-
- /**
- * Director is the holder of the scenes, their names & pause amounts
- * between scenes.
- */
- static class Director extends Vector {
-
- GradientPaint gp = new GradientPaint(0,40,blue,38,2,black);
- Font f1 = new Font("serif", Font.PLAIN, 200);
- Font f2 = new Font("serif", Font.PLAIN, 120);
- Font f3 = new Font("serif", Font.PLAIN, 72);
- Object parts[][][] = {
- { { "J - scale text on gradient", "0" },
- { new GpE(GpE.BURI, black, blue, 0, 20),
- new TxE("J", f1, TxE.SCI, yellow, 2, 20) } },
- { { "2 - scale & rotate text on gradient" , "0" },
- { new GpE(GpE.BURI, blue, black, 0, 22),
- new TxE("2", f1, TxE.RI | TxE.SCI, yellow, 2, 22) } },
- { { "D - scale text on gradient", "0" },
- { new GpE(GpE.BURI, black, blue, 0, 20),
- new TxE("D", f1, TxE.SCI, yellow, 2, 20) } },
- { { "Java2D - scale & rotate text on gradient", "1000" },
- { new GpE(GpE.SIH, blue, black, 0, 40),
- new TxE("Java2D", f2, TxE.RI | TxE.SCI, yellow, 0, 40) }},
- { { "Previous scene dither dissolve out", "0"},
- { new DdE(0, 20, 1) }},
- { { "Graphics Features", "999" },
- { new Temp(Temp.RECT, null, 0, 15),
- new Temp(Temp.IMG, java_logo, 2, 15),
- new Temp(Temp.RNA | Temp.INA, java_logo, 16, 130),
- new Features(Features.GRAPHICS, 16, 130) }},
- { { "Java2D - texture text on gradient", "1000"},
- { new GpE(GpE.WI, blue, black, 0, 20),
- new GpE(GpE.WD, blue, black, 21, 40),
- new TpE(TpE.OI | TpE.NF, black, yellow, 4, 0, 10),
- new TpE(TpE.OD | TpE.NF, black, yellow, 4, 11, 20),
- new TpE(TpE.OI | TpE.NF | TpE.HAF, black, yellow,5,21,40),
- new TxE("Java2D", f2, 0, null, 0, 40) }},
- { { "Previous scene random close out", "0"},
- { new CoE(CoE.RAND, 0, 20) } },
- { { "Text Features", "999" },
- { new Temp(Temp.RECT, null, 0, 15),
- new Temp(Temp.IMG, java_logo, 2, 15),
- new Temp(Temp.RNA | Temp.INA, java_logo, 16, 130),
- new Features(Features.TEXT, 16, 130) }},
- { { "Java2D - composite text on texture", "1000"},
- { new TpE(TpE.RI, black, gp, 40, 0, 20),
- new TpE(TpE.RD, black, gp, 40, 21, 40),
- new TpE(TpE.RI, black, gp, 40, 41, 60),
- new TxE("Java2D", f2, TxE.AC, yellow, 0, 60) }},
- { { "Previous scene dither dissolve out", "0"},
- { new DdE(0, 20, 4) }},
- { { "Imaging Features", "999" },
- { new Temp(Temp.RECT, null, 0, 15),
- new Temp(Temp.IMG, java_logo, 2, 15),
- new Temp(Temp.RNA | Temp.INA, java_logo, 16, 130),
- new Features(Features.IMAGES, 16, 130) }},
- { { "Java2D - text on gradient", "1000" },
- { new GpE(GpE.SDH, blue, black, 0, 20),
- new GpE(GpE.SIH, blue, black, 21, 40),
- new GpE(GpE.SDH, blue, black, 41, 50),
- new GpE(GpE.INC | GpE.NF, red, yellow, 0, 50),
- new TxE("Java2D", f2, TxE.NOP, null, 0, 50) }},
- { { "Previous scene ellipse close out", "0"},
- { new CoE(CoE.OVAL, 0, 20) } },
- { { "Color Features", "999" },
- { new Temp(Temp.RECT, null, 0, 15),
- new Temp(Temp.IMG, java_logo, 2, 15),
- new Temp(Temp.RNA | Temp.INA, java_logo, 16, 99),
- new Features(Features.COLOR, 16, 99) }},
- { { "Java2D - composite and rotate text on paints", "2000" },
- { new GpE(GpE.BURI, black, blue, 0, 20),
- new GpE(GpE.BURD, black, blue, 21, 30),
- new TpE(TpE.OI | TpE.HAF, black, blue, 10, 31, 40),
- new TxE("Java2D", f2, TxE.AC | TxE.RI, yellow, 0, 40) }},
- { { "Previous scene subimage transform out", "0" },
- { new SiE(60, 60, 0, 40) }},
- { { "CREDITS - transform in", "1000" },
- { new LnE(LnE.ACI | LnE.ZOOMI | LnE.RI, 0, 60),
- new TxE("CREDITS", f3, TxE.AC | TxE.SCI, Color.red,20,30),
- new TxE("CREDITS", f3, TxE.SCXD, Color.red, 31, 38),
- new TxE("CREDITS", f3, TxE.SCXI, Color.red, 39, 48),
- new TxE("CREDITS", f3, TxE.SCXD, Color.red, 49, 54),
- new TxE("CREDITS", f3, TxE.SCXI, Color.red, 55, 60) }},
- { { "CREDITS - transform out", "0" },
- { new LnE(LnE.ACD | LnE.ZOOMD | LnE.RD, 0, 45),
- new TxE("CREDITS", f3, 0, Color.red, 0, 9),
- new TxE("CREDITS", f3, TxE.SCD | TxE.RD, Color.red,10,30)}},
- { { "Contributors", "1000" },
- { new Temp(Temp.RECT, null, 0, 30),
- new Temp(Temp.IMG, cupanim, 4, 30),
- new Temp(Temp.RNA | Temp.INA, cupanim, 31, 200),
- new Contributors(34, 200) } },
- };
-
-
- public Director() {
- for (int i = 0; i < parts.length; i++) {
- Vector v = new Vector();
- for (int j = 0; j < parts[i][1].length; j++) {
- v.addElement(parts[i][1][j]);
- }
- addElement(new Scene(v, parts[i][0][0], parts[i][0][1]));
- }
- }
- }
-
-
-
- /**
- * Scene is the manager of the parts.
