Erase @uses statements

Since PHP 5.3 the 'use' statement is used for declare dependencies.
weierophinney · May 10, 2012 · 49bf8aa · 49bf8aa
1 parent fc3076f
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diff --git a/library/ZendPdf/Action/AbstractAction.php b/library/ZendPdf/Action/AbstractAction.php
@@ -28,32 +28,6 @@
 /**
  * Abstract PDF action representation class
  *
- * @uses       Countable
- * @uses       RecursiveIterator
- * @uses       SplObjectStorage
- * @uses       \Zend\Pdf\Action\GoToAction
- * @uses       \Zend\Pdf\Action\GoTo3DView
- * @uses       \Zend\Pdf\Action\GoToE
- * @uses       \Zend\Pdf\Action\GoToR
- * @uses       \Zend\Pdf\Action\Hide
- * @uses       \Zend\Pdf\Action\ImportData
- * @uses       \Zend\Pdf\Action\JavaScript
- * @uses       \Zend\Pdf\Action\Launch
- * @uses       \Zend\Pdf\Action\Movie
- * @uses       \Zend\Pdf\Action\Named
- * @uses       \Zend\Pdf\Action\Rendition
- * @uses       \Zend\Pdf\Action\ResetForm
- * @uses       \Zend\Pdf\Action\SetOCGState
- * @uses       \Zend\Pdf\Action\Sound
- * @uses       \Zend\Pdf\Action\SubmitForm
- * @uses       \Zend\Pdf\Action\Thread
- * @uses       \Zend\Pdf\Action\Trans
- * @uses       \Zend\Pdf\Action\Unknown
- * @uses       \Zend\Pdf\Action\Uri
- * @uses       \Zend\Pdf\InternalType\AbstractTypeObject
- * @uses       \Zend\Pdf\InternalType\ArrayObject
- * @uses       \Zend\Pdf\Exception
- * @uses       \Zend\Pdf\InternalStructure\NavigationTarget
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/GoTo3DView.php b/library/ZendPdf/Action/GoTo3DView.php
@@ -25,7 +25,6 @@
  * PDF 'Set the current view of a 3D annotation' action
  * PDF 1.6+ feature
  *
- * @uses       \Zend\Pdf\Action\AbstractAction
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/GoToAction.php b/library/ZendPdf/Action/GoToAction.php
@@ -28,13 +28,6 @@
 /**
  * PDF 'Go to' action
  *
- * @uses       SplObjectStorage
- * @uses       \Zend\Pdf\Action\AbstractAction
- * @uses       \Zend\Pdf\Destination\AbstractDestination
- * @uses       \Zend\Pdf\Destination\Named
- * @uses       \Zend\Pdf\InternalType\DictionaryObject
- * @uses       \Zend\Pdf\InternalType\NameObject
- * @uses       \Zend\Pdf\Exception
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/GoToE.php b/library/ZendPdf/Action/GoToE.php
@@ -24,7 +24,6 @@
 /**
  * PDF 'Go to a destination in an embedded file' action
  *
- * @uses       \Zend\Pdf\Action\AbstractAction
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/GoToR.php b/library/ZendPdf/Action/GoToR.php
@@ -24,7 +24,6 @@
 /**
  * PDF 'Go to a destination in another document' action
  *
- * @uses       \Zend\Pdf\Action\AbstractAction
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/Hide.php b/library/ZendPdf/Action/Hide.php
@@ -25,7 +25,6 @@
  * PDF 'Set an annotation’s Hidden flag' action
  * PDF 1.2+ feature
  *
- * @uses       \Zend\Pdf\Action\AbstractAction
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/ImportData.php b/library/ZendPdf/Action/ImportData.php
@@ -25,7 +25,6 @@
  * PDF 'Import field values from a file' action
  * PDF 1.2+ feature
  *
- * @uses       \Zend\Pdf\Action\AbstractAction
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/JavaScript.php b/library/ZendPdf/Action/JavaScript.php
@@ -25,7 +25,6 @@
  * PDF 'Execute a JavaScript script' action
  * PDF 1.3+ feature
  *
- * @uses       \Zend\Pdf\Action\AbstractAction
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/Launch.php b/library/ZendPdf/Action/Launch.php
@@ -24,7 +24,6 @@
 /**
  * PDF 'Launch an application, usually to open a file' action
  *
- * @uses       \Zend\Pdf\Action\AbstractAction
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/Movie.php b/library/ZendPdf/Action/Movie.php
@@ -25,7 +25,6 @@
  * PDF 'Play a movie' action
  * PDF 1.2+ feature
  *
- * @uses       \Zend\Pdf\Action\AbstractAction
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/Named.php b/library/ZendPdf/Action/Named.php
@@ -25,7 +25,6 @@
  * PDF 'Execute an action predefined by the viewer application' action
  * PDF 1.2+ feature
