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Issue #159: Renaming applications

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Jakub Melka
2024-03-16 17:02:44 +01:00
parent a70f45c8a9
commit 28807b4f12
450 changed files with 1440 additions and 1416 deletions
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40
Pdf4QtEditorPlugins/ObjectInspectorPlugin/CMakeLists.txt Normal file
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# Copyright (C) 2022 Jakub Melka
#
# This file is part of PDF4QT.
#
# PDF4QT is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# with the written consent of the copyright owner, any later version.
#
# PDF4QT is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
add_library(ObjectInspectorPlugin SHARED
objectinspectordialog.cpp
objectinspectorplugin.cpp
objectstatisticsdialog.cpp
objectviewerwidget.cpp
pdfobjectinspectortreeitemmodel.cpp
statisticsgraphwidget.cpp
objectinspectordialog.ui
objectstatisticsdialog.ui
objectviewerwidget.ui
statisticsgraphwidget.ui
icons.qrc
)
target_link_libraries(ObjectInspectorPlugin PRIVATE Pdf4QtLibCore Pdf4QtLibWidgets Qt6::Core Qt6::Gui Qt6::Widgets)
set_target_properties(ObjectInspectorPlugin PROPERTIES
VERSION ${PDF4QT_VERSION}
SOVERSION ${PDF4QT_VERSION}
LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/${PDF4QT_PLUGINS_DIR}
RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/${PDF4QT_PLUGINS_DIR})
install(TARGETS ObjectInspectorPlugin RUNTIME DESTINATION ${PDF4QT_PLUGINS_DIR} LIBRARY DESTINATION ${PDF4QT_PLUGINS_DIR})

7
Pdf4QtEditorPlugins/ObjectInspectorPlugin/ObjectInspectorPlugin.json Normal file
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{
"Name" : "ObjectInspector",
"Author" : "Jakub Melka",
"Version" : "1.0.0",
"License" : "LGPL v3",
"Description" : "Explore internal structure of a document. View decompressed streams and images. Modify objects directly."
}

6
Pdf4QtEditorPlugins/ObjectInspectorPlugin/icons.qrc Normal file
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<RCC>
<qresource prefix="/pdfplugins/objectinspector">
<file>object-inspector.svg</file>
<file>object-statistics.svg</file>
</qresource>
</RCC>

42
Pdf4QtEditorPlugins/ObjectInspectorPlugin/object-inspector.svg Normal file
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Pdf4QtEditorPlugins/ObjectInspectorPlugin/object-statistics.svg Normal file
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173
Pdf4QtEditorPlugins/ObjectInspectorPlugin/objectinspectordialog.cpp Normal file
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// Copyright (C) 2021 Jakub Melka
//
// This file is part of PDF4QT.
//
// PDF4QT is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// with the written consent of the copyright owner, any later version.
//
// PDF4QT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
#include "objectinspectordialog.h"
#include "ui_objectinspectordialog.h"
#include "pdfwidgetutils.h"
#include "pdfobjectinspectortreeitemmodel.h"
#include <QSplitter>
namespace pdfplugin
{
ObjectInspectorDialog::ObjectInspectorDialog(const pdf::PDFCMS* cms, const pdf::PDFDocument* document, QWidget* parent) :
QDialog(parent, Qt::Dialog | Qt::WindowMaximizeButtonHint | Qt::WindowCloseButtonHint),
ui(new Ui::ObjectInspectorDialog),
m_cms(cms),
m_document(document),
m_model(nullptr),
m_viewerWidget(new ObjectViewerWidget(this))
{
ui->setupUi(this);
m_objectClassifier.classify(document);
m_viewerWidget->setCms(cms);
m_viewerWidget->setDocument(document);
ui->currentObjectTabLayout->addWidget(m_viewerWidget);
ui->modeComboBox->addItem(tr("Document"), int(PDFObjectInspectorTreeItemModel::Document));
ui->modeComboBox->addItem(tr("Pages"), int(PDFObjectInspectorTreeItemModel::Page));
if (m_objectClassifier.hasType(pdf::PDFObjectClassifier::ContentStream))
{
ui->modeComboBox->addItem(tr("Content streams"), int(PDFObjectInspectorTreeItemModel::ContentStream));
}
if (m_objectClassifier.hasType(pdf::PDFObjectClassifier::GraphicState))
{
ui->modeComboBox->addItem(tr("Graphic states"), int(PDFObjectInspectorTreeItemModel::GraphicState));
}
if (m_objectClassifier.hasType(pdf::PDFObjectClassifier::ColorSpace))
{
ui->modeComboBox->addItem(tr("Color spaces"), int(PDFObjectInspectorTreeItemModel::ColorSpace));
}
if (m_objectClassifier.hasType(pdf::PDFObjectClassifier::Pattern))
{
ui->modeComboBox->addItem(tr("Patterns"), int(PDFObjectInspectorTreeItemModel::Pattern));
}
if (m_objectClassifier.hasType(pdf::PDFObjectClassifier::Shading))
{
ui->modeComboBox->addItem(tr("Shadings"), int(PDFObjectInspectorTreeItemModel::Shading));
}
if (m_objectClassifier.hasType(pdf::PDFObjectClassifier::Image))
{
ui->modeComboBox->addItem(tr("Images"), int(PDFObjectInspectorTreeItemModel::Image));
}
if (m_objectClassifier.hasType(pdf::PDFObjectClassifier::Form))
{
ui->modeComboBox->addItem(tr("Forms"), int(PDFObjectInspectorTreeItemModel::Form));
}
if (m_objectClassifier.hasType(pdf::PDFObjectClassifier::Font))
{
ui->modeComboBox->addItem(tr("Fonts"), int(PDFObjectInspectorTreeItemModel::Font));
}
if (m_objectClassifier.hasType(pdf::PDFObjectClassifier::Action))
{
ui->modeComboBox->addItem(tr("Actions"), int(PDFObjectInspectorTreeItemModel::Action));
}
if (m_objectClassifier.hasType(pdf::PDFObjectClassifier::Annotation))
{
ui->modeComboBox->addItem(tr("Annotations"), int(PDFObjectInspectorTreeItemModel::Annotation));
}
ui->modeComboBox->addItem(tr("Object List"), int(PDFObjectInspectorTreeItemModel::List));
ui->modeComboBox->setCurrentIndex(ui->modeComboBox->findData(int(PDFObjectInspectorTreeItemModel::Document)));
connect(ui->modeComboBox, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &ObjectInspectorDialog::onModeChanged);
m_model = new PDFObjectInspectorTreeItemModel(&m_objectClassifier, this);
onModeChanged();
m_model->setDocument(pdf::PDFModifiedDocument(const_cast<pdf::PDFDocument*>(document), nullptr, pdf::PDFModifiedDocument::Reset));
ui->objectTreeView->setRootIsDecorated(true);
ui->objectTreeView->setModel(m_model);
ui->splitter->setStretchFactor(0, 0);
ui->splitter->setStretchFactor(1, 1);
ui->splitter->setCollapsible(0, true);
ui->splitter->setCollapsible(1, true);
ui->splitter->setSizes(QList<int>() << pdf::PDFWidgetUtils::scaleDPI_x(this, 300) << pdf::PDFWidgetUtils::scaleDPI_x(this, 200));
connect(ui->objectTreeView->selectionModel(), &QItemSelectionModel::currentChanged, this, &ObjectInspectorDialog::onCurrentIndexChanged);
connect(m_viewerWidget, &ObjectViewerWidget::pinRequest, this, &ObjectInspectorDialog::onPinRequest);
connect(m_viewerWidget, &ObjectViewerWidget::unpinRequest, this, &ObjectInspectorDialog::onUnpinRequest);
ui->objectTreeView->setMinimumWidth(pdf::PDFWidgetUtils::scaleDPI_x(this, 200));
setMinimumSize(pdf::PDFWidgetUtils::scaleDPI(this, QSize(800, 600)));
pdf::PDFWidgetUtils::style(this);
}
ObjectInspectorDialog::~ObjectInspectorDialog()
{
delete ui;
}
void ObjectInspectorDialog::onModeChanged()
{
const PDFObjectInspectorTreeItemModel::Mode mode = static_cast<const PDFObjectInspectorTreeItemModel::Mode>(ui->modeComboBox->currentData().toInt());
m_model->setMode(mode);
}
void ObjectInspectorDialog::onPinRequest()
{
ObjectViewerWidget* source = qobject_cast<ObjectViewerWidget*>(sender());
if (!source || source != m_viewerWidget)
{
return;
}
ObjectViewerWidget* cloned = m_viewerWidget->clone(true, this);
connect(cloned, &ObjectViewerWidget::pinRequest, this, &ObjectInspectorDialog::onPinRequest);
connect(cloned, &ObjectViewerWidget::unpinRequest, this, &ObjectInspectorDialog::onUnpinRequest);
ui->tabWidget->addTab(cloned, cloned->getTitleText());
}
void ObjectInspectorDialog::onUnpinRequest()
{
ObjectViewerWidget* source = qobject_cast<ObjectViewerWidget*>(sender());
if (!source || source == m_viewerWidget)
{
return;
}
ui->tabWidget->removeTab(ui->tabWidget->indexOf(source));
source->deleteLater();
}
void ObjectInspectorDialog::onCurrentIndexChanged(const QModelIndex& current, const QModelIndex& previous)
{
Q_UNUSED(previous);
pdf::PDFObject object = m_model->getObjectFromIndex(current);
pdf::PDFObjectReference reference = m_model->getObjectReferenceFromIndex(current);
bool isRoot = m_model->isRootObject(current);
if (!isRoot && object.isReference())
{
reference = object.getReference();
object = m_document->getObjectByReference(reference);
isRoot = true;
}
m_viewerWidget->setData(reference, qMove(object), isRoot);
}
} // namespace pdfplugin

