PC Plus SuperCD (UK) 2000 March/pcp161a.iso/handson/files/copyjava.exe/com/sun/java/swing/ImageIcon.class

Java Class File | 1998-02-26 | 5.0 KB | 201 lines

package com.sun.java.swing;

import java.awt.Component;
import java.awt.Graphics;
import java.awt.Image;
import java.awt.MediaTracker;
import java.awt.Toolkit;
import java.awt.image.ColorModel;
import java.awt.image.ImageObserver;
import java.awt.image.MemoryImageSource;
import java.awt.image.PixelGrabber;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
import java.net.URL;

public class ImageIcon implements Icon, Serializable {
   transient Image image;
   transient int loadStatus;
   ImageObserver imageObserver;
   String description;
   protected static final Component component = new 1();
   protected static final MediaTracker tracker;
   int width;
   int height;

   public ImageIcon(String var1, String var2) {
      this.width = -1;
      this.height = -1;
      this.image = Toolkit.getDefaultToolkit().getImage(var1);
      this.description = var2;
      this.loadImage(this.image);
   }

   public ImageIcon(String var1) {
      this(var1, var1);
   }

   public ImageIcon(URL var1, String var2) {
      this.width = -1;
      this.height = -1;
      this.image = Toolkit.getDefaultToolkit().getImage(var1);
      this.description = var2;
      this.loadImage(this.image);
   }

   public ImageIcon(URL var1) {
      this(var1, var1.toExternalForm());
   }

   public ImageIcon(Image var1, String var2) {
      this(var1);
      this.description = var2;
   }

   public ImageIcon(Image var1) {
      this.width = -1;
      this.height = -1;
      this.image = var1;
      Object var2 = var1.getProperty("comment", this.imageObserver);
      if (var2 instanceof String) {
         this.description = (String)var2;
      }

      this.loadImage(var1);
   }

   public ImageIcon(byte[] var1, String var2) {
      this.width = -1;
      this.height = -1;
      this.image = Toolkit.getDefaultToolkit().createImage(var1);
      if (this.image != null) {
         this.description = var2;
         this.loadImage(this.image);
      }
   }

   public ImageIcon(byte[] var1) {
      this.width = -1;
      this.height = -1;
      this.image = Toolkit.getDefaultToolkit().createImage(var1);
      if (this.image != null) {
         Object var2 = this.image.getProperty("comment", this.imageObserver);
         if (var2 instanceof String) {
            this.description = (String)var2;
         }

         this.loadImage(this.image);
      }
   }

   public ImageIcon() {
      this.width = -1;
      this.height = -1;
   }

   protected void loadImage(Image var1) {
      MediaTracker var2 = tracker;
      synchronized(var2){}

      try {
         tracker.addImage(var1, 0);

         try {
            tracker.waitForID(0, 5000L);
         } catch (InterruptedException var5) {
            System.out.println("INTERRUPTED while loading Image");
         }

         this.loadStatus = tracker.statusID(0, false);
         tracker.removeImage(var1, 0);
         this.width = var1.getWidth(this.imageObserver);
         this.height = var1.getHeight(this.imageObserver);
      } catch (Throwable var6) {
         throw var6;
      }

   }

   public int getImageLoadStatus() {
      return this.loadStatus;
   }

   public Image getImage() {
      return this.image;
   }

   public void setImage(Image var1) {
      this.image = var1;
      this.loadImage(var1);
   }

   public String getDescription() {
      return this.description;
   }

   public void setDescription(String var1) {
      this.description = var1;
   }

   public synchronized void paintIcon(Component var1, Graphics var2, int var3, int var4) {
      if (this.imageObserver == null) {
         var2.drawImage(this.image, var3, var4, var1);
      } else {
         var2.drawImage(this.image, var3, var4, this.imageObserver);
      }
   }

   public int getIconWidth() {
      return this.width;
   }

   public int getIconHeight() {
      return this.height;
   }

   public void setImageObserver(ImageObserver var1) {
      this.imageObserver = var1;
   }

   public ImageObserver getImageObserver() {
      return this.imageObserver;
   }

   private void readObject(ObjectInputStream var1) throws ClassNotFoundException, IOException {
      var1.defaultReadObject();
      int var2 = var1.readInt();
      int var3 = var1.readInt();
      int[] var4 = (int[])var1.readObject();
      Toolkit var5 = Toolkit.getDefaultToolkit();
      ColorModel var6 = ColorModel.getRGBdefault();
      this.image = var5.createImage(new MemoryImageSource(var2, var3, var6, var4, 0, var2));
   }

   private void writeObject(ObjectOutputStream var1) throws IOException {
      var1.defaultWriteObject();
      int var2 = this.getIconWidth();
      int var3 = this.getIconHeight();
      int[] var4 = new int[var2 * var3];

      try {
         PixelGrabber var5 = new PixelGrabber(this.image, 0, 0, var2, var3, var4, 0, var2);
         var5.grabPixels();
         if ((var5.getStatus() & 128) != 0) {
            throw new IOException("failed to load image contents");
         }
      } catch (InterruptedException var6) {
         throw new IOException("image load interrupted");
      }

      var1.writeInt(var2);
      var1.writeInt(var3);
      var1.writeObject(var4);
   }

   static {
      tracker = new MediaTracker(component);
   }
}