mirror of https://github.com/JakubMelka/PDF4QT.git
3383 lines
124 KiB
C++
3383 lines
124 KiB
C++
// Copyright (C) 2020-2022 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 "pdfannotation.h"
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#include "pdfdocument.h"
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#include "pdfencoding.h"
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#include "pdfpainter.h"
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#include "pdfcms.h"
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#include "pdfpagecontentprocessor.h"
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#include "pdfparser.h"
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#include "pdfform.h"
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#include "pdfpainterutils.h"
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#include "pdfdocumentbuilder.h"
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#include "pdfdbgheap.h"
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#include <QIcon>
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namespace pdf
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{
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PDFAnnotationBorder PDFAnnotationBorder::parseBorder(const PDFObjectStorage* storage, PDFObject object)
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{
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PDFAnnotationBorder result;
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object = storage->getObject(object);
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if (object.isArray())
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{
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const PDFArray* array = object.getArray();
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if (array->getCount() >= 3)
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{
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PDFDocumentDataLoaderDecorator loader(storage);
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result.m_definition = Definition::Simple;
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result.m_hCornerRadius = loader.readNumber(array->getItem(0), 0.0);
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result.m_vCornerRadius = loader.readNumber(array->getItem(1), 0.0);
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result.m_width = loader.readNumber(array->getItem(2), 1.0);
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if (array->getCount() >= 4)
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{
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result.m_dashPattern = loader.readNumberArray(array->getItem(3));
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}
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}
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}
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return result;
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}
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PDFAnnotationBorder PDFAnnotationBorder::parseBS(const PDFObjectStorage* storage, PDFObject object)
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{
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PDFAnnotationBorder result;
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if (const PDFDictionary* dictionary = storage->getDictionaryFromObject(object))
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{
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PDFDocumentDataLoaderDecorator loader(storage);
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result.m_definition = Definition::BorderStyle;
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result.m_width = loader.readNumberFromDictionary(dictionary, "W", 1.0);
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constexpr const std::array<std::pair<const char*, Style>, 6> styles = {
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std::pair<const char*, Style>{ "S", Style::Solid },
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std::pair<const char*, Style>{ "D", Style::Dashed },
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std::pair<const char*, Style>{ "B", Style::Beveled },
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std::pair<const char*, Style>{ "I", Style::Inset },
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std::pair<const char*, Style>{ "U", Style::Underline }
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};
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result.m_style = loader.readEnumByName(dictionary->get("S"), styles.begin(), styles.end(), Style::Solid);
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}
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return result;
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}
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PDFAnnotationBorderEffect PDFAnnotationBorderEffect::parse(const PDFObjectStorage* storage, PDFObject object)
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{
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PDFAnnotationBorderEffect result;
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if (const PDFDictionary* dictionary = storage->getDictionaryFromObject(object))
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{
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PDFDocumentDataLoaderDecorator loader(storage);
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result.m_intensity = loader.readNumberFromDictionary(dictionary, "I", 0.0);
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constexpr const std::array<std::pair<const char*, Effect>, 2> effects = {
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std::pair<const char*, Effect>{ "S", Effect::None },
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std::pair<const char*, Effect>{ "C", Effect::Cloudy }
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};
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result.m_effect = loader.readEnumByName(dictionary->get("S"), effects.begin(), effects.end(), Effect::None);
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}
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return result;
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}
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PDFAppeareanceStreams PDFAppeareanceStreams::parse(const PDFObjectStorage* storage, PDFObject object)
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{
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PDFAppeareanceStreams result;
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auto processSubdictionary = [&result, storage](Appearance appearance, PDFObject subdictionaryObject)
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{
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subdictionaryObject = storage->getObject(subdictionaryObject);
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if (subdictionaryObject.isDictionary())
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{
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const PDFDictionary* subdictionary = storage->getDictionaryFromObject(subdictionaryObject);
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for (size_t i = 0; i < subdictionary->getCount(); ++i)
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{
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result.m_appearanceStreams[std::make_pair(appearance, subdictionary->getKey(i).getString())] = subdictionary->getValue(i);
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}
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}
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else if (!subdictionaryObject.isNull())
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{
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result.m_appearanceStreams[std::make_pair(appearance, QByteArray())] = subdictionaryObject;
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}
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};
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if (const PDFDictionary* dictionary = storage->getDictionaryFromObject(object))
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{
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processSubdictionary(Appearance::Normal, dictionary->get("N"));
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processSubdictionary(Appearance::Rollover, dictionary->get("R"));
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processSubdictionary(Appearance::Down, dictionary->get("D"));
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}
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return result;
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}
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PDFObject PDFAppeareanceStreams::getAppearance(Appearance appearance, const QByteArray& state) const
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{
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Key key(appearance, state);
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auto it = m_appearanceStreams.find(key);
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if (it == m_appearanceStreams.cend() && appearance != Appearance::Normal)
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{
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key.first = Appearance::Normal;
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it = m_appearanceStreams.find(key);
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}
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if (it == m_appearanceStreams.cend() && !state.isEmpty())
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{
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key.second = QByteArray();
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it = m_appearanceStreams.find(key);
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}
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if (it != m_appearanceStreams.cend())
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{
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return it->second;
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}
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return PDFObject();
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}
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QByteArrayList PDFAppeareanceStreams::getAppearanceStates(Appearance appearance) const
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{
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QByteArrayList result;
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for (const auto& item : m_appearanceStreams)
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{
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if (item.first.first != appearance)
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{
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continue;
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}
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result << item.first.second;
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}
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return result;
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}
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std::vector<PDFAppeareanceStreams::Key> PDFAppeareanceStreams::getAppearanceKeys() const
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{
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std::vector<Key> result;
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std::transform(m_appearanceStreams.cbegin(), m_appearanceStreams.cend(), std::back_inserter(result), [](const auto& item) { return item.first; });
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return result;
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}
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PDFAnnotation::PDFAnnotation() :
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m_flags(),
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m_structParent(0)
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{
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}
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void PDFAnnotation::draw(AnnotationDrawParameters& parameters) const
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{
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Q_UNUSED(parameters);
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}
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std::vector<PDFAppeareanceStreams::Key> PDFAnnotation::getDrawKeys(const PDFFormManager* formManager) const
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{
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Q_UNUSED(formManager);
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return { PDFAppeareanceStreams::Key{ PDFAppeareanceStreams::Appearance::Normal, QByteArray() } };
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}
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QPainter::CompositionMode PDFAnnotation::getCompositionMode() const
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{
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if (PDFBlendModeInfo::isSupportedByQt(getBlendMode()))
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{
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return PDFBlendModeInfo::getCompositionModeFromBlendMode(getBlendMode());
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}
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return PDFBlendModeInfo::getCompositionModeFromBlendMode(BlendMode::Normal);
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}
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QPainterPath PDFAnnotation::parsePath(const PDFObjectStorage* storage, const PDFDictionary* dictionary, bool closePath)
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{
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QPainterPath path;
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PDFDocumentDataLoaderDecorator loader(storage);
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PDFObject pathObject = storage->getObject(dictionary->get("Path"));
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if (pathObject.isArray())
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{
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for (const PDFObject& pathItemObject : *pathObject.getArray())
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{
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std::vector<PDFReal> pathItem = loader.readNumberArray(pathItemObject);
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switch (pathItem.size())
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{
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case 2:
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{
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QPointF point(pathItem[0], pathItem[1]);
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if (path.isEmpty())
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{
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path.moveTo(point);
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}
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else
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{
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path.lineTo(point);
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}
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break;
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}
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case 4:
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{
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if (path.isEmpty())
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{
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// First path item must be 'Move to' command
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continue;
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}
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path.quadTo(pathItem[0], pathItem[1], pathItem[2], pathItem[3]);
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break;
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}
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case 6:
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{
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if (path.isEmpty())
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{
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// First path item must be 'Move to' command
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continue;
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}
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path.cubicTo(pathItem[0], pathItem[1], pathItem[2], pathItem[3], pathItem[4], pathItem[5]);
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break;
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}
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default:
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break;
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}
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}
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}
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if (closePath)
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{
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path.closeSubpath();
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}
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return path;
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}
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void PDFAnnotation::setLanguage(const QString& language)
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{
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m_language = language;
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}
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void PDFAnnotation::setBlendMode(const BlendMode& blendMode)
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{
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m_blendMode = blendMode;
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}
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void PDFAnnotation::setStrokingOpacity(const PDFReal& strokingOpacity)
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{
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m_strokingOpacity = strokingOpacity;
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}
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void PDFAnnotation::setFillingOpacity(const PDFReal& fillingOpacity)
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{
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m_fillingOpacity = fillingOpacity;
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}
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void PDFAnnotation::setAssociatedFiles(const PDFObject& associatedFiles)
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{
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m_associatedFiles = associatedFiles;
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}
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void PDFAnnotation::setOptionalContentReference(const PDFObjectReference& optionalContentReference)
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{
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m_optionalContentReference = optionalContentReference;
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}
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void PDFAnnotation::setStructParent(const PDFInteger& structParent)
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{
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m_structParent = structParent;
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}
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void PDFAnnotation::setColor(const std::vector<PDFReal>& color)
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{
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m_color = color;
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}
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void PDFAnnotation::setAnnotationBorder(const PDFAnnotationBorder& annotationBorder)
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{
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m_annotationBorder = annotationBorder;
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}
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void PDFAnnotation::setAppearanceState(const QByteArray& appearanceState)
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{
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m_appearanceState = appearanceState;
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}
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void PDFAnnotation::setAppearanceStreams(const PDFAppeareanceStreams& appearanceStreams)
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{
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m_appearanceStreams = appearanceStreams;
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}
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void PDFAnnotation::setFlags(const Flags& flags)
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{
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m_flags = flags;
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}
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void PDFAnnotation::setLastModifiedString(const QString& lastModifiedString)
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{
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m_lastModifiedString = lastModifiedString;
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}
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void PDFAnnotation::setLastModified(const QDateTime& lastModified)
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{
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m_lastModified = lastModified;
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}
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void PDFAnnotation::setName(const QString& name)
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{
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m_name = name;