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// Copyright (C) 2021 Jakub Melka
//
// This file is part of PDF4QT.
//
// PDF4QT is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// with the written consent of the copyright owner, any later version.
//
// PDF4QT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
#ifndef OBJECTINSPECTORDIALOG_H
#define OBJECTINSPECTORDIALOG_H
#include "pdfdocument.h"
#include "pdfobjectutils.h"
#include "pdfcms.h"
#include "objectviewerwidget.h"
#include <QDialog>
namespace Ui
{
class ObjectInspectorDialog;
}
namespace pdfplugin
{
class PDFObjectInspectorTreeItemModel;
class ObjectInspectorDialog : public QDialog
{
Q_OBJECT
public:
explicit ObjectInspectorDialog(const pdf::PDFCMS* cms, const pdf::PDFDocument* document, QWidget* parent);
virtual ~ObjectInspectorDialog() override;
private:
void onModeChanged();
void onPinRequest();
void onUnpinRequest();
void onCurrentIndexChanged(const QModelIndex& current, const QModelIndex& previous);
Ui::ObjectInspectorDialog* ui;
const pdf::PDFCMS* m_cms;
const pdf::PDFDocument* m_document;
pdf::PDFObjectClassifier m_objectClassifier;
PDFObjectInspectorTreeItemModel* m_model;
ObjectViewerWidget* m_viewerWidget;
};
} // namespace pdfplugin
#endif // OBJECTINSPECTORDIALOG_H

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<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>ObjectInspectorDialog</class>
<widget class="QDialog" name="ObjectInspectorDialog">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>742</width>
<height>666</height>
</rect>
</property>
<property name="windowTitle">
<string>Object Inspector</string>
</property>
<layout class="QVBoxLayout" name="verticalLayout_2">
<item>
<widget class="QSplitter" name="splitter">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
<widget class="QGroupBox" name="objectViewGroupBox">
<property name="title">
<string>Objects</string>
</property>
<layout class="QVBoxLayout" name="verticalLayout">
<item>
<widget class="QComboBox" name="modeComboBox"/>
</item>
<item>
<widget class="QTreeView" name="objectTreeView">
<attribute name="headerVisible">
<bool>false</bool>
</attribute>
</widget>
</item>
</layout>
</widget>
<widget class="QTabWidget" name="tabWidget">
<property name="currentIndex">
<number>0</number>
</property>
<property name="movable">
<bool>true</bool>
</property>
<widget class="QWidget" name="currentObjectTab">
<attribute name="title">
<string>Current Object</string>
</attribute>
<layout class="QVBoxLayout" name="currentObjectTabLayout"/>
</widget>
</widget>
</widget>
</item>
<item>
<widget class="QDialogButtonBox" name="buttonBox">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
<property name="standardButtons">
<set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
</property>
</widget>
</item>
</layout>
</widget>
<resources/>
<connections>
<connection>
<sender>buttonBox</sender>
<signal>accepted()</signal>
<receiver>ObjectInspectorDialog</receiver>
<slot>accept()</slot>
<hints>
<hint type="sourcelabel">
<x>248</x>
<y>254</y>
</hint>
<hint type="destinationlabel">
<x>157</x>
<y>274</y>
</hint>
</hints>
</connection>
<connection>
<sender>buttonBox</sender>
<signal>rejected()</signal>
<receiver>ObjectInspectorDialog</receiver>
<slot>reject()</slot>
<hints>
<hint type="sourcelabel">
<x>316</x>
<y>260</y>
</hint>
<hint type="destinationlabel">
<x>286</x>
<y>274</y>
</hint>
</hints>
</connection>
</connections>
</ui>

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// Copyright (C) 2021 Jakub Melka
//
// This file is part of PDF4QT.
//
// PDF4QT is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// with the written consent of the copyright owner, any later version.
//
// PDF4QT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
#include "objectinspectorplugin.h"
#include "pdfcms.h"
#include "pdfutils.h"
#include "pdfdrawwidget.h"
#include "objectinspectordialog.h"
#include "objectstatisticsdialog.h"
#include <QAction>
namespace pdfplugin
{
ObjectInspectorPlugin::ObjectInspectorPlugin() :
pdf::PDFPlugin(nullptr),
m_objectInspectorAction(nullptr),
m_objectStatisticsAction(nullptr)
{
}
void ObjectInspectorPlugin::setWidget(pdf::PDFWidget* widget)
{
Q_ASSERT(!m_widget);
BaseClass::setWidget(widget);
m_objectInspectorAction = new QAction(QIcon(":/pdfplugins/objectinspector/object-inspector.svg"), tr("Object Inspector"), this);
m_objectInspectorAction->setCheckable(false);
m_objectInspectorAction->setObjectName("actionObjectInspector_ObjectInspector");
connect(m_objectInspectorAction, &QAction::triggered, this, &ObjectInspectorPlugin::onObjectInspectorTriggered);
m_objectStatisticsAction = new QAction(QIcon(":/pdfplugins/objectinspector/object-statistics.svg"), tr("Object Statistics"), this);
m_objectStatisticsAction->setCheckable(false);
m_objectStatisticsAction->setObjectName("actionObjectInspector_ObjectStatistics");
connect(m_objectStatisticsAction, &QAction::triggered, this, &ObjectInspectorPlugin::onObjectStatisticsTriggered);
updateActions();
}
void ObjectInspectorPlugin::setCMSManager(pdf::PDFCMSManager* manager)
{
BaseClass::setCMSManager(manager);
}
void ObjectInspectorPlugin::setDocument(const pdf::PDFModifiedDocument& document)
{
BaseClass::setDocument(document);
if (document.hasReset())
{
updateActions();
}
}
std::vector<QAction*> ObjectInspectorPlugin::getActions() const
{
return { m_objectInspectorAction, m_objectStatisticsAction };
}
void ObjectInspectorPlugin::onObjectInspectorTriggered()
{
pdf::PDFCMSPointer cms = m_cmsManager->getCurrentCMS();
ObjectInspectorDialog dialog(cms.data(), m_document, m_widget);
dialog.exec();
}
void ObjectInspectorPlugin::onObjectStatisticsTriggered()
{
ObjectStatisticsDialog dialog(m_document, m_widget);
dialog.exec();
}
void ObjectInspectorPlugin::updateActions()
{
m_objectInspectorAction->setEnabled(m_widget && m_document);
m_objectStatisticsAction->setEnabled(m_widget && m_document);
}
}

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// Copyright (C) 2021 Jakub Melka
//
// This file is part of PDF4QT.
//
// PDF4QT is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// with the written consent of the copyright owner, any later version.
//
// PDF4QT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
#ifndef OBJECTINSPECTORPLUGIN_H
#define OBJECTINSPECTORPLUGIN_H
#include "pdfplugin.h"
#include <QObject>
namespace pdfplugin
{
class ObjectInspectorPlugin : public pdf::PDFPlugin
{
Q_OBJECT
Q_PLUGIN_METADATA(IID "PDF4QT.ObjectInspectorPlugin" FILE "ObjectInspectorPlugin.json")
private:
using BaseClass = pdf::PDFPlugin;
public:
ObjectInspectorPlugin();
virtual void setWidget(pdf::PDFWidget* widget) override;
virtual void setCMSManager(pdf::PDFCMSManager* manager) override;
virtual void setDocument(const pdf::PDFModifiedDocument& document) override;
virtual std::vector<QAction*> getActions() const override;
private:
void onObjectInspectorTriggered();
void onObjectStatisticsTriggered();
void updateActions();
QAction* m_objectInspectorAction;
QAction* m_objectStatisticsAction;
};
} // namespace pdfplugin
#endif // OBJECTINSPECTORPLUGIN_H

