2011-12-09 14:27:12 +00:00
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/****************************************************************************
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**
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2021-06-10 15:14:08 +00:00
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** Copyright (C) 2021 The Qt Company Ltd.
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2017-09-28 13:52:24 +00:00
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** Contact: https://www.qt.io/licensing/
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2011-12-09 14:27:12 +00:00
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**
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** This file is part of the QtNfc module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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2017-09-28 13:52:24 +00:00
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** BSD License Usage
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** Alternatively, you may use this file under the terms of the BSD license
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** as follows:
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2011-12-09 14:27:12 +00:00
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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2015-02-11 13:06:23 +00:00
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** * Neither the name of The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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2012-09-20 07:11:55 +00:00
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** from this software without specific prior written permission.
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**
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2011-12-09 14:27:12 +00:00
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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2012-01-24 03:05:07 +00:00
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**
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2011-12-09 14:27:12 +00:00
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "mimeimagerecordeditor.h"
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#include "ui_mimeimagerecordeditor.h"
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2017-12-21 12:48:28 +00:00
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#include <QtGui/QImageReader>
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#include <QtWidgets/QFileDialog>
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#include <QtCore/QBuffer>
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2021-06-10 15:14:08 +00:00
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#include <QScreen>
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#include <QLayout>
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#if (defined(Q_OS_ANDROID) && !defined(Q_OS_ANDROID_EMBEDDED)) || defined(Q_OS_IOS)
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# define MOBILE_PLATFORM
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#endif
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2011-12-09 14:27:12 +00:00
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static QString imageFormatToMimeType(const QByteArray &format)
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{
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if (format == "bmp")
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2014-05-14 12:10:33 +00:00
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return QStringLiteral("image/bmp");
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2011-12-09 14:27:12 +00:00
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else if (format == "gif")
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2014-05-14 12:10:33 +00:00
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return QStringLiteral("image/gif");
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2011-12-09 14:27:12 +00:00
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else if (format == "jpg" || format == "jpeg")
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2014-05-14 12:10:33 +00:00
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return QStringLiteral("image/jpeg");
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2011-12-09 14:27:12 +00:00
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else if (format == "mng")
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2014-05-14 12:10:33 +00:00
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return QStringLiteral("video/x-mng");
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2011-12-09 14:27:12 +00:00
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else if (format == "png")
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2014-05-14 12:10:33 +00:00
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return QStringLiteral("image/png");
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2011-12-09 14:27:12 +00:00
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else if (format == "pbm")
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2014-05-14 12:10:33 +00:00
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return QStringLiteral("image/x-portable-bitmap");
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2011-12-09 14:27:12 +00:00
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else if (format == "pgm")
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2014-05-14 12:10:33 +00:00
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return QStringLiteral("image/x-portable-graymap");
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2011-12-09 14:27:12 +00:00
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else if (format == "ppm")
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2014-05-14 12:10:33 +00:00
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return QStringLiteral("image/x-portable-pixmap");
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2011-12-09 14:27:12 +00:00
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else if (format == "tiff")
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2014-05-14 12:10:33 +00:00
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return QStringLiteral("image/tiff");
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2011-12-09 14:27:12 +00:00
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else if (format == "xbm")
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2014-05-14 12:10:33 +00:00
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return QStringLiteral("image/x-xbitmap");
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2011-12-09 14:27:12 +00:00
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else if (format == "xpm")
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2014-05-14 12:10:33 +00:00
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return QStringLiteral("image/x-xpixmap");
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2011-12-09 14:27:12 +00:00
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else if (format == "svg")
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2014-05-14 12:10:33 +00:00
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return QStringLiteral("image/svg+xml");
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2011-12-09 14:27:12 +00:00
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else
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return QString();
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}
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MimeImageRecordEditor::MimeImageRecordEditor(QWidget *parent) :
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QWidget(parent),
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ui(new Ui::MimeImageRecordEditor)
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{
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ui->setupUi(this);
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2021-06-10 15:14:08 +00:00
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#ifdef MOBILE_PLATFORM
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connect(screen(), &QScreen::orientationChanged, this,
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&MimeImageRecordEditor::handleScreenOrientationChange);
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#endif
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2011-12-09 14:27:12 +00:00
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}
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MimeImageRecordEditor::~MimeImageRecordEditor()
