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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the tools applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "cppwriteicondata.h"
#include "driver.h"
#include "ui4.h"
#include "uic.h"
#include <qtextstream.h>
QT_BEGIN_NAMESPACE
namespace CPP {
static QByteArray transformImageData(const QString &data)
{
int baSize = data.length() / 2;
uchar *ba = new uchar[baSize];
for (int i = 0; i < baSize; ++i) {
char h = data[2 * (i)].toLatin1();
char l = data[2 * (i) + 1].toLatin1();
uchar r = 0;
if (h <= '9')
r += h - '0';
else
r += h - 'a' + 10;
r = r << 4;
if (l <= '9')
r += l - '0';
else
r += l - 'a' + 10;
ba[i] = r;
}
QByteArray ret(reinterpret_cast<const char *>(ba), baSize);
delete [] ba;
return ret;
}
static QByteArray unzipXPM(const QString &data, ulong &length)
{
#ifndef QT_NO_COMPRESS
const int lengthOffset = 4;
QByteArray ba(lengthOffset, ' ');
// qUncompress() expects the first 4 bytes to be the expected length of the
// uncompressed data
ba[0] = (length & 0xff000000) >> 24;
ba[1] = (length & 0x00ff0000) >> 16;
ba[2] = (length & 0x0000ff00) >> 8;
ba[3] = (length & 0x000000ff);
ba.append(transformImageData(data));
QByteArray baunzip = qUncompress(ba);
return baunzip;
#else
Q_UNUSED(data);
Q_UNUSED(length);
return QByteArray();
#endif
}
WriteIconData::WriteIconData(Uic *uic)
: driver(uic->driver()), output(uic->output()), option(uic->option())
{
}
void WriteIconData::acceptUI(DomUI *node)
{
TreeWalker::acceptUI(node);
}
void WriteIconData::acceptImages(DomImages *images)
{
TreeWalker::acceptImages(images);
}
void WriteIconData::acceptImage(DomImage *image)
{
// Limit line length when writing code.
writeImage(output, option.indent, true, image);
}
void WriteIconData::writeImage(QTextStream &output, const QString &indent,
bool limitXPM_LineLength, const DomImage *image)
{
QString img = image->attributeName() + QLatin1String("_data");
QString data = image->elementData()->text();
QString fmt = image->elementData()->attributeFormat();
int size = image->elementData()->attributeLength();
if (fmt == QLatin1String("XPM.GZ")) {
ulong length = size;
QByteArray baunzip = unzipXPM(data, length);
length = baunzip.size();
// shouldn't we test the initial 'length' against the
// resulting 'length' to catch corrupt UIC files?
int a = 0;
int column = 0;
bool inQuote = false;
output << indent << "/* XPM */\n"
<< indent << "static const char* const " << img << "[] = { \n";
while (baunzip[a] != '\"')
a++;
for (; a < (int) length; a++) {
output << baunzip[a];
if (baunzip[a] == '\n') {
column = 0;
} else if (baunzip[a] == '"') {
inQuote = !inQuote;
}
column++;
if (limitXPM_LineLength && column >= 512 && inQuote) {
output << "\"\n\""; // be nice with MSVC & Co.
column = 1;
}
}
if (! baunzip.trimmed ().endsWith ("};"))
output << "};";
output << "\n\n";
} else {
output << indent << "static const unsigned char " << img << "[] = { \n";
output << indent;
int a ;
for (a = 0; a < (int) (data.length()/2)-1; a++) {
output << "0x" << QString(data[2*a]) << QString(data[2*a+1]) << ',';
if (a % 12 == 11)
output << '\n' << indent;
else
output << ' ';
}
output << "0x" << QString(data[2*a]) << QString(data[2*a+1]) << '\n';
output << "};\n\n";
}
}
void WriteIconData::writeImage(QIODevice &output, DomImage *image)
{
const QByteArray array = transformImageData(image->elementData()->text());
output.write(array.constData(), array.size());
}
} // namespace CPP
QT_END_NAMESPACE
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