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// Copyright (C) 2021 Jakub Melka
//
// This file is part of PDF4QT.
//
// PDF4QT is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// with the written consent of the copyright owner, any later version.
//
// PDF4QT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
#include "objectstatisticsdialog.h"
#include "ui_objectstatisticsdialog.h"
#include "pdfwidgetutils.h"
namespace pdfplugin
{
ObjectStatisticsDialog::ObjectStatisticsDialog(const pdf::PDFDocument* document, QWidget *parent) :
QDialog(parent, Qt::Dialog | Qt::WindowMaximizeButtonHint | Qt::WindowCloseButtonHint),
ui(new Ui::ObjectStatisticsDialog),
m_document(document),
m_statisticsGraphWidget(new StatisticsGraphWidget(this))
{
ui->setupUi(this);
ui->dialogLayout->addWidget(m_statisticsGraphWidget);
ui->comboBox->addItem(tr("Statistics by Object Function"), int(ByObjectClass));
ui->comboBox->addItem(tr("Statistics by Object Type"), int(ByObjectType));
ui->comboBox->setCurrentIndex(ui->comboBox->findData(int(ByObjectClass), Qt::UserRole, Qt::MatchExactly));
connect(ui->comboBox, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &ObjectStatisticsDialog::updateStatisticsWidget);
pdf::PDFObjectClassifier classifier;
classifier.classify(document);
m_statistics = classifier.calculateStatistics(document);
updateStatisticsWidget();
pdf::PDFWidgetUtils::style(this);
}
ObjectStatisticsDialog::~ObjectStatisticsDialog()
{
delete ui;
}
void ObjectStatisticsDialog::updateStatisticsWidget()
{
StatisticsGraphWidget::Statistics statistics;
QLocale locale;
std::array colors = {
Qt::green,
Qt::red,
Qt::blue,
Qt::cyan,
Qt::magenta,
Qt::yellow,
Qt::darkGreen,
Qt::darkRed,
Qt::darkBlue,
Qt::darkCyan,
Qt::darkMagenta,
Qt::darkYellow
};
const StatisticsType statisticsType = static_cast<StatisticsType>(ui->comboBox->currentData().toInt());
switch (statisticsType)
{
case pdfplugin::ObjectStatisticsDialog::ByObjectClass:
{
statistics.title = tr("Statistics by Object Class");
statistics.headers = QStringList() << tr("Class") << tr("Percentage [%]") << tr("Count [#]") << tr("Space Usage [bytes]");
size_t colorId = 0;
qint64 totalBytesCount = 0;
for (const auto& item : m_statistics.statistics)
{
totalBytesCount += item.second.bytes;
}
auto addItem = [&, this](pdf::PDFObjectClassifier::Type type, QString classText)
{
auto it = m_statistics.statistics.find(type);
if (it == m_statistics.statistics.cend())
{
// Jakub Melka: no type found
return;
}
const pdf::PDFObjectClassifier::StatisticsItem& statisticsItem = it->second;
qreal percentage = qreal(100.0) * qreal(statisticsItem.bytes) / qreal(totalBytesCount);
StatisticsGraphWidget::StatisticsItem item;
item.portion = percentage / qreal(100.0);
item.color = colors[colorId++ % colors.size()];
item.texts = QStringList() << classText << locale.toString(percentage, 'f', 2) << locale.toString(statisticsItem.count) << locale.toString(statisticsItem.bytes);
statistics.items.emplace_back(qMove(item));
};
addItem(pdf::PDFObjectClassifier::Page, tr("Page"));
addItem(pdf::PDFObjectClassifier::ContentStream, tr("Content Stream"));
addItem(pdf::PDFObjectClassifier::GraphicState, tr("Graphic State"));
addItem(pdf::PDFObjectClassifier::ColorSpace, tr("Color Space"));
addItem(pdf::PDFObjectClassifier::Pattern, tr("Pattern"));
addItem(pdf::PDFObjectClassifier::Shading, tr("Shading"));
addItem(pdf::PDFObjectClassifier::Image, tr("Image"));
addItem(pdf::PDFObjectClassifier::Form, tr("Form"));
addItem(pdf::PDFObjectClassifier::Font, tr("Font"));
addItem(pdf::PDFObjectClassifier::Action, tr("Action"));
addItem(pdf::PDFObjectClassifier::Annotation, tr("Annotation"));
addItem(pdf::PDFObjectClassifier::None, tr("Other"));
break;
}
case pdfplugin::ObjectStatisticsDialog::ByObjectType:
{
statistics.title = tr("Statistics by Object Type");
statistics.headers = QStringList() << tr("Type") << tr("Percentage [%]") << tr("Count [#]");
qint64 totalObjectCount = 0;
for (pdf::PDFObject::Type type : pdf::PDFObject::getTypes())
{
const qint64 currentObjectCount = m_statistics.objectCountByType[size_t(type)];
totalObjectCount += currentObjectCount;
}
if (totalObjectCount > 0)
{
size_t colorId = 0;
for (pdf::PDFObject::Type type : pdf::PDFObject::getTypes())
{
const qint64 currentObjectCount = m_statistics.objectCountByType[size_t(type)];
if (currentObjectCount == 0)
{
continue;
}
qreal percentage = qreal(100.0) * qreal(currentObjectCount) / qreal(totalObjectCount);
StatisticsGraphWidget::StatisticsItem item;
item.portion = percentage / qreal(100.0);
item.color = colors[colorId++ % colors.size()];
item.texts = QStringList() << pdf::PDFObjectUtils::getObjectTypeName(type) << locale.toString(percentage, 'f', 2) << locale.toString(currentObjectCount);
statistics.items.emplace_back(qMove(item));
}
}
break;
}
default:
Q_ASSERT(false);
break;
}
m_statisticsGraphWidget->setStatistics(qMove(statistics));
}
} // namespace pdfplugin

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// Copyright (C) 2021 Jakub Melka
//
// This file is part of PDF4QT.
//
// PDF4QT is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// with the written consent of the copyright owner, any later version.
//
// PDF4QT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
#ifndef OBJECTSTATISTICSDIALOG_H
#define OBJECTSTATISTICSDIALOG_H
#include "pdfdocument.h"
#include "pdfobjectutils.h"
#include "statisticsgraphwidget.h"
#include <QDialog>
namespace Ui
{
class ObjectStatisticsDialog;
}
namespace pdfplugin
{
class ObjectStatisticsDialog : public QDialog
{
Q_OBJECT
public:
explicit ObjectStatisticsDialog(const pdf::PDFDocument* document, QWidget* parent);
virtual ~ObjectStatisticsDialog() override;
private:
Ui::ObjectStatisticsDialog* ui;
enum StatisticsType
{
ByObjectClass,
ByObjectType
};
void updateStatisticsWidget();
const pdf::PDFDocument* m_document;
pdf::PDFObjectClassifier::Statistics m_statistics;
StatisticsGraphWidget* m_statisticsGraphWidget;
};
} // namespace pdfplugin
#endif // OBJECTSTATISTICSDIALOG_H

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<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>ObjectStatisticsDialog</class>
<widget class="QDialog" name="ObjectStatisticsDialog">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>924</width>
<height>504</height>
</rect>
</property>
<property name="windowTitle">
<string>Object Statistics</string>
</property>
<layout class="QVBoxLayout" name="dialogLayout">
<item>
<widget class="QComboBox" name="comboBox"/>
</item>
</layout>
</widget>
<resources/>
<connections/>
</ui>

