src/org/ibex/plat/Java2.java

   1 // Copyright 2000-2005 the Contributors, as shown in the revision logs.
   2 // Licensed under the GNU General Public License version 2 ("the License").
   3 // You may not use this file except in compliance with the License.
   4
   5 package org.ibex.plat;
   6
   7 import java.awt.*;
   8 import java.awt.event.*;
   9 import java.awt.image.*;
  10 import java.awt.geom.*;
  11 import java.net.*;
  12 import java.util.*;
  13 import org.ibex.util.*;
  14 import java.lang.reflect.*;
  15 import org.ibex.graphics.*;
  16 import org.ibex.core.*;
  17 import org.ibex.net.*;
  18
  19 /** Platform class for most reasonable Java1.2+ Java2s */
  20 public class Java2 extends AWT {
  21
  22     protected String getDescriptiveName() { return "Java 1.2+ JVM"; }
  23     public Java2() {
  24         // disable the focus manager so we can intercept the tab key
  25         javax.swing.FocusManager.setCurrentManager(new javax.swing.FocusManager() {
  26                 public void processKeyEvent(Component focusedComponent, KeyEvent anEvent) { }
  27                 public void focusPreviousComponent(Component aComponent) { }
  28                 public void focusNextComponent(Component aComponent) { }
  29             });
  30     }
  31
  32     /** this is done with reflection in case a new plugin comes out that doesn't let us pull the sun.plugin.* trick */
  33     protected synchronized org.ibex.net.HTTP.Proxy _detectProxy() {
  34         return (org.ibex.net.HTTP.Proxy)java.security.AccessController.doPrivileged(new java.security.PrivilegedAction() {
  35                 public Object run() { try {
  36                     org.ibex.net.HTTP.Proxy pi = new org.ibex.net.HTTP.Proxy();
  37
  38                     Class PluginProxyHandler = Class.forName("sun.plugin.protocol.PluginProxyHandler");
  39                     Method getDefaultProxyHandler = PluginProxyHandler.getMethod("getDefaultProxyHandler", new Class[] { });
  40                     Object proxyHandler = getDefaultProxyHandler.invoke(null, new Object[] { });
  41
  42                     Class ProxyHandler = Class.forName("sun.plugin.protocol.ProxyHandler");
  43                     Method getProxyInfo = ProxyHandler.getMethod("getProxyInfo", new Class[] { URL.class });
  44                     Object proxyInfo = getProxyInfo.invoke(proxyHandler, new Object[] { new URL("http://www.ibex.org") });
  45
  46                     Class ProxyInfo = Class.forName("sun.plugin.protocol.ProxyInfo");
  47
  48                     if (((Boolean)ProxyInfo.getMethod("isSocksUsed",
  49                                                       new Class[] { }).invoke(proxyInfo, new Object[] { })).booleanValue()) {
  50                         pi.socksProxyHost =
  51                             (String)ProxyInfo.getMethod("getSocksProxy",
  52                                                         new Class[] { }).invoke(proxyInfo, new Object[] { });
  53                         pi.socksProxyPort =
  54                             ((Integer)ProxyInfo.getMethod("getSocksPort",
  55                                                           new Class[] { }).invoke(proxyInfo, new Object[] { })).intValue();
  56                     }
  57
  58                     if (((Boolean)ProxyInfo.getMethod("isProxyUsed",
  59                                                       new Class[] { }).invoke(proxyInfo, new Object[] { })).booleanValue()) {
  60                         pi.httpProxyHost =
  61                             (String)ProxyInfo.getMethod("getProxy",
  62                                                         new Class[] { }).invoke(proxyInfo, new Object[] { });
  63                         pi.httpProxyPort =
  64                             ((Integer)ProxyInfo.getMethod("getPort",
  65                                                           new Class[] { }).invoke(proxyInfo, new Object[] { })).intValue();
  66                     }
  67
  68                     if (pi.httpProxyHost != null || pi.socksProxyHost != null) return pi;
  69                     else return null;
  70
  71                 } catch (Throwable e) {
  72                     if (Log.on) Log.info(this, "No proxy information found in Java Plugin classes");
  73                     return null;
  74                 }
  75                 }});
  76     }
  77
  78     protected PixelBuffer _createPixelBuffer(int w, int h, Surface owner) { return new Java2PixelBuffer(w, h); }
  79     protected Surface __createSurface(final Box root, final boolean framed) { return new Java2Surface(root, framed); }
  80     protected Surface _createSurface(final Box root, final boolean framed) {
  81         return (Surface)java.security.AccessController.doPrivileged(new java.security.PrivilegedAction() {
  82                 public Object run() { return __createSurface(root, framed); } }); }
  83
  84
  85     // Inner Classes //////////////////////////////////////////////////////////////////
  86
  87     private static Cursor invisibleCursor =
  88         Toolkit.getDefaultToolkit().createCustomCursor(new BufferedImage(2, 2, BufferedImage.TYPE_INT_ARGB),
  89                                                        new Point(1, 1), "invisible");
  90
  91     public static class Java2Surface extends AWTSurface {
  92         public Java2Surface(Box root, boolean framed) { super(root, framed); }
  93         public PixelBuffer getPixelBuffer() { return pb==null?(pb=new Java2PixelBuffer(this)):pb; }
  94         protected void _setMinimized(boolean b) {
  95             if (frame == null) Log.info(this, "JDK 1.2 can only minimize frames, not windows");
  96             else if (b) frame.setState(java.awt.Frame.ICONIFIED);
  97             else frame.setState(java.awt.Frame.NORMAL);
