MWAWPictMac.hxx
Go to the documentation of this file.
/* -*- Mode: C++; c-default-style: "k&r"; indent-tabs-mode: nil; tab-width: 2; c-basic-offset: 2 -*- */
/* libmwaw
* Version: MPL 2.0 / LGPLv2+
*
* The contents of this file are subject to the Mozilla Public License Version
* 2.0 (the "License"); you may not use this file except in compliance with
* the License or as specified alternatively below. You may obtain a copy of
* the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* Major Contributor(s):
* Copyright (C) 2002 William Lachance (wrlach@gmail.com)
* Copyright (C) 2002,2004 Marc Maurer (uwog@uwog.net)
* Copyright (C) 2004-2006 Fridrich Strba (fridrich.strba@bluewin.ch)
* Copyright (C) 2006, 2007 Andrew Ziem
* Copyright (C) 2011, 2012 Alonso Laurent (alonso@loria.fr)
*
*
* All Rights Reserved.
*
* For minor contributions see the git repository.
*
* Alternatively, the contents of this file may be used under the terms of
* the GNU Lesser General Public License Version 2 or later (the "LGPLv2+"),
* in which case the provisions of the LGPLv2+ are applicable
* instead of those above.
*/
/* This header contains code specific to a pict mac file
* see http://developer.apple.com/legacy/mac/library/documentation/mac/QuickDraw/QuickDraw-458.html
*/
#ifndef MWAW_PICT_MAC
# define MWAW_PICT_MAC
# include <ostream>
# include <string>
# include <librevenge/librevenge.h>
# include "libmwaw_internal.hxx"
# include "MWAWPictData.hxx"
class MWAWPictMac final : public MWAWPictData
{
public:
~MWAWPictMac() final;
SubType getSubType() const final
{
return MWAWPictData::PictMac;
}
bool getBinary(MWAWEmbeddedObject &picture) const final
{
if (!valid() || isEmpty()) return false;
librevenge::RVNGBinaryData res;
if (m_version == 1) {
librevenge::RVNGBinaryData dataV2;
if (convertPict1To2(m_data, dataV2)) {
createFileData(dataV2, res);
picture=MWAWEmbeddedObject(res, "image/pict");
return true;
}
}
createFileData(m_data, res);
picture=MWAWEmbeddedObject(res, "image/pict");
return true;
}
bool valid() const final
{
return (m_version >= 1) && (m_version <= 2);
}
int cmp(MWAWPict const &a) const final
{
int diff = MWAWPictData::cmp(a);
if (diff) return diff;
auto const &aPict = static_cast<MWAWPictMac const &>(a);
diff = m_version - aPict.m_version;
if (diff) return (diff < 0) ? -1 : 1;
diff = m_subVersion - aPict.m_subVersion;
if (diff) return (diff < 0) ? -1 : 1;
return 0;
}
static bool convertPict1To2(librevenge::RVNGBinaryData const &orig, librevenge::RVNGBinaryData &result);
protected:
explicit MWAWPictMac(MWAWBox2f box)
: MWAWPictData(box)
, m_version(-1)
, m_subVersion(-1)
{
extendBDBox(1.0);
}
friend class MWAWPictData;
static ReadResult checkOrGet(MWAWInputStreamPtr input, int size,
MWAWBox2f &box, MWAWPictData **result = nullptr);
int m_version;
int m_subVersion;
};
#endif
// vim: set filetype=cpp tabstop=2 shiftwidth=2 cindent autoindent smartindent noexpandtab:
MWAWPictData.hxx
MWAWPictData::createFileData
static bool createFileData(librevenge::RVNGBinaryData const &orig, librevenge::RVNGBinaryData &result)
a file pict can be created from the data pict by adding a header with size 512, this function do this...
Definition MWAWPictData.cxx:49
MWAWPictData::cmp
int cmp(MWAWPict const &a) const override
a virtual function used to obtain a strict order, must be redefined in the subs class
Definition MWAWPictData.hxx:122
MWAWPictData::SubType
SubType
the picture subtype
Definition MWAWPictData.hxx:56
MWAWPictData::PictMac
@ PictMac
Definition MWAWPictData.hxx:56
MWAWPictData::m_data
librevenge::RVNGBinaryData m_data
the data size (without the empty header of 512 characters)
Definition MWAWPictData.hxx:176
MWAWPictData::isEmpty
bool isEmpty() const
returns true if the picture is valid and has size 0 or contains no data
Definition MWAWPictData.hxx:91
MWAWPictMac::cmp
int cmp(MWAWPict const &a) const final
a virtual function used to obtain a strict order, must be redefined in the subs class
Definition MWAWPictMac.hxx:87
MWAWPictMac::valid
bool valid() const final
returns true if the picture is valid
Definition MWAWPictMac.hxx:80
MWAWPictMac::getSubType
SubType getSubType() const final
returns the picture subtype
Definition MWAWPictMac.hxx:56
MWAWPictMac::m_subVersion
int m_subVersion
the picture subversion
Definition MWAWPictMac.hxx:127
MWAWPictMac::~MWAWPictMac
~MWAWPictMac() final
destructor
Definition MWAWPictMac.cxx:54
MWAWPictMac::m_version
int m_version
the picture version
Definition MWAWPictMac.hxx:125
MWAWPictMac::MWAWPictMac
MWAWPictMac(MWAWBox2f box)
protected constructor: use check to construct a picture
Definition MWAWPictMac.hxx:106
MWAWPictMac::convertPict1To2
static bool convertPict1To2(librevenge::RVNGBinaryData const &orig, librevenge::RVNGBinaryData &result)
convert a Pict1.0 in Pict2.0, if possible
Definition MWAWPictMac.cxx:1254
MWAWPictMac::getBinary
bool getBinary(MWAWEmbeddedObject &picture) const final
returns the final picture
Definition MWAWPictMac.hxx:61
MWAWPictMac::checkOrGet
static ReadResult checkOrGet(MWAWInputStreamPtr input, int size, MWAWBox2f &box, MWAWPictData **result=nullptr)
checks if the data pointed by input and of given size is a pict 1.0, 2.0 or 2.1
Definition MWAWPictMac.cxx:59
MWAWPictMac::MWAWPictData
friend class MWAWPictData
Definition MWAWPictMac.hxx:114
MWAWPict::MWAWPict
MWAWPict()
protected constructor must not be called directly
Definition MWAWPict.hxx:143
MWAWPict::ReadResult
ReadResult
an enum to defined the result of a parsing use by some picture's classes which can read their data
Definition MWAWPict.hxx:73
MWAWPict::extendBDBox
void extendBDBox(float val)
udaptes the bdbox, by extended it by (val-previousVal)
Definition MWAWPict.hxx:137
libmwaw_internal.hxx
MWAWBox2f
MWAWBox2< float > MWAWBox2f
MWAWBox2 of float.
Definition libmwaw_internal.hxx:1193
MWAWInputStreamPtr
std::shared_ptr< MWAWInputStream > MWAWInputStreamPtr
a smart pointer of MWAWInputStream
Definition libmwaw_internal.hxx:551
MWAWEmbeddedObject
small class use to define a embedded object
Definition libmwaw_internal.hxx:467