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// Copyright (C) 2021 Jakub Melka
//
// This file is part of PDF4QT.
//
// PDF4QT is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// with the written consent of the copyright owner, any later version.
//
// PDF4QT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
#include "objectviewerwidget.h"
#include "ui_objectviewerwidget.h"
#include "pdfimage.h"
#include "pdfencoding.h"
#include "pdfdocumentwriter.h"
#include "pdfexception.h"
namespace pdfplugin
{
ObjectViewerWidget::ObjectViewerWidget(QWidget *parent) :
ObjectViewerWidget(false, parent)
{
}
ObjectViewerWidget::ObjectViewerWidget(bool isPinned, QWidget* parent) :
QWidget(parent),
ui(new Ui::ObjectViewerWidget),
m_cms(nullptr),
m_document(nullptr),
m_isPinned(isPinned),
m_isRootObject(false)
{
ui->setupUi(this);
m_printableCharacters = pdf::PDFEncoding::getPrintableCharacters();
m_printableCharacters.push_back('\n');
connect(ui->pinButton, &QPushButton::clicked, this, &ObjectViewerWidget::pinRequest);
connect(ui->unpinButton, &QPushButton::clicked, this, &ObjectViewerWidget::unpinRequest);
updateUi();
updatePinnedUi();
}
ObjectViewerWidget::~ObjectViewerWidget()
{
delete ui;
}
ObjectViewerWidget* ObjectViewerWidget::clone(bool isPinned, QWidget* parent)
{
ObjectViewerWidget* cloned = new ObjectViewerWidget(isPinned, parent);
cloned->setDocument(m_document);
cloned->setCms(m_cms);
cloned->setData(m_currentReference, m_currentObject, m_isRootObject);
return cloned;
}
void ObjectViewerWidget::setPinned(bool isPinned)
{
if (m_isPinned != isPinned)
{
m_isPinned = isPinned;
updatePinnedUi();
}
}
void ObjectViewerWidget::setData(pdf::PDFObjectReference currentReference, pdf::PDFObject currentObject, bool isRootObject)
{
if (m_currentReference != currentReference ||
m_currentObject != currentObject ||
m_isRootObject != isRootObject)
{
m_currentReference = currentReference;
m_currentObject = currentObject;
m_isRootObject = isRootObject;
updateUi();
}
}
void ObjectViewerWidget::updateUi()
{
if (m_currentReference.isValid())
{
QString referenceText = tr("%1 %2 R").arg(m_currentReference.objectNumber).arg(m_currentReference.generation);
if (m_isRootObject)
{
ui->referenceEdit->setText(referenceText);
}
else
{
ui->referenceEdit->setText(tr("Part of object %1").arg(referenceText));
}
}
else
{
ui->referenceEdit->setText(tr("<none>"));
}
switch (m_currentObject.getType())
{
case pdf::PDFObject::Type::Null:
ui->typeEdit->setText(tr("Null"));
break;
case pdf::PDFObject::Type::Bool:
ui->typeEdit->setText(tr("Bool"));
break;
case pdf::PDFObject::Type::Int:
ui->typeEdit->setText(tr("Integer"));
break;
case pdf::PDFObject::Type::Real:
ui->typeEdit->setText(tr("Real"));
break;
case pdf::PDFObject::Type::String:
ui->typeEdit->setText(tr("String"));
break;
case pdf::PDFObject::Type::Name:
ui->typeEdit->setText(tr("Name"));
break;
case pdf::PDFObject::Type::Array:
ui->typeEdit->setText(tr("Array"));
break;
case pdf::PDFObject::Type::Dictionary:
ui->typeEdit->setText(tr("Dictionary"));
break;
case pdf::PDFObject::Type::Stream:
ui->typeEdit->setText(tr("Stream"));
break;
case pdf::PDFObject::Type::Reference:
ui->typeEdit->setText(tr("Reference"));
break;
default:
Q_ASSERT(false);
break;
}
QLocale locale;
switch (m_currentObject.getType())
{
case pdf::PDFObject::Type::Null:
ui->descriptionEdit->setText(tr("null"));
break;
case pdf::PDFObject::Type::Bool:
ui->descriptionEdit->setText(m_currentObject.getBool() ? tr("true") : tr("false"));
break;
case pdf::PDFObject::Type::Int:
ui->descriptionEdit->setText(locale.toString(m_currentObject.getInteger()));
break;
case pdf::PDFObject::Type::Real:
ui->descriptionEdit->setText(locale.toString(m_currentObject.getReal()));
break;
case pdf::PDFObject::Type::String:
ui->descriptionEdit->setText(QString("\"%1\"").arg(pdf::PDFEncoding::convertSmartFromByteStringToRepresentableQString(m_currentObject.getString())));
break;
case pdf::PDFObject::Type::Name:
ui->descriptionEdit->setText(QString("/%1").arg(QString::fromLatin1(m_currentObject.getString().toPercentEncoding(m_printableCharacters))));
break;
case pdf::PDFObject::Type::Array:
ui->descriptionEdit->setText(tr("Array [%1 items]").arg(locale.toString(m_currentObject.getArray()->getCount())));
break;
case pdf::PDFObject::Type::Dictionary:
ui->descriptionEdit->setText(tr("Dictionary [%1 items]").arg(locale.toString(m_currentObject.getDictionary()->getCount())));
break;
case pdf::PDFObject::Type::Stream:
ui->descriptionEdit->setText(tr("Stream [%1 items, %2 data bytes]").arg(locale.toString(m_currentObject.getStream()->getDictionary()->getCount()), locale.toString(m_currentObject.getStream()->getContent()->size())));
break;
case pdf::PDFObject::Type::Reference:
ui->descriptionEdit->setText(QString("%1 %2 R").arg(m_currentObject.getReference().objectNumber).arg(m_currentObject.getReference().generation));
break;
default:
Q_ASSERT(false);
break;
}
if (m_currentObject.isStream())
{
try
{
pdf::PDFDocumentDataLoaderDecorator loader(m_document);
const pdf::PDFStream* stream = m_currentObject.getStream();
const pdf::PDFDictionary* dictionary = stream->getDictionary();
if (loader.readNameFromDictionary(dictionary, "Type") == "XObject" &&
loader.readNameFromDictionary(dictionary, "Subtype") == "Image")
{
pdf::PDFColorSpacePointer colorSpace;
if (dictionary->hasKey("ColorSpace"))
{
const pdf::PDFObject& colorSpaceObject = m_document->getObject(dictionary->get("ColorSpace"));
if (colorSpaceObject.isName() || colorSpaceObject.isArray())
{
pdf::PDFDictionary dummyColorSpaceDictionary;
colorSpace = pdf::PDFAbstractColorSpace::createColorSpace(&dummyColorSpaceDictionary, m_document, colorSpaceObject);
}
else if (!colorSpaceObject.isNull())
{
throw pdf::PDFException(tr("Invalid color space of the image."));
}
}
pdf::PDFRenderErrorReporterDummy dummyErrorReporter;
pdf::PDFImage pdfImage = pdf::PDFImage::createImage(m_document, stream, qMove(colorSpace), false, pdf::RenderingIntent::Perceptual, &dummyErrorReporter);
QImage image = pdfImage.getImage(m_cms, &dummyErrorReporter, nullptr);
ui->stackedWidget->setCurrentWidget(ui->imageBrowserPage);
ui->imageBrowser->setPixmap(QPixmap::fromImage(image));
const int width = image.width();
const int height = image.height();
const int depth = loader.readIntegerFromDictionary(dictionary, "BitsPerComponent", 8);
QString textDescription = tr("Image Stream [%1 items, %2 data bytes, %3 x %4 pixels, %5 bits per component]");
ui->descriptionEdit->setText(textDescription.arg(locale.toString(m_currentObject.getStream()->getDictionary()->getCount()),
locale.toString(m_currentObject.getStream()->getContent()->size()),
locale.toString(width),
locale.toString(height),
locale.toString(depth)));
}
else
{
QByteArray dataToBeAdjusted = m_document->getDecodedStream(stream);
dataToBeAdjusted.replace('\r', ' ');
QByteArray percentEncodedData = dataToBeAdjusted.toPercentEncoding(m_printableCharacters);
ui->contentTextBrowser->setText(QString::fromLatin1(percentEncodedData));
ui->stackedWidget->setCurrentWidget(ui->contentTextBrowserPage);
}
}
catch (const pdf::PDFException &exception)
{
ui->contentTextBrowser->setText(exception.getMessage());
ui->stackedWidget->setCurrentWidget(ui->contentTextBrowserPage);
}
}
else
{
QByteArray serializedObject = pdf::PDFDocumentWriter::getSerializedObject(m_currentObject);
QByteArray percentEncodedData = serializedObject.toPercentEncoding(m_printableCharacters);
ui->contentTextBrowser->setText(QString::fromLatin1(percentEncodedData));
ui->stackedWidget->setCurrentWidget(ui->contentTextBrowserPage);
}
}
void ObjectViewerWidget::updatePinnedUi()
{
ui->pinButton->setEnabled(!m_isPinned);
ui->unpinButton->setEnabled(m_isPinned);
}
const pdf::PDFCMS* ObjectViewerWidget::getCms() const
{
return m_cms;
}
void ObjectViewerWidget::setCms(const pdf::PDFCMS* cms)
{
m_cms = cms;
}
QString ObjectViewerWidget::getTitleText() const
{
if (!m_currentReference.isValid())
{
return tr("[Unknown]");
}
QString referenceString = tr("%1 %2 R").arg(m_currentReference.objectNumber).arg(m_currentReference.generation);
if (m_isRootObject)
{
return referenceString;
}
else
{
return tr("%1 (part)").arg(referenceString);
}
}
const pdf::PDFDocument* ObjectViewerWidget::getDocument() const
{
return m_document;
}
void ObjectViewerWidget::setDocument(const pdf::PDFDocument* document)
{
m_document = document;
}
} // namespace pdfplugin

