mirror of
https://github.com/JakubMelka/PDF4QT.git
synced 2024-12-27 08:42:48 +01:00
880 lines
30 KiB
C++
880 lines
30 KiB
C++
// Copyright (C) 2021 Jakub Melka
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//
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// This file is part of PDF4QT.
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//
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// PDF4QT is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// with the written consent of the copyright owner, any later version.
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//
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// PDF4QT is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
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#include "mainwindow.h"
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#include "ui_mainwindow.h"
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#include "aboutdialog.h"
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#include "differencesdockwidget.h"
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#include "settingsdockwidget.h"
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#include "pdfwidgetutils.h"
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#include "pdfdocumentreader.h"
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#include "pdfdrawspacecontroller.h"
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#include "pdfdocumentmanipulator.h"
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#include "pdfdocumentbuilder.h"
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#include "pdfdocumentwriter.h"
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#include <QToolBar>
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#include <QDesktopWidget>
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#include <QDesktopServices>
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#include <QMessageBox>
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#include <QInputDialog>
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#include <QFileDialog>
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#include <QVBoxLayout>
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namespace pdfdocdiff
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{
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MainWindow::MainWindow(QWidget* parent) :
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QMainWindow(parent),
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ui(new Ui::MainWindow),
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m_progress(new pdf::PDFProgress(this)),
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#ifdef Q_OS_WIN
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m_taskbarButton(new QWinTaskbarButton(this)),
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m_progressTaskbarIndicator(nullptr),
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#endif
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m_cmsManager(nullptr),
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m_pdfWidget(nullptr),
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m_settingsDockWidget(nullptr),
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m_differencesDockWidget(nullptr),
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m_optionalContentActivity(nullptr),
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m_diff(nullptr),
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m_isChangingProgressStep(false),
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m_dontDisplayErrorMessage(false),
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m_diffNavigator(nullptr),
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m_drawInterface(&m_settings, &m_documentMapper, &m_filteredDiffResult)
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{
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ui->setupUi(this);
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setMinimumSize(pdf::PDFWidgetUtils::scaleDPI(this, QSize(800, 600)));
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// Initialize task bar progress
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#ifdef Q_OS_WIN
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m_progressTaskbarIndicator = m_taskbarButton->progress();
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#endif
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m_settingsDockWidget = new SettingsDockWidget(&m_settings, this);
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addDockWidget(Qt::LeftDockWidgetArea, m_settingsDockWidget);;
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connect(m_settingsDockWidget, &SettingsDockWidget::colorsChanged, this, &MainWindow::onColorsChanged);
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connect(m_settingsDockWidget, &SettingsDockWidget::transparencySliderChanged, this, &MainWindow::updateOverlayTransparency);
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m_differencesDockWidget = new DifferencesDockWidget(this, &m_diffResult, &m_filteredDiffResult, &m_diffNavigator, &m_settings);
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addDockWidget(Qt::LeftDockWidgetArea, m_differencesDockWidget);
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ui->documentFrame->setLayout(new QVBoxLayout);
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m_cmsManager = new pdf::PDFCMSManager(this);
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m_pdfWidget = new pdf::PDFWidget(m_cmsManager, pdf::RendererEngine::Software, 1, ui->documentFrame);
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m_pdfWidget->getDrawWidgetProxy()->setProgress(m_progress);
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ui->documentFrame->layout()->addWidget(m_pdfWidget);
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m_pdfWidget->getDrawWidgetProxy()->registerDrawInterface(&m_drawInterface);