- */
- static class Scene extends Object {
- public Object name;
- public Object participate = new Boolean(true);
- public Object pauseAmt;
- public Vector parts;
- public int index;
- public int length;
-
- public Scene(Vector parts, Object name, Object pauseAmt) {
- this.name = name;
- this.parts = parts;
- this.pauseAmt = pauseAmt;
- for (int i = 0; i < parts.size(); i++) {
- if (((Part) parts.get(i)).getEnd() > length) {
- length = ((Part) parts.get(i)).getEnd();
- }
- }
- }
-
- public void reset(int w, int h) {
- index = 0;
- for (int i = 0; i < parts.size(); i++) {
- ((Part) parts.get(i)).reset(w, h);
- }
- }
-
- public void step(int w, int h) {
- for (int i = 0; i < parts.size(); i++) {
- Part part = (Part) parts.get(i);
- if (index >= part.getBegin() && index <= part.getEnd()) {
- part.step(w, h);
- }
- }
- }
-
- public void render(int w, int h, Graphics2D g2) {
- for (int i = 0; i < parts.size(); i++) {
- Part part = (Part) parts.get(i);
- if (index >= part.getBegin() && index <= part.getEnd()) {
- part.render(w, h, g2);
- }
- }
- }
-
- public void pause(Thread thread) {
- try {
- thread.sleep(Long.parseLong((String) pauseAmt));
- } catch (Exception e) { }
- System.gc();
- }
- } // End Scene class
-
-
-
- /**
- * Text Effect. Transformation of characters. Clip or fill.
- */
- static class TxE implements Part {
-
- static final int INC = 1;
- static final int DEC = 2;
- static final int R = 4; // rotate
- static final int RI = R | INC;
- static final int RD = R | DEC;
- static final int SC = 8; // scale
- static final int SCI = SC | INC;
- static final int SCD = SC | DEC;
- static final int SCX = 16; // scale invert x
- static final int SCXI = SCX | SC | INC;
- static final int SCXD = SCX | SC | DEC;
- static final int SCY = 32; // scale invert y
- static final int SCYI = SCY | SC | INC;
- static final int SCYD = SCY | SC | DEC;
- static final int AC = 64; // AlphaComposite
- static final int CLIP = 128; // Clipping
- static final int NOP = 512; // No Paint
- private int beginning, ending;
- private int type;
- private double rIncr, sIncr;
- private double sx, sy, rotate;
- private Shape shapes[], txShapes[];
- private int sw;
- private int numRev;
- private Paint paint;
-
-
- public TxE(String text,
- Font font,
- int type,
- Paint paint,
- int beg,
- int end) {
- this.type = type;
- this.paint = paint;
- this.beginning = beg;
- this.ending = end;
-
- setIncrements(2);
-
- char[] chars = text.toCharArray();
- shapes = new Shape[chars.length];
- txShapes = new Shape[chars.length];
- FontRenderContext frc = new FontRenderContext(null,true,true);
- TextLayout tl = new TextLayout(text, font, frc);
- sw = (int) tl.getOutline(null).getBounds().getWidth();
- for (int j = 0; j < chars.length; j++) {
- String s = String.valueOf(chars[j]);
- shapes[j] = new TextLayout(s, font, frc).getOutline(null);
- }
- }
-
-
- public void setIncrements(double numRevolutions) {
- this.numRev = (int) numRevolutions;
- rIncr = 360.0 / ((ending - beginning) / numRevolutions);
- sIncr = 1.0 / (ending - beginning);
- if ((type & SCX) != 0 || (type & SCY) != 0) {
- sIncr *= 2;
- }
- if ((type & DEC) != 0) {
- rIncr = -rIncr;
- sIncr = -sIncr;
- }
- }
-
-
- public void reset(int w, int h) {
- if (type == SCXI) {
- sx = -1.0; sy = 1.0;
- } else if (type == SCYI) {
- sx = 1.0; sy = -1.0;
- } else {
- sx = sy = (type & DEC) != 0 ? 1.0 : 0.0;
- }
- rotate = 0;
- }
-
-
- public void step(int w, int h) {
-
- float charWidth = w/2-sw/2;
-
- for (int i = 0; i < shapes.length; i++) {
- AffineTransform at = new AffineTransform();
- Rectangle2D maxBounds = shapes[i].getBounds();
- at.translate(charWidth, h/2+maxBounds.getHeight()/2);
- charWidth += (float) maxBounds.getWidth() + 1;
- Shape shape = at.createTransformedShape(shapes[i]);
