/* * @(#)TransformAnim.java 1.38 04/07/26 * * Copyright (c) 2004 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: * * -Redistribution of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * -Redistribution 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 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 MIDROSYSTEMS, INC. ("SUN") * AND ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE * AS A RESULT OF USING, MODIFYING OR DISTRIBUTING THIS 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 THIS SOFTWARE, * EVEN IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. * * You acknowledge that this software is not designed, licensed or intended * for use in the design, construction, operation or maintenance of any * nuclear facility. */ /* * @(#)TransformAnim.java 1.35 03/10/26 */ package java2d.demos.Transforms; import java.awt.*; import java.awt.event.*; import java.awt.geom.*; import java.awt.image.*; import javax.swing.*; import javax.swing.event.*; import javax.swing.border.*; import java.util.Vector; import java2d.AnimatingControlsSurface; import java2d.CustomControls; import javax.swing.plaf.metal.MetalBorders.ButtonBorder; /** * Animation of shapes, text and images rotating, scaling and translating * around a canvas. */ public class TransformAnim extends AnimatingControlsSurface { private static TexturePaint texture; static { BufferedImage bi = new BufferedImage(10, 10, BufferedImage.TYPE_INT_RGB); Graphics2D gi = bi.createGraphics(); gi.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); gi.setColor(Color.red); gi.fillOval(0,0,9,9); texture = new TexturePaint(bi,new Rectangle(0,0,10,10)); } private static BasicStroke bs = new BasicStroke(6); private static Font fonts[] = { new Font("Times New Roman", Font.PLAIN, 48), new Font("serif", Font.BOLD + Font.ITALIC, 24), new Font("Courier", Font.BOLD, 36), new Font("Arial", Font.BOLD + Font.ITALIC, 64), new Font("Helvetica", Font.PLAIN, 52)}; private static String strings[] = { "Transformation", "Rotate", "Translate", "Shear", "Scale" }; private static String imgs[] = { "duke.gif" }; private static Paint paints[] = { Color.red, Color.blue, texture, Color.green, Color.magenta, Color.orange, Color.pink, Color.cyan, new Color(0, 255, 0, 128), new Color(0, 0, 255, 128), Color.yellow, Color.lightGray, Color.white}; private Vector vector = new Vector(13); private int numShapes, numStrings, numImages; protected boolean doRotate = true; protected boolean doTranslate = true; protected boolean doScale = true; protected boolean doShear; public TransformAnim() { setBackground(Color.black); setStrings(1); setImages(2); setShapes(10); setControls(new Component[] { new DemoControls(this) }); setConstraints(new String[] { BorderLayout.EAST }); } public void setImages(int num) { if (num < numImages) { Vector v = new Vector(vector.size()); for (int i = 0; i < vector.size(); i++) { if (((ObjectData) vector.get(i)).object instanceof Image) { v.addElement(vector.get(i)); } } vector.removeAll(v); v.setSize(num); vector.addAll(v); } else { Dimension d = getSize(); for (int i = numImages; i < num; i++) { Object obj = getImage(imgs[i % imgs.length]); ObjectData od = new ObjectData(obj, Color.black); od.reset(d.width, d.height); vector.addElement(od); } } numImages = num; } public void setStrings(int num) { if (num < numStrings) { Vector v = new Vector(vector.size()); for (int i = 0; i < vector.size(); i++) { if (((ObjectData) vector.get(i)).object instanceof TextData) { v.addElement(vector.get(i)); } } vector.removeAll(v); v.setSize(num); vector.addAll(v); } else { Dimension d = getSize(); for (int i = numStrings; i < num; i++) { int j = i % fonts.length; int k = i % strings.length; Object obj = new TextData(strings[k], fonts[j]); ObjectData od = new ObjectData(obj, paints[i%paints.length]); od.reset(d.width, d.height); vector.addElement(od); } } numStrings = num; } public void setShapes(int num) { if (num < numShapes) { Vector v = new Vector(vector.size()); for (int i = 0; i < vector.size(); i++) { if (((ObjectData) vector.get(i)).object instanceof Shape) { v.addElement(vector.get(i)); } } vector.removeAll(v); v.setSize(num); vector.addAll(v); } else { Dimension d = getSize(); for (int i = numShapes; i < num; i++) { Object obj = null; switch (i % 7) { case 0 : obj = new GeneralPath(); break; case 1 : obj = new Rectangle2D.Double(); break; case 2 : obj = new Ellipse2D.Double(); break; case 3 : obj = new Arc2D.Double(); break; case 4 : obj = new RoundRectangle2D.Double(); break; case 5 : obj = new CubicCurve2D.Double(); break; case 6 : obj = new QuadCurve2D.Double(); break; } ObjectData od = new ObjectData(obj, paints[i%paints.length]); od.reset(d.width, d.height); vector.addElement(od); } } numShapes = num; } public void reset(int w, int h) { for (int i = 0; i < vector.size(); i++) { ((ObjectData) vector.get(i)).reset(w, h); } } public void step(int w, int h) { for (int i = 0; i < vector.size(); i++) { ((ObjectData) vector.get(i)).step(w, h, this); } } public void render(int w, int h, Graphics2D g2) { for (int i = 0; i < vector.size(); i++) { ObjectData od = (ObjectData) vector.get(i); g2.setTransform(od.at); g2.setPaint(od.paint); if (od.object instanceof Image) { g2.drawImage((Image) od.object, 0, 0, this); } else if (od.object instanceof TextData) { g2.setFont(((TextData) od.object).font); g2.drawString(((TextData) od.object).string, 0, 0); } else if (od.object instanceof QuadCurve2D || od.object instanceof CubicCurve2D) { g2.setStroke(bs); g2.draw((Shape) od.object); } else if (od.object instanceof Shape) { g2.fill((Shape) od.object); } } } public static void main(String argv[]) { createDemoFrame(new TransformAnim()); } static class TextData extends Object { public String string; public Font font; public TextData(String str, Font font) { string = str; this.font = font; } } static class ObjectData extends Object { Object object; Paint paint; static final int UP = 0; static final int DOWN = 1; double x, y; double ix=5, iy=3; int rotate; double scale, shear; int scaleDirection, shearDirection; AffineTransform at = new AffineTransform(); public ObjectData(Object object, Paint paint) { this.object = object; this.paint = paint; rotate = (int)(Math.random() * 360); scale = Math.random() * 1.5; scaleDirection = Math.random() > 0.5 ? UP : DOWN; shear = Math.random() * 0.5; shearDirection = Math.random() > 0.5 ? UP : DOWN; } public void reset(int w, int h) { x = Math.random()*w; y = Math.random()*h; double ww = 20 + Math.random()*((w == 0 ? 400 : w)/4); double hh = 20 + Math.random()*((h == 0 ? 300 : h)/4); if (object instanceof Ellipse2D) { ((Ellipse2D) object).setFrame(0, 0, ww, hh); } else if (object instanceof Rectangle2D) { ((Rectangle2D) object).setRect(0, 0, ww, ww); } else if (object instanceof RoundRectangle2D) { ((RoundRectangle2D) object).setRoundRect(0, 0, hh, hh, 20, 20); } else if (object instanceof Arc2D) { ((Arc2D) object).setArc(0, 0, hh, hh, 45, 270, Arc2D.PIE); } else if (object instanceof QuadCurve2D) { ((QuadCurve2D) object).setCurve(0, 0, w*.2, h*.4, w*.4, 0); } else if (object instanceof CubicCurve2D) { ((CubicCurve2D) object).setCurve(0,0,30,-60,60,60,90,0); } else if (object instanceof GeneralPath) { GeneralPath p = new GeneralPath(); float size = (float) ww; p.moveTo(- size / 2.0f, - size / 8.0f); p.lineTo(+ size / 2.0f, - size / 8.0f); p.lineTo(- size / 4.0f, + size / 2.0f); p.lineTo(+ 0.0f, - size / 2.0f); p.lineTo(+ size / 4.0f, + size / 2.0f); p.closePath(); object = p; } } public void step(int w, int h, TransformAnim demo) { at.setToIdentity(); if (demo.doRotate) { if ((rotate+=5) == 360) { rotate = 0; } at.rotate(Math.toRadians(rotate), x, y); } at.translate(x, y); if (demo.doTranslate) { x += ix; y += iy; if (x > w) { x = w - 1; ix = Math.random() * -w/32 - 1; } if (x < 0) { x = 2; ix = Math.random() * w/32 + 1; } if (y > h ) { y = h - 2; iy = Math.random() * -h/32 - 1; } if (y < 0) { y = 2; iy = Math.random() * h/32 + 1; } } if (demo.doScale && scaleDirection == UP) { if ((scale += 0.05) > 1.5) { scaleDirection = DOWN; } } else if (demo.doScale && scaleDirection == DOWN) { if ((scale -= .05) < 0.5) { scaleDirection = UP; } } if (demo.doScale) { at.scale(scale, scale); } if (demo.doShear && shearDirection == UP) { if ((shear += 0.05) > 0.5) { shearDirection = DOWN; } } else if (demo.doShear && shearDirection == DOWN) { if ((shear -= .05) < -0.5) { shearDirection = UP; } } if (demo.doShear) { at.shear(shear, shear); } } } // End ObjectData class static class DemoControls extends CustomControls implements ActionListener, ChangeListener { TransformAnim demo; JSlider shapeSlider, stringSlider, imageSlider; Font font = new Font("serif", Font.BOLD, 10); JToolBar toolbar; ButtonBorder buttonBorder = new ButtonBorder(); public DemoControls(TransformAnim demo) { super(demo.name); this.demo = demo; setLayout(new BoxLayout(this, BoxLayout.Y_AXIS)); add(Box.createVerticalStrut(5)); JToolBar bar = new JToolBar(JToolBar.VERTICAL); bar.setFloatable(false); shapeSlider = new JSlider(JSlider.HORIZONTAL,0,20,demo.numShapes); shapeSlider.addChangeListener(this); TitledBorder tb = new TitledBorder(new EtchedBorder()); tb.setTitleFont(font); tb.setTitle(String.valueOf(demo.numShapes) + " Shapes"); shapeSlider.setBorder(tb); shapeSlider.setOpaque(true); shapeSlider.setPreferredSize(new Dimension(80,44)); bar.add(shapeSlider); bar.addSeparator(); stringSlider = new JSlider(JSlider.HORIZONTAL,0,10,demo.numStrings); stringSlider.addChangeListener(this); tb = new TitledBorder(new EtchedBorder()); tb.setTitleFont(font); tb.setTitle(String.valueOf(demo.numStrings) + " Strings"); stringSlider.setBorder(tb); stringSlider.setOpaque(true); stringSlider.setPreferredSize(new Dimension(80,44)); bar.add(stringSlider); bar.addSeparator(); imageSlider = new JSlider(JSlider.HORIZONTAL,0,10,demo.numImages); imageSlider.addChangeListener(this); tb = new TitledBorder(new EtchedBorder()); tb.setTitleFont(font); tb.setTitle(String.valueOf(demo.numImages) + " Images"); imageSlider.setBorder(tb); imageSlider.setOpaque(true); imageSlider.setPreferredSize(new Dimension(80,44)); bar.add(imageSlider); bar.addSeparator(); add(bar); toolbar = new JToolBar(); toolbar.setFloatable(false); addButton("T", "translate", demo.doTranslate); addButton("R", "rotate", demo.doRotate); addButton("SC", "scale", demo.doScale); addButton("SH", "shear", demo.doShear); add(toolbar); } public void addButton(String s, String tt, boolean state) { JToggleButton b = (JToggleButton) toolbar.add(new JToggleButton(s)); b.setFont(font); b.setSelected(state); b.setToolTipText(tt); b.setFocusPainted(false); b.setBorder(buttonBorder); b.addActionListener(this); } public void actionPerformed(ActionEvent e) { JToggleButton b = (JToggleButton) e.getSource(); if (b.getText().equals("T")) { demo.doTranslate = b.isSelected(); } else if (b.getText().equals("R")) { demo.doRotate = b.isSelected(); } else if (b.getText().equals("SC")) { demo.doScale = b.isSelected(); } else if (b.getText().equals("SH")) { demo.doShear = b.isSelected(); } if (demo.animating.thread == null) { demo.repaint(); } } public void stateChanged(ChangeEvent e) { JSlider slider = (JSlider) e.getSource(); int value = slider.getValue(); TitledBorder tb = (TitledBorder) slider.getBorder(); if (slider.equals(shapeSlider)) { tb.setTitle(String.valueOf(value) + " Shapes"); demo.setShapes(value); } else if (slider.equals(stringSlider)) { tb.setTitle(String.valueOf(value) + " Strings"); demo.setStrings(value); } else if (slider.equals(imageSlider)) { tb.setTitle(String.valueOf(value) + " Images"); demo.setImages(value); } if (demo.animating.thread == null) { demo.repaint(); } slider.repaint(); } public Dimension getPreferredSize() { return new Dimension(80,38); } public void run() { Thread me = Thread.currentThread(); while (thread == me) { for (int i = 1; i < toolbar.getComponentCount(); i++) { try { thread.sleep(4444); } catch (InterruptedException e) { return; } ((AbstractButton) toolbar.getComponentAtIndex(i)).doClick(); } } thread = null; } } // End DemoControls } // End TransformAnim