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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit47d455dd55be855e4cc691c32f687f723d9247ee (patch)
tree52e236aaa2576bdb3840ebede26619692fed6d7d /kviewshell/plugins/djvu/libdjvu/DjVuInfo.h
downloadtdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.tar.gz
tdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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+//C- -*- C++ -*-
+//C- -------------------------------------------------------------------
+//C- DjVuLibre-3.5
+//C- Copyright (c) 2002 Leon Bottou and Yann Le Cun.
+//C- Copyright (c) 2001 AT&T
+//C-
+//C- This software is subject to, and may be distributed under, the
+//C- GNU General Public License, Version 2. The license should have
+//C- accompanied the software or you may obtain a copy of the license
+//C- from the Free Software Foundation at http://www.fsf.org .
+//C-
+//C- This program is distributed in the hope that it will be useful,
+//C- but WITHOUT ANY WARRANTY; without even the implied warranty of
+//C- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+//C- GNU General Public License for more details.
+//C-
+//C- DjVuLibre-3.5 is derived from the DjVu(r) Reference Library
+//C- distributed by Lizardtech Software. On July 19th 2002, Lizardtech
+//C- Software authorized us to replace the original DjVu(r) Reference
+//C- Library notice by the following text (see doc/lizard2002.djvu):
+//C-
+//C- ------------------------------------------------------------------
+//C- | DjVu (r) Reference Library (v. 3.5)
+//C- | Copyright (c) 1999-2001 LizardTech, Inc. All Rights Reserved.
+//C- | The DjVu Reference Library is protected by U.S. Pat. No.
+//C- | 6,058,214 and patents pending.
+//C- |
+//C- | This software is subject to, and may be distributed under, the
+//C- | GNU General Public License, Version 2. The license should have
+//C- | accompanied the software or you may obtain a copy of the license
+//C- | from the Free Software Foundation at http://www.fsf.org .
+//C- |
+//C- | The computer code originally released by LizardTech under this
+//C- | license and unmodified by other parties is deemed "the LIZARDTECH
+//C- | ORIGINAL CODE." Subject to any third party intellectual property
+//C- | claims, LizardTech grants recipient a worldwide, royalty-free,
+//C- | non-exclusive license to make, use, sell, or otherwise dispose of
+//C- | the LIZARDTECH ORIGINAL CODE or of programs derived from the
+//C- | LIZARDTECH ORIGINAL CODE in compliance with the terms of the GNU
+//C- | General Public License. This grant only confers the right to
+//C- | infringe patent claims underlying the LIZARDTECH ORIGINAL CODE to
+//C- | the extent such infringement is reasonably necessary to enable
+//C- | recipient to make, have made, practice, sell, or otherwise dispose
+//C- | of the LIZARDTECH ORIGINAL CODE (or portions thereof) and not to
+//C- | any greater extent that may be necessary to utilize further
+//C- | modifications or combinations.
+//C- |
+//C- | The LIZARDTECH ORIGINAL CODE is provided "AS IS" WITHOUT WARRANTY
+//C- | OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
+//C- | TO ANY WARRANTY OF NON-INFRINGEMENT, OR ANY IMPLIED WARRANTY OF
+//C- | MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+//C- +------------------------------------------------------------------
+//
+// $Id: DjVuInfo.h,v 1.12 2003/11/07 22:08:21 leonb Exp $
+// $Name: release_3_5_15 $
+
+#ifndef _DJVUINFO_H
+#define _DJVUINFO_H
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+#if NEED_GNUG_PRAGMAS
+# pragma interface
+#endif
+
+
+/** @name DjVuInfo.h
+ Each instance of class #DjVuInfo# represents the information
+ contained in the information chunk of a DjVu file. This #"INFO"#
+ chunk is always the first chunk of a DjVu file.
+ @memo
+ DjVu information chunk.
