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 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 int int32_t;
48 typedef unsigned __int64 uint64_t;
49 
50 #else
51 
52 #ifdef HAVE_CONFIG_H
53 
54 #include <config.h>
55 
56 #ifdef HAVE_STDINT_H
57 #include <stdint.h>
58 #endif
59 
60 #ifdef HAVE_INTTYPES_H
61 #include <inttypes.h>
62 #endif
63 
64 #else
65 
66 // assume that the headers are there inside LibreOffice build when no HAVE_CONFIG_H is defined
67 #include <stdint.h>
68 #include <inttypes.h>
69 
70 #endif
71 
72 #endif
73 
74 // debug message includes source file and line number
75 //#define VERBOSE_DEBUG 1
76 
77 // do nothing with debug messages in a release compile
78 #ifdef DEBUG
79 #ifdef VERBOSE_DEBUG
80 #define MSPUB_DEBUG_MSG(M) printf("%15s:%5d: ", __FILE__, __LINE__); printf M
81 #define MSPUB_DEBUG(M) M
82 #else
83 #define MSPUB_DEBUG_MSG(M) printf M
84 #define MSPUB_DEBUG(M) M
85 #endif
86 #else
87 #define MSPUB_DEBUG_MSG(M)
88 #define MSPUB_DEBUG(M)
89 #endif
90 
91 namespace libmspub
92 {
93 const char *mimeByImgType(ImgType type);
94 
95 uint16_t readU16(const unsigned char *input, unsigned offset);
96 uint32_t readU32(const unsigned char *input, unsigned offset);
97 
98 uint8_t readU8(WPXInputStream *input);
99 uint16_t readU16(WPXInputStream *input);
100 uint32_t readU32(WPXInputStream *input);
101 uint64_t readU64(WPXInputStream *input);
102 int32_t readS32(WPXInputStream *input);
103 double readFixedPoint(WPXInputStream *input);
104 double toFixedPoint(int fp);
105 void readNBytes(WPXInputStream *input, unsigned long length, std::vector<unsigned char> &out);
106 
107 void appendCharacters(WPXString &text, std::vector<unsigned char> characters);
108 
109 bool stillReading(WPXInputStream *input, unsigned long until);
110 
111 void rotateCounter(double &x, double &y, double centerX, double centerY, short rotation);
112 void flipIfNecessary(double &x, double &y, double centerX, double centerY, bool flipVertical, bool flipHorizontal);
113 
114 unsigned correctModulo(int x, unsigned n);
115 double doubleModulo(double x, double y);
116 
117 template <class MapT> typename MapT::mapped_type *getIfExists(MapT &map, const typename MapT::key_type &key)
118 {
119  typename MapT::iterator i = map.find(key);
120  return i == map.end() ? NULL : &(i->second);
121 }
122 
123 template <class MapT> const typename MapT::mapped_type *getIfExists_const(MapT &map, const typename MapT::key_type &key)
124 {
125  typename MapT::const_iterator i = map.find(key);
126  return i == map.end() ? NULL : &(i->second);
127 }
128 
129 template <class MapT> typename MapT::mapped_type ptr_getIfExists(MapT &map, const typename MapT::key_type &key)
130 {
131  typename MapT::iterator i = map.find(key);
132  return i == map.end() ? NULL : i->second;
133 }
134 
136 {
137 };
138 
140 {
141 };
142 
143 WPXBinaryData inflateData(WPXBinaryData);
144 
145 } // namespace libmspub
146 
147 #endif // __LIBMSPUB_UTILS_H__
148 /* vim:set shiftwidth=2 softtabstop=2 expandtab: */

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