summaryrefslogtreecommitdiffstats
path: root/src/codecs/qfontjpcodec.cpp
blob: 0a1c69b3c6310591af0cc59503325595c154743f (plain)
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
/****************************************************************************
**
** Japanese Font utilities for X11
**
** Created : 20010130
**
** Copyright (C) 1992-2008 Trolltech ASA.  All rights reserved.
**
** This file is part of the tools module of the Qt 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 Qt 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.QPL
** included in the packaging of this file.  Licensees holding valid Qt
** Commercial licenses may use this file in accordance with the Qt
** 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.
**
**********************************************************************/

#include "private/qfontcodecs_p.h"

#ifndef QT_NO_CODECS
#ifndef QT_NO_BIG_CODECS
#include "qjpunicode.h"


// JIS X 0201

QFontJis0201Codec::QFontJis0201Codec()
{
}

const char *QFontJis0201Codec::name() const
{
    return "jisx0201*-0";
}

int QFontJis0201Codec::mibEnum() const
{
    return 15;
}

unsigned short
QFontJis0201Codec::characterFromUnicode(const QString &str, int pos) const
{
    const QChar *c = str.unicode() + pos;
    if ( c->unicode() < 0x80 )
        return c->unicode();
    if ( c->unicode() >= 0xff61 && c->unicode() <= 0xff9f )
        return c->unicode() - 0xff61 + 0xa1;
    return 0;
}

QCString QFontJis0201Codec::fromUnicode(const QString& uc, int& lenInOut ) const
{
    QCString rstring( lenInOut+1 );
    uchar *rdata = (uchar *) rstring.data();
    const QChar *sdata = uc.unicode();
    int i = 0;
    for ( ; i < lenInOut; ++i, ++sdata, ++rdata ) {
	if ( sdata->unicode() < 0x80 ) {
	    *rdata = (uchar) sdata->unicode();
	} else if ( sdata->unicode() >= 0xff61 && sdata->unicode() <= 0xff9f ) {
	    *rdata = (uchar) (sdata->unicode() - 0xff61 + 0xa1);
	} else {
	    *rdata = '?';
	}
    }
    *rdata = 0u;
    return rstring;
}

void QFontJis0201Codec::fromUnicode(const QChar *in, unsigned short *out, int length) const
{
    while (length--) {
	if ( in->unicode() < 0x80 ) {
	    *out = (uchar) in->unicode();
	} else if ( in->unicode() >= 0xff61 && in->unicode() <= 0xff9f ) {
	    *out = (uchar) (in->unicode() - 0xff61 + 0xa1);
	} else {
	    *out = 0;
	}

	++in;
	++out;
    }
}

int QFontJis0201Codec::heuristicNameMatch(const char* hint) const
{
    if ( qstrncmp( hint, "jisx0201", 8 ) == 0 )
	return 20;
    return -1;

}

bool QFontJis0201Codec::canEncode( QChar ch ) const
{
    return ( ch.unicode() < 0x80 || ( ch.unicode() >= 0xff61 &&
				      ch.unicode() <= 0xff9f ) );
}

int QFontJis0201Codec::heuristicContentMatch(const char *, int) const
{
    return 0;
}


// JIS X 0208

int QFontJis0208Codec::heuristicContentMatch(const char *, int) const
{
    return 0;
}


int QFontJis0208Codec::heuristicNameMatch(const char *hint) const
{
    if ( qstrncmp( hint, "jisx0208.", 9 ) == 0 )
	return 20;
    return -1;
}

QFontJis0208Codec::QFontJis0208Codec()
{
    convJP = QJpUnicodeConv::newConverter(QJpUnicodeConv::Default);
}


QFontJis0208Codec::~QFontJis0208Codec()
{
    delete convJP;
    convJP = 0;
}


const char* QFontJis0208Codec::name() const
{
    return "jisx0208*-0";
}


int QFontJis0208Codec::mibEnum() const
{
    return 63;
}


QString QFontJis0208Codec::toUnicode(const char* /*chars*/, int /*len*/) const
{
    return QString::null;
}

unsigned short QFontJis0208Codec::characterFromUnicode(const QString &str, int pos) const
{
    return convJP->unicodeToJisx0208((str.unicode() + pos)->unicode());
}

QCString QFontJis0208Codec::fromUnicode(const QString& uc, int& lenInOut ) const
{
    QCString result(lenInOut * 2 + 1);
    uchar *rdata = (uchar *) result.data();
    const QChar *ucp = uc.unicode();

    for ( int i = 0; i < lenInOut; i++ ) {
	QChar ch(*ucp++);
	ch = convJP->unicodeToJisx0208(ch.unicode());

	if ( ! ch.isNull() ) {
	    *rdata++ = ch.row();
	    *rdata++ = ch.cell();
	} else {
	    //white square
	    *rdata++ = 0x22;
	    *rdata++ = 0x22;
	}
    }

    lenInOut *= 2;

    return result;
}

void QFontJis0208Codec::fromUnicode(const QChar *in, unsigned short *out, int length) const
{
    while (length--) {
	*out++ = convJP->unicodeToJisx0208(in->unicode());
	++in;
    }
}


bool QFontJis0208Codec::canEncode( QChar ch ) const
{
    return ( convJP->unicodeToJisx0208(ch.unicode()) != 0 );
}




#endif // QT_NO_BIG_CODECS
#endif // QT_NO_CODECS