+ @author
+ L\'eon Bottou <[email protected]>
+ @version
+ #$Id: DjVuInfo.h,v 1.12 2003/11/07 22:08:21 leonb Exp $# */
+//@{
+
+
+
+#include "GSmartPointer.h"
+#include "GRect.h"
+
+#ifdef HAVE_NAMESPACES
+namespace DJVU {
+# ifdef NOT_DEFINED // Just to fool emacs c++ mode
+}
+#endif
+#endif
+
+class ByteStream;
+
+/** @name DjVu version constants
+ @memo DjVu file format version. */
+//@{
+/** Current DjVu format version. The value of this macro represents the
+ version of the DjVu file format implemented by this release of the DjVu
+ Reference Library. */
+#define DJVUVERSION 25
+/** DjVu format version. This is the value used in files produced
+ with DjVuLibre. This is smaller than DJVUVERSION because version
+ number inflation causes problems with older software.
+ */
+#define DJVUVERSION_FOR_OUTPUT 24
+/** This is the version which introduced orientations. */
+#define DJVUVERSION_ORIENTATION 22
+/** Oldest DjVu format version supported by this library. This release of the
+ library cannot completely decode DjVu files whose version field is less
+ than or equal to this number. */
+#define DJVUVERSION_TOO_OLD 15
+/** Newest DjVu format partially supported by this library. This release of
+ the library will attempt to decode files whose version field is smaller
+ than this macro. If the version field is greater than or equal to this
+ number, the decoder will just throw a \Ref{GException}. */
+#define DJVUVERSION_TOO_NEW 50
+//@}
+
+
+class GUTF8String;
+
+/** Information component.
+ Each instance of class #DjVuInfo# represents the information
+ contained in the information chunk of a DjVu file. This #"INFO"#
+ chunk is always the first chunk of a DjVu file.
+ */
+
+class DjVuInfo : public GPEnabled
+{
+protected:
+ DjVuInfo(void);
+public:
+ /** Creates an empty DjVuInfo object.
+ The #width# and #height# fields are set to zero.
+ All other fields are initialized with suitable default values. */
+ static GP<DjVuInfo> create(void) {return new DjVuInfo();}
+
+ /** Decodes the DjVu #"INFO"# chunk. This function reads binary data from
+ ByteStream #bs# and populates the fields of this DjVuInfo object. It is
+ normally called after detecting an #"INFO"# chunk header with function
+ \Ref{IFFByteStream::get_chunk}. */
+ void decode(ByteStream &bs);
+ /** Encodes the DjVu #"INFO"# chunk. This function writes the fields of this
+ DjVuInfo object into ByteStream #bs#. It is normally called after
+ creating an #"INFO"# chunk header with function
+ \Ref{IFFByteStream::put_chunk}. */
+ void encode(ByteStream &bs);
+ /** Returns the number of bytes used by this object. */
+ unsigned int get_memory_usage() const;
+ /** Width of the DjVu image (in pixels). */
+ int width;
+ /** Height of the DjVu image (in pixels). */
+ int height;
+ /** DjVu file version number. This number characterizes the file format
+ version used by the encoder to generate this DjVu image. A decoder
+ should compare this version number with the constants described in
+ section "\Ref{DjVu version constants}". */
+ int version;
+ /** Resolution of the DjVu image. The resolution is given in ``pixels per
+ 2.54 centimeters'' (this unit is sometimes called ``pixels per
+ inch''). Display programs can use this information to determine the
+ natural magnification to use for rendering a DjVu image. */
+ int dpi;
+ /** Gamma coefficient of the display for which the image was designed. The
+ rendering functions can use this information in order to perform color
+ correction for the intended display device. */
+ double gamma;
+ /** The following boolian values are stored in the last character of the
+ info structure. Unused bits are reserved for possible future extensions
+ and backwards compatability. */
+ bool compressable;
+ enum {COMPRESSABLE_FLAG=0x80,RESERVED_FLAGS1=0x7f};
+
+ /** We also store the current image orientation as three bits. */
+ GRect::Orientations orientation;
+
+ /// Obtain the flags for the default specifications.
+ GUTF8String get_paramtags(void) const;
+ /// Obtain the flags for the default specifications.
+ void writeParam(ByteStream &out_str) const;
+};
+
+
+//@}
+
+// ----- THE END
+
+#ifdef HAVE_NAMESPACES
+}
+# ifndef NOT_USING_DJVU_NAMESPACE
+using namespace DJVU;
+# endif
+#endif
+#endif