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5476 lines
199 KiB
C++
5476 lines
199 KiB
C++
/***************************************************************************
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* Copyright (C) 2004-2005 by Enrico Ros <eros.kde@email.it> *
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* Copyright (C) 2004-2008 by Albert Astals Cid <aacid@kde.org> *
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* Copyright (C) 2017, 2018 Klarälvdalens Datakonsult AB, a KDAB Group *
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* company, info@kdab.com. Work sponsored by the *
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* LiMux project of the city of Munich *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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***************************************************************************/
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#include "document.h"
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#include "document_p.h"
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#include "documentcommands_p.h"
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#include <limits.h>
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#include <memory>
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#ifdef Q_OS_WIN
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#define _WIN32_WINNT 0x0500
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#include <windows.h>
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#elif defined(Q_OS_FREEBSD)
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// clang-format off
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// FreeBSD really wants this include order
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#include <sys/types.h>
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#include <sys/sysctl.h>
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// clang-format on
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#include <vm/vm_param.h>
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#endif
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// qt/kde/system includes
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#include <QApplication>
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#include <QDesktopServices>
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#include <QDir>
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#include <QFile>
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#include <QFileInfo>
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#include <QLabel>
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#include <QMap>
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#include <QMimeDatabase>
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#include <QPageSize>
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#include <QPrintDialog>
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#include <QRegularExpression>
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#include <QScreen>
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#include <QStack>
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#include <QStandardPaths>
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#include <QTemporaryFile>
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#include <QTextStream>
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#include <QTimer>
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#include <QUndoCommand>
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#include <QWindow>
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#include <QtAlgorithms>
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#include <KAuthorized>
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#include <KConfigDialog>
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#include <KFormat>
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#include <KIO/Global>
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#include <KLocalizedString>
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#include <KMacroExpander>
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#include <KMessageBox>
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#include <KMimeTypeTrader>
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#include <KPluginMetaData>
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#include <KProcess>
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#include <KRun>
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#include <KShell>
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#include <Kdelibs4Migration>
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#include <kzip.h>
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// local includes
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#include "action.h"
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#include "annotations.h"
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#include "annotations_p.h"
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#include "audioplayer.h"
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#include "audioplayer_p.h"
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#include "bookmarkmanager.h"
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#include "chooseenginedialog_p.h"
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#include "debug_p.h"
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#include "form.h"
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#include "generator_p.h"
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#include "interfaces/configinterface.h"
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#include "interfaces/guiinterface.h"
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#include "interfaces/printinterface.h"
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#include "interfaces/saveinterface.h"
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#include "misc.h"
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#include "observer.h"
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#include "page.h"
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#include "page_p.h"
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#include "pagecontroller_p.h"
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#include "script/event_p.h"
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#include "scripter.h"
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#include "settings_core.h"
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#include "sourcereference.h"
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#include "sourcereference_p.h"
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#include "texteditors_p.h"
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#include "tile.h"
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#include "tilesmanager_p.h"
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#include "utils.h"
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#include "utils_p.h"
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#include "view.h"
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#include "view_p.h"
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#include <config-okular.h>
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#if HAVE_MALLOC_TRIM
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#include "malloc.h"
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#endif
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using namespace Okular;
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struct AllocatedPixmap {
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// owner of the page
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DocumentObserver *observer;
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int page;
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qulonglong memory;
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// public constructor: initialize data
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AllocatedPixmap(DocumentObserver *o, int p, qulonglong m)
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: observer(o)
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, page(p)
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, memory(m)
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{
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}
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};
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struct ArchiveData {
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ArchiveData()
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{
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}
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QString originalFileName;
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QTemporaryFile document;
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QTemporaryFile metadataFile;
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};
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struct RunningSearch {
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// store search properties
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int continueOnPage;
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RegularAreaRect continueOnMatch;
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QSet<int> highlightedPages;
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// fields related to previous searches (used for 'continueSearch')
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QString cachedString;
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Document::SearchType cachedType;
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Qt::CaseSensitivity cachedCaseSensitivity;
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bool cachedViewportMove : 1;
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bool isCurrentlySearching : 1;
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QColor cachedColor;
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int pagesDone;
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};
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#define foreachObserver(cmd) \
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{ \
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QSet<DocumentObserver *>::const_iterator it = d->m_observers.constBegin(), end = d->m_observers.constEnd(); \
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for (; it != end; ++it) { \
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(*it)->cmd; \
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} \
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}
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#define foreachObserverD(cmd) \
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{ \
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QSet<DocumentObserver *>::const_iterator it = m_observers.constBegin(), end = m_observers.constEnd(); \
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for (; it != end; ++it) { \
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(*it)->cmd; \
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} \
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}
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#define OKULAR_HISTORY_MAXSTEPS 100
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#define OKULAR_HISTORY_SAVEDSTEPS 10
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// how often to run slotTimedMemoryCheck
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const int kMemCheckTime = 2000; // in msec
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/***** Document ******/
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QString DocumentPrivate::pagesSizeString() const
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{
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if (m_generator) {
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if (m_generator->pagesSizeMetric() != Generator::None) {
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QSizeF size = m_parent->allPagesSize();
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// Single page size
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if (size.isValid())
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return localizedSize(size);
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// Multiple page sizes
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QString sizeString;
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QHash<QString, int> pageSizeFrequencies;
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// Compute frequencies of each page size
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for (int i = 0; i < m_pagesVector.count(); ++i) {
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const Page *p = m_pagesVector.at(i);
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sizeString = localizedSize(QSizeF(p->width(), p->height()));
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pageSizeFrequencies[sizeString] = pageSizeFrequencies.value(sizeString, 0) + 1;
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}
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// Figure out which page size is most frequent
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int largestFrequencySeen = 0;
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QString mostCommonPageSize = QString();
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QHash<QString, int>::const_iterator i = pageSizeFrequencies.constBegin();
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while (i != pageSizeFrequencies.constEnd()) {
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if (i.value() > largestFrequencySeen) {
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largestFrequencySeen = i.value();
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mostCommonPageSize = i.key();
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}
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++i;
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}
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QString finalText = i18nc("@info %1 is a page size", "Most pages are %1.", mostCommonPageSize);
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return finalText;
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} else
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return QString();
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} else
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return QString();
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}
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QString DocumentPrivate::namePaperSize(double inchesWidth, double inchesHeight) const
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{
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const QPrinter::Orientation orientation = inchesWidth > inchesHeight ? QPrinter::Landscape : QPrinter::Portrait;
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const QSize pointsSize(inchesWidth * 72.0, inchesHeight * 72.0);
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const QPageSize::PageSizeId paperSize = QPageSize::id(pointsSize, QPageSize::FuzzyOrientationMatch);
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const QString paperName = QPageSize::name(paperSize);
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if (orientation == QPrinter::Portrait) {
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return i18nc("paper type and orientation (eg: Portrait A4)", "Portrait %1", paperName);
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} else {
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return i18nc("paper type and orientation (eg: Portrait A4)", "Landscape %1", paperName);
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}
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}
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QString DocumentPrivate::localizedSize(const QSizeF size) const
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{
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double inchesWidth = 0, inchesHeight = 0;
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switch (m_generator->pagesSizeMetric()) {
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case Generator::Points:
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inchesWidth = size.width() / 72.0;
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inchesHeight = size.height() / 72.0;
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break;
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case Generator::Pixels: {
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const QSizeF dpi = m_generator->dpi();
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inchesWidth = size.width() / dpi.width();
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inchesHeight = size.height() / dpi.height();
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} break;
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case Generator::None:
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break;
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}
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if (QLocale::system().measurementSystem() == QLocale::ImperialSystem) {
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return i18nc("%1 is width, %2 is height, %3 is paper size name", "%1 x %2 in (%3)", inchesWidth, inchesHeight, namePaperSize(inchesWidth, inchesHeight));
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} else {
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return i18nc("%1 is width, %2 is height, %3 is paper size name", "%1 x %2 mm (%3)", QString::number(inchesWidth * 25.4, 'd', 0), QString::number(inchesHeight * 25.4, 'd', 0), namePaperSize(inchesWidth, inchesHeight));
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}
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}
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qulonglong DocumentPrivate::calculateMemoryToFree()
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{
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// [MEM] choose memory parameters based on configuration profile
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qulonglong clipValue = 0;
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qulonglong memoryToFree = 0;
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switch (SettingsCore::memoryLevel()) {
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case SettingsCore::EnumMemoryLevel::Low:
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memoryToFree = m_allocatedPixmapsTotalMemory;
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break;
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case SettingsCore::EnumMemoryLevel::Normal: {
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qulonglong thirdTotalMemory = getTotalMemory() / 3;
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qulonglong freeMemory = getFreeMemory();
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if (m_allocatedPixmapsTotalMemory > thirdTotalMemory)
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memoryToFree = m_allocatedPixmapsTotalMemory - thirdTotalMemory;
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if (m_allocatedPixmapsTotalMemory > freeMemory)
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clipValue = (m_allocatedPixmapsTotalMemory - freeMemory) / 2;
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} break;
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case SettingsCore::EnumMemoryLevel::Aggressive: {
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qulonglong freeMemory = getFreeMemory();
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if (m_allocatedPixmapsTotalMemory > freeMemory)
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clipValue = (m_allocatedPixmapsTotalMemory - freeMemory) / 2;
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} break;
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case SettingsCore::EnumMemoryLevel::Greedy: {
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qulonglong freeSwap;
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qulonglong freeMemory = getFreeMemory(&freeSwap);
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const qulonglong memoryLimit = qMin(qMax(freeMemory, getTotalMemory() / 2), freeMemory + freeSwap);
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if (m_allocatedPixmapsTotalMemory > memoryLimit)
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clipValue = (m_allocatedPixmapsTotalMemory - memoryLimit) / 2;
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} break;
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}
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if (clipValue > memoryToFree)
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memoryToFree = clipValue;
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return memoryToFree;
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}
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void DocumentPrivate::cleanupPixmapMemory()
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{
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cleanupPixmapMemory(calculateMemoryToFree());
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}
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void DocumentPrivate::cleanupPixmapMemory(qulonglong memoryToFree)
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{
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if (memoryToFree < 1)
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return;
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const int currentViewportPage = (*m_viewportIterator).pageNumber;
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// Create a QMap of visible rects, indexed by page number
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QMap<int, VisiblePageRect *> visibleRects;
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QVector<Okular::VisiblePageRect *>::const_iterator vIt = m_pageRects.constBegin(), vEnd = m_pageRects.constEnd();
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for (; vIt != vEnd; ++vIt)
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visibleRects.insert((*vIt)->pageNumber, (*vIt));
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// Free memory starting from pages that are farthest from the current one
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int pagesFreed = 0;
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while (memoryToFree > 0) {
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AllocatedPixmap *p = searchLowestPriorityPixmap(true, true);
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if (!p) // No pixmap to remove
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break;
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qCDebug(OkularCoreDebug).nospace() << "Evicting cache pixmap observer=" << p->observer << " page=" << p->page;
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// m_allocatedPixmapsTotalMemory can't underflow because we always add or remove
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// the memory used by the AllocatedPixmap so at most it can reach zero
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m_allocatedPixmapsTotalMemory -= p->memory;
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// Make sure memoryToFree does not underflow
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if (p->memory > memoryToFree)
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memoryToFree = 0;
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else
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memoryToFree -= p->memory;
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pagesFreed++;
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// delete pixmap
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m_pagesVector.at(p->page)->deletePixmap(p->observer);
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// delete allocation descriptor
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delete p;
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}
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// If we're still on low memory, try to free individual tiles
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// Store pages that weren't completely removed
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QLinkedList<AllocatedPixmap *> pixmapsToKeep;
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while (memoryToFree > 0) {
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int clean_hits = 0;
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for (DocumentObserver *observer : qAsConst(m_observers)) {
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AllocatedPixmap *p = searchLowestPriorityPixmap(false, true, observer);
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if (!p) // No pixmap to remove
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continue;
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clean_hits++;
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TilesManager *tilesManager = m_pagesVector.at(p->page)->d->tilesManager(observer);
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if (tilesManager && tilesManager->totalMemory() > 0) {
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qulonglong memoryDiff = p->memory;
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NormalizedRect visibleRect;
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if (visibleRects.contains(p->page))
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visibleRect = visibleRects[p->page]->rect;
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// Free non visible tiles
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tilesManager->cleanupPixmapMemory(memoryToFree, visibleRect, currentViewportPage);
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p->memory = tilesManager->totalMemory();
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memoryDiff -= p->memory;
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memoryToFree = (memoryDiff < memoryToFree) ? (memoryToFree - memoryDiff) : 0;
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m_allocatedPixmapsTotalMemory -= memoryDiff;
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if (p->memory > 0)
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pixmapsToKeep.append(p);
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else
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delete p;
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} else
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pixmapsToKeep.append(p);
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}
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if (clean_hits == 0)
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break;
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}
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m_allocatedPixmaps += pixmapsToKeep;
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// p--rintf("freeMemory A:[%d -%d = %d] \n", m_allocatedPixmaps.count() + pagesFreed, pagesFreed, m_allocatedPixmaps.count() );
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}
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/* Returns the next pixmap to evict from cache, or NULL if no suitable pixmap
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* if found. If unloadableOnly is set, only unloadable pixmaps are returned. If
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* thenRemoveIt is set, the pixmap is removed from m_allocatedPixmaps before
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* returning it
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*/
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AllocatedPixmap *DocumentPrivate::searchLowestPriorityPixmap(bool unloadableOnly, bool thenRemoveIt, DocumentObserver *observer)
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{
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QLinkedList<AllocatedPixmap *>::iterator pIt = m_allocatedPixmaps.begin();
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QLinkedList<AllocatedPixmap *>::iterator pEnd = m_allocatedPixmaps.end();
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QLinkedList<AllocatedPixmap *>::iterator farthestPixmap = pEnd;
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const int currentViewportPage = (*m_viewportIterator).pageNumber;
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/* Find the pixmap that is farthest from the current viewport */
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int maxDistance = -1;
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while (pIt != pEnd) {
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const AllocatedPixmap *p = *pIt;
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// Filter by observer
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if (observer == nullptr || p->observer == observer) {
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const int distance = qAbs(p->page - currentViewportPage);
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if (maxDistance < distance && (!unloadableOnly || p->observer->canUnloadPixmap(p->page))) {
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maxDistance = distance;
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farthestPixmap = pIt;
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}
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}
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++pIt;
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}
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/* No pixmap to remove */
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if (farthestPixmap == pEnd)
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return nullptr;
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AllocatedPixmap *selectedPixmap = *farthestPixmap;
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if (thenRemoveIt)
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m_allocatedPixmaps.erase(farthestPixmap);
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return selectedPixmap;
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}
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qulonglong DocumentPrivate::getTotalMemory()
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{
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static qulonglong cachedValue = 0;
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if (cachedValue)
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return cachedValue;
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#if defined(Q_OS_LINUX)
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// if /proc/meminfo doesn't exist, return 128MB
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QFile memFile(QStringLiteral("/proc/meminfo"));
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if (!memFile.open(QIODevice::ReadOnly))
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return (cachedValue = 134217728);
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QTextStream readStream(&memFile);
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while (true) {
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QString entry = readStream.readLine();
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if (entry.isNull())
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break;
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if (entry.startsWith(QLatin1String("MemTotal:")))
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return (cachedValue = (Q_UINT64_C(1024) * entry.section(QLatin1Char(' '), -2, -2).toULongLong()));
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}
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#elif defined(Q_OS_FREEBSD)
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qulonglong physmem;
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int mib[] = {CTL_HW, HW_PHYSMEM};
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size_t len = sizeof(physmem);
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if (sysctl(mib, 2, &physmem, &len, NULL, 0) == 0)
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return (cachedValue = physmem);
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#elif defined(Q_OS_WIN)
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MEMORYSTATUSEX stat;
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stat.dwLength = sizeof(stat);
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GlobalMemoryStatusEx(&stat);
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return (cachedValue = stat.ullTotalPhys);
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#endif
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return (cachedValue = 134217728);
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}
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qulonglong DocumentPrivate::getFreeMemory(qulonglong *freeSwap)
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{
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static QTime lastUpdate = QTime::currentTime().addSecs(-3);
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static qulonglong cachedValue = 0;
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static qulonglong cachedFreeSwap = 0;
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if (qAbs(lastUpdate.msecsTo(QTime::currentTime())) <= kMemCheckTime - 100) {
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if (freeSwap)
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*freeSwap = cachedFreeSwap;
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return cachedValue;
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}
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/* Initialize the returned free swap value to 0. It is overwritten if the
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* actual value is available */
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if (freeSwap)
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*freeSwap = 0;
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#if defined(Q_OS_LINUX)
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// if /proc/meminfo doesn't exist, return MEMORY FULL
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QFile memFile(QStringLiteral("/proc/meminfo"));
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if (!memFile.open(QIODevice::ReadOnly))
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return 0;
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// read /proc/meminfo and sum up the contents of 'MemFree', 'Buffers'