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}
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void PDFAnnotation::setPageReference(const PDFObjectReference& pageReference)
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{
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m_pageReference = pageReference;
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}
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void PDFAnnotation::setContents(const QString& contents)
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{
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m_contents = contents;
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}
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void PDFAnnotation::setRectangle(const QRectF& rectangle)
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{
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m_rectangle = rectangle;
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}
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void PDFAnnotation::setSelfReference(const PDFObjectReference& selfReference)
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{
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m_selfReference = selfReference;
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}
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PDFAnnotationPtr PDFAnnotation::parse(const PDFObjectStorage* storage, PDFObjectReference reference)
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{
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PDFObject object = storage->getObjectByReference(reference);
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PDFAnnotationPtr result;
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const PDFDictionary* dictionary = storage->getDictionaryFromObject(object);
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if (!dictionary)
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{
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return result;
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}
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PDFDocumentDataLoaderDecorator loader(storage);
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QRectF annotationsRectangle = loader.readRectangle(dictionary->get("Rect"), QRectF());
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// Determine type of annotation
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QByteArray subtype = loader.readNameFromDictionary(dictionary, "Subtype");
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if (subtype == "Text")
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{
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PDFTextAnnotation* textAnnotation = new PDFTextAnnotation;
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result.reset(textAnnotation);
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textAnnotation->m_open = loader.readBooleanFromDictionary(dictionary, "Open", false);
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textAnnotation->m_iconName = loader.readNameFromDictionary(dictionary, "Name");
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textAnnotation->m_state = loader.readTextStringFromDictionary(dictionary, "State", "Unmarked");
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textAnnotation->m_stateModel = loader.readTextStringFromDictionary(dictionary, "StateModel", "Marked");
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}
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else if (subtype == "Link")
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{
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PDFLinkAnnotation* linkAnnotation = new PDFLinkAnnotation;
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result.reset(linkAnnotation);
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linkAnnotation->m_action = PDFAction::parse(storage, dictionary->get("A"));
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if (!linkAnnotation->m_action)
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{
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PDFDestination destination = PDFDestination::parse(storage, dictionary->get("Dest"));
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linkAnnotation->m_action.reset(new PDFActionGoTo(destination, PDFDestination()));
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}
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linkAnnotation->m_previousAction = PDFAction::parse(storage, dictionary->get("PA"));
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constexpr const std::array<std::pair<const char*, LinkHighlightMode>, 4> highlightMode = {
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std::pair<const char*, LinkHighlightMode>{ "N", LinkHighlightMode::None },
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std::pair<const char*, LinkHighlightMode>{ "I", LinkHighlightMode::Invert },
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std::pair<const char*, LinkHighlightMode>{ "O", LinkHighlightMode::Outline },
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std::pair<const char*, LinkHighlightMode>{ "P", LinkHighlightMode::Push }
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};
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linkAnnotation->m_highlightMode = loader.readEnumByName(dictionary->get("H"), highlightMode.begin(), highlightMode.end(), LinkHighlightMode::Invert);
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linkAnnotation->m_activationRegion = parseQuadrilaterals(storage, dictionary->get("QuadPoints"), annotationsRectangle);
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}
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else if (subtype == "FreeText")
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{
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PDFFreeTextAnnotation* freeTextAnnotation = new PDFFreeTextAnnotation;
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result.reset(freeTextAnnotation);
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constexpr const std::array<std::pair<const char*, PDFFreeTextAnnotation::Intent>, 2> intents = {
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std::pair<const char*, PDFFreeTextAnnotation::Intent>{ "FreeTextCallout", PDFFreeTextAnnotation::Intent::Callout },
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std::pair<const char*, PDFFreeTextAnnotation::Intent>{ "FreeTextTypeWriter", PDFFreeTextAnnotation::Intent::TypeWriter }
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};
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freeTextAnnotation->m_defaultAppearance = loader.readStringFromDictionary(dictionary, "DA");
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freeTextAnnotation->m_justification = static_cast<PDFFreeTextAnnotation::Justification>(loader.readIntegerFromDictionary(dictionary, "Q", 0));
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freeTextAnnotation->m_defaultStyleString = loader.readTextStringFromDictionary(dictionary, "DS", QString());
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freeTextAnnotation->m_calloutLine = PDFAnnotationCalloutLine::parse(storage, dictionary->get("CL"));
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freeTextAnnotation->m_intent = loader.readEnumByName(dictionary->get("IT"), intents.begin(), intents.end(), PDFFreeTextAnnotation::Intent::None);
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freeTextAnnotation->m_effect = PDFAnnotationBorderEffect::parse(storage, dictionary->get("BE"));
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std::vector<PDFReal> differenceRectangle = loader.readNumberArrayFromDictionary(dictionary, "RD");
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if (differenceRectangle.size() == 4)
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{
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freeTextAnnotation->m_textRectangle = annotationsRectangle.adjusted(differenceRectangle[0], differenceRectangle[1], -differenceRectangle[2], -differenceRectangle[3]);
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if (!freeTextAnnotation->m_textRectangle.isValid())
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{
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freeTextAnnotation->m_textRectangle = QRectF();
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}
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}
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std::vector<QByteArray> lineEndings = loader.readNameArrayFromDictionary(dictionary, "LE");
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if (lineEndings.size() == 2)
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{
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freeTextAnnotation->m_startLineEnding = convertNameToLineEnding(lineEndings[0]);
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freeTextAnnotation->m_endLineEnding = convertNameToLineEnding(lineEndings[1]);
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}
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}
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else if (subtype == "Line")
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{
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PDFLineAnnotation* lineAnnotation = new PDFLineAnnotation;
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result.reset(lineAnnotation);
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std::vector<PDFReal> line = loader.readNumberArrayFromDictionary(dictionary, "L");
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if (line.size() == 4)
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{
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lineAnnotation->m_line = QLineF(line[0], line[1], line[2], line[3]);
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}
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std::vector<QByteArray> lineEndings = loader.readNameArrayFromDictionary(dictionary, "LE");
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if (lineEndings.size() == 2)
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{
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lineAnnotation->m_startLineEnding = convertNameToLineEnding(lineEndings[0]);
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lineAnnotation->m_endLineEnding = convertNameToLineEnding(lineEndings[1]);
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}
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lineAnnotation->m_interiorColor = loader.readNumberArrayFromDictionary(dictionary, "IC");
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lineAnnotation->m_leaderLineLength = loader.readNumberFromDictionary(dictionary, "LL", 0.0);
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lineAnnotation->m_leaderLineExtension = loader.readNumberFromDictionary(dictionary, "LLE", 0.0);
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lineAnnotation->m_leaderLineOffset = loader.readNumberFromDictionary(dictionary, "LLO", 0.0);
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lineAnnotation->m_captionRendered = loader.readBooleanFromDictionary(dictionary, "Cap", false);
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lineAnnotation->m_intent = (loader.readNameFromDictionary(dictionary, "IT") == "LineDimension") ? PDFLineAnnotation::Intent::Dimension : PDFLineAnnotation::Intent::Arrow;
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lineAnnotation->m_captionPosition = (loader.readNameFromDictionary(dictionary, "CP") == "Top") ? PDFLineAnnotation::CaptionPosition::Top : PDFLineAnnotation::CaptionPosition::Inline;
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lineAnnotation->m_measureDictionary = storage->getObject(dictionary->get("Measure"));
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std::vector<PDFReal> captionOffset = loader.readNumberArrayFromDictionary(dictionary, "CO");
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if (captionOffset.size() == 2)
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{
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lineAnnotation->m_captionOffset = QPointF(captionOffset[0], captionOffset[1]);
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}
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}
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else if (subtype == "Square" || subtype == "Circle")
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{
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PDFSimpleGeometryAnnotation* annotation = new PDFSimpleGeometryAnnotation((subtype == "Square") ? AnnotationType::Square : AnnotationType::Circle);
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result.reset(annotation);
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annotation->m_interiorColor = loader.readNumberArrayFromDictionary(dictionary, "IC");
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annotation->m_effect = PDFAnnotationBorderEffect::parse(storage, dictionary->get("BE"));
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std::vector<PDFReal> differenceRectangle = loader.readNumberArrayFromDictionary(dictionary, "RD");
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if (differenceRectangle.size() == 4)
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{
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annotation->m_geometryRectangle = annotationsRectangle.adjusted(differenceRectangle[0], differenceRectangle[1], -differenceRectangle[2], -differenceRectangle[3]);
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if (!annotation->m_geometryRectangle.isValid())
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{
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annotation->m_geometryRectangle = QRectF();
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}
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}
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}
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else if (subtype == "Polygon" || subtype == "PolyLine")
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{
|
|
PDFPolygonalGeometryAnnotation* annotation = new PDFPolygonalGeometryAnnotation((subtype == "Polygon") ? AnnotationType::Polygon : AnnotationType::Polyline);
|
|
result.reset(annotation);
|
|
|
|
std::vector<PDFReal> vertices = loader.readNumberArrayFromDictionary(dictionary, "Vertices");
|
|
const size_t count = vertices.size() / 2;
|
|
annotation->m_vertices.reserve(count);
|
|
for (size_t i = 0; i < count; ++i)
|
|
{
|
|
annotation->m_vertices.emplace_back(vertices[2 * i], vertices[2 * i + 1]);
|
|
}
|
|
|
|
std::vector<QByteArray> lineEndings = loader.readNameArrayFromDictionary(dictionary, "LE");
|
|
if (lineEndings.size() == 2)
|
|
{
|
|
annotation->m_startLineEnding = convertNameToLineEnding(lineEndings[0]);
|
|
annotation->m_endLineEnding = convertNameToLineEnding(lineEndings[1]);
|
|
}
|
|
|
|
annotation->m_interiorColor = loader.readNumberArrayFromDictionary(dictionary, "IC");
|
|
annotation->m_effect = PDFAnnotationBorderEffect::parse(storage, dictionary->get("BE"));
|
|
|
|
constexpr const std::array<std::pair<const char*, PDFPolygonalGeometryAnnotation::Intent>, 3> intents = {
|
|
std::pair<const char*, PDFPolygonalGeometryAnnotation::Intent>{ "PolygonCloud", PDFPolygonalGeometryAnnotation::Intent::Cloud },
|
|
std::pair<const char*, PDFPolygonalGeometryAnnotation::Intent>{ "PolyLineDimension", PDFPolygonalGeometryAnnotation::Intent::Dimension },
|
|
std::pair<const char*, PDFPolygonalGeometryAnnotation::Intent>{ "PolygonDimension", PDFPolygonalGeometryAnnotation::Intent::Dimension }
|
|
};
|
|
|
|
annotation->m_intent = loader.readEnumByName(dictionary->get("IT"), intents.begin(), intents.end(), PDFPolygonalGeometryAnnotation::Intent::None);
|
|
annotation->m_measure = storage->getObject(dictionary->get("Measure"));
|
|
annotation->m_path = parsePath(storage, dictionary, subtype == "Polygon");
|
|
}
|
|
else if (subtype == "Highlight" ||
|
|
subtype == "Underline" ||
|
|
subtype == "Squiggly" ||
|
|
subtype == "StrikeOut")
|
|
{
|
|
AnnotationType type = AnnotationType::Highlight;
|
|
if (subtype == "Underline")
|
|
{
|
|
type = AnnotationType::Underline;
|
|
}
|
|
else if (subtype == "Squiggly")
|
|
{
|
|
type = AnnotationType::Squiggly;
|
|
}
|
|
else if (subtype == "StrikeOut")
|
|
{
|
|
type = AnnotationType::StrikeOut;
|
|
}
|
|
|
|
PDFHighlightAnnotation* annotation = new PDFHighlightAnnotation(type);
|
|
result.reset(annotation);
|
|
|
|
annotation->m_highlightArea = parseQuadrilaterals(storage, dictionary->get("QuadPoints"), annotationsRectangle);
|
|
}
|
|
else if (subtype == "Caret")
|
|
{
|
|
PDFCaretAnnotation* annotation = new PDFCaretAnnotation();
|
|
result.reset(annotation);
|
|
|
|
std::vector<PDFReal> differenceRectangle = loader.readNumberArrayFromDictionary(dictionary, "RD");
|
|
if (differenceRectangle.size() == 4)
|
|
{
|
|
annotation->m_caretRectangle = annotationsRectangle.adjusted(differenceRectangle[0], differenceRectangle[1], -differenceRectangle[2], -differenceRectangle[3]);
|
|
if (!annotation->m_caretRectangle.isValid())
|
|
{
|
|
annotation->m_caretRectangle = QRectF();
|
|
}
|
|
}
|
|
|
|
annotation->m_symbol = (loader.readNameFromDictionary(dictionary, "Sy") == "P") ? PDFCaretAnnotation::Symbol::Paragraph : PDFCaretAnnotation::Symbol::None;
|
|
}
|
|
else if (subtype == "Stamp")
|
|
{
|
|
PDFStampAnnotation* annotation = new PDFStampAnnotation();
|
|
result.reset(annotation);
|
|
|
|
constexpr const std::array stamps = {
|
|
std::pair<const char*, Stamp>{ "Approved", Stamp::Approved },
|
|
std::pair<const char*, Stamp>{ "AsIs", Stamp::AsIs },
|
|
std::pair<const char*, Stamp>{ "Confidential", Stamp::Confidential },
|
|
std::pair<const char*, Stamp>{ "Departmental", Stamp::Departmental },
|
|
std::pair<const char*, Stamp>{ "Draft", Stamp::Draft },
|
|
std::pair<const char*, Stamp>{ "Experimental", Stamp::Experimental },
|
|
std::pair<const char*, Stamp>{ "Expired", Stamp::Expired },
|
|
std::pair<const char*, Stamp>{ "Final", Stamp::Final },
|
|
std::pair<const char*, Stamp>{ "ForComment", Stamp::ForComment },
|
|
std::pair<const char*, Stamp>{ "ForPublicRelease", Stamp::ForPublicRelease },
|
|
std::pair<const char*, Stamp>{ "NotApproved", Stamp::NotApproved },
|
|
std::pair<const char*, Stamp>{ "NotForPublicRelease", Stamp::NotForPublicRelease },
|
|
std::pair<const char*, Stamp>{ "Sold", Stamp::Sold },
|
|
std::pair<const char*, Stamp>{ "TopSecret", Stamp::TopSecret }
|
|
};
|
|
|
|
annotation->m_stamp = loader.readEnumByName(dictionary->get("Name"), stamps.begin(), stamps.end(), Stamp::Draft);
|
|
|
|
constexpr const std::array stampsIntents = {
|
|
std::pair<const char*, StampIntent>{ "Stamp", StampIntent::Stamp },
|
|
std::pair<const char*, StampIntent>{ "StampImage", StampIntent::StampImage },
|
|
std::pair<const char*, StampIntent>{ "StampSnapshot", StampIntent::StampSnapshot },
|
|
};
|
|
|
|
annotation->m_intent = loader.readEnumByName(dictionary->get("IT"), stampsIntents.begin(), stampsIntents.end(), StampIntent::Stamp);
|
|
}
|
|
else if (subtype == "Ink")
|
|
{
|
|
PDFInkAnnotation* annotation = new PDFInkAnnotation();
|
|
result.reset(annotation);
|
|
|
|
annotation->m_inkPath = parsePath(storage, dictionary, false);
|
|
if (annotation->m_inkPath.isEmpty())
|
|
{
|
|
PDFObject inkList = storage->getObject(dictionary->get("InkList"));
|
|
if (inkList.isArray())
|
|
{
|
|
const PDFArray* inkListArray = inkList.getArray();
|
|
for (size_t i = 0, count = inkListArray->getCount(); i < count; ++i)
|
|
{
|
|
std::vector<PDFReal> points = loader.readNumberArray(inkListArray->getItem(i));
|
|
const size_t pointCount = points.size() / 2;
|
|
|
|
for (size_t j = 0; j < pointCount; ++j)
|
|
{
|
|
QPointF point(points[j * 2], points[j * 2 + 1]);
|
|
|
|
if (j == 0)
|
|
{
|
|
annotation->m_inkPath.moveTo(point);
|
|
}
|
|
else
|
|
{
|
|
annotation->m_inkPath.lineTo(point);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else if (subtype == "Popup")
|
|
{
|
|
PDFPopupAnnotation* annotation = new PDFPopupAnnotation();
|
|
result.reset(annotation);
|
|
|
|
annotation->m_opened = loader.readBooleanFromDictionary(dictionary, "Open", false);
|
|
}
|
|
else if (subtype == "FileAttachment")
|
|
{
|
|
PDFFileAttachmentAnnotation* annotation = new PDFFileAttachmentAnnotation();
|
|
result.reset(annotation);
|
|
|
|
annotation->m_fileSpecification = PDFFileSpecification::parse(storage, dictionary->get("FS"));
|
|
|
|
constexpr const std::array<std::pair<const char*, FileAttachmentIcon>, 4> icons = {
|
|
std::pair<const char*, FileAttachmentIcon>{ "Graph", FileAttachmentIcon::Graph },
|
|
std::pair<const char*, FileAttachmentIcon>{ "Paperclip", FileAttachmentIcon::Paperclip },
|
|
std::pair<const char*, FileAttachmentIcon>{ "PushPin", FileAttachmentIcon::PushPin },
|
|
std::pair<const char*, FileAttachmentIcon>{ "Tag", FileAttachmentIcon::Tag }
|
|
};
|
|
|
|
annotation->m_icon = loader.readEnumByName(dictionary->get("Name"), icons.begin(), icons.end(), FileAttachmentIcon::PushPin);
|
|
}
|
|
else if (subtype == "Redact")
|
|
{
|
|
PDFRedactAnnotation* annotation = new PDFRedactAnnotation();
|
|
result.reset(annotation);
|
|
|
|
annotation->m_redactionRegion = parseQuadrilaterals(storage, dictionary->get("QuadPoints"), annotationsRectangle);
|
|
annotation->m_interiorColor = loader.readNumberArrayFromDictionary(dictionary, "IC");
|
|
annotation->m_overlayForm = dictionary->get("RO");
|
|
annotation->m_overlayText = loader.readTextStringFromDictionary(dictionary, "OverlayText", QString());
|
|
annotation->m_repeat = loader.readBooleanFromDictionary(dictionary, "Repeat", false);
|
|
annotation->m_defaultAppearance = loader.readStringFromDictionary(dictionary, "DA");
|
|
annotation->m_justification = loader.readIntegerFromDictionary(dictionary, "Q", 0);
|
|
}
|
|
else if (subtype == "Sound")
|
|
{
|
|
PDFSoundAnnotation* annotation = new PDFSoundAnnotation();
|
|
result.reset(annotation);
|
|
|
|
annotation->m_sound = PDFSound::parse(storage, dictionary->get("Sound"));
|
|
|
|
constexpr const std::array<std::pair<const char*, PDFSoundAnnotation::Icon>, 2> icons = {
|
|
std::pair<const char*, PDFSoundAnnotation::Icon>{ "Speaker", PDFSoundAnnotation::Icon::Speaker },
|
|
std::pair<const char*, PDFSoundAnnotation::Icon>{ "Mic", PDFSoundAnnotation::Icon::Microphone }
