2006-11-13 Roman Kennke <kennke@aicas.com>

	* java/awt/image/IndexColorModel.java
	(createCompatibleSampleModel): Implemented missing method.

2 files changed, 26 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index 9dcbabd3b..857377819 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2006-11-13  Roman Kennke  <kennke@aicas.com>
+
+	* java/awt/image/IndexColorModel.java
+	(createCompatibleSampleModel): Implemented missing method.
+
 2006-11-11  Andreas Tobler  <a.tobler@schweiz.org>
 
 	* gnu/java/awt/peer/gtk/GtkImageConsumer.java (setPixels): Handle data
diff --git a/java/awt/image/IndexColorModel.java b/java/awt/image/IndexColorModel.java
index 701362d53..a16c01b69 100644
--- a/java/awt/image/IndexColorModel.java
+++ b/java/awt/image/IndexColorModel.java
@@ -710,5 +710,25 @@ public class IndexColorModel extends ColorModel
                                         transferType);
     cm.isAlphaPremultiplied = !(cm.isAlphaPremultiplied);
     return cm;
-  } 
+  }
+
+  /**
+   * Creates a {@link SampleModel} that is compatible to this color model.
+   * This will be a {@link MultiPixelPackedSampleModel} for bits/pixel of
+   * 1, 2 or 4, or a {@link ComponentColorModel} for the other cases.
+   *
+   * @param w the width of the sample model to create
+   * @param h the height of the sample model to create
+   *
+   * @return a compatible sample model
+   */
+  public SampleModel createCompatibleSampleModel(int w, int h)
+  {
+    SampleModel sm;
+    if (pixel_bits == 1 || pixel_bits == 2 || pixel_bits == 4)
+      sm = new MultiPixelPackedSampleModel(transferType, w, h, pixel_bits);
+    else
+      sm = new ComponentSampleModel(transferType, w, h, 1, w, new int[]{0});
+    return sm;
+  }
 }