/[svn]/gigedit/trunk/src/gigedit/global.h
ViewVC logotype

Contents of /gigedit/trunk/src/gigedit/global.h

Parent Directory Parent Directory | Revision Log Revision Log


Revision 3462 - (show annotations) (download) (as text)
Sun Feb 3 13:27:28 2019 UTC (5 years, 2 months ago) by persson
File MIME type: text/x-c++hdr
File size: 9721 byte(s)
* Fix build on old linux environments
* Enable "silent rules" in build

1 /* -*- c++ -*-
2 * Copyright (C) 2007-2019 Andreas Persson
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2, or (at
7 * your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with program; see the file COPYING. If not, write to the Free
16 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
17 * 02110-1301 USA.
18 */
19
20 #ifndef GIGEDIT_GLOBAL_H
21 #define GIGEDIT_GLOBAL_H
22
23 #if HAVE_CONFIG_H
24 # include <config.h>
25 #endif
26
27 #include <cstring>
28 #include <algorithm>
29
30 #ifdef GLIBMM_HEADER_FILE
31 # include GLIBMM_HEADER_FILE(glibmmconfig.h)
32 #else
33 # include <glibmmconfig.h>
34 #endif
35 // threads.h must be included first to be able to build with
36 // G_DISABLE_DEPRECATED
37 #if (GLIBMM_MAJOR_VERSION == 2 && GLIBMM_MINOR_VERSION == 31 && GLIBMM_MICRO_VERSION >= 2) || \
38 (GLIBMM_MAJOR_VERSION == 2 && GLIBMM_MINOR_VERSION > 31) || GLIBMM_MAJOR_VERSION > 2
39 #include <glibmm/threads.h>
40 #endif
41
42 #if !defined(WIN32)
43 # include <unistd.h>
44 # include <errno.h>
45 #endif
46
47 #include <sstream>
48 #include <map>
49 #include <sigc++/signal.h>
50
51 #ifdef LIBGIG_HEADER_FILE
52 # include LIBGIG_HEADER_FILE(gig.h)
53 # include LIBGIG_HEADER_FILE(Serialization.h)
54 #else
55 # include <gig.h>
56 # include <Serialization.h>
57 #endif
58
59 //FIXME: for some reason AC GETTEXT check fails on the Mac cross compiler?
60 #ifdef GETTEXT_HEADER_FILE
61 # include GETTEXT_HEADER_FILE(libintl.h)
62 #elif (HAVE_GETTEXT || defined(__APPLE__))
63 # include <libintl.h>
64 # define _(String) gettext(String)
65 #else
66 # define _(String) String
67 #endif
68
69 #if defined(WIN32) && !HAVE_CONFIG_H
70 # include "../../win32/libgigedit_private.h" // like config.h, automatically generated by Dev-C++
71 # define PACKAGE "gigedit"
72 # define VERSION VER_STRING // VER_STRING defined in libgig_private.h
73 #endif // WIN32
74
75 #define UNICODE_RIGHT_ARROW Glib::ustring(1, gunichar(0x2192))
76 #define UNICODE_LEFT_ARROW Glib::ustring(1, gunichar(0x2190))
77 #define UNICODE_SHIFT_KEY_SYMBOL Glib::ustring("\xe2\x87\xa7")
78 #if defined(__APPLE__)
79 # define UNICODE_ALT_KEY_SYMBOL Glib::ustring("\xe2\x8c\xa5")
80 #else
81 # define UNICODE_ALT_KEY_SYMBOL Glib::ustring("Alt")
82 #endif
83 #define UNICODE_ERASE_KEY_SYMBOL Glib::ustring("\xe2\x8c\xab")
84 #define UNICODE_CTRL_KEY_SYMBOL Glib::ustring("Ctrl")
85 #define UNICODE_CMD_KEY_SYMBOL Glib::ustring(1, gunichar(0x2318))
86 #if defined(__APPLE__)
87 # define UNICODE_PRIMARY_KEY_SYMBOL UNICODE_CMD_KEY_SYMBOL
88 #else
89 # define UNICODE_PRIMARY_KEY_SYMBOL UNICODE_CTRL_KEY_SYMBOL
90 #endif
91
92 // taken from gdk/gdkkeysyms.h
93 // (define on demand, to avoid unnecessary dev lib package build dependency)
94 #ifndef GDK_KEY_Control_L
95 # define GDK_KEY_Control_L 0xffe3
96 #endif
97 #ifndef GDK_KEY_Control_R
98 # define GDK_KEY_Control_R 0xffe4
99 #endif
100 #ifndef GDK_KEY_Left
101 # define GDK_KEY_Left 0xff51
