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         // Properties for Apple JDK 1.3
  25         System.setProperty("apple.awt.showGrowBox", "false");
  26         System.setProperty("com.apple.hwaccel", "true");
  27         System.setProperty("com.apple.forcehwaccel", "true");
  28         System.setProperty("apple.awt.window.position.forceSafeUserPositioning", "true");
  29         System.setProperty("apple.awt.window.position.forceSafeCreation", "true");
  30
  31         // disable the focus manager so we can intercept the tab key
  32         javax.swing.FocusManager.setCurrentManager(new javax.swing.FocusManager() {
  33                 public void processKeyEvent(Component focusedComponent, KeyEvent anEvent) { }
  34                 public void focusPreviousComponent(Component aComponent) { }
  35                 public void focusNextComponent(Component aComponent) { }
  36             });
  37     }
  38
  39     /** this is done with reflection in case a new plugin comes out that doesn't let us pull the sun.plugin.* trick */
  40     protected synchronized org.ibex.net.HTTP.Proxy _detectProxy() {
  41         return (org.ibex.net.HTTP.Proxy)java.security.AccessController.doPrivileged(new java.security.PrivilegedAction() {
  42                 public Object run() { try {
  43                     org.ibex.net.HTTP.Proxy pi = new org.ibex.net.HTTP.Proxy();
  44
  45                     Class PluginProxyHandler = Class.forName("sun.plugin.protocol.PluginProxyHandler");
  46                     Method getDefaultProxyHandler = PluginProxyHandler.getMethod("getDefaultProxyHandler", new Class[] { });
  47                     Object proxyHandler = getDefaultProxyHandler.invoke(null, new Object[] { });
  48
  49                     Class ProxyHandler = Class.forName("sun.plugin.protocol.ProxyHandler");
  50                     Method getProxyInfo = ProxyHandler.getMethod("getProxyInfo", new Class[] { URL.class });
  51                     Object proxyInfo = getProxyInfo.invoke(proxyHandler, new Object[] { new URL("http://www.ibex.org") });
  52
  53                     Class ProxyInfo = Class.forName("sun.plugin.protocol.ProxyInfo");
  54
  55                     if (((Boolean)ProxyInfo.getMethod("isSocksUsed",
  56                                                       new Class[] { }).invoke(proxyInfo, new Object[] { })).booleanValue()) {
  57                         pi.socksProxyHost =
  58                             (String)ProxyInfo.getMethod("getSocksProxy",
  59                                                         new Class[] { }).invoke(proxyInfo, new Object[] { });
  60                         pi.socksProxyPort =
  61                             ((Integer)ProxyInfo.getMethod("getSocksPort",
  62                                                           new Class[] { }).invoke(proxyInfo, new Object[] { })).intValue();
  63                     }
  64
  65                     if (((Boolean)ProxyInfo.getMethod("isProxyUsed",
  66                                                       new Class[] { }).invoke(proxyInfo, new Object[] { })).booleanValue()) {
  67                         pi.httpProxyHost =
  68                             (String)ProxyInfo.getMethod("getProxy",
  69                                                         new Class[] { }).invoke(proxyInfo, new Object[] { });
  70                         pi.httpProxyPort =
  71                             ((Integer)ProxyInfo.getMethod("getPort",
  72                                                           new Class[] { }).invoke(proxyInfo, new Object[] { })).intValue();
  73                     }
  74
  75                     if (pi.httpProxyHost != null || pi.socksProxyHost != null) return pi;
  76                     else return null;
  77
  78                 } catch (Throwable e) {
  79                     if (Log.on) Log.info(this, "No proxy information found in Java Plugin classes");
  80                     return null;
  81                 }
  82                 }});
  83     }
  84
  85     protected PixelBuffer _createPixelBuffer(int w, int h, Surface owner) { return new Java2PixelBuffer(w, h); }
  86     protected Surface __createSurface(final Box root, final boolean framed) { return new Java2Surface(root, framed); }
  87     protected Surface _createSurface(final Box root, final boolean framed) {
  88         return (Surface)java.security.AccessController.doPrivileged(new java.security.PrivilegedAction() {
  89                 public Object run() { return __createSurface(root, framed); } }); }
  90
  91
  92     // Inner Classes //////////////////////////////////////////////////////////////////
  93
  94     private static Cursor invisibleCursor =
  95         Toolkit.getDefaultToolkit().createCustomCursor(new BufferedImage(2, 2, BufferedImage.TYPE_INT_ARGB),
  96                                                        new Point(1, 1), "invisible");
  97