- Rectangle2D b1 = shape.getBounds2D();
-
- if ((type & R) != 0) {
- at.rotate(Math.toRadians(rotate));
- }
- if ((type & SC) != 0) {
- at.scale(sx, sy);
- }
- shape = at.createTransformedShape(shapes[i]);
- Rectangle2D b2 = shape.getBounds2D();
-
- double xx = (b1.getX()+b1.getWidth()/2)
- - (b2.getX()+b2.getWidth()/2);
- double yy = (b1.getY()+b1.getHeight()/2)
- - (b2.getY()+b2.getHeight()/2);
- AffineTransform toCenterAT = new AffineTransform();
- toCenterAT.translate(xx, yy);
- toCenterAT.concatenate(at);
- txShapes[i] = toCenterAT.createTransformedShape(shapes[i]);
- }
- // avoid over rotation
- if (Math.abs(rotate) <= numRev * 360) {
- rotate += rIncr;
- if ((type & SCX) != 0) {
- sx += sIncr;
- } else if ((type & SCY) != 0) {
- sy += sIncr;
- } else {
- sx += sIncr; sy += sIncr;
- }
- }
- }
-
-
- public void render(int w, int h, Graphics2D g2) {
- Composite saveAC = null;
- if ((type & AC) != 0 && sx > 0 && sx < 1) {
- saveAC = g2.getComposite();
- g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, (float) sx));
- }
- GeneralPath path = null;
- if ((type & CLIP) != 0) {
- path = new GeneralPath();
- }
- if (paint != null) {
- g2.setPaint(paint);
- }
- for (int i = 0; i < txShapes.length; i++) {
- if ((type & CLIP) != 0) {
- path.append(txShapes[i], false);
- } else {
- g2.fill(txShapes[i]);
- }
- }
- if ((type & CLIP) != 0) {
- g2.clip(path);
- }
- if (saveAC != null) {
- g2.setComposite(saveAC);
- }
- }
-
-
- public int getBegin() {
- return beginning;
- }
-
- public int getEnd() {
- return ending;
- }
- } // End TxE class
-
-
-
-
- /**
- * GradientPaint Effect. Burst, split, horizontal and
- * vertical gradient fill effects.
- */
- static class GpE implements Part {
-
- static final int INC = 1; // increasing
- static final int DEC = 2; // decreasing
- static final int CNT = 4; // center
- static final int WID = 8; // width
- static final int WI = WID | INC;
- static final int WD = WID | DEC;
- static final int HEI = 16; // height
- static final int HI = HEI | INC;
- static final int HD = HEI | DEC;
- static final int SPL = 32 | CNT; // split
- static final int SIW = SPL | INC | WID;
- static final int SDW = SPL | DEC | WID;
- static final int SIH = SPL | INC | HEI;
- static final int SDH = SPL | DEC | HEI;
- static final int BUR = 64 | CNT; // burst
- static final int BURI = BUR | INC;
- static final int BURD = BUR | DEC;
- static final int NF = 128; // no fill
- private Color c1, c2;
- private int beginning, ending;
- private float incr, index;
- private Vector rect = new Vector();
- private Vector grad = new Vector();
- private int type;
-
-
- public GpE(int type, Color c1, Color c2, int beg, int end) {
- this.type = type;
- this.c1 = c1;
- this.c2 = c2;
- this.beginning = beg;
- this.ending = end;
- }
-
-
- public void reset(int w, int h) {
- incr = 1.0f / (ending - beginning);
- if ((type & CNT) != 0) {
- incr /= 2.3f;
- }
- if ((type & CNT) != 0 && (type & INC) != 0) {
- index = 0.5f;
- } else if ((type & DEC) != 0) {
- index = 1.0f;
- incr = -incr;
- } else {
- index = 0.0f;
- }
- index += incr;
- }
-
-
- public void step(int w, int h) {
- rect.clear();
- grad.clear();
-
- if ((type & WID) != 0) {
- float w2 = 0, x1 = 0, x2 = 0;
- if ((type & SPL) != 0) {
- w2 = w * 0.5f;
- x1 = w * (1.0f - index);
- x2 = w * index;
- } else {
- w2 = w * index;
- x1 = x2 = w2;
- }
- rect.addElement(new Rectangle2D.Float(0, 0, w2, h));
- rect.addElement(new Rectangle2D.Float(w2, 0, w-w2, h));
- grad.addElement(new GradientPaint(0,0,c1,x1,0,c2));
- grad.addElement(new GradientPaint(x2,0,c2,w,0,c1));
- } else if ((type & HEI) != 0) {
- float h2 = 0, y1 = 0, y2 = 0;
- if ((type & SPL) != 0) {
- h2 = h * 0.5f;
- y1 = h * (1.0f - index);
- y2 = h * index;
- } else {
- h2 = h * index;
- y1 = y2 = h2;
