Files
create/src/Mod/TechDraw/Gui/mtextedit.cpp
2022-10-09 17:20:00 +02:00

106 lines
4.1 KiB
C++

/*
** Copyright (C) 2013 Jiří Procházka (Hobrasoft)
** Contact: http://www.hobrasoft.cz/
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file is under the terms of the GNU Lesser General Public License
** version 2.1 as published by the Free Software Foundation and appearing
** in the file LICENSE.LGPL included in the packaging of this file.
** Please review the following information to ensure the
** GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
*/
// clazy:excludeall=qstring-arg
#include "PreCompiled.h"
#ifndef _PreComp_
# include <cstdlib>
# include <QBuffer>
# include <QByteArray>
# include <QImage>
# include <QTextCursor>
#endif
#include "mtextedit.h"
MTextEdit::MTextEdit(QWidget *parent) : QTextEdit(parent) {
}
bool MTextEdit::canInsertFromMimeData(const QMimeData *source) const {
return source->hasImage() || QTextEdit::canInsertFromMimeData(source);
}
void MTextEdit::insertFromMimeData(const QMimeData *source) {
if (source->hasImage()) {
QStringList formats = source->formats();
QString format;
for (int i=0; i<formats.size(); i++) {
if (formats[i] == QLatin1String("image/bmp")) { format = QString::fromLatin1("BMP"); break; }
if (formats[i] == QLatin1String("image/jpeg")) { format = QString::fromLatin1("JPG"); break; }
if (formats[i] == QLatin1String("image/jpg")) { format = QString::fromLatin1("JPG"); break; }
if (formats[i] == QLatin1String("image/gif")) { format = QString::fromLatin1("GIF"); break; }
if (formats[i] == QLatin1String("image/png")) { format = QString::fromLatin1("PNG"); break; }
if (formats[i] == QLatin1String("image/pbm")) { format = QString::fromLatin1("PBM"); break; }
if (formats[i] == QLatin1String("image/pgm")) { format = QString::fromLatin1("PGM"); break; }
if (formats[i] == QLatin1String("image/ppm")) { format = QString::fromLatin1("PPM"); break; }
if (formats[i] == QLatin1String("image/tiff")) { format = QString::fromLatin1("TIFF"); break; }
if (formats[i] == QLatin1String("image/xbm")) { format = QString::fromLatin1("XBM"); break; }
if (formats[i] == QLatin1String("image/xpm")) { format = QString::fromLatin1("XPM"); break; }
}
if (!format.isEmpty()) {
// dropImage(qvariant_cast<QImage>(source->imageData()), format);
dropImage(qvariant_cast<QImage>(source->imageData()), QString::fromLatin1("JPG")); // Sorry, ale cokoli jiného dlouho trvá
return;
}
}
QTextEdit::insertFromMimeData(source);
}
QMimeData *MTextEdit::createMimeDataFromSelection() const {
return QTextEdit::createMimeDataFromSelection();
}
void MTextEdit::dropImage(const QImage& image, const QString& format) {
QByteArray bytes;
QBuffer buffer(&bytes);
buffer.open(QIODevice::WriteOnly);
image.save(&buffer, format.toLocal8Bit().data());
buffer.close();
QByteArray base64 = bytes.toBase64();
QByteArray base64l;
for (int i=0; i<base64.size(); i++) {
base64l.append(base64[i]);
if (i%80 == 0) {
base64l.append("\n");
}
}
QTextCursor cursor = textCursor();
QTextImageFormat imageFormat;
imageFormat.setWidth ( image.width() );
imageFormat.setHeight ( image.height() );
imageFormat.setName ( QString::fromLatin1("data:image/%1;base64, %2")
.arg(QString::fromLatin1("%1.%2").arg(rand()).arg(format))
.arg(QString::fromLatin1(base64l.data()))
);
cursor.insertImage ( imageFormat );
}
#include <Mod/TechDraw/Gui/moc_mtextedit.cpp>