|
|
};
|
|
|
|
annotation->m_icon = loader.readEnumByName(dictionary->get("Name"), icons.begin(), icons.end(), PDFSoundAnnotation::Icon::Speaker);
|
|
}
|
|
else if (subtype == "Movie")
|
|
{
|
|
PDFMovieAnnotation* annotation = new PDFMovieAnnotation();
|
|
result.reset(annotation);
|
|
|
|
annotation->m_movieTitle = loader.readStringFromDictionary(dictionary, "T");
|
|
annotation->m_movie = PDFMovie::parse(storage, dictionary->get("Movie"));
|
|
|
|
PDFObject activation = storage->getObject(dictionary->get("A"));
|
|
if (activation.isBool())
|
|
{
|
|
annotation->m_playMovie = activation.getBool();
|
|
}
|
|
else if (activation.isDictionary())
|
|
{
|
|
annotation->m_playMovie = true;
|
|
annotation->m_movieActivation = PDFMovieActivation::parse(storage, activation);
|
|
}
|
|
}
|
|
else if (subtype == "Screen")
|
|
{
|
|
PDFScreenAnnotation* annotation = new PDFScreenAnnotation();
|
|
result.reset(annotation);
|
|
|
|
annotation->m_screenTitle = loader.readTextStringFromDictionary(dictionary, "T", QString());
|
|
annotation->m_appearanceCharacteristics = PDFAnnotationAppearanceCharacteristics::parse(storage, dictionary->get("MK"));
|
|
annotation->m_action = PDFAction::parse(storage, dictionary->get("A"));
|
|
annotation->m_additionalActions = PDFAnnotationAdditionalActions::parse(storage, dictionary->get("AA"), dictionary->get("A"));
|
|
}
|
|
else if (subtype == "Widget")
|
|
{
|
|
PDFWidgetAnnotation* annotation = new PDFWidgetAnnotation();
|
|
result.reset(annotation);
|
|
|
|
constexpr const std::array<std::pair<const char*, PDFWidgetAnnotation::HighlightMode>, 5> highlightModes = {
|
|
std::pair<const char*, PDFWidgetAnnotation::HighlightMode>{ "N", PDFWidgetAnnotation::HighlightMode::None },
|
|
std::pair<const char*, PDFWidgetAnnotation::HighlightMode>{ "I", PDFWidgetAnnotation::HighlightMode::Invert },
|
|
std::pair<const char*, PDFWidgetAnnotation::HighlightMode>{ "O", PDFWidgetAnnotation::HighlightMode::Outline },
|
|
std::pair<const char*, PDFWidgetAnnotation::HighlightMode>{ "P", PDFWidgetAnnotation::HighlightMode::Push },
|
|
std::pair<const char*, PDFWidgetAnnotation::HighlightMode>{ "T", PDFWidgetAnnotation::HighlightMode::Toggle }
|
|
};
|
|
|
|
annotation->m_highlightMode = loader.readEnumByName(dictionary->get("H"), highlightModes.begin(), highlightModes.end(), PDFWidgetAnnotation::HighlightMode::Invert);
|
|
annotation->m_appearanceCharacteristics = PDFAnnotationAppearanceCharacteristics::parse(storage, dictionary->get("MK"));
|
|
annotation->m_action = PDFAction::parse(storage, dictionary->get("A"));
|
|
annotation->m_additionalActions = PDFAnnotationAdditionalActions::parse(storage, dictionary->get("AA"), dictionary->get("A"));
|
|
}
|
|
else if (subtype == "PrinterMark")
|
|
{
|
|
PDFPrinterMarkAnnotation* annotation = new PDFPrinterMarkAnnotation();
|
|
result.reset(annotation);
|
|
}
|
|
else if (subtype == "TrapNet")
|
|
{
|
|
PDFTrapNetworkAnnotation* annotation = new PDFTrapNetworkAnnotation();
|
|
result.reset(annotation);
|
|
}
|
|
else if (subtype == "Watermark")
|
|
{
|
|
PDFWatermarkAnnotation* annotation = new PDFWatermarkAnnotation();
|
|
result.reset(annotation);
|
|
|
|
if (const PDFDictionary* fixedPrintDictionary = storage->getDictionaryFromObject(dictionary->get("FixedPrint")))
|
|
{
|
|
annotation->m_matrix = loader.readMatrixFromDictionary(fixedPrintDictionary, "Matrix", QTransform());
|
|
annotation->m_relativeHorizontalOffset = loader.readNumberFromDictionary(fixedPrintDictionary, "H", 0.0);
|
|
annotation->m_relativeVerticalOffset = loader.readNumberFromDictionary(fixedPrintDictionary, "V", 0.0);
|
|
}
|
|
}
|
|
else if (subtype == "Projection")
|
|
{
|
|
PDFProjectionAnnotation* annotation = new PDFProjectionAnnotation();
|
|
result.reset(annotation);
|
|
}
|
|
else if (subtype == "3D")
|
|
{
|
|
PDF3DAnnotation* annotation = new PDF3DAnnotation();
|
|
result.reset(annotation);
|
|
|
|
annotation->m_stream = PDF3DStream::parse(storage, dictionary->get("3DD"));
|
|
|
|
const std::vector<PDF3DView>& views = annotation->getStream().getViews();
|
|
PDFObject defaultViewObject = storage->getObject(dictionary->get("DV"));
|
|
if (defaultViewObject.isDictionary())
|
|
{
|
|
annotation->m_defaultView = PDF3DView::parse(storage, defaultViewObject);
|
|
}
|
|
else if (defaultViewObject.isInt())
|
|
{
|
|
PDFInteger index = defaultViewObject.getInteger();
|
|
if (index >= 0 && index < PDFInteger(views.size()))
|
|
{
|
|
annotation->m_defaultView = views[index];
|
|
}
|
|
}
|
|
else if (defaultViewObject.isName() && !views.empty())
|
|
{
|
|
QByteArray name = defaultViewObject.getString();
|
|
if (name == "F")
|
|
{
|
|
annotation->m_defaultView = views.front();
|
|
}
|
|
else if (name == "L")
|
|
{
|
|
annotation->m_defaultView = views.back();
|
|
}
|
|
}
|
|
|
|
annotation->m_activation = PDF3DActivation::parse(storage, dictionary->get("3DA"));
|
|
annotation->m_interactive = loader.readBooleanFromDictionary(dictionary, "3DI", true);
|
|
annotation->m_viewBox = loader.readRectangle(dictionary->get("3DB"), QRectF());
|
|
}
|
|
else if (subtype == "RichMedia")
|
|
{
|
|
PDFRichMediaAnnotation* annotation = new PDFRichMediaAnnotation();
|
|
result.reset(annotation);
|
|
|
|
annotation->m_content = PDFRichMediaContent::parse(storage, dictionary->get("RichMediaContent"));
|
|
annotation->m_settings = PDFRichMediaSettings::parse(storage, dictionary->get("RichMediaSettings"));
|
|
}
|
|
|
|
if (!result)
|
|
{
|
|
// Invalid annotation type
|
|
return result;
|
|
}
|
|
|
|
// Load common data for annotation
|
|
result->m_selfReference = reference;
|
|
result->m_rectangle = annotationsRectangle;
|
|
result->m_contents = loader.readTextStringFromDictionary(dictionary, "Contents", QString());
|
|
result->m_pageReference = loader.readReferenceFromDictionary(dictionary, "P");
|
|
result->m_name = loader.readTextStringFromDictionary(dictionary, "NM", QString());
|
|
|
|
QByteArray string = loader.readStringFromDictionary(dictionary, "M");
|
|
result->m_lastModified = PDFEncoding::convertToDateTime(string);
|
|
if (!result->m_lastModified.isValid())
|
|
{
|
|
result->m_lastModifiedString = loader.readTextStringFromDictionary(dictionary, "M", QString());
|
|
}
|
|
|
|
result->m_flags = Flags(static_cast<Flag>(loader.readIntegerFromDictionary(dictionary, "F", 0)));
|
|
result->m_appearanceStreams = PDFAppeareanceStreams::parse(storage, dictionary->get("AP"));
|
|
result->m_appearanceState = loader.readNameFromDictionary(dictionary, "AS");
|
|
|
|
result->m_annotationBorder = PDFAnnotationBorder::parseBS(storage, dictionary->get("BS"));
|
|
if (!result->m_annotationBorder.isValid())
|
|
{
|
|
result->m_annotationBorder = PDFAnnotationBorder::parseBorder(storage, dictionary->get("Border"));
|
|
}
|
|
result->m_color = loader.readNumberArrayFromDictionary(dictionary, "C");
|
|
result->m_structParent = loader.readIntegerFromDictionary(dictionary, "StructParent", 0);
|
|
result->m_optionalContentReference = loader.readReferenceFromDictionary(dictionary, "OC");
|
|
result->m_strokingOpacity = loader.readNumberFromDictionary(dictionary, "CA", 1.0);
|
|
result->m_fillingOpacity = loader.readNumberFromDictionary(dictionary, "ca", result->m_strokingOpacity);
|
|
result->m_blendMode = PDFBlendModeInfo::getBlendMode(loader.readNameFromDictionary(dictionary, "BM"));
|
|
|
|
if (result->m_blendMode == BlendMode::Invalid)
|
|
{
|
|
result->m_blendMode = BlendMode::Normal;
|
|
}
|
|
|
|
result->m_language = loader.readTextStringFromDictionary(dictionary, "Lang", QString());
|
|
|
|
if (PDFMarkupAnnotation* markupAnnotation = result->asMarkupAnnotation())
|
|
{
|
|
markupAnnotation->m_windowTitle = loader.readTextStringFromDictionary(dictionary, "T", QString());
|
|
markupAnnotation->m_popupAnnotation = loader.readReferenceFromDictionary(dictionary, "Popup");
|
|
markupAnnotation->m_richTextString = loader.readTextStringFromDictionary(dictionary, "RC", QString());
|
|
markupAnnotation->m_creationDate = PDFEncoding::convertToDateTime(loader.readStringFromDictionary(dictionary, "CreationDate"));
|
|
markupAnnotation->m_inReplyTo = loader.readReferenceFromDictionary(dictionary, "IRT");
|
|
markupAnnotation->m_subject = loader.readTextStringFromDictionary(dictionary, "Subj", QString());
|
|
markupAnnotation->m_replyType = (loader.readNameFromDictionary(dictionary, "RT") == "Group") ? PDFMarkupAnnotation::ReplyType::Group : PDFMarkupAnnotation::ReplyType::Reply;
|
|
markupAnnotation->m_intent = loader.readNameFromDictionary(dictionary, "IT");
|
|
markupAnnotation->m_externalData = storage->getObject(dictionary->get("ExData"));
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
PDFAnnotationQuadrilaterals PDFAnnotation::parseQuadrilaterals(const PDFObjectStorage* storage, PDFObject quadrilateralsObject, const QRectF annotationRect)
|
|
{
|
|
QPainterPath path;
|
|
PDFAnnotationQuadrilaterals::Quadrilaterals quadrilaterals;
|
|
|
|
PDFDocumentDataLoaderDecorator loader(storage);
|
|
std::vector<PDFReal> points = loader.readNumberArray(quadrilateralsObject);
|
|
const size_t quadrilateralCount = points.size() / 8;
|
|
path.reserve(int(quadrilateralCount) + 5);
|
|
quadrilaterals.reserve(quadrilateralCount);
|
|
for (size_t i = 0; i < quadrilateralCount; ++i)
|
|
{
|
|
const size_t offset = i * 8;
|
|
QPointF p1(points[offset + 0], points[offset + 1]);
|
|
QPointF p2(points[offset + 2], points[offset + 3]);
|
|
QPointF p3(points[offset + 4], points[offset + 5]);
|
|
QPointF p4(points[offset + 6], points[offset + 7]);
|
|
|
|
path.moveTo(p1);
|
|
path.lineTo(p2);
|
|
path.lineTo(p4);
|
|
path.lineTo(p3);
|
|
path.closeSubpath();
|
|
|
|
quadrilaterals.emplace_back(PDFAnnotationQuadrilaterals::Quadrilateral{ p1, p2, p3, p4 });
|
|
}
|
|
|
|
if (path.isEmpty() && annotationRect.isValid())
|
|
{
|
|
// Jakub Melka: we are using points at the top, because PDF has inverted y axis
|
|
// against the Qt's y axis.
|
|
path.addRect(annotationRect);
|
|
quadrilaterals.emplace_back(PDFAnnotationQuadrilaterals::Quadrilateral{ annotationRect.topLeft(), annotationRect.topRight(), annotationRect.bottomLeft(), annotationRect.bottomRight() });
|
|
}
|
|
|
|
return PDFAnnotationQuadrilaterals(qMove(path), qMove(quadrilaterals));
|
|
}
|
|
|
|
constexpr const std::array<std::pair<AnnotationLineEnding, const char*>, 10> lineEndings = {
|
|
std::pair<AnnotationLineEnding, const char*>{ AnnotationLineEnding::None, "None" },
|
|
std::pair<AnnotationLineEnding, const char*>{ AnnotationLineEnding::Square, "Square" },
|
|
std::pair<AnnotationLineEnding, const char*>{ AnnotationLineEnding::Circle, "Circle" },
|
|
std::pair<AnnotationLineEnding, const char*>{ AnnotationLineEnding::Diamond, "Diamond" },
|
|
std::pair<AnnotationLineEnding, const char*>{ AnnotationLineEnding::OpenArrow, "OpenArrow" },
|
|
std::pair<AnnotationLineEnding, const char*>{ AnnotationLineEnding::ClosedArrow, "ClosedArrow" },
|
|
std::pair<AnnotationLineEnding, const char*>{ AnnotationLineEnding::Butt, "Butt" },
|
|
std::pair<AnnotationLineEnding, const char*>{ AnnotationLineEnding::ROpenArrow, "ROpenArrow" },
|
|
std::pair<AnnotationLineEnding, const char*>{ AnnotationLineEnding::RClosedArrow, "RClosedArrow" },
|
|
std::pair<AnnotationLineEnding, const char*>{ AnnotationLineEnding::Slash, "Slash" }
|
|
};
|
|
|
|
AnnotationLineEnding PDFAnnotation::convertNameToLineEnding(const QByteArray& name)
|
|
{
|
|
auto it = std::find_if(lineEndings.cbegin(), lineEndings.cend(), [&name](const auto& item) { return name == item.second; });
|
|
if (it != lineEndings.cend())
|
|
{
|
|
return it->first;
|
|
}
|
|
|
|
return AnnotationLineEnding::None;
|
|
}
|
|
|
|
QByteArray PDFAnnotation::convertLineEndingToName(AnnotationLineEnding lineEnding)
|
|
{
|
|
auto it = std::find_if(lineEndings.cbegin(), lineEndings.cend(), [lineEnding](const auto& item) { return lineEnding == item.first; });
|
|
if (it != lineEndings.cend())
|
|
{
|
|
return it->second;
|
|
}
|
|
|
|
return lineEndings.front().second;
|
|
}
|
|
|
|
QColor PDFAnnotation::getStrokeColor() const
|
|
{
|
|
return getDrawColorFromAnnotationColor(getColor(), getStrokeOpacity());
|
|
}
|
|
|
|
QColor PDFAnnotation::getFillColor() const
|
|
{
|
|
return QColor();
|
|
}
|
|
|
|
QColor PDFAnnotation::getDrawColorFromAnnotationColor(const std::vector<PDFReal>& color, PDFReal opacity)
|
|
{
|
|
switch (color.size())
|
|
{
|
|
case 1:
|
|
{
|
|
const PDFReal gray = color.back();
|
|
return QColor::fromRgbF(gray, gray, gray, opacity);
|
|
}
|
|
|
|
case 3:
|
|
{
|
|
const PDFReal r = color[0];
|
|
const PDFReal g = color[1];
|
|
const PDFReal b = color[2];
|
|
return QColor::fromRgbF(r, g, b, opacity);
|
|
}
|
|
|
|
case 4:
|
|
{
|
|
const PDFReal c = color[0];
|
|
const PDFReal m = color[1];
|
|
const PDFReal y = color[2];
|
|
const PDFReal k = color[3];
|
|
return QColor::fromCmykF(c, m, y, k, opacity);
|
|
}
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
QColor black(Qt::black);
|
|
black.setAlphaF(opacity);
|
|
return black;
|
|
}
|
|
|
|
bool PDFAnnotation::isTypeEditable(AnnotationType type)
|
|
{
|
|
switch (type)
|
|
{
|
|
case AnnotationType::Text:
|
|
case AnnotationType::Link:
|
|
case AnnotationType::FreeText:
|
|
case AnnotationType::Line:
|
|
case AnnotationType::Square:
|
|
case AnnotationType::Circle:
|
|
case AnnotationType::Polygon:
|
|
case AnnotationType::Polyline:
|
|
case AnnotationType::Highlight:
|
|
case AnnotationType::Underline:
|
|
case AnnotationType::Squiggly:
|
|
case AnnotationType::StrikeOut:
|
|
case AnnotationType::Stamp:
|
|
case AnnotationType::Caret:
|
|
case AnnotationType::Ink:
|
|
case AnnotationType::FileAttachment:
|
|
case AnnotationType::PrinterMark:
|
|
case AnnotationType::Watermark:
|
|
case AnnotationType::Redact:
|
|
return true;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
QPen PDFAnnotation::getPen() const
|
|
{
|
|
QColor strokeColor = getStrokeColor();
|
|
const PDFAnnotationBorder& border = getBorder();
|
|
|
|
if (qFuzzyIsNull(border.getWidth()))
|
|
{
|
|
// No border is drawn
|
|
return Qt::NoPen;
|
|
}
|
|
|
|
QPen pen(strokeColor);
|
|
pen.setWidthF(border.getWidth());
|
|
|
|
if (!border.getDashPattern().empty())
|
|
{
|
|
PDFLineDashPattern lineDashPattern(border.getDashPattern(), 0.0);
|
|
pen.setStyle(Qt::CustomDashLine);
|
|
pen.setDashPattern(lineDashPattern.createForQPen(pen.widthF()));
|
|
pen.setDashOffset(lineDashPattern.getDashOffset());
|
|
}
|
|
|
|
return pen;
|
|
}
|
|
|
|
QBrush PDFAnnotation::getBrush() const
|
|
{
|
|
QColor color = getFillColor();
|
|
if (color.isValid())
|
|
{
|
|
return QBrush(color, Qt::SolidPattern);
|
|
}
|
|
|
|
return QBrush(Qt::NoBrush);
|
|
}
|
|
|
|
PDFAnnotationCalloutLine PDFAnnotationCalloutLine::parse(const PDFObjectStorage* storage, PDFObject object)
|
|
{
|
|
PDFDocumentDataLoaderDecorator loader(storage);
|
|
std::vector<PDFReal> points = loader.readNumberArray(object);
|
|
|
|
switch (points.size())
|
|
{
|
|
case 4:
|
|
return PDFAnnotationCalloutLine(QPointF(points[0], points[1]), QPointF(points[2], points[3]));
|
|
|
|
case 6:
|
|
return PDFAnnotationCalloutLine(QPointF(points[0], points[1]), QPointF(points[2], points[3]), QPointF(points[4], points[5]));
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return PDFAnnotationCalloutLine();
|
|
}
|
|
|
|
PDFAnnotationAppearanceCharacteristics PDFAnnotationAppearanceCharacteristics::parse(const PDFObjectStorage* storage, PDFObject object)
|
|
{
|
|
PDFAnnotationAppearanceCharacteristics result;
|
|
|
|
if (const PDFDictionary* dictionary = storage->getDictionaryFromObject(object))
|
|
{
|
|
PDFDocumentDataLoaderDecorator loader(storage);
|
|
|
|
result.m_rotation = loader.readIntegerFromDictionary(dictionary, "R", 0);
|
|
result.m_borderColor = loader.readNumberArrayFromDictionary(dictionary, "BC");
|
|
result.m_backgroundColor = loader.readNumberArrayFromDictionary(dictionary, "BG");
|
|
result.m_normalCaption = loader.readTextStringFromDictionary(dictionary, "CA", QString());
|
|
result.m_rolloverCaption = loader.readTextStringFromDictionary(dictionary, "RC", QString());
|
|
result.m_downCaption = loader.readTextStringFromDictionary(dictionary, "AC", QString());
|
|
result.m_normalIcon = storage->getObject(dictionary->get("I"));
|
|
result.m_rolloverIcon = storage->getObject(dictionary->get("RI"));
|
|
result.m_downIcon = storage->getObject(dictionary->get("IX"));
|
|
result.m_iconFit = PDFAnnotationIconFitInfo::parse(storage, dictionary->get("IF"));
|
|
result.m_pushButtonMode = static_cast<PushButtonMode>(loader.readIntegerFromDictionary(dictionary, "TP", PDFInteger(PDFAnnotationAppearanceCharacteristics::PushButtonMode::NoIcon)));
|
|
}
|
|
return result;
|
|
}
|
|
|
|
PDFAnnotationIconFitInfo PDFAnnotationIconFitInfo::parse(const PDFObjectStorage* storage, PDFObject object)
|
|
{
|
|
PDFAnnotationIconFitInfo info;
|
|
|
|
if (const PDFDictionary* dictionary = storage->getDictionaryFromObject(object))
|
|
{
|
|
PDFDocumentDataLoaderDecorator loader(storage);
|
|
|
|
constexpr const std::array<std::pair<const char*, PDFAnnotationIconFitInfo::ScaleCondition>, 4> scaleConditions = {
|
|
std::pair<const char*, PDFAnnotationIconFitInfo::ScaleCondition>{ "A", PDFAnnotationIconFitInfo::ScaleCondition::Always },
|
|
std::pair<const char*, PDFAnnotationIconFitInfo::ScaleCondition>{ "B", PDFAnnotationIconFitInfo::ScaleCondition::ScaleBigger },
|
|
std::pair<const char*, PDFAnnotationIconFitInfo::ScaleCondition>{ "S", PDFAnnotationIconFitInfo::ScaleCondition::ScaleSmaller },
|
|
std::pair<const char*, PDFAnnotationIconFitInfo::ScaleCondition>{ "N", PDFAnnotationIconFitInfo::ScaleCondition::Never }
|
|
};
|
|
|
|
constexpr const std::array<std::pair<const char*, PDFAnnotationIconFitInfo::ScaleType>, 2> scaleTypes = {
|
|
std::pair<const char*, PDFAnnotationIconFitInfo::ScaleType>{ "A", PDFAnnotationIconFitInfo::ScaleType::Anamorphic },
|
|
std::pair<const char*, PDFAnnotationIconFitInfo::ScaleType>{ "P", PDFAnnotationIconFitInfo::ScaleType::Proportional }
|
|
};
|
|
|
|
std::vector<PDFReal> point = loader.readNumberArrayFromDictionary(dictionary, "A");
|
|
if (point.size() != 2)
|
|
{
|
|
point.resize(2, 0.5);
|
|
}
|
|
|
|
info.m_scaleCondition = loader.readEnumByName(dictionary->get("SW"), scaleConditions.begin(), scaleConditions.end(), PDFAnnotationIconFitInfo::ScaleCondition::Always);
|
|
info.m_scaleType = loader.readEnumByName(dictionary->get("S"), scaleTypes.begin(), scaleTypes.end(), PDFAnnotationIconFitInfo::ScaleType::Proportional);
|
|
info.m_relativeProportionalPosition = QPointF(point[0], point[1]);
|
|
info.m_fullBox = loader.readBooleanFromDictionary(dictionary, "FB", false);
|
|
}
|
|
|
|
return info;
|
|
}
|
|
|
|
PDFAnnotationAdditionalActions PDFAnnotationAdditionalActions::parse(const PDFObjectStorage* storage, PDFObject object, PDFObject defaultAction)
|
|
{
|
|
PDFAnnotationAdditionalActions result;
|
|
|
|
if (const PDFDictionary* dictionary = storage->getDictionaryFromObject(object))
|
|
{
|
|
result.m_actions[CursorEnter] = PDFAction::parse(storage, dictionary->get("E"));
|
|
result.m_actions[CursorLeave] = PDFAction::parse(storage, dictionary->get("X"));
|
|
result.m_actions[MousePressed] = PDFAction::parse(storage, dictionary->get("D"));
|
|
result.m_actions[MouseReleased] = PDFAction::parse(storage, dictionary->get("U"));
|
|
result.m_actions[FocusIn] = PDFAction::parse(storage, dictionary->get("Fo"));
|
|
result.m_actions[FocusOut] = PDFAction::parse(storage, dictionary->get("Bl"));
|
|
result.m_actions[PageOpened] = PDFAction::parse(storage, dictionary->get("PO"));
|
|
result.m_actions[PageClosed] = PDFAction::parse(storage, dictionary->get("PC"));
|
|
result.m_actions[PageShow] = PDFAction::parse(storage, dictionary->get("PV"));
|
|
result.m_actions[PageHide] = PDFAction::parse(storage, dictionary->get("PI"));
|
|
result.m_actions[FormFieldModified] = PDFAction::parse(storage, dictionary->get("K"));
|
|
result.m_actions[FormFieldFormatted] = PDFAction::parse(storage, dictionary->get("F"));
|
|
result.m_actions[FormFieldValidated] = PDFAction::parse(storage, dictionary->get("V"));
|
|
result.m_actions[FormFieldCalculated] = PDFAction::parse(storage, dictionary->get("C"));
|
|
}
|
|
|
|
result.m_actions[Default] = PDFAction::parse(storage, defaultAction);
|
|
return result;
|
|
}
|
|
|
|
PDFAnnotationManager::PDFAnnotationManager(PDFFontCache* fontCache,
|
|
const PDFCMSManager* cmsManager,
|
|
const PDFOptionalContentActivity* optionalActivity,
|
|
PDFMeshQualitySettings meshQualitySettings,
|
|
PDFRenderer::Features features,
|
|
Target target,
|
|
QObject* parent) :
|
|
BaseClass(parent),
|
|
m_document(nullptr),
|
|
m_fontCache(fontCache),
|
|
m_cmsManager(cmsManager),
|
|
m_optionalActivity(optionalActivity),
|
|
m_formManager(nullptr),
|
|
m_meshQualitySettings(meshQualitySettings),
|
|
m_features(features),
|
|
m_target(target)
|
|
{
|
|
|
|
}
|
|
|
|
PDFAnnotationManager::~PDFAnnotationManager()
|
|
{
|
|
|
|
}
|
|
|
|
QTransform PDFAnnotationManager::prepareTransformations(const QTransform& pagePointToDevicePointMatrix,
|
|
QPaintDevice* device,
|
|
const PDFAnnotation::Flags annotationFlags,
|
|
const PDFPage* page,
|
|
QRectF& annotationRectangle) const
|
|
{
|
|
// "Unrotate" user coordinate space, if NoRotate flag is set
|
|
QTransform userSpaceToDeviceSpace = pagePointToDevicePointMatrix;
|
|
if (annotationFlags.testFlag(PDFAnnotation::NoRotate))
|
|
{
|
|
PDFReal rotationAngle = 0.0;
|
|
switch (page->getPageRotation())
|
|
{
|
|
case PageRotation::None:
|
|
break;
|
|
|
|
case PageRotation::Rotate90:
|
|
rotationAngle = -90.0;
|
|
break;
|
|
|
|
case PageRotation::Rotate180:
|
|
rotationAngle = -180.0;
|
|
break;
|
|
|
|
case PageRotation::Rotate270:
|
|
rotationAngle = -270.0;
|
|
break;
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
|
|
QTransform rotationMatrix;
|
|
rotationMatrix.rotate(-rotationAngle);
|
|
QPointF topLeft = annotationRectangle.bottomLeft(); // Do not forget, that y is upward instead of Qt
|
|
QPointF difference = topLeft - rotationMatrix.map(topLeft);
|
|
|
|
QTransform finalMatrix;
|
|
finalMatrix.translate(difference.x(), difference.y());
|
|
finalMatrix.rotate(-rotationAngle);
|
|
userSpaceToDeviceSpace = finalMatrix * userSpaceToDeviceSpace;
|
|
}
|
|
|
|
if (annotationFlags.testFlag(PDFAnnotation::NoZoom))
|
|
{
|
|
// Jakub Melka: we must adjust annotation rectangle to disable zoom. We calculate
|
|
// inverse zoom as square root of absolute value of determinant of scale matrix.
