src/java.desktop/share/classes/sun/awt/image/BufferedImageGraphicsConfig.java

*** 43,61 ****
  
  public class BufferedImageGraphicsConfig
      extends GraphicsConfiguration
  {
      private static final int numconfigs = BufferedImage.TYPE_BYTE_BINARY;
!     private static BufferedImageGraphicsConfig configs[] =
          new BufferedImageGraphicsConfig[numconfigs];
  
      public static BufferedImageGraphicsConfig getConfig(BufferedImage bImg) {
          BufferedImageGraphicsConfig ret;
          int type = bImg.getType();
          if (type > 0 && type < numconfigs) {
              ret = configs[type];
!             if (ret != null) {
                  return ret;
              }
          }
          ret = new BufferedImageGraphicsConfig(bImg, null);
          if (type > 0 && type < numconfigs) {
--- 43,74 ----
  
  public class BufferedImageGraphicsConfig
      extends GraphicsConfiguration
  {
      private static final int numconfigs = BufferedImage.TYPE_BYTE_BINARY;
!     private static BufferedImageGraphicsConfig standardConfigs[] =
!         new BufferedImageGraphicsConfig[numconfigs];
!     private static BufferedImageGraphicsConfig scaledConfigs[] =
          new BufferedImageGraphicsConfig[numconfigs];
  
      public static BufferedImageGraphicsConfig getConfig(BufferedImage bImg) {
+         return getConfig(bImg, 1, 1);
+     }
+ 
+     public static BufferedImageGraphicsConfig getConfig(BufferedImage bImg,
+                                                         double scaleX,
+                                                         double scaleY)
+     {
          BufferedImageGraphicsConfig ret;
          int type = bImg.getType();
+ 
+         BufferedImageGraphicsConfig[] configs = (scaleX == 1 && scaleY == 1)
+                 ? standardConfigs : scaledConfigs;
+ 
          if (type > 0 && type < numconfigs) {
              ret = configs[type];
!             if (ret != null && ret.scaleX == scaleX && ret.scaleY == scaleY) {
                  return ret;
              }
          }
          ret = new BufferedImageGraphicsConfig(bImg, null);
          if (type > 0 && type < numconfigs) {
*** 65,84 ****
--- 78,107 ----
      }
  
      GraphicsDevice gd;
      ColorModel model;
      Raster raster;
+     private final double scaleX;
+     private final double scaleY;
  
      public BufferedImageGraphicsConfig(BufferedImage bufImg, Component comp) {
+         this(bufImg, comp, 1, 1);
+     }
+ 
+     public BufferedImageGraphicsConfig(BufferedImage bufImg, Component comp,
+                                        double scaleX, double scaleY)
+     {
          if (comp == null) {
              this.gd = new BufferedImageDevice(this);
          } else {
              Graphics2D g2d = (Graphics2D)comp.getGraphics();
              this.gd = g2d.getDeviceConfiguration().getDevice();
          }
          this.model = bufImg.getColorModel();
          this.raster = bufImg.getRaster().createCompatibleWritableRaster(1, 1);
+         this.scaleX = scaleX;
+         this.scaleY = scaleY;
      }
  
      /**
       * Return the graphics device associated with this configuration.
       */
*** 136,146 ****
       * the device, with X coordinates
       * increasing to the right and Y coordinates increasing downwards.
       * For image buffers, this Transform will be the Identity transform.
       */
      public AffineTransform getDefaultTransform() {
!         return new AffineTransform();
      }
  
      /**
       *
       * Returns a Transform that can be composed with the default Transform
--- 159,169 ----
       * the device, with X coordinates
       * increasing to the right and Y coordinates increasing downwards.
       * For image buffers, this Transform will be the Identity transform.
       */
      public AffineTransform getDefaultTransform() {
!         return AffineTransform.getScaleInstance(scaleX, scaleY);
      }
  
      /**
       *
       * Returns a Transform that can be composed with the default Transform