  *
- * @uses       \Zend\Pdf\Action\AbstractAction
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/Rendition.php b/library/ZendPdf/Action/Rendition.php
@@ -25,7 +25,6 @@
  * PDF 'Controls the playing of multimedia content' action
  * PDF 1.5+ feature
  *
- * @uses       \Zend\Pdf\Action\AbstractAction
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/ResetForm.php b/library/ZendPdf/Action/ResetForm.php
@@ -25,7 +25,6 @@
  * PDF 'Set fields to their default values' action
  * PDF 1.2+ feature
  *
- * @uses       \Zend\Pdf\Action\AbstractAction
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/SetOCGState.php b/library/ZendPdf/Action/SetOCGState.php
@@ -25,7 +25,6 @@
  * PDF 'Set the states of optional content groups' action
  * PDF 1.5+ feature
  *
- * @uses       \Zend\Pdf\Action\AbstractAction
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/Sound.php b/library/ZendPdf/Action/Sound.php
@@ -25,7 +25,6 @@
  * PDF 'Play a sound' action representation class
  * PDF 1.2+ feature
  *
- * @uses       \Zend\Pdf\Action\AbstractAction
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/SubmitForm.php b/library/ZendPdf/Action/SubmitForm.php
@@ -25,7 +25,6 @@
  * PDF 'Send data to a uniform resource locator' action
  * PDF 1.2+ feature
  *
- * @uses       \Zend\Pdf\Action\AbstractAction
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/Thread.php b/library/ZendPdf/Action/Thread.php
@@ -24,7 +24,6 @@
 /**
  * PDF 'Begin reading an article thread' action
  *
- * @uses       \Zend\Pdf\Action\AbstractAction
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/Trans.php b/library/ZendPdf/Action/Trans.php
@@ -25,7 +25,6 @@
  * PDF 'Updates the display of a document, using a transition dictionary' action
  * PDF 1.5+ feature
  *
- * @uses       \Zend\Pdf\Action\AbstractAction
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/Unknown.php b/library/ZendPdf/Action/Unknown.php
@@ -24,7 +24,6 @@
 /**
  * Unrecognized PDF action
  *
- * @uses       \Zend\Pdf\Action\AbstractAction
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Action/Uri.php b/library/ZendPdf/Action/Uri.php
@@ -29,13 +29,6 @@
  *
  * A URI action causes a URI to be resolved.
  *
- * @uses       SplObjectStorage
- * @uses       \Zend\Pdf\Action\AbstractAction
- * @uses       \Zend\Pdf\InternalType\BooleanObject
- * @uses       \Zend\Pdf\InternalType\DictionaryObject
- * @uses       \Zend\Pdf\InternalType\NameObject
- * @uses       \Zend\Pdf\InternalType\StringObject
- * @uses       \Zend\Pdf\Exception
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Action
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Annotation/AbstractAnnotation.php b/library/ZendPdf/Annotation/AbstractAnnotation.php
@@ -31,9 +31,6 @@
  * on a page of a PDF document, or provides a way to interact with the user by
  * means of the mouse and keyboard.
  *
- * @uses       \Zend\Pdf\InternalType\AbstractTypeObject
- * @uses       \Zend\Pdf\InternalType\StringObject
- * @uses       \Zend\Pdf\Exception
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Annotation
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Annotation/FileAttachment.php b/library/ZendPdf/Annotation/FileAttachment.php
@@ -28,14 +28,6 @@
  * A file attachment annotation contains a reference to a file,
  * which typically is embedded in the PDF file.
  *
- * @uses       \Zend\Pdf\Annotation\AbstractAnnotation
- * @uses       \Zend\Pdf\InternalType\AbstractTypeObject
- * @uses       \Zend\Pdf\InternalType\ArrayObject
- * @uses       \Zend\Pdf\InternalType\DictionaryObject
- * @uses       \Zend\Pdf\InternalType\NameObject
- * @uses       \Zend\Pdf\InternalType\NumericObject
- * @uses       \Zend\Pdf\InternalType\StringObject
- * @uses       \Zend\Pdf\Exception
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Annotation
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Annotation/Link.php b/library/ZendPdf/Annotation/Link.php
@@ -33,16 +33,6 @@
  * Only destinations are used now since only GoTo action can be created by user
  * in current implementation.