|
|
// Determinant corresponds approximately to zoom squared, and if we will have
|
|
// unrotated matrix, and both axes are scaled by same value, then determinant will
|
|
// be exactly zoom squared. Also, we will adjust to target device logical DPI,
|
|
// if we, for example are using 4K, or 8K monitors.
|
|
qreal zoom = 1.0 / qSqrt(qAbs(pagePointToDevicePointMatrix.determinant()));
|
|
zoom = device->logicalDpiX() / 96.0;
|
|
|
|
QRectF unzoomedRect(annotationRectangle.bottomLeft(), annotationRectangle.size() * zoom);
|
|
unzoomedRect.translate(0, -unzoomedRect.height());
|
|
annotationRectangle = unzoomedRect;
|
|
}
|
|
|
|
return userSpaceToDeviceSpace;
|
|
}
|
|
|
|
void PDFAnnotationManager::drawWidgetAnnotationHighlight(QRectF annotationRectangle,
|
|
const PDFAnnotation* annotation,
|
|
QPainter* painter,
|
|
QTransform userSpaceToDeviceSpace) const
|
|
{
|
|
const bool isWidget = annotation->getType() == AnnotationType::Widget;
|
|
if (m_formManager && isWidget)
|
|
{
|
|
// Is it a form field?
|
|
const PDFFormManager::FormAppearanceFlags flags = m_formManager->getAppearanceFlags();
|
|
const bool isFocused = m_formManager->isFocused(annotation->getSelfReference());
|
|
if (isFocused || flags.testFlag(PDFFormManager::HighlightFields) || flags.testFlag(PDFFormManager::HighlightRequiredFields))
|
|
{
|
|
const PDFFormField* formField = m_formManager->getFormFieldForWidget(annotation->getSelfReference());
|
|
if (!formField)
|
|
{
|
|
return;
|
|
}
|
|
|
|
// Nekreslíme zvýraznění push buttonů
|
|
if (formField->getFieldType() == PDFFormField::FieldType::Button &&
|
|
formField->getFlags().testFlag(PDFFormField::PushButton))
|
|
{
|
|
return;
|
|
}
|
|
|
|
QColor color;
|
|
if (flags.testFlag(PDFFormManager::HighlightFields))
|
|
{
|
|
color = Qt::blue;
|
|
}
|
|
if (flags.testFlag(PDFFormManager::HighlightRequiredFields) && formField->getFlags().testFlag(PDFFormField::Required))
|
|
{
|
|
color = Qt::red;
|
|
}
|
|
if (isFocused)
|
|
{
|
|
color = Qt::yellow;
|
|
}
|
|
|
|
if (color.isValid())
|
|
{
|
|
color.setAlphaF(0.2f);
|
|
|
|
// Draw annotation rectangle by highlight color
|
|
QPainterPath highlightArea;
|
|
highlightArea.addRect(annotationRectangle);
|
|
highlightArea = userSpaceToDeviceSpace.map(highlightArea);
|
|
painter->fillPath(highlightArea, color);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void PDFAnnotationManager::drawPage(QPainter* painter,
|
|
PDFInteger pageIndex,
|
|
const PDFPrecompiledPage* compiledPage,
|
|
PDFTextLayoutGetter& layoutGetter,
|
|
const QTransform& pagePointToDevicePointMatrix,
|
|
QList<PDFRenderError>& errors) const
|
|
{
|
|
Q_UNUSED(compiledPage);
|
|
Q_UNUSED(layoutGetter);
|
|
|
|
const PDFPage* page = m_document->getCatalog()->getPage(pageIndex);
|
|
Q_ASSERT(page);
|
|
|
|
const PageAnnotations& annotations = getPageAnnotations(pageIndex);
|
|
if (!annotations.isEmpty())
|
|
{
|
|
PDFRenderer::Features features = m_features;
|
|
if (!features.testFlag(PDFRenderer::DisplayAnnotations))
|
|
{
|
|
// Annotation displaying is disabled
|
|
return;
|
|
}
|
|
|
|
Q_ASSERT(m_fontCache);
|
|
Q_ASSERT(m_cmsManager);
|
|
Q_ASSERT(m_optionalActivity);
|
|
|
|
int fontCacheLock = 0;
|
|
const PDFCMSPointer cms = m_cmsManager->getCurrentCMS();
|
|
m_fontCache->setCacheShrinkEnabled(&fontCacheLock, false);
|
|
|
|
const PageAnnotation* annotationDrawnByEditor = nullptr;
|
|
for (const PageAnnotation& annotation : annotations.annotations)
|
|
{
|
|
// If annotation draw is not enabled, then skip it
|
|
if (!isAnnotationDrawEnabled(annotation))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
if (isAnnotationDrawnByEditor(annotation))
|
|
{
|
|
Q_ASSERT(!annotationDrawnByEditor);
|
|
annotationDrawnByEditor = &annotation;
|
|
continue;
|
|
}
|
|
|
|
drawAnnotation(annotation, pagePointToDevicePointMatrix, page, cms.data(), false, errors, painter);
|
|
}
|
|
|
|
if (annotationDrawnByEditor)
|
|
{
|
|
drawAnnotation(*annotationDrawnByEditor, pagePointToDevicePointMatrix, page, cms.data(), true, errors, painter);
|
|
}
|
|
|
|
m_fontCache->setCacheShrinkEnabled(&fontCacheLock, true);
|
|
}
|
|
|
|
// Draw XFA form
|
|
if (m_formManager)
|
|
{
|
|
m_formManager->drawXFAForm(pagePointToDevicePointMatrix, page, errors, painter);
|
|
}
|
|
}
|
|
|
|
void PDFAnnotationManager::drawAnnotation(const PageAnnotation& annotation,
|
|
const QTransform& pagePointToDevicePointMatrix,
|
|
const PDFPage* page,
|
|
const PDFCMS* cms,
|
|
bool isEditorDrawEnabled,
|
|
QList<PDFRenderError>& errors,
|
|
QPainter* painter) const
|
|
{
|
|
try
|
|
{
|
|
PDFObject appearanceStreamObject = m_document->getObject(getAppearanceStream(annotation));
|
|
if (!appearanceStreamObject.isStream() || isEditorDrawEnabled)
|
|
{
|
|
// Object is not valid appearance stream. We will try to draw default
|
|
// annotation appearance, but we must consider also optional content.
|
|
// We do not draw annotation, if it is not ignored and annotation
|
|
// has reference to optional content.
|
|
|
|
drawAnnotationDirect(annotation, pagePointToDevicePointMatrix, page, cms, isEditorDrawEnabled, painter);
|
|
}
|
|
else
|
|
{
|
|
drawAnnotationUsingAppearanceStream(annotation, appearanceStreamObject, pagePointToDevicePointMatrix, page, cms, painter);
|
|
}
|
|
}
|
|
catch (const PDFException& exception)
|
|
{
|
|
errors.push_back(PDFRenderError(RenderErrorType::Error, exception.getMessage()));
|
|
}
|
|
catch (const PDFRendererException &exception)
|
|
{
|
|
errors.push_back(exception.getError());
|
|
}
|
|
}
|
|
|
|
bool PDFAnnotationManager::isAnnotationDrawEnabled(const PageAnnotation& annotation) const
|
|
{
|
|
const PDFAnnotation::Flags annotationFlags = annotation.annotation->getEffectiveFlags();
|
|
return !(annotationFlags.testFlag(PDFAnnotation::Hidden) || // Annotation is completely hidden
|
|
(m_target == Target::Print && !annotationFlags.testFlag(PDFAnnotation::Print)) || // Target is print and annotation is marked as not printed
|
|
(m_target == Target::View && annotationFlags.testFlag(PDFAnnotation::NoView)) || // Target is view, and annotation is disabled for screen
|
|
annotation.annotation->isReplyTo()); // Annotation is reply to another annotation, display just the first annotation
|
|
}
|
|
|
|
bool PDFAnnotationManager::isAnnotationDrawnByEditor(const PageAnnotation& annotation) const
|
|
{
|
|
if (!m_formManager)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
if (annotation.annotation->getType() == AnnotationType::Widget)
|
|
{
|
|
return m_formManager->isEditorDrawEnabled(annotation.annotation->getSelfReference());
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void PDFAnnotationManager::drawAnnotationDirect(const PageAnnotation& annotation,
|
|
const QTransform& pagePointToDevicePointMatrix,
|
|
const PDFPage* page,
|
|
const PDFCMS* cms,
|
|
bool isEditorDrawEnabled,
|
|
QPainter* painter) const
|
|
{
|
|
if (!m_features.testFlag(PDFRenderer::IgnoreOptionalContent) &&
|
|
annotation.annotation->getOptionalContent().isValid())
|
|
{
|
|
PDFPainter pdfPainter(painter, m_features, pagePointToDevicePointMatrix, page, m_document, m_fontCache, cms, m_optionalActivity, m_meshQualitySettings);
|
|
if (pdfPainter.isContentSuppressedByOC(annotation.annotation->getOptionalContent()))
|
|
{
|
|
return;
|
|
}
|
|
}
|
|
|
|
QRectF annotationRectangle = annotation.annotation->getRectangle();
|
|
{
|
|
PDFPainterStateGuard guard(painter);
|
|
painter->setRenderHint(QPainter::Antialiasing, true);
|
|
painter->setWorldTransform(QTransform(pagePointToDevicePointMatrix), true);
|
|
AnnotationDrawParameters parameters;
|
|
parameters.painter = painter;
|
|
parameters.annotation = annotation.annotation.data();
|
|
parameters.formManager = m_formManager;
|
|
parameters.key = std::make_pair(annotation.appearance, annotation.annotation->getAppearanceState());
|
|
parameters.colorConvertor = cms->getColorConvertor();
|
|
PDFRenderer::applyFeaturesToColorConvertor(m_features, parameters.colorConvertor);
|
|
|
|
annotation.annotation->draw(parameters);
|
|
|
|
if (parameters.boundingRectangle.isValid())
|
|
{
|
|
annotationRectangle = parameters.boundingRectangle;
|
|
}
|
|
}
|
|
|
|
// Draw highlighting of fields, but only, if target is View,
|
|
// we do not want to render form field highlight, when we are
|
|
// printing to the printer.
|
|
if (m_target == Target::View && !isEditorDrawEnabled)
|
|
{
|
|
PDFPainterStateGuard guard(painter);
|
|
drawWidgetAnnotationHighlight(annotationRectangle, annotation.annotation.get(), painter, pagePointToDevicePointMatrix);
|
|
}
|
|
}
|
|
|
|
void PDFAnnotationManager::drawAnnotationUsingAppearanceStream(const PageAnnotation& annotation,
|
|
const PDFObject& appearanceStreamObject,
|
|
const QTransform& pagePointToDevicePointMatrix,
|
|
const PDFPage* page,
|
|
const PDFCMS* cms,
|
|
QPainter* painter) const
|
|
{
|
|
PDFDocumentDataLoaderDecorator loader(m_document);
|
|
const PDFStream* formStream = appearanceStreamObject.getStream();
|
|
const PDFDictionary* formDictionary = formStream->getDictionary();
|
|
|
|
const PDFAnnotation::Flags annotationFlags = annotation.annotation->getEffectiveFlags();
|
|
QRectF annotationRectangle = annotation.annotation->getRectangle();
|
|
QRectF formBoundingBox = loader.readRectangle(formDictionary->get("BBox"), QRectF());
|
|
QTransform formMatrix = loader.readMatrixFromDictionary(formDictionary, "Matrix", QTransform());
|
|
QByteArray content = m_document->getDecodedStream(formStream);
|
|
PDFObject resources = m_document->getObject(formDictionary->get("Resources"));
|
|
PDFObject transparencyGroup = m_document->getObject(formDictionary->get("Group"));
|
|
const PDFInteger formStructuralParentKey = loader.readIntegerFromDictionary(formDictionary, "StructParent", page->getStructureParentKey());
|
|
|
|
if (formBoundingBox.isEmpty() || annotationRectangle.isEmpty())
|
|
{
|
|
// Form bounding box is empty
|
|
return;
|
|
}
|
|
|
|
QTransform userSpaceToDeviceSpace = prepareTransformations(pagePointToDevicePointMatrix, painter->device(), annotationFlags, page, annotationRectangle);
|
|
|
|
PDFRenderer::Features features = m_features;
|
|
if (annotationFlags.testFlag(PDFAnnotation::NoZoom))
|
|
{
|
|
features.setFlag(PDFRenderer::ClipToCropBox, false);
|
|
}
|
|
|
|
// Jakub Melka: perform algorithm 8.1, defined in PDF 1.7 reference,
|
|
// chapter 8.4.4 Appearance streams.
|
|
|
|
// Step 1) - calculate transformed appearance box
|
|
QRectF transformedAppearanceBox = formMatrix.mapRect(formBoundingBox);
|
|
|
|
// Step 2) - calculate matrix A, which maps from form space to annotation space
|
|
// Matrix A transforms from transformed appearance box space to the
|
|
// annotation rectangle.
|
|
const PDFReal scaleX = annotationRectangle.width() / transformedAppearanceBox.width();
|
|
const PDFReal scaleY = annotationRectangle.height() / transformedAppearanceBox.height();
|
|
const PDFReal translateX = annotationRectangle.left() - transformedAppearanceBox.left() * scaleX;
|
|
const PDFReal translateY = annotationRectangle.bottom() - transformedAppearanceBox.bottom() * scaleY;
|
|
QTransform A(scaleX, 0.0, 0.0, scaleY, translateX, translateY);
|
|
|
|
// Step 3) - compute final matrix AA
|
|
QTransform AA = formMatrix * A;
|
|
|
|
bool isContentVisible = false;
|
|
|
|
// Draw annotation
|
|
{
|
|
PDFPainterStateGuard guard(painter);
|
|
PDFPainter pdfPainter(painter, features, userSpaceToDeviceSpace, page, m_document, m_fontCache, cms, m_optionalActivity, m_meshQualitySettings);
|
|
pdfPainter.initializeProcessor();
|
|
|
|
// Jakub Melka: we must check, that we do not display annotation disabled by optional content
|
|
PDFObjectReference oc = annotation.annotation->getOptionalContent();
|
|
isContentVisible = !oc.isValid() || !pdfPainter.isContentSuppressedByOC(oc);
|
|
|
|
if (isContentVisible)
|
|
{
|
|
pdfPainter.processForm(AA, formBoundingBox, resources, transparencyGroup, content, formStructuralParentKey);
|
|
}
|
|
}
|
|
|
|
// Draw highlighting of fields, but only, if target is View,
|
|
// we do not want to render form field highlight, when we are
|
|
// printing to the printer.