  98     public static class Java2Surface extends AWTSurface {
  99         public Java2Surface(Box root, boolean framed) { super(root, framed); }
 100         protected void _setMinimized(boolean b) {
 101             if (frame == null) Log.info(this, "JDK 1.2 can only minimize frames, not windows");
 102             else if (b) frame.setState(java.awt.Frame.ICONIFIED);
 103             else frame.setState(java.awt.Frame.NORMAL);
 104         }
 105         public void syncCursor() {
 106             if (cursor.equals("invisible")) window.setCursor(invisibleCursor);
 107             else super.syncCursor();
 108         }
 109     }
 110
 111     protected static class Java2PixelBuffer extends AWTPixelBuffer {
 112         private static ColorModel cm = Toolkit.getDefaultToolkit().getColorModel();
 113         private static Hashtable emptyHashtable = new Hashtable();
 114         private static short[] sbank = null;
 115         private static int[] ibank = null;
 116         private static byte[] bbank = null;
 117         private static int bank_start = 0;
 118         private WritableRaster raster = null;
 119         private SampleModel sm = null;
 120         private DataBuffer buf = null;
 121
 122         private static int[] xs = new int[65535];
 123         private static int[] ys = new int[65535];
 124         private static GeneralPath gp = new GeneralPath();
 125
 126         public void fill(org.ibex.graphics.Polygon p, org.ibex.graphics.Paint paint) { fillStroke(p, paint, true, false); }
 127         public void stroke(org.ibex.graphics.Polygon p, org.ibex.graphics.Paint paint) { fillStroke(p, paint, false, true); }
 128         public void fillStroke(org.ibex.graphics.Polygon p, org.ibex.graphics.Paint paint, boolean fill, boolean stroke) {
 129             if (g == null) g = getGraphics();
 130             ((Graphics2D)g).setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF);
 131             int argb = ((org.ibex.graphics.Paint.SingleColorPaint)paint).color;
 132             g.setColor(new java.awt.Color((argb & 0x00FF0000) >> 16, (argb & 0x0000FF00) >> 8, (argb & 0x000000FF)));
 133             gp.reset();
 134             gp.setWindingRule(GeneralPath.WIND_EVEN_ODD);
 135             for(int j=0; j<p.numcontours; j++) {
 136                 if (p.contours[j+1] <= p.contours[j]) continue;
 137                 gp.moveTo(p.x[p.contours[j]], p.y[p.contours[j]]);
 138                 for(int i=p.contours[j]+1; i<p.contours[j+1]; i++) gp.lineTo(p.x[i], p.y[i]);
 139                 gp.closePath();
 140             }
 141             if (fill) ((Graphics2D)g).fill(gp);
 142             if (stroke) ((Graphics2D)g).draw(gp);
 143         }
 144
 145         public Java2PixelBuffer(int w, int h) {
 146             super(w,h);
 147             sm = cm.createCompatibleSampleModel(w, h);
 148             int numSamples = w * h * sm.getNumDataElements();
 149             if (sm.getDataType() == DataBuffer.TYPE_USHORT) {
 150                 if (sbank == null || numSamples > 512 * 512 / 3) {
 151                     buf = new DataBufferUShort(numSamples);
 152                 } else {
 153                     if (numSamples > sbank.length - bank_start) {
 154                         bank_start = 0;
 155                         sbank = new short[512 * 512];
 156                     }
 157                     buf = new DataBufferUShort(sbank, numSamples, bank_start);
 158                     bank_start += numSamples;
 159                 }
 160             } else if (sm.getDataType() == DataBuffer.TYPE_BYTE) {
 161                 if (bbank == null || numSamples > 512 * 512 / 3) {
 162                     buf = new DataBufferByte(numSamples);
 163                 } else {
 164                     if (numSamples > bbank.length - bank_start) {
 165                         bank_start = 0;
 166                         bbank = new byte[512 * 512];
 167                     }
 168                     buf = new DataBufferByte(bbank, numSamples, bank_start);
 169                     bank_start += numSamples;
 170                 }
 171             } else if (sm.getDataType() == DataBuffer.TYPE_INT) {
 172                 if (ibank == null || numSamples > 512 * 512 / 3) {
 173                     buf = new DataBufferInt(numSamples);
 174                 } else {
 175                     if (numSamples > ibank.length - bank_start) {
 176                         bank_start = 0;
 177                         ibank = new int[512 * 512];
 178                     }
 179                     buf = new DataBufferInt(ibank, numSamples, bank_start);
 180                     bank_start += numSamples;
 181                 }
 182             }
 183             raster = Raster.createWritableRaster(sm, buf, null);
 184             i = new BufferedImage(cm, raster, false,  emptyHashtable);
 185             g = i.getGraphics();
 186         }
 187     }
 188 }