102 #endif
103 #ifndef GDK_KEY_Right
104 # define GDK_KEY_Right 0xff53
105 #endif
106 #ifndef GDK_KEY_Up
107 # define GDK_KEY_Up 0xff52
108 #endif
109 #ifndef GDK_KEY_Down
110 # define GDK_KEY_Down 0xff54
111 #endif
112
113 #include <glibmm/convert.h>
114
115 #define GIG_STR_ENCODING "CP1252"
116
117 static inline
118 Glib::ustring gig_to_utf8(const gig::String& gig_string) {
119 return Glib::convert_with_fallback(gig_string, "UTF-8", GIG_STR_ENCODING, "?");
120 }
121
122 static inline
123 gig::String gig_from_utf8(const Glib::ustring& utf8_string) {
124 return Glib::convert_with_fallback(utf8_string, GIG_STR_ENCODING, "UTF-8", "?");
125 }
126
127 inline Glib::ustring ltrim(Glib::ustring s) {
128 s.erase(s.begin(), std::find_if(s.begin(), s.end(), std::not1(std::ptr_fun<int, int>(std::isspace))));
129 return s;
130 }
131
132 inline Glib::ustring rtrim(Glib::ustring s) {
133 s.erase(std::find_if(s.rbegin(), s.rend(), std::not1(std::ptr_fun<int, int>(std::isspace))).base(), s.end());
134 return s;
135 }
136
137 inline Glib::ustring trim(Glib::ustring s) {
138 return ltrim(rtrim(s));
139 }
140
141 template<class T> inline std::string ToString(T o) {
142 std::stringstream ss;
143 ss << o;
144 return ss.str();
145 }
146
147 inline static bool endsWith(const std::string& haystack, const std::string& needle, bool caseSensitive) {
148 if (haystack.size() < needle.size()) return false;
149 const std::string sub = haystack.substr(haystack.size() - needle.size(), needle.size());
150 return (caseSensitive) ? (sub == needle) : (!strcasecmp(sub.c_str(), needle.c_str()));
151 }
152
153 inline int getDimensionIndex(gig::dimension_t type, gig::Region* rgn) {
154 for (uint i = 0; i < rgn->Dimensions; ++i)
155 if (rgn->pDimensionDefinitions[i].dimension == type)
156 return i;
157 return -1;
158 }
159
160 inline int getDimensionRegionIndex(gig::DimensionRegion* dr) {
161 if (!dr) return -1;
162 gig::Region* rgn = (gig::Region*)dr->GetParent();
163 for (uint i = 0; i < 256; ++i)
164 if (rgn->pDimensionRegions[i] == dr)
165 return i;
166 return -1;
167 }
168
169 /// Find the number of bits required to hold the specified amount of zones.
170 inline int zoneCountToBits(int nZones) {
171 if (!nZones) return 0;
172 int iFinalBits = 0;
173 int zoneBits = nZones - 1;
174 for (; zoneBits > 1; iFinalBits += 2, zoneBits >>= 2);
175 iFinalBits += zoneBits;
176 return iFinalBits;
177 }
178
179 /**
180 * Returns the sum of all bits of all dimensions defined before the given
181 * dimensions (@a type). This allows to access cases of that particular
182 * dimension directly. If the supplied dimension @a type does not exist in the
183 * the supplied @a region, then this function returns -1 instead!
184 *
185 * @param type - dimension that shall be used
186 * @param rgn - parent region of that dimension
187 */
188 inline int baseBits(gig::dimension_t type, gig::Region* rgn) {
189 int previousBits = 0;
190 for (uint i = 0; i < rgn->Dimensions; ++i) {
191 if (rgn->pDimensionDefinitions[i].dimension == type) return previousBits;
192 previousBits += rgn->pDimensionDefinitions[i].bits;
193 }
194 return -1;
195 }
196
197 // key: dimension type, value: dimension's zone index
198 class DimensionCase : public std::map<gig::dimension_t,int> {
199 public:
200 bool isViolating(const DimensionCase& c) const {