|
|
if (isContentVisible && m_target == Target::View)
|
|
{
|
|
PDFPainterStateGuard guard(painter);
|
|
painter->resetTransform();
|
|
drawWidgetAnnotationHighlight(annotationRectangle, annotation.annotation.get(), painter, userSpaceToDeviceSpace);
|
|
}
|
|
}
|
|
|
|
void PDFAnnotationManager::setDocument(const PDFModifiedDocument& document)
|
|
{
|
|
if (m_document != document)
|
|
{
|
|
m_document = document;
|
|
m_optionalActivity = document.getOptionalContentActivity();
|
|
|
|
if (document.hasReset() || document.hasFlag(PDFModifiedDocument::Annotation))
|
|
{
|
|
m_pageAnnotations.clear();
|
|
}
|
|
}
|
|
}
|
|
|
|
PDFObject PDFAnnotationManager::getAppearanceStream(const PageAnnotation& pageAnnotation) const
|
|
{
|
|
auto getAppearanceStream = [&pageAnnotation] (void) -> PDFObject
|
|
{
|
|
return pageAnnotation.annotation->getAppearanceStreams().getAppearance(pageAnnotation.appearance, pageAnnotation.annotation->getAppearanceState());
|
|
};
|
|
|
|
QMutexLocker lock(&m_mutex);
|
|
return pageAnnotation.appearanceStream.get(getAppearanceStream);
|
|
}
|
|
|
|
const PDFAnnotationManager::PageAnnotations& PDFAnnotationManager::getPageAnnotations(PDFInteger pageIndex) const
|
|
{
|
|
return const_cast<PDFAnnotationManager*>(this)->getPageAnnotations(pageIndex);
|
|
}
|
|
|
|
PDFAnnotationManager::PageAnnotations& PDFAnnotationManager::getPageAnnotations(PDFInteger pageIndex)
|
|
{
|
|
Q_ASSERT(m_document);
|
|
|
|
QMutexLocker lock(&m_mutex);
|
|
auto it = m_pageAnnotations.find(pageIndex);
|
|
if (it == m_pageAnnotations.cend())
|
|
{
|
|
// Create page annotations
|
|
const PDFPage* page = m_document->getCatalog()->getPage(pageIndex);
|
|
Q_ASSERT(page);
|
|
|
|
PageAnnotations annotations;
|
|
|
|
const std::vector<PDFObjectReference>& pageAnnotations = page->getAnnotations();
|
|
annotations.annotations.reserve(pageAnnotations.size());
|
|
for (PDFObjectReference annotationReference : pageAnnotations)
|
|
{
|
|
PDFAnnotationPtr annotationPtr = PDFAnnotation::parse(&m_document->getStorage(), annotationReference);
|
|
if (annotationPtr)
|
|
{
|
|
PageAnnotation annotation;
|
|
annotation.annotation = qMove(annotationPtr);
|
|
annotations.annotations.emplace_back(qMove(annotation));
|
|
}
|
|
}
|
|
|
|
it = m_pageAnnotations.insert(std::make_pair(pageIndex, qMove(annotations))).first;
|
|
}
|
|
|
|
return it->second;
|
|
}
|
|
|
|
bool PDFAnnotationManager::hasAnnotation(PDFInteger pageIndex) const
|
|
{
|
|
return !getPageAnnotations(pageIndex).isEmpty();
|
|
}
|
|
|
|
bool PDFAnnotationManager::hasAnyPageAnnotation(const std::vector<PDFInteger>& pageIndices) const
|
|
{
|
|
return std::any_of(pageIndices.cbegin(), pageIndices.cend(), std::bind(&PDFAnnotationManager::hasAnnotation, this, std::placeholders::_1));
|
|
}
|
|
|
|
PDFFormManager* PDFAnnotationManager::getFormManager() const
|
|
{
|
|
return m_formManager;
|
|
}
|
|
|
|
void PDFAnnotationManager::setFormManager(PDFFormManager* formManager)
|
|
{
|
|
m_formManager = formManager;
|
|
}
|
|
|
|
PDFRenderer::Features PDFAnnotationManager::getFeatures() const
|
|
{
|
|
return m_features;
|
|
}
|
|
|
|
void PDFAnnotationManager::setFeatures(PDFRenderer::Features features)
|
|
{
|
|
m_features = features;
|
|
}
|
|
|
|
PDFMeshQualitySettings PDFAnnotationManager::getMeshQualitySettings() const
|
|
{
|
|
return m_meshQualitySettings;
|
|
}
|
|
|
|
void PDFAnnotationManager::setMeshQualitySettings(const PDFMeshQualitySettings& meshQualitySettings)
|
|
{
|
|
m_meshQualitySettings = meshQualitySettings;
|
|
}
|
|
|
|
PDFFontCache* PDFAnnotationManager::getFontCache() const
|
|
{
|
|
return m_fontCache;
|
|
}
|
|
|
|
void PDFAnnotationManager::setFontCache(PDFFontCache* fontCache)
|
|
{
|
|
m_fontCache = fontCache;
|
|
}
|
|
|
|
const PDFOptionalContentActivity* PDFAnnotationManager::getOptionalActivity() const
|
|
{
|
|
return m_optionalActivity;
|
|
}
|
|
|
|
void PDFAnnotationManager::setOptionalActivity(const PDFOptionalContentActivity* optionalActivity)
|
|
{
|
|
m_optionalActivity = optionalActivity;
|
|
}
|
|
|
|
PDFAnnotationManager::Target PDFAnnotationManager::getTarget() const
|
|
{
|
|
return m_target;
|
|
}
|
|
|
|
void PDFAnnotationManager::setTarget(Target target)
|
|
{
|
|
m_target = target;
|
|
}
|
|
|
|
|
|
void PDFSimpleGeometryAnnotation::draw(AnnotationDrawParameters& parameters) const
|
|
{
|
|
Q_ASSERT(parameters.painter);
|
|
parameters.boundingRectangle = getRectangle();
|
|
|
|
QPainter& painter = *parameters.painter;
|
|
painter.setPen(getPen());
|
|
painter.setBrush(getBrush());
|
|
painter.setCompositionMode(getCompositionMode());
|
|
|
|
switch (getType())
|
|
{
|
|
case AnnotationType::Square:
|
|
{
|
|
const PDFAnnotationBorder& border = getBorder();
|
|
|
|
const PDFReal hCornerRadius = border.getHorizontalCornerRadius();
|
|
const PDFReal vCornerRadius = border.getVerticalCornerRadius();
|
|
const bool isRounded = !qFuzzyIsNull(hCornerRadius) || !qFuzzyIsNull(vCornerRadius);
|
|
|
|
if (isRounded)
|
|
{
|
|
painter.drawRoundedRect(getRectangle(), hCornerRadius, vCornerRadius, Qt::AbsoluteSize);
|
|
}
|
|
else
|
|
{
|
|
painter.drawRect(getRectangle());
|
|
}
|
|
break;
|
|
}
|
|
|
|
case AnnotationType::Circle:
|
|
{
|
|
const PDFAnnotationBorder& border = getBorder();
|
|
const PDFReal width = border.getWidth();
|
|
QRectF rectangle = getRectangle();
|
|
rectangle.adjust(width, width, -width, -width);
|
|
painter.drawEllipse(rectangle);
|
|
break;
|
|
}
|
|
|
|
default:
|
|
{
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
QColor PDFSimpleGeometryAnnotation::getFillColor() const
|
|
{
|
|
return getDrawColorFromAnnotationColor(getInteriorColor(), getFillOpacity());
|
|
}
|
|
|
|
bool PDFMarkupAnnotation::isReplyTo() const
|
|
{
|
|
return m_inReplyTo.isValid() && m_replyType == ReplyType::Reply;
|
|
}
|
|
|
|
void PDFMarkupAnnotation::setWindowTitle(const QString& windowTitle)
|
|
{
|
|
m_windowTitle = windowTitle;
|
|
}
|
|
|
|
void PDFMarkupAnnotation::setPopupAnnotation(const PDFObjectReference& popupAnnotation)
|
|
{
|
|
m_popupAnnotation = popupAnnotation;
|
|
}
|
|
|
|
void PDFMarkupAnnotation::setRichTextString(const QString& richTextString)
|
|
{
|
|
m_richTextString = richTextString;
|
|
}
|
|
|
|
void PDFMarkupAnnotation::setCreationDate(const QDateTime& creationDate)
|
|
{
|
|
m_creationDate = creationDate;
|
|
}
|
|
|
|
void PDFMarkupAnnotation::setInReplyTo(PDFObjectReference inReplyTo)
|
|
{
|
|
m_inReplyTo = inReplyTo;
|
|
}
|
|
|
|
void PDFMarkupAnnotation::setSubject(const QString& subject)
|
|
{
|
|
m_subject = subject;
|
|
}
|
|
|
|
void PDFMarkupAnnotation::setIntent(const QByteArray& intent)
|
|
{
|
|
m_intent = intent;
|
|
}
|
|
|
|
void PDFMarkupAnnotation::setExternalData(const PDFObject& externalData)
|
|
{
|
|
m_externalData = externalData;
|
|
}
|
|
|
|
void PDFMarkupAnnotation::setReplyType(ReplyType replyType)
|
|
{
|
|
m_replyType = replyType;
|
|
}
|
|
|
|
std::vector<PDFAppeareanceStreams::Key> PDFTextAnnotation::getDrawKeys(const PDFFormManager* formManager) const
|
|
{
|
|
Q_UNUSED(formManager);
|
|
|
|
return { PDFAppeareanceStreams::Key{ PDFAppeareanceStreams::Appearance::Normal, QByteArray() },
|
|
PDFAppeareanceStreams::Key{ PDFAppeareanceStreams::Appearance::Rollover, QByteArray() },
|
|
PDFAppeareanceStreams::Key{ PDFAppeareanceStreams::Appearance::Down, QByteArray() } };
|
|
}
|
|
|
|
void PDFTextAnnotation::draw(AnnotationDrawParameters& parameters) const
|
|
{
|
|
QColor strokeColor = QColor::fromRgbF(0.0, 0.0, 0.0, getStrokeOpacity());
|
|
QColor fillColor = (parameters.key.first == PDFAppeareanceStreams::Appearance::Normal) ? QColor::fromRgbF(1.0, 1.0, 0.0, getFillOpacity()) :
|
|
QColor::fromRgbF(1.0, 0.0, 0.0, getFillOpacity());
|
|
|
|
constexpr const PDFReal rectSize = 32.0;
|
|
constexpr const PDFReal penWidth = 2.0;
|
|
|
|
QPainter& painter = *parameters.painter;
|
|
painter.setCompositionMode(getCompositionMode());
|
|
QRectF rectangle = getRectangle();
|
|
rectangle.setSize(QSizeF(rectSize, rectSize));
|
|
|
|
QPen pen(strokeColor);
|
|
pen.setWidthF(penWidth);
|
|
painter.setPen(pen);
|
|
|
|
painter.setBrush(QBrush(fillColor, Qt::SolidPattern));
|
|
|
|
QRectF ellipseRectangle = rectangle;
|
|
ellipseRectangle.adjust(penWidth, penWidth, -penWidth, -penWidth);
|
|
|
|
// Draw the ellipse
|
|
painter.drawEllipse(ellipseRectangle);
|
|
|
|
QFont font = painter.font();
|
|
font.setPixelSize(16.0);
|
|
|
|
QString text = getTextForIcon(m_iconName);
|
|
|
|
QPainterPath textPath;
|
|
textPath.addText(0.0, 0.0, font, text);
|
|
textPath = QTransform(1.0, 0.0, 0.0, -1.0, 0.0, 0.0).map(textPath);
|
|
QRectF textBoundingRect = textPath.boundingRect();
|
|
QPointF offset = rectangle.center() - textBoundingRect.center();
|
|
textPath.translate(offset);
|
|
painter.fillPath(textPath, QBrush(strokeColor, Qt::SolidPattern));
|
|
|
|
parameters.boundingRectangle = rectangle;
|
|
}
|
|
|
|
PDFTextAnnotation::Flags PDFTextAnnotation::getEffectiveFlags() const
|
|
{
|
|
return getFlags() | NoZoom | NoRotate;
|
|
}
|
|
|
|
QIcon PDFTextAnnotation::createIcon(QString key, QSize size)
|
|
{
|
|
QIcon icon;
|
|
|
|
QPixmap pixmap(size);
|
|
pixmap.fill(Qt::transparent);
|
|
|
|
QRect rectangle(QPoint(0, 0), size);
|
|
rectangle.adjust(1, 1, -1, -1);
|
|
|
|
QPainter painter(&pixmap);
|
|
painter.setRenderHint(QPainter::Antialiasing);
|
|
painter.setRenderHint(QPainter::TextAntialiasing);
|
|
|
|
QString text = getTextForIcon(key);
|
|
|
|
QFont font = painter.font();
|
|
font.setPixelSize(size.height() * 0.75);
|
|
|
|
QPainterPath textPath;
|
|
textPath.addText(0.0, 0.0, font, text);
|
|
QRectF textBoundingRect = textPath.boundingRect();
|
|
QPointF offset = rectangle.center() - textBoundingRect.center();
|
|
textPath.translate(offset);
|
|
painter.fillPath(textPath, QBrush(Qt::black, Qt::SolidPattern));
|
|
painter.end();
|
|
|
|
icon.addPixmap(qMove(pixmap));
|
|
return icon;
|
|
}
|
|
|
|
QString PDFTextAnnotation::getTextForIcon(const QString& key)
|
|
{
|
|
QString text = "?";
|
|
if (key == "Comment")
|
|
{
|
|
text = QString::fromUtf16(u"\U0001F4AC");
|
|
}
|
|
else if (key == "Help")
|
|
{
|
|
text = "?";
|
|
}
|
|
else if (key == "Insert")
|
|
{
|
|
text = QString::fromUtf16(u"\u2380");
|
|
}
|
|
else if (key == "Key")
|
|
{
|
|
text = QString::fromUtf16(u"\U0001F511");
|
|
}
|
|
else if (key == "NewParagraph")
|
|
{
|
|
text = QString::fromUtf16(u"\u2606");
|
|
}
|
|
else if (key == "Note")
|
|
{
|
|
text = QString::fromUtf16(u"\u266A");
|
|
}
|
|
else if (key == "Paragraph")
|
|
{
|
|
text = QString::fromUtf16(u"\u00B6");
|
|
}
|
|
return text;
|
|
}
|
|
|
|
void PDFLineAnnotation::draw(AnnotationDrawParameters& parameters) const
|
|
{
|
|
QLineF line = getLine();
|
|
if (line.isNull())
|
|
{
|
|
// Jakub Melka: do not draw empty lines
|
|
return;
|
|
}
|
|
|
|
QPainter& painter = *parameters.painter;
|
|
painter.setCompositionMode(getCompositionMode());
|
|
painter.setPen(getPen());
|
|
painter.setBrush(getBrush());
|
|
|
|
QPainterPath boundingPath;
|
|
boundingPath.moveTo(line.p1());
|
|
boundingPath.lineTo(line.p2());
|
|
|
|
LineGeometryInfo info = LineGeometryInfo::create(line);
|
|
|
|
const PDFReal leaderLineLength = getLeaderLineLength();
|
|
const PDFReal coefficientSigned = (leaderLineLength >= 0.0) ? 1.0 : -1.0;
|
|
const PDFReal leaderLineOffset = getLeaderLineOffset() * coefficientSigned;
|
|
const PDFReal leaderLineExtension = getLeaderLineExtension() * coefficientSigned;
|
|
const PDFReal lineEndingSize = qMin(painter.pen().widthF() * 5.0, line.length() * 0.5);
|
|
const bool hasLeaderLine = !qFuzzyIsNull(leaderLineLength) || !qFuzzyIsNull(leaderLineExtension);
|
|
|
|
QLineF normalLine = info.transformedLine.normalVector().unitVector();
|
|
QPointF normalVector = normalLine.p1() - normalLine.p2();
|
|
|
|
QLineF lineToPaint = info.transformedLine;
|
|
if (hasLeaderLine)
|
|
{
|
|
// We will draw leader lines at both start/end
|
|
QPointF p1llStart = info.transformedLine.p1() + normalVector * leaderLineOffset;
|
|
QPointF p1llEnd = info.transformedLine.p1() + normalVector * (leaderLineOffset + leaderLineLength + leaderLineExtension);
|
|
|
|
QLineF llStart(p1llStart, p1llEnd);
|
|
llStart = info.LCStoGCS.map(llStart);
|
|
|
|
boundingPath.moveTo(llStart.p1());
|
|
boundingPath.lineTo(llStart.p2());
|
|
painter.drawLine(llStart);
|
|
|
|
QPointF p2llStart = info.transformedLine.p2() + normalVector * leaderLineOffset;
|
|
QPointF p2llEnd = info.transformedLine.p2() + normalVector * (leaderLineOffset + leaderLineLength + leaderLineExtension);
|
|
|
|
QLineF llEnd(p2llStart, p2llEnd);
|
|
llEnd = info.LCStoGCS.map(llEnd);
|
|
|
|
boundingPath.moveTo(llEnd.p1());
|
|
boundingPath.lineTo(llEnd.p2());
|
|
painter.drawLine(llEnd);
|
|
|
|
lineToPaint.translate(normalVector * (leaderLineOffset + leaderLineLength));
|
|
}
|
|
|
|
QLineF lineToPaintOrig = info.LCStoGCS.map(lineToPaint);
|
|
info = LineGeometryInfo::create(lineToPaintOrig);
|
|
drawLine(info, painter, lineEndingSize, getStartLineEnding(), getEndLineEnding(), boundingPath, getCaptionOffset(), getContents(), getCaptionPosition() == CaptionPosition::Top);
|
|
|
|
parameters.boundingRectangle = boundingPath.boundingRect();
|
|
