1 files changed, 218 insertions, 0 deletions
diff --git a/src/main/java/org/pdfbox/pdmodel/graphics/color/PDColorSpaceFactory.java b/src/main/java/org/pdfbox/pdmodel/graphics/color/PDColorSpaceFactory.java
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+++ b/src/main/java/org/pdfbox/pdmodel/graphics/color/PDColorSpaceFactory.java
@@ -0,0 +1,218 @@
+/**
+ * Copyright (c) 2004, www.pdfbox.org
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of pdfbox; nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://www.pdfbox.org
+ *
+ */
+package org.pdfbox.pdmodel.graphics.color;
+
+import java.awt.color.ColorSpace;
+import java.awt.color.ICC_ColorSpace;
+import java.io.IOException;
+import java.io.OutputStream;
+
+import org.pdfbox.cos.COSArray;
+import org.pdfbox.cos.COSBase;
+import org.pdfbox.cos.COSFloat;
+import org.pdfbox.cos.COSName;
+import org.pdfbox.pdmodel.PDDocument;
+import org.pdfbox.pdmodel.common.PDStream;
+
+/**
+ * This class represents a color space in a pdf document.
+ *
+ * @author Ben Litchfield (ben@csh.rit.edu)
+ * @version $Revision: 1.10 $
+ */
+public final class PDColorSpaceFactory
+{
+    /**
+     * Private constructor for utility classes.
+     */
+    private PDColorSpaceFactory()
+    {
+        //utility class should not be implemented
+    }
+
+    /**
+     * This will create the correct color space given the name.
+     *
+     * @param colorSpace The color space object.
+     *
+     * @return The color space.
+     *
+     * @throws IOException If the color space name is unknown.
+     */
+    public static PDColorSpace createColorSpace( COSBase colorSpace ) throws IOException
+    {
+        PDColorSpace retval = null;
+        if( colorSpace instanceof COSName )
+        {
+            retval = createColorSpace( ((COSName)colorSpace).getName() );
+        }
+        else if( colorSpace instanceof COSArray )
+        {
+            COSArray array = (COSArray)colorSpace;
+            COSName type = (COSName)array.getObject( 0 );
+            if( type.getName().equals( PDCalGray.NAME ) )
+            {
+                retval = new PDCalGray( array );
+            }
+            else if( type.getName().equals( PDCalRGB.NAME ) )
+            {
+                retval = new PDCalRGB( array );
+            }
+            else if( type.getName().equals( PDDeviceN.NAME ) )
+            {
+                retval = new PDDeviceN( array );
+            }
+            else if( type.getName().equals( PDIndexed.NAME ) ||
+                   type.getName().equals( PDIndexed.ABBREVIATED_NAME ))
+            {
+                retval = new PDIndexed( array );
+            }
+            else if( type.getName().equals( PDLab.NAME ) )
+            {
+                retval = new PDLab( array );
+            }
+            else if( type.getName().equals( PDSeparation.NAME ) )
+            {
+                retval = new PDSeparation( array );
+            }
+            else if( type.getName().equals( PDICCBased.NAME ) )
+            {
+                retval = new PDICCBased( array );
+            }
+            else if( type.getName().equals( PDPattern.NAME ) )
+            {
+                retval = new PDPattern( array );
+            }
+            else
+            {
+                throw new IOException( "Unknown colorspace array type:" + type );
+            }
+        }
+        else
+        {
+            throw new IOException( "Unknown colorspace type:" + colorSpace );
+        }
+        return retval;
+    }
+
+    /**
+     * This will create the correct color space given the name.
+     *
+     * @param colorSpaceName The name of the colorspace.
+     *
+     * @return The color space.
+     *
+     * @throws IOException If the color space name is unknown.
+     */
+    public static PDColorSpace createColorSpace( String colorSpaceName ) throws IOException
+    {
+        PDColorSpace cs = null;
+        if( colorSpaceName.equals( PDDeviceCMYK.NAME ) ||
+                 colorSpaceName.equals( PDDeviceCMYK.ABBREVIATED_NAME ) )
+        {
+            cs = PDDeviceCMYK.INSTANCE;
+        }
+        else if( colorSpaceName.equals( PDDeviceRGB.NAME ) ||
+                 colorSpaceName.equals( PDDeviceRGB.ABBREVIATED_NAME ) )
+        {
+            cs = PDDeviceRGB.INSTANCE;
+        }
+        else if( colorSpaceName.equals( PDDeviceGray.NAME ) ||
+                 colorSpaceName.equals( PDDeviceGray.ABBREVIATED_NAME ))
+        {
+            cs = new PDDeviceGray();
+        }
+        else if( colorSpaceName.equals( PDLab.NAME ) )
+        {
+            cs = new PDLab();
+        }
+        else if( colorSpaceName.equals( PDPattern.NAME ) )
+        {
+            cs = new PDPattern();
+        }
+        else
+        {
+            throw new IOException( "Error: Unknown colorspace '" + colorSpaceName + "'" );
+        }
+        return cs;
+    }
+    
+    /**
+     * This will create the correct color space from a java colorspace.
+     *
+     * @param doc The doc to potentiall write information to.
+     * @param cs The awt colorspace.
+     *
+     * @return The color space.
+     *
+     * @throws IOException If the color space name is unknown.
+     */
+    public static PDColorSpace createColorSpace( PDDocument doc, ColorSpace cs ) throws IOException
+    {
+        PDColorSpace retval = null;
+        if( cs.isCS_sRGB() )
+        {
+            retval = PDDeviceRGB.INSTANCE;
+        }
+        else if( cs instanceof ICC_ColorSpace )
+        {
+            ICC_ColorSpace ics = (ICC_ColorSpace)cs;
+            PDICCBased pdCS = new PDICCBased( doc );
+            retval = pdCS;
+            COSArray ranges = new COSArray();
+            for( int i=0; i<cs.getNumComponents(); i++ )
+            {
+                ranges.add( new COSFloat( ics.getMinValue( i ) ) );
+                ranges.add( new COSFloat( ics.getMaxValue( i ) ) );       
+            }
+            PDStream iccData = pdCS.getPDStream();
+            OutputStream output = null;
+            try
+            {
+                output = iccData.createOutputStream();
+                output.write( ics.getProfile().getData() );
+            }
+            finally
+            {
+                if( output != null )
+                {
+                    output.close();
+                }
+            }
+            pdCS.setNumberOfComponents( cs.getNumComponents() );
+        }
+        else
+        {
+            throw new IOException( "Not yet implemented:" + cs );
+        }
+        return retval;
+    }
+}
+\ No newline at end of file