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ui->menuView->addSeparator();
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ui->menuView->addAction(m_settingsDockWidget->toggleViewAction());
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ui->menuView->addAction(m_differencesDockWidget->toggleViewAction());
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ui->actionGet_Source->setData(int(Operation::GetSource));
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ui->actionAbout->setData(int(Operation::About));
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ui->actionOpen_Left->setData(int(Operation::OpenLeft));
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ui->actionOpen_Right->setData(int(Operation::OpenRight));
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ui->actionCompare->setData(int(Operation::Compare));
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ui->actionClose->setData(int(Operation::Close));
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ui->actionPrevious_Difference->setData(int(Operation::PreviousDifference));
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ui->actionNext_Difference->setData(int(Operation::NextDifference));
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ui->actionCreate_Compare_Report->setData(int(Operation::CreateCompareReport));
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ui->actionFilter_Text->setData(int(Operation::FilterText));
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ui->actionFilter_Vector_Graphics->setData(int(Operation::FilterVectorGraphics));
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ui->actionFilter_Images->setData(int(Operation::FilterImages));
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ui->actionFilter_Shading->setData(int(Operation::FilterShading));
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ui->actionFilter_Page_Movement->setData(int(Operation::FilterPageMovement));
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ui->actionView_Differences->setData(int(Operation::ViewDifferences));
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ui->actionView_Left->setData(int(Operation::ViewLeft));
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ui->actionView_Right->setData(int(Operation::ViewRight));
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ui->actionView_Overlay->setData(int(Operation::ViewOverlay));
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ui->actionShow_Pages_with_Differences->setData(int(Operation::ShowPageswithDifferences));
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ui->actionSave_Differences_to_XML->setData(int(Operation::SaveDifferencesToXML));
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ui->actionDisplay_Differences->setData(int(Operation::DisplayDifferences));
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ui->actionDisplay_Markers->setData(int(Operation::DisplayMarkers));
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ui->actionSynchronize_View_with_Differences->setChecked(true);
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QActionGroup* actionGroup = new QActionGroup(this);
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actionGroup->setExclusionPolicy(QActionGroup::ExclusionPolicy::Exclusive);
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actionGroup->addAction(ui->actionView_Differences);
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actionGroup->addAction(ui->actionView_Left);
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actionGroup->addAction(ui->actionView_Right);
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actionGroup->addAction(ui->actionView_Overlay);
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ui->actionView_Differences->setChecked(true);
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QToolBar* mainToolbar = addToolBar(tr("Main"));
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mainToolbar->setObjectName("main_toolbar");
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mainToolbar->addActions({ ui->actionOpen_Left, ui->actionOpen_Right });
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mainToolbar->addSeparator();
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mainToolbar->addAction(ui->actionCompare);
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mainToolbar->addAction(ui->actionCreate_Compare_Report);
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mainToolbar->addAction(ui->actionSave_Differences_to_XML);
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QToolBar* differencesToolbar = addToolBar(tr("Differences"));
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differencesToolbar->setObjectName("differences_toolbar");
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differencesToolbar->addActions({ ui->actionPrevious_Difference, ui->actionNext_Difference });
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QToolBar* viewToolbar = addToolBar(tr("View"));
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viewToolbar->setObjectName("view_toolbar");
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viewToolbar->addActions({ ui->actionView_Differences, ui->actionView_Left, ui->actionView_Right, ui->actionView_Overlay });
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viewToolbar->addSeparator();
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viewToolbar->addActions({ ui->actionShow_Pages_with_Differences, ui->actionSynchronize_View_with_Differences });
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viewToolbar->addSeparator();
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viewToolbar->addActions({ ui->actionFilter_Text, ui->actionFilter_Vector_Graphics, ui->actionFilter_Images, ui->actionFilter_Shading, ui->actionFilter_Page_Movement });
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QSize iconSize = pdf::PDFWidgetUtils::scaleDPI(this, QSize(24, 24));