- }
- rect.addElement(new Rectangle2D.Float(0, 0, w, h2));
- rect.addElement(new Rectangle2D.Float(0, h2, w, h-h2));
- grad.addElement(new GradientPaint(0,0,c1,0,y1,c2));
- grad.addElement(new GradientPaint(0,y2,c2,0,h,c1));
- } else if ((type & BUR) != 0) {
-
- float w2 = w/2;
- float h2 = h/2;
-
- rect.addElement(new Rectangle2D.Float(0, 0, w2, h2));
- rect.addElement(new Rectangle2D.Float(w2, 0, w2, h2));
- rect.addElement(new Rectangle2D.Float(0, h2, w2, h2));
- rect.addElement(new Rectangle2D.Float(w2, h2, w2, h2));
-
- float x1 = w * (1.0f - index);
- float x2 = w * index;
- float y1 = h * (1.0f - index);
- float y2 = h * index;
-
- grad.addElement(new GradientPaint(0,0,c1,x1,y1,c2));
- grad.addElement(new GradientPaint(w,0,c1,x2,y1,c2));
- grad.addElement(new GradientPaint(0,h,c1,x1,y2,c2));
- grad.addElement(new GradientPaint(w,h,c1,x2,y2,c2));
- } else if ((type & NF) != 0) {
- float x = w * index;
- float y = h * index;
- grad.addElement(new GradientPaint(0,0,c1,0,y,c2));
- }
-
- if ((type & INC) != 0 || (type & DEC) != 0) {
- index += incr;
- }
- }
-
-
- public void render(int w, int h, Graphics2D g2) {
- g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
- RenderingHints.VALUE_ANTIALIAS_OFF);
- for (int i = 0; i < grad.size(); i++) {
- g2.setPaint((GradientPaint) grad.get(i));
- if ((type & NF) == 0) {
- g2.fill((Rectangle2D) rect.get(i));
- }
- }
- g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
- RenderingHints.VALUE_ANTIALIAS_ON);
- }
-
- public int getBegin() {
- return beginning;
- }
-
- public int getEnd() {
- return ending;
- }
- } // End GpE class
-
-
-
- /**
- * TexturePaint Effect. Expand and collapse a texture.
- */
- static class TpE implements Part {
-
- static final int INC = 1; // increasing
- static final int DEC = 2; // decreasing
- static final int OVAL = 4; // oval
- static final int RECT = 8; // rectangle
- static final int HAF = 16; // half oval or rect size
- static final int OI = OVAL | INC;
- static final int OD = OVAL | DEC;
- static final int RI = RECT | INC;
- static final int RD = RECT | DEC;
- static final int NF = 32; // no fill
- private Paint p1, p2;
- private int beginning, ending;
- private float incr, index;
- private TexturePaint texture;
- private int type;
- private int size;
- private BufferedImage bimg;
- private Rectangle rect;
-
-
- public TpE(int type, Paint p1, Paint p2, int size,
- int beg, int end) {
- this.type = type;
- this.p1 = p1;
- this.p2 = p2;
- this.beginning = beg;
- this.ending = end;
- setTextureSize(size);
- }
-
-
- public void setTextureSize(int size) {
- this.size = size;
- bimg = new BufferedImage(size,size,BufferedImage.TYPE_INT_RGB);
- rect = new Rectangle(0,0,size,size);
- }
-
-
- public void reset(int w, int h) {
- incr = (float) (size) / (float) (ending - beginning);
- if ((type & HAF) != 0) {
- incr /= 2;
- }
- if ((type & DEC) != 0) {
- index = size;
- if ((type & HAF) != 0) {
- index /= 2;
- }
- incr = -incr;
- } else {
- index = 0.0f;
- }
- index += incr;
- }
-
-
- public void step(int w, int h) {
- Graphics2D g2 = bimg.createGraphics();
- g2.setPaint(p1);
- g2.fillRect(0,0,size,size);
- g2.setPaint(p2);
- if ((type & OVAL) != 0) {
- g2.fill(new Ellipse2D.Float(0,0,index,index));
- } else if ((type & RECT) != 0) {
- g2.fill(new Rectangle2D.Float(0,0,index,index));
- }
- texture = new TexturePaint(bimg, rect);
- g2.dispose();
- index += incr;
- }
-
-
- public void render(int w, int h, Graphics2D g2) {
- g2.setPaint(texture);
- if ((type & NF) == 0) {
- g2.fillRect(0, 0, w, h);
- }
- }
-
- public int getBegin() {
- return beginning;
- }
-
- public int getEnd() {
- return ending;
- }
- } // End TpE class
-
-
-
- /**
- * Close out effect. Close out the buffered image with different
- * geometry shapes.