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// Copyright (C) 2021 Jakub Melka
//
// This file is part of PDF4QT.
//
// PDF4QT is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// with the written consent of the copyright owner, any later version.
//
// PDF4QT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
#ifndef OBJECTVIEWERWIDGET_H
#define OBJECTVIEWERWIDGET_H
#include "pdfdocument.h"
#include "pdfcms.h"
#include <QWidget>
namespace Ui
{
class ObjectViewerWidget;
}
namespace pdfplugin
{
class ObjectViewerWidget : public QWidget
{
Q_OBJECT
public:
explicit ObjectViewerWidget(QWidget* parent);
explicit ObjectViewerWidget(bool isPinned, QWidget* parent);
virtual ~ObjectViewerWidget() override;
ObjectViewerWidget* clone(bool isPinned, QWidget* parent);
void setPinned(bool isPinned);
void setData(pdf::PDFObjectReference currentReference, pdf::PDFObject currentObject, bool isRootObject);
const pdf::PDFDocument* getDocument() const;
void setDocument(const pdf::PDFDocument* document);
const pdf::PDFCMS* getCms() const;
void setCms(const pdf::PDFCMS* cms);
QString getTitleText() const;
signals:
void pinRequest();
void unpinRequest();
private:
void updateUi();
void updatePinnedUi();
Ui::ObjectViewerWidget* ui;
const pdf::PDFCMS* m_cms;
const pdf::PDFDocument* m_document;
bool m_isPinned;
pdf::PDFObjectReference m_currentReference;
pdf::PDFObject m_currentObject;
bool m_isRootObject;
QByteArray m_printableCharacters;
};
} // pdfplugin
#endif // OBJECTVIEWERWIDGET_H

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<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>ObjectViewerWidget</class>
<widget class="QWidget" name="ObjectViewerWidget">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>773</width>
<height>602</height>
</rect>
</property>
<property name="windowTitle">
<string>Form</string>
</property>
<layout class="QVBoxLayout" name="verticalLayout" stretch="0,0,1">
<item>
<layout class="QHBoxLayout" name="horizontalLayout">
<item>
<spacer name="horizontalSpacer">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
<property name="sizeHint" stdset="0">
<size>
<width>40</width>
<height>20</height>
</size>
</property>
</spacer>
</item>
<item>
<widget class="QPushButton" name="pinButton">
<property name="text">
<string>Pin</string>
</property>
</widget>
</item>
<item>
<widget class="QPushButton" name="unpinButton">
<property name="text">
<string>Unpin</string>
</property>
</widget>
</item>
</layout>
</item>
<item>
<widget class="QGroupBox" name="informationGroupBox">
<property name="title">
<string>Information</string>
</property>
<layout class="QGridLayout" name="gridLayout">
<item row="0" column="0">
<widget class="QLabel" name="parentReferenceLabel">
<property name="text">
<string>Reference</string>
</property>
</widget>
</item>
<item row="0" column="1">
<widget class="QLineEdit" name="referenceEdit">
<property name="readOnly">
<bool>true</bool>
</property>
</widget>
</item>
<item row="1" column="0">
<widget class="QLabel" name="typeLabel">
<property name="text">
<string>Type</string>
</property>
</widget>
</item>
<item row="1" column="1">
<widget class="QLineEdit" name="typeEdit">
<property name="readOnly">
<bool>true</bool>
</property>
</widget>
</item>
<item row="2" column="0">
<widget class="QLabel" name="descriptionLabel">
<property name="text">
<string>Description</string>
</property>
</widget>
</item>
<item row="2" column="1">
<widget class="QLineEdit" name="descriptionEdit">
<property name="readOnly">
<bool>true</bool>
</property>
</widget>
</item>
</layout>
</widget>
</item>
<item>
<widget class="QGroupBox" name="contentsGroupBox">
<property name="title">
<string>Contents</string>
</property>
<layout class="QVBoxLayout" name="verticalLayout_2">
<item>
<widget class="QStackedWidget" name="stackedWidget">
<widget class="QWidget" name="contentTextBrowserPage">
<layout class="QVBoxLayout" name="verticalLayout_3">
<item>
<widget class="QTextBrowser" name="contentTextBrowser"/>
</item>
</layout>
</widget>
<widget class="QWidget" name="imageBrowserPage">
<layout class="QVBoxLayout" name="verticalLayout_4">
<item>
<widget class="QScrollArea" name="scrollArea">
<property name="widgetResizable">
<bool>true</bool>
</property>
<widget class="QWidget" name="scrollAreaWidgetContents">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>98</width>
<height>31</height>
</rect>
</property>
<layout class="QVBoxLayout" name="verticalLayout_5">
<item>
<widget class="QLabel" name="imageBrowser">
<property name="text">
<string/>
</property>
</widget>
</item>
</layout>
</widget>
</widget>
</item>
</layout>
</widget>
</widget>
</item>
</layout>
</widget>
</item>
</layout>
</widget>
<resources/>
<connections/>
</ui>