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auto toolbars = findChildren<QToolBar*>();
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for (QToolBar* toolbar : toolbars)
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{
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toolbar->setIconSize(iconSize);
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ui->menuToolbars->addAction(toolbar->toggleViewAction());
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}
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connect(&m_mapper, &QSignalMapper::mappedInt, this, &MainWindow::onMappedActionTriggered);
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QList<QAction*> actions = findChildren<QAction*>();
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for (QAction* action : actions)
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{
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QVariant actionData = action->data();
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if (actionData.isValid())
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{
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connect(action, &QAction::triggered, &m_mapper, QOverload<>::of(&QSignalMapper::map));
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m_mapper.setMapping(action, actionData.toInt());
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}
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}
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connect(m_progress, &pdf::PDFProgress::progressStarted, this, &MainWindow::onProgressStarted);
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connect(m_progress, &pdf::PDFProgress::progressStep, this, &MainWindow::onProgressStep);
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connect(m_progress, &pdf::PDFProgress::progressFinished, this, &MainWindow::onProgressFinished);
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m_diff.setProgress(m_progress);
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m_diff.setOption(pdf::PDFDiff::Asynchronous, true);
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connect(&m_diff, &pdf::PDFDiff::comparationFinished, this, &MainWindow::onComparationFinished);
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m_diff.setLeftDocument(&m_leftDocument);
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m_diff.setRightDocument(&m_rightDocument);
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m_diffNavigator.setResult(&m_filteredDiffResult);
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connect(&m_diffNavigator, &pdf::PDFDiffResultNavigator::selectionChanged, this, &MainWindow::onSelectionChanged);
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loadSettings();
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updateAll(false);
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updateOverlayTransparency();
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}
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MainWindow::~MainWindow()
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{
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saveSettings();
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delete ui;
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}
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void MainWindow::showEvent(QShowEvent* event)
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{
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Q_UNUSED(event);
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#ifdef Q_OS_WIN
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m_taskbarButton->setWindow(windowHandle());
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#endif
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}
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void MainWindow::closeEvent(QCloseEvent* event)
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{
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BaseClass::closeEvent(event);
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m_diff.stop();
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}
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void MainWindow::onMappedActionTriggered(int actionId)
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{
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performOperation(static_cast<Operation>(actionId));
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}
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void MainWindow::onComparationFinished()
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{
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clear(false, false);
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m_diffResult = m_diff.getResult();
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if (!m_dontDisplayErrorMessage)
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{
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if (!m_diffResult.getResult())
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{
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QMessageBox::critical(this, tr("Error"), m_diffResult.getResult().getErrorMessage());
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}
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if (m_diffResult.isSame())
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{
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QMessageBox::information(this, tr("Info"), tr("No differences found between the compared documents."), QMessageBox::Ok);
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}
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}
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// Create merged document
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pdf::PDFDocumentManipulator manipulator;
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manipulator.setOutlineMode(pdf::PDFDocumentManipulator::OutlineMode::NoOutline);