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// and 'Cached' fields. consider swapped memory as used memory.
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qulonglong memoryFree = 0;
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QString entry;
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QTextStream readStream(&memFile);
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static const int nElems = 5;
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QString names[nElems] = {QStringLiteral("MemFree:"), QStringLiteral("Buffers:"), QStringLiteral("Cached:"), QStringLiteral("SwapFree:"), QStringLiteral("SwapTotal:")};
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qulonglong values[nElems] = {0, 0, 0, 0, 0};
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bool foundValues[nElems] = {false, false, false, false, false};
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while (true) {
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entry = readStream.readLine();
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if (entry.isNull())
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break;
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for (int i = 0; i < nElems; ++i) {
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if (entry.startsWith(names[i])) {
|
|
values[i] = entry.section(QLatin1Char(' '), -2, -2).toULongLong(&foundValues[i]);
|
|
}
|
|
}
|
|
}
|
|
memFile.close();
|
|
bool found = true;
|
|
for (int i = 0; found && i < nElems; ++i)
|
|
found = found && foundValues[i];
|
|
if (found) {
|
|
/* MemFree + Buffers + Cached - SwapUsed =
|
|
* = MemFree + Buffers + Cached - (SwapTotal - SwapFree) =
|
|
* = MemFree + Buffers + Cached + SwapFree - SwapTotal */
|
|
memoryFree = values[0] + values[1] + values[2] + values[3];
|
|
if (values[4] > memoryFree)
|
|
memoryFree = 0;
|
|
else
|
|
memoryFree -= values[4];
|
|
} else {
|
|
return 0;
|
|
}
|
|
|
|
lastUpdate = QTime::currentTime();
|
|
|
|
if (freeSwap)
|
|
*freeSwap = (cachedFreeSwap = (Q_UINT64_C(1024) * values[3]));
|
|
return (cachedValue = (Q_UINT64_C(1024) * memoryFree));
|
|
#elif defined(Q_OS_FREEBSD)
|
|
qulonglong cache, inact, free, psize;
|
|
size_t cachelen, inactlen, freelen, psizelen;
|
|
cachelen = sizeof(cache);
|
|
inactlen = sizeof(inact);
|
|
freelen = sizeof(free);
|
|
psizelen = sizeof(psize);
|
|
// sum up inactive, cached and free memory
|
|
if (sysctlbyname("vm.stats.vm.v_cache_count", &cache, &cachelen, NULL, 0) == 0 && sysctlbyname("vm.stats.vm.v_inactive_count", &inact, &inactlen, NULL, 0) == 0 &&
|
|
sysctlbyname("vm.stats.vm.v_free_count", &free, &freelen, NULL, 0) == 0 && sysctlbyname("vm.stats.vm.v_page_size", &psize, &psizelen, NULL, 0) == 0) {
|
|
lastUpdate = QTime::currentTime();
|
|
return (cachedValue = (cache + inact + free) * psize);
|
|
} else {
|
|
return 0;
|
|
}
|
|
#elif defined(Q_OS_WIN)
|
|
MEMORYSTATUSEX stat;
|
|
stat.dwLength = sizeof(stat);
|
|
GlobalMemoryStatusEx(&stat);
|
|
|
|
lastUpdate = QTime::currentTime();
|
|
|
|
if (freeSwap)
|
|
*freeSwap = (cachedFreeSwap = stat.ullAvailPageFile);
|
|
return (cachedValue = stat.ullAvailPhys);
|
|
#else
|
|
// tell the memory is full.. will act as in LOW profile
|
|
return 0;
|
|
#endif
|
|
}
|
|
|
|
bool DocumentPrivate::loadDocumentInfo(LoadDocumentInfoFlags loadWhat)
|
|
// note: load data and stores it internally (document or pages). observers
|
|
// are still uninitialized at this point so don't access them
|
|
{
|
|
// qCDebug(OkularCoreDebug).nospace() << "Using '" << d->m_xmlFileName << "' as document info file.";
|
|
if (m_xmlFileName.isEmpty())
|
|
return false;
|
|
|
|
QFile infoFile(m_xmlFileName);
|
|
return loadDocumentInfo(infoFile, loadWhat);
|
|
}
|
|
|
|
bool DocumentPrivate::loadDocumentInfo(QFile &infoFile, LoadDocumentInfoFlags loadWhat)
|
|
{
|
|
if (!infoFile.exists() || !infoFile.open(QIODevice::ReadOnly))
|
|
return false;
|
|
|
|
// Load DOM from XML file
|
|
QDomDocument doc(QStringLiteral("documentInfo"));
|
|
if (!doc.setContent(&infoFile)) {
|
|
qCDebug(OkularCoreDebug) << "Can't load XML pair! Check for broken xml.";
|
|
infoFile.close();
|
|
return false;
|
|
}
|
|
infoFile.close();
|
|
|
|
QDomElement root = doc.documentElement();
|
|
|
|
if (root.tagName() != QLatin1String("documentInfo"))
|
|
return false;
|
|
|
|
bool loadedAnything = false; // set if something gets actually loaded
|
|
|
|
// Parse the DOM tree
|
|
QDomNode topLevelNode = root.firstChild();
|
|
while (topLevelNode.isElement()) {
|
|
QString catName = topLevelNode.toElement().tagName();
|
|
|
|
// Restore page attributes (bookmark, annotations, ...) from the DOM
|
|
if (catName == QLatin1String("pageList") && (loadWhat & LoadPageInfo)) {
|
|
QDomNode pageNode = topLevelNode.firstChild();
|
|
while (pageNode.isElement()) {
|
|
QDomElement pageElement = pageNode.toElement();
|
|
if (pageElement.hasAttribute(QStringLiteral("number"))) {
|
|
// get page number (node's attribute)
|
|
bool ok;
|
|
int pageNumber = pageElement.attribute(QStringLiteral("number")).toInt(&ok);
|
|
|
|
// pass the domElement to the right page, to read config data from
|
|
if (ok && pageNumber >= 0 && pageNumber < (int)m_pagesVector.count()) {
|
|
if (m_pagesVector[pageNumber]->d->restoreLocalContents(pageElement))
|
|
loadedAnything = true;
|
|
}
|
|
}
|
|
pageNode = pageNode.nextSibling();
|
|
}
|
|
}
|
|
|
|
// Restore 'general info' from the DOM
|
|
else if (catName == QLatin1String("generalInfo") && (loadWhat & LoadGeneralInfo)) {
|
|
QDomNode infoNode = topLevelNode.firstChild();
|
|
while (infoNode.isElement()) {
|
|
QDomElement infoElement = infoNode.toElement();
|
|
|
|
// restore viewports history
|
|
if (infoElement.tagName() == QLatin1String("history")) {
|
|
// clear history
|
|
m_viewportHistory.clear();
|
|
// append old viewports
|
|
QDomNode historyNode = infoNode.firstChild();
|
|
while (historyNode.isElement()) {
|
|
QDomElement historyElement = historyNode.toElement();
|
|
if (historyElement.hasAttribute(QStringLiteral("viewport"))) {
|
|
QString vpString = historyElement.attribute(QStringLiteral("viewport"));
|
|
m_viewportIterator = m_viewportHistory.insert(m_viewportHistory.end(), DocumentViewport(vpString));
|
|
loadedAnything = true;
|
|
}
|
|
historyNode = historyNode.nextSibling();
|
|
}
|
|
// consistency check
|
|
if (m_viewportHistory.isEmpty())
|
|
m_viewportIterator = m_viewportHistory.insert(m_viewportHistory.end(), DocumentViewport());
|
|
} else if (infoElement.tagName() == QLatin1String("rotation")) {
|
|
QString str = infoElement.text();
|
|
bool ok = true;
|
|
int newrotation = !str.isEmpty() ? (str.toInt(&ok) % 4) : 0;
|
|
if (ok && newrotation != 0) {
|
|
setRotationInternal(newrotation, false);
|
|
loadedAnything = true;
|
|
}
|
|
} else if (infoElement.tagName() == QLatin1String("views")) {
|
|
QDomNode viewNode = infoNode.firstChild();
|
|
while (viewNode.isElement()) {
|
|
QDomElement viewElement = viewNode.toElement();
|
|
if (viewElement.tagName() == QLatin1String("view")) {
|
|
const QString viewName = viewElement.attribute(QStringLiteral("name"));
|
|
for (View *view : qAsConst(m_views)) {
|
|
if (view->name() == viewName) {
|
|
loadViewsInfo(view, viewElement);
|
|
loadedAnything = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
viewNode = viewNode.nextSibling();
|
|
}
|
|
}
|
|
infoNode = infoNode.nextSibling();
|
|
}
|
|
}
|
|
|
|
topLevelNode = topLevelNode.nextSibling();
|
|
} // </documentInfo>
|
|
|
|
return loadedAnything;
|
|
}
|
|
|
|
void DocumentPrivate::loadViewsInfo(View *view, const QDomElement &e)
|
|
{
|
|
QDomNode viewNode = e.firstChild();
|
|
while (viewNode.isElement()) {
|
|
QDomElement viewElement = viewNode.toElement();
|
|
|
|
if (viewElement.tagName() == QLatin1String("zoom")) {
|
|
const QString valueString = viewElement.attribute(QStringLiteral("value"));
|
|
bool newzoom_ok = true;
|
|
const double newzoom = !valueString.isEmpty() ? valueString.toDouble(&newzoom_ok) : 1.0;
|
|
if (newzoom_ok && newzoom != 0 && view->supportsCapability(View::Zoom) && (view->capabilityFlags(View::Zoom) & (View::CapabilityRead | View::CapabilitySerializable))) {
|
|
view->setCapability(View::Zoom, newzoom);
|
|
}
|
|
const QString modeString = viewElement.attribute(QStringLiteral("mode"));
|
|
bool newmode_ok = true;
|
|
const int newmode = !modeString.isEmpty() ? modeString.toInt(&newmode_ok) : 2;
|
|
if (newmode_ok && view->supportsCapability(View::ZoomModality) && (view->capabilityFlags(View::ZoomModality) & (View::CapabilityRead | View::CapabilitySerializable))) {
|
|
view->setCapability(View::ZoomModality, newmode);
|
|
}
|
|
} else if (viewElement.tagName() == QLatin1String("viewMode")) {
|
|
const QString modeString = viewElement.attribute(QStringLiteral("mode"));
|
|
bool newmode_ok = true;
|
|
const int newmode = !modeString.isEmpty() ? modeString.toInt(&newmode_ok) : 2;
|
|
if (newmode_ok && view->supportsCapability(View::ViewModeModality) && (view->capabilityFlags(View::ViewModeModality) & (View::CapabilityRead | View::CapabilitySerializable))) {
|
|
view->setCapability(View::ViewModeModality, newmode);
|
|
}
|
|
} else if (viewElement.tagName() == QLatin1String("continuous")) {
|
|
const QString modeString = viewElement.attribute(QStringLiteral("mode"));
|
|
bool newmode_ok = true;
|
|
const int newmode = !modeString.isEmpty() ? modeString.toInt(&newmode_ok) : 2;
|
|
if (newmode_ok && view->supportsCapability(View::Continuous) && (view->capabilityFlags(View::Continuous) & (View::CapabilityRead | View::CapabilitySerializable))) {
|
|
view->setCapability(View::Continuous, newmode);
|
|
}
|
|
} else if (viewElement.tagName() == QLatin1String("trimMargins")) {
|
|
const QString valueString = viewElement.attribute(QStringLiteral("value"));
|
|
bool newmode_ok = true;
|
|
const int newmode = !valueString.isEmpty() ? valueString.toInt(&newmode_ok) : 2;
|
|
if (newmode_ok && view->supportsCapability(View::TrimMargins) && (view->capabilityFlags(View::TrimMargins) & (View::CapabilityRead | View::CapabilitySerializable))) {
|
|
view->setCapability(View::TrimMargins, newmode);
|
|
}
|
|
}
|
|
|
|
viewNode = viewNode.nextSibling();
|
|
}
|
|
}
|
|
|
|
void DocumentPrivate::saveViewsInfo(View *view, QDomElement &e) const
|
|
{
|
|
if (view->supportsCapability(View::Zoom) && (view->capabilityFlags(View::Zoom) & (View::CapabilityRead | View::CapabilitySerializable)) && view->supportsCapability(View::ZoomModality) &&
|
|
(view->capabilityFlags(View::ZoomModality) & (View::CapabilityRead | View::CapabilitySerializable))) {
|
|
QDomElement zoomEl = e.ownerDocument().createElement(QStringLiteral("zoom"));
|
|
e.appendChild(zoomEl);
|
|
bool ok = true;
|
|
const double zoom = view->capability(View::Zoom).toDouble(&ok);
|
|
if (ok && zoom != 0) {
|
|
zoomEl.setAttribute(QStringLiteral("value"), QString::number(zoom));
|
|
}
|
|
const int mode = view->capability(View::ZoomModality).toInt(&ok);
|
|
if (ok) {
|
|
zoomEl.setAttribute(QStringLiteral("mode"), mode);
|
|
}
|
|
}
|
|
if (view->supportsCapability(View::Continuous) && (view->capabilityFlags(View::Continuous) & (View::CapabilityRead | View::CapabilitySerializable))) {
|
|
QDomElement contEl = e.ownerDocument().createElement(QStringLiteral("continuous"));
|
|
e.appendChild(contEl);
|
|
const bool mode = view->capability(View::Continuous).toBool();
|
|
contEl.setAttribute(QStringLiteral("mode"), mode);
|
|
}
|
|
if (view->supportsCapability(View::ViewModeModality) && (view->capabilityFlags(View::ViewModeModality) & (View::CapabilityRead | View::CapabilitySerializable))) {
|
|
QDomElement viewEl = e.ownerDocument().createElement(QStringLiteral("viewMode"));
|
|
e.appendChild(viewEl);
|
|
bool ok = true;
|
|
const int mode = view->capability(View::ViewModeModality).toInt(&ok);
|
|
if (ok) {
|
|
viewEl.setAttribute(QStringLiteral("mode"), mode);
|
|
}
|
|
}
|
|
if (view->supportsCapability(View::TrimMargins) && (view->capabilityFlags(View::TrimMargins) & (View::CapabilityRead | View::CapabilitySerializable))) {
|
|
QDomElement contEl = e.ownerDocument().createElement(QStringLiteral("trimMargins"));
|
|
e.appendChild(contEl);
|
|
const bool value = view->capability(View::TrimMargins).toBool();
|
|
contEl.setAttribute(QStringLiteral("value"), value);
|
|
}
|
|
}
|
|
|
|
QUrl DocumentPrivate::giveAbsoluteUrl(const QString &fileName) const
|
|
{
|
|
if (!QDir::isRelativePath(fileName))
|
|
return QUrl::fromLocalFile(fileName);
|
|
|
|
if (!m_url.isValid())
|
|
return QUrl();
|
|
|
|
return QUrl(KIO::upUrl(m_url).toString() + fileName);
|
|
}
|
|
|
|
bool DocumentPrivate::openRelativeFile(const QString &fileName)
|
|
{
|
|
const QUrl newUrl = giveAbsoluteUrl(fileName);
|
|
if (newUrl.isEmpty())
|
|
return false;
|
|
|
|
qCDebug(OkularCoreDebug).nospace() << "openRelativeFile: '" << newUrl << "'";
|
|
|
|
emit m_parent->openUrl(newUrl);
|
|
return m_url == newUrl;
|
|
}
|
|
|
|
Generator *DocumentPrivate::loadGeneratorLibrary(const KPluginMetaData &service)
|
|
{
|
|
KPluginLoader loader(service.fileName());
|
|
qCDebug(OkularCoreDebug) << service.fileName();
|
|
KPluginFactory *factory = loader.factory();
|
|
if (!factory) {
|
|
qCWarning(OkularCoreDebug).nospace() << "Invalid plugin factory for " << service.fileName() << ":" << loader.errorString();
|
|
return nullptr;
|
|
}
|
|
|
|
Generator *plugin = factory->create<Okular::Generator>();
|
|
|
|
GeneratorInfo info(plugin, service);
|
|
m_loadedGenerators.insert(service.pluginId(), info);
|
|
return plugin;
|
|
}
|
|
|
|
void DocumentPrivate::loadAllGeneratorLibraries()
|
|
{
|
|
if (m_generatorsLoaded)
|
|
return;
|
|
|
|
loadServiceList(availableGenerators());
|
|
|
|
m_generatorsLoaded = true;
|
|
}
|
|
|
|
void DocumentPrivate::loadServiceList(const QVector<KPluginMetaData> &offers)
|
|
{
|
|
int count = offers.count();
|
|
if (count <= 0)
|
|
return;
|
|
|
|
for (int i = 0; i < count; ++i) {
|
|
QString id = offers.at(i).pluginId();
|
|
// don't load already loaded generators
|
|
QHash<QString, GeneratorInfo>::const_iterator genIt = m_loadedGenerators.constFind(id);
|
|
if (!m_loadedGenerators.isEmpty() && genIt != m_loadedGenerators.constEnd())
|
|
continue;
|
|
|
|
Generator *g = loadGeneratorLibrary(offers.at(i));
|
|
(void)g;
|
|
}
|
|
}
|
|
|
|
void DocumentPrivate::unloadGenerator(const GeneratorInfo &info)
|
|
{
|
|
delete info.generator;
|
|
}
|
|
|
|
void DocumentPrivate::cacheExportFormats()
|
|
{
|
|
if (m_exportCached)
|
|
return;
|
|
|
|
const ExportFormat::List formats = m_generator->exportFormats();
|
|
for (int i = 0; i < formats.count(); ++i) {
|
|
if (formats.at(i).mimeType().name() == QLatin1String("text/plain"))
|
|
m_exportToText = formats.at(i);
|
|
else
|
|
m_exportFormats.append(formats.at(i));
|
|
}
|
|
|
|
m_exportCached = true;
|
|
}
|
|
|
|
ConfigInterface *DocumentPrivate::generatorConfig(GeneratorInfo &info)
|
|
{
|
|
if (info.configChecked)
|
|
return info.config;
|
|
|
|
info.config = qobject_cast<Okular::ConfigInterface *>(info.generator);
|
|
info.configChecked = true;
|
|
return info.config;
|
|
}
|
|
|
|
SaveInterface *DocumentPrivate::generatorSave(GeneratorInfo &info)
|
|
{
|
|
if (info.saveChecked)
|
|
return info.save;
|
|
|
|
info.save = qobject_cast<Okular::SaveInterface *>(info.generator);
|
|
info.saveChecked = true;
|
|
return info.save;
|
|
}
|
|
|
|
Document::OpenResult DocumentPrivate::openDocumentInternal(const KPluginMetaData &offer, bool isstdin, const QString &docFile, const QByteArray &filedata, const QString &password)
|
|
{
|
|
QString propName = offer.pluginId();
|
|
QHash<QString, GeneratorInfo>::const_iterator genIt = m_loadedGenerators.constFind(propName);
|
|
m_walletGenerator = nullptr;
|
|
if (genIt != m_loadedGenerators.constEnd()) {
|
|
m_generator = genIt.value().generator;
|
|
} else {
|
|
m_generator = loadGeneratorLibrary(offer);
|
|
if (!m_generator)
|
|
return Document::OpenError;
|
|
genIt = m_loadedGenerators.constFind(propName);
|
|
Q_ASSERT(genIt != m_loadedGenerators.constEnd());
|
|
}
|
|
Q_ASSERT_X(m_generator, "Document::load()", "null generator?!");
|
|
|
|
m_generator->d_func()->m_document = this;
|
|
|
|
// connect error reporting signals
|
|
m_openError.clear();
|
|
QMetaObject::Connection errorToOpenErrorConnection = QObject::connect(m_generator, &Generator::error, m_parent, [this](const QString &message) { m_openError = message; });
|
|
QObject::connect(m_generator, &Generator::warning, m_parent, &Document::warning);
|
|
QObject::connect(m_generator, &Generator::notice, m_parent, &Document::notice);
|
|
|
|
QApplication::setOverrideCursor(Qt::WaitCursor);
|
|
|
|
const QSizeF dpi = Utils::realDpi(m_widget);
|
|
qCDebug(OkularCoreDebug) << "Output DPI:" << dpi;
|
|
m_generator->setDPI(dpi);
|
|
|
|
Document::OpenResult openResult = Document::OpenError;
|
|
if (!isstdin) {
|
|
openResult = m_generator->loadDocumentWithPassword(docFile, m_pagesVector, password);
|
|
} else if (!filedata.isEmpty()) {
|
|
if (m_generator->hasFeature(Generator::ReadRawData)) {
|
|
openResult = m_generator->loadDocumentFromDataWithPassword(filedata, m_pagesVector, password);
|
|
} else {
|
|
m_tempFile = new QTemporaryFile();
|
|
if (!m_tempFile->open()) {
|
|
delete m_tempFile;
|
|
m_tempFile = nullptr;
|
|
} else {
|
|
m_tempFile->write(filedata);
|
|
QString tmpFileName = m_tempFile->fileName();
|
|
m_tempFile->close();
|
|
openResult = m_generator->loadDocumentWithPassword(tmpFileName, m_pagesVector, password);
|
|
}
|
|
}
|
|
}
|
|
|
|
QApplication::restoreOverrideCursor();
|
|
if (openResult != Document::OpenSuccess || m_pagesVector.size() <= 0) {
|
|
m_generator->d_func()->m_document = nullptr;
|
|
QObject::disconnect(m_generator, nullptr, m_parent, nullptr);
|
|
|
|
// TODO this is a bit of a hack, since basically means that
|
|
// you can only call walletDataForFile after calling openDocument
|
|
// but since in reality it's what happens I've decided not to refactor/break API
|
|
// One solution is just kill walletDataForFile and make OpenResult be an object
|
|
// where the wallet data is also returned when OpenNeedsPassword
|
|
m_walletGenerator = m_generator;
|
|
m_generator = nullptr;
|
|
|
|
qDeleteAll(m_pagesVector);
|
|
m_pagesVector.clear();
|
|
delete m_tempFile;
|
|
m_tempFile = nullptr;
|
|
|
|
// TODO: emit a message telling the document is empty
|
|
if (openResult == Document::OpenSuccess)
|
|
openResult = Document::OpenError;
|
|
} else {
|
|
/*
|
|
* Now that the documen is opened, the tab (if using tabs) is visible, which mean that
|
|
* we can now connect the error reporting signal directly to the parent
|
|
*/
|
|
|
|
QObject::disconnect(errorToOpenErrorConnection);
|
|
QObject::connect(m_generator, &Generator::error, m_parent, &Document::error);
|
|
}
|
|
|
|
return openResult;
|
|
}
|
|
|
|
bool DocumentPrivate::savePageDocumentInfo(QTemporaryFile *infoFile, int what) const
|
|
{
|
|
if (infoFile->open()) {
|
|
// 1. Create DOM
|
|
QDomDocument doc(QStringLiteral("documentInfo"));
|
|
QDomProcessingInstruction xmlPi = doc.createProcessingInstruction(QStringLiteral("xml"), QStringLiteral("version=\"1.0\" encoding=\"utf-8\""));
|
|
doc.appendChild(xmlPi);
|
|
QDomElement root = doc.createElement(QStringLiteral("documentInfo"));
|
|
doc.appendChild(root);
|
|
|
|
// 2.1. Save page attributes (bookmark state, annotations, ... ) to DOM
|
|
QDomElement pageList = doc.createElement(QStringLiteral("pageList"));
|
|
root.appendChild(pageList);
|
|
// <page list><page number='x'>.... </page> save pages that hold data
|
|
QVector<Page *>::const_iterator pIt = m_pagesVector.constBegin(), pEnd = m_pagesVector.constEnd();
|
|
for (; pIt != pEnd; ++pIt)
|
|
(*pIt)->d->saveLocalContents(pageList, doc, PageItems(what));
|
|
|
|
// 3. Save DOM to XML file
|
|
QString xml = doc.toString();
|
|
QTextStream os(infoFile);
|
|
os.setCodec("UTF-8");
|
|
os << xml;
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
DocumentViewport DocumentPrivate::nextDocumentViewport() const
|
|
{
|
|
DocumentViewport ret = m_nextDocumentViewport;
|
|
if (!m_nextDocumentDestination.isEmpty() && m_generator) {
|
|
DocumentViewport vp(m_parent->metaData(QStringLiteral("NamedViewport"), m_nextDocumentDestination).toString());
|
|
if (vp.isValid()) {
|
|
ret = vp;
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
void DocumentPrivate::performAddPageAnnotation(int page, Annotation *annotation)
|
|
{
|
|
Okular::SaveInterface *iface = qobject_cast<Okular::SaveInterface *>(m_generator);
|
|
AnnotationProxy *proxy = iface ? iface->annotationProxy() : nullptr;
|
|
|
|
// find out the page to attach annotation
|
|
Page *kp = m_pagesVector[page];
|
|
if (!m_generator || !kp)
|
|
return;
|
|
|
|
// the annotation belongs already to a page
|
|
if (annotation->d_ptr->m_page)
|
|
return;
|
|
|
|
// add annotation to the page
|
|
kp->addAnnotation(annotation);
|
|
|
|
// tell the annotation proxy
|
|
if (proxy && proxy->supports(AnnotationProxy::Addition))
|
|
proxy->notifyAddition(annotation, page);
|
|
|
|
// notify observers about the change
|
|
notifyAnnotationChanges(page);
|
|
|
|
if (annotation->flags() & Annotation::ExternallyDrawn) {
|
|
// Redraw everything, including ExternallyDrawn annotations
|
|
refreshPixmaps(page);
|
|
}
|
|
}
|
|
|
|
void DocumentPrivate::performRemovePageAnnotation(int page, Annotation *annotation)
|
|
{
|
|
Okular::SaveInterface *iface = qobject_cast<Okular::SaveInterface *>(m_generator);
|
|
AnnotationProxy *proxy = iface ? iface->annotationProxy() : nullptr;
|
|
bool isExternallyDrawn;
|
|
|
|
// find out the page
|
|
Page *kp = m_pagesVector[page];
|
|
if (!m_generator || !kp)
|
|
return;
|
|
|
|
if (annotation->flags() & Annotation::ExternallyDrawn)
|
|
isExternallyDrawn = true;
|
|
else
|
|
isExternallyDrawn = false;
|
|
|
|
// try to remove the annotation
|
|
if (m_parent->canRemovePageAnnotation(annotation)) {
|
|
// tell the annotation proxy
|
|
if (proxy && proxy->supports(AnnotationProxy::Removal))
|
|
proxy->notifyRemoval(annotation, page);
|
|
|
|
kp->removeAnnotation(annotation); // Also destroys the object
|
|
|
|
// in case of success, notify observers about the change
|
|
notifyAnnotationChanges(page);
|
|
|
|
if (isExternallyDrawn) {
|
|
// Redraw everything, including ExternallyDrawn annotations
|
|
refreshPixmaps(page);
|
|
}
|
|
}
|
|
}
|
|
|
|
void DocumentPrivate::performModifyPageAnnotation(int page, Annotation *annotation, bool appearanceChanged)
|
|
{
|
|
Okular::SaveInterface *iface = qobject_cast<Okular::SaveInterface *>(m_generator);
|
|
AnnotationProxy *proxy = iface ? iface->annotationProxy() : nullptr;
|
|
|
|
// find out the page
|
|
Page *kp = m_pagesVector[page];
|
|
if (!m_generator || !kp)
|
|
return;
|
|
|
|
// tell the annotation proxy
|
|
if (proxy && proxy->supports(AnnotationProxy::Modification)) {
|
|
proxy->notifyModification(annotation, page, appearanceChanged);
|
|
}
|
|
|
|
// notify observers about the change
|
|
notifyAnnotationChanges(page);
|
|
if (appearanceChanged && (annotation->flags() & Annotation::ExternallyDrawn)) {
|
|
/* When an annotation is being moved, the generator will not render it.
|
|
* Therefore there's no need to refresh pixmaps after the first time */
|
|
if (annotation->flags() & (Annotation::BeingMoved | Annotation::BeingResized)) {
|
|
if (m_annotationBeingModified)
|
|
return;
|
|
else // First time: take note
|
|
m_annotationBeingModified = true;
|
|
} else {
|
|
m_annotationBeingModified = false;
|
|
}
|
|
|
|
// Redraw everything, including ExternallyDrawn annotations
|
|
qCDebug(OkularCoreDebug) << "Refreshing Pixmaps";
|
|
refreshPixmaps(page);
|
|
}
|
|
}
|
|
|
|
void DocumentPrivate::performSetAnnotationContents(const QString &newContents, Annotation *annot, int pageNumber)
|
|
{
|
|
bool appearanceChanged = false;
|
|
|
|
// Check if appearanceChanged should be true
|
|
switch (annot->subType()) {
|
|
// If it's an in-place TextAnnotation, set the inplace text
|
|
case Okular::Annotation::AText: {
|
|
Okular::TextAnnotation *txtann = static_cast<Okular::TextAnnotation *>(annot);
|
|
if (txtann->textType() == Okular::TextAnnotation::InPlace) {
|
|
appearanceChanged = true;
|
|
}
|
|
break;
|
|
}
|
|
// If it's a LineAnnotation, check if caption text is visible
|
|
case Okular::Annotation::ALine: {
|
|
Okular::LineAnnotation *lineann = static_cast<Okular::LineAnnotation *>(annot);
|
|
if (lineann->showCaption())
|
|
appearanceChanged = true;
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
|
|
// Set contents
|
|
annot->setContents(newContents);
|
|
|
|
// Tell the document the annotation has been modified
|
|
performModifyPageAnnotation(pageNumber, annot, appearanceChanged);
|
|
}
|
|
|
|
void DocumentPrivate::recalculateForms()
|
|
{
|
|
const QVariant fco = m_parent->metaData(QStringLiteral("FormCalculateOrder"));
|
|
const QVector<int> formCalculateOrder = fco.value<QVector<int>>();
|
|
foreach (int formId, formCalculateOrder) {
|
|
for (uint pageIdx = 0; pageIdx < m_parent->pages(); pageIdx++) {
|
|
const Page *p = m_parent->page(pageIdx);
|
|
if (p) {
|
|
bool pageNeedsRefresh = false;
|
|
foreach (FormField *form, p->formFields()) {
|
|
if (form->id() == formId) {
|
|
Action *action = form->additionalAction(FormField::CalculateField);
|
|
if (action) {
|
|
FormFieldText *fft = dynamic_cast<FormFieldText *>(form);
|
|
std::shared_ptr<Event> event;
|
|
QString oldVal;
|
|
if (fft) {
|
|
// Prepare text calculate event
|
|
event = Event::createFormCalculateEvent(fft, m_pagesVector[pageIdx]);
|
|
if (!m_scripter)
|
|
m_scripter = new Scripter(this);
|
|
m_scripter->setEvent(event.get());
|
|
// The value maybe changed in javascript so save it first.
|
|
oldVal = fft->text();
|
|
}
|
|
|
|
m_parent->processAction(action);
|
|
if (event && fft) {
|
|
// Update text field from calculate
|
|
m_scripter->setEvent(nullptr);
|
|
const QString newVal = event->value().toString();
|
|
if (newVal != oldVal) {
|
|
fft->setText(newVal);
|
|
fft->setAppearanceText(newVal);
|
|
if (const Okular::Action *action = fft->additionalAction(Okular::FormField::FormatField)) {
|
|
// The format action handles the refresh.
|
|
m_parent->processFormatAction(action, fft);
|
|
} else {
|
|
emit m_parent->refreshFormWidget(fft);
|
|
pageNeedsRefresh = true;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
qWarning() << "Form that is part of calculate order doesn't have a calculate action";
|
|
}
|
|
}
|
|
}
|
|
if (pageNeedsRefresh) {
|
|
refreshPixmaps(p->number());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void DocumentPrivate::saveDocumentInfo() const
|
|
{
|
|
if (m_xmlFileName.isEmpty())
|
|
return;
|
|
|
|
QFile infoFile(m_xmlFileName);
|
|
qCDebug(OkularCoreDebug) << "About to save document info to" << m_xmlFileName;
|
|
if (!infoFile.open(QIODevice::WriteOnly | QIODevice::Truncate)) {
|
|
qCWarning(OkularCoreDebug) << "Failed to open docdata file" << m_xmlFileName;
|
|
return;
|
|
}
|
|
// 1. Create DOM
|
|
QDomDocument doc(QStringLiteral("documentInfo"));
|
|
QDomProcessingInstruction xmlPi = doc.createProcessingInstruction(QStringLiteral("xml"), QStringLiteral("version=\"1.0\" encoding=\"utf-8\""));
|
|
doc.appendChild(xmlPi);
|
|
QDomElement root = doc.createElement(QStringLiteral("documentInfo"));
|
|
root.setAttribute(QStringLiteral("url"), m_url.toDisplayString(QUrl::PreferLocalFile));
|
|
doc.appendChild(root);
|
|
|
|
// 2.1. Save page attributes (bookmark state, annotations, ... ) to DOM
|
|
// -> do this if there are not-yet-migrated annots or forms in docdata/
|
|
if (m_docdataMigrationNeeded) {
|
|
QDomElement pageList = doc.createElement(QStringLiteral("pageList"));
|
|
root.appendChild(pageList);
|
|
// OriginalAnnotationPageItems and OriginalFormFieldPageItems tell to
|
|
// store the same unmodified annotation list and form contents that we
|
|
// read when we opened the file and ignore any change made by the user.
|
|
// Since we don't store annotations and forms in docdata/ any more, this is
|
|
// necessary to preserve annotations/forms that previous Okular version
|
|
// had stored there.
|
|
const PageItems saveWhat = AllPageItems | OriginalAnnotationPageItems | OriginalFormFieldPageItems;
|
|
// <page list><page number='x'>.... </page> save pages that hold data
|
|
QVector<Page *>::const_iterator pIt = m_pagesVector.constBegin(), pEnd = m_pagesVector.constEnd();
|
|
for (; pIt != pEnd; ++pIt)
|
|
(*pIt)->d->saveLocalContents(pageList, doc, saveWhat);
|
|
}
|
|
|
|
// 2.2. Save document info (current viewport, history, ... ) to DOM
|
|
QDomElement generalInfo = doc.createElement(QStringLiteral("generalInfo"));
|
|
root.appendChild(generalInfo);
|
|
// create rotation node
|
|
if (m_rotation != Rotation0) {
|
|
QDomElement rotationNode = doc.createElement(QStringLiteral("rotation"));
|
|
generalInfo.appendChild(rotationNode);
|
|
rotationNode.appendChild(doc.createTextNode(QString::number((int)m_rotation)));
|
|
}
|
|
// <general info><history> ... </history> save history up to OKULAR_HISTORY_SAVEDSTEPS viewports
|
|
const auto currentViewportIterator = QLinkedList<DocumentViewport>::const_iterator(m_viewportIterator);
|
|
QLinkedList<DocumentViewport>::const_iterator backIterator = currentViewportIterator;
|
|
if (backIterator != m_viewportHistory.constEnd()) {
|
|
// go back up to OKULAR_HISTORY_SAVEDSTEPS steps from the current viewportIterator
|
|
int backSteps = OKULAR_HISTORY_SAVEDSTEPS;
|
|
while (backSteps-- && backIterator != m_viewportHistory.constBegin())
|
|
--backIterator;
|
|
|
|
// create history root node
|
|
QDomElement historyNode = doc.createElement(QStringLiteral("history"));
|
|
generalInfo.appendChild(historyNode);
|
|
|
|
// add old[backIterator] and present[viewportIterator] items
|
|
QLinkedList<DocumentViewport>::const_iterator endIt = currentViewportIterator;
|
|
++endIt;
|
|
while (backIterator != endIt) {
|
|
QString name = (backIterator == currentViewportIterator) ? QStringLiteral("current") : QStringLiteral("oldPage");
|
|
QDomElement historyEntry = doc.createElement(name);
|
|
historyEntry.setAttribute(QStringLiteral("viewport"), (*backIterator).toString());
|
|
historyNode.appendChild(historyEntry);
|
|
++backIterator;
|
|
}
|
|
}
|
|
// create views root node
|
|
QDomElement viewsNode = doc.createElement(QStringLiteral("views"));
|
|
generalInfo.appendChild(viewsNode);
|
|
for (View *view : qAsConst(m_views)) {
|
|
QDomElement viewEntry = doc.createElement(QStringLiteral("view"));
|
|
viewEntry.setAttribute(QStringLiteral("name"), view->name());
|
|
viewsNode.appendChild(viewEntry);
|
|
saveViewsInfo(view, viewEntry);
|
|
}
|
|
|
|
// 3. Save DOM to XML file
|
|
QString xml = doc.toString();
|
|
QTextStream os(&infoFile);
|
|
os.setCodec("UTF-8");
|
|
os << xml;
|
|
infoFile.close();
|
|
}
|
|
|
|
void DocumentPrivate::slotTimedMemoryCheck()
|
|
{
|
|
// [MEM] clean memory (for 'free mem dependent' profiles only)
|
|
if (SettingsCore::memoryLevel() != SettingsCore::EnumMemoryLevel::Low && m_allocatedPixmapsTotalMemory > 1024 * 1024)
|
|
cleanupPixmapMemory();
|
|
}
|
|
|
|
void DocumentPrivate::sendGeneratorPixmapRequest()
|
|
{
|
|
/* If the pixmap cache will have to be cleaned in order to make room for the
|
|
* next request, get the distance from the current viewport of the page
|
|
* whose pixmap will be removed. We will ignore preload requests for pages
|
|
* that are at the same distance or farther */
|
|
const qulonglong memoryToFree = calculateMemoryToFree();
|
|
const int currentViewportPage = (*m_viewportIterator).pageNumber;
|
|
int maxDistance = INT_MAX; // Default: No maximum
|
|
if (memoryToFree) {
|
|
AllocatedPixmap *pixmapToReplace = searchLowestPriorityPixmap(true);
|
|
if (pixmapToReplace)
|
|
maxDistance = qAbs(pixmapToReplace->page - currentViewportPage);
|
|
}
|
|
|
|
// find a request
|
|
PixmapRequest *request = nullptr;
|
|
m_pixmapRequestsMutex.lock();
|
|
while (!m_pixmapRequestsStack.isEmpty() && !request) {
|
|
PixmapRequest *r = m_pixmapRequestsStack.last();
|
|
if (!r) {
|
|
m_pixmapRequestsStack.pop_back();
|
|
continue;
|
|
}
|
|
|
|
QRect requestRect = r->isTile() ? r->normalizedRect().geometry(r->width(), r->height()) : QRect(0, 0, r->width(), r->height());
|
|
TilesManager *tilesManager = r->d->tilesManager();
|
|
const double normalizedArea = r->normalizedRect().width() * r->normalizedRect().height();
|
|
const QScreen *screen = nullptr;
|
|
if (m_widget) {
|
|
const QWindow *window = m_widget->window()->windowHandle();
|
|
if (window)
|
|
screen = window->screen();
|
|
}
|
|
if (!screen)
|
|
screen = QGuiApplication::primaryScreen();
|
|
const long screenSize = screen->devicePixelRatio() * screen->size().width() * screen->devicePixelRatio() * screen->size().height();
|
|
|
|
// If it's a preload but the generator is not threaded no point in trying to preload
|
|
if (r->preload() && !m_generator->hasFeature(Generator::Threaded)) {
|
|
m_pixmapRequestsStack.pop_back();
|
|
delete r;
|
|
}
|
|
// request only if page isn't already present and request has valid id
|
|
else if ((!r->d->mForce && r->page()->hasPixmap(r->observer(), r->width(), r->height(), r->normalizedRect())) || !m_observers.contains(r->observer())) {
|
|
m_pixmapRequestsStack.pop_back();
|
|
delete r;
|
|
} else if (!r->d->mForce && r->preload() && qAbs(r->pageNumber() - currentViewportPage) >= maxDistance) {
|
|
m_pixmapRequestsStack.pop_back();
|
|
// qCDebug(OkularCoreDebug) << "Ignoring request that doesn't fit in cache";
|
|
delete r;
|
|
}
|
|
// Ignore requests for pixmaps that are already being generated
|
|
else if (tilesManager && tilesManager->isRequesting(r->normalizedRect(), r->width(), r->height())) {
|
|
m_pixmapRequestsStack.pop_back();
|
|
delete r;
|
|
}
|
|
// If the requested area is above 4*screenSize pixels, and we're not rendering most of the page, switch on the tile manager
|
|
else if (!tilesManager && m_generator->hasFeature(Generator::TiledRendering) && (long)r->width() * (long)r->height() > 4L * screenSize && normalizedArea < 0.75 && normalizedArea != 0) {
|
|
// if the image is too big. start using tiles
|
|
qCDebug(OkularCoreDebug).nospace() << "Start using tiles on page " << r->pageNumber() << " (" << r->width() << "x" << r->height() << " px);";
|
|
|
|
// fill the tiles manager with the last rendered pixmap
|
|
const QPixmap *pixmap = r->page()->_o_nearestPixmap(r->observer(), r->width(), r->height());
|
|
if (pixmap) {
|
|
tilesManager = new TilesManager(r->pageNumber(), pixmap->width(), pixmap->height(), r->page()->rotation());
|
|
tilesManager->setPixmap(pixmap, NormalizedRect(0, 0, 1, 1), true /*isPartialPixmap*/);
|
|
tilesManager->setSize(r->width(), r->height());
|
|
} else {
|
|
// create new tiles manager
|
|
tilesManager = new TilesManager(r->pageNumber(), r->width(), r->height(), r->page()->rotation());
|
|
}
|
|
tilesManager->setRequest(r->normalizedRect(), r->width(), r->height());
|
|
r->page()->deletePixmap(r->observer());
|
|
r->page()->d->setTilesManager(r->observer(), tilesManager);
|
|
r->setTile(true);
|
|
|
|
// Change normalizedRect to the smallest rect that contains all
|
|
// visible tiles.
