diff options
Diffstat (limited to 'src/main/java/org/pdfbox/pdmodel/graphics/color/PDIndexed.java')
| -rw-r--r-- | src/main/java/org/pdfbox/pdmodel/graphics/color/PDIndexed.java | 271 |
1 files changed, 0 insertions, 271 deletions
diff --git a/src/main/java/org/pdfbox/pdmodel/graphics/color/PDIndexed.java b/src/main/java/org/pdfbox/pdmodel/graphics/color/PDIndexed.java deleted file mode 100644 index cd1d9e7..0000000 --- a/src/main/java/org/pdfbox/pdmodel/graphics/color/PDIndexed.java +++ /dev/null @@ -1,271 +0,0 @@ -/**
- * 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 org.pdfbox.cos.COSArray;
-import org.pdfbox.cos.COSBase;
-import org.pdfbox.cos.COSInteger;
-import org.pdfbox.cos.COSName;
-import org.pdfbox.cos.COSNumber;
-import org.pdfbox.cos.COSStream;
-import org.pdfbox.cos.COSString;
-
-import java.awt.color.ColorSpace;
-import java.awt.image.ColorModel;
-import java.awt.image.IndexColorModel;
-
-import java.io.InputStream;
-import java.io.ByteArrayOutputStream;
-import java.io.IOException;
-
-/**
- * This class represents an Indexed color space.
- *
- * @author Ben Litchfield (ben@csh.rit.edu)
- * @version $Revision: 1.3 $
- */
-public class PDIndexed extends PDColorSpace
-{
-
- /**
- * The name of this color space.
- */
- public static final String NAME = "Indexed";
-
- /**
- * The abbreviated name of this color space.
- */
- public static final String ABBREVIATED_NAME = "I";
-
- private COSArray array;
-
- /**
- * Constructor, default DeviceRGB, hival 255.
- */
- public PDIndexed()
- {
- array = new COSArray();
- array.add( COSName.getPDFName( NAME ) );
- array.add( COSName.getPDFName( PDDeviceRGB.NAME ) );
- array.add( new COSInteger( 255 ) );
- array.add( org.pdfbox.cos.COSNull.NULL );
- }
-
- /**
- * Constructor.
- *
- * @param indexedArray The array containing the indexed parameters
- */
- public PDIndexed( COSArray indexedArray )
- {
- array = indexedArray;
- }
-
- /**
- * This will return the number of color components. This will return the
- * number of color components in the base color.
- *
- * @return The number of components in this color space.
- *
- * @throws IOException If there is an error getting the number of color components.
- */
- public int getNumberOfComponents() throws IOException
- {
- return getBaseColorSpace().getNumberOfComponents();
- }
-
- /**
- * This will return the name of the color space.
- *
- * @return The name of the color space.
- */
- public String getName()
- {
- return NAME;
- }
-
- /**
- * Create a Java colorspace for this colorspace.
- *
- * @return A color space that can be used for Java AWT operations.
- *
- * @throws IOException If there is an error creating the color space.
- */
- public ColorSpace createColorSpace() throws IOException
- {
- throw new IOException( "Not implemented" );
- }
-
- /**
- * Create a Java color model for this colorspace.
- *
- * @param bpc The number of bits per component.
- *
- * @return A color model that can be used for Java AWT operations.
- *
- * @throws IOException If there is an error creating the color model.
- */
- public ColorModel createColorModel( int bpc ) throws IOException
- {
- int size = getHighValue();
- byte[] index = getLookupData();
- //for (int i=0;i<index.length;i++) System.out.print(index[i]+" ");
-
- ColorModel cm = new IndexColorModel(bpc, size+1, index,0,false);
- return cm;
- }
-
- /**
- * This will get the color space that acts as the index for this color space.
- *
- * @return The base color space.
- *
- * @throws IOException If there is error creating the base color space.
- */
- public PDColorSpace getBaseColorSpace() throws IOException
- {
- PDColorSpace retval = null;
- COSBase base = array.getObject( 1 );
- if( base instanceof COSName )
- {
- retval = PDColorSpaceFactory.createColorSpace( (COSName)base );
- }
- else
- {
- throw new IOException( "Error:unknown base colorspace" );
- }
-
- return retval;
- }
-
- /**
- * This will set the base color space.
- *
- * @param base The base color space to use as the index.
- */
- public void setBaseColorSpace( PDColorSpace base )
- {
- array.set( 1, base.getCOSObject() );
- }
-
- /**
- * Get the highest value for the lookup.
- *
- * @return The hival entry.
- */
- public int getHighValue()
- {
- return ((COSNumber)array.getObject( 2 )).intValue();
- }
-
- /**
- * This will set the highest value that is allowed. This cannot be higher
- * than 255.
- *
- * @param high The highest value for the lookup table.
- */
- public void setHighValue( int high )
- {
- array.set( 2, new COSInteger( high ) );
- }
-
- /**
- * This will perform a lookup into the color lookup table.
- *
- * @param componentNumber The component number, probably 1,2,3,3.
- * @param lookupIndex The zero-based index into the table, should not exceed the high value.
- *
- * @return The value that was from the lookup table.
- *
- * @throws IOException If there is an error looking up the color.
- */
- public int lookupColor( int componentNumber, int lookupIndex ) throws IOException
- {
- COSBase lookupTable = array.getObject( 3 );
- PDColorSpace baseColor = getBaseColorSpace();
- byte[] data = getLookupData();
- int numberOfComponents = baseColor.getNumberOfComponents();
- return (data[componentNumber*numberOfComponents + lookupIndex]+256)%256;
- }
-
- private byte[] getLookupData() throws IOException
- {
- COSBase lookupTable = array.getObject( 3 );
- byte[] data = null;
- if( lookupTable instanceof COSString )
- {
- data = ((COSString)lookupTable).getBytes();
- }
- else if( lookupTable instanceof COSStream )
- {
- //Data will be small so just load the whole thing into memory for
- //easier processing
- COSStream lookupStream = (COSStream)lookupTable;
- InputStream input = lookupStream.getUnfilteredStream();
- ByteArrayOutputStream output = new ByteArrayOutputStream(1024);
- byte[] buffer = new byte[ 1024 ];
- int amountRead;
- while( (amountRead = input.read(buffer, 0, buffer.length)) != -1 )
- {
- output.write( buffer, 0, amountRead );
- }
- data = output.toByteArray();
- }
- else if( lookupTable == null )
- {
- data = new byte[0];
- }
- else
- {
- throw new IOException( "Error: Unknown type for lookup table " + lookupTable );
- }
- return data;
- }
-
- /**
- * This will set a color in the color lookup table.
- *
- * @param componentNumber The component number, probably 1,2,3,3.
- * @param lookupIndex The zero-based index into the table, should not exceed the high value.
- * @param color The color that will go into the table.
- *
- * @throws IOException If there is an error looking up the color.
- */
- public void setLookupColor( int componentNumber, int lookupIndex, int color ) throws IOException
- {
- PDColorSpace baseColor = getBaseColorSpace();
- int numberOfComponents = baseColor.getNumberOfComponents();
- byte[] data = getLookupData();
- data[componentNumber*numberOfComponents + lookupIndex] = (byte)color;
- COSString string = new COSString( data );
- array.set( 3, string );
- }
-}
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