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manipulator.addDocument(1, &m_leftDocument);
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manipulator.addDocument(2, &m_rightDocument);
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pdf::PDFDocumentManipulator::AssembledPages assembledPages1 = pdf::PDFDocumentManipulator::createAllDocumentPages(1, &m_leftDocument);
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pdf::PDFDocumentManipulator::AssembledPages assembledPages2 = pdf::PDFDocumentManipulator::createAllDocumentPages(2, &m_rightDocument);
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assembledPages1.insert(assembledPages1.end(), std::make_move_iterator(assembledPages2.begin()), std::make_move_iterator(assembledPages2.end()));
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if (manipulator.assemble(assembledPages1))
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{
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m_combinedDocument = manipulator.takeAssembledDocument();
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}
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else
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{
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m_combinedDocument = pdf::PDFDocument();
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}
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updateAll(true);
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}
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void MainWindow::onColorsChanged()
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{
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updateFilteredResult();
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m_pdfWidget->update();
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}
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void MainWindow::updateActions()
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{
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QList<QAction*> actions = findChildren<QAction*>();
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for (QAction* action : actions)
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{
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QVariant actionData = action->data();
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if (actionData.isValid())
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{
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bool canPerformAction = canPerformOperation(static_cast<Operation>(actionData.toInt()));
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action->setEnabled(canPerformAction);
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if (!canPerformAction && action->isCheckable())
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{
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action->setChecked(false);
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}
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}
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}
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}
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void MainWindow::onSelectionChanged(size_t currentIndex)
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{
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if (ui->actionSynchronize_View_with_Differences->isChecked())
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{
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pdf::PDFInteger destinationPage = -1;
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if (destinationPage == -1)
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{
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pdf::PDFInteger leftPageIndex = m_filteredDiffResult.getLeftPage(currentIndex);
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if (leftPageIndex != -1)
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{
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destinationPage = m_documentMapper.getPageIndexFromLeftPageIndex(leftPageIndex);
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}
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}
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if (destinationPage == -1)
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{
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pdf::PDFInteger rightPageIndex = m_filteredDiffResult.getRightPage(currentIndex);
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if (rightPageIndex != -1)
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{
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destinationPage = m_documentMapper.getPageIndexFromRightPageIndex(rightPageIndex);
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}
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}
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if (destinationPage != -1)
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{
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m_pdfWidget->getDrawWidgetProxy()->goToPage(destinationPage);
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}
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}
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updateActions();
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}
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void MainWindow::loadSettings()
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{
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QSettings settings(QSettings::IniFormat, QSettings::UserScope, QCoreApplication::organizationName(), QCoreApplication::applicationName());
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settings.beginGroup("MainWindow");
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QByteArray geometry = settings.value("geometry", QByteArray()).toByteArray();
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if (geometry.isEmpty())