  *
- * @uses       \Zend\Pdf\Action\AbstractAction
- * @uses       \Zend\Pdf\Annotation\AbstractAnnotation
- * @uses       \Zend\Pdf\Destination\AbstractDestination
- * @uses       \Zend\Pdf\Destination\Named
- * @uses       \Zend\Pdf\InternalType\AbstractTypeObject
- * @uses       \Zend\Pdf\InternalType\ArrayObject
- * @uses       \Zend\Pdf\InternalType\DictionaryObject
- * @uses       \Zend\Pdf\InternalType\NameObject
- * @uses       \Zend\Pdf\InternalType\NumericObject
- * @uses       \Zend\Pdf\Exception
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Annotation
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Annotation/Markup.php b/library/ZendPdf/Annotation/Markup.php
@@ -27,14 +27,6 @@
 /**
  * A markup annotation
  *
- * @uses       \Zend\Pdf\Annotation\AbstractAnnotation
- * @uses       \Zend\Pdf\InternalType\AbstractTypeObject
- * @uses       \Zend\Pdf\InternalType\ArrayObject
- * @uses       \Zend\Pdf\InternalType\DictionaryObject
- * @uses       \Zend\Pdf\InternalType\NameObject
- * @uses       \Zend\Pdf\InternalType\NumericObject
- * @uses       \Zend\Pdf\InternalType\StringObject
- * @uses       \Zend\Pdf\Exception
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Annotation
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Annotation/Text.php b/library/ZendPdf/Annotation/Text.php
@@ -27,9 +27,6 @@
 /**
  * A text annotation represents a "sticky note" attached to a point in the PDF document.
  *
- * @uses       \Zend\Pdf\Annotation\AbstractAnnotation
- * @uses       \Zend\Pdf\InternalType
- * @uses       \Zend\Pdf\Exception
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Annotation
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/BinaryParser/AbstractBinaryParser.php b/library/ZendPdf/BinaryParser/AbstractBinaryParser.php
@@ -35,7 +35,6 @@
  * This allows the same parser code to work with many different data sources:
  * in-memory objects, filesystem files, etc.
  *
- * @uses       \Zend\Pdf\Exception
  * @package    Zend_PDF
  * @subpackage Zend_PDF_BinaryParser
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/BinaryParser/DataSource/File.php b/library/ZendPdf/BinaryParser/DataSource/File.php
@@ -31,8 +31,6 @@
  * by {@link fopen()} (through URL wrappers). It may be used for local
  * filesystem objects only.
  *
- * @uses       \Zend\Pdf\Exception
- * @uses       \Zend\Pdf\BinaryParser\DataSource\AbstractDataSource
  * @package    Zend_PDF
  * @subpackage Zend_PDF_BinaryParser
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/BinaryParser/DataSource/String.php b/library/ZendPdf/BinaryParser/DataSource/String.php
@@ -27,8 +27,6 @@
  * Concrete subclass of {@link \Zend\Pdf\BinaryParser\DataSource\AbstractDataSource}
  * that provides an interface to binary strings.
  *
- * @uses       \Zend\Pdf\Exception
- * @uses       \Zend\Pdf\BinaryParser\DataSource\AbstractDataSource
  * @package    Zend_PDF
  * @subpackage Zend_PDF_BinaryParser
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/BinaryParser/Font/AbstractFont.php b/library/ZendPdf/BinaryParser/Font/AbstractFont.php
@@ -30,9 +30,6 @@
  * for parsing the raw binary data from the font file on disk. Also provides
  * a debug logging interface and a couple of shared utility methods.
  *
- * @uses       \Zend\Log\Logger
- * @uses       \Zend\Pdf\BinaryParser\AbstractBinaryParser
- * @uses       \Zend\Pdf\Font
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Fonts
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/BinaryParser/Font/OpenType/AbstractOpenType.php b/library/ZendPdf/BinaryParser/Font/OpenType/AbstractOpenType.php
@@ -44,10 +44,6 @@
  *  <li>{@link http://partners.adobe.com/public/developer/opentype/index_spec.html}
  * </ul>
  *
- * @uses       \Zend\Pdf\Cmap\AbstractCmap
- * @uses       \Zend\Pdf\Exception
- * @uses       \Zend\Pdf\BinaryParser\Font\AbstractFont
- * @uses       \Zend\Pdf\Font
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Fonts
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/BinaryParser/Font/OpenType/TrueType.php b/library/ZendPdf/BinaryParser/Font/OpenType/TrueType.php
@@ -26,9 +26,6 @@
 /**
  * Parses an OpenType font file containing TrueType outlines.