|
|
if (!r->normalizedRect().isNull()) {
|
|
NormalizedRect tilesRect;
|
|
const QList<Tile> tiles = tilesManager->tilesAt(r->normalizedRect(), TilesManager::TerminalTile);
|
|
QList<Tile>::const_iterator tIt = tiles.constBegin(), tEnd = tiles.constEnd();
|
|
while (tIt != tEnd) {
|
|
Tile tile = *tIt;
|
|
if (tilesRect.isNull())
|
|
tilesRect = tile.rect();
|
|
else
|
|
tilesRect |= tile.rect();
|
|
|
|
++tIt;
|
|
}
|
|
|
|
r->setNormalizedRect(tilesRect);
|
|
request = r;
|
|
} else {
|
|
// Discard request if normalizedRect is null. This happens in
|
|
// preload requests issued by PageView if the requested page is
|
|
// not visible and the user has just switched from a non-tiled
|
|
// zoom level to a tiled one
|
|
m_pixmapRequestsStack.pop_back();
|
|
delete r;
|
|
}
|
|
}
|
|
// If the requested area is below 3*screenSize pixels, switch off the tile manager
|
|
else if (tilesManager && (long)r->width() * (long)r->height() < 3L * screenSize) {
|
|
qCDebug(OkularCoreDebug).nospace() << "Stop using tiles on page " << r->pageNumber() << " (" << r->width() << "x" << r->height() << " px);";
|
|
|
|
// page is too small. stop using tiles.
|
|
r->page()->deletePixmap(r->observer());
|
|
r->setTile(false);
|
|
|
|
request = r;
|
|
} else if ((long)requestRect.width() * (long)requestRect.height() > 100L * screenSize && (SettingsCore::memoryLevel() != SettingsCore::EnumMemoryLevel::Greedy)) {
|
|
m_pixmapRequestsStack.pop_back();
|
|
if (!m_warnedOutOfMemory) {
|
|
qCWarning(OkularCoreDebug).nospace() << "Running out of memory on page " << r->pageNumber() << " (" << r->width() << "x" << r->height() << " px);";
|
|
qCWarning(OkularCoreDebug) << "this message will be reported only once.";
|
|
m_warnedOutOfMemory = true;
|
|
}
|
|
delete r;
|
|
} else {
|
|
request = r;
|
|
}
|
|
}
|
|
|
|
// if no request found (or already generated), return
|
|
if (!request) {
|
|
m_pixmapRequestsMutex.unlock();
|
|
return;
|
|
}
|
|
|
|
// [MEM] preventive memory freeing
|
|
qulonglong pixmapBytes = 0;
|
|
TilesManager *tm = request->d->tilesManager();
|
|
if (tm)
|
|
pixmapBytes = tm->totalMemory();
|
|
else
|
|
pixmapBytes = 4 * request->width() * request->height();
|
|
|
|
if (pixmapBytes > (1024 * 1024))
|
|
cleanupPixmapMemory(memoryToFree /* previously calculated value */);
|
|
|
|
// submit the request to the generator
|
|
if (m_generator->canGeneratePixmap()) {
|
|
QRect requestRect = !request->isTile() ? QRect(0, 0, request->width(), request->height()) : request->normalizedRect().geometry(request->width(), request->height());
|
|
qCDebug(OkularCoreDebug).nospace() << "sending request observer=" << request->observer() << " " << requestRect.width() << "x" << requestRect.height() << "@" << request->pageNumber() << " async == " << request->asynchronous()
|
|
<< " isTile == " << request->isTile();
|
|
m_pixmapRequestsStack.removeAll(request);
|
|
|
|
if (tm)
|
|
tm->setRequest(request->normalizedRect(), request->width(), request->height());
|
|
|
|
if ((int)m_rotation % 2)
|
|
request->d->swap();
|
|
|
|
if (m_rotation != Rotation0 && !request->normalizedRect().isNull())
|
|
request->setNormalizedRect(TilesManager::fromRotatedRect(request->normalizedRect(), m_rotation));
|
|
|
|
// If set elsewhere we already know we want it to be partial
|
|
if (!request->partialUpdatesWanted()) {
|
|
request->setPartialUpdatesWanted(request->asynchronous() && !request->page()->hasPixmap(request->observer()));
|
|
}
|
|
|
|
// we always have to unlock _before_ the generatePixmap() because
|
|
// a sync generation would end with requestDone() -> deadlock, and
|
|
// we can not really know if the generator can do async requests
|
|
m_executingPixmapRequests.push_back(request);
|
|
m_pixmapRequestsMutex.unlock();
|
|
m_generator->generatePixmap(request);
|
|
} else {
|
|
m_pixmapRequestsMutex.unlock();
|
|
// pino (7/4/2006): set the polling interval from 10 to 30
|
|
QTimer::singleShot(30, m_parent, [this] { sendGeneratorPixmapRequest(); });
|
|
}
|
|
}
|
|
|
|
void DocumentPrivate::rotationFinished(int page, Okular::Page *okularPage)
|
|
{
|
|
Okular::Page *wantedPage = m_pagesVector.value(page, nullptr);
|
|
if (!wantedPage || wantedPage != okularPage)
|
|
return;
|
|
|
|
foreach (DocumentObserver *o, m_observers)
|
|
o->notifyPageChanged(page, DocumentObserver::Pixmap | DocumentObserver::Annotations);
|
|
}
|
|
|
|
void DocumentPrivate::slotFontReadingProgress(int page)
|
|
{
|
|
emit m_parent->fontReadingProgress(page);
|
|
|
|
if (page >= (int)m_parent->pages() - 1) {
|
|
emit m_parent->fontReadingEnded();
|
|
m_fontThread = nullptr;
|
|
m_fontsCached = true;
|
|
}
|
|
}
|
|
|
|
void DocumentPrivate::fontReadingGotFont(const Okular::FontInfo &font)
|
|
{
|
|
// Try to avoid duplicate fonts
|
|
if (m_fontsCache.indexOf(font) == -1) {
|
|
m_fontsCache.append(font);
|
|
|
|
emit m_parent->gotFont(font);
|
|
}
|
|
}
|
|
|
|
void DocumentPrivate::slotGeneratorConfigChanged()
|
|
{
|
|
if (!m_generator)
|
|
return;
|
|
|
|
// reparse generator config and if something changed clear Pages
|
|
bool configchanged = false;
|
|
QHash<QString, GeneratorInfo>::iterator it = m_loadedGenerators.begin(), itEnd = m_loadedGenerators.end();
|
|
for (; it != itEnd; ++it) {
|
|
Okular::ConfigInterface *iface = generatorConfig(it.value());
|
|
if (iface) {
|
|
bool it_changed = iface->reparseConfig();
|
|
if (it_changed && (m_generator == it.value().generator))
|
|
configchanged = true;
|
|
}
|
|
}
|
|
if (configchanged) {
|
|
// invalidate pixmaps
|
|
QVector<Page *>::const_iterator it = m_pagesVector.constBegin(), end = m_pagesVector.constEnd();
|
|
for (; it != end; ++it) {
|
|
(*it)->deletePixmaps();
|
|
}
|
|
|
|
// [MEM] remove allocation descriptors
|
|
qDeleteAll(m_allocatedPixmaps);
|
|
m_allocatedPixmaps.clear();
|
|
m_allocatedPixmapsTotalMemory = 0;
|
|
|
|
// send reload signals to observers
|
|
foreachObserverD(notifyContentsCleared(DocumentObserver::Pixmap));
|
|
}
|
|
|
|
// free memory if in 'low' profile
|
|
if (SettingsCore::memoryLevel() == SettingsCore::EnumMemoryLevel::Low && !m_allocatedPixmaps.isEmpty() && !m_pagesVector.isEmpty())
|
|
cleanupPixmapMemory();
|
|
}
|
|
|
|
void DocumentPrivate::refreshPixmaps(int pageNumber)
|
|
{
|
|
Page *page = m_pagesVector.value(pageNumber, nullptr);
|
|
if (!page)
|
|
return;
|
|
|
|
QMap<DocumentObserver *, PagePrivate::PixmapObject>::ConstIterator it = page->d->m_pixmaps.constBegin(), itEnd = page->d->m_pixmaps.constEnd();
|
|
QVector<Okular::PixmapRequest *> pixmapsToRequest;
|
|
for (; it != itEnd; ++it) {
|
|
const QSize size = (*it).m_pixmap->size();
|
|
PixmapRequest *p = new PixmapRequest(it.key(), pageNumber, size.width() / qApp->devicePixelRatio(), size.height() / qApp->devicePixelRatio(), 1, PixmapRequest::Asynchronous);
|
|
p->d->mForce = true;
|
|
pixmapsToRequest << p;
|
|
}
|
|
|
|
// Need to do this ↑↓ in two steps since requestPixmaps can end up calling cancelRenderingBecauseOf
|
|
// which changes m_pixmaps and thus breaks the loop above
|
|
for (PixmapRequest *pr : qAsConst(pixmapsToRequest)) {
|
|
QLinkedList<Okular::PixmapRequest *> requestedPixmaps;
|
|
requestedPixmaps.push_back(pr);
|
|
m_parent->requestPixmaps(requestedPixmaps, Okular::Document::NoOption);
|
|
}
|
|
|
|
for (DocumentObserver *observer : qAsConst(m_observers)) {
|
|
QLinkedList<Okular::PixmapRequest *> requestedPixmaps;
|
|
|
|
TilesManager *tilesManager = page->d->tilesManager(observer);
|
|
if (tilesManager) {
|
|
tilesManager->markDirty();
|
|
|
|
PixmapRequest *p = new PixmapRequest(observer, pageNumber, tilesManager->width() / qApp->devicePixelRatio(), tilesManager->height() / qApp->devicePixelRatio(), 1, PixmapRequest::Asynchronous);
|
|
|
|
// Get the visible page rect
|
|
NormalizedRect visibleRect;
|
|
QVector<Okular::VisiblePageRect *>::const_iterator vIt = m_pageRects.constBegin(), vEnd = m_pageRects.constEnd();
|
|
for (; vIt != vEnd; ++vIt) {
|
|
if ((*vIt)->pageNumber == pageNumber) {
|
|
visibleRect = (*vIt)->rect;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!visibleRect.isNull()) {
|
|
p->setNormalizedRect(visibleRect);
|
|
p->setTile(true);
|
|
p->d->mForce = true;
|
|
requestedPixmaps.push_back(p);
|
|
} else {
|
|
delete p;
|
|
}
|
|
}
|
|
|
|
m_parent->requestPixmaps(requestedPixmaps, Okular::Document::NoOption);
|
|
}
|
|
}
|
|
|
|
void DocumentPrivate::_o_configChanged()
|
|
{
|
|
// free text pages if needed
|
|
calculateMaxTextPages();
|
|
while (m_allocatedTextPagesFifo.count() > m_maxAllocatedTextPages) {
|
|
int pageToKick = m_allocatedTextPagesFifo.takeFirst();
|
|
m_pagesVector.at(pageToKick)->setTextPage(nullptr); // deletes the textpage
|
|
}
|
|
}
|
|
|
|
void DocumentPrivate::doContinueDirectionMatchSearch(void *doContinueDirectionMatchSearchStruct)
|
|
{
|
|
DoContinueDirectionMatchSearchStruct *searchStruct = static_cast<DoContinueDirectionMatchSearchStruct *>(doContinueDirectionMatchSearchStruct);
|
|
RunningSearch *search = m_searches.value(searchStruct->searchID);
|
|
|
|
if ((m_searchCancelled && !searchStruct->match) || !search) {
|
|
// if the user cancelled but he just got a match, give him the match!
|
|
QApplication::restoreOverrideCursor();
|
|
|
|
if (search)
|
|
search->isCurrentlySearching = false;
|
|
|
|
emit m_parent->searchFinished(searchStruct->searchID, Document::SearchCancelled);
|
|
delete searchStruct->pagesToNotify;
|
|
delete searchStruct;
|
|
return;
|
|
}
|
|
|
|
const bool forward = search->cachedType == Document::NextMatch;
|
|
bool doContinue = false;
|
|
// if no match found, loop through the whole doc, starting from currentPage
|
|
if (!searchStruct->match) {
|
|
const int pageCount = m_pagesVector.count();
|
|
if (search->pagesDone < pageCount) {
|
|
doContinue = true;
|
|
if (searchStruct->currentPage >= pageCount) {
|
|
searchStruct->currentPage = 0;
|
|
emit m_parent->notice(i18n("Continuing search from beginning"), 3000);
|
|
} else if (searchStruct->currentPage < 0) {
|
|
searchStruct->currentPage = pageCount - 1;
|
|
emit m_parent->notice(i18n("Continuing search from bottom"), 3000);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (doContinue) {
|
|
// get page
|
|
Page *page = m_pagesVector[searchStruct->currentPage];
|
|
// request search page if needed
|
|
if (!page->hasTextPage())
|
|
m_parent->requestTextPage(page->number());
|
|
|
|
// if found a match on the current page, end the loop
|
|
searchStruct->match = page->findText(searchStruct->searchID, search->cachedString, forward ? FromTop : FromBottom, search->cachedCaseSensitivity);
|
|
if (!searchStruct->match) {
|
|
if (forward)
|
|
searchStruct->currentPage++;
|
|
else
|
|
searchStruct->currentPage--;
|
|
search->pagesDone++;
|
|
} else {
|
|
search->pagesDone = 1;
|
|
}
|
|
|
|
// Both of the previous if branches need to call doContinueDirectionMatchSearch
|
|
QTimer::singleShot(0, m_parent, [this, searchStruct] { doContinueDirectionMatchSearch(searchStruct); });
|
|
} else {
|
|
doProcessSearchMatch(searchStruct->match, search, searchStruct->pagesToNotify, searchStruct->currentPage, searchStruct->searchID, search->cachedViewportMove, search->cachedColor);
|
|
delete searchStruct;
|
|
}
|
|
}
|
|
|
|
void DocumentPrivate::doProcessSearchMatch(RegularAreaRect *match, RunningSearch *search, QSet<int> *pagesToNotify, int currentPage, int searchID, bool moveViewport, const QColor &color)
|
|
{
|
|
// reset cursor to previous shape
|
|
QApplication::restoreOverrideCursor();
|
|
|
|
bool foundAMatch = false;
|
|
|
|
search->isCurrentlySearching = false;
|
|
|
|
// if a match has been found..
|
|
if (match) {
|
|
// update the RunningSearch structure adding this match..
|
|
foundAMatch = true;
|
|
search->continueOnPage = currentPage;
|
|
search->continueOnMatch = *match;
|
|
search->highlightedPages.insert(currentPage);
|
|
// ..add highlight to the page..
|
|
m_pagesVector[currentPage]->d->setHighlight(searchID, match, color);
|
|
|
|
// ..queue page for notifying changes..
|
|
pagesToNotify->insert(currentPage);
|
|
|
|
// Create a normalized rectangle around the search match that includes a 5% buffer on all sides.
|
|
const Okular::NormalizedRect matchRectWithBuffer = Okular::NormalizedRect(match->first().left - 0.05, match->first().top - 0.05, match->first().right + 0.05, match->first().bottom + 0.05);
|
|
|
|
const bool matchRectFullyVisible = isNormalizedRectangleFullyVisible(matchRectWithBuffer, currentPage);
|
|
|
|
// ..move the viewport to show the first of the searched word sequence centered
|
|
if (moveViewport && !matchRectFullyVisible) {
|
|
DocumentViewport searchViewport(currentPage);
|
|
searchViewport.rePos.enabled = true;
|
|
searchViewport.rePos.normalizedX = (match->first().left + match->first().right) / 2.0;
|
|
searchViewport.rePos.normalizedY = (match->first().top + match->first().bottom) / 2.0;
|
|
m_parent->setViewport(searchViewport, nullptr, true);
|
|
}
|
|
delete match;
|
|
}
|
|
|
|
// notify observers about highlights changes
|
|
foreach (int pageNumber, *pagesToNotify)
|
|
foreach (DocumentObserver *observer, m_observers)
|
|
observer->notifyPageChanged(pageNumber, DocumentObserver::Highlights);
|
|
|
|
if (foundAMatch)
|
|
emit m_parent->searchFinished(searchID, Document::MatchFound);
|
|
else
|
|
emit m_parent->searchFinished(searchID, Document::NoMatchFound);
|
|
|
|
delete pagesToNotify;
|
|
}
|
|
|
|
void DocumentPrivate::doContinueAllDocumentSearch(void *pagesToNotifySet, void *pageMatchesMap, int currentPage, int searchID)
|
|
{
|
|
QMap<Page *, QVector<RegularAreaRect *>> *pageMatches = static_cast<QMap<Page *, QVector<RegularAreaRect *>> *>(pageMatchesMap);
|
|
QSet<int> *pagesToNotify = static_cast<QSet<int> *>(pagesToNotifySet);
|
|
RunningSearch *search = m_searches.value(searchID);
|
|
|
|
if (m_searchCancelled || !search) {
|
|
typedef QVector<RegularAreaRect *> MatchesVector;
|
|
|
|
QApplication::restoreOverrideCursor();
|
|
|
|
if (search)
|
|
search->isCurrentlySearching = false;
|
|
|
|
emit m_parent->searchFinished(searchID, Document::SearchCancelled);
|
|
foreach (const MatchesVector &mv, *pageMatches)
|
|
qDeleteAll(mv);
|
|
delete pageMatches;
|
|
delete pagesToNotify;
|
|
return;
|
|
}
|
|
|
|
if (currentPage < m_pagesVector.count()) {
|
|
// get page (from the first to the last)
|
|
Page *page = m_pagesVector.at(currentPage);
|
|
int pageNumber = page->number(); // redundant? is it == currentPage ?
|
|
|
|
// request search page if needed
|
|
if (!page->hasTextPage())
|
|
m_parent->requestTextPage(pageNumber);
|
|
|
|
// loop on a page adding highlights for all found items
|
|
RegularAreaRect *lastMatch = nullptr;
|
|
while (true) {
|
|
if (lastMatch)
|
|
lastMatch = page->findText(searchID, search->cachedString, NextResult, search->cachedCaseSensitivity, lastMatch);
|
|
else
|
|
lastMatch = page->findText(searchID, search->cachedString, FromTop, search->cachedCaseSensitivity);
|
|
|
|
if (!lastMatch)
|
|
break;
|
|
|
|
// add highlight rect to the matches map
|
|
(*pageMatches)[page].append(lastMatch);
|
|
}
|
|
delete lastMatch;
|
|
|
|
QTimer::singleShot(0, m_parent, [this, pagesToNotifySet, pageMatches, currentPage, searchID] { doContinueAllDocumentSearch(pagesToNotifySet, pageMatches, currentPage + 1, searchID); });
|
|
} else {
|
|
// reset cursor to previous shape
|
|
QApplication::restoreOverrideCursor();
|
|
|
|
search->isCurrentlySearching = false;
|
|
bool foundAMatch = pageMatches->count() != 0;
|
|
QMap<Page *, QVector<RegularAreaRect *>>::const_iterator it, itEnd;
|
|
it = pageMatches->constBegin();
|
|
itEnd = pageMatches->constEnd();
|
|
for (; it != itEnd; ++it) {
|
|
foreach (RegularAreaRect *match, it.value()) {
|
|
it.key()->d->setHighlight(searchID, match, search->cachedColor);
|
|
delete match;
|
|
}
|
|
search->highlightedPages.insert(it.key()->number());
|
|
pagesToNotify->insert(it.key()->number());
|
|
}
|
|
|
|
foreach (DocumentObserver *observer, m_observers)
|
|
observer->notifySetup(m_pagesVector, 0);
|
|
|
|
// notify observers about highlights changes
|
|
foreach (int pageNumber, *pagesToNotify)
|
|
foreach (DocumentObserver *observer, m_observers)
|
|
observer->notifyPageChanged(pageNumber, DocumentObserver::Highlights);
|
|
|
|
if (foundAMatch)
|
|
emit m_parent->searchFinished(searchID, Document::MatchFound);
|
|
else
|
|
emit m_parent->searchFinished(searchID, Document::NoMatchFound);
|
|
|
|
delete pageMatches;
|
|
delete pagesToNotify;
|
|
}
|
|
}
|
|
|
|
void DocumentPrivate::doContinueGooglesDocumentSearch(void *pagesToNotifySet, void *pageMatchesMap, int currentPage, int searchID, const QStringList &words)
|
|
{
|
|
typedef QPair<RegularAreaRect *, QColor> MatchColor;
|
|
QMap<Page *, QVector<MatchColor>> *pageMatches = static_cast<QMap<Page *, QVector<MatchColor>> *>(pageMatchesMap);
|
|
QSet<int> *pagesToNotify = static_cast<QSet<int> *>(pagesToNotifySet);
|
|
RunningSearch *search = m_searches.value(searchID);
|
|
|
|
if (m_searchCancelled || !search) {
|
|
typedef QVector<MatchColor> MatchesVector;
|
|
|
|
QApplication::restoreOverrideCursor();
|
|
|
|
if (search)
|
|
search->isCurrentlySearching = false;
|
|
|
|
emit m_parent->searchFinished(searchID, Document::SearchCancelled);
|
|
|
|
foreach (const MatchesVector &mv, *pageMatches) {
|
|
foreach (const MatchColor &mc, mv)
|
|
delete mc.first;
|
|
}
|
|
delete pageMatches;
|
|
delete pagesToNotify;
|
|
return;
|
|
}
|
|
|
|
const int wordCount = words.count();
|
|
const int hueStep = (wordCount > 1) ? (60 / (wordCount - 1)) : 60;
|
|
int baseHue, baseSat, baseVal;
|
|
search->cachedColor.getHsv(&baseHue, &baseSat, &baseVal);
|
|
|
|
if (currentPage < m_pagesVector.count()) {
|
|
// get page (from the first to the last)
|
|
Page *page = m_pagesVector.at(currentPage);
|
|
int pageNumber = page->number(); // redundant? is it == currentPage ?