- */
- static class CoE implements Part {
-
- static final int WID = 1;
- static final int HEI = 2;
- static final int OVAL = 4;
- static final int RECT = 8;
- static final int RAND = 16;
- static final int ARC = 32;
- private int type;
- private int beginning, ending;
- private BufferedImage bimg;
- private Shape shape;
- private double zoom, extent;
- private double zIncr, eIncr;
- private boolean doRandom;
-
-
- public CoE(int type, int beg, int end) {
- this.type = type;
- this.beginning = beg;
- this.ending = end;
- zIncr = -(2.0 / (ending - beginning));
- eIncr = 360.0 / (ending - beginning);
- doRandom = (type & RAND) != 0;
- }
-
-
- public void reset(int w, int h) {
- if (doRandom) {
- int num = (int) (Math.random() * 5.0);
- switch (num) {
- case 0 : type = OVAL; break;
- case 1 : type = RECT; break;
- case 2 : type = RECT | WID; break;
- case 3 : type = RECT | HEI; break;
- case 4 : type = ARC; break;
- default : type = OVAL;
- }
- }
- shape = null;
- bimg = null;
- extent = 360.0;
- zoom = 2.0;
- }
-
-
- public void step(int w, int h) {
- if (bimg == null) {
- int biw = Surface.bimg.getWidth();
- int bih = Surface.bimg.getHeight();
- bimg = new BufferedImage(biw, bih, BufferedImage.TYPE_INT_RGB);
- Graphics2D big = bimg.createGraphics();
- big.drawImage(Surface.bimg, 0, 0, null);
- }
- double z = Math.min(w, h) * zoom;
- if ((type & OVAL) != 0) {
- shape = new Ellipse2D.Double(w/2-z/2,h/2-z/2,z,z);
- } else if ((type & ARC) != 0) {
- shape = new Arc2D.Double(-100,-100,w+200,h+200,90,extent,Arc2D.PIE);
- extent -= eIncr;
- } else if ((type & RECT) != 0) {
- if ((type & WID) != 0) {
- shape = new Rectangle2D.Double(w/2-z/2,0,z,h);
- } else if ((type & HEI) != 0) {
- shape = new Rectangle2D.Double(0,h/2-z/2,w,z);
- } else {
- shape = new Rectangle2D.Double(w/2-z/2,h/2-z/2,z,z);
- }
- }
- zoom += zIncr;
- }
-
-
- public void render(int w, int h, Graphics2D g2) {
- g2.clip(shape);
- g2.drawImage(bimg, 0, 0, null);
- }
-
- public int getBegin() {
- return beginning;
- }
-
- public int getEnd() {
- return ending;
- }
- } // End CoE class
-
-
-
- /**
- * Dither Dissolve Effect. For each successive step in the animation,
- * a pseudo-random starting horizontal position is chosen using list,
- * and then the corresponding points created from xlist and ylist are
- * blacked out for the current "chunk". The x and y chunk starting
- * positions are each incremented by the associated chunk size, and
- * this process is repeated for the number of "steps" in the
- * animation, causing an equal number of pseudo-randomly picked
- * "blocks" to be blacked out during each step of the animation.
- */
- static class DdE implements Part {
-
- private int beginning, ending;
- private BufferedImage bimg;
- private Graphics2D big;
- private List list, xlist, ylist;
- private int xeNum, yeNum; // element number
- private int xcSize, ycSize; // chunk size
- private int inc;
- private int blocksize;
-
-
- public DdE(int beg, int end, int blocksize) {
- this.beginning = beg;
- this.ending = end;
- this.blocksize = blocksize;
- }
-
- private void createShuffledLists() {
- int width = bimg.getWidth();
- int height = bimg.getHeight();
- Integer xarray[] = new Integer[width];
- Integer yarray[] = new Integer[height];
- Integer array[] = new Integer[ending - beginning + 1];
- for (int i = 0; i < xarray.length; i++) {
- xarray[i] = new Integer(i);
- }
- for (int j = 0; j < yarray.length; j++) {
- yarray[j] = new Integer(j);
- }
- for (int k = 0; k < array.length; k++) {
- array[k] = new Integer(k);
- }
- java.util.Collections.shuffle(xlist = Arrays.asList(xarray));
- java.util.Collections.shuffle(ylist = Arrays.asList(yarray));
- java.util.Collections.shuffle(list = Arrays.asList(array));
- }
-
- public void reset(int w, int h) {
- bimg = null;
- }
-
- public void step(int w, int h) {
- if (bimg == null) {
- int biw = Surface.bimg.getWidth();
- int bih = Surface.bimg.getHeight();
- bimg = new BufferedImage(biw, bih, BufferedImage.TYPE_INT_RGB);
- createShuffledLists();
- big = bimg.createGraphics();
- big.drawImage(Surface.bimg, 0, 0, null);
- xcSize = (xlist.size() / (ending - beginning)) + 1;
- ycSize = (ylist.size() / (ending - beginning)) + 1;
- xeNum = 0;
- inc = 0;
- }
- xeNum = xcSize * ((Integer)list.get(inc)).intValue();
- yeNum = -ycSize;
- inc++;
- }
-
-
- public void render(int w, int h, Graphics2D g2) {
- big.setColor(black);
-
- for (int k = 0; k <= (ending - beginning); k++) {
- if ((xeNum + xcSize) > xlist.size()) {
- xeNum = 0;
- } else {
- xeNum += xcSize;
- }
- yeNum += ycSize;
-
- for (int i = xeNum; i < xeNum+xcSize && i < xlist.size(); i++) {
- for (int j = yeNum; j < yeNum+ycSize && j < ylist.size(); j++) {
- int xval = ((Integer)xlist.get(i)).intValue();
- int yval = ((Integer)ylist.get(j)).intValue();
- if (((xval % blocksize) == 0) &&
- ((yval % blocksize) == 0)) {
- big.fillRect(xval, yval, blocksize, blocksize);
- }
- }
- }
- }
-
- g2.drawImage(bimg, 0, 0, null);
- }
-
- public int getBegin() {
- return beginning;
- }
-
- public int getEnd() {
- return ending;
- }
- } // End DdE class
-
-
- /**
- * Subimage effect. Subimage the scene's buffered
- * image then rotate and scale down the subimages.
