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Diffstat (limited to 'src/pdf/quick/qquickpdfdocument.cpp')
| -rw-r--r-- | src/pdf/quick/qquickpdfdocument.cpp | 305 |
1 files changed, 0 insertions, 305 deletions
diff --git a/src/pdf/quick/qquickpdfdocument.cpp b/src/pdf/quick/qquickpdfdocument.cpp deleted file mode 100644 index ab5910523..000000000 --- a/src/pdf/quick/qquickpdfdocument.cpp +++ /dev/null @@ -1,305 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2020 The Qt Company Ltd. -** Contact: http://www.qt.io/licensing/ -** -** This file is part of the QtPDF module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL3$ -** 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 http://www.qt.io/terms-conditions. For further -** information use the contact form at http://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPLv3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or later as published by the Free -** Software Foundation and appearing in the file LICENSE.GPL included in -** the packaging of this file. Please review the following information to -** ensure the GNU General Public License version 2.0 requirements will be -** met: http://www.gnu.org/licenses/gpl-2.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qquickpdfdocument_p.h" -#include <QQuickItem> -#include <QQmlEngine> -#include <QStandardPaths> - -QT_BEGIN_NAMESPACE - -/*! - \qmltype PdfDocument - \instantiates QQuickPdfDocument - \inqmlmodule QtQuick.Pdf - \ingroup pdf - \brief A representation of a PDF document. - \since 5.15 - - PdfDocument provides access to PDF document meta-information. - It is not necessary for rendering, as it is enough to use an - \l Image with source set to the URL of the PDF. -*/ - -/*! - Constructs a PDF document. -*/ -QQuickPdfDocument::QQuickPdfDocument(QObject *parent) - : QObject(parent) -{ - connect(&m_doc, &QPdfDocument::passwordChanged, this, &QQuickPdfDocument::passwordChanged); - connect(&m_doc, &QPdfDocument::passwordRequired, this, &QQuickPdfDocument::passwordRequired); - connect(&m_doc, &QPdfDocument::statusChanged, [=] (QPdfDocument::Status status) { - emit statusChanged(); - if (status == QPdfDocument::Ready) - emit metaDataChanged(); - }); - connect(&m_doc, &QPdfDocument::pageCountChanged, this, &QQuickPdfDocument::pageCountChanged); -} - -void QQuickPdfDocument::componentComplete() -{ - if (m_doc.error() == QPdfDocument::IncorrectPasswordError) - emit passwordRequired(); -} - -/*! - \qmlproperty url PdfDocument::source - - This property holds a URL pointing to the PDF file to be loaded. - - \note At this time, only local filesystem URLs are supported. -*/ -void QQuickPdfDocument::setSource(QUrl source) -{ - if (m_source == source) - return; - - m_source = source; - m_maxPageWidthHeight = QSizeF(); - emit sourceChanged(); - if (source.scheme() == QLatin1String("qrc")) - m_doc.load(QLatin1Char(':') + source.path()); - else - m_doc.load(source.path()); -} - -/*! - \qmlproperty string PdfDocument::error - - This property holds a translated string representation of the current - error, if any. - - \sa status -*/ -QString QQuickPdfDocument::error() const -{ - switch (m_doc.error()) { - case QPdfDocument::NoError: - return tr("no error"); - break; - case QPdfDocument::UnknownError: - break; - case QPdfDocument::DataNotYetAvailableError: - return tr("data not yet available"); - break; - case QPdfDocument::FileNotFoundError: - return tr("file not found"); - break; - case QPdfDocument::InvalidFileFormatError: - return tr("invalid file format"); - break; - case QPdfDocument::IncorrectPasswordError: - return tr("incorrect password"); - break; - case QPdfDocument::UnsupportedSecuritySchemeError: - return tr("unsupported security scheme"); - break; - } - return tr("unknown error"); -} - -/*! - \qmlproperty bool PdfDocument::password - - This property holds the document password. If the passwordRequired() - signal is emitted, the UI should prompt the user and then set this - property so that document opening can continue. -*/ -void QQuickPdfDocument::setPassword(const QString &password) -{ - if (m_doc.password() == password) - return; - m_doc.setPassword(password); - if (source().isValid() && source().isLocalFile()) - m_doc.load(source().path()); -} - -/*! - \qmlproperty int PdfDocument::pageCount - - This property holds the number of pages the PDF contains. -*/ - -/*! - \qmlsignal PdfDocument::passwordRequired() - - This signal is emitted when the PDF requires a password in order to open. - The UI in a typical PDF viewer should prompt the user for the password - and then set the password property when the user has provided it. -*/ - -/*! - \qmlmethod size PdfDocument::pagePointSize(int page) - - Returns the size of the given \a page in points. -*/ -QSizeF QQuickPdfDocument::pagePointSize(int page) const -{ - return m_doc.pageSize(page); -} - -qreal QQuickPdfDocument::maxPageWidth() const -{ - const_cast<QQuickPdfDocument *>(this)->updateMaxPageSize(); - return m_maxPageWidthHeight.width(); -} - -qreal QQuickPdfDocument::maxPageHeight() const -{ - const_cast<QQuickPdfDocument *>(this)->updateMaxPageSize(); - return m_maxPageWidthHeight.height(); -} - -/*! - \internal - \qmlmethod size PdfDocument::heightSumBeforePage(int page) - - Returns the sum of the heights, in points, of all sets of \a facingPages - pages from 0 to the given \a page, exclusive. - - That is, if the pages were laid out end-to-end in adjacent sets of - \a facingPages, what would be the distance in points from the top of the - first page to the top of the given page. -*/ -// Workaround for lack of something analogous to ListView.positionViewAtIndex() in TableView -qreal QQuickPdfDocument::heightSumBeforePage(int page, qreal spacing, int facingPages) const -{ - qreal ret = 0; - for (int i = 0; i < page; i+= facingPages) { - if (i + facingPages > page) - break; - qreal facingPagesHeight = 0; - for (int j = i; j < i + facingPages; ++j) - facingPagesHeight = qMax(facingPagesHeight, pagePointSize(j).height()); - ret += facingPagesHeight + spacing; - } - return ret; -} - -void QQuickPdfDocument::updateMaxPageSize() -{ - if (m_maxPageWidthHeight.isValid()) - return; - qreal w = 0; - qreal h = 0; - const int count = pageCount(); - for (int i = 0; i < count; ++i) { - auto size = pagePointSize(i); - w = qMax(w, size.width()); - h = qMax(w, size.height()); - } - m_maxPageWidthHeight = QSizeF(w, h); -} - -/*! - \qmlproperty real PdfDocument::maxPageWidth - - This property holds the width of the widest page in the document, in points. -*/ - -/*! - \qmlproperty real PdfDocument::maxPageHeight - - This property holds the height of the tallest page in the document, in points. -*/ - -/*! - \qmlproperty string PdfDocument::title - - This property holds the document's title. A typical viewer UI can bind this - to the \c Window.title property. -*/ - -/*! - \qmlproperty string PdfDocument::author - - This property holds the name of the person who created the document. -*/ - -/*! - \qmlproperty string PdfDocument::subject - - This property holds the subject of the document. -*/ - -/*! - \qmlproperty string PdfDocument::keywords - - This property holds the keywords associated with the document. -*/ - -/*! - \qmlproperty string PdfDocument::creator - - If the document was converted to PDF from another format, this property - holds the name of the software that created the original document. -*/ - -/*! - \qmlproperty string PdfDocument::producer - - If the document was converted to PDF from another format, this property - holds the name of the software that converted it to PDF. -*/ - -/*! - \qmlproperty string PdfDocument::creationDate - - This property holds the date and time the document was created. -*/ - -/*! - \qmlproperty string PdfDocument::modificationDate - - This property holds the date and time the document was most recently - modified. -*/ - -/*! - \qmlproperty enum PdfDocument::status - - This property tells the current status of the document. The possible values are: - - \value PdfDocument.Null The initial status after the document has been created or after it has been closed. - \value PdfDocument.Loading The status after load() has been called and before the document is fully loaded. - \value PdfDocument.Ready The status when the document is fully loaded and its data can be accessed. - \value PdfDocument.Unloading The status after close() has been called on an open document. - At this point the document is still valid and all its data can be accessed. - \value PdfDocument.Error The status after Loading, if loading has failed. -*/ - -QT_END_NAMESPACE |