|
|
|
|
// request search page if needed
|
|
if (!page->hasTextPage())
|
|
m_parent->requestTextPage(pageNumber);
|
|
|
|
// loop on a page adding highlights for all found items
|
|
bool allMatched = wordCount > 0, anyMatched = false;
|
|
for (int w = 0; w < wordCount; w++) {
|
|
const QString &word = words[w];
|
|
int newHue = baseHue - w * hueStep;
|
|
if (newHue < 0)
|
|
newHue += 360;
|
|
QColor wordColor = QColor::fromHsv(newHue, baseSat, baseVal);
|
|
RegularAreaRect *lastMatch = nullptr;
|
|
// add all highlights for current word
|
|
bool wordMatched = false;
|
|
while (true) {
|
|
if (lastMatch)
|
|
lastMatch = page->findText(searchID, word, NextResult, search->cachedCaseSensitivity, lastMatch);
|
|
else
|
|
lastMatch = page->findText(searchID, word, FromTop, search->cachedCaseSensitivity);
|
|
|
|
if (!lastMatch)
|
|
break;
|
|
|
|
// add highligh rect to the matches map
|
|
(*pageMatches)[page].append(MatchColor(lastMatch, wordColor));
|
|
wordMatched = true;
|
|
}
|
|
allMatched = allMatched && wordMatched;
|
|
anyMatched = anyMatched || wordMatched;
|
|
}
|
|
|
|
// if not all words are present in page, remove partial highlights
|
|
const bool matchAll = search->cachedType == Document::GoogleAll;
|
|
if (!allMatched && matchAll) {
|
|
QVector<MatchColor> &matches = (*pageMatches)[page];
|
|
foreach (const MatchColor &mc, matches)
|
|
delete mc.first;
|
|
pageMatches->remove(page);
|
|
}
|
|
|
|
QTimer::singleShot(0, m_parent, [this, pagesToNotifySet, pageMatches, currentPage, searchID, words] { doContinueGooglesDocumentSearch(pagesToNotifySet, pageMatches, currentPage + 1, searchID, words); });
|
|
} else {
|
|
// reset cursor to previous shape
|
|
QApplication::restoreOverrideCursor();
|
|
|
|
search->isCurrentlySearching = false;
|
|
bool foundAMatch = pageMatches->count() != 0;
|
|
QMap<Page *, QVector<MatchColor>>::const_iterator it, itEnd;
|
|
it = pageMatches->constBegin();
|
|
itEnd = pageMatches->constEnd();
|
|
for (; it != itEnd; ++it) {
|
|
foreach (const MatchColor &mc, it.value()) {
|
|
it.key()->d->setHighlight(searchID, mc.first, mc.second);
|
|
delete mc.first;
|
|
}
|
|
search->highlightedPages.insert(it.key()->number());
|
|
pagesToNotify->insert(it.key()->number());
|
|
}
|
|
|
|
// send page lists to update observers (since some filter on bookmarks)
|
|
foreach (DocumentObserver *observer, m_observers)
|
|
observer->notifySetup(m_pagesVector, 0);
|
|
|
|
// notify observers about highlights changes
|
|
foreach (int pageNumber, *pagesToNotify)
|
|
foreach (DocumentObserver *observer, m_observers)
|
|
observer->notifyPageChanged(pageNumber, DocumentObserver::Highlights);
|
|
|
|
if (foundAMatch)
|
|
emit m_parent->searchFinished(searchID, Document::MatchFound);
|
|
else
|
|
emit m_parent->searchFinished(searchID, Document::NoMatchFound);
|
|
|
|
delete pageMatches;
|
|
delete pagesToNotify;
|
|
}
|
|
}
|
|
|
|
QVariant DocumentPrivate::documentMetaData(const Generator::DocumentMetaDataKey key, const QVariant &option) const
|
|
{
|
|
switch (key) {
|
|
case Generator::PaperColorMetaData: {
|
|
bool giveDefault = option.toBool();
|
|
QColor color;
|
|
if ((SettingsCore::renderMode() == SettingsCore::EnumRenderMode::Paper) && SettingsCore::changeColors()) {
|
|
color = SettingsCore::paperColor();
|
|
} else if (giveDefault) {
|
|
color = Qt::white;
|
|
}
|
|
return color;
|
|
} break;
|
|
|
|
case Generator::TextAntialiasMetaData:
|
|
switch (SettingsCore::textAntialias()) {
|
|
case SettingsCore::EnumTextAntialias::Enabled:
|
|
return true;
|
|
break;
|
|
#if 0
|
|
case Settings::EnumTextAntialias::UseKDESettings:
|
|
// TODO: read the KDE configuration
|
|
return true;
|
|
break;
|
|
#endif
|
|
case SettingsCore::EnumTextAntialias::Disabled:
|
|
return false;
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case Generator::GraphicsAntialiasMetaData:
|
|
switch (SettingsCore::graphicsAntialias()) {
|
|
case SettingsCore::EnumGraphicsAntialias::Enabled:
|
|
return true;
|
|
break;
|
|
case SettingsCore::EnumGraphicsAntialias::Disabled:
|
|
return false;
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case Generator::TextHintingMetaData:
|
|
switch (SettingsCore::textHinting()) {
|
|
case SettingsCore::EnumTextHinting::Enabled:
|
|
return true;
|
|
break;
|
|
case SettingsCore::EnumTextHinting::Disabled:
|
|
return false;
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
return QVariant();
|
|
}
|
|
|
|
bool DocumentPrivate::isNormalizedRectangleFullyVisible(const Okular::NormalizedRect &rectOfInterest, int rectPage)
|
|
{
|
|
bool rectFullyVisible = false;
|
|
const QVector<Okular::VisiblePageRect *> &visibleRects = m_parent->visiblePageRects();
|
|
QVector<Okular::VisiblePageRect *>::const_iterator vEnd = visibleRects.end();
|
|
QVector<Okular::VisiblePageRect *>::const_iterator vIt = visibleRects.begin();
|
|
|
|
for (; (vIt != vEnd) && !rectFullyVisible; ++vIt) {
|
|
if ((*vIt)->pageNumber == rectPage && (*vIt)->rect.contains(rectOfInterest.left, rectOfInterest.top) && (*vIt)->rect.contains(rectOfInterest.right, rectOfInterest.bottom)) {
|
|
rectFullyVisible = true;
|
|
}
|
|
}
|
|
return rectFullyVisible;
|
|
}
|
|
|
|
struct pdfsyncpoint {
|
|
QString file;
|
|
qlonglong x;
|
|
qlonglong y;
|
|
int row;
|
|
int column;
|
|
int page;
|
|
};
|
|
|
|
void DocumentPrivate::loadSyncFile(const QString &filePath)
|
|
{
|
|
QFile f(filePath + QLatin1String("sync"));
|
|
if (!f.open(QIODevice::ReadOnly))
|
|
return;
|
|
|
|
QTextStream ts(&f);
|
|
// first row: core name of the pdf output
|
|
const QString coreName = ts.readLine();
|
|
// second row: version string, in the form 'Version %u'
|
|
const QString versionstr = ts.readLine();
|
|
// anchor the pattern with \A and \z to match the entire subject string
|
|
// TODO: with Qt 5.12 QRegularExpression::anchoredPattern() can be used instead
|
|
QRegularExpression versionre(QStringLiteral("\\AVersion \\d+\\z"), QRegularExpression::CaseInsensitiveOption);
|
|
QRegularExpressionMatch match = versionre.match(versionstr);
|
|
if (!match.hasMatch()) {
|
|
return;
|
|
}
|
|
|
|
QHash<int, pdfsyncpoint> points;
|
|
QStack<QString> fileStack;
|
|
int currentpage = -1;
|
|
const QLatin1String texStr(".tex");
|
|
const QChar spaceChar = QChar::fromLatin1(' ');
|
|
|
|
fileStack.push(coreName + texStr);
|
|
|
|
const QSizeF dpi = m_generator->dpi();
|
|
|
|
QString line;
|
|
while (!ts.atEnd()) {
|
|
line = ts.readLine();
|
|
const QStringList tokens = line.split(spaceChar, QString::SkipEmptyParts);
|
|
const int tokenSize = tokens.count();
|
|
if (tokenSize < 1)
|
|
continue;
|
|
if (tokens.first() == QLatin1String("l") && tokenSize >= 3) {
|
|
int id = tokens.at(1).toInt();
|
|
QHash<int, pdfsyncpoint>::const_iterator it = points.constFind(id);
|
|
if (it == points.constEnd()) {
|
|
pdfsyncpoint pt;
|
|
pt.x = 0;
|
|
pt.y = 0;
|
|
pt.row = tokens.at(2).toInt();
|
|
pt.column = 0; // TODO
|
|
pt.page = -1;
|
|
pt.file = fileStack.top();
|
|
points[id] = pt;
|
|
}
|
|
} else if (tokens.first() == QLatin1String("s") && tokenSize >= 2) {
|
|
currentpage = tokens.at(1).toInt() - 1;
|
|
} else if (tokens.first() == QLatin1String("p*") && tokenSize >= 4) {
|
|
// TODO
|
|
qCDebug(OkularCoreDebug) << "PdfSync: 'p*' line ignored";
|
|
} else if (tokens.first() == QLatin1String("p") && tokenSize >= 4) {
|
|
int id = tokens.at(1).toInt();
|
|
QHash<int, pdfsyncpoint>::iterator it = points.find(id);
|
|
if (it != points.end()) {
|
|
it->x = tokens.at(2).toInt();
|
|
it->y = tokens.at(3).toInt();
|
|
it->page = currentpage;
|
|
}
|
|
} else if (line.startsWith(QLatin1Char('(')) && tokenSize == 1) {
|
|
QString newfile = line;
|
|
// chop the leading '('
|
|
newfile.remove(0, 1);
|
|
if (!newfile.endsWith(texStr)) {
|
|
newfile += texStr;
|
|
}
|
|
fileStack.push(newfile);
|
|
} else if (line == QLatin1String(")")) {
|
|
if (!fileStack.isEmpty()) {
|
|
fileStack.pop();
|
|
} else
|
|
qCDebug(OkularCoreDebug) << "PdfSync: going one level down too much";
|
|
} else
|
|
qCDebug(OkularCoreDebug).nospace() << "PdfSync: unknown line format: '" << line << "'";
|
|
}
|
|
|
|
QVector<QLinkedList<Okular::SourceRefObjectRect *>> refRects(m_pagesVector.size());
|
|
for (const pdfsyncpoint &pt : qAsConst(points)) {
|
|
// drop pdfsync points not completely valid
|
|
if (pt.page < 0 || pt.page >= m_pagesVector.size())
|
|
continue;
|
|
|
|
// magic numbers for TeX's RSU's (Ridiculously Small Units) conversion to pixels
|
|
Okular::NormalizedPoint p((pt.x * dpi.width()) / (72.27 * 65536.0 * m_pagesVector[pt.page]->width()), (pt.y * dpi.height()) / (72.27 * 65536.0 * m_pagesVector[pt.page]->height()));
|
|
QString file = pt.file;
|
|
Okular::SourceReference *sourceRef = new Okular::SourceReference(file, pt.row, pt.column);
|
|
refRects[pt.page].append(new Okular::SourceRefObjectRect(p, sourceRef));
|
|
}
|
|
for (int i = 0; i < refRects.size(); ++i)
|
|
if (!refRects.at(i).isEmpty())
|
|
m_pagesVector[i]->setSourceReferences(refRects.at(i));
|
|
}
|
|
|
|
void DocumentPrivate::clearAndWaitForRequests()
|
|
{
|
|
m_pixmapRequestsMutex.lock();
|
|
QLinkedList<PixmapRequest *>::const_iterator sIt = m_pixmapRequestsStack.constBegin();
|
|
QLinkedList<PixmapRequest *>::const_iterator sEnd = m_pixmapRequestsStack.constEnd();
|
|
for (; sIt != sEnd; ++sIt)
|
|
delete *sIt;
|
|
m_pixmapRequestsStack.clear();
|
|
m_pixmapRequestsMutex.unlock();
|
|
|
|
QEventLoop loop;
|
|
bool startEventLoop = false;
|
|
do {
|
|
m_pixmapRequestsMutex.lock();
|
|
startEventLoop = !m_executingPixmapRequests.isEmpty();
|
|
|
|
if (m_generator->hasFeature(Generator::SupportsCancelling)) {
|
|
for (PixmapRequest *executingRequest : qAsConst(m_executingPixmapRequests))
|
|
executingRequest->d->mShouldAbortRender = 1;
|
|
|
|
if (m_generator->d_ptr->mTextPageGenerationThread)
|
|
m_generator->d_ptr->mTextPageGenerationThread->abortExtraction();
|
|
}
|
|
|
|
m_pixmapRequestsMutex.unlock();
|
|
if (startEventLoop) {
|
|
m_closingLoop = &loop;
|
|
loop.exec();
|
|
m_closingLoop = nullptr;
|
|
}
|
|
} while (startEventLoop);
|
|
}
|
|
|
|
int DocumentPrivate::findFieldPageNumber(Okular::FormField *field)
|
|
{
|
|
// Lookup the page of the FormField
|
|
int foundPage = -1;
|
|
for (uint pageIdx = 0, nPages = m_parent->pages(); pageIdx < nPages; pageIdx++) {
|
|
const Page *p = m_parent->page(pageIdx);
|
|
if (p && p->formFields().contains(field)) {
|
|
foundPage = static_cast<int>(pageIdx);
|
|
break;
|
|
}
|
|
}
|
|
return foundPage;
|
|
}
|
|
|
|
void DocumentPrivate::executeScriptEvent(const std::shared_ptr<Event> &event, const Okular::ScriptAction *linkscript)
|
|
{
|
|
if (!m_scripter) {
|
|
m_scripter = new Scripter(this);
|
|
}
|
|
m_scripter->setEvent(event.get());
|
|
m_scripter->execute(linkscript->scriptType(), linkscript->script());
|
|
|
|
// Clear out the event after execution
|
|
m_scripter->setEvent(nullptr);
|
|
}
|
|
|
|
Document::Document(QWidget *widget)
|
|
: QObject(nullptr)
|
|
, d(new DocumentPrivate(this))
|
|
{
|
|
d->m_widget = widget;
|
|
d->m_bookmarkManager = new BookmarkManager(d);
|
|
d->m_viewportIterator = d->m_viewportHistory.insert(d->m_viewportHistory.end(), DocumentViewport());
|
|
d->m_undoStack = new QUndoStack(this);
|
|
|
|
connect(SettingsCore::self(), &SettingsCore::configChanged, this, [this] { d->_o_configChanged(); });
|
|
connect(d->m_undoStack, &QUndoStack::canUndoChanged, this, &Document::canUndoChanged);
|
|
connect(d->m_undoStack, &QUndoStack::canRedoChanged, this, &Document::canRedoChanged);
|
|
connect(d->m_undoStack, &QUndoStack::cleanChanged, this, &Document::undoHistoryCleanChanged);
|
|
|
|
qRegisterMetaType<Okular::FontInfo>();
|
|
}
|
|
|
|
Document::~Document()
|
|
{
|
|
// delete generator, pages, and related stuff
|
|
closeDocument();
|
|
|
|
QSet<View *>::const_iterator viewIt = d->m_views.constBegin(), viewEnd = d->m_views.constEnd();
|
|
for (; viewIt != viewEnd; ++viewIt) {
|
|
View *v = *viewIt;
|
|
v->d_func()->document = nullptr;
|
|
}
|
|
|
|
// delete the bookmark manager
|
|
delete d->m_bookmarkManager;
|
|
|
|
// delete the loaded generators
|
|
QHash<QString, GeneratorInfo>::const_iterator it = d->m_loadedGenerators.constBegin(), itEnd = d->m_loadedGenerators.constEnd();
|
|
for (; it != itEnd; ++it)
|
|
d->unloadGenerator(it.value());
|
|
d->m_loadedGenerators.clear();
|
|
|
|
// delete the private structure
|
|
delete d;
|
|
}
|
|
|
|
QString DocumentPrivate::docDataFileName(const QUrl &url, qint64 document_size)
|
|
{
|
|
QString fn = url.fileName();
|
|
fn = QString::number(document_size) + QLatin1Char('.') + fn + QStringLiteral(".xml");
|
|
QString docdataDir = QStandardPaths::writableLocation(QStandardPaths::GenericDataLocation) + QStringLiteral("/okular/docdata");
|
|
// make sure that the okular/docdata/ directory exists (probably this used to be handled by KStandardDirs)
|
|
if (!QFileInfo::exists(docdataDir)) {
|
|
qCDebug(OkularCoreDebug) << "creating docdata folder" << docdataDir;
|
|
QDir().mkpath(docdataDir);
|
|
}
|
|
QString newokularfile = docdataDir + QLatin1Char('/') + fn;
|
|
// we don't want to accidentally migrate old files when running unit tests
|
|
if (!QFile::exists(newokularfile) && !QStandardPaths::isTestModeEnabled()) {
|
|
// see if an KDE4 file still exists
|
|
static Kdelibs4Migration k4migration;
|
|
QString oldfile = k4migration.locateLocal("data", QStringLiteral("okular/docdata/") + fn);
|
|
if (oldfile.isEmpty()) {
|
|
oldfile = k4migration.locateLocal("data", QStringLiteral("kpdf/") + fn);
|
|
}
|
|
if (!oldfile.isEmpty() && QFile::exists(oldfile)) {
|
|
// ### copy or move?
|
|
if (!QFile::copy(oldfile, newokularfile))
|
|
return QString();
|
|
}
|
|
}
|
|
return newokularfile;
|
|
}
|
|
|
|
QVector<KPluginMetaData> DocumentPrivate::availableGenerators()
|
|
{
|
|
static QVector<KPluginMetaData> result;
|
|
if (result.isEmpty()) {
|
|
result = KPluginLoader::findPlugins(QStringLiteral("okular/generators"));
|
|
}
|
|
return result;
|
|
}
|
|
|
|
KPluginMetaData DocumentPrivate::generatorForMimeType(const QMimeType &type, QWidget *widget, const QVector<KPluginMetaData> &triedOffers)
|
|
{
|
|
// First try to find an exact match, and then look for more general ones (e. g. the plain text one)
|
|
// Ideally we would rank these by "closeness", but that might be overdoing it
|
|
|
|
const QVector<KPluginMetaData> available = availableGenerators();
|
|
QVector<KPluginMetaData> offers;
|
|
QVector<KPluginMetaData> exactMatches;
|
|
|
|
QMimeDatabase mimeDatabase;
|
|
|
|
for (const KPluginMetaData &md : available) {
|
|
if (triedOffers.contains(md))
|
|
continue;
|
|
|
|
const QStringList mimetypes = md.mimeTypes();
|
|
for (const QString &supported : mimetypes) {
|
|
QMimeType mimeType = mimeDatabase.mimeTypeForName(supported);
|
|
if (mimeType == type && !exactMatches.contains(md)) {
|
|
exactMatches << md;
|
|
}
|
|
|
|
if (type.inherits(supported) && !offers.contains(md)) {
|
|
offers << md;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!exactMatches.isEmpty()) {
|
|
offers = exactMatches;
|
|
}
|
|
|
|
if (offers.isEmpty()) {
|
|
return KPluginMetaData();
|
|
}
|
|
int hRank = 0;
|
|
// best ranked offer search
|
|
int offercount = offers.size();
|
|
if (offercount > 1) {
|
|
// sort the offers: the offers with an higher priority come before
|
|
auto cmp = [](const KPluginMetaData &s1, const KPluginMetaData &s2) {
|
|
const QString property = QStringLiteral("X-KDE-Priority");
|
|
return s1.rawData()[property].toInt() > s2.rawData()[property].toInt();
|
|
};
|
|
std::stable_sort(offers.begin(), offers.end(), cmp);
|
|
|
|
if (SettingsCore::chooseGenerators()) {
|
|
QStringList list;
|
|
for (int i = 0; i < offercount; ++i) {
|
|
list << offers.at(i).pluginId();
|
|
}
|
|
ChooseEngineDialog choose(list, type, widget);
|
|
|
|
if (choose.exec() == QDialog::Rejected)
|
|
return KPluginMetaData();
|
|
|
|
hRank = choose.selectedGenerator();
|
|
}
|
|
}
|
|
Q_ASSERT(hRank < offers.size());
|
|
return offers.at(hRank);
|
|
}
|
|
|
|
Document::OpenResult Document::openDocument(const QString &docFile, const QUrl &url, const QMimeType &_mime, const QString &password)
|
|
{
|
|
QMimeDatabase db;
|
|
QMimeType mime = _mime;
|
|
QByteArray filedata;
|
|
int fd = -1;
|
|
if (url.scheme() == QLatin1String("fd")) {
|
|
bool ok;
|
|
fd = url.path().midRef(1).toInt(&ok);
|
|
if (!ok) {
|
|
return OpenError;
|
|
}
|
|
} else if (url.fileName() == QLatin1String("-")) {
|
|
fd = 0;
|
|
}
|
|
bool triedMimeFromFileContent = false;
|
|
if (fd < 0) {
|
|
if (!mime.isValid())
|
|
return OpenError;
|
|
|
|
d->m_url = url;
|
|
d->m_docFileName = docFile;
|
|
|
|
if (!d->updateMetadataXmlNameAndDocSize())
|
|
return OpenError;
|
|
} else {
|
|
QFile qstdin;
|
|
const bool ret = qstdin.open(fd, QIODevice::ReadOnly, QFileDevice::AutoCloseHandle);
|
|
if (!ret) {
|
|
qWarning() << "failed to read" << url << filedata;
|
|
return OpenError;
|
|
}
|
|
|
|
filedata = qstdin.readAll();
|
|
mime = db.mimeTypeForData(filedata);
|
|
if (!mime.isValid() || mime.isDefault())
|
|
return OpenError;
|
|
d->m_docSize = filedata.size();
|
|
triedMimeFromFileContent = true;
|
|
}
|
|
|
|
const bool fromFileDescriptor = fd >= 0;
|
|
|
|
// 0. load Generator
|
|
// request only valid non-disabled plugins suitable for the mimetype
|
|
KPluginMetaData offer = DocumentPrivate::generatorForMimeType(mime, d->m_widget);
|
|
if (!offer.isValid() && !triedMimeFromFileContent) {
|
|
QMimeType newmime = db.mimeTypeForFile(docFile, QMimeDatabase::MatchContent);
|
|
triedMimeFromFileContent = true;
|
|
if (newmime != mime) {
|
|
mime = newmime;
|
|
offer = DocumentPrivate::generatorForMimeType(mime, d->m_widget);
|
|
}
|
|
if (!offer.isValid()) {
|
|
// There's still no offers, do a final mime search based on the filename
|
|
// We need this because sometimes (e.g. when downloading from a webserver) the mimetype we
|
|
// use is the one fed by the server, that may be wrong
|
|
newmime = db.mimeTypeForUrl(url);
|
|
|
|
if (!newmime.isDefault() && newmime != mime) {
|
|
mime = newmime;
|
|
offer = DocumentPrivate::generatorForMimeType(mime, d->m_widget);
|
|
}
|
|
}
|
|
}
|
|
if (!offer.isValid()) {
|
|
d->m_openError = i18n("Can not find a plugin which is able to handle the document being passed.");
|
|
emit error(d->m_openError, -1);
|
|
qCWarning(OkularCoreDebug).nospace() << "No plugin for mimetype '" << mime.name() << "'.";
|
|
return OpenError;
|
|
}
|
|
|
|
// 1. load Document
|
|
OpenResult openResult = d->openDocumentInternal(offer, fromFileDescriptor, docFile, filedata, password);
|
|
if (openResult == OpenError) {
|
|
QVector<KPluginMetaData> triedOffers;
|
|
triedOffers << offer;
|
|
offer = DocumentPrivate::generatorForMimeType(mime, d->m_widget, triedOffers);
|
|
|
|
while (offer.isValid()) {
|
|
openResult = d->openDocumentInternal(offer, fromFileDescriptor, docFile, filedata, password);
|
|
|
|
if (openResult == OpenError) {
|
|
triedOffers << offer;
|
|
offer = DocumentPrivate::generatorForMimeType(mime, d->m_widget, triedOffers);
|
|
} else
|
|
break;
|
|
}
|
|
|
|
if (openResult == OpenError && !triedMimeFromFileContent) {
|
|
QMimeType newmime = db.mimeTypeForFile(docFile, QMimeDatabase::MatchContent);
|
|
triedMimeFromFileContent = true;
|
|
if (newmime != mime) {
|
|
mime = newmime;
|
|
offer = DocumentPrivate::generatorForMimeType(mime, d->m_widget, triedOffers);
|
|
while (offer.isValid()) {
|
|
openResult = d->openDocumentInternal(offer, fromFileDescriptor, docFile, filedata, password);
|
|
|
|
if (openResult == OpenError) {
|
|
triedOffers << offer;
|
|
offer = DocumentPrivate::generatorForMimeType(mime, d->m_widget, triedOffers);
|
|
} else
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (openResult == OpenSuccess) {
|
|
// Clear errors, since we're trying various generators, maybe one of them errored out
|
|
// but we finally succeeded
|
|
// TODO one can still see the error message animating out but since this is a very rare
|
|
// condition we can leave this for future work
|
|
emit error(QString(), -1);
|
|
}
|
|
}
|
|
if (openResult != OpenSuccess) {
|
|
return openResult;
|
|
}
|
|
|
|
// no need to check for the existence of a synctex file, no parser will be
|
|
// created if none exists
|
|
d->m_synctex_scanner = synctex_scanner_new_with_output_file(QFile::encodeName(docFile).constData(), nullptr, 1);
|
|
if (!d->m_synctex_scanner && QFile::exists(docFile + QLatin1String("sync"))) {
|
|
d->loadSyncFile(docFile);
|
|
}
|
|
|
|
d->m_generatorName = offer.pluginId();
|
|
d->m_pageController = new PageController();
|
|
connect(d->m_pageController, &PageController::rotationFinished, this, [this](int p, Okular::Page *op) { d->rotationFinished(p, op); });
|
|
|
|
for (Page *p : qAsConst(d->m_pagesVector))
|
|
p->d->m_doc = d;
|
|
|
|
d->m_metadataLoadingCompleted = false;
|
|
d->m_docdataMigrationNeeded = false;
|
|
|
|
// 2. load Additional Data (bookmarks, local annotations and metadata) about the document
|
|
if (d->m_archiveData) {
|
|
// QTemporaryFile is weird and will return false in exists if fileName wasn't called before
|
|
d->m_archiveData->metadataFile.fileName();
|
|
d->loadDocumentInfo(d->m_archiveData->metadataFile, LoadPageInfo);
|
|
d->loadDocumentInfo(LoadGeneralInfo);
|
|
} else {
|
|
if (d->loadDocumentInfo(LoadPageInfo))
|
|
d->m_docdataMigrationNeeded = true;
|
|
d->loadDocumentInfo(LoadGeneralInfo);
|
|
}
|
|
|
|
d->m_metadataLoadingCompleted = true;
|
|
d->m_bookmarkManager->setUrl(d->m_url);
|
|
|
|
// 3. setup observers internal lists and data
|
|
foreachObserver(notifySetup(d->m_pagesVector, DocumentObserver::DocumentChanged | DocumentObserver::UrlChanged));
|
|
|
|
// 4. set initial page (restoring the page saved in xml if loaded)
|
|
DocumentViewport loadedViewport = (*d->m_viewportIterator);
|
|
if (loadedViewport.isValid()) {
|
|
(*d->m_viewportIterator) = DocumentViewport();
|
|
if (loadedViewport.pageNumber >= (int)d->m_pagesVector.size())
|
|
loadedViewport.pageNumber = d->m_pagesVector.size() - 1;
|
|
} else
|
|
loadedViewport.pageNumber = 0;
|
|
setViewport(loadedViewport);
|
|
|
|
// start bookmark saver timer
|
|
if (!d->m_saveBookmarksTimer) {
|
|
d->m_saveBookmarksTimer = new QTimer(this);
|
|
connect(d->m_saveBookmarksTimer, &QTimer::timeout, this, [this] { d->saveDocumentInfo(); });
|
|
}
|
|
d->m_saveBookmarksTimer->start(5 * 60 * 1000);
|
|
|
|
// start memory check timer
|
|
if (!d->m_memCheckTimer) {
|
|
d->m_memCheckTimer = new QTimer(this);
|
|
connect(d->m_memCheckTimer, &QTimer::timeout, this, [this] { d->slotTimedMemoryCheck(); });
|
|
}
|
|
d->m_memCheckTimer->start(kMemCheckTime);
|
|
|
|
const DocumentViewport nextViewport = d->nextDocumentViewport();
|
|
if (nextViewport.isValid()) {
|
|
setViewport(nextViewport);
|
|
d->m_nextDocumentViewport = DocumentViewport();
|
|
d->m_nextDocumentDestination = QString();
|
|
}
|
|
|
|
AudioPlayer::instance()->d->m_currentDocument = fromFileDescriptor ? QUrl() : d->m_url;
|
|
|
|
const QStringList docScripts = d->m_generator->metaData(QStringLiteral("DocumentScripts"), QStringLiteral("JavaScript")).toStringList();
|
|
if (!docScripts.isEmpty()) {
|
|
d->m_scripter = new Scripter(d);
|
|
for (const QString &docscript : docScripts) {
|
|
d->m_scripter->execute(JavaScript, docscript);
|
|
}
|
|
}
|
|
|
|
return OpenSuccess;
|
|
}
|
|
|
|
bool DocumentPrivate::updateMetadataXmlNameAndDocSize()
|
|
{
|
|
// m_docFileName is always local so we can use QFileInfo on it
|
|
QFileInfo fileReadTest(m_docFileName);
|
|
if (!fileReadTest.isFile() && !fileReadTest.isReadable())
|
|
return false;
|
|
|
|
m_docSize = fileReadTest.size();
|
|
|
|
// determine the related "xml document-info" filename
|
|
if (m_url.isLocalFile()) {
|
|
const QString filePath = docDataFileName(m_url, m_docSize);
|
|
qCDebug(OkularCoreDebug) << "Metadata file is now:" << filePath;
|
|
m_xmlFileName = filePath;
|
|
} else {
|
|
qCDebug(OkularCoreDebug) << "Metadata file: disabled";
|
|
m_xmlFileName = QString();
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
KXMLGUIClient *Document::guiClient()
|
|
{
|
|
if (d->m_generator) {
|
|
Okular::GuiInterface *iface = qobject_cast<Okular::GuiInterface *>(d->m_generator);
|
|
if (iface)
|
|
return iface->guiClient();
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
void Document::closeDocument()
|
|
{
|
|
// check if there's anything to close...
|
|
if (!d->m_generator)
|
|
return;
|
|
|
|
emit aboutToClose();
|
|
|
|
delete d->m_pageController;
|
|
d->m_pageController = nullptr;
|
|
|
|
delete d->m_scripter;
|
|
d->m_scripter = nullptr;
|
|
|
|
// remove requests left in queue
|
|
d->clearAndWaitForRequests();
|
|
|
|
if (d->m_fontThread) {
|
|
disconnect(d->m_fontThread, nullptr, this, nullptr);
|
|
d->m_fontThread->stopExtraction();
|
|
d->m_fontThread->wait();
|
|
d->m_fontThread = nullptr;
|
|
}
|
|
|
|
// stop any audio playback
|
|
AudioPlayer::instance()->stopPlaybacks();
|
|
|
|
// close the current document and save document info if a document is still opened
|
|
if (d->m_generator && d->m_pagesVector.size() > 0) {
|
|
d->saveDocumentInfo();
|
|
d->m_generator->closeDocument();
|
|
}
|
|
|
|
if (d->m_synctex_scanner) {
|
|
synctex_scanner_free(d->m_synctex_scanner);
|
|
d->m_synctex_scanner = nullptr;
|
|
}
|
|
|
|
// stop timers
|
|
if (d->m_memCheckTimer)
|
|
d->m_memCheckTimer->stop();
|
|
if (d->m_saveBookmarksTimer)
|
|
d->m_saveBookmarksTimer->stop();
|
|
|
|
if (d->m_generator) {
|
|
// disconnect the generator from this document ...