- */
- static class SiE implements Part {
-
- private int beginning, ending;
- private BufferedImage bimg;
- private double rIncr, sIncr;
- private double scale, rotate;
- private int siw, sih;
- private Vector subs = new Vector(20);
- private Vector pts = new Vector(20);
-
-
- public SiE(int siw, int sih, int beg, int end) {
- this.siw = siw;
- this.sih = sih;
- this.beginning = beg;
- this.ending = end;
- rIncr = 360.0 / (ending - beginning);
- sIncr = 1.0 / (ending - beginning);
- }
-
-
- public void reset(int w, int h) {
- scale = 1.0;
- rotate = 0.0;
- bimg = null;
- subs.clear();
- pts.clear();
- }
-
-
- public void step(int w, int h) {
- if (bimg == null) {
- int biw = Surface.bimg.getWidth();
- int bih = Surface.bimg.getHeight();
- bimg = new BufferedImage(biw, bih, BufferedImage.TYPE_INT_RGB);
- Graphics2D big = bimg.createGraphics();
- big.drawImage(Surface.bimg, 0, 0, null);
- for (int x = 0; x < w && scale > 0.0; x+=siw) {
- int ww = x+siw < w ? siw : w-x;
- for (int y = 0; y < h; y+=sih) {
- int hh = y+sih < h ? sih : h-y;
- subs.addElement(bimg.getSubimage(x,y,ww,hh));
- pts.addElement(new Point(x, y));
- }
- }
- }
-
- rotate += rIncr;
- scale -= sIncr;
- }
-
-
- public void render(int w, int h, Graphics2D g2) {
- AffineTransform saveTx = g2.getTransform();
- g2.setColor(blue);
- for (int i = 0; i < subs.size() && scale > 0.0; i++) {
- BufferedImage bi = (BufferedImage) subs.get(i);
- Point p = (Point) pts.get(i);
- int ww = bi.getWidth();
- int hh = bi.getHeight();
- AffineTransform at = new AffineTransform();
- at.rotate(Math.toRadians(rotate), p.x+ww/2, p.y+hh/2);
- at.translate(p.x, p.y);
- at.scale(scale, scale);
-
- Rectangle b1 = new Rectangle(0, 0, ww, hh);
- Shape shape = at.createTransformedShape(b1);
- Rectangle2D b2 = shape.getBounds2D();
- double xx = (p.x+ww/2) - (b2.getX()+b2.getWidth()/2);
- double yy = (p.y+hh/2) - (b2.getY()+b2.getHeight()/2);
- AffineTransform toCenterAT = new AffineTransform();
- toCenterAT.translate(xx, yy);
- toCenterAT.concatenate(at);
-
- g2.setTransform(toCenterAT);
- g2.drawImage(bi, 0, 0, null);
- g2.draw(b1);
- }
- g2.setTransform(saveTx);
- }
-
- public int getBegin() {
- return beginning;
- }
-
- public int getEnd() {
- return ending;
- }
- } // End SiE class
-
-
-
-
- /**
- * Line Effect. Flattened ellipse with lines from the center
- * to the edge. Expand or collapse the ellipse. Fade in or out
- * the lines.
