libmspub_utils.h
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1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* libmspub
3  * Version: MPL 1.1 / GPLv2+ / LGPLv2+
4  *
5  * The contents of this file are subject to the Mozilla Public License Version
6  * 1.1 (the "License"); you may not use this file except in compliance with
7  * the License or as specified alternatively below. You may obtain a copy of
8  * the License at http://www.mozilla.org/MPL/
9  *
10  * Software distributed under the License is distributed on an "AS IS" basis,
11  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12  * for the specific language governing rights and limitations under the
13  * License.
14  *
15  * Major Contributor(s):
16  * Copyright (C) 2012-2013 Brennan Vincent <brennanv@email.arizona.edu>
17  * Copyright (C) 2012 Fridrich Strba <fridrich.strba@bluewin.ch>
18  *
19  * All Rights Reserved.
20  *
21  * For minor contributions see the git repository.
22  *
23  * Alternatively, the contents of this file may be used under the terms of
24  * either the GNU General Public License Version 2 or later (the "GPLv2+"), or
25  * the GNU Lesser General Public License Version 2 or later (the "LGPLv2+"),
26  * in which case the provisions of the GPLv2+ or the LGPLv2+ are applicable
27  * instead of those above.
28  */
29 
30 #ifndef __LIBMSPUB_UTILS_H__
31 #define __LIBMSPUB_UTILS_H__
32 
33 #include <stdio.h>
34 #include <vector>
35 #include <map>
36 #include <boost/ptr_container/ptr_map.hpp>
37 #include <libwpd/libwpd.h>
38 #include <libwpd-stream/libwpd-stream.h>
39 
40 #include "MSPUBTypes.h"
41 
42 #ifdef _MSC_VER
43 
44 typedef unsigned char uint8_t;
45 typedef unsigned short uint16_t;
46 typedef unsigned uint32_t;
47 typedef signed char int8_t;
48 typedef short int16_t;
49 typedef int int32_t;
50 typedef unsigned __int64 uint64_t;
51 
52 #else
53 
54 #ifdef HAVE_CONFIG_H
55 
56 #include <config.h>
57 
58 #ifdef HAVE_STDINT_H
59 #include <stdint.h>
60 #endif
61 
62 #ifdef HAVE_INTTYPES_H
63 #include <inttypes.h>
64 #endif
65 
66 #else
67 
68 // assume that the headers are there inside LibreOffice build when no HAVE_CONFIG_H is defined
69 #include <stdint.h>
70 #include <inttypes.h>
71 
72 #endif
73 
74 #endif
75 
76 // debug message includes source file and line number
77 //#define VERBOSE_DEBUG 1
78 
79 // do nothing with debug messages in a release compile
80 #ifdef DEBUG
81 #ifdef VERBOSE_DEBUG
82 #define MSPUB_DEBUG_MSG(M) printf("%15s:%5d: ", __FILE__, __LINE__); printf M
83 #define MSPUB_DEBUG(M) M
84 #else
85 #define MSPUB_DEBUG_MSG(M) printf M
86 #define MSPUB_DEBUG(M) M
87 #endif
88 #else
89 #define MSPUB_DEBUG_MSG(M)
90 #define MSPUB_DEBUG(M)
91 #endif
92 
93 namespace libmspub
94 {
95 const char *mimeByImgType(ImgType type);
96 const char *windowsCharsetNameByOriginalCharset(const char *name);
97 
98 uint16_t readU16(const unsigned char *input, unsigned offset);
99 uint32_t readU32(const unsigned char *input, unsigned offset);
100 
101 uint8_t readU8(WPXInputStream *input);
102 uint16_t readU16(WPXInputStream *input);
103 uint32_t readU32(WPXInputStream *input);
104 uint64_t readU64(WPXInputStream *input);
105 int8_t readS8(WPXInputStream *input);
106 int16_t readS16(WPXInputStream *input);
107 int32_t readS32(WPXInputStream *input);
108 double readFixedPoint(WPXInputStream *input);
109 double toFixedPoint(int fp);
110 void readNBytes(WPXInputStream *input, unsigned long length, std::vector<unsigned char> &out);
111 
112 void appendCharacters(WPXString &text, std::vector<unsigned char> characters, const char *encoding);
113 
114 bool stillReading(WPXInputStream *input, unsigned long until);
115 
116 void rotateCounter(double &x, double &y, double centerX, double centerY, short rotation);
117 void flipIfNecessary(double &x, double &y, double centerX, double centerY, bool flipVertical, bool flipHorizontal);
118 
119 unsigned correctModulo(int x, unsigned n);
120 double doubleModulo(double x, double y);
121 
122 template <class MapT> typename MapT::mapped_type *getIfExists(MapT &map, const typename MapT::key_type &key)
123 {
124  typename MapT::iterator i = map.find(key);
125  return i == map.end() ? NULL : &(i->second);
126 }
127 
128 template <class MapT> const typename MapT::mapped_type *getIfExists_const(MapT &map, const typename MapT::key_type &key)
129 {
130  typename MapT::const_iterator i = map.find(key);
131  return i == map.end() ? NULL : &(i->second);
132 }
133 
134 template <class MapT> typename MapT::mapped_type ptr_getIfExists(MapT &map, const typename MapT::key_type &key)
135 {
136  typename MapT::iterator i = map.find(key);
137  return i == map.end() ? NULL : i->second;
138 }
139 
141 {
142 };
143 
145 {
146 };
147 
148 WPXBinaryData inflateData(WPXBinaryData);
149 
150 } // namespace libmspub
151 
152 #endif // __LIBMSPUB_UTILS_H__
153 /* vim:set shiftwidth=2 softtabstop=2 expandtab: */

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