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{
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QRect availableGeometry = QApplication::desktop()->availableGeometry(this);
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QRect windowRect(0, 0, availableGeometry.width() / 2, availableGeometry.height() / 2);
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windowRect = windowRect.translated(availableGeometry.center() - windowRect.center());
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setGeometry(windowRect);
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}
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else
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{
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restoreGeometry(geometry);
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}
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QByteArray state = settings.value("windowState", QByteArray()).toByteArray();
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if (!state.isEmpty())
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{
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restoreState(state);
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}
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settings.endGroup();
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settings.beginGroup("Settings");
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m_settings.directory = settings.value("directory").toString();
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m_settings.colorPageMove = settings.value("colorPageMove", m_settings.colorPageMove).value<QColor>();
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m_settings.colorAdded = settings.value("colorAdded", m_settings.colorAdded).value<QColor>();
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m_settings.colorRemoved = settings.value("colorRemoved", m_settings.colorRemoved).value<QColor>();
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m_settings.colorReplaced = settings.value("colorReplaced", m_settings.colorReplaced).value<QColor>();
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m_settings.displayDifferences = settings.value("displayDifferences", m_settings.displayDifferences).toBool();
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m_settings.displayMarkers = settings.value("displayMarkers", m_settings.displayDifferences).toBool();
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settings.endGroup();
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settings.beginGroup("Compare");
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m_settingsDockWidget->setCompareTextsAsVectorGraphics(settings.value("compareTextsAsVectorGraphics", false).toBool());
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m_settingsDockWidget->setCompareTextCharactersInsteadOfWords(settings.value("compareTextCharactersInsteadOfWords", false).toBool());
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settings.endGroup();
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ui->actionDisplay_Differences->setChecked(m_settings.displayDifferences);
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ui->actionDisplay_Markers->setChecked(m_settings.displayMarkers);
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m_settingsDockWidget->loadColors();
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}
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void MainWindow::saveSettings()
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{
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QSettings settings(QSettings::IniFormat, QSettings::UserScope, QCoreApplication::organizationName(), QCoreApplication::applicationName());
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settings.beginGroup("MainWindow");
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settings.setValue("geometry", saveGeometry());
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settings.setValue("windowState", saveState());
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settings.endGroup();
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settings.beginGroup("Settings");
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settings.setValue("directory", m_settings.directory);
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settings.setValue("colorPageMove", m_settings.colorPageMove);
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settings.setValue("colorAdded", m_settings.colorAdded);
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settings.setValue("colorRemoved", m_settings.colorRemoved);
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settings.setValue("colorReplaced", m_settings.colorReplaced);
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settings.setValue("displayDifferences", m_settings.displayDifferences);
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settings.setValue("displayMarkers", m_settings.displayMarkers);
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settings.endGroup();
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settings.beginGroup("Compare");
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settings.setValue("compareTextsAsVectorGraphics", m_settingsDockWidget->isCompareTextAsVectorGraphics());
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settings.setValue("compareTextCharactersInsteadOfWords", m_settingsDockWidget->isCompareTextCharactersInsteadOfWords());
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settings.endGroup();
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}
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bool MainWindow::canPerformOperation(Operation operation) const
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{
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switch (operation)
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{