- */
- static class LnE implements Part {
-
- static final int INC = 1;
- static final int DEC = 2;
- static final int R = 4; // rotate
- static final int RI = R | INC;
- static final int RD = R | DEC;
- static final int ZOOM = 8; // zoom
- static final int ZOOMI = ZOOM | INC;
- static final int ZOOMD = ZOOM | DEC;
- static final int AC = 32; // AlphaComposite
- static final int ACI = 32 | INC;
- static final int ACD = 32 | DEC;
- private int beginning, ending;
- private double rIncr, rotate;
- private double zIncr, zoom;
- private Vector pts = new Vector();
- private float alpha, aIncr;
- private int type;
-
-
- public LnE(int type, int beg, int end) {
- this.type = type;
- this.beginning = beg;
- this.ending = end;
- rIncr = 360.0 / (ending - beginning);
- aIncr = 0.9f / (ending - beginning);
- zIncr = 2.0 / (ending - beginning);
- if ((type & DEC) != 0) {
- rIncr = -rIncr;
- aIncr = -aIncr;
- zIncr = -zIncr;
- }
- }
-
-
- public void generatePts(int w, int h, double sizeF) {
- pts.clear();
- double size = Math.min(w, h) * sizeF;
- Ellipse2D ellipse = new Ellipse2D.Double(w/2-size/2,h/2-size/2,size,size);
- PathIterator pi = ellipse.getPathIterator(null, 0.8);
- while ( !pi.isDone() ) {
- double[] pt = new double[6];
- switch ( pi.currentSegment(pt) ) {
- case FlatteningPathIterator.SEG_MOVETO:
- case FlatteningPathIterator.SEG_LINETO:
- pts.addElement(new Point2D.Double(pt[0], pt[1]));
- }
- pi.next();
- }
- }
-
-
- public void reset(int w, int h) {
- if ((type & DEC) != 0) {
- rotate = 360;
- alpha = 1.0f;
- zoom = 2.0;
- } else {
- rotate = alpha = 0;
- zoom = 0;
- }
- if ((type & ZOOM) == 0) {
- generatePts(w, h, 0.5);
- }
- }
-
-
- public void step(int w, int h) {
- if ((type & ZOOM) != 0) {
- generatePts(w, h, zoom += zIncr);
- }
- if ((type & RI) != 0 || (type & RI) != 0) {
- rotate += rIncr;
- }
- if ((type & ACI) != 0 || (type & ACD) != 0) {
- alpha += aIncr;
- }
- }
-
-
- public void render(int w, int h, Graphics2D g2) {
- Composite saveAC = null;
- if ((type & AC) != 0 && alpha >= 0 && alpha <= 1) {
- saveAC = g2.getComposite();
- g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha));
- }
- AffineTransform saveTx = null;
- if ((type & R) != 0) {
- saveTx = g2.getTransform();
- AffineTransform at = new AffineTransform();
- at.rotate(Math.toRadians(rotate), w/2, h/2);
- g2.setTransform(at);
- }
- Point2D p1 = new Point2D.Double(w/2, h/2);
- g2.setColor(Color.yellow);
- for (int i = 0; i < pts.size()-1; i++) {
- g2.draw(new Line2D.Float(p1, (Point2D) pts.get(i)));
- }
- if (saveTx != null) {
- g2.setTransform(saveTx);
- }
- if (saveAC != null) {
- g2.setComposite(saveAC);
- }
- }
-
- public int getBegin() {
- return beginning;
- }
-
- public int getEnd() {
- return ending;
- }
- } // End LnE class
-
-
-
- /**
- * Template for Features & Contributors consisting of translating
- * blue and red rectangles and an image going from transparent to
- * opaque.
- */
- static class Temp implements Part {
- static final int NOANIM = 1;
- static final int RECT = 2;
- static final int RNA = RECT | NOANIM;
- static final int IMG = 4;
- static final int INA = IMG | NOANIM;
- private int beginning, ending;
- private float alpha, aIncr;
- private int type;
- private Rectangle rect1, rect2;
- private int x, y, xIncr, yIncr;
- private Image img;
-
-
- public Temp(int type, Image img, int beg, int end) {
- this.type = type;
- this.img = img;
- this.beginning = beg;
- this.ending = end;
- aIncr = 0.9f / (ending - beginning);
- if ((type & NOANIM) != 0) {
- alpha = 1.0f;
- }
- }
-
-
-
- public void reset(int w, int h) {
- rect1 = new Rectangle(8, 20, w-20, 30);
- rect2 = new Rectangle(20, 8, 30, h-20);
- if ((type & NOANIM) == 0) {
- alpha = 0.0f;
- xIncr = w / (ending - beginning);
- yIncr = h / (ending - beginning);
- x = w+(int)(xIncr*1.4);
- y = h+(int)(yIncr*1.4);
- }
- }
-
-
- public void step(int w, int h) {
- if ((type & NOANIM) != 0) {
- return;
- }
- if ((type & RECT) != 0) {
- rect1.setLocation(x-=xIncr, 20);
- rect2.setLocation(20, y-=yIncr);
- }
- if ((type & IMG) != 0) {
- alpha += aIncr;
- }
- }
-
-
- public void render(int w, int h, Graphics2D g2) {
- if ((type & RECT) != 0) {
- g2.setColor(blue);
- g2.fill(rect1);
- g2.setColor(red);
- g2.fill(rect2);
- }
- if ((type & IMG) != 0) {
- Composite saveAC = g2.getComposite();
- if (alpha >= 0 && alpha <= 1) {
- g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha));
- }
- g2.drawImage(img, 30, 30, null);
- g2.setComposite(saveAC);
- }
- }
-
- public int getBegin() {
- return beginning;
- }
-
- public int getEnd() {
- return ending;
- }
- } // End Temp class
-
-
-
- /**
- * Features of Java2D. Single character advancement effect.