  *
- * @uses       \Zend\Pdf\Exception
- * @uses       \Zend\Pdf\BinaryParser\Font\OpenType\AbstractOpenType
- * @uses       \Zend\Pdf\Font
  * @package    Zend_PDF
  * @subpackage FileParser
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/BinaryParser/Image/AbstractImage.php b/library/ZendPdf/BinaryParser/Image/AbstractImage.php
@@ -25,8 +25,6 @@
 /**
  * \Zend\Pdf\Image related file parsers abstract class.
  *
- * @uses       \Zend\Pdf\BinaryParser\AbstractBinaryParser
- * @uses       \Zend\Pdf\Image
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Image
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/BinaryParser/Image/Png.php b/library/ZendPdf/BinaryParser/Image/Png.php
@@ -26,9 +26,6 @@
 /**
  * Abstract base class for Image file parsers.
  *
- * @uses       \Zend\Pdf\Exception
- * @uses       \Zend\Pdf\BinaryParser\Image\AbstractImage
- * @uses       \Zend\Pdf\Image
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Image
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Cmap/AbstractCmap.php b/library/ZendPdf/Cmap/AbstractCmap.php
@@ -47,11 +47,6 @@
  * @todo Write code for \Zend\Pdf\Cmap\TrimmedArray class.
  * @todo Write code for \Zend\Pdf\Cmap\SegmentedCoverage class.
  *
- * @uses       \Zend\Pdf\Cmap\ByteEncoding
- * @uses       \Zend\Pdf\Cmap\StaticByteEncoding
- * @uses       \Zend\Pdf\Cmap\SegmentToDelta
- * @uses       \Zend\Pdf\Cmap\TrimmedTable
- * @uses       \Zend\Pdf\Exception
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Font
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Cmap/ByteEncoding.php b/library/ZendPdf/Cmap/ByteEncoding.php
@@ -33,8 +33,6 @@
  * The mapping from Mac Roman to Unicode can be found at
  * {@link http://www.unicode.org/Public/MAPPINGS/VENDORS/APPLE/ROMAN.TXT}.
  *
- * @uses       \Zend\Pdf\Cmap\AbstractCmap
- * @uses       \Zend\Pdf\Exception
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Font
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Cmap/SegmentToDelta.php b/library/ZendPdf/Cmap/SegmentToDelta.php
@@ -30,8 +30,6 @@
  * provides the ability to cover multiple contiguous ranges of the Unicode
  * character set, with the exception of Unicode Surrogates (U+D800 - U+DFFF).
  *
- * @uses       \Zend\Pdf\Cmap\AbstractCmap
- * @uses       \Zend\Pdf\Exception
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Font
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Cmap/StaticByteEncoding.php b/library/ZendPdf/Cmap/StaticByteEncoding.php
@@ -29,8 +29,6 @@
  * Just like {@link \Zend\Pdf\Cmap\ByteEncoding} except that the constructor
  * takes a predefined array of glyph numbers and can cover any Unicode character.
  *
- * @uses       \Zend\Pdf\Cmap\ByteEncoding
- * @uses       \Zend\Pdf\Exception
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Font
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Cmap/TrimmedTable.php b/library/ZendPdf/Cmap/TrimmedTable.php
@@ -30,8 +30,6 @@
  * table when the Unicode characters covered by the font fall into a single
  * contiguous range.
  *
- * @uses       \Zend\Pdf\Cmap\AbstractCmap
- * @uses       \Zend\Pdf\Exception
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Font
  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

diff --git a/library/ZendPdf/Color/Cmyk.php b/library/ZendPdf/Color/Cmyk.php
@@ -27,8 +27,6 @@
 /**
  * CMYK color implementation
  *
- * @uses       \Zend\Pdf\Color
- * @uses       \Zend\Pdf\InternalType\NumericObject
  * @category   Zend
  * @package    Zend_PDF
  * @subpackage Zend_PDF_Color