|
|
d->m_generator->d_func()->m_document = nullptr;
|
|
// .. and this document from the generator signals
|
|
disconnect(d->m_generator, nullptr, this, nullptr);
|
|
|
|
QHash<QString, GeneratorInfo>::const_iterator genIt = d->m_loadedGenerators.constFind(d->m_generatorName);
|
|
Q_ASSERT(genIt != d->m_loadedGenerators.constEnd());
|
|
}
|
|
d->m_generator = nullptr;
|
|
d->m_generatorName = QString();
|
|
d->m_url = QUrl();
|
|
d->m_walletGenerator = nullptr;
|
|
d->m_docFileName = QString();
|
|
d->m_xmlFileName = QString();
|
|
delete d->m_tempFile;
|
|
d->m_tempFile = nullptr;
|
|
delete d->m_archiveData;
|
|
d->m_archiveData = nullptr;
|
|
d->m_docSize = -1;
|
|
d->m_exportCached = false;
|
|
d->m_exportFormats.clear();
|
|
d->m_exportToText = ExportFormat();
|
|
d->m_fontsCached = false;
|
|
d->m_fontsCache.clear();
|
|
d->m_rotation = Rotation0;
|
|
|
|
// send an empty list to observers (to free their data)
|
|
foreachObserver(notifySetup(QVector<Page *>(), DocumentObserver::DocumentChanged | DocumentObserver::UrlChanged));
|
|
|
|
// delete pages and clear 'd->m_pagesVector' container
|
|
QVector<Page *>::const_iterator pIt = d->m_pagesVector.constBegin();
|
|
QVector<Page *>::const_iterator pEnd = d->m_pagesVector.constEnd();
|
|
for (; pIt != pEnd; ++pIt)
|
|
delete *pIt;
|
|
d->m_pagesVector.clear();
|
|
|
|
// clear 'memory allocation' descriptors
|
|
qDeleteAll(d->m_allocatedPixmaps);
|
|
d->m_allocatedPixmaps.clear();
|
|
|
|
// clear 'running searches' descriptors
|
|
QMap<int, RunningSearch *>::const_iterator rIt = d->m_searches.constBegin();
|
|
QMap<int, RunningSearch *>::const_iterator rEnd = d->m_searches.constEnd();
|
|
for (; rIt != rEnd; ++rIt)
|
|
delete *rIt;
|
|
d->m_searches.clear();
|
|
|
|
// clear the visible areas and notify the observers
|
|
QVector<VisiblePageRect *>::const_iterator vIt = d->m_pageRects.constBegin();
|
|
QVector<VisiblePageRect *>::const_iterator vEnd = d->m_pageRects.constEnd();
|
|
for (; vIt != vEnd; ++vIt)
|
|
delete *vIt;
|
|
d->m_pageRects.clear();
|
|
foreachObserver(notifyVisibleRectsChanged());
|
|
|
|
// reset internal variables
|
|
|
|
d->m_viewportHistory.clear();
|
|
d->m_viewportHistory.append(DocumentViewport());
|
|
d->m_viewportIterator = d->m_viewportHistory.begin();
|
|
d->m_allocatedPixmapsTotalMemory = 0;
|
|
d->m_allocatedTextPagesFifo.clear();
|
|
d->m_pageSize = PageSize();
|
|
d->m_pageSizes.clear();
|
|
|
|
d->m_documentInfo = DocumentInfo();
|
|
d->m_documentInfoAskedKeys.clear();
|
|
|
|
AudioPlayer::instance()->d->m_currentDocument = QUrl();
|
|
|
|
d->m_undoStack->clear();
|
|
d->m_docdataMigrationNeeded = false;
|
|
|
|
#if HAVE_MALLOC_TRIM
|
|
// trim unused memory, glibc should do this but it seems it does not
|
|
// this can greatly decrease the [perceived] memory consumption of okular
|
|
// see: https://sourceware.org/bugzilla/show_bug.cgi?id=14827
|
|
malloc_trim(0);
|
|
#endif
|
|
}
|
|
|
|
void Document::addObserver(DocumentObserver *pObserver)
|
|
{
|
|
Q_ASSERT(!d->m_observers.contains(pObserver));
|
|
d->m_observers << pObserver;
|
|
|
|
// if the observer is added while a document is already opened, tell it
|
|
if (!d->m_pagesVector.isEmpty()) {
|
|
pObserver->notifySetup(d->m_pagesVector, DocumentObserver::DocumentChanged | DocumentObserver::UrlChanged);
|
|
pObserver->notifyViewportChanged(false /*disables smoothMove*/);
|
|
}
|
|
}
|
|
|
|
void Document::removeObserver(DocumentObserver *pObserver)
|
|
{
|
|
// remove observer from the set. it won't receive notifications anymore
|
|
if (d->m_observers.contains(pObserver)) {
|
|
// free observer's pixmap data
|
|
QVector<Page *>::const_iterator it = d->m_pagesVector.constBegin(), end = d->m_pagesVector.constEnd();
|
|
for (; it != end; ++it)
|
|
(*it)->deletePixmap(pObserver);
|
|
|
|
// [MEM] free observer's allocation descriptors
|
|
QLinkedList<AllocatedPixmap *>::iterator aIt = d->m_allocatedPixmaps.begin();
|
|
QLinkedList<AllocatedPixmap *>::iterator aEnd = d->m_allocatedPixmaps.end();
|
|
while (aIt != aEnd) {
|
|
AllocatedPixmap *p = *aIt;
|
|
if (p->observer == pObserver) {
|
|
aIt = d->m_allocatedPixmaps.erase(aIt);
|
|
delete p;
|
|
} else
|
|
++aIt;
|
|
}
|
|
|
|
for (PixmapRequest *executingRequest : qAsConst(d->m_executingPixmapRequests)) {
|
|
if (executingRequest->observer() == pObserver) {
|
|
d->cancelRenderingBecauseOf(executingRequest, nullptr);
|
|
}
|
|
}
|
|
|
|
// remove observer entry from the set
|
|
d->m_observers.remove(pObserver);
|
|
}
|
|
}
|
|
|
|
void Document::reparseConfig()
|
|
{
|
|
// reparse generator config and if something changed clear Pages
|
|
bool configchanged = false;
|
|
if (d->m_generator) {
|
|
Okular::ConfigInterface *iface = qobject_cast<Okular::ConfigInterface *>(d->m_generator);
|
|
if (iface)
|
|
configchanged = iface->reparseConfig();
|
|
}
|
|
if (configchanged) {
|
|
// invalidate pixmaps
|
|
QVector<Page *>::const_iterator it = d->m_pagesVector.constBegin(), end = d->m_pagesVector.constEnd();
|
|
for (; it != end; ++it) {
|
|
(*it)->deletePixmaps();
|
|
}
|
|
|
|
// [MEM] remove allocation descriptors
|
|
qDeleteAll(d->m_allocatedPixmaps);
|
|
d->m_allocatedPixmaps.clear();
|
|
d->m_allocatedPixmapsTotalMemory = 0;
|
|
|
|
// send reload signals to observers
|
|
foreachObserver(notifyContentsCleared(DocumentObserver::Pixmap));
|
|
}
|
|
|
|
// free memory if in 'low' profile
|
|
if (SettingsCore::memoryLevel() == SettingsCore::EnumMemoryLevel::Low && !d->m_allocatedPixmaps.isEmpty() && !d->m_pagesVector.isEmpty())
|
|
d->cleanupPixmapMemory();
|
|
}
|
|
|
|
bool Document::isOpened() const
|
|
{
|
|
return d->m_generator;
|
|
}
|
|
|
|
bool Document::canConfigurePrinter() const
|
|
{
|
|
if (d->m_generator) {
|
|
Okular::PrintInterface *iface = qobject_cast<Okular::PrintInterface *>(d->m_generator);
|
|
return iface ? true : false;
|
|
} else
|
|
return false;
|
|
}
|
|
|
|
DocumentInfo Document::documentInfo() const
|
|
{
|
|
QSet<DocumentInfo::Key> keys;
|
|
for (Okular::DocumentInfo::Key ks = Okular::DocumentInfo::Title; ks < Okular::DocumentInfo::Invalid; ks = Okular::DocumentInfo::Key(ks + 1)) {
|
|
keys << ks;
|
|
}
|
|
|
|
return documentInfo(keys);
|
|
}
|
|
|
|
DocumentInfo Document::documentInfo(const QSet<DocumentInfo::Key> &keys) const
|
|
{
|
|
DocumentInfo result = d->m_documentInfo;
|
|
const QSet<DocumentInfo::Key> missingKeys = keys - d->m_documentInfoAskedKeys;
|
|
|
|
if (d->m_generator && !missingKeys.isEmpty()) {
|
|
DocumentInfo info = d->m_generator->generateDocumentInfo(missingKeys);
|
|
|
|
if (missingKeys.contains(DocumentInfo::FilePath)) {
|
|
info.set(DocumentInfo::FilePath, currentDocument().toDisplayString());
|
|
}
|
|
|
|
if (d->m_docSize != -1 && missingKeys.contains(DocumentInfo::DocumentSize)) {
|
|
const QString sizeString = KFormat().formatByteSize(d->m_docSize);
|
|
info.set(DocumentInfo::DocumentSize, sizeString);
|
|
}
|
|
if (missingKeys.contains(DocumentInfo::PagesSize)) {
|
|
const QString pagesSize = d->pagesSizeString();
|
|
if (!pagesSize.isEmpty()) {
|
|
info.set(DocumentInfo::PagesSize, pagesSize);
|
|
}
|
|
}
|
|
|
|
if (missingKeys.contains(DocumentInfo::Pages) && info.get(DocumentInfo::Pages).isEmpty()) {
|
|
info.set(DocumentInfo::Pages, QString::number(this->pages()));
|
|
}
|
|
|
|
d->m_documentInfo.d->values.unite(info.d->values);
|
|
d->m_documentInfo.d->titles.unite(info.d->titles);
|
|
result.d->values.unite(info.d->values);
|
|
result.d->titles.unite(info.d->titles);
|
|
}
|
|
d->m_documentInfoAskedKeys += keys;
|
|
|
|
return result;
|
|
}
|
|
|
|
const DocumentSynopsis *Document::documentSynopsis() const
|
|
{
|
|
return d->m_generator ? d->m_generator->generateDocumentSynopsis() : nullptr;
|
|
}
|
|
|
|
void Document::startFontReading()
|
|
{
|
|
if (!d->m_generator || !d->m_generator->hasFeature(Generator::FontInfo) || d->m_fontThread)
|
|
return;
|
|
|
|
if (d->m_fontsCached) {
|
|
// in case we have cached fonts, simulate a reading
|
|
// this way the API is the same, and users no need to care about the
|
|
// internal caching
|
|
for (int i = 0; i < d->m_fontsCache.count(); ++i) {
|
|
emit gotFont(d->m_fontsCache.at(i));
|
|
emit fontReadingProgress(i / pages());
|
|
}
|
|
emit fontReadingEnded();
|
|
return;
|
|
}
|
|
|
|
d->m_fontThread = new FontExtractionThread(d->m_generator, pages());
|
|
connect(d->m_fontThread, &FontExtractionThread::gotFont, this, [this](const Okular::FontInfo &f) { d->fontReadingGotFont(f); });
|
|
connect(d->m_fontThread.data(), &FontExtractionThread::progress, this, [this](int p) { d->slotFontReadingProgress(p); });
|
|
|
|
d->m_fontThread->startExtraction(/*d->m_generator->hasFeature( Generator::Threaded )*/ true);
|
|
}
|
|
|
|
void Document::stopFontReading()
|
|
{
|
|
if (!d->m_fontThread)
|
|
return;
|
|
|
|
disconnect(d->m_fontThread, nullptr, this, nullptr);
|
|
d->m_fontThread->stopExtraction();
|
|
d->m_fontThread = nullptr;
|
|
d->m_fontsCache.clear();
|
|
}
|
|
|
|
bool Document::canProvideFontInformation() const
|
|
{
|
|
return d->m_generator ? d->m_generator->hasFeature(Generator::FontInfo) : false;
|
|
}
|
|
|
|
const QList<EmbeddedFile *> *Document::embeddedFiles() const
|
|
{
|
|
return d->m_generator ? d->m_generator->embeddedFiles() : nullptr;
|
|
}
|
|
|
|
const Page *Document::page(int n) const
|
|
{
|
|
return (n >= 0 && n < d->m_pagesVector.count()) ? d->m_pagesVector.at(n) : nullptr;
|
|
}
|
|
|
|
const DocumentViewport &Document::viewport() const
|
|
{
|
|
return (*d->m_viewportIterator);
|
|
}
|
|
|
|
const QVector<VisiblePageRect *> &Document::visiblePageRects() const
|
|
{
|
|
return d->m_pageRects;
|
|
}
|
|
|
|
void Document::setVisiblePageRects(const QVector<VisiblePageRect *> &visiblePageRects, DocumentObserver *excludeObserver)
|
|
{
|
|
QVector<VisiblePageRect *>::const_iterator vIt = d->m_pageRects.constBegin();
|
|
QVector<VisiblePageRect *>::const_iterator vEnd = d->m_pageRects.constEnd();
|
|
for (; vIt != vEnd; ++vIt)
|
|
delete *vIt;
|
|
d->m_pageRects = visiblePageRects;
|
|
// notify change to all other (different from id) observers
|
|
foreach (DocumentObserver *o, d->m_observers)
|
|
if (o != excludeObserver)
|
|
o->notifyVisibleRectsChanged();
|
|
}
|
|
|
|
uint Document::currentPage() const
|
|
{
|
|
return (*d->m_viewportIterator).pageNumber;
|
|
}
|
|
|
|
uint Document::pages() const
|
|
{
|
|
return d->m_pagesVector.size();
|
|
}
|
|
|
|
QUrl Document::currentDocument() const
|
|
{
|
|
return d->m_url;
|
|
}
|
|
|
|
bool Document::isAllowed(Permission action) const
|
|
{
|
|
if (action == Okular::AllowNotes && (d->m_docdataMigrationNeeded || !d->m_annotationEditingEnabled))
|
|
return false;
|
|
if (action == Okular::AllowFillForms && d->m_docdataMigrationNeeded)
|
|
return false;
|
|
|
|
#if !OKULAR_FORCE_DRM
|
|
if (KAuthorized::authorize(QStringLiteral("skip_drm")) && !SettingsCore::obeyDRM())
|
|
return true;
|
|
#endif
|
|
|
|
return d->m_generator ? d->m_generator->isAllowed(action) : false;
|
|
}
|
|
|
|
bool Document::supportsSearching() const
|
|
{
|
|
return d->m_generator ? d->m_generator->hasFeature(Generator::TextExtraction) : false;
|
|
}
|
|
|
|
bool Document::supportsPageSizes() const
|
|
{
|
|
return d->m_generator ? d->m_generator->hasFeature(Generator::PageSizes) : false;
|
|
}
|
|
|
|
bool Document::supportsTiles() const
|
|
{
|
|
return d->m_generator ? d->m_generator->hasFeature(Generator::TiledRendering) : false;
|
|
}
|
|
|
|
PageSize::List Document::pageSizes() const
|
|
{
|
|
if (d->m_generator) {
|
|
if (d->m_pageSizes.isEmpty())
|
|
d->m_pageSizes = d->m_generator->pageSizes();
|
|
return d->m_pageSizes;
|
|
}
|
|
return PageSize::List();
|
|
}
|
|
|
|
bool Document::canExportToText() const
|
|
{
|
|
if (!d->m_generator)
|
|
return false;
|
|
|
|
d->cacheExportFormats();
|
|
return !d->m_exportToText.isNull();
|
|
}
|
|
|
|
bool Document::exportToText(const QString &fileName) const
|
|
{
|
|
if (!d->m_generator)
|
|
return false;
|
|
|
|
d->cacheExportFormats();
|
|
if (d->m_exportToText.isNull())
|
|
return false;
|
|
|
|
return d->m_generator->exportTo(fileName, d->m_exportToText);
|
|
}
|
|
|
|
ExportFormat::List Document::exportFormats() const
|
|
{
|
|
if (!d->m_generator)
|
|
return ExportFormat::List();
|
|
|
|
d->cacheExportFormats();
|
|
return d->m_exportFormats;
|
|
}
|
|
|
|
bool Document::exportTo(const QString &fileName, const ExportFormat &format) const
|
|
{
|
|
return d->m_generator ? d->m_generator->exportTo(fileName, format) : false;
|
|
}
|
|
|
|
bool Document::historyAtBegin() const
|
|
{
|
|
return d->m_viewportIterator == d->m_viewportHistory.begin();
|
|
}
|
|
|
|
bool Document::historyAtEnd() const
|
|
{
|
|
return d->m_viewportIterator == --(d->m_viewportHistory.end());
|
|
}
|
|
|
|
QVariant Document::metaData(const QString &key, const QVariant &option) const
|
|
{
|
|
// if option starts with "src:" assume that we are handling a
|
|
// source reference
|
|
if (key == QLatin1String("NamedViewport") && option.toString().startsWith(QLatin1String("src:"), Qt::CaseInsensitive) && d->m_synctex_scanner) {
|
|
const QString reference = option.toString();
|
|
|
|
// The reference is of form "src:1111Filename", where "1111"
|
|
// points to line number 1111 in the file "Filename".
|
|
// Extract the file name and the numeral part from the reference string.
|
|
// This will fail if Filename starts with a digit.
|
|
QString name, lineString;
|
|
// Remove "src:". Presence of substring has been checked before this
|
|
// function is called.
|
|
name = reference.mid(4);
|
|
// split
|
|
int nameLength = name.length();
|
|
int i = 0;
|
|
for (i = 0; i < nameLength; ++i) {
|
|
if (!name[i].isDigit())
|
|
break;
|
|
}
|
|
lineString = name.left(i);
|
|
name = name.mid(i);
|
|
// Remove spaces.
|
|
name = name.trimmed();
|
|
lineString = lineString.trimmed();
|
|
// Convert line to integer.
|
|
bool ok;
|
|
int line = lineString.toInt(&ok);
|
|
if (!ok)
|
|
line = -1;
|
|
|
|
// Use column == -1 for now.
|
|
if (synctex_display_query(d->m_synctex_scanner, QFile::encodeName(name).constData(), line, -1, 0) > 0) {
|
|
synctex_node_p node;
|
|
// For now use the first hit. Could possibly be made smarter
|
|
// in case there are multiple hits.
|
|
while ((node = synctex_scanner_next_result(d->m_synctex_scanner))) {
|
|
Okular::DocumentViewport viewport;
|
|
|
|
// TeX pages start at 1.
|
|
viewport.pageNumber = synctex_node_page(node) - 1;
|
|
|
|
if (viewport.pageNumber >= 0) {
|
|
const QSizeF dpi = d->m_generator->dpi();
|
|
|
|
// TeX small points ...
|
|
double px = (synctex_node_visible_h(node) * dpi.width()) / 72.27;
|
|
double py = (synctex_node_visible_v(node) * dpi.height()) / 72.27;
|
|
viewport.rePos.normalizedX = px / page(viewport.pageNumber)->width();
|
|
viewport.rePos.normalizedY = (py + 0.5) / page(viewport.pageNumber)->height();
|
|
viewport.rePos.enabled = true;
|
|
viewport.rePos.pos = Okular::DocumentViewport::Center;
|
|
|
|
return viewport.toString();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return d->m_generator ? d->m_generator->metaData(key, option) : QVariant();
|
|
}
|
|
|
|
Rotation Document::rotation() const
|
|
{
|
|
return d->m_rotation;
|
|
}
|
|
|
|
QSizeF Document::allPagesSize() const
|
|
{
|
|
bool allPagesSameSize = true;
|
|
QSizeF size;
|
|
for (int i = 0; allPagesSameSize && i < d->m_pagesVector.count(); ++i) {
|
|
const Page *p = d->m_pagesVector.at(i);
|
|
if (i == 0)
|
|
size = QSizeF(p->width(), p->height());
|
|
else {
|
|
allPagesSameSize = (size == QSizeF(p->width(), p->height()));
|
|
}
|
|
}
|
|
if (allPagesSameSize)
|
|
return size;
|
|
else
|
|
return QSizeF();
|
|
}
|
|
|
|
QString Document::pageSizeString(int page) const
|
|
{
|
|
if (d->m_generator) {
|
|
if (d->m_generator->pagesSizeMetric() != Generator::None) {
|
|
const Page *p = d->m_pagesVector.at(page);
|
|
return d->localizedSize(QSizeF(p->width(), p->height()));
|
|
}
|
|
}
|
|
return QString();
|
|
}
|
|
|
|
static bool shouldCancelRenderingBecauseOf(const PixmapRequest &executingRequest, const PixmapRequest &otherRequest)
|
|
{
|
|
// New request has higher priority -> cancel
|
|
if (executingRequest.priority() > otherRequest.priority())
|
|
return true;
|
|
|
|
// New request has lower priority -> don't cancel
|
|
if (executingRequest.priority() < otherRequest.priority())
|
|
return false;
|
|
|
|
// New request has same priority and is from a different observer -> don't cancel
|
|
// AFAIK this never happens since all observers have different priorities
|
|
if (executingRequest.observer() != otherRequest.observer())
|
|
return false;
|
|
|
|
// Same priority and observer, different page number -> don't cancel
|
|
// may still end up cancelled later in the parent caller if none of the requests
|
|
// is of the executingRequest page and RemoveAllPrevious is specified
|
|
if (executingRequest.pageNumber() != otherRequest.pageNumber())
|
|
return false;
|
|
|
|
// Same priority, observer, page, different size -> cancel
|
|
if (executingRequest.width() != otherRequest.width())
|
|
return true;
|
|
|
|
// Same priority, observer, page, different size -> cancel
|
|
if (executingRequest.height() != otherRequest.height())
|
|
return true;
|
|
|
|
// Same priority, observer, page, different tiling -> cancel
|
|
if (executingRequest.isTile() != otherRequest.isTile())
|
|
return true;
|
|
|
|
// Same priority, observer, page, different tiling -> cancel
|
|
if (executingRequest.isTile()) {
|
|
const NormalizedRect bothRequestsRect = executingRequest.normalizedRect() | otherRequest.normalizedRect();
|
|
if (!(bothRequestsRect == executingRequest.normalizedRect()))
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool DocumentPrivate::cancelRenderingBecauseOf(PixmapRequest *executingRequest, PixmapRequest *newRequest)
|
|
{
|
|
// No point in aborting the rendering already finished, let it go through
|
|
if (!executingRequest->d->mResultImage.isNull())
|
|
return false;
|
|
|
|
if (newRequest && newRequest->asynchronous() && executingRequest->partialUpdatesWanted()) {
|
|
newRequest->setPartialUpdatesWanted(true);
|
|
}
|
|
|
|
TilesManager *tm = executingRequest->d->tilesManager();
|
|
if (tm) {
|
|
tm->setPixmap(nullptr, executingRequest->normalizedRect(), true /*isPartialPixmap*/);
|
|
tm->setRequest(NormalizedRect(), 0, 0);
|
|
}
|
|
PagePrivate::PixmapObject object = executingRequest->page()->d->m_pixmaps.take(executingRequest->observer());
|
|
delete object.m_pixmap;
|
|
|
|
if (executingRequest->d->mShouldAbortRender != 0)
|
|
return false;
|
|
|
|
executingRequest->d->mShouldAbortRender = 1;
|
|
|
|
if (m_generator->d_ptr->mTextPageGenerationThread && m_generator->d_ptr->mTextPageGenerationThread->page() == executingRequest->page()) {
|
|
m_generator->d_ptr->mTextPageGenerationThread->abortExtraction();
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void Document::requestPixmaps(const QLinkedList<PixmapRequest *> &requests)
|
|
{
|
|
requestPixmaps(requests, RemoveAllPrevious);
|
|
}
|
|
|
|
void Document::requestPixmaps(const QLinkedList<PixmapRequest *> &requests, PixmapRequestFlags reqOptions)
|
|
{
|
|
if (requests.isEmpty())
|
|
return;
|
|
|
|
if (!d->m_pageController) {
|
|
// delete requests..
|
|
QLinkedList<PixmapRequest *>::const_iterator rIt = requests.constBegin(), rEnd = requests.constEnd();
|
|
for (; rIt != rEnd; ++rIt)
|
|
delete *rIt;
|
|
// ..and return
|
|
return;
|
|
}
|
|
|
|
QSet<DocumentObserver *> observersPixmapCleared;
|
|
|
|
// 1. [CLEAN STACK] remove previous requests of requesterID
|
|
DocumentObserver *requesterObserver = requests.first()->observer();
|
|
QSet<int> requestedPages;
|
|
{
|
|
QLinkedList<PixmapRequest *>::const_iterator rIt = requests.constBegin(), rEnd = requests.constEnd();
|
|
for (; rIt != rEnd; ++rIt) {
|
|
Q_ASSERT((*rIt)->observer() == requesterObserver);
|
|
requestedPages.insert((*rIt)->pageNumber());
|
|
}
|
|
}
|
|
const bool removeAllPrevious = reqOptions & RemoveAllPrevious;
|
|
d->m_pixmapRequestsMutex.lock();
|
|
QLinkedList<PixmapRequest *>::iterator sIt = d->m_pixmapRequestsStack.begin(), sEnd = d->m_pixmapRequestsStack.end();
|
|
while (sIt != sEnd) {
|
|
if ((*sIt)->observer() == requesterObserver && (removeAllPrevious || requestedPages.contains((*sIt)->pageNumber()))) {
|
|
// delete request and remove it from stack
|
|
delete *sIt;
|
|
sIt = d->m_pixmapRequestsStack.erase(sIt);
|
|
} else
|
|
++sIt;
|
|
}
|
|
|
|
// 1.B [PREPROCESS REQUESTS] tweak some values of the requests
|
|
for (PixmapRequest *request : requests) {
|
|
// set the 'page field' (see PixmapRequest) and check if it is valid
|
|
qCDebug(OkularCoreDebug).nospace() << "request observer=" << request->observer() << " " << request->width() << "x" << request->height() << "@" << request->pageNumber();
|
|
if (d->m_pagesVector.value(request->pageNumber()) == nullptr) {
|
|
// skip requests referencing an invalid page (must not happen)
|
|
delete request;
|
|
continue;
|
|
}
|
|
|
|
request->d->mPage = d->m_pagesVector.value(request->pageNumber());
|
|
|
|
if (request->isTile()) {
|
|
// Change the current request rect so that only invalid tiles are
|
|
// requested. Also make sure the rect is tile-aligned.