- */
- static class Features implements Part {
-
- static final int GRAPHICS = 0;
- static final int TEXT = 1;
- static final int IMAGES = 2;
- static final int COLOR = 3;
- static Font font1 = new Font("serif", Font.BOLD, 38);
- static Font font2 = new Font("serif", Font.PLAIN, 24);
- static FontMetrics fm1 = Surface.getMetrics(font1);
- static FontMetrics fm2 = Surface.getMetrics(font2);
- static String table[][] =
- {{ "Graphics", "Antialiased rendering", "Bezier paths",
- "Transforms", "Compositing", "Stroking parameters" },
- { "Text", "Extended font support",
- "Advanced text layout", "Dynamic font loading",
- "AttributeSets for font customization" },
- { "Images", "Flexible image layouts",
- "Extended imaging operations",
- " Convolutions, Lookup Tables",
- "RenderableImage interface"},
- { "Color", "ICC profile support", "Color conversion",
- "Arbitrary color spaces"} };
- private String list[];
- private int beginning, ending;
- private int strH;
- private int endIndex, listIndex;
- private Vector v = new Vector();
-
-
- public Features(int type, int beg, int end) {
- list = table[type];
- this.beginning = beg;
- this.ending = end;
- }
-
-
- public void reset(int w, int h) {
- strH = (int) (fm2.getAscent()+fm2.getDescent());
- endIndex = 1;
- listIndex = 0;
- v.clear();
- v.addElement(list[listIndex].substring(0,endIndex));
- }
-
-
- public void step(int w, int h) {
- if (listIndex < list.length) {
- if (++endIndex > list[listIndex].length()) {
- if (++listIndex < list.length) {
- endIndex = 1;
- v.addElement(list[listIndex].substring(0,endIndex));
- }
- } else {
- v.set(listIndex, list[listIndex].substring(0,endIndex));
- }
- }
- }
-
-
- public void render(int w, int h, Graphics2D g2) {
- g2.setColor(white);
- g2.setFont(font1);
- g2.drawString((String) v.get(0), 90, 85);
- g2.setFont(font2);
- for (int i = 1, y = 90; i < v.size(); i++) {
- g2.drawString((String) v.get(i), 120, y += strH);
- }
- }
-
- public int getBegin() {
- return beginning;
- }
-
- public int getEnd() {
- return ending;
- }
- } // End Features class
-
-
-
- /**
- * Scrolling text of Java2D contributors.
- */
- static class Contributors implements Part {
-
- static String members[] =
- {
- "Brian Lichtenwalter", "Jeannette Hung",
- "Thanh Nguyen", "Jim Graham", "Jerry Evans",
- "John Raley", "Michael Peirce", "Robert Kim",
- "Jennifer Ball", "Deborah Adair", "Paul Charlton",
- "Dmitry Feld", "Gregory Stone", "Richard Blanchard",
- "Link Perry", "Phil Race", "Vincent Hardy",
- "Parry Kejriwal", "Doug Felt", "Rekha Rangarajan",
- "Paula Patel", "Michael Bundschuh", "Joe Warzecha",
- "Joey Beheler", "Aastha Bhardwaj", "Daniel Rice",
- "Chris Campbell", "Shinsuke Fukuda", "Dmitri Trembovetski",
- "Chet Haase", "Jennifer Godinez", "Nicholas Talian",
- "Raul Vera", "Ankit Patel", "Ilya Bagrak"
- };
- static Font font = new Font("serif", Font.PLAIN, 26);
- static FontMetrics fm = Surface.getMetrics(font);
- private int beginning, ending;
- private int nStrs, strH, index, yh, height;
- private Vector v = new Vector();
- private Vector cast = new Vector(members.length+3);
- private int counter, cntMod;
- private GradientPaint gp;
-
-
- public Contributors(int beg, int end) {
- this.beginning = beg;
- this.ending = end;
- java.util.Arrays.sort(members);
- cast.addElement("CONTRIBUTORS");
- cast.addElement(" ");
- for (int i = 0; i < members.length; i++) {
- cast.addElement(members[i]);
- }
- cast.addElement(" "); cast.addElement(" ");
- cntMod = (ending - beginning) / cast.size() - 1;
- }
-
-
- public void reset(int w, int h) {
- v.clear();
- strH = (int) (fm.getAscent()+fm.getDescent());
- nStrs = (h-40)/strH + 1;
- height = strH * (nStrs-1) + 48;
- index = 0;
- gp = new GradientPaint(0,h/2,Color.white,0,h+20,Color.black);
- counter = 0;
- }
-
-
- public void step(int w, int h) {
- if (counter++%cntMod == 0) {
- if (index < cast.size()) {
- v.addElement(cast.get(index));
- }
- if ((v.size() == nStrs || index >= cast.size()) && v.size() != 0) {
- v.removeElementAt(0);
- }
- ++index;
- }
- }
-
-
- public void render(int w, int h, Graphics2D g2) {
- g2.setPaint(gp);
- g2.setFont(font);
- double remainder = counter%cntMod;
- double incr = 1.0-remainder/cntMod;
- incr = incr == 1.0 ? 0 : incr;
- int y = (int) (incr * strH);
-
- if (index >= cast.size()) {
- y = yh + y;
- } else {
- y = yh = height - v.size() * strH + y;
- }
- for (int i = 0; i < v.size(); i++) {
- String s = (String) v.get(i);
- g2.drawString(s, w/2-fm.stringWidth(s)/2, y += strH);
- }
- }
-
- public int getBegin() {
- return beginning;
- }
-
- public int getEnd() {
- return ending;
- }
- } // End Contributors class
-
- } // End Surface class
-} // End Intro class
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