1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
|
/****************************************************************************
**
** ???
**
** Copyright (C) 2005-2008 Trolltech ASA. All rights reserved.
**
** This file is part of the widgets module of the TQt GUI Toolkit.
**
** This file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free
** Software Foundation and appearing in the files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
** Alternatively you may (at your option) use any later version
** of the GNU General Public License if such license has been
** publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free TQt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** This file may be used under the terms of the Q Public License as
** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
** included in the packaging of this file. Licensees holding valid TQt
** Commercial licenses may use this file in accordance with the TQt
** Commercial License Agreement provided with the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/
#ifndef TQUNICODETABLES_P_H
#define TQUNICODETABLES_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the TQt API. It exists for the convenience
// of internal files. This header file may change from version to version
// without notice, or even be removed.
//
// We mean it.
//
//
#ifndef QT_H
#include "ntqstring.h"
#endif // QT_H
#ifdef TQT_NO_UNICODETABLES
# include <ctype.h>
#endif
class TQUnicodeTables {
public:
static const TQ_UINT8 unicode_info[];
#ifndef TQT_NO_UNICODETABLES
static const TQ_UINT16 decomposition_map[];
static const TQ_UINT16 decomposition_info[];
static const TQ_UINT16 ligature_map[];
static const TQ_UINT16 ligature_info[];
static const TQ_UINT8 direction_info[];
static const TQ_UINT8 combining_info[];
static const TQ_UINT16 case_info[];
static const TQ_INT8 decimal_info[];
static const TQ_UINT16 symmetricPairs[];
static const int symmetricPairsSize;
static const TQ_UINT8 line_break_info[];
#else
static const TQ_UINT8 latin1_line_break_info[];
#endif
static const unsigned char otherScripts[];
static const unsigned char indicScripts[];
static const unsigned char scriptTable[];
enum { SCRIPTS_INDIC = 0x7e };
// see http://www.unicode.org/reports/tr14/tr14-13.html
// we don't use the XX and AI properties and map them to AL instead.
enum LineBreakClass {
LineBreak_OP, LineBreak_CL, LineBreak_QU, LineBreak_GL, LineBreak_NS,
LineBreak_EX, LineBreak_SY, LineBreak_IS, LineBreak_PR, LineBreak_PO,
LineBreak_NU, LineBreak_AL, LineBreak_ID, LineBreak_IN, LineBreak_HY,
LineBreak_BA, LineBreak_BB, LineBreak_B2, LineBreak_ZW, LineBreak_CM,
LineBreak_SA, LineBreak_BK, LineBreak_CR, LineBreak_LF, LineBreak_SG,
LineBreak_CB, LineBreak_SP
};
};
inline TQChar::Category category( const TQChar &c )
{
#ifdef TQT_NO_UNICODETABLES
if ( c.unicode() > 0xff ) return TQChar::Letter_Uppercase; //########
return (TQChar::Category)TQUnicodeTables::unicode_info[c.unicode()];
#else
int uc = ((int)TQUnicodeTables::unicode_info[c.row()]) << 8;
uc += c.cell();
return (TQChar::Category)TQUnicodeTables::unicode_info[uc];
#endif // TQT_NO_UNICODETABLES
}
inline TQChar lower( const TQChar &c )
{
#ifndef TQT_NO_UNICODETABLES
int row = c.row();
int cell = c.cell();
int ci = TQUnicodeTables::case_info[row];
int uc = ((int)TQUnicodeTables::unicode_info[c.row()]) << 8;
uc += c.cell();
if (TQUnicodeTables::unicode_info[uc] != TQChar::Letter_Uppercase || !ci)
return c;
TQ_UINT16 lower = TQUnicodeTables::case_info[(ci<<8)+cell];