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case Operation::OpenLeft:
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case Operation::OpenRight:
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case Operation::Compare:
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case Operation::Close:
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case Operation::GetSource:
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case Operation::About:
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return true;
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case Operation::ViewDifferences:
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case Operation::ViewLeft:
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case Operation::ViewRight:
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case Operation::ViewOverlay:
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return true; // Allow always to change a view
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case Operation::FilterText:
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return m_diffResult.hasTextDifferences();
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case Operation::FilterVectorGraphics:
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return m_diffResult.hasVectorGraphicsDifferences();
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case Operation::FilterImages:
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return m_diffResult.hasImageDifferences();
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case Operation::FilterShading:
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return m_diffResult.hasShadingDifferences();
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case Operation::FilterPageMovement:
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return m_diffResult.hasPageMoveDifferences();
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case Operation::PreviousDifference:
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return m_diffNavigator.canGoPrevious();
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case Operation::NextDifference:
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return m_diffNavigator.canGoNext();
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case Operation::CreateCompareReport:
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case Operation::SaveDifferencesToXML:
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return m_filteredDiffResult.isChanged();
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case Operation::ShowPageswithDifferences:
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return m_diffResult.isChanged();
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case Operation::DisplayDifferences:
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case Operation::DisplayMarkers:
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return true;
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default:
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Q_ASSERT(false);
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break;
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}
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return false;
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}
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void MainWindow::performOperation(Operation operation)
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{
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switch (operation)
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{
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case Operation::OpenLeft:
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{
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pdf::PDFTemporaryValueChange guard(&m_dontDisplayErrorMessage, true);
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m_diff.stop();
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std::optional<pdf::PDFDocument> document = openDocument();
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if (document)
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{
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clear(true, false);
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m_leftDocument = std::move(*document);
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const size_t pageCount = m_leftDocument.getCatalog()->getPageCount();
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if (pageCount > 1)
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{
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m_settingsDockWidget->getLeftPageSelectionEdit()->setText(QString("1-%2").arg(pageCount));
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}
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else if (pageCount == 1)
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{
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m_settingsDockWidget->getLeftPageSelectionEdit()->setText("1");
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}
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else
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{
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m_settingsDockWidget->getLeftPageSelectionEdit()->clear();
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}
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updateViewDocument();
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}
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break;
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}
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case Operation::OpenRight:
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{
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pdf::PDFTemporaryValueChange guard(&m_dontDisplayErrorMessage, true);
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m_diff.stop();
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std::optional<pdf::PDFDocument> document = openDocument();
