/*
Copyright 2007-2010 Stefano Chizzolini. http://www.pdfclown.org
Contributors:
* Stefano Chizzolini (original code developer, http://www.stefanochizzolini.it)
This file should be part of the source code distribution of "PDF Clown library"
(the Program): see the accompanying README files for more info.
This Program is free software; you can redistribute it and/or modify it under the terms
of the GNU Lesser General Public License as published by the Free Software Foundation;
either version 3 of the License, or (at your option) any later version.
This Program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY,
either expressed or implied; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the License for more details.
You should have received a copy of the GNU Lesser General Public License along with this
Program (see README files); if not, go to the GNU website (http://www.gnu.org/licenses/).
Redistribution and use, with or without modification, are permitted provided that such
redistributions retain the above copyright notice, license and disclaimer, along with
this list of conditions.
*/
package org.pdfclown.documents.contents.objects;
import org.pdfclown.PDF;
import org.pdfclown.VersionEnum;
import org.pdfclown.objects.PdfDirectObject;
import org.pdfclown.objects.PdfName;
import org.pdfclown.util.NotImplementedException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
/**
Inline image entries (anonymous) operation [PDF:1.6:4.8.6].
<p>This is a figurative operation necessary to constrain the inline image entries section
within the content stream model.</p>
@author Stefano Chizzolini (http://www.stefanochizzolini.it)
@since 0.0.4
@version 0.1.0
*/
@PDF(VersionEnum.PDF10)
public final class InlineImageHeader
extends Operation
implements Map<PdfName,PdfDirectObject>
{
// <class>
// <dynamic>
// <constructors>
// [FIX:0.0.4:2] Null operator.
public InlineImageHeader(
List<PdfDirectObject> operands
)
{super("",operands);}
// </constructors>
// <interface>
// <public>
// <Map>
@Override
public void clear(
)
{operands.clear();}
@Override
public boolean containsKey(
Object key
)
{return getKeyIndex(key) != null;}
@Override
public boolean containsValue(
Object value
)
{
for(
int index = 1,
length = operands.size() - 1;
index < length;
index += 2
)
{
if(operands.get(index).equals(value))
return true;
}
return false;
}
@Override
public Set<Map.Entry<PdfName,PdfDirectObject>> entrySet(
)
{throw new NotImplementedException();}
@Override
public boolean equals(
Object object
)
{throw new NotImplementedException();}
@Override
public PdfDirectObject get(
Object key
)
{
Integer index = getKeyIndex(key);
if(index == null)
return null;
return operands.get(index+1);
}
@Override
public int hashCode(
)
{throw new NotImplementedException();}
@Override
public boolean isEmpty(
)
{return operands.isEmpty();}
@Override
public Set<PdfName> keySet(
)
{
Set<PdfName> keys = new HashSet<PdfName>();
for(
int index = 0,
length = operands.size() - 1;
index < length;
index += 2
)
{keys.add((PdfName)operands.get(index));}
return keys;
}
@Override
public PdfDirectObject put(
PdfName key,
PdfDirectObject value
)
{
PdfDirectObject oldValue;
{
Integer index = getKeyIndex(key);
if(index == null)
{
oldValue = null;
operands.add(key);
operands.add(value);
}
else
{
oldValue = operands.get(index+1);
operands.set(index,key);
operands.set(index+1,value);
}
}
return oldValue;
}
@Override
public void putAll(
Map<? extends PdfName,? extends PdfDirectObject> entries
)
{
for(Map.Entry<? extends PdfName,? extends PdfDirectObject> entry : entries.entrySet())
{put(entry.getKey(),entry.getValue());}
}
@Override
public PdfDirectObject remove(
Object key
)
{
PdfDirectObject oldValue;
{
Integer index = getKeyIndex(key);
if(index == null)
{oldValue = null;}
else
{
oldValue = operands.get(index+1);
operands.remove(index);
operands.remove(index);
}
}
return oldValue;
}
@Override
public int size(
)
{return operands.size() / 2;}
@Override
public Collection<PdfDirectObject> values(
)
{
Collection<PdfDirectObject> values = new ArrayList<PdfDirectObject>();
for(
int index = 1,
length = operands.size() - 1;
index < length;
index += 2
)
{values.add(operands.get(index));}
return values;
}
// </Map>
// </public>
// <private>
private Integer getKeyIndex(
Object key
)
{
for(
int index = 0,
length = operands.size() - 1;
index < length;
index += 2
)
{
if(operands.get(index).equals(key))
return index;
}
return null;
}
// </private>
// </interface>
// </dynamic>
// </class>
}