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{
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delete ui;
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}
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void MimeImageRecordEditor::setRecord(const QNdefRecord &record)
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{
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m_record = record;
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QByteArray data = record.payload();
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QBuffer buffer(&data);
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buffer.open(QIODevice::ReadOnly);
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QImageReader reader(&buffer);
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ui->mimeImageType->setText(imageFormatToMimeType(reader.format()));
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ui->mimeImageFile->clear();
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2021-06-10 15:14:08 +00:00
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m_pixmap = QPixmap::fromImage(reader.read());
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updatePixmap();
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2011-12-09 14:27:12 +00:00
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}
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QNdefRecord MimeImageRecordEditor::record() const
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{
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return m_record;
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}
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2021-06-10 15:14:08 +00:00
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void MimeImageRecordEditor::handleScreenOrientationChange(Qt::ScreenOrientation orientation)
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{
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Q_UNUSED(orientation);
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#ifdef MOBILE_PLATFORM
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if (m_imageSelected) {
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ui->mimeImageImage->clear();
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adjustSize();
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m_screenRotated = true;
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}
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#endif
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}
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void MimeImageRecordEditor::resizeEvent(QResizeEvent *)
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{
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if (m_imageSelected) {
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#ifdef MOBILE_PLATFORM
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if (m_screenRotated) {
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updatePixmap();
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m_screenRotated = false;
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}
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#else
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updatePixmap();
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#endif
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}
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}
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void MimeImageRecordEditor::updatePixmap()
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{
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// Calculate the desired width of the image. It's calculated based on the
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// screen size minus the content margins.
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const auto parentContentMargins = parentWidget()->layout()->contentsMargins();
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const auto thisContentMargins = layout()->contentsMargins();
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#ifdef MOBILE_PLATFORM
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// Because of QTBUG-94459 the screen size might be incorrect, so we check
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// the orientation to find the actual width
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const auto w = screen()->availableSize().width();
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const auto h = screen()->availableSize().height();
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const auto screenWidth =
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(screen()->orientation() == Qt::PortraitOrientation) ? qMin(w, h) : qMax(w, h);
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#else
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const auto screenWidth = width();
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#endif
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const auto imageWidth = screenWidth - parentContentMargins.right() - parentContentMargins.left()
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- thisContentMargins.right() - thisContentMargins.left();
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if (!m_pixmap.isNull()) {
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if (m_pixmap.width() > imageWidth)
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ui->mimeImageImage->setPixmap(m_pixmap.scaledToWidth(imageWidth));
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else
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ui->mimeImageImage->setPixmap(m_pixmap);
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} else {
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ui->mimeImageImage->setText("Can't show the image");
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}
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}
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2011-12-09 14:27:12 +00:00
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void MimeImageRecordEditor::on_mimeImageOpen_clicked()
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{
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QString mimeDataFile = QFileDialog::getOpenFileName(this, tr("Select Image File"));
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if (mimeDataFile.isEmpty())
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return;
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QFile imageFile(mimeDataFile);
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if (!imageFile.open(QIODevice::ReadOnly)) {
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ui->mimeImageFile->clear();
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ui->mimeImageImage->clear();
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}
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QByteArray imageData = imageFile.readAll();
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QBuffer buffer(&imageData);
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buffer.open(QIODevice::ReadOnly);
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QImageReader reader(&buffer);
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QString mimeType = imageFormatToMimeType(reader.format());
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ui->mimeImageType->setText(mimeType);
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ui->mimeImageFile->setText(mimeDataFile);
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2021-06-10 15:14:08 +00:00
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const QImage image = reader.read();
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m_pixmap = QPixmap::fromImage(image);
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m_imageSelected = true;
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updatePixmap();
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2011-12-09 14:27:12 +00:00
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2015-03-20 14:51:09 +00:00
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m_record.setTypeNameFormat(QNdefRecord::Mime);
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2012-05-03 15:08:10 +00:00
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m_record.setType(mimeType.toLatin1());
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2011-12-09 14:27:12 +00:00
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m_record.setPayload(imageData);
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}
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