  98         }
  99         public void syncCursor() {
 100             if (cursor.equals("invisible")) window.setCursor(invisibleCursor);
 101             else super.syncCursor();
 102         }
 103     }
 104
 105     protected static class Java2PixelBuffer extends AWTPixelBuffer {
 106         private static ColorModel cm = Toolkit.getDefaultToolkit().getColorModel();
 107         private static Hashtable emptyHashtable = new Hashtable();
 108         private static short[] sbank = null;
 109         private static int[] ibank = null;
 110         private static byte[] bbank = null;
 111         private static int bank_start = 0;
 112         private WritableRaster raster = null;
 113         private SampleModel sm = null;
 114         private DataBuffer buf = null;
 115
 116         private static int[] xs = new int[65535];
 117         private static int[] ys = new int[65535];
 118         private static GeneralPath gp = new GeneralPath();
 119
 120         // this doens't seem to work on Windows
 121         public void drawGlyph(org.ibex.graphics.Font.Glyph source, Affine a, Mesh h, int rgb, int bg) {
 122             Image i = ((AWTGlyph)source).getImage();
 123             Image i2 = ((AWTGlyph)source).i2;
 124             if (((AWTGlyph)source).i2 == null) {
 125                 ((AWTGlyph)source).i2 = new BufferedImage(i.getWidth(null), i.getHeight(null), BufferedImage.TYPE_INT_ARGB);
 126                 i2 = ((AWTGlyph)source).i2;
 127                 i2.getGraphics().drawImage(i, 0, 0, null);
 128             }
 129             Graphics2D g = (Graphics2D)((AWTGlyph)source).i2.getGraphics();
 130             g.setComposite(AlphaComposite.SrcIn);
 131             g.setColor(new java.awt.Color((rgb & 0x00FF0000) >> 16, (rgb & 0x0000FF00) >> 8, (rgb & 0x000000FF)));
 132             g.fillRect(0, 0, i2.getWidth(null), i2.getHeight(null));
 133             Graphics2D g2 = (Graphics2D)getGraphics();
 134             if (a!=null) g2.drawImage(i2, new java.awt.geom.AffineTransform(a.a, a.b, a.c, a.d, a.e, a.f), null);
 135             else         g2.drawImage(i2, 0, 0, null);
 136         }
 137
 138         public void fill(Mesh p, org.ibex.graphics.Paint paint) { fillStroke(p, paint, true, false); }
 139         public void stroke(Mesh p, org.ibex.graphics.Paint paint) { fillStroke(p, paint, false, true); }
 140         public void fillStroke(Mesh p, org.ibex.graphics.Paint paint, boolean fill, boolean stroke) {/*
 141             if (g == null) g = getGraphics();
 142             ((Graphics2D)g).setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF);
 143             int argb = ((org.ibex.graphics.Paint.SingleColorPaint)paint).color;
 144             g.setColor(new java.awt.Color((argb & 0x00FF0000) >> 16, (argb & 0x0000FF00) >> 8, (argb & 0x000000FF)));
 145             gp.reset();
 146             gp.setWindingRule(GeneralPath.WIND_EVEN_ODD);
 147             for(int j=0; j<p.numcontours; j++) {
 148                 if (p.contours[j+1] <= p.contours[j]) continue;
 149                 gp.moveTo(p.x[p.contours[j]], p.y[p.contours[j]]);
 150                 for(int i=p.contours[j]+1; i<p.contours[j+1]; i++) gp.lineTo(p.x[i], p.y[i]);
 151                 gp.closePath();
 152             }
 153             if (fill) ((Graphics2D)g).fill(gp);
 154             if (stroke) ((Graphics2D)g).draw(gp);
 155                                                                                                      */}
 156
 157         public Java2PixelBuffer(Java2Surface s) { super(s); }
 158         public Java2PixelBuffer(int w, int h) {
 159             super(w,h);
 160             sm = cm.createCompatibleSampleModel(w, h);
 161             int numSamples = w * h * sm.getNumDataElements();
 162             if (sm.getDataType() == DataBuffer.TYPE_USHORT) {
 163                 if (sbank == null || numSamples > 512 * 512 / 3) {
 164                     buf = new DataBufferUShort(numSamples);
 165                 } else {
 166                     if (numSamples > sbank.length - bank_start) {
 167                         bank_start = 0;
 168                         sbank = new short[512 * 512];
 169                     }
 170                     buf = new DataBufferUShort(sbank, numSamples, bank_start);
 171                     bank_start += numSamples;
 172                 }
 173             } else if (sm.getDataType() == DataBuffer.TYPE_BYTE) {
 174                 if (bbank == null || numSamples > 512 * 512 / 3) {
 175                     buf = new DataBufferByte(numSamples);
 176                 } else {
 177                     if (numSamples > bbank.length - bank_start) {
 178                         bank_start = 0;
 179                         bbank = new byte[512 * 512];
 180                     }
 181                     buf = new DataBufferByte(bbank, numSamples, bank_start);
 182                     bank_start += numSamples;
 183                 }
 184             } else if (sm.getDataType() == DataBuffer.TYPE_INT) {
 185                 if (ibank == null || numSamples > 512 * 512 / 3) {
 186                     buf = new DataBufferInt(numSamples);
 187                 } else {
 188                     if (numSamples > ibank.length - bank_start) {
 189                         bank_start = 0;
 190                         ibank = new int[512 * 512];
 191                     }
 192                     buf = new DataBufferInt(ibank, numSamples, bank_start);
 193                     bank_start += numSamples;
 194                 }
 195             }
 196             raster = Raster.createWritableRaster(sm, buf, null);
 197             i = new BufferedImage(cm, raster, false,  emptyHashtable);
 198             g = i.getGraphics();
 199         }
 200     }
 201 }