parameters.boundingRectangle.adjust(-lineEndingSize, -lineEndingSize, lineEndingSize, lineEndingSize);
|
|
}
|
|
|
|
QColor PDFLineAnnotation::getFillColor() const
|
|
{
|
|
return getDrawColorFromAnnotationColor(getInteriorColor(), getFillOpacity());
|
|
}
|
|
|
|
void PDFPolygonalGeometryAnnotation::draw(AnnotationDrawParameters& parameters) const
|
|
{
|
|
if (m_vertices.empty())
|
|
{
|
|
// Jakub Melka: do not draw empty lines
|
|
return;
|
|
}
|
|
|
|
QPainter& painter = *parameters.painter;
|
|
painter.setCompositionMode(getCompositionMode());
|
|
painter.setPen(getPen());
|
|
painter.setBrush(getBrush());
|
|
|
|
const PDFReal penWidth = painter.pen().widthF();
|
|
switch (m_type)
|
|
{
|
|
case AnnotationType::Polygon:
|
|
{
|
|
if (m_path.isEmpty())
|
|
{
|
|
QPolygonF polygon;
|
|
polygon.reserve(int(m_vertices.size() + 1));
|
|
for (const QPointF& point : m_vertices)
|
|
{
|
|
polygon << point;
|
|
}
|
|
if (!polygon.isClosed())
|
|
{
|
|
polygon << m_vertices.front();
|
|
}
|
|
|
|
painter.drawPolygon(polygon, Qt::OddEvenFill);
|
|
parameters.boundingRectangle = polygon.boundingRect();
|
|
parameters.boundingRectangle.adjust(-penWidth, -penWidth, penWidth, penWidth);
|
|
}
|
|
else
|
|
{
|
|
painter.drawPath(m_path);
|
|
parameters.boundingRectangle = m_path.boundingRect();
|
|
parameters.boundingRectangle.adjust(-penWidth, -penWidth, penWidth, penWidth);
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case AnnotationType::Polyline:
|
|
{
|
|
const PDFReal lineEndingSize = painter.pen().widthF() * 5.0;
|
|
QPainterPath boundingPath;
|
|
|
|
if (m_path.isEmpty())
|
|
{
|
|
const size_t pointCount = m_vertices.size();
|
|
const size_t lastPoint = pointCount - 1;
|
|
for (size_t i = 1; i < pointCount; ++i)
|
|
{
|
|
if (i == 1)
|
|
{
|
|
// We draw first line
|
|
drawLine(LineGeometryInfo::create(QLineF(m_vertices[i - 1], m_vertices[i])), painter, lineEndingSize, getStartLineEnding(), AnnotationLineEnding::None, boundingPath, QPointF(), QString(), true);
|
|
}
|
|
else if (i == lastPoint)
|
|
{
|
|
// We draw last line
|
|
drawLine(LineGeometryInfo::create(QLineF(m_vertices[i - 1], m_vertices[i])), painter, lineEndingSize, AnnotationLineEnding::None, getEndLineEnding(), boundingPath, QPointF(), QString(), true);
|
|
}
|
|
else
|
|
{
|
|
QLineF line(m_vertices[i - 1], m_vertices[i]);
|
|
boundingPath.moveTo(line.p1());
|
|
boundingPath.lineTo(line.p2());
|
|
painter.drawLine(line);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
const PDFReal angle = 30;
|
|
const PDFReal lineEndingHalfSize = lineEndingSize * 0.5;
|
|
const PDFReal arrowAxisLength = lineEndingHalfSize / qTan(qDegreesToRadians(angle));
|
|
|
|
boundingPath = m_path;
|
|
painter.drawPath(m_path);
|
|
|
|
QTransform LCStoGCS_start = LineGeometryInfo::create(QLineF(m_path.pointAtPercent(0.00), m_path.pointAtPercent(0.01))).LCStoGCS;
|
|
QTransform LCStoGCS_end = LineGeometryInfo::create(QLineF(m_path.pointAtPercent(0.99), m_path.pointAtPercent(1.00))).LCStoGCS;
|
|
|
|
drawLineEnding(&painter, m_path.pointAtPercent(0), lineEndingSize, arrowAxisLength, getStartLineEnding(), false, LCStoGCS_start, boundingPath);
|
|
drawLineEnding(&painter, m_path.pointAtPercent(1), lineEndingSize, arrowAxisLength, getEndLineEnding(), true, LCStoGCS_end, boundingPath);
|
|
}
|
|
|
|
parameters.boundingRectangle = boundingPath.boundingRect();
|
|
parameters.boundingRectangle.adjust(-lineEndingSize, -lineEndingSize, lineEndingSize, lineEndingSize);
|
|
break;
|
|
}
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
}
|
|
|
|
QColor PDFPolygonalGeometryAnnotation::getFillColor() const
|
|
{
|
|
return getDrawColorFromAnnotationColor(getInteriorColor(), getFillOpacity());
|
|
}
|
|
|
|
PDFAnnotation::LineGeometryInfo PDFAnnotation::LineGeometryInfo::create(QLineF line)
|
|
{
|
|
LineGeometryInfo result;
|
|
result.originalLine = line;
|
|
result.transformedLine = QLineF(QPointF(0, 0), QPointF(line.length(), 0));
|
|
|
|
// Strategy: for simplification, we rotate the line clockwise so we will
|
|
// get the line axis equal to the x-axis.
|
|
const double angle = line.angleTo(QLineF(0, 0, 1, 0));
|
|
|
|
QPointF p1 = line.p1();
|
|
|
|
// Matrix LCStoGCS is local coordinate system of line line. It transforms
|
|
// points on the line to the global coordinate system. So, point (0, 0) will
|
|
// map onto p1 and point (length(p1-p2), 0) will map onto p2.
|
|
result.LCStoGCS = QTransform();
|
|
result.LCStoGCS.translate(p1.x(), p1.y());
|
|
result.LCStoGCS.rotate(angle);
|
|
result.GCStoLCS = result.LCStoGCS.inverted();
|
|
|
|
return result;
|
|
}
|
|
|
|
void PDFAnnotation::drawLineEnding(QPainter* painter,
|
|
QPointF point,
|
|
PDFReal lineEndingSize,
|
|
PDFReal arrowAxisLength,
|
|
AnnotationLineEnding ending,
|
|
bool flipAxis,
|
|
const QTransform& LCStoGCS,
|
|
QPainterPath& boundingPath) const
|
|
{
|
|
QPainterPath path;
|
|
const PDFReal lineEndingHalfSize = lineEndingSize * 0.5;
|
|
|
|
switch (ending)
|
|
{
|
|
case AnnotationLineEnding::None:
|
|
break;
|
|
|
|
case AnnotationLineEnding::Square:
|
|
{
|
|
path.addRect(-lineEndingHalfSize, -lineEndingHalfSize, lineEndingSize, lineEndingSize);
|
|
break;
|
|
}
|
|
|
|
case AnnotationLineEnding::Circle:
|
|
{
|
|
path.addEllipse(QPointF(0, 0), lineEndingHalfSize, lineEndingHalfSize);
|
|
break;
|
|
}
|
|
|
|
case AnnotationLineEnding::Diamond:
|
|
{
|
|
path.moveTo(0.0, -lineEndingHalfSize);
|
|
path.lineTo(lineEndingHalfSize, 0.0);
|
|
path.lineTo(0.0, +lineEndingHalfSize);
|
|
path.lineTo(-lineEndingHalfSize, 0.0);
|
|
path.closeSubpath();
|
|
break;
|
|
}
|
|
|
|
case AnnotationLineEnding::OpenArrow:
|
|
{
|
|
path.moveTo(0.0, 0.0);
|
|
path.lineTo(arrowAxisLength, lineEndingHalfSize);
|
|
path.moveTo(0.0, 0.0);
|
|
path.lineTo(arrowAxisLength, -lineEndingHalfSize);
|
|
break;
|
|
}
|
|
|
|
case AnnotationLineEnding::ClosedArrow:
|
|
{
|
|
path.moveTo(0.0, 0.0);
|
|
path.lineTo(arrowAxisLength, lineEndingHalfSize);
|
|
path.lineTo(arrowAxisLength, -lineEndingHalfSize);
|
|
path.closeSubpath();
|
|
break;
|
|
}
|
|
|
|
case AnnotationLineEnding::Butt:
|
|
{
|
|
path.moveTo(0.0, -lineEndingHalfSize);
|
|
path.lineTo(0.0, lineEndingHalfSize);
|
|
break;
|
|
}
|
|
|
|
case AnnotationLineEnding::ROpenArrow:
|
|
{
|
|
path.moveTo(0.0, 0.0);
|
|
path.lineTo(-arrowAxisLength, lineEndingHalfSize);
|
|
path.moveTo(0.0, 0.0);
|
|
path.lineTo(-arrowAxisLength, -lineEndingHalfSize);
|
|
break;
|
|
}
|
|
|
|
case AnnotationLineEnding::RClosedArrow:
|
|
{
|
|
path.moveTo(0.0, 0.0);
|
|
path.lineTo(-arrowAxisLength, lineEndingHalfSize);
|
|
path.lineTo(-arrowAxisLength, -lineEndingHalfSize);
|
|
path.closeSubpath();
|
|
break;
|
|
}
|
|
|
|
case AnnotationLineEnding::Slash:
|
|
{
|
|
const PDFReal angle = 60;
|
|
const PDFReal lineEndingHalfSizeForSlash = lineEndingSize * 0.5;
|
|
const PDFReal slashAxisLength = lineEndingHalfSizeForSlash / qTan(qDegreesToRadians(angle));
|
|
|
|
path.moveTo(-slashAxisLength, -lineEndingHalfSizeForSlash);
|
|
path.lineTo(slashAxisLength, lineEndingHalfSizeForSlash);
|
|
break;
|
|
}
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (!path.isEmpty())
|
|
{
|
|
// Flip the x-axis (we are drawing endpoint)
|
|
if (flipAxis && ending != AnnotationLineEnding::Slash)
|
|
{
|
|
QTransform matrix;
|
|
matrix.scale(-1.0, 1.0);
|
|
path = matrix.map(path);
|
|
}
|
|
|
|
path.translate(point);
|
|
path = LCStoGCS.map(path);
|
|
painter->drawPath(path);
|
|
boundingPath.addPath(path);
|
|
}
|
|
}
|
|
|
|
void PDFAnnotation::drawLine(const PDFAnnotation::LineGeometryInfo& info,
|
|
QPainter& painter,
|
|
PDFReal lineEndingSize,
|
|
AnnotationLineEnding p1Ending,
|
|
AnnotationLineEnding p2Ending,
|
|
QPainterPath& boundingPath,
|
|
QPointF textOffset,
|
|
const QString& text,
|
|
bool textIsAboveLine) const
|
|
{
|
|
const PDFReal angle = 30;
|
|
const PDFReal lineEndingHalfSize = lineEndingSize * 0.5;
|
|
const PDFReal arrowAxisLength = lineEndingHalfSize / qTan(qDegreesToRadians(angle));
|
|
|
|
auto getOffsetFromLineEnding = [lineEndingHalfSize, arrowAxisLength](AnnotationLineEnding ending)
|
|
{
|
|
switch (ending)
|
|
{
|
|
case AnnotationLineEnding::Square:
|
|
case AnnotationLineEnding::Circle:
|
|
case AnnotationLineEnding::Diamond:
|
|
return lineEndingHalfSize;
|
|
case AnnotationLineEnding::ClosedArrow:
|
|
return arrowAxisLength;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return 0.0;
|
|
};
|
|
|
|
// Remove the offset from start/end
|
|
const PDFReal startOffset = getOffsetFromLineEnding(p1Ending);
|
|
const PDFReal endOffset = getOffsetFromLineEnding(p2Ending);
|
|
|
|
QLineF adjustedLine = info.transformedLine;
|
|
adjustedLine.setP1(adjustedLine.p1() + QPointF(startOffset, 0));
|
|
adjustedLine.setP2(adjustedLine.p2() - QPointF(endOffset, 0));
|
|
|
|
int textVerticalOffset = 0;
|
|
const bool drawText = !text.isEmpty();
|
|
QPainterPath textPath;
|
|
|
|
if (drawText)
|
|
{
|
|
QFont font = painter.font();
|
|
font.setPixelSize(12.0);
|
|
|
|
QFontMetricsF fontMetrics(font, painter.device());
|
|
textVerticalOffset = fontMetrics.descent() + fontMetrics.leading();
|
|
|
|
textPath.addText(0, 0, font, text);
|
|
textPath = QTransform(1, 0, 0, -1, 0, 0).map(textPath);
|
|
}
|
|
|
|
drawLineEnding(&painter, info.transformedLine.p1(), lineEndingSize, arrowAxisLength, p1Ending, false, info.LCStoGCS, boundingPath);
|
|
drawLineEnding(&painter, info.transformedLine.p2(), lineEndingSize, arrowAxisLength, p2Ending, true, info.LCStoGCS, boundingPath);
|
|
|
|
if (drawText && !textIsAboveLine)
|
|
{
|
|
// We will draw text in the line
|
|
QRectF textBoundingRect = textPath.controlPointRect();
|
|
QPointF center = textBoundingRect.center();
|
|
const qreal offsetY = center.y();
|
|
const qreal offsetX = center.x();
|
|
textPath.translate(textOffset + adjustedLine.center() - QPointF(offsetX, offsetY));
|
|
textBoundingRect = textPath.controlPointRect();
|
|
|
|
const qreal textPadding = 3.0;
|
|
const qreal textStart = textBoundingRect.left() - textPadding;
|
|
const qreal textEnd = textBoundingRect.right() + textPadding;
|
|
|
|
textPath = info.LCStoGCS.map(textPath);
|
|
painter.fillPath(textPath, QBrush(painter.pen().color(), Qt::SolidPattern));
|
|
boundingPath.addPath(textPath);
|
|
|
|
if (textStart > adjustedLine.p1().x())
|
|
{
|
|
QLineF leftLine(adjustedLine.p1(), QPointF(textStart, adjustedLine.p2().y()));
|
|
painter.drawLine(info.LCStoGCS.map(leftLine));
|
|
}
|
|
|
|
if (textEnd < adjustedLine.p2().x())
|
|
{
|
|
QLineF rightLine(QPointF(textEnd, adjustedLine.p2().y()), adjustedLine.p2());
|
|
painter.drawLine(info.LCStoGCS.map(rightLine));
|
|
}
|
|
|
|
// Include whole line to the bounding path
|
|
adjustedLine = info.LCStoGCS.map(adjustedLine);
|
|
boundingPath.moveTo(adjustedLine.p1());
|
|
boundingPath.lineTo(adjustedLine.p2());
|
|
}
|
|
else
|
|
{
|
|
if (drawText)
|
|
{
|
|
// We will draw text above the line
|
|
QRectF textBoundingRect = textPath.controlPointRect();
|
|
const qreal offsetY = textBoundingRect.top() - textVerticalOffset;
|
|
const qreal offsetX = textBoundingRect.center().x();
|
|
textPath.translate(textOffset + adjustedLine.center() - QPointF(offsetX, offsetY));
|
|
|
|
textPath = info.LCStoGCS.map(textPath);
|
|
painter.fillPath(textPath, QBrush(painter.pen().color(), Qt::SolidPattern));
|
|
boundingPath.addPath(textPath);
|
|
}
|
|
|
|
adjustedLine = info.LCStoGCS.map(adjustedLine);
|
|
painter.drawLine(adjustedLine);
|
|
|
|
boundingPath.moveTo(adjustedLine.p1());
|
|
boundingPath.lineTo(adjustedLine.p2());
|
|
}
|
|
}
|
|
|
|
void PDFHighlightAnnotation::draw(AnnotationDrawParameters& parameters) const
|
|
{
|
|
if (m_highlightArea.isEmpty())
|
|
{
|
|
// Jakub Melka: do not draw empty highlight area
|
|
return;
|
|
}
|
|
|
|
QPainter& painter = *parameters.painter;
|
|
painter.setCompositionMode(getCompositionMode());
|
|
parameters.boundingRectangle = m_highlightArea.getPath().boundingRect();
|
|
|
|
painter.setPen(getPen());
|
|
painter.setBrush(getBrush());
|
|
switch (m_type)
|
|
{
|
|
case AnnotationType::Highlight:
|
|
{
|
|
painter.setCompositionMode(QPainter::CompositionMode_Multiply);
|
|
painter.fillPath(m_highlightArea.getPath(), QBrush(getStrokeColor(), Qt::SolidPattern));
|
|
break;
|
|
}
|
|
|
|
case AnnotationType::Underline:
|
|
{
|
|
for (const PDFAnnotationQuadrilaterals::Quadrilateral& quadrilateral : m_highlightArea.getQuadrilaterals())
|
|
{
|
|
QPointF p1 = quadrilateral[0];
|
|
QPointF p2 = quadrilateral[1];
|
|
QLineF line(p1, p2);
|
|
painter.drawLine(line);
|
|
}
|
|
break;
|
|
}
|
|
|
|
case AnnotationType::Squiggly:
|
|
{
|
|
// Jakub Melka: Squiggly underline
|
|
for (const PDFAnnotationQuadrilaterals::Quadrilateral& quadrilateral : m_highlightArea.getQuadrilaterals())
|
|
{
|
|
QPointF p1 = quadrilateral[0];
|
|
QPointF p2 = quadrilateral[1];
|
|
|
|
// Calculate length (height) of quadrilateral
|
|
const PDFReal height = (QLineF(quadrilateral[0], quadrilateral[2]).length() + QLineF(quadrilateral[1], quadrilateral[3]).length()) * 0.5;
|
|
const PDFReal markSize = height / 7.0;
|
|
|
|
// We can't assume, that line is horizontal. For example, rotated text with 45° degrees
|
|
// counterclockwise, if it is highlighted with squiggly underline, it is not horizontal line.