201 for (DimensionCase::const_iterator it = begin(); it != end(); ++it) {
202 if (c.find(it->first) == c.end()) continue;
203 if (c.find(it->first)->second != it->second) return true;
204 }
205 return false;
206 }
207
208 // prevent passing gig::dimension_none from creating a new pair
209 // (TODO: other invalid gig::dimension_t values should be filtered here as well)
210 int& operator[](const gig::dimension_t& k) {
211 static int unused = 0;
212 if (k == gig::dimension_none) {
213 unused = 0;
214 return unused;
215 }
216 return std::map<gig::dimension_t,int>::operator[](k);
217 }
218 };
219
220 //TODO: this function and caseOfDimRegion() from dimregionchooser.h are duplicates, eliminate either one of them!
221 inline DimensionCase dimensionCaseOf(gig::DimensionRegion* dr) {
222 DimensionCase dimCase;
223 int idr = getDimensionRegionIndex(dr);
224 if (idr < 0) return dimCase;
225 gig::Region* rgn = (gig::Region*)dr->GetParent();
226 int bitpos = 0;
227 for (int d = 0; d < rgn->Dimensions; ++d) {
228 const gig::dimension_def_t& dimdef = rgn->pDimensionDefinitions[d];
229 const int zone = (idr >> bitpos) & ((1 << dimdef.bits) - 1);
230 dimCase[dimdef.dimension] = zone;
231 bitpos += rgn->pDimensionDefinitions[d].bits;
232 }
233 return dimCase;
234 }
235
236 /**
237 * Checks whether the passed dimension zones are within the boundaries of the
238 * defined dimensions. This is especially relevant if there are dimensions
239 * defined with an amount not equal to a power of two, in that case there are
240 * unused dimensions regions which should be ignored.
241 */
242 inline bool isUsedCase(const DimensionCase& c, gig::Region* rgn) {
243 for (int d = 0; d < rgn->Dimensions; ++d) {
244 gig::dimension_t type = rgn->pDimensionDefinitions[d].dimension;
245 if (c.find(type) == c.end()) continue;
246 int zone = c.find(type)->second;
247 if (zone < 0 || zone >= rgn->pDimensionDefinitions[d].zones)
248 return false;
249 }
250 return true;
251 }
252
253 inline std::vector<gig::DimensionRegion*> dimensionRegionsMatching(
254 const DimensionCase& dimCase, gig::Region* rgn, bool skipUnusedZones = false)
255 {
256 std::vector<gig::DimensionRegion*> v;
257 for (int idr = 0; idr < 256; ++idr) {
258 if (!rgn->pDimensionRegions[idr]) continue;
259 DimensionCase c = dimensionCaseOf(rgn->pDimensionRegions[idr]);
260 if (dimCase.isViolating(c)) continue;
261 if (skipUnusedZones && !isUsedCase(c, rgn)) continue;
262 v.push_back(rgn->pDimensionRegions[idr]);
263 }
264 return v;
265 }
266
267 inline gig::DimensionRegion* dimensionRegionMatching(const DimensionCase& dimCase, gig::Region* rgn) {
268 for (int idr = 0; idr < 256; ++idr) {
269 if (!rgn->pDimensionRegions[idr]) continue;
270 DimensionCase c = dimensionCaseOf(rgn->pDimensionRegions[idr]);
271 if (c == dimCase) return rgn->pDimensionRegions[idr];
272 }
273 return NULL;
274 }
275
276 template<typename T_Message>
277 class SignalGuard {
278 public:
279 SignalGuard(sigc::signal<void, T_Message>& start, sigc::signal<void, T_Message>& end, T_Message message)
280 : m_end(end), m_message(message)
281 {
282 if (message) start.emit(message);
283 }
284
285 virtual ~SignalGuard() {
286 if (m_message) m_end.emit(m_message);
287 }
288 protected:
289 sigc::signal<void, T_Message>& m_end;
290 T_Message m_message;
291 };
292
293 #endif // GIGEDIT_GLOBAL_H

  ViewVC Help
Powered by ViewVC