|
|
NormalizedRect tilesRect;
|
|
const QList<Tile> tiles = request->d->tilesManager()->tilesAt(request->normalizedRect(), TilesManager::TerminalTile);
|
|
QList<Tile>::const_iterator tIt = tiles.constBegin(), tEnd = tiles.constEnd();
|
|
while (tIt != tEnd) {
|
|
const Tile &tile = *tIt;
|
|
if (!tile.isValid()) {
|
|
if (tilesRect.isNull())
|
|
tilesRect = tile.rect();
|
|
else
|
|
tilesRect |= tile.rect();
|
|
}
|
|
|
|
tIt++;
|
|
}
|
|
|
|
request->setNormalizedRect(tilesRect);
|
|
}
|
|
|
|
if (!request->asynchronous())
|
|
request->d->mPriority = 0;
|
|
}
|
|
|
|
// 1.C [CANCEL REQUESTS] cancel those requests that are running and should be cancelled because of the new requests coming in
|
|
if (d->m_generator->hasFeature(Generator::SupportsCancelling)) {
|
|
for (PixmapRequest *executingRequest : qAsConst(d->m_executingPixmapRequests)) {
|
|
bool newRequestsContainExecutingRequestPage = false;
|
|
bool requestCancelled = false;
|
|
for (PixmapRequest *newRequest : requests) {
|
|
if (newRequest->pageNumber() == executingRequest->pageNumber() && requesterObserver == executingRequest->observer()) {
|
|
newRequestsContainExecutingRequestPage = true;
|
|
}
|
|
|
|
if (shouldCancelRenderingBecauseOf(*executingRequest, *newRequest)) {
|
|
requestCancelled = d->cancelRenderingBecauseOf(executingRequest, newRequest);
|
|
}
|
|
}
|
|
|
|
// If we were told to remove all the previous requests and the executing request page is not part of the new requests, cancel it
|
|
if (!requestCancelled && removeAllPrevious && requesterObserver == executingRequest->observer() && !newRequestsContainExecutingRequestPage) {
|
|
requestCancelled = d->cancelRenderingBecauseOf(executingRequest, nullptr);
|
|
}
|
|
|
|
if (requestCancelled) {
|
|
observersPixmapCleared << executingRequest->observer();
|
|
}
|
|
}
|
|
}
|
|
|
|
// 2. [ADD TO STACK] add requests to stack
|
|
for (PixmapRequest *request : requests) {
|
|
// add request to the 'stack' at the right place
|
|
if (!request->priority())
|
|
// add priority zero requests to the top of the stack
|
|
d->m_pixmapRequestsStack.append(request);
|
|
else {
|
|
// insert in stack sorted by priority
|
|
sIt = d->m_pixmapRequestsStack.begin();
|
|
sEnd = d->m_pixmapRequestsStack.end();
|
|
while (sIt != sEnd && (*sIt)->priority() > request->priority())
|
|
++sIt;
|
|
d->m_pixmapRequestsStack.insert(sIt, request);
|
|
}
|
|
}
|
|
d->m_pixmapRequestsMutex.unlock();
|
|
|
|
// 3. [START FIRST GENERATION] if <NO>generator is ready, start a new generation,
|
|
// or else (if gen is running) it will be started when the new contents will
|
|
// come from generator (in requestDone())</NO>
|
|
// all handling of requests put into sendGeneratorPixmapRequest
|
|
// if ( generator->canRequestPixmap() )
|
|
d->sendGeneratorPixmapRequest();
|
|
|
|
for (DocumentObserver *o : qAsConst(observersPixmapCleared))
|
|
o->notifyContentsCleared(Okular::DocumentObserver::Pixmap);
|
|
}
|
|
|
|
void Document::requestTextPage(uint pageNumber)
|
|
{
|
|
Page *kp = d->m_pagesVector[pageNumber];
|
|
if (!d->m_generator || !kp)
|
|
return;
|
|
|
|
// Memory management for TextPages
|
|
|
|
d->m_generator->generateTextPage(kp);
|
|
}
|
|
|
|
void DocumentPrivate::notifyAnnotationChanges(int page)
|
|
{
|
|
foreachObserverD(notifyPageChanged(page, DocumentObserver::Annotations));
|
|
}
|
|
|
|
void DocumentPrivate::notifyFormChanges(int /*page*/)
|
|
{
|
|
recalculateForms();
|
|
}
|
|
|
|
void Document::addPageAnnotation(int page, Annotation *annotation)
|
|
{
|
|
// Transform annotation's base boundary rectangle into unrotated coordinates
|
|
Page *p = d->m_pagesVector[page];
|
|
QTransform t = p->d->rotationMatrix();
|
|
annotation->d_ptr->baseTransform(t.inverted());
|
|
QUndoCommand *uc = new AddAnnotationCommand(this->d, annotation, page);
|
|
d->m_undoStack->push(uc);
|
|
}
|
|
|
|
bool Document::canModifyPageAnnotation(const Annotation *annotation) const
|
|
{
|
|
if (!annotation || (annotation->flags() & Annotation::DenyWrite))
|
|
return false;
|
|
|
|
if (!isAllowed(Okular::AllowNotes))
|
|
return false;
|
|
|
|
if ((annotation->flags() & Annotation::External) && !d->canModifyExternalAnnotations())
|
|
return false;
|
|
|
|
switch (annotation->subType()) {
|
|
case Annotation::AText:
|
|
case Annotation::ALine:
|
|
case Annotation::AGeom:
|
|
case Annotation::AHighlight:
|
|
case Annotation::AStamp:
|
|
case Annotation::AInk:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
void Document::prepareToModifyAnnotationProperties(Annotation *annotation)
|
|
{
|
|
Q_ASSERT(d->m_prevPropsOfAnnotBeingModified.isNull());
|
|
if (!d->m_prevPropsOfAnnotBeingModified.isNull()) {
|
|
qCCritical(OkularCoreDebug) << "Error: Document::prepareToModifyAnnotationProperties has already been called since last call to Document::modifyPageAnnotationProperties";
|
|
return;
|
|
}
|
|
d->m_prevPropsOfAnnotBeingModified = annotation->getAnnotationPropertiesDomNode();
|
|
}
|
|
|
|
void Document::modifyPageAnnotationProperties(int page, Annotation *annotation)
|
|
{
|
|
Q_ASSERT(!d->m_prevPropsOfAnnotBeingModified.isNull());
|
|
if (d->m_prevPropsOfAnnotBeingModified.isNull()) {
|
|
qCCritical(OkularCoreDebug) << "Error: Document::prepareToModifyAnnotationProperties must be called before Annotation is modified";
|
|
return;
|
|
}
|
|
QDomNode prevProps = d->m_prevPropsOfAnnotBeingModified;
|
|
QUndoCommand *uc = new Okular::ModifyAnnotationPropertiesCommand(d, annotation, page, prevProps, annotation->getAnnotationPropertiesDomNode());
|
|
d->m_undoStack->push(uc);
|
|
d->m_prevPropsOfAnnotBeingModified.clear();
|
|
}
|
|
|
|
void Document::translatePageAnnotation(int page, Annotation *annotation, const NormalizedPoint &delta)
|
|
{
|
|
int complete = (annotation->flags() & Okular::Annotation::BeingMoved) == 0;
|
|
QUndoCommand *uc = new Okular::TranslateAnnotationCommand(d, annotation, page, delta, complete);
|
|
d->m_undoStack->push(uc);
|
|
}
|
|
|
|
void Document::adjustPageAnnotation(int page, Annotation *annotation, const Okular::NormalizedPoint &delta1, const Okular::NormalizedPoint &delta2)
|
|
{
|
|
const bool complete = (annotation->flags() & Okular::Annotation::BeingResized) == 0;
|
|
QUndoCommand *uc = new Okular::AdjustAnnotationCommand(d, annotation, page, delta1, delta2, complete);
|
|
d->m_undoStack->push(uc);
|
|
}
|
|
|
|
void Document::editPageAnnotationContents(int page, Annotation *annotation, const QString &newContents, int newCursorPos, int prevCursorPos, int prevAnchorPos)
|
|
{
|
|
QString prevContents = annotation->contents();
|
|
QUndoCommand *uc = new EditAnnotationContentsCommand(d, annotation, page, newContents, newCursorPos, prevContents, prevCursorPos, prevAnchorPos);
|
|
d->m_undoStack->push(uc);
|
|
}
|
|
|
|
bool Document::canRemovePageAnnotation(const Annotation *annotation) const
|
|
{
|
|
if (!annotation || (annotation->flags() & Annotation::DenyDelete))
|
|
return false;
|
|
|
|
if ((annotation->flags() & Annotation::External) && !d->canRemoveExternalAnnotations())
|
|
return false;
|
|
|
|
switch (annotation->subType()) {
|
|
case Annotation::AText:
|
|
case Annotation::ALine:
|
|
case Annotation::AGeom:
|
|
case Annotation::AHighlight:
|
|
case Annotation::AStamp:
|
|
case Annotation::AInk:
|
|
case Annotation::ACaret:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
void Document::removePageAnnotation(int page, Annotation *annotation)
|
|
{
|
|
QUndoCommand *uc = new RemoveAnnotationCommand(this->d, annotation, page);
|
|
d->m_undoStack->push(uc);
|
|
}
|
|
|
|
void Document::removePageAnnotations(int page, const QList<Annotation *> &annotations)
|
|
{
|
|
d->m_undoStack->beginMacro(i18nc("remove a collection of annotations from the page", "remove annotations"));
|
|
foreach (Annotation *annotation, annotations) {
|
|
QUndoCommand *uc = new RemoveAnnotationCommand(this->d, annotation, page);
|
|
d->m_undoStack->push(uc);
|
|
}
|
|
d->m_undoStack->endMacro();
|
|
}
|
|
|
|
bool DocumentPrivate::canAddAnnotationsNatively() const
|
|
{
|
|
Okular::SaveInterface *iface = qobject_cast<Okular::SaveInterface *>(m_generator);
|
|
|
|
if (iface && iface->supportsOption(Okular::SaveInterface::SaveChanges) && iface->annotationProxy() && iface->annotationProxy()->supports(AnnotationProxy::Addition))
|
|
return true;
|
|
|
|
return false;
|
|
}
|
|
|
|
bool DocumentPrivate::canModifyExternalAnnotations() const
|
|
{
|
|
Okular::SaveInterface *iface = qobject_cast<Okular::SaveInterface *>(m_generator);
|
|
|
|
if (iface && iface->supportsOption(Okular::SaveInterface::SaveChanges) && iface->annotationProxy() && iface->annotationProxy()->supports(AnnotationProxy::Modification))
|
|
return true;
|
|
|
|
return false;
|
|
}
|
|
|
|
bool DocumentPrivate::canRemoveExternalAnnotations() const
|
|
{
|
|
Okular::SaveInterface *iface = qobject_cast<Okular::SaveInterface *>(m_generator);
|
|
|
|
if (iface && iface->supportsOption(Okular::SaveInterface::SaveChanges) && iface->annotationProxy() && iface->annotationProxy()->supports(AnnotationProxy::Removal))
|
|
return true;
|
|
|
|
return false;
|
|
}
|
|
|
|
void Document::setPageTextSelection(int page, RegularAreaRect *rect, const QColor &color)
|
|
{
|
|
Page *kp = d->m_pagesVector[page];
|
|
if (!d->m_generator || !kp)
|
|
return;
|
|
|
|
// add or remove the selection basing whether rect is null or not
|
|
if (rect)
|
|
kp->d->setTextSelections(rect, color);
|
|
else
|
|
kp->d->deleteTextSelections();
|
|
|
|
// notify observers about the change
|
|
foreachObserver(notifyPageChanged(page, DocumentObserver::TextSelection));
|
|
}
|
|
|
|
bool Document::canUndo() const
|
|
{
|
|
return d->m_undoStack->canUndo();
|
|
}
|
|
|
|
bool Document::canRedo() const
|
|
{
|
|
return d->m_undoStack->canRedo();
|
|
}
|
|
|
|
/* REFERENCE IMPLEMENTATION: better calling setViewport from other code
|
|
void Document::setNextPage()
|
|
{
|
|
// advance page and set viewport on observers
|
|
if ( (*d->m_viewportIterator).pageNumber < (int)d->m_pagesVector.count() - 1 )
|
|
setViewport( DocumentViewport( (*d->m_viewportIterator).pageNumber + 1 ) );
|
|
}
|
|
|
|
void Document::setPrevPage()
|
|
{
|
|
// go to previous page and set viewport on observers
|
|
if ( (*d->m_viewportIterator).pageNumber > 0 )
|
|
setViewport( DocumentViewport( (*d->m_viewportIterator).pageNumber - 1 ) );
|
|
}
|
|
*/
|
|
|
|
void Document::setViewportWithHistory(const DocumentViewport &viewport, DocumentObserver *excludeObserver, bool smoothMove, bool updateHistory)
|
|
{
|
|
if (!viewport.isValid()) {
|
|
qCDebug(OkularCoreDebug) << "invalid viewport:" << viewport.toString();
|
|
return;
|
|
}
|
|
if (viewport.pageNumber >= int(d->m_pagesVector.count())) {
|
|
// qCDebug(OkularCoreDebug) << "viewport out of document:" << viewport.toString();
|
|
return;
|
|
}
|
|
|
|
// if already broadcasted, don't redo it
|
|
DocumentViewport &oldViewport = *d->m_viewportIterator;
|
|
// disabled by enrico on 2005-03-18 (less debug output)
|
|
// if ( viewport == oldViewport )
|
|
// qCDebug(OkularCoreDebug) << "setViewport with the same viewport.";
|
|
|
|
const int oldPageNumber = oldViewport.pageNumber;
|
|
|
|
// set internal viewport taking care of history
|
|
if (oldViewport.pageNumber == viewport.pageNumber || !oldViewport.isValid() || !updateHistory) {
|
|
// if page is unchanged save the viewport at current position in queue
|
|
oldViewport = viewport;
|
|
} else {
|
|
// remove elements after viewportIterator in queue
|
|
d->m_viewportHistory.erase(++d->m_viewportIterator, d->m_viewportHistory.end());
|
|
|
|
// keep the list to a reasonable size by removing head when needed
|
|
if (d->m_viewportHistory.count() >= OKULAR_HISTORY_MAXSTEPS)
|
|
d->m_viewportHistory.pop_front();
|
|
|
|
// add the item at the end of the queue
|
|
d->m_viewportIterator = d->m_viewportHistory.insert(d->m_viewportHistory.end(), viewport);
|
|
}
|
|
|
|
const int currentViewportPage = (*d->m_viewportIterator).pageNumber;
|
|
|
|
const bool currentPageChanged = (oldPageNumber != currentViewportPage);
|
|
|
|
// notify change to all other (different from id) observers
|
|
for (DocumentObserver *o : qAsConst(d->m_observers)) {
|
|
if (o != excludeObserver)
|
|
o->notifyViewportChanged(smoothMove);
|
|
|
|
if (currentPageChanged)
|
|
o->notifyCurrentPageChanged(oldPageNumber, currentViewportPage);
|
|
}
|
|
}
|
|
|
|
void Document::setViewportPage(int page, DocumentObserver *excludeObserver, bool smoothMove)
|
|
{
|
|
// clamp page in range [0 ... numPages-1]
|
|
if (page < 0)
|
|
page = 0;
|
|
else if (page > (int)d->m_pagesVector.count())
|
|
page = d->m_pagesVector.count() - 1;
|
|
|
|
// make a viewport from the page and broadcast it
|
|
setViewport(DocumentViewport(page), excludeObserver, smoothMove);
|
|
}
|
|
|
|
void Document::setViewport(const DocumentViewport &viewport, DocumentObserver *excludeObserver, bool smoothMove)
|
|
{
|
|
// set viewport, updating history
|
|
setViewportWithHistory(viewport, excludeObserver, smoothMove, true);
|
|
}
|
|
|
|
void Document::setZoom(int factor, DocumentObserver *excludeObserver)
|
|
{
|
|
// notify change to all other (different from id) observers
|
|
for (DocumentObserver *o : qAsConst(d->m_observers))
|
|
if (o != excludeObserver)
|
|
o->notifyZoom(factor);
|
|
}
|
|
|
|
void Document::setPrevViewport()
|
|
// restore viewport from the history
|
|
{
|
|
if (d->m_viewportIterator != d->m_viewportHistory.begin()) {
|
|
const int oldViewportPage = (*d->m_viewportIterator).pageNumber;
|
|
|
|
// restore previous viewport and notify it to observers
|
|
--d->m_viewportIterator;
|
|
foreachObserver(notifyViewportChanged(true));
|
|
|
|
const int currentViewportPage = (*d->m_viewportIterator).pageNumber;
|
|
if (oldViewportPage != currentViewportPage)
|
|
foreachObserver(notifyCurrentPageChanged(oldViewportPage, currentViewportPage));
|
|
}
|
|
}
|
|
|
|
void Document::setNextViewport()
|
|
// restore next viewport from the history
|
|
{
|
|
auto nextIterator = QLinkedList<DocumentViewport>::const_iterator(d->m_viewportIterator);
|
|
++nextIterator;
|
|
if (nextIterator != d->m_viewportHistory.constEnd()) {
|
|
const int oldViewportPage = (*d->m_viewportIterator).pageNumber;
|
|
|
|
// restore next viewport and notify it to observers
|
|
++d->m_viewportIterator;
|
|
foreachObserver(notifyViewportChanged(true));
|
|
|
|
const int currentViewportPage = (*d->m_viewportIterator).pageNumber;
|
|
if (oldViewportPage != currentViewportPage)
|
|
foreachObserver(notifyCurrentPageChanged(oldViewportPage, currentViewportPage));
|
|
}
|
|
}
|
|
|
|
void Document::setNextDocumentViewport(const DocumentViewport &viewport)
|
|
{
|
|
d->m_nextDocumentViewport = viewport;
|
|
}
|
|
|
|
void Document::setNextDocumentDestination(const QString &namedDestination)
|
|
{
|
|
d->m_nextDocumentDestination = namedDestination;
|
|
}
|
|
|
|
void Document::searchText(int searchID, const QString &text, bool fromStart, Qt::CaseSensitivity caseSensitivity, SearchType type, bool moveViewport, const QColor &color)
|
|
{
|
|
d->m_searchCancelled = false;
|
|
|
|
// safety checks: don't perform searches on empty or unsearchable docs
|
|
if (!d->m_generator || !d->m_generator->hasFeature(Generator::TextExtraction) || d->m_pagesVector.isEmpty()) {
|
|
emit searchFinished(searchID, NoMatchFound);
|
|
return;
|
|
}
|
|
|
|
// if searchID search not recorded, create new descriptor and init params
|
|
QMap<int, RunningSearch *>::iterator searchIt = d->m_searches.find(searchID);
|
|
if (searchIt == d->m_searches.end()) {
|
|
RunningSearch *search = new RunningSearch();
|
|
search->continueOnPage = -1;
|
|
searchIt = d->m_searches.insert(searchID, search);
|
|
}
|
|
RunningSearch *s = *searchIt;
|
|
|
|
// update search structure
|
|
bool newText = text != s->cachedString;
|
|
s->cachedString = text;
|
|
s->cachedType = type;
|
|
s->cachedCaseSensitivity = caseSensitivity;
|
|
s->cachedViewportMove = moveViewport;
|
|
s->cachedColor = color;
|
|
s->isCurrentlySearching = true;
|
|
|
|
// global data for search
|
|
QSet<int> *pagesToNotify = new QSet<int>;
|
|
|
|
// remove highlights from pages and queue them for notifying changes
|
|
*pagesToNotify += s->highlightedPages;
|
|
for (const int pageNumber : qAsConst(s->highlightedPages)) {
|
|
d->m_pagesVector.at(pageNumber)->d->deleteHighlights(searchID);
|
|
}
|
|
s->highlightedPages.clear();
|
|
|
|
// set hourglass cursor
|
|
QApplication::setOverrideCursor(Qt::WaitCursor);
|
|
|
|
// 1. ALLDOC - process all document marking pages
|
|
if (type == AllDocument) {
|
|
QMap<Page *, QVector<RegularAreaRect *>> *pageMatches = new QMap<Page *, QVector<RegularAreaRect *>>;
|
|
|
|
// search and highlight 'text' (as a solid phrase) on all pages
|
|
QTimer::singleShot(0, this, [this, pagesToNotify, pageMatches, searchID] { d->doContinueAllDocumentSearch(pagesToNotify, pageMatches, 0, searchID); });
|
|
}
|
|
// 2. NEXTMATCH - find next matching item (or start from top)
|
|
// 3. PREVMATCH - find previous matching item (or start from bottom)
|
|
else if (type == NextMatch || type == PreviousMatch) {
|
|
// find out from where to start/resume search from
|
|
const bool forward = type == NextMatch;
|
|
const int viewportPage = (*d->m_viewportIterator).pageNumber;
|
|
const int fromStartSearchPage = forward ? 0 : d->m_pagesVector.count() - 1;
|
|
int currentPage = fromStart ? fromStartSearchPage : ((s->continueOnPage != -1) ? s->continueOnPage : viewportPage);
|
|
Page *lastPage = fromStart ? nullptr : d->m_pagesVector[currentPage];
|
|
int pagesDone = 0;
|
|
|
|
// continue checking last TextPage first (if it is the current page)
|
|
RegularAreaRect *match = nullptr;
|
|
if (lastPage && lastPage->number() == s->continueOnPage) {
|
|
if (newText)
|
|
match = lastPage->findText(searchID, text, forward ? FromTop : FromBottom, caseSensitivity);
|
|
else
|
|
match = lastPage->findText(searchID, text, forward ? NextResult : PreviousResult, caseSensitivity, &s->continueOnMatch);
|
|
if (!match) {
|
|
if (forward)
|
|
currentPage++;
|
|
else
|
|
currentPage--;
|
|
pagesDone++;
|
|
}
|
|
}
|
|
|
|
s->pagesDone = pagesDone;
|
|
|
|
DoContinueDirectionMatchSearchStruct *searchStruct = new DoContinueDirectionMatchSearchStruct();
|
|
searchStruct->pagesToNotify = pagesToNotify;
|
|
searchStruct->match = match;
|
|
searchStruct->currentPage = currentPage;
|
|
searchStruct->searchID = searchID;
|
|
|
|
QTimer::singleShot(0, this, [this, searchStruct] { d->doContinueDirectionMatchSearch(searchStruct); });
|
|
}
|
|
// 4. GOOGLE* - process all document marking pages
|
|
else if (type == GoogleAll || type == GoogleAny) {
|
|
QMap<Page *, QVector<QPair<RegularAreaRect *, QColor>>> *pageMatches = new QMap<Page *, QVector<QPair<RegularAreaRect *, QColor>>>;
|
|
const QStringList words = text.split(QLatin1Char(' '), QString::SkipEmptyParts);
|
|
|
|
// search and highlight every word in 'text' on all pages
|
|
QTimer::singleShot(0, this, [this, pagesToNotify, pageMatches, searchID, words] { d->doContinueGooglesDocumentSearch(pagesToNotify, pageMatches, 0, searchID, words); });
|
|
}
|
|
}
|
|
|
|
void Document::continueSearch(int searchID)
|
|
{
|
|
// check if searchID is present in runningSearches
|
|
QMap<int, RunningSearch *>::const_iterator it = d->m_searches.constFind(searchID);
|
|
if (it == d->m_searches.constEnd()) {
|
|
emit searchFinished(searchID, NoMatchFound);
|
|
return;
|
|
}
|
|
|
|
// start search with cached parameters from last search by searchID
|
|
RunningSearch *p = *it;
|
|
if (!p->isCurrentlySearching)
|
|
searchText(searchID, p->cachedString, false, p->cachedCaseSensitivity, p->cachedType, p->cachedViewportMove, p->cachedColor);
|
|
}
|
|
|
|
void Document::continueSearch(int searchID, SearchType type)
|
|
{
|
|
// check if searchID is present in runningSearches
|
|
QMap<int, RunningSearch *>::const_iterator it = d->m_searches.constFind(searchID);
|
|
if (it == d->m_searches.constEnd()) {
|
|
emit searchFinished(searchID, NoMatchFound);
|
|
return;
|
|
}
|
|
|
|
// start search with cached parameters from last search by searchID
|
|
RunningSearch *p = *it;
|
|
if (!p->isCurrentlySearching)
|
|
searchText(searchID, p->cachedString, false, p->cachedCaseSensitivity, type, p->cachedViewportMove, p->cachedColor);
|
|
}
|
|
|
|
void Document::resetSearch(int searchID)
|
|
{
|
|
// if we are closing down, don't bother doing anything
|
|
if (!d->m_generator)
|
|
return;
|
|
|
|
// check if searchID is present in runningSearches
|
|
QMap<int, RunningSearch *>::iterator searchIt = d->m_searches.find(searchID);
|
|
if (searchIt == d->m_searches.end())
|
|
return;
|
|
|
|
// get previous parameters for search
|
|
RunningSearch *s = *searchIt;
|
|
|
|
// unhighlight pages and inform observers about that
|
|
for (const int pageNumber : qAsConst(s->highlightedPages)) {
|
|
d->m_pagesVector.at(pageNumber)->d->deleteHighlights(searchID);
|
|
foreachObserver(notifyPageChanged(pageNumber, DocumentObserver::Highlights));
|
|
}
|
|
|
|
// send the setup signal too (to update views that filter on matches)
|
|
foreachObserver(notifySetup(d->m_pagesVector, 0));
|
|
|
|
// remove search from the runningSearches list and delete it
|
|
d->m_searches.erase(searchIt);
|
|
delete s;
|
|
}
|
|
|
|
void Document::cancelSearch()
|
|
{
|
|
d->m_searchCancelled = true;
|
|
}
|
|
|
|
void Document::undo()
|
|
{
|
|
d->m_undoStack->undo();
|
|
}
|
|
|
|
void Document::redo()
|
|
{
|
|
d->m_undoStack->redo();
|
|
}
|
|
|
|
void Document::editFormText(int pageNumber, Okular::FormFieldText *form, const QString &newContents, int newCursorPos, int prevCursorPos, int prevAnchorPos)
|
|
{
|
|
QUndoCommand *uc = new EditFormTextCommand(this->d, form, pageNumber, newContents, newCursorPos, form->text(), prevCursorPos, prevAnchorPos);
|
|
d->m_undoStack->push(uc);
|
|
}
|
|
|
|
void Document::editFormList(int pageNumber, FormFieldChoice *form, const QList<int> &newChoices)
|
|
{
|
|
const QList<int> prevChoices = form->currentChoices();
|
|
QUndoCommand *uc = new EditFormListCommand(this->d, form, pageNumber, newChoices, prevChoices);
|
|
d->m_undoStack->push(uc);
|
|
}
|
|
|
|
void Document::editFormCombo(int pageNumber, FormFieldChoice *form, const QString &newText, int newCursorPos, int prevCursorPos, int prevAnchorPos)
|
|
{
|
|
QString prevText;
|
|
if (form->currentChoices().isEmpty()) {
|
|
prevText = form->editChoice();
|
|
} else {
|
|
prevText = form->choices().at(form->currentChoices().constFirst());
|
|
}
|
|
|
|
QUndoCommand *uc = new EditFormComboCommand(this->d, form, pageNumber, newText, newCursorPos, prevText, prevCursorPos, prevAnchorPos);
|
|
d->m_undoStack->push(uc);
|
|
}
|
|
|
|
void Document::editFormButtons(int pageNumber, const QList<FormFieldButton *> &formButtons, const QList<bool> &newButtonStates)
|
|
{
|
|
QUndoCommand *uc = new EditFormButtonsCommand(this->d, pageNumber, formButtons, newButtonStates);
|
|
d->m_undoStack->push(uc);
|
|
}
|
|
|
|
void Document::reloadDocument() const
|
|
{
|
|
const int numOfPages = pages();
|
|
for (int i = currentPage(); i >= 0; i--)
|
|
d->refreshPixmaps(i);
|
|
for (int i = currentPage() + 1; i < numOfPages; i++)
|
|
d->refreshPixmaps(i);
|
|
}
|
|
|
|
BookmarkManager *Document::bookmarkManager() const
|
|
{
|
|
return d->m_bookmarkManager;
|
|
}
|
|
|
|
QList<int> Document::bookmarkedPageList() const
|
|
{
|
|
QList<int> list;
|
|
uint docPages = pages();
|
|
|
|
// pages are 0-indexed internally, but 1-indexed externally
|
|
for (uint i = 0; i < docPages; i++) {
|
|
if (bookmarkManager()->isBookmarked(i)) {
|
|
list << i + 1;
|
|
}
|
|
}
|
|
return list;
|
|
}
|
|
|
|
QString Document::bookmarkedPageRange() const
|
|
{
|
|
// Code formerly in Part::slotPrint()
|
|
// range detecting
|
|
QString range;
|
|
uint docPages = pages();
|
|
int startId = -1;
|
|
int endId = -1;
|
|
|
|
for (uint i = 0; i < docPages; ++i) {
|
|
if (bookmarkManager()->isBookmarked(i)) {
|
|
if (startId < 0)
|
|
startId = i;
|
|
if (endId < 0)
|
|
endId = startId;
|
|
else
|
|
++endId;
|
|
} else if (startId >= 0 && endId >= 0) {
|
|
if (!range.isEmpty())
|
|
range += QLatin1Char(',');
|
|
|
|
if (endId - startId > 0)
|
|
range += QStringLiteral("%1-%2").arg(startId + 1).arg(endId + 1);
|
|
else
|
|
range += QString::number(startId + 1);
|
|
startId = -1;
|
|
endId = -1;
|
|
}
|
|
}
|
|
if (startId >= 0 && endId >= 0) {
|
|
if (!range.isEmpty())
|
|
range += QLatin1Char(',');
|
|
|
|
if (endId - startId > 0)
|
|
range += QStringLiteral("%1-%2").arg(startId + 1).arg(endId + 1);
|
|
else
|
|
range += QString::number(startId + 1);
|
|
}
|
|
return range;
|
|
}
|
|
|
|
void Document::processAction(const Action *action)
|
|
{
|
|
if (!action)
|
|
return;
|
|
|
|
// Don't execute next actions if the action itself caused the closing of the document
|
|
bool executeNextActions = true;
|
|
QObject disconnectHelper; // guarantees the connect below will be disconnected on finishing the function
|
|
connect(this, &Document::aboutToClose, &disconnectHelper, [&executeNextActions] { executeNextActions = false; });
|
|
|
|
switch (action->actionType()) {
|
|
case Action::Goto: {
|
|
const GotoAction *go = static_cast<const GotoAction *>(action);
|
|
d->m_nextDocumentViewport = go->destViewport();
|
|
d->m_nextDocumentDestination = go->destinationName();
|
|
|
|
// Explanation of why d->m_nextDocumentViewport is needed:
|
|
// all openRelativeFile does is launch a signal telling we
|
|
// want to open another URL, the problem is that when the file is
|
|
// non local, the loading is done asynchronously so you can't
|
|
// do a setViewport after the if as it was because you are doing the setViewport
|
|
// on the old file and when the new arrives there is no setViewport for it and
|
|
// it does not show anything
|
|
|
|
// first open filename if link is pointing outside this document
|
|
if (go->isExternal() && !d->openRelativeFile(go->fileName())) {
|
|
qCWarning(OkularCoreDebug).nospace() << "Action: Error opening '" << go->fileName() << "'.";
|
|
break;
|
|
} else {
|
|
const DocumentViewport nextViewport = d->nextDocumentViewport();
|
|
// skip local links that point to nowhere (broken ones)
|
|
if (!nextViewport.isValid())
|
|
break;
|
|
|
|
setViewport(nextViewport, nullptr, true);
|
|
d->m_nextDocumentViewport = DocumentViewport();
|
|
d->m_nextDocumentDestination = QString();
|
|
}
|
|
|
|
} break;
|
|
|
|
case Action::Execute: {
|
|
const ExecuteAction *exe = static_cast<const ExecuteAction *>(action);
|
|
const QString fileName = exe->fileName();
|
|
if (fileName.endsWith(QLatin1String(".pdf"), Qt::CaseInsensitive)) {
|
|
d->openRelativeFile(fileName);
|
|
break;
|
|
}
|
|
|
|
// Albert: the only pdf i have that has that kind of link don't define
|
|
// an application and use the fileName as the file to open
|
|
QUrl url = d->giveAbsoluteUrl(fileName);
|
|
QMimeDatabase db;
|
|
QMimeType mime = db.mimeTypeForUrl(url);
|
|
// Check executables
|
|
if (KRun::isExecutableFile(url, mime.name())) {
|
|
// Don't have any pdf that uses this code path, just a guess on how it should work
|
|
if (!exe->parameters().isEmpty()) {
|
|
url = d->giveAbsoluteUrl(exe->parameters());
|
|
mime = db.mimeTypeForUrl(url);
|
|
|
|
if (KRun::isExecutableFile(url, mime.name())) {
|
|
// this case is a link pointing to an executable with a parameter
|
|
// that also is an executable, possibly a hand-crafted pdf
|
|
KMessageBox::information(d->m_widget, i18n("The document is trying to execute an external application and, for your safety, Okular does not allow that."));
|
|
break;
|
|
}
|
|
} else {
|
|
// this case is a link pointing to an executable with no parameters
|
|
// core developers find unacceptable executing it even after asking the user
|
|
KMessageBox::information(d->m_widget, i18n("The document is trying to execute an external application and, for your safety, Okular does not allow that."));
|
|
break;
|
|
}
|
|
}
|
|
|
|
KService::Ptr ptr = KMimeTypeTrader::self()->preferredService(mime.name(), QStringLiteral("Application"));
|
|
if (ptr) {
|
|
QList<QUrl> lst;
|
|
lst.append(url);
|
|
KRun::runService(*ptr, lst, nullptr);
|
|
} else
|
|
KMessageBox::information(d->m_widget, i18n("No application found for opening file of mimetype %1.", mime.name()));
|
|
} break;
|
|
|
|
case Action::DocAction: {
|
|
const DocumentAction *docaction = static_cast<const DocumentAction *>(action);
|
|
switch (docaction->documentActionType()) {
|
|
case DocumentAction::PageFirst:
|
|
setViewportPage(0);
|
|
break;
|
|
case DocumentAction::PagePrev:
|
|
if ((*d->m_viewportIterator).pageNumber > 0)
|
|
setViewportPage((*d->m_viewportIterator).pageNumber - 1);
|
|
break;
|
|
case DocumentAction::PageNext:
|
|
if ((*d->m_viewportIterator).pageNumber < (int)d->m_pagesVector.count() - 1)
|
|
setViewportPage((*d->m_viewportIterator).pageNumber + 1);
|
|
break;
|
|
case DocumentAction::PageLast:
|
|
setViewportPage(d->m_pagesVector.count() - 1);
|
|
break;
|
|
case DocumentAction::HistoryBack:
|
|
setPrevViewport();
|
|
break;
|
|
case DocumentAction::HistoryForward:
|
|
setNextViewport();
|
|
break;
|
|
case DocumentAction::Quit:
|
|
emit quit();
|
|
break;
|
|
case DocumentAction::Presentation:
|
|
emit linkPresentation();
|
|
break;
|
|
case DocumentAction::EndPresentation:
|
|
emit linkEndPresentation();
|
|
break;
|
|
case DocumentAction::Find:
|
|
emit linkFind();
|
|
break;
|
|
case DocumentAction::GoToPage:
|
|
emit linkGoToPage();
|
|
break;
|
|
case DocumentAction::Close:
|
|
emit close();
|
|
break;
|
|
}
|
|
} break;
|
|
|
|
case Action::Browse: {
|
|
const BrowseAction *browse = static_cast<const BrowseAction *>(action);
|
|
QString lilySource;
|
|
int lilyRow = 0, lilyCol = 0;
|
|
// if the url is a mailto one, invoke mailer
|
|
if (browse->url().scheme() == QLatin1String("mailto")) {
|
|
QDesktopServices::openUrl(browse->url());
|
|
} else if (extractLilyPondSourceReference(browse->url(), &lilySource, &lilyRow, &lilyCol)) {
|
|
const SourceReference ref(lilySource, lilyRow, lilyCol);
|
|
processSourceReference(&ref);
|
|
} else {
|
|
const QUrl url = browse->url();
|
|
|
|
// fix for #100366, documents with relative links that are the form of http:foo.pdf
|
|
if ((url.scheme() == QLatin1String("http")) && url.host().isEmpty() && url.fileName().endsWith(QLatin1String("pdf"))) {
|
|
d->openRelativeFile(url.fileName());
|
|
break;
|
|
}
|
|
|
|
// handle documents with relative path
|
|
if (d->m_url.isValid()) {
|
|
const QUrl realUrl = KIO::upUrl(d->m_url).resolved(url);
|
|
// KRun autodeletes
|
|
KRun *r = new KRun(realUrl, d->m_widget);
|
|
r->setRunExecutables(false);
|
|
}
|
|
}
|
|
} break;
|
|
|
|
case Action::Sound: {
|
|
const SoundAction *linksound = static_cast<const SoundAction *>(action);
|
|
AudioPlayer::instance()->playSound(linksound->sound(), linksound);
|
|
} break;
|
|
|
|
case Action::Script: {
|
|
const ScriptAction *linkscript = static_cast<const ScriptAction *>(action);
|
|
if (!d->m_scripter)
|
|
d->m_scripter = new Scripter(d);
|
|
d->m_scripter->execute(linkscript->scriptType(), linkscript->script());
|
|
} break;
|
|
|
|
case Action::Movie:
|
|
emit processMovieAction(static_cast<const MovieAction *>(action));
|
|
break;
|
|
case Action::Rendition: {
|
|
const RenditionAction *linkrendition = static_cast<const RenditionAction *>(action);
|
|
if (!linkrendition->script().isEmpty()) {
|
|
if (!d->m_scripter)
|
|
d->m_scripter = new Scripter(d);
|
|
d->m_scripter->execute(linkrendition->scriptType(), linkrendition->script());
|
|
}
|
|
|
|
emit processRenditionAction(static_cast<const RenditionAction *>(action));
|
|
} break;
|
|
case Action::BackendOpaque: {
|
|
d->m_generator->opaqueAction(static_cast<const BackendOpaqueAction *>(action));
|
|
} break;
|
|
}
|
|
|
|
if (executeNextActions) {
|
|
const QVector<Action *> nextActions = action->nextActions();
|
|
for (const Action *a : nextActions) {
|
|
processAction(a);
|
|
}
|
|
}
|
|
}
|
|
|
|
void Document::processFormatAction(const Action *action, Okular::FormFieldText *fft)
|
|
{
|
|
if (action->actionType() != Action::Script) {
|
|
qCDebug(OkularCoreDebug) << "Unsupported action type" << action->actionType() << "for formatting.";
|
|
return;
|
|
}
|
|
|
|
// Lookup the page of the FormFieldText
|
|
int foundPage = d->findFieldPageNumber(fft);
|
|
|
|
if (foundPage == -1) {
|
|
qCDebug(OkularCoreDebug) << "Could not find page for formfield!";
|
|
return;
|
|
}
|
|
|
|
const QString unformattedText = fft->text();
|
|
|
|
std::shared_ptr<Event> event = Event::createFormatEvent(fft, d->m_pagesVector[foundPage]);
|
|
|
|
const ScriptAction *linkscript = static_cast<const ScriptAction *>(action);
|
|
|
|
d->executeScriptEvent(event, linkscript);
|
|
|
|
const QString formattedText = event->value().toString();
|
|
if (formattedText != unformattedText) {
|
|
// We set the formattedText, because when we call refreshFormWidget
|
|
// It will set the QLineEdit to this formattedText
|
|
fft->setText(formattedText);
|
|
fft->setAppearanceText(formattedText);
|
|
emit refreshFormWidget(fft);
|
|
d->refreshPixmaps(foundPage);
|
|
// Then we make the form have the unformatted text, to use
|
|
// in calculations and other things.