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if (document)
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{
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clear(false, true);
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m_rightDocument = std::move(*document);
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const size_t pageCount = m_rightDocument.getCatalog()->getPageCount();
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if (pageCount > 1)
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{
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m_settingsDockWidget->getRightPageSelectionEdit()->setText(QString("1-%2").arg(pageCount));
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}
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else if (pageCount == 1)
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{
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m_settingsDockWidget->getRightPageSelectionEdit()->setText("1");
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}
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else
|
|
{
|
|
m_settingsDockWidget->getRightPageSelectionEdit()->clear();
|
|
}
|
|
|
|
updateViewDocument();
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case Operation::Compare:
|
|
{
|
|
pdf::PDFTemporaryValueChange guard(&m_dontDisplayErrorMessage, true);
|
|
m_diff.stop();
|
|
|
|
m_diff.setOption(pdf::PDFDiff::CompareTextsAsVector, m_settingsDockWidget->isCompareTextAsVectorGraphics());
|
|
m_diff.setOption(pdf::PDFDiff::CompareWords, !m_settingsDockWidget->isCompareTextCharactersInsteadOfWords());
|
|
|
|
QString errorMessage;
|
|
|
|
pdf::PDFClosedIntervalSet rightPageIndices;
|
|
pdf::PDFClosedIntervalSet leftPageIndices = pdf::PDFClosedIntervalSet::parse(1, qMax<pdf::PDFInteger>(1, m_leftDocument.getCatalog()->getPageCount()), m_settingsDockWidget->getLeftPageSelectionEdit()->text(), &errorMessage);
|
|
|
|
if (errorMessage.isEmpty())
|
|
{
|
|
rightPageIndices = pdf::PDFClosedIntervalSet::parse(1, qMax<pdf::PDFInteger>(1, m_rightDocument.getCatalog()->getPageCount()), m_settingsDockWidget->getRightPageSelectionEdit()->text(), &errorMessage);
|
|
}
|
|
|
|
// Check if pages are succesfully parsed
|
|
if (!errorMessage.isEmpty())
|
|
{
|
|
QMessageBox::critical(this, tr("Error"), errorMessage);
|
|
break;
|
|
}
|
|
|
|
leftPageIndices.translate(-1);
|
|
rightPageIndices.translate(-1);
|
|
|
|
m_diff.setPagesForLeftDocument(std::move(leftPageIndices));
|
|
m_diff.setPagesForRightDocument(std::move(rightPageIndices));
|
|
|
|
m_diff.start();
|
|
break;
|
|
}
|
|
|
|
case Operation::Close:
|
|
{
|
|
close();
|
|
break;
|
|
}
|
|
|
|
case Operation::GetSource:
|
|
{
|
|
QDesktopServices::openUrl(QUrl("https://github.com/JakubMelka/PDF4QT"));
|
|
break;
|
|
}
|
|
|
|
case Operation::About:
|
|
{
|
|
PDFAboutDialog aboutDialog(this);
|
|
aboutDialog.exec();
|
|
break;
|
|
}
|
|
|
|
case Operation::PreviousDifference:
|
|
m_diffNavigator.goPrevious();
|
|
break;
|
|
|
|
case Operation::NextDifference:
|
|
m_diffNavigator.goNext();
|
|
break;
|
|
|
|
case Operation::FilterText:
|
|
case Operation::FilterVectorGraphics:
|
|
case Operation::FilterImages:
|
|
case Operation::FilterShading:
|
|
case Operation::FilterPageMovement:
|
|
{
|
|
updateFilteredResult();
|
|
|
|
if (ui->actionShow_Pages_with_Differences->isChecked())
|
|
{
|
|
updateCustomPageLayout();
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case Operation::ViewDifferences:
|
|
case Operation::ViewLeft:
|
|
case Operation::ViewRight:
|
|
case Operation::ViewOverlay:
|
|
updateViewDocument();
|
|
break;
|
|
|
|
case Operation::ShowPageswithDifferences:
|
|
updateCustomPageLayout();
|
|
break;
|
|
|
|
case Operation::DisplayDifferences:
|
|
m_settings.displayDifferences = ui->actionDisplay_Differences->isChecked();
|
|
m_pdfWidget->update();
|
|
break;
|
|
|
|
case Operation::DisplayMarkers:
|
|
m_settings.displayMarkers = ui->actionDisplay_Markers->isChecked();
|
|
m_pdfWidget->update();
|
|
break;
|
|
|
|
case Operation::SaveDifferencesToXML:
|
|
{
|
|
if (!m_filteredDiffResult.isSame())
|
|
{
|
|
QString fileName = QFileDialog::getSaveFileName(this, tr("Select PDF document"), m_settings.directory, tr("XML file (*.xml)"));
|
|
if (!fileName.isEmpty())
|
|
{
|
|
QFile file(fileName);
|
|
if (file.open(QFile::WriteOnly | QFile::Truncate))
|
|
{
|
|
m_filteredDiffResult.saveToXML(&file);
|
|
file.close();
|
|
}
|
|
else
|
|
{
|
|
QMessageBox::critical(this, tr("Error"), tr("File '%1' cannot be opened. %2").arg(fileName, file.errorString()));
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
QMessageBox::information(this, tr("Save results to XML"), tr("Displayed results are empty. Cannot save empty results."));
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case Operation::CreateCompareReport:
|
|
{
|
|
if (m_filteredDiffResult.isSame())
|
|
{
|
|
break;
|
|
}
|
|
|
|
QString saveFileName = QFileDialog::getSaveFileName(this, tr("Save As"), m_settings.directory, tr("Portable Document (*.pdf);;All files (*.*)"));
|
|
if (!saveFileName.isEmpty())
|
|
{
|
|
pdf::PDFDocumentBuilder builder(m_pdfWidget->getDrawWidgetProxy()->getDocument());
|
|
m_drawInterface.drawAnnotations(m_pdfWidget->getDrawWidgetProxy()->getDocument(), &builder);
|
|
|
|
pdf::PDFDocument document = builder.build();
|
|
pdf::PDFDocumentWriter writer(m_progress);
|
|
pdf::PDFOperationResult result = writer.write(saveFileName, &document, QFile::exists(saveFileName));
|
|
if (!result)
|
|
{
|
|
QMessageBox::critical(this, tr("Error"), result.getErrorMessage());
|
|
}
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
default:
|
|
{
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
}
|
|
|
|
updateActions();
|
|
}
|
|
|
|
void MainWindow::setViewDocument(pdf::PDFDocument* document, bool updateCustomPageLayout)
|
|
{
|
|
if (document != m_pdfWidget->getDrawWidgetProxy()->getDocument())
