1 files changed, 67 insertions, 0 deletions
diff --git a/src/java/org/apache/fop/util/ColorProfileUtil.java b/src/java/org/apache/fop/util/ColorProfileUtil.java
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+++ b/src/java/org/apache/fop/util/ColorProfileUtil.java
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+/*
+ * Copyright 2006 The Apache Software Foundation.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* $Id$ */
+
+package org.apache.fop.util;
+
+import java.awt.color.ColorSpace;
+import java.awt.color.ICC_ColorSpace;
+import java.awt.color.ICC_Profile;
+import java.io.UnsupportedEncodingException;
+
+/**
+ * Helper methods for handling color profiles.
+ */
+public class ColorProfileUtil {
+
+    /**
+     * Returns the profile description of an ICC profile
+     * @param profile the profile
+     * @return the description
+     */
+    public static String getICCProfileDescription(ICC_Profile profile) {
+        byte[] data = profile.getData(ICC_Profile.icSigProfileDescriptionTag);
+        if (data == null) {
+            return null;
+        } else {
+            //Info on the data format: http://www.color.org/ICC-1_1998-09.PDF
+            int length = (data[8] << 3 * 8) | (data[9] << 2 * 8) | (data[10] << 8) | data[11];
+            length--; //Remove trailing NUL character
+            try {
+                return new String(data, 12, length, "US-ASCII");
+            } catch (UnsupportedEncodingException e) {
+                throw new UnsupportedOperationException("Incompatible VM");
+            }
+        }
+    }
+    
+    /**
+     * Indicates whether a given color profile is identical to the default sRGB profile
+     * provided by the Java class library.
+     * @param profile the color profile to check
+     * @return true if it is the default sRGB profile
+     */
+    public static boolean isDefaultsRGB(ICC_Profile profile) {
+        ColorSpace sRGB = ColorSpace.getInstance(ColorSpace.CS_sRGB);
+        ICC_Profile sRGBProfile = null;
+        if (sRGB instanceof ICC_ColorSpace) {
+            sRGBProfile = ((ICC_ColorSpace)sRGB).getProfile();
+        }
+        return profile == sRGBProfile;
+    }
+    
+}