|
|
fft->setText(unformattedText);
|
|
} else if (fft->additionalAction(FormField::CalculateField)) {
|
|
// When the field was calculated we need to refresh even
|
|
// if the format script changed nothing. e.g. on error.
|
|
// This is because the recalculateForms function delegated
|
|
// the responsiblity for the refresh to us.
|
|
emit refreshFormWidget(fft);
|
|
d->refreshPixmaps(foundPage);
|
|
}
|
|
}
|
|
|
|
void Document::processKeystrokeAction(const Action *action, Okular::FormFieldText *fft, bool &returnCode)
|
|
{
|
|
if (action->actionType() != Action::Script) {
|
|
qCDebug(OkularCoreDebug) << "Unsupported action type" << action->actionType() << "for keystroke.";
|
|
return;
|
|
}
|
|
// Lookup the page of the FormFieldText
|
|
int foundPage = d->findFieldPageNumber(fft);
|
|
|
|
if (foundPage == -1) {
|
|
qCDebug(OkularCoreDebug) << "Could not find page for formfield!";
|
|
return;
|
|
}
|
|
|
|
std::shared_ptr<Event> event = Event::createKeystrokeEvent(fft, d->m_pagesVector[foundPage]);
|
|
|
|
const ScriptAction *linkscript = static_cast<const ScriptAction *>(action);
|
|
|
|
d->executeScriptEvent(event, linkscript);
|
|
|
|
returnCode = event->returnCode();
|
|
}
|
|
|
|
void Document::processFocusAction(const Action *action, Okular::FormField *field)
|
|
{
|
|
if (!action || action->actionType() != Action::Script)
|
|
return;
|
|
|
|
// Lookup the page of the FormFieldText
|
|
int foundPage = d->findFieldPageNumber(field);
|
|
|
|
if (foundPage == -1) {
|
|
qCDebug(OkularCoreDebug) << "Could not find page for formfield!";
|
|
return;
|
|
}
|
|
|
|
std::shared_ptr<Event> event = Event::createFormFocusEvent(field, d->m_pagesVector[foundPage]);
|
|
|
|
const ScriptAction *linkscript = static_cast<const ScriptAction *>(action);
|
|
|
|
d->executeScriptEvent(event, linkscript);
|
|
}
|
|
|
|
void Document::processValidateAction(const Action *action, Okular::FormFieldText *fft, bool &returnCode)
|
|
{
|
|
if (!action || action->actionType() != Action::Script)
|
|
return;
|
|
|
|
// Lookup the page of the FormFieldText
|
|
int foundPage = d->findFieldPageNumber(fft);
|
|
|
|
if (foundPage == -1) {
|
|
qCDebug(OkularCoreDebug) << "Could not find page for formfield!";
|
|
return;
|
|
}
|
|
|
|
std::shared_ptr<Event> event = Event::createFormValidateEvent(fft, d->m_pagesVector[foundPage]);
|
|
|
|
const ScriptAction *linkscript = static_cast<const ScriptAction *>(action);
|
|
|
|
d->executeScriptEvent(event, linkscript);
|
|
returnCode = event->returnCode();
|
|
}
|
|
|
|
void Document::processSourceReference(const SourceReference *ref)
|
|
{
|
|
if (!ref)
|
|
return;
|
|
|
|
const QUrl url = d->giveAbsoluteUrl(ref->fileName());
|
|
if (!url.isLocalFile()) {
|
|
qCDebug(OkularCoreDebug) << url.url() << "is not a local file.";
|
|
return;
|
|
}
|
|
|
|
const QString absFileName = url.toLocalFile();
|
|
if (!QFile::exists(absFileName)) {
|
|
qCDebug(OkularCoreDebug) << "No such file:" << absFileName;
|
|
return;
|
|
}
|
|
|
|
bool handled = false;
|
|
emit sourceReferenceActivated(absFileName, ref->row(), ref->column(), &handled);
|
|
if (handled) {
|
|
return;
|
|
}
|
|
|
|
static QHash<int, QString> editors;
|
|
// init the editors table if empty (on first run, usually)
|
|
if (editors.isEmpty()) {
|
|
editors = buildEditorsMap();
|
|
}
|
|
|
|
QHash<int, QString>::const_iterator it = editors.constFind(SettingsCore::externalEditor());
|
|
QString p;
|
|
if (it != editors.constEnd())
|
|
p = *it;
|
|
else
|
|
p = SettingsCore::externalEditorCommand();
|
|
// custom editor not yet configured
|
|
if (p.isEmpty())
|
|
return;
|
|
|
|
// manually append the %f placeholder if not specified
|
|
if (p.indexOf(QLatin1String("%f")) == -1)
|
|
p.append(QLatin1String(" %f"));
|
|
|
|
// replacing the placeholders
|
|
QHash<QChar, QString> map;
|
|
map.insert(QLatin1Char('f'), absFileName);
|
|
map.insert(QLatin1Char('c'), QString::number(ref->column()));
|
|
map.insert(QLatin1Char('l'), QString::number(ref->row()));
|
|
const QString cmd = KMacroExpander::expandMacrosShellQuote(p, map);
|
|
if (cmd.isEmpty())
|
|
return;
|
|
const QStringList args = KShell::splitArgs(cmd);
|
|
if (args.isEmpty())
|
|
return;
|
|
|
|
KProcess::startDetached(args);
|
|
}
|
|
|
|
const SourceReference *Document::dynamicSourceReference(int pageNr, double absX, double absY)
|
|
{
|
|
if (!d->m_synctex_scanner)
|
|
return nullptr;
|
|
|
|
const QSizeF dpi = d->m_generator->dpi();
|
|
|
|
if (synctex_edit_query(d->m_synctex_scanner, pageNr + 1, absX * 72. / dpi.width(), absY * 72. / dpi.height()) > 0) {
|
|
synctex_node_p node;
|
|
// TODO what should we do if there is really more than one node?
|
|
while ((node = synctex_scanner_next_result(d->m_synctex_scanner))) {
|
|
int line = synctex_node_line(node);
|
|
int col = synctex_node_column(node);
|
|
// column extraction does not seem to be implemented in synctex so far. set the SourceReference default value.
|
|
if (col == -1) {
|
|
col = 0;
|
|
}
|
|
const char *name = synctex_scanner_get_name(d->m_synctex_scanner, synctex_node_tag(node));
|
|
|
|
return new Okular::SourceReference(QFile::decodeName(name), line, col);
|
|
}
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
Document::PrintingType Document::printingSupport() const
|
|
{
|
|
if (d->m_generator) {
|
|
if (d->m_generator->hasFeature(Generator::PrintNative)) {
|
|
return NativePrinting;
|
|
}
|
|
|
|
#ifndef Q_OS_WIN
|
|
if (d->m_generator->hasFeature(Generator::PrintPostscript)) {
|
|
return PostscriptPrinting;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
return NoPrinting;
|
|
}
|
|
|
|
bool Document::supportsPrintToFile() const
|
|
{
|
|
return d->m_generator ? d->m_generator->hasFeature(Generator::PrintToFile) : false;
|
|
}
|
|
|
|
bool Document::print(QPrinter &printer)
|
|
{
|
|
return d->m_generator ? d->m_generator->print(printer) : false;
|
|
}
|
|
|
|
QString Document::printError() const
|
|
{
|
|
Okular::Generator::PrintError err = Generator::UnknownPrintError;
|
|
if (d->m_generator) {
|
|
QMetaObject::invokeMethod(d->m_generator, "printError", Qt::DirectConnection, Q_RETURN_ARG(Okular::Generator::PrintError, err));
|
|
}
|
|
Q_ASSERT(err != Generator::NoPrintError);
|
|
switch (err) {
|
|
case Generator::TemporaryFileOpenPrintError:
|
|
return i18n("Could not open a temporary file");
|
|
case Generator::FileConversionPrintError:
|
|
return i18n("Print conversion failed");
|
|
case Generator::PrintingProcessCrashPrintError:
|
|
return i18n("Printing process crashed");
|
|
case Generator::PrintingProcessStartPrintError:
|
|
return i18n("Printing process could not start");
|
|
case Generator::PrintToFilePrintError:
|
|
return i18n("Printing to file failed");
|
|
case Generator::InvalidPrinterStatePrintError:
|
|
return i18n("Printer was in invalid state");
|
|
case Generator::UnableToFindFilePrintError:
|
|
return i18n("Unable to find file to print");
|
|
case Generator::NoFileToPrintError:
|
|
return i18n("There was no file to print");
|
|
case Generator::NoBinaryToPrintError:
|
|
return i18n("Could not find a suitable binary for printing. Make sure CUPS lpr binary is available");
|
|
case Generator::InvalidPageSizePrintError:
|
|
return i18n("The page print size is invalid");
|
|
case Generator::NoPrintError:
|
|
return QString();
|
|
case Generator::UnknownPrintError:
|
|
return QString();
|
|
}
|
|
|
|
return QString();
|
|
}
|
|
|
|
QWidget *Document::printConfigurationWidget() const
|
|
{
|
|
if (d->m_generator) {
|
|
PrintInterface *iface = qobject_cast<Okular::PrintInterface *>(d->m_generator);
|
|
return iface ? iface->printConfigurationWidget() : nullptr;
|
|
} else
|
|
return nullptr;
|
|
}
|
|
|
|
void Document::fillConfigDialog(KConfigDialog *dialog)
|
|
{
|
|
if (!dialog)
|
|
return;
|
|
|
|
// We know it's a BackendConfigDialog, but check anyway
|
|
BackendConfigDialog *bcd = dynamic_cast<BackendConfigDialog *>(dialog);
|
|
if (!bcd)
|
|
return;
|
|
|
|
// ensure that we have all the generators with settings loaded
|
|
QVector<KPluginMetaData> offers = DocumentPrivate::configurableGenerators();
|
|
d->loadServiceList(offers);
|
|
|
|
// We want the generators to be sorted by name so let's fill in a QMap
|
|
// this sorts by internal id which is not awesome, but at least the sorting
|
|
// is stable between runs that before it wasn't
|
|
QMap<QString, GeneratorInfo> sortedGenerators;
|
|
QHash<QString, GeneratorInfo>::iterator it = d->m_loadedGenerators.begin();
|
|
QHash<QString, GeneratorInfo>::iterator itEnd = d->m_loadedGenerators.end();
|
|
for (; it != itEnd; ++it) {
|
|
sortedGenerators.insert(it.key(), it.value());
|
|
}
|
|
|
|
bool pagesAdded = false;
|
|
QMap<QString, GeneratorInfo>::iterator sit = sortedGenerators.begin();
|
|
QMap<QString, GeneratorInfo>::iterator sitEnd = sortedGenerators.end();
|
|
for (; sit != sitEnd; ++sit) {
|
|
Okular::ConfigInterface *iface = d->generatorConfig(sit.value());
|
|
if (iface) {
|
|
iface->addPages(dialog);
|
|
pagesAdded = true;
|
|
|
|
if (sit.value().generator == d->m_generator) {
|
|
const int rowCount = bcd->thePageWidget()->model()->rowCount();
|
|
KPageView *view = bcd->thePageWidget();
|
|
view->setCurrentPage(view->model()->index(rowCount - 1, 0));
|
|
}
|
|
}
|
|
}
|
|
if (pagesAdded) {
|
|
connect(dialog, &KConfigDialog::settingsChanged, this, [this] { d->slotGeneratorConfigChanged(); });
|
|
}
|
|
}
|
|
|
|
QVector<KPluginMetaData> DocumentPrivate::configurableGenerators()
|
|
{
|
|
const QVector<KPluginMetaData> available = availableGenerators();
|
|
QVector<KPluginMetaData> result;
|
|
for (const KPluginMetaData &md : available) {
|
|
if (md.rawData()[QStringLiteral("X-KDE-okularHasInternalSettings")].toBool()) {
|
|
result << md;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
KPluginMetaData Document::generatorInfo() const
|
|
{
|
|
if (!d->m_generator)
|
|
return KPluginMetaData();
|
|
|
|
auto genIt = d->m_loadedGenerators.constFind(d->m_generatorName);
|
|
Q_ASSERT(genIt != d->m_loadedGenerators.constEnd());
|
|
return genIt.value().metadata;
|
|
}
|
|
|
|
int Document::configurableGenerators() const
|
|
{
|
|
return DocumentPrivate::configurableGenerators().size();
|
|
}
|
|
|
|
QStringList Document::supportedMimeTypes() const
|
|
{
|
|
// TODO: make it a static member of DocumentPrivate?
|
|
QStringList result = d->m_supportedMimeTypes;
|
|
if (result.isEmpty()) {
|
|
const QVector<KPluginMetaData> available = DocumentPrivate::availableGenerators();
|
|
for (const KPluginMetaData &md : available) {
|
|
result << md.mimeTypes();
|
|
}
|
|
|
|
// Remove duplicate mimetypes represented by different names
|
|
QMimeDatabase mimeDatabase;
|
|
QSet<QMimeType> uniqueMimetypes;
|
|
for (const QString &mimeName : qAsConst(result)) {
|
|
uniqueMimetypes.insert(mimeDatabase.mimeTypeForName(mimeName));
|
|
}
|
|
result.clear();
|
|
for (const QMimeType &mimeType : uniqueMimetypes) {
|
|
result.append(mimeType.name());
|
|
}
|
|
|
|
// Add the Okular archive mimetype
|
|
result << QStringLiteral("application/vnd.kde.okular-archive");
|
|
|
|
// Sorting by mimetype name doesn't make a ton of sense,
|
|
// but ensures that the list is ordered the same way every time
|
|
std::sort(result.begin(), result.end());
|
|
|
|
d->m_supportedMimeTypes = result;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
bool Document::canSwapBackingFile() const
|
|
{
|
|
if (!d->m_generator)
|
|
return false;
|
|
|
|
return d->m_generator->hasFeature(Generator::SwapBackingFile);
|
|
}
|
|
|
|
bool Document::swapBackingFile(const QString &newFileName, const QUrl &url)
|
|
{
|
|
if (!d->m_generator)
|
|
return false;
|
|
|
|
if (!d->m_generator->hasFeature(Generator::SwapBackingFile))
|
|
return false;
|
|
|
|
// Save metadata about the file we're about to close
|
|
d->saveDocumentInfo();
|
|
|
|
d->clearAndWaitForRequests();
|
|
|
|
qCDebug(OkularCoreDebug) << "Swapping backing file to" << newFileName;
|
|
QVector<Page *> newPagesVector;
|
|
Generator::SwapBackingFileResult result = d->m_generator->swapBackingFile(newFileName, newPagesVector);
|
|
if (result != Generator::SwapBackingFileError) {
|
|
QLinkedList<ObjectRect *> rectsToDelete;
|
|
QLinkedList<Annotation *> annotationsToDelete;
|
|
QSet<PagePrivate *> pagePrivatesToDelete;
|
|
|
|
if (result == Generator::SwapBackingFileReloadInternalData) {
|
|
// Here we need to replace everything that the old generator
|
|
// had created with what the new one has without making it look like
|
|
// we have actually closed and opened the file again
|
|
|
|
// Simple sanity check
|
|
if (newPagesVector.count() != d->m_pagesVector.count())
|
|
return false;
|
|
|
|
// Update the undo stack contents
|
|
for (int i = 0; i < d->m_undoStack->count(); ++i) {
|
|
// Trust me on the const_cast ^_^
|
|
QUndoCommand *uc = const_cast<QUndoCommand *>(d->m_undoStack->command(i));
|
|
if (OkularUndoCommand *ouc = dynamic_cast<OkularUndoCommand *>(uc)) {
|
|
const bool success = ouc->refreshInternalPageReferences(newPagesVector);
|
|
if (!success) {
|
|
qWarning() << "Document::swapBackingFile: refreshInternalPageReferences failed" << ouc;
|
|
return false;
|
|
}
|
|
} else {
|
|
qWarning() << "Document::swapBackingFile: Unhandled undo command" << uc;
|
|
return false;
|
|
}
|
|
}
|
|
|
|
for (int i = 0; i < d->m_pagesVector.count(); ++i) {
|
|
// switch the PagePrivate* from newPage to oldPage
|
|
// this way everyone still holding Page* doesn't get
|
|
// disturbed by it
|
|
Page *oldPage = d->m_pagesVector[i];
|
|
Page *newPage = newPagesVector[i];
|
|
newPage->d->adoptGeneratedContents(oldPage->d);
|
|
|
|
pagePrivatesToDelete << oldPage->d;
|
|
oldPage->d = newPage->d;
|
|
oldPage->d->m_page = oldPage;
|
|
oldPage->d->m_doc = d;
|
|
newPage->d = nullptr;
|
|
|
|
annotationsToDelete << oldPage->m_annotations;
|
|
rectsToDelete << oldPage->m_rects;
|
|
oldPage->m_annotations = newPage->m_annotations;
|
|
oldPage->m_rects = newPage->m_rects;
|
|
}
|
|
qDeleteAll(newPagesVector);
|
|
}
|
|
|
|
d->m_url = url;
|
|
d->m_docFileName = newFileName;
|
|
d->updateMetadataXmlNameAndDocSize();
|
|
d->m_bookmarkManager->setUrl(d->m_url);
|
|
d->m_documentInfo = DocumentInfo();
|
|
d->m_documentInfoAskedKeys.clear();
|
|
|
|
if (d->m_synctex_scanner) {
|
|
synctex_scanner_free(d->m_synctex_scanner);
|
|
d->m_synctex_scanner = synctex_scanner_new_with_output_file(QFile::encodeName(newFileName).constData(), nullptr, 1);
|
|
if (!d->m_synctex_scanner && QFile::exists(newFileName + QLatin1String("sync"))) {
|
|
d->loadSyncFile(newFileName);
|
|
}
|
|
}
|
|
|
|
foreachObserver(notifySetup(d->m_pagesVector, DocumentObserver::UrlChanged));
|
|
|
|
qDeleteAll(annotationsToDelete);
|
|
qDeleteAll(rectsToDelete);
|
|
qDeleteAll(pagePrivatesToDelete);
|
|
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool Document::swapBackingFileArchive(const QString &newFileName, const QUrl &url)
|
|
{
|
|
qCDebug(OkularCoreDebug) << "Swapping backing archive to" << newFileName;
|
|
|
|
ArchiveData *newArchive = DocumentPrivate::unpackDocumentArchive(newFileName);
|
|
if (!newArchive)
|
|
return false;
|
|
|
|
const QString tempFileName = newArchive->document.fileName();
|
|
|
|
const bool success = swapBackingFile(tempFileName, url);
|
|
|
|
if (success) {
|
|
delete d->m_archiveData;
|
|
d->m_archiveData = newArchive;
|
|
}
|
|
|
|
return success;
|
|
}
|
|
|
|
void Document::setHistoryClean(bool clean)
|
|
{
|
|
if (clean)
|
|
d->m_undoStack->setClean();
|
|
else
|
|
d->m_undoStack->resetClean();
|
|
}
|
|
|
|
bool Document::canSaveChanges() const
|
|
{
|
|
if (!d->m_generator)
|
|
return false;
|
|
Q_ASSERT(!d->m_generatorName.isEmpty());
|
|
|
|
QHash<QString, GeneratorInfo>::iterator genIt = d->m_loadedGenerators.find(d->m_generatorName);
|
|
Q_ASSERT(genIt != d->m_loadedGenerators.end());
|
|
SaveInterface *saveIface = d->generatorSave(genIt.value());
|
|
if (!saveIface)
|
|
return false;
|
|
|
|
return saveIface->supportsOption(SaveInterface::SaveChanges);
|
|
}
|
|
|
|
bool Document::canSaveChanges(SaveCapability cap) const
|
|
{
|
|
switch (cap) {
|
|
case SaveFormsCapability:
|
|
/* Assume that if the generator supports saving, forms can be saved.