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// Copyright (C) 2021 Jakub Melka
//
// This file is part of PDF4QT.
//
// PDF4QT is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// with the written consent of the copyright owner, any later version.
//
// PDF4QT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
#include "pdfobjectinspectortreeitemmodel.h"
#include "pdfdocument.h"
#include "pdfvisitor.h"
#include "pdfencoding.h"
#include <stack>
#include <QLocale>
namespace pdfplugin
{
class PDFObjectInspectorTreeItem : public pdf::PDFTreeItem
{
public:
inline explicit PDFObjectInspectorTreeItem() = default;
inline explicit PDFObjectInspectorTreeItem(PDFObjectInspectorTreeItem* parent) : pdf::PDFTreeItem(parent) { }
inline explicit PDFObjectInspectorTreeItem(pdf::PDFObject object, PDFObjectInspectorTreeItem* parent) : pdf::PDFTreeItem(parent), m_object(std::move(object)) { }
inline explicit PDFObjectInspectorTreeItem(QByteArray dictionaryKey, pdf::PDFObject object, PDFObjectInspectorTreeItem* parent) : pdf::PDFTreeItem(parent), m_dictionaryKey(std::move(dictionaryKey)), m_object(std::move(object)) { }
inline explicit PDFObjectInspectorTreeItem(pdf::PDFObjectReference reference, pdf::PDFObject object, PDFObjectInspectorTreeItem* parent) : pdf::PDFTreeItem(parent), m_reference(std::move(reference)), m_object(std::move(object)) { }
virtual ~PDFObjectInspectorTreeItem() override { }
QByteArray getDictionaryKey() const;
void setDictionaryKey(const QByteArray& dictionaryKey);
pdf::PDFObjectReference getReference() const;
void setReference(const pdf::PDFObjectReference& reference);
const pdf::PDFObject& getObject() const;
void setObject(const pdf::PDFObject& object);
private:
QByteArray m_dictionaryKey;
pdf::PDFObjectReference m_reference;
pdf::PDFObject m_object;
};
QByteArray PDFObjectInspectorTreeItem::getDictionaryKey() const
{
return m_dictionaryKey;
}
void PDFObjectInspectorTreeItem::setDictionaryKey(const QByteArray& dictionaryKey)
{
m_dictionaryKey = dictionaryKey;
}
pdf::PDFObjectReference PDFObjectInspectorTreeItem::getReference() const
{
return m_reference;
}
void PDFObjectInspectorTreeItem::setReference(const pdf::PDFObjectReference& reference)
{
m_reference = reference;
}
const pdf::PDFObject& PDFObjectInspectorTreeItem::getObject() const
{
return m_object;
}
void PDFObjectInspectorTreeItem::setObject(const pdf::PDFObject& object)
{
m_object = object;
}
PDFObjectInspectorTreeItemModel::PDFObjectInspectorTreeItemModel(const pdf::PDFObjectClassifier* classifier, QObject* parent) :
pdf::PDFTreeItemModel(parent),
m_classifier(classifier)
{
}
QVariant PDFObjectInspectorTreeItemModel::headerData(int section, Qt::Orientation orientation, int role) const
{
Q_UNUSED(section);
Q_UNUSED(orientation);
Q_UNUSED(role);
return QVariant();
}
int PDFObjectInspectorTreeItemModel::columnCount(const QModelIndex& parent) const
{
Q_UNUSED(parent);
return 1;
}
QVariant PDFObjectInspectorTreeItemModel::data(const QModelIndex& index, int role) const
{
if (!index.isValid())
{
return QVariant();
}
if (role != Qt::DisplayRole)
{
return QVariant();
}
const PDFObjectInspectorTreeItem* item = static_cast<const PDFObjectInspectorTreeItem*>(index.internalPointer());
const PDFObjectInspectorTreeItem* parent = static_cast<const PDFObjectInspectorTreeItem*>(index.parent().internalPointer());
QStringList data;
if (item->getReference().isValid() && (!parent || (parent && !parent->getReference().isValid())))
{
data << QString("%1 %2 R").arg(item->getReference().objectNumber).arg(item->getReference().generation);
}
QByteArray dictionaryKey = item->getDictionaryKey();
if (!dictionaryKey.isEmpty())
{
data << QString("/%1").arg(QString::fromLatin1(dictionaryKey.toPercentEncoding()));
}
QLocale locale;
const pdf::PDFObject& object = item->getObject();
switch (object.getType())
{
case pdf::PDFObject::Type::Null:
data << tr("null");
break;
case pdf::PDFObject::Type::Bool:
data << (object.getBool() ? tr("true") : tr("false"));
break;
case pdf::PDFObject::Type::Int:
data << locale.toString(object.getInteger());
break;
case pdf::PDFObject::Type::Real:
data << locale.toString(object.getReal());
break;
case pdf::PDFObject::Type::String:
data << QString("\"%1\"").arg(pdf::PDFEncoding::convertSmartFromByteStringToRepresentableQString(object.getString()));
break;
case pdf::PDFObject::Type::Name:
data << QString("/%1").arg(QString::fromLatin1(object.getString().toPercentEncoding()));
break;
case pdf::PDFObject::Type::Array:
data << tr("Array [%1 items]").arg(locale.toString(object.getArray()->getCount()));
break;
case pdf::PDFObject::Type::Dictionary:
data << tr("Dictionary [%1 items]").arg(locale.toString(object.getDictionary()->getCount()));
break;
case pdf::PDFObject::Type::Stream:
data << tr("Stream [%1 items, %2 data bytes]").arg(locale.toString(object.getStream()->getDictionary()->getCount()), locale.toString(object.getStream()->getContent()->size()));
break;
case pdf::PDFObject::Type::Reference:
data << QString("%1 %2 R").arg(object.getReference().objectNumber).arg(object.getReference().generation);
break;
default:
Q_ASSERT(false);
break;
}
return data.join(" ");
}
void PDFObjectInspectorTreeItemModel::update()
{
beginResetModel();
m_rootItem.reset();
if (m_document)
{
std::set<pdf::PDFObjectReference> usedReferences;
auto createObjectsFromClassifier = [this, &usedReferences](pdf::PDFObjectClassifier::Type type)
{
m_rootItem.reset(new PDFObjectInspectorTreeItem());
for (pdf::PDFObjectReference reference : m_classifier->getObjectsByType(type))
{
pdf::PDFObject object = m_document->getStorage().getObjectByReference(reference);
createObjectItem(getRootItem(), reference, object, true, usedReferences);
}
};
switch (m_mode)
{
case pdfplugin::PDFObjectInspectorTreeItemModel::Document:
{
m_rootItem.reset(new PDFObjectInspectorTreeItem());
const pdf::PDFObjectStorage& storage = m_document->getStorage();
createObjectItem(getRootItem(), pdf::PDFObjectReference(), storage.getTrailerDictionary(), true, usedReferences);
break;
}
case pdfplugin::PDFObjectInspectorTreeItemModel::Page:
{
m_rootItem.reset(new PDFObjectInspectorTreeItem());
const size_t pageCount = m_document->getCatalog()->getPageCount();
for (size_t i = 0; i < pageCount; ++i)
{
if (const pdf::PDFPage* page = m_document->getCatalog()->getPage(i))
{
pdf::PDFObjectReference reference = page->getPageReference();
pdf::PDFObject object = m_document->getStorage().getObjectByReference(reference);
createObjectItem(getRootItem(), reference, object, true, usedReferences);
}
}
break;
}
case ContentStream:
createObjectsFromClassifier(pdf::PDFObjectClassifier::ContentStream);
break;
case GraphicState:
createObjectsFromClassifier(pdf::PDFObjectClassifier::GraphicState);
break;
case ColorSpace:
createObjectsFromClassifier(pdf::PDFObjectClassifier::ColorSpace);
break;
case Pattern:
createObjectsFromClassifier(pdf::PDFObjectClassifier::Pattern);
break;
case Shading:
createObjectsFromClassifier(pdf::PDFObjectClassifier::Shading);
break;
case Image:
createObjectsFromClassifier(pdf::PDFObjectClassifier::Image);
break;
case Form:
createObjectsFromClassifier(pdf::PDFObjectClassifier::Form);
break;
case Font:
createObjectsFromClassifier(pdf::PDFObjectClassifier::Font);
break;
case Action:
createObjectsFromClassifier(pdf::PDFObjectClassifier::Action);
break;
case Annotation:
createObjectsFromClassifier(pdf::PDFObjectClassifier::Annotation);
break;
case pdfplugin::PDFObjectInspectorTreeItemModel::List:
{
m_rootItem.reset(new PDFObjectInspectorTreeItem());
const pdf::PDFObjectStorage& storage = m_document->getStorage();
createObjectItem(getRootItem(), pdf::PDFObjectReference(), storage.getTrailerDictionary(), false, usedReferences);
const pdf::PDFObjectStorage::PDFObjects& objects = storage.getObjects();
for (size_t i = 0; i < objects.size(); ++i)
{
pdf::PDFObjectReference reference(i, objects[i].generation);
pdf::PDFObject object = objects[i].object;
if (object.isNull())
{
// We skip null objects
continue;
}
createObjectItem(getRootItem(), reference, object, false, usedReferences);
}
break;
}
default:
Q_ASSERT(false);
break;
}
}
endResetModel();
}
void PDFObjectInspectorTreeItemModel::setMode(Mode mode)
{
if (m_mode != mode)
{
m_mode = mode;
update();
}
}
pdf::PDFObject PDFObjectInspectorTreeItemModel::getObjectFromIndex(const QModelIndex& index) const
{
if (!index.isValid())
{
return pdf::PDFObject();
}
const PDFObjectInspectorTreeItem* item = static_cast<const PDFObjectInspectorTreeItem*>(index.internalPointer());
return item->getObject();
}
pdf::PDFObjectReference PDFObjectInspectorTreeItemModel::getObjectReferenceFromIndex(const QModelIndex& index) const
{
if (!index.isValid())
{
return pdf::PDFObjectReference();
}
const PDFObjectInspectorTreeItem* item = static_cast<const PDFObjectInspectorTreeItem*>(index.internalPointer());
return item->getReference();
}
bool PDFObjectInspectorTreeItemModel::isRootObject(const QModelIndex& index) const
{
return index.isValid() && !index.parent().isValid();
}
class PDFCreateObjectInspectorTreeItemFromObjectVisitor : public pdf::PDFAbstractVisitor
{
public:
explicit PDFCreateObjectInspectorTreeItemFromObjectVisitor(std::set<pdf::PDFObjectReference>* usedReferences,
const pdf::PDFDocument* document,
bool followReferences,
pdf::PDFObjectReference reference,
PDFObjectInspectorTreeItem* parent) :
m_usedReferences(usedReferences),
m_document(document),
m_followReferences(followReferences),
m_reference(reference)
{
m_parents.push(parent);
}
virtual ~PDFCreateObjectInspectorTreeItemFromObjectVisitor() override
{
m_parents.pop();
Q_ASSERT(m_parents.empty());
}
virtual void visitNull() override;
virtual void visitBool(bool value) override;
virtual void visitInt(pdf::PDFInteger value) override;
virtual void visitReal(pdf::PDFReal value) override;
virtual void visitString(pdf::PDFStringRef string) override;
virtual void visitName(pdf::PDFStringRef name) override;
virtual void visitArray(const pdf::PDFArray* array) override;
virtual void visitDictionary(const pdf::PDFDictionary* dictionary) override;
virtual void visitStream(const pdf::PDFStream* stream) override;
virtual void visitReference(const pdf::PDFObjectReference reference) override;
private:
std::set<pdf::PDFObjectReference>* m_usedReferences;
const pdf::PDFDocument* m_document;
bool m_followReferences;
pdf::PDFObjectReference m_reference;
std::stack<PDFObjectInspectorTreeItem*> m_parents;
};
void PDFCreateObjectInspectorTreeItemFromObjectVisitor::visitNull()
{
m_parents.top()->addCreatedChild(new PDFObjectInspectorTreeItem(m_reference, pdf::PDFObject::createNull(), m_parents.top()));
}
void PDFCreateObjectInspectorTreeItemFromObjectVisitor::visitBool(bool value)
{
m_parents.top()->addCreatedChild(new PDFObjectInspectorTreeItem(m_reference, pdf::PDFObject::createBool(value), m_parents.top()));
}
void PDFCreateObjectInspectorTreeItemFromObjectVisitor::visitInt(pdf::PDFInteger value)
{
m_parents.top()->addCreatedChild(new PDFObjectInspectorTreeItem(m_reference, pdf::PDFObject::createInteger(value), m_parents.top()));
}
void PDFCreateObjectInspectorTreeItemFromObjectVisitor::visitReal(pdf::PDFReal value)
{
m_parents.top()->addCreatedChild(new PDFObjectInspectorTreeItem(m_reference, pdf::PDFObject::createReal(value), m_parents.top()));
}
void PDFCreateObjectInspectorTreeItemFromObjectVisitor::visitString(pdf::PDFStringRef string)
{
m_parents.top()->addCreatedChild(new PDFObjectInspectorTreeItem(m_reference, pdf::PDFObject::createString(string.getString()), m_parents.top()));
}
void PDFCreateObjectInspectorTreeItemFromObjectVisitor::visitName(pdf::PDFStringRef name)
{
m_parents.top()->addCreatedChild(new PDFObjectInspectorTreeItem(m_reference, pdf::PDFObject::createName(name), m_parents.top()));
}
void PDFCreateObjectInspectorTreeItemFromObjectVisitor::visitArray(const pdf::PDFArray* array)
{
PDFObjectInspectorTreeItem* arrayRoot = new PDFObjectInspectorTreeItem(m_reference, pdf::PDFObject::createArray(std::make_shared<pdf::PDFArray>(*array)), m_parents.top());
m_parents.top()->addCreatedChild(arrayRoot);
m_parents.push(arrayRoot);
acceptArray(array);
m_parents.pop();
}
void PDFCreateObjectInspectorTreeItemFromObjectVisitor::visitDictionary(const pdf::PDFDictionary* dictionary)
{
PDFObjectInspectorTreeItem* dictionaryRoot = new PDFObjectInspectorTreeItem(m_reference, pdf::PDFObject::createDictionary(std::make_shared<pdf::PDFDictionary>(*dictionary)), m_parents.top());
m_parents.top()->addCreatedChild(dictionaryRoot);
m_parents.push(dictionaryRoot);
acceptDictionary(dictionary);
Q_ASSERT(dictionaryRoot->getChildCount() == dictionary->getCount());
for (size_t i = 0, count = dictionary->getCount(); i < count; ++i)
{
PDFObjectInspectorTreeItem* child = static_cast<PDFObjectInspectorTreeItem*>(dictionaryRoot->getChild(int(i)));
child->setDictionaryKey(dictionary->getKey(i).getString());
}
m_parents.pop();
}
void PDFCreateObjectInspectorTreeItemFromObjectVisitor::visitStream(const pdf::PDFStream* stream)
{
PDFObjectInspectorTreeItem* streamRoot = new PDFObjectInspectorTreeItem(m_reference, pdf::PDFObject::createStream(std::make_shared<pdf::PDFStream>(*stream)), m_parents.top());
m_parents.top()->addCreatedChild(streamRoot);
m_parents.push(streamRoot);
const pdf::PDFDictionary* dictionary = stream->getDictionary();
acceptDictionary(dictionary);
Q_ASSERT(streamRoot->getChildCount() == dictionary->getCount());
for (size_t i = 0, count = dictionary->getCount(); i < count; ++i)
{
PDFObjectInspectorTreeItem* child = static_cast<PDFObjectInspectorTreeItem*>(streamRoot->getChild(int(i)));
child->setDictionaryKey(dictionary->getKey(i).getString());
}
m_parents.pop();
}
void PDFCreateObjectInspectorTreeItemFromObjectVisitor::visitReference(const pdf::PDFObjectReference reference)
{
PDFObjectInspectorTreeItem* referenceRoot = new PDFObjectInspectorTreeItem(m_reference, pdf::PDFObject::createReference(reference), m_parents.top());
m_parents.top()->addCreatedChild(referenceRoot);
if (m_followReferences && reference.isValid())
{
Q_ASSERT(m_usedReferences);
if (m_usedReferences->count(reference))
{
// Reference already followed
return;
}
m_usedReferences->insert(reference);
m_parents.push(referenceRoot);
const pdf::PDFObject& object = m_document->getObjectByReference(reference);
object.accept(this);
m_parents.pop();
}
}
void PDFObjectInspectorTreeItemModel::createObjectItem(PDFObjectInspectorTreeItem* parent,
pdf::PDFObjectReference reference,
pdf::PDFObject object,
bool followRef,
std::set<pdf::PDFObjectReference>& usedReferences) const
{
PDFCreateObjectInspectorTreeItemFromObjectVisitor visitor(&usedReferences, m_document, followRef, reference, parent);
object.accept(&visitor);
}
PDFObjectInspectorTreeItem* PDFObjectInspectorTreeItemModel::getRootItem()
{
return static_cast<PDFObjectInspectorTreeItem*>(m_rootItem.get());
}
} // namespace pdfplugin

