MWAWPictMac.hxx
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2 
3 /* libmwaw
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17 * Copyright (C) 2002 William Lachance (wrlach@gmail.com)
18 * Copyright (C) 2002,2004 Marc Maurer (uwog@uwog.net)
19 * Copyright (C) 2004-2006 Fridrich Strba (fridrich.strba@bluewin.ch)
20 * Copyright (C) 2006, 2007 Andrew Ziem
21 * Copyright (C) 2011, 2012 Alonso Laurent (alonso@loria.fr)
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33 
34 /* This header contains code specific to a pict mac file
35  * see http://developer.apple.com/legacy/mac/library/documentation/mac/QuickDraw/QuickDraw-458.html
36  */
37 
38 #ifndef MWAW_PICT_MWAW
39 # define MWAW_PICT_MWAW
40 
41 # include <assert.h>
42 # include <ostream>
43 # include <string>
44 
45 # include <libwpd/libwpd.h>
46 
47 # include "libmwaw_internal.hxx"
48 # include "MWAWPictData.hxx"
49 
51 class MWAWPictMac : public MWAWPictData
52 {
53 public:
54 
56  virtual SubType getSubType() const {
57  return MWAWPictData::PictMac;
58  }
59 
61  virtual bool getBinary(WPXBinaryData &res, std::string &s) const {
62  if (!valid() || isEmpty()) return false;
63 
64  s = "image/pict";
65  if (m_version == 1) {
66  WPXBinaryData dataV2;
67  if (convertPict1To2(m_data, dataV2)) {
68  createFileData(dataV2, res);
69  return true;
70  }
71  }
72  createFileData(m_data, res);
73  return true;
74  }
75 
77  virtual bool valid() const {
78  return (m_version >= 1) && (m_version <= 2);
79  }
80 
83  virtual int cmp(MWAWPict const &a) const {
84  int diff = MWAWPictData::cmp(a);
85  if (diff) return diff;
86  MWAWPictMac const &aPict = static_cast<MWAWPictMac const &>(a);
87 
88  diff = m_version - (int) aPict.m_version;
89  if (diff) return (diff < 0) ? -1 : 1;
90  diff = m_subVersion - (int) aPict.m_subVersion;
91  if (diff) return (diff < 0) ? -1 : 1;
92 
93  return 0;
94  }
95 
97  static bool convertPict1To2(WPXBinaryData const &orig, WPXBinaryData &result);
98 
102  static void parsePict1(WPXBinaryData const &orig, std::string const &fname);
103 
107  static void parsePict2(WPXBinaryData const &orig, std::string const &fname);
108 
109 protected:
112  extendBDBox(1.0);
113  }
114 
115  friend class MWAWPictData;
122  static ReadResult checkOrGet(MWAWInputStreamPtr input, int size,
123  Box2f &box, MWAWPictData **result = 0L);
124 
129 };
130 
131 #endif
132 // vim: set filetype=cpp tabstop=2 shiftwidth=2 cindent autoindent smartindent noexpandtab:
virtual SubType getSubType() const
returns the picture subtype
Definition: MWAWPictMac.hxx:56
virtual bool valid() const
returns true if the picture is valid
Definition: MWAWPictMac.hxx:77
Class to read/store a Mac Pict1.0/2.0.
Definition: MWAWPictMac.hxx:51
ReadResult
an enum to defined the result of a parsing use by some picture&#39;s classes which can read their data ...
Definition: MWAWPict.hxx:74
virtual int cmp(MWAWPict const &a) const
a virtual function used to obtain a strict order, must be redefined in the subs class ...
Definition: MWAWPictMac.hxx:83
int m_subVersion
the picture subversion
Definition: MWAWPictMac.hxx:128
MWAWPictMac(Box2f box)
protected constructor: use check to construct a picture
Definition: MWAWPictMac.hxx:111
static void parsePict1(WPXBinaryData const &orig, std::string const &fname)
tries to parse a Pict1.0 and dump the file Actually mainly used for debugging, but will be a first st...
Definition: MWAWPictMac.cxx:2088
int m_version
the picture version
Definition: MWAWPictMac.hxx:126
static ReadResult checkOrGet(MWAWInputStreamPtr input, int size, Box2f &box, MWAWPictData **result=0L)
checks if the data pointed by input and of given size is a pict 1.0, 2.0 or 2.1
Definition: MWAWPictMac.cxx:57
Definition: MWAWPictData.hxx:59
static bool createFileData(WPXBinaryData const &orig, WPXBinaryData &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:45
an abstract class which defines basic formated picture ( AppleŠ Pict, DB3, ...)
Definition: MWAWPictData.hxx:55
static void parsePict2(WPXBinaryData const &orig, std::string const &fname)
tries to parse a Pict2.
Definition: MWAWPictMac.cxx:2098
virtual int cmp(MWAWPict const &a) const
a virtual function used to obtain a strict order, must be redefined in the subs class ...
Definition: MWAWPictData.hxx:115
WPXBinaryData m_data
the data size (without the empty header of 512 characters)
Definition: MWAWPictData.hxx:157
shared_ptr< MWAWInputStream > MWAWInputStreamPtr
a smart pointer of MWAWInputStream
Definition: libmwaw_internal.hxx:348
SubType
the picture subtype
Definition: MWAWPictData.hxx:59
bool isEmpty() const
returns true if the picture is valid and has size 0 or contains no data
Definition: MWAWPictData.hxx:87
virtual bool getBinary(WPXBinaryData &res, std::string &s) const
returns the final WPXBinary data
Definition: MWAWPictMac.hxx:61
void extendBDBox(float val)
udaptes the bdbox, by extended it by (val-previousVal)
Definition: MWAWPict.hxx:133
static bool convertPict1To2(WPXBinaryData const &orig, WPXBinaryData &result)
convert a Pict1.0 in Pict2.0, if possible
Definition: MWAWPictMac.cxx:2108
Generic function used to define/store a picture.
Definition: MWAWPict.hxx:52

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