|
|
* We have no means to actually query the generator at the moment
|
|
* TODO: Add some method to query the generator in SaveInterface */
|
|
return canSaveChanges();
|
|
|
|
case SaveAnnotationsCapability:
|
|
return d->canAddAnnotationsNatively();
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool Document::saveChanges(const QString &fileName)
|
|
{
|
|
QString errorText;
|
|
return saveChanges(fileName, &errorText);
|
|
}
|
|
|
|
bool Document::saveChanges(const QString &fileName, QString *errorText)
|
|
{
|
|
if (!d->m_generator || fileName.isEmpty())
|
|
return false;
|
|
Q_ASSERT(!d->m_generatorName.isEmpty());
|
|
|
|
QHash<QString, GeneratorInfo>::iterator genIt = d->m_loadedGenerators.find(d->m_generatorName);
|
|
Q_ASSERT(genIt != d->m_loadedGenerators.end());
|
|
SaveInterface *saveIface = d->generatorSave(genIt.value());
|
|
if (!saveIface || !saveIface->supportsOption(SaveInterface::SaveChanges))
|
|
return false;
|
|
|
|
return saveIface->save(fileName, SaveInterface::SaveChanges, errorText);
|
|
}
|
|
|
|
void Document::registerView(View *view)
|
|
{
|
|
if (!view)
|
|
return;
|
|
|
|
Document *viewDoc = view->viewDocument();
|
|
if (viewDoc) {
|
|
// check if already registered for this document
|
|
if (viewDoc == this)
|
|
return;
|
|
|
|
viewDoc->unregisterView(view);
|
|
}
|
|
|
|
d->m_views.insert(view);
|
|
view->d_func()->document = d;
|
|
}
|
|
|
|
void Document::unregisterView(View *view)
|
|
{
|
|
if (!view)
|
|
return;
|
|
|
|
Document *viewDoc = view->viewDocument();
|
|
if (!viewDoc || viewDoc != this)
|
|
return;
|
|
|
|
view->d_func()->document = nullptr;
|
|
d->m_views.remove(view);
|
|
}
|
|
|
|
QByteArray Document::fontData(const FontInfo &font) const
|
|
{
|
|
QByteArray result;
|
|
|
|
if (d->m_generator) {
|
|
// clang-format off
|
|
// Otherwise the Q_ARG(QByteArray* gets broken
|
|
QMetaObject::invokeMethod(d->m_generator, "requestFontData", Qt::DirectConnection, Q_ARG(Okular::FontInfo, font), Q_ARG(QByteArray*, &result));
|
|
// clang-format on
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
ArchiveData *DocumentPrivate::unpackDocumentArchive(const QString &archivePath)
|
|
{
|
|
QMimeDatabase db;
|
|
const QMimeType mime = db.mimeTypeForFile(archivePath, QMimeDatabase::MatchExtension);
|
|
if (!mime.inherits(QStringLiteral("application/vnd.kde.okular-archive")))
|
|
return nullptr;
|
|
|
|
KZip okularArchive(archivePath);
|
|
if (!okularArchive.open(QIODevice::ReadOnly))
|
|
return nullptr;
|
|
|
|
const KArchiveDirectory *mainDir = okularArchive.directory();
|
|
|
|
// Check the archive doesn't have folders, we don't create them when saving the archive
|
|
// and folders mean paths and paths mean path traversal issues
|
|
const QStringList mainDirEntries = mainDir->entries();
|
|
for (const QString &entry : mainDirEntries) {
|
|
if (mainDir->entry(entry)->isDirectory()) {
|
|
qWarning() << "Warning: Found a directory inside" << archivePath << " - Okular does not create files like that so it is most probably forged.";
|
|
return nullptr;
|
|
}
|
|
}
|
|
|
|
const KArchiveEntry *mainEntry = mainDir->entry(QStringLiteral("content.xml"));
|
|
if (!mainEntry || !mainEntry->isFile())
|
|
return nullptr;
|
|
|
|
std::unique_ptr<QIODevice> mainEntryDevice(static_cast<const KZipFileEntry *>(mainEntry)->createDevice());
|
|
QDomDocument doc;
|
|
if (!doc.setContent(mainEntryDevice.get()))
|
|
return nullptr;
|
|
mainEntryDevice.reset();
|
|
|
|
QDomElement root = doc.documentElement();
|
|
if (root.tagName() != QLatin1String("OkularArchive"))
|
|
return nullptr;
|
|
|
|
QString documentFileName;
|
|
QString metadataFileName;
|
|
QDomElement el = root.firstChild().toElement();
|
|
for (; !el.isNull(); el = el.nextSibling().toElement()) {
|
|
if (el.tagName() == QLatin1String("Files")) {
|
|
QDomElement fileEl = el.firstChild().toElement();
|
|
for (; !fileEl.isNull(); fileEl = fileEl.nextSibling().toElement()) {
|
|
if (fileEl.tagName() == QLatin1String("DocumentFileName"))
|
|
documentFileName = fileEl.text();
|
|
else if (fileEl.tagName() == QLatin1String("MetadataFileName"))
|
|
metadataFileName = fileEl.text();
|
|
}
|
|
}
|
|
}
|
|
if (documentFileName.isEmpty())
|
|
return nullptr;
|
|
|
|
const KArchiveEntry *docEntry = mainDir->entry(documentFileName);
|
|
if (!docEntry || !docEntry->isFile())
|
|
return nullptr;
|
|
|
|
std::unique_ptr<ArchiveData> archiveData(new ArchiveData());
|
|
const int dotPos = documentFileName.indexOf(QLatin1Char('.'));
|
|
if (dotPos != -1)
|
|
archiveData->document.setFileTemplate(QDir::tempPath() + QLatin1String("/okular_XXXXXX") + documentFileName.mid(dotPos));
|
|
if (!archiveData->document.open())
|
|
return nullptr;
|
|
|
|
archiveData->originalFileName = documentFileName;
|
|
|
|
{
|
|
std::unique_ptr<QIODevice> docEntryDevice(static_cast<const KZipFileEntry *>(docEntry)->createDevice());
|
|
copyQIODevice(docEntryDevice.get(), &archiveData->document);
|
|
archiveData->document.close();
|
|
}
|
|
|
|
const KArchiveEntry *metadataEntry = mainDir->entry(metadataFileName);
|
|
if (metadataEntry && metadataEntry->isFile()) {
|
|
std::unique_ptr<QIODevice> metadataEntryDevice(static_cast<const KZipFileEntry *>(metadataEntry)->createDevice());
|
|
archiveData->metadataFile.setFileTemplate(QDir::tempPath() + QLatin1String("/okular_XXXXXX.xml"));
|
|
if (archiveData->metadataFile.open()) {
|
|
copyQIODevice(metadataEntryDevice.get(), &archiveData->metadataFile);
|
|
archiveData->metadataFile.close();
|
|
}
|
|
}
|
|
|
|
return archiveData.release();
|
|
}
|
|
|
|
Document::OpenResult Document::openDocumentArchive(const QString &docFile, const QUrl &url, const QString &password)
|
|
{
|
|
d->m_archiveData = DocumentPrivate::unpackDocumentArchive(docFile);
|
|
if (!d->m_archiveData)
|
|
return OpenError;
|
|
|
|
const QString tempFileName = d->m_archiveData->document.fileName();
|
|
QMimeDatabase db;
|
|
const QMimeType docMime = db.mimeTypeForFile(tempFileName, QMimeDatabase::MatchExtension);
|
|
const OpenResult ret = openDocument(tempFileName, url, docMime, password);
|
|
|
|
if (ret != OpenSuccess) {
|
|
delete d->m_archiveData;
|
|
d->m_archiveData = nullptr;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
bool Document::saveDocumentArchive(const QString &fileName)
|
|
{
|
|
if (!d->m_generator)
|
|
return false;
|
|
|
|
/* If we opened an archive, use the name of original file (eg foo.pdf)
|
|
* instead of the archive's one (eg foo.okular) */
|
|
QString docFileName = d->m_archiveData ? d->m_archiveData->originalFileName : d->m_url.fileName();
|
|
if (docFileName == QLatin1String("-"))
|
|
return false;
|
|
|
|
QString docPath = d->m_docFileName;
|
|
const QFileInfo fi(docPath);
|
|
if (fi.isSymLink())
|
|
docPath = fi.symLinkTarget();
|
|
|
|
KZip okularArchive(fileName);
|
|
if (!okularArchive.open(QIODevice::WriteOnly))
|
|
return false;
|
|
|
|
const KUser user;
|
|
#ifndef Q_OS_WIN
|
|
const KUserGroup userGroup(user.groupId());
|
|
#else
|
|
const KUserGroup userGroup(QString(""));
|
|
#endif
|
|
|
|
QDomDocument contentDoc(QStringLiteral("OkularArchive"));
|
|
QDomProcessingInstruction xmlPi = contentDoc.createProcessingInstruction(QStringLiteral("xml"), QStringLiteral("version=\"1.0\" encoding=\"utf-8\""));
|
|
contentDoc.appendChild(xmlPi);
|
|
QDomElement root = contentDoc.createElement(QStringLiteral("OkularArchive"));
|
|
contentDoc.appendChild(root);
|
|
|
|
QDomElement filesNode = contentDoc.createElement(QStringLiteral("Files"));
|
|
root.appendChild(filesNode);
|
|
|
|
QDomElement fileNameNode = contentDoc.createElement(QStringLiteral("DocumentFileName"));
|
|
filesNode.appendChild(fileNameNode);
|
|
fileNameNode.appendChild(contentDoc.createTextNode(docFileName));
|
|
|
|
QDomElement metadataFileNameNode = contentDoc.createElement(QStringLiteral("MetadataFileName"));
|
|
filesNode.appendChild(metadataFileNameNode);
|
|
metadataFileNameNode.appendChild(contentDoc.createTextNode(QStringLiteral("metadata.xml")));
|
|
|
|
// If the generator can save annotations natively, do it
|
|
QTemporaryFile modifiedFile;
|
|
bool annotationsSavedNatively = false;
|
|
bool formsSavedNatively = false;
|
|
if (d->canAddAnnotationsNatively() || canSaveChanges(SaveFormsCapability)) {
|
|
if (!modifiedFile.open())
|
|
return false;
|
|
|
|
const QString modifiedFileName = modifiedFile.fileName();
|
|
|
|
modifiedFile.close(); // We're only interested in the file name
|
|
|
|
QString errorText;
|
|
if (saveChanges(modifiedFileName, &errorText)) {
|
|
docPath = modifiedFileName; // Save this instead of the original file
|
|
annotationsSavedNatively = d->canAddAnnotationsNatively();
|
|
formsSavedNatively = canSaveChanges(SaveFormsCapability);
|
|
} else {
|
|
qCWarning(OkularCoreDebug) << "saveChanges failed: " << errorText;
|
|
qCDebug(OkularCoreDebug) << "Falling back to saving a copy of the original file";
|
|
}
|
|
}
|
|
|
|
PageItems saveWhat = None;
|
|
if (!annotationsSavedNatively)
|
|
saveWhat |= AnnotationPageItems;
|
|
if (!formsSavedNatively)
|
|
saveWhat |= FormFieldPageItems;
|
|
|
|
QTemporaryFile metadataFile;
|
|
if (!d->savePageDocumentInfo(&metadataFile, saveWhat))
|
|
return false;
|
|
|
|
const QByteArray contentDocXml = contentDoc.toByteArray();
|
|
const mode_t perm = 0100644;
|
|
okularArchive.writeFile(QStringLiteral("content.xml"), contentDocXml, perm, user.loginName(), userGroup.name());
|
|
|
|
okularArchive.addLocalFile(docPath, docFileName);
|
|
okularArchive.addLocalFile(metadataFile.fileName(), QStringLiteral("metadata.xml"));
|
|
|
|
if (!okularArchive.close())
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
bool Document::extractArchivedFile(const QString &destFileName)
|
|
{
|
|
if (!d->m_archiveData)
|
|
return false;
|
|
|
|
// Remove existing file, if present (QFile::copy doesn't overwrite by itself)
|
|
QFile::remove(destFileName);
|
|
|
|
return d->m_archiveData->document.copy(destFileName);
|
|
}
|
|
|
|
QPrinter::Orientation Document::orientation() const
|
|
{
|
|
double width, height;
|
|
int landscape, portrait;
|
|
const Okular::Page *currentPage;
|
|
|
|
// if some pages are landscape and others are not, the most common wins, as
|
|
// QPrinter does not accept a per-page setting
|
|
landscape = 0;
|
|
portrait = 0;
|
|
for (uint i = 0; i < pages(); i++) {
|
|
currentPage = page(i);
|
|
width = currentPage->width();
|
|
height = currentPage->height();
|
|
if (currentPage->orientation() == Okular::Rotation90 || currentPage->orientation() == Okular::Rotation270)
|
|
qSwap(width, height);
|
|
if (width > height)
|
|
landscape++;
|
|
else
|
|
portrait++;
|
|
}
|
|
return (landscape > portrait) ? QPrinter::Landscape : QPrinter::Portrait;
|
|
}
|
|
|
|
void Document::setAnnotationEditingEnabled(bool enable)
|
|
{
|
|
d->m_annotationEditingEnabled = enable;
|
|
foreachObserver(notifySetup(d->m_pagesVector, 0));
|
|
}
|
|
|
|
void Document::walletDataForFile(const QString &fileName, QString *walletName, QString *walletFolder, QString *walletKey) const
|
|
{
|
|
if (d->m_generator) {
|
|
d->m_generator->walletDataForFile(fileName, walletName, walletFolder, walletKey);
|
|
} else if (d->m_walletGenerator) {
|
|
d->m_walletGenerator->walletDataForFile(fileName, walletName, walletFolder, walletKey);
|
|
}
|
|
}
|
|
|
|
bool Document::isDocdataMigrationNeeded() const
|
|
{
|
|
return d->m_docdataMigrationNeeded;
|
|
}
|
|
|
|
void Document::docdataMigrationDone()
|
|
{
|
|
if (d->m_docdataMigrationNeeded) {
|
|
d->m_docdataMigrationNeeded = false;
|
|
foreachObserver(notifySetup(d->m_pagesVector, 0));
|
|
}
|
|
}
|
|
|
|
QAbstractItemModel *Document::layersModel() const
|
|
{
|
|
return d->m_generator ? d->m_generator->layersModel() : nullptr;
|
|
}
|
|
|
|
QString Document::openError() const
|
|
{
|
|
return d->m_openError;
|
|
}
|
|
|
|
QByteArray Document::requestSignedRevisionData(const Okular::SignatureInfo &info)
|
|
{
|
|
QFile f(d->m_docFileName);
|
|
if (!f.open(QIODevice::ReadOnly)) {
|
|
KMessageBox::error(nullptr, i18n("Could not open '%1'. File does not exist", d->m_docFileName));
|
|
return {};
|
|
}
|
|
|
|
const QList<qint64> byteRange = info.signedRangeBounds();
|
|
f.seek(byteRange.first());
|
|
QByteArray data;
|
|
QDataStream stream(&data, QIODevice::WriteOnly);
|
|
stream << f.read(byteRange.last() - byteRange.first());
|
|
f.close();
|
|
|
|
return data;
|
|
}
|
|
|
|
void Document::refreshPixmaps(int pageNumber)
|
|
{
|
|
d->refreshPixmaps(pageNumber);
|
|
}
|
|
|
|
void DocumentPrivate::executeScript(const QString &function)
|
|
{
|
|
if (!m_scripter)
|
|
m_scripter = new Scripter(this);
|
|
m_scripter->execute(JavaScript, function);
|
|
}
|
|
|
|
void DocumentPrivate::requestDone(PixmapRequest *req)
|
|
{
|
|
if (!req)
|
|
return;
|
|
|
|
if (!m_generator || m_closingLoop) {
|
|
m_pixmapRequestsMutex.lock();
|
|
m_executingPixmapRequests.removeAll(req);
|
|
m_pixmapRequestsMutex.unlock();
|
|
delete req;
|
|
if (m_closingLoop)
|
|
m_closingLoop->exit();
|
|
return;
|
|
}
|
|
|
|
#ifndef NDEBUG
|
|
if (!m_generator->canGeneratePixmap())
|
|
qCDebug(OkularCoreDebug) << "requestDone with generator not in READY state.";
|
|
#endif
|
|
|
|
if (!req->shouldAbortRender()) {
|
|
// [MEM] 1.1 find and remove a previous entry for the same page and id
|
|
QLinkedList<AllocatedPixmap *>::iterator aIt = m_allocatedPixmaps.begin();
|
|
QLinkedList<AllocatedPixmap *>::iterator aEnd = m_allocatedPixmaps.end();
|
|
for (; aIt != aEnd; ++aIt)
|
|
if ((*aIt)->page == req->pageNumber() && (*aIt)->observer == req->observer()) {
|
|
AllocatedPixmap *p = *aIt;
|
|
m_allocatedPixmaps.erase(aIt);
|
|
m_allocatedPixmapsTotalMemory -= p->memory;
|
|
delete p;
|
|
break;
|
|
}
|
|
|
|
DocumentObserver *observer = req->observer();
|
|
if (m_observers.contains(observer)) {
|
|
// [MEM] 1.2 append memory allocation descriptor to the FIFO
|
|
qulonglong memoryBytes = 0;
|
|
const TilesManager *tm = req->d->tilesManager();
|
|
if (tm)
|
|
memoryBytes = tm->totalMemory();
|
|
else
|
|
memoryBytes = 4 * req->width() * req->height();
|
|
|
|
AllocatedPixmap *memoryPage = new AllocatedPixmap(req->observer(), req->pageNumber(), memoryBytes);
|
|
m_allocatedPixmaps.append(memoryPage);
|
|
m_allocatedPixmapsTotalMemory += memoryBytes;
|
|
|
|
// 2. notify an observer that its pixmap changed
|
|
observer->notifyPageChanged(req->pageNumber(), DocumentObserver::Pixmap);
|
|
}
|
|
#ifndef NDEBUG
|
|
else
|
|
qCWarning(OkularCoreDebug) << "Receiving a done request for the defunct observer" << observer;
|
|
#endif
|
|
}
|
|
|
|
// 3. delete request
|
|
m_pixmapRequestsMutex.lock();
|
|
m_executingPixmapRequests.removeAll(req);
|
|
m_pixmapRequestsMutex.unlock();
|
|
delete req;
|
|
|
|
// 4. start a new generation if some is pending
|
|
m_pixmapRequestsMutex.lock();
|
|
bool hasPixmaps = !m_pixmapRequestsStack.isEmpty();
|
|
m_pixmapRequestsMutex.unlock();
|
|
if (hasPixmaps)
|
|
sendGeneratorPixmapRequest();
|
|
}
|
|
|
|
void DocumentPrivate::setPageBoundingBox(int page, const NormalizedRect &boundingBox)
|
|
{
|
|
Page *kp = m_pagesVector[page];
|
|
if (!m_generator || !kp)
|
|
return;
|
|
|
|
if (kp->boundingBox() == boundingBox)
|
|
return;
|
|
kp->setBoundingBox(boundingBox);
|
|
|
|
// notify observers about the change
|
|
foreachObserverD(notifyPageChanged(page, DocumentObserver::BoundingBox));
|
|
|
|
// TODO: For generators that generate the bbox by pixmap scanning, if the first generated pixmap is very small, the bounding box will forever be inaccurate.
|
|
// TODO: Crop computation should also consider annotations, actions, etc. to make sure they're not cropped away.
|
|
// TODO: Help compute bounding box for generators that create a QPixmap without a QImage, like text and plucker.
|
|
// TODO: Don't compute the bounding box if no one needs it (e.g., Trim Borders is off).
|
|
}
|
|
|
|
void DocumentPrivate::calculateMaxTextPages()
|
|
{
|
|
int multipliers = qMax(1, qRound(getTotalMemory() / 536870912.0)); // 512 MB
|
|
switch (SettingsCore::memoryLevel()) {
|
|
case SettingsCore::EnumMemoryLevel::Low:
|
|
m_maxAllocatedTextPages = multipliers * 2;
|
|
break;
|
|
|
|
case SettingsCore::EnumMemoryLevel::Normal:
|
|
m_maxAllocatedTextPages = multipliers * 50;
|
|
break;
|
|
|
|
case SettingsCore::EnumMemoryLevel::Aggressive:
|
|
m_maxAllocatedTextPages = multipliers * 250;
|
|
break;
|
|
|
|
case SettingsCore::EnumMemoryLevel::Greedy:
|
|
m_maxAllocatedTextPages = multipliers * 1250;
|
|
break;
|
|
}
|
|
}
|
|
|
|
void DocumentPrivate::textGenerationDone(Page *page)
|
|
{
|
|
if (!m_pageController)
|
|
return;
|
|
|
|
// 1. If we reached the cache limit, delete the first text page from the fifo
|
|
if (m_allocatedTextPagesFifo.size() == m_maxAllocatedTextPages) {
|
|
int pageToKick = m_allocatedTextPagesFifo.takeFirst();
|
|
if (pageToKick != page->number()) // this should never happen but better be safe than sorry
|
|
{
|
|
m_pagesVector.at(pageToKick)->setTextPage(nullptr); // deletes the textpage
|
|
}
|
|
}
|
|
|
|
// 2. Add the page to the fifo of generated text pages
|
|
m_allocatedTextPagesFifo.append(page->number());
|
|
}
|
|
|
|
void Document::setRotation(int r)
|
|
{
|
|
d->setRotationInternal(r, true);
|
|
}
|
|
|
|
void DocumentPrivate::setRotationInternal(int r, bool notify)
|
|
{
|
|
Rotation rotation = (Rotation)r;
|
|
if (!m_generator || (m_rotation == rotation))
|
|
return;
|
|
|
|
// tell the pages to rotate
|
|
QVector<Okular::Page *>::const_iterator pIt = m_pagesVector.constBegin();
|
|
QVector<Okular::Page *>::const_iterator pEnd = m_pagesVector.constEnd();
|
|
for (; pIt != pEnd; ++pIt)
|
|
(*pIt)->d->rotateAt(rotation);
|
|
if (notify) {
|
|
// notify the generator that the current rotation has changed
|
|
m_generator->rotationChanged(rotation, m_rotation);
|
|
}
|
|
// set the new rotation
|
|
m_rotation = rotation;
|
|
|
|
if (notify) {
|
|
foreachObserverD(notifySetup(m_pagesVector, DocumentObserver::NewLayoutForPages));
|
|
foreachObserverD(notifyContentsCleared(DocumentObserver::Pixmap | DocumentObserver::Highlights | DocumentObserver::Annotations));
|
|
}
|
|
qCDebug(OkularCoreDebug) << "Rotated:" << r;
|
|
}
|
|
|
|
void Document::setPageSize(const PageSize &size)
|
|
{
|
|
if (!d->m_generator || !d->m_generator->hasFeature(Generator::PageSizes))
|
|
return;
|
|
|
|
if (d->m_pageSizes.isEmpty())
|
|
d->m_pageSizes = d->m_generator->pageSizes();
|
|
int sizeid = d->m_pageSizes.indexOf(size);
|
|
if (sizeid == -1)
|
|
return;
|
|
|
|
// tell the pages to change size
|
|
QVector<Okular::Page *>::const_iterator pIt = d->m_pagesVector.constBegin();
|
|
QVector<Okular::Page *>::const_iterator pEnd = d->m_pagesVector.constEnd();
|
|
for (; pIt != pEnd; ++pIt)
|
|
(*pIt)->d->changeSize(size);
|
|
// clear 'memory allocation' descriptors
|
|
qDeleteAll(d->m_allocatedPixmaps);
|
|
d->m_allocatedPixmaps.clear();
|
|
d->m_allocatedPixmapsTotalMemory = 0;
|
|
// notify the generator that the current page size has changed
|
|
d->m_generator->pageSizeChanged(size, d->m_pageSize);
|
|
// set the new page size
|
|
d->m_pageSize = size;
|
|
|
|
foreachObserver(notifySetup(d->m_pagesVector, DocumentObserver::NewLayoutForPages));
|
|
foreachObserver(notifyContentsCleared(DocumentObserver::Pixmap | DocumentObserver::Highlights));
|
|
qCDebug(OkularCoreDebug) << "New PageSize id:" << sizeid;
|
|
}
|
|
|
|
/** DocumentViewport **/
|
|
|
|
DocumentViewport::DocumentViewport(int n)
|
|
: pageNumber(n)
|
|
{
|
|
// default settings
|
|
rePos.enabled = false;
|
|
rePos.normalizedX = 0.5;
|
|
rePos.normalizedY = 0.0;
|
|
rePos.pos = Center;
|
|
autoFit.enabled = false;
|
|
autoFit.width = false;
|
|
autoFit.height = false;
|
|
}
|
|
|
|
DocumentViewport::DocumentViewport(const QString &xmlDesc)
|
|
: pageNumber(-1)
|
|
{
|
|
// default settings (maybe overridden below)
|
|
rePos.enabled = false;
|
|
rePos.normalizedX = 0.5;
|
|
rePos.normalizedY = 0.0;
|
|
rePos.pos = Center;
|
|
autoFit.enabled = false;
|
|
autoFit.width = false;
|
|
autoFit.height = false;
|
|
|
|
// check for string presence
|
|
if (xmlDesc.isEmpty())
|
|
return;
|
|
|
|
// decode the string
|
|
bool ok;
|
|
int field = 0;
|
|
QString token = xmlDesc.section(QLatin1Char(';'), field, field);
|
|
while (!token.isEmpty()) {
|
|
// decode the current token
|
|
if (field == 0) {
|
|
pageNumber = token.toInt(&ok);
|
|
if (!ok)
|
|
return;
|
|
} else if (token.startsWith(QLatin1String("C1"))) {
|
|
rePos.enabled = true;
|
|
rePos.normalizedX = token.section(QLatin1Char(':'), 1, 1).toDouble();
|
|
rePos.normalizedY = token.section(QLatin1Char(':'), 2, 2).toDouble();
|
|
rePos.pos = Center;
|
|
} else if (token.startsWith(QLatin1String("C2"))) {
|
|
rePos.enabled = true;
|
|
rePos.normalizedX = token.section(QLatin1Char(':'), 1, 1).toDouble();
|
|
rePos.normalizedY = token.section(QLatin1Char(':'), 2, 2).toDouble();
|
|
if (token.section(QLatin1Char(':'), 3, 3).toInt() == 1)
|
|
rePos.pos = Center;
|
|
else
|
|
rePos.pos = TopLeft;
|
|
} else if (token.startsWith(QLatin1String("AF1"))) {
|
|
autoFit.enabled = true;
|
|
autoFit.width = token.section(QLatin1Char(':'), 1, 1) == QLatin1String("T");
|
|
autoFit.height = token.section(QLatin1Char(':'), 2, 2) == QLatin1String("T");
|
|
}
|
|
// proceed tokenizing string
|
|
field++;
|
|
token = xmlDesc.section(QLatin1Char(';'), field, field);
|
|
}
|
|
}
|
|
|
|
QString DocumentViewport::toString() const
|
|
{
|
|
// start string with page number
|
|
QString s = QString::number(pageNumber);
|
|
// if has center coordinates, save them on string
|
|
if (rePos.enabled)
|
|
s += QStringLiteral(";C2:") + QString::number(rePos.normalizedX) + QLatin1Char(':') + QString::number(rePos.normalizedY) + QLatin1Char(':') + QString::number(rePos.pos);
|
|
// if has autofit enabled, save its state on string
|
|
if (autoFit.enabled)
|
|
s += QStringLiteral(";AF1:") + (autoFit.width ? QLatin1Char('T') : QLatin1Char('F')) + QLatin1Char(':') + (autoFit.height ? QLatin1Char('T') : QLatin1Char('F'));
|
|
return s;
|
|
}
|
|
|
|
bool DocumentViewport::isValid() const
|
|
{
|
|
return pageNumber >= 0;
|
|
}
|
|
|
|
bool DocumentViewport::operator==(const DocumentViewport &other) const
|
|
{
|
|
bool equal = (pageNumber == other.pageNumber) && (rePos.enabled == other.rePos.enabled) && (autoFit.enabled == other.autoFit.enabled);
|
|
if (!equal)
|
|
return false;
|
|
if (rePos.enabled && ((rePos.normalizedX != other.rePos.normalizedX) || (rePos.normalizedY != other.rePos.normalizedY) || rePos.pos != other.rePos.pos))
|
|
return false;
|
|
if (autoFit.enabled && ((autoFit.width != other.autoFit.width) || (autoFit.height != other.autoFit.height)))
|
|
return false;
|
|
return true;
|
|
}
|
|
|
|
bool DocumentViewport::operator<(const DocumentViewport &other) const
|
|
{
|
|
// TODO: Check autoFit and Position
|
|
|
|
if (pageNumber != other.pageNumber)
|
|
return pageNumber < other.pageNumber;
|
|
|
|
if (!rePos.enabled && other.rePos.enabled)
|
|
return true;
|
|
|
|
if (!other.rePos.enabled)
|
|
return false;
|
|
|
|
if (rePos.normalizedY != other.rePos.normalizedY)
|
|
return rePos.normalizedY < other.rePos.normalizedY;
|
|
|
|
return rePos.normalizedX < other.rePos.normalizedX;
|
|
}
|
|
|
|
/** DocumentInfo **/
|
|
|
|
DocumentInfo::DocumentInfo()
|
|
: d(new DocumentInfoPrivate())
|
|
{
|
|
}
|
|
|
|
DocumentInfo::DocumentInfo(const DocumentInfo &info)
|
|
: d(new DocumentInfoPrivate())
|
|
{
|
|
*this = info;
|
|
}
|
|
|
|
DocumentInfo &DocumentInfo::operator=(const DocumentInfo &info)
|
|
{
|
|
if (this != &info) {
|
|
d->values = info.d->values;
|
|
d->titles = info.d->titles;
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
DocumentInfo::~DocumentInfo()
|
|
{
|
|
delete d;
|
|
}
|
|
|
|
void DocumentInfo::set(const QString &key, const QString &value, const QString &title)
|
|
{
|
|
d->values[key] = value;
|
|
d->titles[key] = title;
|
|
}
|
|
|
|
void DocumentInfo::set(Key key, const QString &value)
|
|
{
|
|
d->values[getKeyString(key)] = value;
|
|
}
|
|
|
|
QStringList DocumentInfo::keys() const
|
|
{
|
|
return d->values.keys();
|
|
}
|
|
|
|
QString DocumentInfo::get(Key key) const
|
|
{
|
|
return get(getKeyString(key));
|
|
}
|
|
|
|
QString DocumentInfo::get(const QString &key) const
|
|
{
|
|
return d->values[key];
|
|
}
|
|
|
|
QString DocumentInfo::getKeyString(Key key) // const
|
|
{
|
|
switch (key) {
|
|
case Title:
|
|
return QStringLiteral("title");
|
|
break;
|
|
case Subject:
|
|
return QStringLiteral("subject");
|
|
break;
|
|
case Description:
|
|
return QStringLiteral("description");
|
|
break;
|
|
case Author:
|
|
return QStringLiteral("author");
|
|
break;
|
|
case Creator:
|
|
return QStringLiteral("creator");
|
|
break;
|
|
case Producer:
|
|
return QStringLiteral("producer");
|
|
break;
|
|
case Copyright:
|
|
return QStringLiteral("copyright");
|
|
break;
|
|
case Pages:
|
|
return QStringLiteral("pages");
|
|
break;
|
|
case CreationDate:
|
|
return QStringLiteral("creationDate");
|
|
break;
|
|
case ModificationDate:
|
|
return QStringLiteral("modificationDate");
|
|
break;
|
|
case MimeType:
|
|
return QStringLiteral("mimeType");
|
|
break;
|
|
case Category:
|
|
return QStringLiteral("category");
|
|
break;
|
|
case Keywords:
|
|
return QStringLiteral("keywords");
|
|
break;
|
|
case FilePath:
|
|
return QStringLiteral("filePath");
|
|
break;
|
|
case DocumentSize:
|
|
return QStringLiteral("documentSize");
|
|
break;
|
|
case PagesSize:
|
|
return QStringLiteral("pageSize");
|
|
break;
|
|
default:
|
|
qCWarning(OkularCoreDebug) << "Unknown" << key;
|
|
return QString();
|
|
break;
|
|
}
|
|
}
|
|
|
|
DocumentInfo::Key DocumentInfo::getKeyFromString(const QString &key) // const
|
|
{
|
|
if (key == QLatin1String("title"))
|
|
return Title;
|
|
else if (key == QLatin1String("subject"))
|
|
return Subject;
|
|
else if (key == QLatin1String("description"))
|
|
return Description;
|
|
else if (key == QLatin1String("author"))
|
|
return Author;
|
|
else if (key == QLatin1String("creator"))
|
|
return Creator;
|
|
else if (key == QLatin1String("producer"))
|
|
return Producer;
|
|
else if (key == QLatin1String("copyright"))
|
|
return Copyright;
|
|
else if (key == QLatin1String("pages"))
|
|
return Pages;
|
|
else if (key == QLatin1String("creationDate"))
|
|
return CreationDate;
|
|
else if (key == QLatin1String("modificationDate"))
|
|
return ModificationDate;
|
|
else if (key == QLatin1String("mimeType"))
|
|
return MimeType;
|
|
else if (key == QLatin1String("category"))
|
|
return Category;
|
|
else if (key == QLatin1String("keywords"))
|
|
return Keywords;
|
|
else if (key == QLatin1String("filePath"))
|
|
return FilePath;
|
|
else if (key == QLatin1String("documentSize"))
|
|
return DocumentSize;
|
|
else if (key == QLatin1String("pageSize"))
|
|
return PagesSize;
|
|
else
|
|
return Invalid;
|
|
}
|
|
|
|
QString DocumentInfo::getKeyTitle(Key key) // const
|
|
{
|
|
switch (key) {
|
|
case Title:
|
|
return i18n("Title");
|
|
break;
|
|
case Subject:
|
|
return i18n("Subject");
|
|
break;
|
|
case Description:
|
|
return i18n("Description");
|
|
break;
|
|
case Author:
|
|
return i18n("Author");
|
|
break;
|
|
case Creator:
|
|
return i18n("Creator");
|
|
break;
|
|
case Producer:
|
|
return i18n("Producer");
|
|
break;
|
|
case Copyright:
|
|
return i18n("Copyright");
|
|
break;
|
|
case Pages:
|
|
return i18n("Pages");
|
|
break;
|
|
case CreationDate:
|
|
return i18n("Created");
|
|
break;
|
|
case ModificationDate:
|
|
return i18n("Modified");
|
|
break;
|
|
case MimeType:
|
|
return i18n("Mime Type");
|
|
break;
|
|
case Category:
|
|
return i18n("Category");
|
|
break;
|
|
case Keywords:
|
|
return i18n("Keywords");
|
|
break;
|
|
case FilePath:
|
|
return i18n("File Path");
|
|
break;
|
|
case DocumentSize:
|
|
return i18n("File Size");
|
|
break;
|
|
case PagesSize:
|
|
return i18n("Page Size");
|
|
break;
|
|
default:
|
|
return QString();
|
|
break;
|
|
}
|
|
}
|
|
|
|
QString DocumentInfo::getKeyTitle(const QString &key) const
|
|
{
|
|
QString title = getKeyTitle(getKeyFromString(key));
|
|
if (title.isEmpty())
|
|
title = d->titles[key];
|
|
return title;
|
|
}
|
|
|
|
/** DocumentSynopsis **/
|
|
|
|
DocumentSynopsis::DocumentSynopsis()
|
|
: QDomDocument(QStringLiteral("DocumentSynopsis"))
|
|
{
|
|
// void implementation, only subclassed for naming
|
|
}
|
|
|
|
DocumentSynopsis::DocumentSynopsis(const QDomDocument &document)
|
|
: QDomDocument(document)
|
|
{
|
|
}
|
|
|
|
/** EmbeddedFile **/
|
|
|
|
EmbeddedFile::EmbeddedFile()
|
|
{
|
|
}
|
|
|
|
EmbeddedFile::~EmbeddedFile()
|
|
{
|
|
}
|
|
|
|
VisiblePageRect::VisiblePageRect(int page, const NormalizedRect &rectangle)
|
|
: pageNumber(page)
|
|
, rect(rectangle)
|
|
{
|
|
}
|
|
|
|
#undef foreachObserver
|
|
#undef foreachObserverD
|
|
|
|
/* kate: replace-tabs on; indent-width 4; */
|