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// Copyright (C) 2021 Jakub Melka
//
// This file is part of PDF4QT.
//
// PDF4QT is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// with the written consent of the copyright owner, any later version.
//
// PDF4QT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
#ifndef PDFOBJECTINSPECTORTREEITEMMODEL_H
#define PDFOBJECTINSPECTORTREEITEMMODEL_H
#include "pdfitemmodels.h"
#include "pdfobjectutils.h"
#include <set>
namespace pdfplugin
{
class PDFObjectInspectorTreeItem;
class PDFObjectInspectorTreeItemModel : public pdf::PDFTreeItemModel
{
Q_OBJECT
public:
enum Mode
{
Document,
Page,
ContentStream,
GraphicState,
ColorSpace,
Pattern,
Shading,
Image,
Form,
Font,
Action,
Annotation,
List
};
explicit PDFObjectInspectorTreeItemModel(const pdf::PDFObjectClassifier* classifier, QObject* parent);
virtual QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
virtual int columnCount(const QModelIndex& parent) const override;
virtual QVariant data(const QModelIndex& index, int role) const override;
virtual void update() override;
void setMode(Mode mode);
pdf::PDFObject getObjectFromIndex(const QModelIndex& index) const;
pdf::PDFObjectReference getObjectReferenceFromIndex(const QModelIndex& index) const;
bool isRootObject(const QModelIndex& index) const;
private:
void createObjectItem(PDFObjectInspectorTreeItem* parent,
pdf::PDFObjectReference reference,
pdf::PDFObject object,
bool followRef,
std::set<pdf::PDFObjectReference>& usedReferences) const;
PDFObjectInspectorTreeItem* getRootItem();
const pdf::PDFObjectClassifier* m_classifier;
Mode m_mode = List;
};
} // namespace pdfplugin
#endif // PDFOBJECTINSPECTORTREEITEMMODEL_H