|
|
// So, we must calculate line geometry and transform it.
|
|
QLineF line(p1, p2);
|
|
LineGeometryInfo lineGeometryInfo = LineGeometryInfo::create(line);
|
|
|
|
bool leadingEdge = true;
|
|
for (PDFReal x = lineGeometryInfo.transformedLine.p1().x(); x < lineGeometryInfo.transformedLine.p2().x(); x+= markSize)
|
|
{
|
|
QLineF edgeLine;
|
|
if (leadingEdge)
|
|
{
|
|
edgeLine = QLineF(x, 0.0, x + markSize, markSize);
|
|
}
|
|
else
|
|
{
|
|
// Falling edge
|
|
edgeLine = QLineF(x, markSize, x + markSize, 0.0);
|
|
}
|
|
|
|
QLineF transformedLine = lineGeometryInfo.LCStoGCS.map(edgeLine);
|
|
painter.drawLine(transformedLine);
|
|
leadingEdge = !leadingEdge;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
case AnnotationType::StrikeOut:
|
|
{
|
|
for (const PDFAnnotationQuadrilaterals::Quadrilateral& quadrilateral : m_highlightArea.getQuadrilaterals())
|
|
{
|
|
QPointF p1 = (quadrilateral[0] + quadrilateral[2]) * 0.5;
|
|
QPointF p2 = (quadrilateral[1] + quadrilateral[3]) * 0.5;
|
|
QLineF line(p1, p2);
|
|
painter.drawLine(line);
|
|
}
|
|
break;
|
|
}
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
const qreal penWidth = painter.pen().widthF();
|
|
parameters.boundingRectangle.adjust(-penWidth, -penWidth, penWidth, penWidth);
|
|
}
|
|
|
|
std::vector<PDFAppeareanceStreams::Key> PDFLinkAnnotation::getDrawKeys(const PDFFormManager* formManager) const
|
|
{
|
|
Q_UNUSED(formManager);
|
|
|
|
return { PDFAppeareanceStreams::Key{ PDFAppeareanceStreams::Appearance::Down, QByteArray() } };
|
|
}
|
|
|
|
void PDFLinkAnnotation::draw(AnnotationDrawParameters& parameters) const
|
|
{
|
|
if (parameters.key.first != PDFAppeareanceStreams::Appearance::Down ||
|
|
m_activationRegion.isEmpty() ||
|
|
m_highlightMode == LinkHighlightMode::None)
|
|
{
|
|
// Nothing to draw
|
|
return;
|
|
}
|
|
|
|
QPainter& painter = *parameters.painter;
|
|
parameters.boundingRectangle = getRectangle();
|
|
|
|
switch (m_highlightMode)
|
|
{
|
|
case LinkHighlightMode::Invert:
|
|
{
|
|
// Invert all
|
|
painter.setCompositionMode(QPainter::CompositionMode_Difference);
|
|
painter.fillPath(m_activationRegion.getPath(), QBrush(Qt::white, Qt::SolidPattern));
|
|
break;
|
|
}
|
|
|
|
case LinkHighlightMode::Outline:
|
|
{
|
|
// Invert the border
|
|
painter.setCompositionMode(QPainter::CompositionMode_Difference);
|
|
QPen pen = getPen();
|
|
pen.setColor(Qt::white);
|
|
painter.setPen(pen);
|
|
painter.setBrush(Qt::NoBrush);
|
|
painter.drawPath(m_activationRegion.getPath());
|
|
break;
|
|
}
|
|
|
|
case LinkHighlightMode::Push:
|
|
{
|
|
// Draw border
|
|
painter.setCompositionMode(getCompositionMode());
|
|
painter.setPen(getPen());
|
|
painter.setBrush(Qt::NoBrush);
|
|
painter.drawPath(m_activationRegion.getPath());
|
|
break;
|
|
}
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
}
|
|
|
|
PDFAnnotationDefaultAppearance PDFAnnotationDefaultAppearance::parse(const QByteArray& string)
|
|
{
|
|
PDFAnnotationDefaultAppearance result;
|
|
PDFLexicalAnalyzer analyzer(string.constData(), string.constData() + string.size());
|
|
|
|
std::vector<PDFLexicalAnalyzer::Token> tokens;
|
|
|
|
for (PDFLexicalAnalyzer::Token token = analyzer.fetch(); token.type != PDFLexicalAnalyzer::TokenType::EndOfFile; token = analyzer.fetch())
|
|
{
|
|
tokens.push_back(qMove(token));
|
|
}
|
|
|
|
auto readNumber = [&tokens](size_t index) -> PDFReal
|
|
{
|
|
Q_ASSERT(index >= 0 && index < tokens.size());
|
|
const PDFLexicalAnalyzer::Token& token = tokens[index];
|
|
if (token.type == PDFLexicalAnalyzer::TokenType::Real ||
|
|
token.type == PDFLexicalAnalyzer::TokenType::Integer)
|
|
{
|
|
return token.data.toDouble();
|
|
}
|
|
|
|
return 0.0;
|
|
};
|
|
|
|
for (size_t i = 0; i < tokens.size(); ++i)
|
|
{
|
|
const PDFLexicalAnalyzer::Token& token = tokens[i];
|
|
if (token.type == PDFLexicalAnalyzer::TokenType::Command)
|
|
{
|
|
QByteArray command = token.data.toByteArray();
|
|
if (command == "Tf")
|
|
{
|
|
if (i >= 1)
|
|
{
|
|
result.m_fontSize = readNumber(i - 1);
|
|
}
|
|
if (i >= 2)
|
|
{
|
|
result.m_fontName = tokens[i - 2].data.toByteArray();
|
|
}
|
|
}
|
|
else if (command == "g" && i >= 1)
|
|
{
|
|
result.m_fontColor = PDFAnnotation::getDrawColorFromAnnotationColor({ readNumber(i - 1) }, 1.0);
|
|
}
|
|
else if (command == "rg" && i >= 3)
|
|
{
|
|
result.m_fontColor = PDFAnnotation::getDrawColorFromAnnotationColor({ readNumber(i - 3), readNumber(i - 2), readNumber(i - 1) }, 1.0);
|
|
}
|
|
else if (command == "k" && i >= 4)
|
|
{
|
|
result.m_fontColor = PDFAnnotation::getDrawColorFromAnnotationColor({ readNumber(i - 4), readNumber(i - 3), readNumber(i - 2), readNumber(i - 1) }, 1.0);
|
|
}
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
void PDFFreeTextAnnotation::draw(AnnotationDrawParameters& parameters) const
|
|
{
|
|
QPainter& painter = *parameters.painter;
|
|
painter.setCompositionMode(getCompositionMode());
|
|
parameters.boundingRectangle = getRectangle();
|
|
|
|
painter.setPen(getPen());
|
|
painter.setBrush(getBrush());
|
|
|
|
// Draw callout line
|
|
const PDFAnnotationCalloutLine& calloutLine = getCalloutLine();
|
|
|
|
switch (calloutLine.getType())
|
|
{
|
|
case PDFAnnotationCalloutLine::Type::Invalid:
|
|
{
|
|
// Annotation doesn't have callout line
|
|
break;
|
|
}
|
|
|
|
case PDFAnnotationCalloutLine::Type::StartEnd:
|
|
{
|
|
QPainterPath boundingPath;
|
|
QLineF line(calloutLine.getPoint(0), calloutLine.getPoint(1));
|
|
const PDFReal lineEndingSize = qMin(painter.pen().widthF() * 5.0, line.length() * 0.5);
|
|
drawLine(LineGeometryInfo::create(line), painter, lineEndingSize,
|
|
getStartLineEnding(), getEndLineEnding(), boundingPath,
|
|
QPointF(), QString(), true);
|
|
break;
|
|
}
|
|
|
|
case PDFAnnotationCalloutLine::Type::StartKneeEnd:
|
|
{
|
|
QPainterPath boundingPath;
|
|
|
|
QLineF lineStart(calloutLine.getPoint(0), calloutLine.getPoint(1));
|
|
QLineF lineEnd(calloutLine.getPoint(1), calloutLine.getPoint(2));
|
|
|
|
PDFReal preferredLineEndingSize = painter.pen().widthF() * 5.0;
|
|
PDFReal lineStartEndingSize = qMin(preferredLineEndingSize, lineStart.length() * 0.5);
|
|
drawLine(LineGeometryInfo::create(lineStart), painter, lineStartEndingSize,
|
|
getStartLineEnding(), AnnotationLineEnding::None, boundingPath,
|
|
QPointF(), QString(), true);
|
|
|
|
|
|
PDFReal lineEndEndingSize = qMin(preferredLineEndingSize, lineEnd.length() * 0.5);
|
|
drawLine(LineGeometryInfo::create(lineEnd), painter, lineEndEndingSize,
|
|
AnnotationLineEnding::None, getEndLineEnding() , boundingPath,
|
|
QPointF(), QString(), true);
|
|
break;
|
|
}
|
|
|
|
default:
|
|
{
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
}
|
|
|
|
QRectF textRect = getTextRectangle();
|
|
if (!textRect.isValid())
|
|
{
|
|
textRect = getRectangle();
|
|
}
|
|
|
|
painter.drawRect(textRect);
|
|
|
|
// Draw text
|
|
PDFAnnotationDefaultAppearance defaultAppearance = PDFAnnotationDefaultAppearance::parse(getDefaultAppearance());
|
|
|
|
QFont font(defaultAppearance.getFontName());
|
|
font.setPixelSize(defaultAppearance.getFontSize());
|
|
painter.setPen(defaultAppearance.getFontColor());
|
|
|
|
Qt::Alignment alignment = Qt::AlignTop;
|
|
switch (getJustification())
|
|
{
|
|
case PDFFreeTextAnnotation::Justification::Left:
|
|
alignment |= Qt::AlignLeft;
|
|
break;
|
|
|
|
case PDFFreeTextAnnotation::Justification::Centered:
|
|
alignment |= Qt::AlignHCenter;
|
|
break;
|
|
|
|
case PDFFreeTextAnnotation::Justification::Right:
|
|
alignment |= Qt::AlignRight;
|
|
break;
|
|
|
|
default:
|
|
alignment |= Qt::AlignLeft;
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
|
|
QTextOption option(alignment);
|
|
option.setWrapMode(QTextOption::WrapAtWordBoundaryOrAnywhere);
|
|
option.setUseDesignMetrics(true);
|
|
|
|
painter.translate(textRect.left(), textRect.bottom());
|
|
painter.scale(1.0, -1.0);
|
|
painter.drawText(QRectF(QPointF(0, 0), textRect.size()), getContents(), option);
|
|
}
|
|
|
|
void PDFCaretAnnotation::draw(AnnotationDrawParameters& parameters) const
|
|
{
|
|
QPainter& painter = *parameters.painter;
|
|
painter.setCompositionMode(getCompositionMode());
|
|
parameters.boundingRectangle = getRectangle();
|
|
|
|
QRectF caretRect = getCaretRectangle();
|
|
if (caretRect.isEmpty())
|
|
{
|
|
caretRect = getRectangle();
|
|
}
|
|
|
|
QPointF controlPoint(caretRect.center());
|
|
controlPoint.setY(caretRect.top());
|
|
|
|
QPointF topPoint = controlPoint;
|
|
topPoint.setY(caretRect.bottom());
|
|
|
|
QPainterPath path;
|
|
path.moveTo(caretRect.topLeft());
|
|
path.quadTo(controlPoint, topPoint);
|
|
path.quadTo(controlPoint, caretRect.topRight());
|
|
path.lineTo(caretRect.topLeft());
|
|
path.closeSubpath();
|
|
|
|
painter.fillPath(path, QBrush(getStrokeColor(), Qt::SolidPattern));
|
|
}
|
|
|
|
void PDFInkAnnotation::draw(AnnotationDrawParameters& parameters) const
|
|
{
|
|
QPainter& painter = *parameters.painter;
|
|
QPainterPath path = getInkPath();
|
|
|
|
painter.setPen(getPen());
|
|
painter.setBrush(getBrush());
|
|
painter.setCompositionMode(getCompositionMode());
|
|
|
|
QPainterPath boundingPath;
|
|
QPainterPath currentPath;
|
|
const int elementCount = path.elementCount();
|
|
bool hasSpline = false;
|
|
for (int i = 0; i < elementCount; ++i)
|
|
{
|
|
QPainterPath::Element element = path.elementAt(i);
|
|
switch (element.type)
|
|
{
|
|
case QPainterPath::MoveToElement:
|
|
{
|
|
// Reset the path
|
|
if (!currentPath.isEmpty())
|
|
{
|
|
boundingPath.addPath(currentPath);
|
|
painter.drawPath(currentPath);
|
|
currentPath.clear();
|
|
}
|
|
currentPath.moveTo(element.x, element.y);
|
|
break;
|
|
}
|
|
|
|
case QPainterPath::LineToElement:
|
|
{
|
|
const QPointF p0 = currentPath.currentPosition();
|
|
const QPointF p1(element.x, element.y);
|
|
|
|
QLineF line(p0, p1);
|
|
QPointF normal = line.normalVector().p2() - p0;
|
|
|
|
// Jakub Melka: This computation should be clarified. We use second order Bezier curves.
|
|
// We must calculate single control point. Let B(t) is bezier curve of second order.
|
|
// Then second derivation is B''(t) = 2(p0 - 2*Pc + p1). Second derivation curve is its
|
|
// normal. So, we calculate normal vector of the line (which has norm equal to line length),
|
|
// then we get following formula:
|
|
//
|
|
// Pc = (p0 + p1) / 2 - B''(t) / 4
|
|
//
|
|
// So, for bezier curves of second order, second derivative is constant (which is not surprising,
|
|
// because second derivative of polynomial of order 2 is also a constant). Control point is then
|
|
// used to paint the path.
|
|
QPointF controlPoint = -normal * 0.25 + (p0 + p1) * 0.5;
|
|
currentPath.quadTo(controlPoint, p1);
|
|
break;
|
|
}
|
|
|
|
case QPainterPath::CurveToElement:
|
|
case QPainterPath::CurveToDataElement:
|
|
hasSpline = true;
|
|
break;
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
|
|
// Jakub Melka: If we have a spline, then we don't do anything...
|
|
// Just copy the spline path.
