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comparison tools/duic/d/dwriteicondata.cpp @ 1:e78566595089

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author mandel
date Mon, 11 May 2009 16:01:50 +0000
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0:36fb74dc547d 1:e78566595089
1 /****************************************************************************
2 **
3 ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
4 ** Contact: Qt Software Information (qt-info@nokia.com)
5 **
6 ** This file is part of the tools applications of the Qt Toolkit.
7 **
8 ** Commercial Usage
9 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** accordance with the Qt Commercial License Agreement provided with the
11 ** Software or, alternatively, in accordance with the terms contained in
12 ** a written agreement between you and Nokia.
13 **
14 **
15 ** GNU General Public License Usage
16 ** Alternatively, this file may be used under the terms of the GNU
17 ** General Public License versions 2.0 or 3.0 as published by the Free
18 ** Software Foundation and appearing in the file LICENSE.GPL included in
19 ** the packaging of this file. Please review the following information
20 ** to ensure GNU General Public Licensing requirements will be met:
21 ** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
22 ** http://www.gnu.org/copyleft/gpl.html. In addition, as a special
23 ** exception, Nokia gives you certain additional rights. These rights
24 ** are described in the Nokia Qt GPL Exception version 1.3, included in
25 ** the file GPL_EXCEPTION.txt in this package.
26 **
27 ** Qt for Windows(R) Licensees
28 ** As a special exception, Nokia, as the sole copyright holder for Qt
29 ** Designer, grants users of the Qt/Eclipse Integration plug-in the
30 ** right for the Qt/Eclipse Integration to link to functionality
31 ** provided by Qt Designer and its related libraries.
32 **
33 ** If you are unsure which license is appropriate for your use, please
34 ** contact the sales department at qt-sales@nokia.com.
35 **
36 ****************************************************************************/
37
38 #include "dwriteicondata.h"
39 #include "driver.h"
40 #include "ui4.h"
41 #include "uic.h"
42
43 #include <QtCore/QTextStream>
44
45 QT_BEGIN_NAMESPACE
46
47 namespace D {
48
49 static QByteArray transformImageData(QString data)
50 {
51 int baSize = data.length() / 2;
52 uchar *ba = new uchar[baSize];
53 for (int i = 0; i < baSize; ++i) {
54 char h = data[2 * (i)].toLatin1();
55 char l = data[2 * (i) + 1].toLatin1();
56 uchar r = 0;
57 if (h <= '9')
58 r += h - '0';
59 else
60 r += h - 'a' + 10;
61 r = r << 4;
62 if (l <= '9')
63 r += l - '0';
64 else
65 r += l - 'a' + 10;
66 ba[i] = r;
67 }
68 QByteArray ret(reinterpret_cast<const char *>(ba), baSize);
69 delete [] ba;
70 return ret;
71 }
72
73 static QByteArray unzipXPM(QString data, ulong& length)
74 {
75 #ifndef QT_NO_COMPRESS
76 const int lengthOffset = 4;
77 QByteArray ba(lengthOffset, ' ');
78
79 // qUncompress() expects the first 4 bytes to be the expected length of the
80 // uncompressed data
81 ba[0] = (length & 0xff000000) >> 24;
82 ba[1] = (length & 0x00ff0000) >> 16;
83 ba[2] = (length & 0x0000ff00) >> 8;
84 ba[3] = (length & 0x000000ff);
85 ba.append(transformImageData(data));
86 QByteArray baunzip = qUncompress(ba);
87 return baunzip;
88 #else
89 Q_UNUSED(data);
90 Q_UNUSED(length);
91 return QByteArray();
92 #endif
93 }
94
95
96 WriteIconData::WriteIconData(Uic *uic)
97 : driver(uic->driver()), output(uic->output()), option(uic->option())
98 {
99 }
100
101 void WriteIconData::acceptUI(DomUI *node)
102 {
103 TreeWalker::acceptUI(node);
104 }
105
106 void WriteIconData::acceptImages(DomImages *images)
107 {
108 TreeWalker::acceptImages(images);
109 }
110
111 void WriteIconData::acceptImage(DomImage *image)
112 {
113 writeImage(output, option.indent, image);
114 }
115
116 void WriteIconData::writeImage(QTextStream &output, const QString &indent, DomImage *image)
117 {
118 QString img = image->attributeName() + QLatin1String("_data");
119 QString data = image->elementData()->text();
120 QString fmt = image->elementData()->attributeFormat();
121 int size = image->elementData()->attributeLength();
122
123 if (fmt == QLatin1String("XPM.GZ")) {
124 ulong length = size;
125 QByteArray baunzip = unzipXPM(data, length);
126 length = baunzip.size();
127 // shouldn't we test the initial 'length' against the
128 // resulting 'length' to catch corrupt UIC files?
129 int a = 0;
130 int column = 0;
131 bool inQuote = false;
132 output << indent << "static const char* const " << img << "[] = { \n";
133 while (baunzip[a] != '\"')
134 a++;
135 for (; a < (int) length; a++) {
136 output << baunzip[a];
137 if (baunzip[a] == '\n') {
138 column = 0;
139 } else if (baunzip[a] == '"') {
140 inQuote = !inQuote;
141 }
142
143 if (column++ >= 511 && inQuote) {
144 output << "\"\n\""; // be nice with MSVC & Co.
145 column = 1;
146 }
147 }
148
149 if (! baunzip.trimmed ().endsWith ("};"))
150 output << "};";
151
152 output << "\n\n";
153 } else {
154 output << indent << "static const unsigned char " << img << "[] = { \n";
155 output << indent;
156 int a ;
157 for (a = 0; a < (int) (data.length()/2)-1; a++) {
158 output << "0x" << QString(data[2*a]) << QString(data[2*a+1]) << ',';
159 if (a % 12 == 11)
160 output << "\n" << indent;
161 else
162 output << " ";
163 }
164 output << "0x" << QString(data[2*a]) << QString(data[2*a+1]) << '\n';
165 output << "};\n\n";
166 }
167 }
168
169 void WriteIconData::writeImage(QIODevice &output, DomImage *image)
170 {
171 QByteArray array = transformImageData(image->elementData()->text());
172 output.write(array, array.size());
173 }
174
175 } // namespace D
176
177 QT_END_NAMESPACE