|
|
{
|
|
m_optionalContentActivity->deleteLater();
|
|
m_optionalContentActivity = nullptr;
|
|
|
|
if (document)
|
|
{
|
|
m_optionalContentActivity = new pdf::PDFOptionalContentActivity(document, pdf::OCUsage::View, this);
|
|
}
|
|
|
|
if (document)
|
|
{
|
|
pdf::PDFModifiedDocument modifiedDocument(document, m_optionalContentActivity);
|
|
m_pdfWidget->setDocument(modifiedDocument);
|
|
}
|
|
else
|
|
{
|
|
m_pdfWidget->setDocument(pdf::PDFModifiedDocument());
|
|
}
|
|
}
|
|
|
|
if (updateCustomPageLayout)
|
|
{
|
|
this->updateCustomPageLayout();
|
|
}
|
|
}
|
|
|
|
ComparedDocumentMapper::Mode MainWindow::getDocumentViewMode() const
|
|
{
|
|
if (ui->actionView_Left->isChecked())
|
|
{
|
|
return ComparedDocumentMapper::Mode::Left;
|
|
}
|
|
|
|
if (ui->actionView_Right->isChecked())
|
|
{
|
|
return ComparedDocumentMapper::Mode::Right;
|
|
}
|
|
|
|
if (ui->actionView_Overlay->isChecked())
|
|
{
|
|
return ComparedDocumentMapper::Mode::Overlay;
|
|
}
|
|
|
|
return ComparedDocumentMapper::Mode::Combined;
|
|
}
|
|
|
|
void MainWindow::clear(bool clearLeftDocument, bool clearRightDocument)
|
|
{
|
|
setViewDocument(nullptr, true);
|
|
|
|
if (clearLeftDocument)
|
|
{
|
|
m_leftDocument = pdf::PDFDocument();
|
|
m_settingsDockWidget->getLeftPageSelectionEdit()->clear();
|
|
}
|
|
|
|
if (clearRightDocument)
|
|
{
|
|
m_rightDocument = pdf::PDFDocument();
|
|
m_settingsDockWidget->getRightPageSelectionEdit()->clear();
|
|
}
|
|
|
|
m_diffResult = pdf::PDFDiffResult();
|
|
m_filteredDiffResult = pdf::PDFDiffResult();
|
|
m_diffNavigator.update();
|
|
|
|
updateAll(false);
|
|
}
|
|
|
|
void MainWindow::updateAll(bool resetFilters)
|
|
{
|
|
if (resetFilters)
|
|
{
|
|
ui->actionFilter_Page_Movement->setChecked(m_diffResult.hasPageMoveDifferences());
|
|
ui->actionFilter_Text->setChecked(m_diffResult.hasTextDifferences());
|
|
ui->actionFilter_Vector_Graphics->setChecked(m_diffResult.hasVectorGraphicsDifferences());
|
|
ui->actionFilter_Images->setChecked(m_diffResult.hasImageDifferences());
|
|
ui->actionFilter_Shading->setChecked(m_diffResult.hasShadingDifferences());
|
|
}
|
|
|
|
updateFilteredResult();
|
|
updateViewDocument();
|
|
}
|
|
|
|
void MainWindow::updateFilteredResult()
|
|
{
|
|
m_filteredDiffResult = m_diffResult.filter(ui->actionFilter_Page_Movement->isChecked(),
|
|
ui->actionFilter_Text->isChecked(),
|
|
ui->actionFilter_Vector_Graphics->isChecked(),
|
|
ui->actionFilter_Images->isChecked(),
|
|
ui->actionFilter_Shading->isChecked());
|
|
m_diffNavigator.update();
|
|
|
|
if (m_differencesDockWidget)
|
|
{
|
|
m_differencesDockWidget->update();
|
|
}
|
|
|
|
updateActions();
|
|
}
|
|
|
|
void MainWindow::updateViewDocument()
|
|
{
|
|
pdf::PDFDocument* document = nullptr;
|
|
|
|
switch (getDocumentViewMode())
|
|
{
|
|
case ComparedDocumentMapper::Mode::Left:
|
|
document = &m_leftDocument;
|
|
break;
|
|
|
|
case ComparedDocumentMapper::Mode::Right:
|
|
document = &m_rightDocument;
|
|
break;
|
|
|
|
case ComparedDocumentMapper::Mode::Combined:
|
|
case ComparedDocumentMapper::Mode::Overlay:
|
|
document = &m_combinedDocument;
|
|
break;
|
|
}
|
|
|
|
setViewDocument(document, true);
|
|
}
|
|
|
|
void MainWindow::updateCustomPageLayout()
|
|
{
|
|
m_documentMapper.update(getDocumentViewMode(),
|
|
ui->actionShow_Pages_with_Differences->isChecked(),
|
|
m_filteredDiffResult,
|
|
&m_leftDocument,
|
|
&m_rightDocument,
|
|
m_pdfWidget->getDrawWidgetProxy()->getDocument());
|
|
|
|
|
|
m_pdfWidget->getDrawWidgetProxy()->setCustomPageLayout(m_documentMapper.getLayout());
|
|
m_pdfWidget->getDrawWidgetProxy()->setPageLayout(pdf::PageLayout::Custom);
|
|
}
|
|
|
|
void MainWindow::updateOverlayTransparency()
|
|
{
|
|
const pdf::PDFReal value = m_settingsDockWidget->getTransparencySliderValue() * 0.01;
|
|
m_pdfWidget->getDrawWidgetProxy()->setGroupTransparency(1, true, 1.0 - value);
|
|
m_pdfWidget->getDrawWidgetProxy()->setGroupTransparency(2, false, value);
|
|
m_pdfWidget->update();
|
|
}
|
|
|
|
std::optional<pdf::PDFDocument> MainWindow::openDocument()
|
|
{
|
|
QString fileName = QFileDialog::getOpenFileName(this, tr("Select PDF document"), m_settings.directory, tr("PDF document (*.pdf)"));
|
|
if (fileName.isEmpty())
|
|
{
|
|
return std::nullopt;
|
|
}
|
|
|
|
auto queryPassword = [this](bool* ok)
|
|
{
|
|
*ok = false;
|
|
return QInputDialog::getText(this, tr("Encrypted document"), tr("Enter password to access document content"), QLineEdit::Password, QString(), ok);
|
|
};
|
|
|
|
// Mark current directory as this
|
|
QFileInfo fileInfo(fileName);
|
|
m_settings.directory = fileInfo.dir().absolutePath();
|
|
|
|
// Try to open a new document
|
|
pdf::PDFDocumentReader reader(nullptr, qMove(queryPassword), true, false);
|
|
pdf::PDFDocument document = reader.readFromFile(fileName);
|
|
|
|
QString errorMessage = reader.getErrorMessage();
|
|
pdf::PDFDocumentReader::Result result = reader.getReadingResult();
|
|
if (result == pdf::PDFDocumentReader::Result::OK)
|
|
{
|
|
return document;
|
|
}
|
|
else if (result == pdf::PDFDocumentReader::Result::Failed)
|
|
{
|
|
QMessageBox::critical(this, tr("Error"), errorMessage);
|
|
}
|
|
|
|
return pdf::PDFDocument();
|
|
}
|
|
|
|
void MainWindow::onProgressStarted(pdf::ProgressStartupInfo info)
|
|
{
|
|
#ifdef Q_OS_WIN
|
|
m_progressTaskbarIndicator->setRange(0, 100);
|
|
m_progressTaskbarIndicator->reset();
|
|
m_progressTaskbarIndicator->show();
|
|
#else
|
|
Q_UNUSED(info);
|
|
#endif
|
|
}
|
|
|
|
void MainWindow::onProgressStep(int percentage)
|
|
{
|
|
if (m_isChangingProgressStep)
|
|
{
|
|
return;
|
|
}
|
|
|
|
pdf::PDFTemporaryValueChange guard(&m_isChangingProgressStep, true);
|
|
#ifdef Q_OS_WIN
|
|
m_progressTaskbarIndicator->setValue(percentage);
|
|
#else
|
|
Q_UNUSED(percentage);
|
|
#endif
|
|
}
|
|
|
|
void MainWindow::onProgressFinished()
|
|
{
|
|
#ifdef Q_OS_WIN
|
|
m_progressTaskbarIndicator->hide();
|
|
#endif
|
|
}
|
|
|
|
} // namespace pdfdocdiff
|