return lower ? TQChar(lower) : c;
#else
if ( c.row() )
return c;
return TQChar( tolower((uchar) c.latin1()) );
#endif
}
inline TQChar upper( const TQChar &c )
{
#ifndef TQT_NO_UNICODETABLES
int row = c.row();
int cell = c.cell();
int ci = TQUnicodeTables::case_info[row];
int uc = ((int)TQUnicodeTables::unicode_info[c.row()]) << 8;
uc += c.cell();
if (TQUnicodeTables::unicode_info[uc] != TQChar::Letter_Lowercase || !ci)
return c;
TQ_UINT16 upper = TQUnicodeTables::case_info[(ci<<8)+cell];
return upper ? TQChar(upper) : c;
#else
if ( c.row() )
return c;
return TQChar( toupper((uchar) c.latin1()) );
#endif
}
inline TQChar::Direction direction( const TQChar &c )
{
#ifndef TQT_NO_UNICODETABLES
int pos = TQUnicodeTables::direction_info[c.row()];
return (TQChar::Direction) (TQUnicodeTables::direction_info[(pos<<8)+c.cell()] & 0x1f);
#else
Q_UNUSED(c);
return TQChar::DirL;
#endif
}
inline bool mirrored( const TQChar &c )
{
#ifndef TQT_NO_UNICODETABLES
int pos = TQUnicodeTables::direction_info[c.row()];
return TQUnicodeTables::direction_info[(pos<<8)+c.cell()] > 128;
#else
Q_UNUSED(c);
return FALSE;
#endif
}
inline TQChar mirroredChar( const TQChar &ch )
{
#ifndef TQT_NO_UNICODETABLES
if(!::mirrored( ch ))
return ch;
int i;
int c = ch.unicode();
for (i = 0; i < TQUnicodeTables::symmetricPairsSize; i ++) {
if (TQUnicodeTables::symmetricPairs[i] == c)
return TQUnicodeTables::symmetricPairs[(i%2) ? (i-1) : (i+1)];
}
#endif
return ch;
}
inline TQChar::Joining joining( const TQChar &ch )
{
#ifndef TQT_NO_UNICODETABLES
int pos = TQUnicodeTables::direction_info[ch.row()];
return (TQChar::Joining) ((TQUnicodeTables::direction_info[(pos<<8)+ch.cell()] >> 5) &0x3);
#else
Q_UNUSED(ch);
return TQChar::OtherJoining;
#endif
}
inline bool isMark( const TQChar &ch )
{
TQChar::Category c = ::category( ch );
return c >= TQChar::Mark_NonSpacing && c <= TQChar::Mark_Enclosing;
}
inline unsigned char combiningClass( const TQChar &ch )
{
#ifndef TQT_NO_UNICODETABLES
const int pos = TQUnicodeTables::combining_info[ch.row()];
return TQUnicodeTables::combining_info[(pos<<8) + ch.cell()];
#else
Q_UNUSED(ch);
return 0;
#endif
}
inline bool isSpace( const TQChar &ch )
{
if( ch.unicode() >= 9 && ch.unicode() <=13 ) return TRUE;
TQChar::Category c = ::category( ch );
return c >= TQChar::Separator_Space && c <= TQChar::Separator_Paragraph;
}
inline int lineBreakClass( const TQChar &ch )
{
#ifdef TQT_NO_UNICODETABLES
return ch.row() ? TQUnicodeTables::LineBreak_AL
: TQUnicodeTables::latin1_line_break_info[ch.cell()];
#else
int pos = ((int)TQUnicodeTables::line_break_info[ch.row()] << 8) + ch.cell();
return TQUnicodeTables::line_break_info[pos];
#endif
}
inline int scriptForChar( ushort uc )
{
unsigned char script = TQUnicodeTables::scriptTable[(uc>>8)];
if ( script >= TQUnicodeTables::SCRIPTS_INDIC ) {
if ( script == TQUnicodeTables::SCRIPTS_INDIC ) {
script = TQUnicodeTables::indicScripts[ (uc-0x0900)>>7 ];
} else {
// 0x80 + SCRIPTS_xx
unsigned char index = script-0x80;
unsigned char cell = uc &0xff;
while( TQUnicodeTables::otherScripts[index++] < cell )
index++;
script = TQUnicodeTables::otherScripts[index];
}
}
return script;
}
#ifdef TQ_WS_X11
#define SCRIPT_FOR_CHAR( script, c ) \
do { \
unsigned short _uc = (c).unicode(); \
if ( _uc < 0x100 ) { \
script = TQFont::Latin; \
} else { \
script = (TQFont::Script)scriptForChar( _uc ); \
} \
} while( FALSE )
#else
#define SCRIPT_FOR_CHAR( script, c ) \
script = (TQFont::Script)scriptForChar( (c).unicode() )
#endif
#endif
|