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Pdf4QtEditorPlugins/ObjectInspectorPlugin/statisticsgraphwidget.cpp Normal file
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// Copyright (C) 2021 Jakub Melka
//
// This file is part of PDF4QT.
//
// PDF4QT is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// with the written consent of the copyright owner, any later version.
//
// PDF4QT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
#include "statisticsgraphwidget.h"
#include "ui_statisticsgraphwidget.h"
#include "pdfwidgetutils.h"
#include "pdfpainterutils.h"
#include <QPainter>
namespace pdfplugin
{
StatisticsGraphWidget::StatisticsGraphWidget(QWidget* parent) :
QWidget(parent),
ui(new Ui::StatisticsGraphWidget)
{
ui->setupUi(this);
}
StatisticsGraphWidget::~StatisticsGraphWidget()
{
delete ui;
}
void StatisticsGraphWidget::setStatistics(Statistics statistics)
{
if (m_statistics != statistics)
{
m_statistics = qMove(statistics);
updateGeometry();
update();
}
}
StatisticsGraphWidget::GeometryHint StatisticsGraphWidget::getGeometryHint() const
{
GeometryHint hint;
int fivePixelsX = pdf::PDFWidgetUtils::scaleDPI_x(this, 5);
int fivePixelsY = pdf::PDFWidgetUtils::scaleDPI_y(this, 5);
int textMargin = fivePixelsX;
hint.margins = QMargins(fivePixelsX, fivePixelsY, fivePixelsX, fivePixelsY);
hint.colorRectangleWidth = pdf::PDFWidgetUtils::scaleDPI_x(this, 80);
hint.linesWidthLeft = pdf::PDFWidgetUtils::scaleDPI_x(this, 15);
hint.linesWidthRight = pdf::PDFWidgetUtils::scaleDPI_x(this, 5);
hint.markerSize = fivePixelsX;
hint.normalLineWidth = pdf::PDFWidgetUtils::scaleDPI_y(this, 2);
hint.selectedLineWidth = pdf::PDFWidgetUtils::scaleDPI_y(this, 3);
hint.colorRectangeLeftMargin = pdf::PDFWidgetUtils::scaleDPI_x(this, 40);
QFontMetrics fontMetricsTitle(getTitleFont());
hint.titleWidth = fontMetricsTitle.horizontalAdvance(m_statistics.title);
hint.titleHeight = fontMetricsTitle.lineSpacing();
QFontMetrics fontMetricsHeader(getHeaderFont());
hint.textHeight = fontMetricsHeader.lineSpacing();
QFontMetrics fontMetricsText(getTextFont());
hint.textHeight += fontMetricsText.lineSpacing() * int(m_statistics.items.size());
hint.textMargin = textMargin;
hint.textLineHeight = fontMetricsText.lineSpacing();
// Determine text header width
hint.textWidths.resize(m_statistics.headers.size(), 0);
for (int i = 0; i < m_statistics.headers.size(); ++i)
{
hint.textWidths[i] = fontMetricsHeader.horizontalAdvance(m_statistics.headers[i]);
}
for (const auto& item : m_statistics.items)
{
Q_ASSERT(static_cast<size_t>(item.texts.size()) == hint.textWidths.size());
for (int i = 0; i < item.texts.size(); ++i)
{
hint.textWidths[i] = qMax(hint.textWidths[i], fontMetricsHeader.horizontalAdvance(item.texts[i]));
}
}
int totalTextWidth = textMargin;
for (int& textWidth : hint.textWidths)
{
textWidth += 2 * textMargin;
totalTextWidth += textWidth;
}
const int widthHint = hint.margins.left() + hint.colorRectangeLeftMargin + hint.colorRectangleWidth + hint.linesWidthLeft + hint.linesWidthRight + qMax(totalTextWidth, hint.titleWidth) + hint.margins.right();
const int heightHint = hint.margins.top() + hint.titleHeight + qMax(pdf::PDFWidgetUtils::scaleDPI_y(this, 100), hint.textHeight) + hint.margins.bottom();
hint.minimalWidgetSize = QSize(widthHint, heightHint).expandedTo(pdf::PDFWidgetUtils::scaleDPI(this, QSize(400, 300)));
return hint;
}
void StatisticsGraphWidget::paintEvent(QPaintEvent* event)
{
Q_UNUSED(event);
QPainter painter(this);
QRect rect = this->rect();
painter.fillRect(rect, Qt::white);
GeometryHint geometryHint = getGeometryHint();
rect = rect.marginsRemoved(geometryHint.margins);
if (!m_statistics.title.isEmpty())
{
pdf::PDFPainterStateGuard guard(&painter);
QRect titleRect = rect;
titleRect.setHeight(geometryHint.titleHeight);
painter.setFont(getHeaderFont());
painter.drawText(titleRect, Qt::AlignCenter, m_statistics.title);
rect.setTop(titleRect.bottom());
}
rect.setLeft(rect.left() + geometryHint.colorRectangeLeftMargin);
// Color boxes
m_colorBoxes.clear();
const int height = rect.height();
QColor selectedColor = Qt::darkYellow;
int top = rect.top();
for (size_t i = 0; i < m_statistics.items.size(); ++i)
{
const StatisticsItem& item = m_statistics.items[i];
QRect currentRect(rect.left(), top, geometryHint.colorRectangleWidth, height * item.portion);
top = currentRect.bottom();
QColor color = (m_selectedColorBox == i) ? selectedColor: item.color;
color.setAlphaF(0.8f);
painter.fillRect(currentRect, color);
m_colorBoxes.push_back(currentRect);
}
QPoint minLinePoint;
QPoint maxLinePoint;
// Marked lines
{
pdf::PDFPainterStateGuard guard(&painter);
for (size_t i = 0; i < m_statistics.items.size(); ++i)
{
QPen pen = painter.pen();
pen.setColor((i == m_selectedColorBox) ? selectedColor : Qt::black);
pen.setWidth(geometryHint.markerSize);
pen.setCapStyle(Qt::RoundCap);
painter.setPen(pen);
QRect colorBox = m_colorBoxes[i];
QPoint marker = colorBox.center();
marker.setX(colorBox.right());
painter.drawPoint(marker);
pen.setWidth((i == m_selectedColorBox) ? geometryHint.selectedLineWidth : geometryHint.normalLineWidth);
painter.setPen(pen);
QPoint lineEnd = marker + QPoint(geometryHint.linesWidthLeft, 0);
painter.drawLine(marker, lineEnd);
if (i == 0)
{
minLinePoint = lineEnd;
}
maxLinePoint = lineEnd;
}
}
// Texts
{
pdf::PDFPainterStateGuard guard(&painter);
QFont headerFont = getHeaderFont();
QFont textFont = getTextFont();
QRect textRect = rect;
textRect.setLeft(maxLinePoint.x() + geometryHint.textMargin);
textRect.setHeight(geometryHint.textLineHeight);
std::vector<QLine> horizontalLines;
horizontalLines.reserve(m_statistics.items.size());
auto drawTexts = [&](const QStringList& texts, bool isHeader)
{
pdf::PDFPainterStateGuard guard(&painter);
painter.setFont(isHeader ? headerFont : textFont);
const int y = textRect.center().y();
minLinePoint.ry() = qMin(minLinePoint.ry(), y);
maxLinePoint.ry() = qMax(maxLinePoint.ry(), y);
QRect cellRect = textRect;
for (int i = 0; i < texts.size(); ++i)
{
cellRect.setWidth(geometryHint.textWidths[i]);
QRect finalCellRect = cellRect.marginsRemoved(QMargins(geometryHint.textMargin, 0, geometryHint.textMargin, 0));
QString text = texts[i];
Qt::Alignment alignment = (i == 0) ? Qt::Alignment(Qt::AlignLeft | Qt::AlignVCenter) : Qt::Alignment(Qt::AlignRight | Qt::AlignVCenter);
painter.drawText(finalCellRect, alignment, text);
cellRect.translate(cellRect.width(), 0);
}
if (!isHeader)
{
QPoint startPoint = textRect.center();
startPoint.setX(textRect.left());
QPoint endPoint(maxLinePoint.x(), startPoint.y());
horizontalLines.emplace_back(startPoint, endPoint);
}
textRect.translate(0, textRect.height());
};
if (!m_statistics.headers.isEmpty())
{
drawTexts(m_statistics.headers, true);
}
for (size_t i = 0; i < m_statistics.items.size(); ++i)
{
const StatisticsItem& item = m_statistics.items[i];
drawTexts(item.texts, i == m_selectedColorBox);
}
QPen pen = painter.pen();
pen.setColor(Qt::black);
pen.setWidth(geometryHint.normalLineWidth);
pen.setCapStyle(Qt::RoundCap);
painter.setPen(pen);
painter.drawLine(minLinePoint, maxLinePoint);
for (const QLine& line : horizontalLines)
{
painter.drawLine(line);
}
pen = painter.pen();
pen.setColor(Qt::black);
pen.setWidth(geometryHint.markerSize);
pen.setCapStyle(Qt::RoundCap);
painter.setPen(pen);
for (const QLine& line : horizontalLines)
{
painter.drawPoint(line.p1());
}
}
}
QFont StatisticsGraphWidget::getTitleFont() const
{
QFont font = this->font();
font.setPointSize(font.pointSize() * 2);
font.setBold(true);
return font;
}
QFont StatisticsGraphWidget::getHeaderFont() const
{
QFont font = this->font();
font.setBold(true);
return font;
}
QFont StatisticsGraphWidget::getTextFont() const
{
return this->font();
}
QSize StatisticsGraphWidget::sizeHint() const
{
return getGeometryHint().minimalWidgetSize + pdf::PDFWidgetUtils::scaleDPI(this, QSize(100, 100));
}
QSize StatisticsGraphWidget::minimumSizeHint() const
{
return getGeometryHint().minimalWidgetSize;
}
} // namespace pdfplugin

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// Copyright (C) 2021 Jakub Melka
//
// This file is part of PDF4QT.
//
// PDF4QT is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// with the written consent of the copyright owner, any later version.
//
// PDF4QT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
#ifndef STATISTICSGRAPHWIDGET_H
#define STATISTICSGRAPHWIDGET_H
#include <QWidget>
#include <vector>
namespace Ui
{
class StatisticsGraphWidget;
}
namespace pdfplugin
{
class StatisticsGraphWidget : public QWidget
{
Q_OBJECT
public:
struct StatisticsItem
{
bool operator==(const StatisticsItem&) const = default;
qreal portion;
QColor color;
QStringList texts;
};
struct Statistics
{
bool operator==(const Statistics&) const = default;
QString title;
QStringList headers;
std::vector<StatisticsItem> items;
};
explicit StatisticsGraphWidget(QWidget* parent);
virtual ~StatisticsGraphWidget() override;
virtual QSize sizeHint() const override;
virtual QSize minimumSizeHint() const override;
void setStatistics(Statistics statistics);
protected:
virtual void paintEvent(QPaintEvent* event) override;
private:
Ui::StatisticsGraphWidget* ui;
struct GeometryHint
{
QMargins margins;
int colorRectangleWidth = 0;
int linesWidthLeft = 0;
int linesWidthRight = 0;
int markerSize = 0;
int normalLineWidth = 0;
int selectedLineWidth = 0;
int colorRectangeLeftMargin = 0;
int titleWidth = 0;
int titleHeight = 0;
int textHeight = 0;
int textMargin = 0;
int textLineHeight = 0;
std::vector<int> textWidths;
QSize minimalWidgetSize;
};
GeometryHint getGeometryHint() const;
QFont getTitleFont() const;
QFont getHeaderFont() const;
QFont getTextFont() const;
Statistics m_statistics;
std::vector<QRect> m_colorBoxes;
size_t m_selectedColorBox = std::numeric_limits<size_t>::max();
};
} // namespace pdfplugin
#endif // STATISTICSGRAPHWIDGET_H

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<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>StatisticsGraphWidget</class>
<widget class="QWidget" name="StatisticsGraphWidget">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>400</width>
<height>300</height>
</rect>
</property>
<property name="windowTitle">
<string>Form</string>
</property>
</widget>
<resources/>
<connections/>
</ui>