|
|
if (hasSpline)
|
|
{
|
|
currentPath = path;
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Reset the path
|
|
if (!currentPath.isEmpty())
|
|
{
|
|
boundingPath.addPath(currentPath);
|
|
painter.drawPath(currentPath);
|
|
currentPath.clear();
|
|
}
|
|
|
|
const qreal penWidth = painter.pen().widthF();
|
|
parameters.boundingRectangle = boundingPath.boundingRect();
|
|
parameters.boundingRectangle.adjust(-penWidth, -penWidth, penWidth, penWidth);
|
|
}
|
|
|
|
void PDFStampAnnotation::draw(AnnotationDrawParameters& parameters) const
|
|
{
|
|
QPainter& painter = *parameters.painter;
|
|
painter.setCompositionMode(getCompositionMode());
|
|
|
|
QString text = getText(m_stamp);
|
|
QColor color(Qt::red);
|
|
|
|
switch (m_stamp)
|
|
{
|
|
case Stamp::Approved:
|
|
color = Qt::green;
|
|
break;
|
|
|
|
case Stamp::AsIs:
|
|
case Stamp::Confidential:
|
|
break;
|
|
|
|
case Stamp::Departmental:
|
|
color = Qt::blue;
|
|
break;
|
|
|
|
case Stamp::Draft:
|
|
break;
|
|
|
|
case Stamp::Experimental:
|
|
color = Qt::blue;
|
|
break;
|
|
|
|
case Stamp::Expired:
|
|
case Stamp::Final:
|
|
break;
|
|
|
|
case Stamp::ForComment:
|
|
color = Qt::green;
|
|
break;
|
|
|
|
case Stamp::ForPublicRelease:
|
|
color = Qt::green;
|
|
break;
|
|
|
|
case Stamp::NotApproved:
|
|
case Stamp::NotForPublicRelease:
|
|
break;
|
|
|
|
case Stamp::Sold:
|
|
color = Qt::blue;
|
|
break;
|
|
|
|
case Stamp::TopSecret:
|
|
break;
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
|
|
color.setAlphaF(getFillOpacity());
|
|
|
|
const PDFReal textHeight = 16;
|
|
QFont font("Courier New");
|
|
font.setBold(true);
|
|
font.setPixelSize(textHeight);
|
|
|
|
QFontMetricsF fontMetrics(font, painter.device());
|
|
const qreal textWidth = fontMetrics.horizontalAdvance(text);
|
|
const qreal rectangleWidth = textWidth + 10;
|
|
const qreal rectangleHeight = textHeight * 1.2;
|
|
const qreal penWidth = 2.0;
|
|
|
|
QRectF rectangle = getRectangle();
|
|
rectangle.setSize(QSizeF(rectangleWidth, rectangleHeight));
|
|
|
|
QPen pen(color);
|
|
pen.setWidthF(penWidth);
|
|
painter.setPen(pen);
|
|
painter.setBrush(Qt::NoBrush);
|
|
|
|
painter.drawRoundedRect(rectangle, 5, 5, Qt::AbsoluteSize);
|
|
|
|
// Draw text
|
|
QPainterPath textPath;
|
|
textPath.addText(0, 0, font, text);
|
|
textPath = QTransform(1, 0, 0, -1, 0, 0).map(textPath);
|
|
|
|
QPointF center = textPath.boundingRect().center();
|
|
textPath.translate(rectangle.center() - center);
|
|
painter.fillPath(textPath, QBrush(color, Qt::SolidPattern));
|
|
|
|
parameters.boundingRectangle = rectangle;
|
|
parameters.boundingRectangle.adjust(-penWidth, -penWidth, penWidth, penWidth);
|
|
}
|
|
|
|
QString PDFStampAnnotation::getText(Stamp stamp)
|
|
{
|
|
QString text;
|
|
|
|
switch (stamp)
|
|
{
|
|
case Stamp::Approved:
|
|
text = PDFTranslationContext::tr("APPROVED");
|
|
break;
|
|
|
|
case Stamp::AsIs:
|
|
text = PDFTranslationContext::tr("AS IS");
|
|
break;
|
|
|
|
case Stamp::Confidential:
|
|
text = PDFTranslationContext::tr("CONFIDENTIAL");
|
|
break;
|
|
|
|
case Stamp::Departmental:
|
|
text = PDFTranslationContext::tr("DEPARTMENTAL");
|
|
break;
|
|
|
|
case Stamp::Draft:
|
|
text = PDFTranslationContext::tr("DRAFT");
|
|
break;
|
|
|
|
case Stamp::Experimental:
|
|
text = PDFTranslationContext::tr("EXPERIMENTAL");
|
|
break;
|
|
|
|
case Stamp::Expired:
|
|
text = PDFTranslationContext::tr("EXPIRED");
|
|
break;
|
|
|
|
case Stamp::Final:
|
|
text = PDFTranslationContext::tr("FINAL");
|
|
break;
|
|
|
|
case Stamp::ForComment:
|
|
text = PDFTranslationContext::tr("FOR COMMENT");
|
|
break;
|
|
|
|
case Stamp::ForPublicRelease:
|
|
text = PDFTranslationContext::tr("FOR PUBLIC RELEASE");
|
|
break;
|
|
|
|
case Stamp::NotApproved:
|
|
text = PDFTranslationContext::tr("NOT APPROVED");
|
|
break;
|
|
|
|
case Stamp::NotForPublicRelease:
|
|
text = PDFTranslationContext::tr("NOT FOR PUBLIC RELEASE");
|
|
break;
|
|
|
|
case Stamp::Sold:
|
|
text = PDFTranslationContext::tr("SOLD");
|
|
break;
|
|
|
|
case Stamp::TopSecret:
|
|
text = PDFTranslationContext::tr("TOP SECRET");
|
|
break;
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
|
|
return text;
|
|
}
|
|
|
|
void PDFStampAnnotation::setStamp(const Stamp& stamp)
|
|
{
|
|
m_stamp = stamp;
|
|
}
|
|
|
|
void PDFStampAnnotation::setIntent(const StampIntent& intent)
|
|
{
|
|
m_intent = intent;
|
|
}
|
|
|
|
void PDFAnnotation::drawCharacterSymbol(QString text, PDFReal opacity, AnnotationDrawParameters& parameters) const
|
|
{
|
|
QColor strokeColor = QColor::fromRgbF(0.0, 0.0, 0.0, opacity);
|
|
|
|
constexpr const PDFReal rectSize = 24.0;
|
|
QPainter& painter = *parameters.painter;
|
|
QRectF rectangle = getRectangle();
|
|
rectangle.setSize(QSizeF(rectSize, rectSize));
|
|
|
|
QFont font = painter.font();
|
|
font.setPixelSize(16.0);
|
|
|
|
QPainterPath textPath;
|
|
textPath.addText(0.0, 0.0, font, text);
|
|
textPath = QTransform(1.0, 0.0, 0.0, -1.0, 0.0, 0.0).map(textPath);
|
|
QRectF textBoundingRect = textPath.boundingRect();
|
|
QPointF offset = rectangle.center() - textBoundingRect.center();
|
|
textPath.translate(offset);
|
|
painter.fillPath(textPath, QBrush(strokeColor, Qt::SolidPattern));
|
|
|
|
parameters.boundingRectangle = rectangle;
|
|
}
|
|
|
|
void PDFFileAttachmentAnnotation::draw(AnnotationDrawParameters& parameters) const
|
|
{
|
|
QString text = "?";
|
|
switch (getIcon())
|
|
{
|
|
case FileAttachmentIcon::Graph:
|
|
text = QString::fromUtf16(u"\U0001F4C8");
|
|
break;
|
|
case FileAttachmentIcon::Paperclip:
|
|
text = QString::fromUtf16(u"\U0001F4CE");
|
|
break;
|
|
case FileAttachmentIcon::PushPin:
|
|
text = QString::fromUtf16(u"\U0001F4CC");
|
|
break;
|
|
case FileAttachmentIcon::Tag:
|
|
text = QString::fromUtf16(u"\U0001F3F7");
|
|
break;
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
|
|
parameters.painter->setCompositionMode(getCompositionMode());
|
|
drawCharacterSymbol(text, getStrokeOpacity(), parameters);
|
|
}
|
|
|
|
void PDFSoundAnnotation::draw(AnnotationDrawParameters& parameters) const
|
|
{
|
|
QString text = "?";
|
|
switch (getIcon())
|
|
{
|
|
case Icon::Speaker:
|
|
text = QString::fromUtf16(u"\U0001F508");
|
|
break;
|
|
case Icon::Microphone:
|
|
text = QString::fromUtf16(u"\U0001F3A4");
|
|
break;
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
|
|
parameters.painter->setCompositionMode(getCompositionMode());
|
|
drawCharacterSymbol(text, getStrokeOpacity(), parameters);
|
|
}
|
|
|
|
const PDFAnnotationManager::PageAnnotation* PDFAnnotationManager::PageAnnotations::getPopupAnnotation(const PageAnnotation& pageAnnotation) const
|
|
{
|
|
const PDFMarkupAnnotation* markupAnnotation = pageAnnotation.annotation->asMarkupAnnotation();
|
|
if (markupAnnotation)
|
|
{
|
|
const PDFObjectReference popupAnnotation = markupAnnotation->getPopupAnnotation();
|
|
auto it = std::find_if(annotations.cbegin(), annotations.cend(), [popupAnnotation](const PageAnnotation& pa) { return pa.annotation->getSelfReference() == popupAnnotation; });
|
|
if (it != annotations.cend())
|
|
{
|
|
return &*it;
|
|
}
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
std::vector<const PDFAnnotationManager::PageAnnotation*> PDFAnnotationManager::PageAnnotations::getReplies(const PageAnnotation& pageAnnotation) const
|
|
{
|
|
std::vector<const PageAnnotation*> result;
|
|
|
|
const PDFObjectReference reference = pageAnnotation.annotation->getSelfReference();
|
|
for (size_t i = 0, count = annotations.size(); i < count; ++i)
|
|
{
|
|
const PageAnnotation& currentAnnotation = annotations[i];
|
|
if (currentAnnotation.annotation->isReplyTo())
|
|
{
|
|
const PDFMarkupAnnotation* markupAnnotation = currentAnnotation.annotation->asMarkupAnnotation();
|
|
Q_ASSERT(markupAnnotation);
|
|
|
|
if (markupAnnotation->getInReplyTo() == reference)
|
|
{
|
|
result.push_back(¤tAnnotation);
|
|
}
|
|
}
|
|
}
|
|
|
|
auto comparator = [](const PageAnnotation* l, const PageAnnotation* r)
|
|
{
|
|
QDateTime leftDateTime = l->annotation->getLastModifiedDateTime();
|
|
QDateTime rightDateTime = r->annotation->getLastModifiedDateTime();
|
|
|
|
if (const PDFMarkupAnnotation* markupL = l->annotation->asMarkupAnnotation())
|
|
{
|
|
leftDateTime = markupL->getCreationDate();
|
|
}
|
|
|
|
if (const PDFMarkupAnnotation* markupR = r->annotation->asMarkupAnnotation())
|
|
{
|
|
rightDateTime = markupR->getCreationDate();
|
|
}
|
|
|
|
return leftDateTime < rightDateTime;
|
|
};
|
|
std::sort(result.begin(), result.end(), comparator);
|
|
|
|
return result;
|
|
}
|
|
|
|
void PDFWidgetAnnotation::draw(AnnotationDrawParameters& parameters) const
|
|
{
|
|
// Do not draw without form manager
|
|
if (!parameters.formManager)
|
|
{
|
|
return;
|
|
}
|
|
|
|
// Do not draw without form field
|
|
const PDFFormField* formField = parameters.formManager->getFormFieldForWidget(getSelfReference());
|
|
if (!formField)
|
|
{
|
|
return;
|
|
}
|
|
|
|
PDFPainterStateGuard guard(parameters.painter);
|
|
parameters.painter->setCompositionMode(getCompositionMode());
|
|
|
|
if (parameters.formManager->isEditorDrawEnabled(formField))
|
|
{
|
|
parameters.formManager->drawFormField(formField, parameters, true);
|
|
}
|
|
else
|
|
{
|
|
switch (formField->getFieldType())
|
|
{
|
|
case PDFFormField::FieldType::Text:
|
|
case PDFFormField::FieldType::Choice:
|
|
{
|
|
parameters.formManager->drawFormField(formField, parameters, false);
|
|
break;
|
|
}
|
|
|
|
case PDFFormField::FieldType::Button:
|
|
{
|
|
const PDFFormFieldButton* button = dynamic_cast<const PDFFormFieldButton*>(formField);
|
|
switch (button->getButtonType())
|
|
{
|
|
case PDFFormFieldButton::ButtonType::PushButton:
|
|
{
|
|
QRectF rectangle = getRectangle();
|
|
|
|
if (!getContents().isEmpty())
|
|
{
|
|
QByteArray defaultAppearance = parameters.formManager->getForm()->getDefaultAppearance().value_or(QByteArray());
|
|
PDFAnnotationDefaultAppearance appearance = PDFAnnotationDefaultAppearance::parse(defaultAppearance);
|
|
|
|
qreal fontSize = appearance.getFontSize();
|
|
if (qFuzzyIsNull(fontSize))
|
|
{
|
|
fontSize = rectangle.height() * 0.6;
|
|
}
|
|
|
|
QFont font(appearance.getFontName());
|
|
font.setHintingPreference(QFont::PreferNoHinting);
|
|
font.setPixelSize(qCeil(fontSize));
|
|
font.setStyleStrategy(QFont::ForceOutline);
|
|
|
|
QPainter* painter = parameters.painter;
|
|
painter->translate(rectangle.bottomLeft());
|
|
painter->scale(1.0, -1.0);
|
|
painter->setFont(font);
|
|
|
|
// Draw border
|
|
QRectF drawRect(0, 0, rectangle.width(), rectangle.height());
|
|
painter->setPen(getPen());
|
|
painter->setBrush(QBrush(Qt::lightGray));
|
|
painter->drawRect(drawRect);
|
|
painter->drawText(drawRect, Qt::AlignCenter, getContents());
|
|
}
|
|
else
|
|
{
|
|
// This is push button without text. Just mark the area as highlighted.
|
|
QPainter* painter = parameters.painter;
|
|
|
|
if (parameters.key.first == PDFAppeareanceStreams::Appearance::Rollover ||
|
|
parameters.key.first == PDFAppeareanceStreams::Appearance::Down)
|
|
{
|
|
switch (m_highlightMode)
|
|
{
|
|
case HighlightMode::Invert:
|
|
{
|
|
// Invert all
|
|
painter->setCompositionMode(QPainter::CompositionMode_Difference);
|
|
painter->fillRect(rectangle, QBrush(Qt::white, Qt::SolidPattern));
|
|
break;
|
|
}
|
|
|
|
case HighlightMode::Outline:
|
|
{
|
|
// Invert the border
|
|
painter->setCompositionMode(QPainter::CompositionMode_Difference);
|
|
QPen pen = getPen();
|
|
pen.setColor(Qt::white);
|
|
painter->setPen(pen);
|
|
painter->setBrush(Qt::NoBrush);
|
|
painter->drawRect(rectangle);
|
|
break;
|
|
}
|
|
|
|
case HighlightMode::Push:
|
|
{
|
|
// Draw border
|
|
painter->setCompositionMode(getCompositionMode());
|
|
painter->setPen(getPen());
|
|
painter->setBrush(Qt::NoBrush);
|
|
painter->drawRect(rectangle);
|
|
break;
|
|
}
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
case PDFFormFieldButton::ButtonType::RadioButton:
|
|
{
|
|
QRectF rectangle = getRectangle();
|
|
QPainter* painter = parameters.painter;
|
|
|
|
rectangle.setWidth(rectangle.height());
|
|
|
|
painter->setPen(Qt::black);
|
|
painter->setBrush(Qt::NoBrush);
|
|
painter->drawEllipse(rectangle);
|
|
|
|
if (parameters.key.second != "Off")
|
|
{
|
|
QRectF rectangleMark = rectangle;
|
|
rectangleMark.setWidth(rectangle.width() * 0.75);
|
|
rectangleMark.setHeight(rectangle.height() * 0.75);
|
|
rectangleMark.moveCenter(rectangle.center());
|
|
|
|
painter->setPen(Qt::NoPen);
|
|
painter->setBrush(QBrush(Qt::black));
|
|
|
|
painter->drawEllipse(rectangleMark);
|
|
}
|
|
break;
|
|
}
|
|
|
|
case PDFFormFieldButton::ButtonType::CheckBox:
|
|
{
|
|
QRectF rectangle = getRectangle();
|
|
QPainter* painter = parameters.painter;
|
|
|
|
rectangle.setWidth(rectangle.height());
|
|
|
|
painter->setPen(Qt::black);
|
|
painter->setBrush(Qt::NoBrush);
|
|
painter->drawRect(rectangle);
|
|
|
|
if (parameters.key.second != "Off")
|
|
{
|
|
QRectF rectangleMark = rectangle;
|
|
rectangleMark.setWidth(rectangle.width() * 0.75);
|
|
rectangleMark.setHeight(rectangle.height() * 0.75);
|
|
rectangleMark.moveCenter(rectangle.center());
|
|
|
|
painter->drawLine(rectangleMark.topLeft(), rectangleMark.bottomRight());
|
|
painter->drawLine(rectangleMark.bottomLeft(), rectangleMark.topRight());
|
|
}
|
|
break;
|
|
}
|
|
|
|
default:
|
|
{
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case PDFFormField::FieldType::Invalid:
|
|
case PDFFormField::FieldType::Signature:
|
|
break;
|
|
|
|
default:
|
|
{
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
std::vector<pdf::PDFAppeareanceStreams::Key> PDFWidgetAnnotation::getDrawKeys(const PDFFormManager* formManager) const
|
|
{
|
|
if (!formManager)
|
|
{
|
|
return PDFAnnotation::getDrawKeys(formManager);
|
|
}
|
|
|
|
std::vector<pdf::PDFAppeareanceStreams::Key> result;
|
|
|
|
// Try get the form field, if we find it, then determine from form field type
|
|
// the list of appearance states.
|
|
const PDFFormField* formField = formManager->getFormFieldForWidget(getSelfReference());
|
|
if (!formField)
|
|
{
|
|
return PDFAnnotation::getDrawKeys(formManager);
|
|
}
|
|
|
|
switch (formField->getFieldType())
|
|
{
|
|
case PDFFormField::FieldType::Invalid:
|
|
break;
|
|
|
|
case PDFFormField::FieldType::Button:
|
|
{
|
|
const PDFFormFieldButton* button = dynamic_cast<const PDFFormFieldButton*>(formField);
|
|
switch (button->getButtonType())
|
|
{
|
|
case PDFFormFieldButton::ButtonType::PushButton:
|
|
{
|
|
result = { PDFAppeareanceStreams::Key{ PDFAppeareanceStreams::Appearance::Normal, QByteArray() },
|
|
PDFAppeareanceStreams::Key{ PDFAppeareanceStreams::Appearance::Rollover, QByteArray() },
|
|
PDFAppeareanceStreams::Key{ PDFAppeareanceStreams::Appearance::Down, QByteArray() } };
|
|
break;
|
|
}
|
|
|
|
case PDFFormFieldButton::ButtonType::RadioButton:
|
|
case PDFFormFieldButton::ButtonType::CheckBox:
|
|
{
|
|
result = getAppearanceStreams().getAppearanceKeys();
|
|
PDFAppeareanceStreams::Key offKey{ PDFAppeareanceStreams::Appearance::Normal, QByteArray() };
|
|
if (std::find(result.cbegin(), result.cend(), offKey) == result.cend())
|
|
{
|
|
result.push_back(qMove(offKey));
|
|
}
|
|
break;
|
|
}
|
|
|
|
default:
|
|
{
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case PDFFormField::FieldType::Text:
|
|
// Text has only default appearance
|
|
break;
|
|
|
|
case PDFFormField::FieldType::Choice:
|
|
// Choices have always default appearance
|
|
break;
|
|
|
|
case PDFFormField::FieldType::Signature:
|
|
// Signatures have always default appearance
|
|
break;
|
|
}
|
|
|
|
if (result.empty())
|
|
{
|
|
result = PDFAnnotation::getDrawKeys(formManager);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
void PDFRedactAnnotation::draw(AnnotationDrawParameters& parameters) const
|
|
{
|
|
if (m_redactionRegion.isEmpty())
|
|
{
|
|
// Jakub Melka: do not draw empty redact area
|
|
return;
|
|
}
|
|
|
|
QPainter& painter = *parameters.painter;
|
|
painter.setCompositionMode(getCompositionMode());
|
|
parameters.boundingRectangle = m_redactionRegion.getPath().boundingRect();
|
|
|
|
painter.setPen(getPen());
|
|
painter.setBrush(getBrush());
|
|
painter.drawPath(m_redactionRegion.getPath());
|
|
|
|
const qreal penWidth = painter.pen().widthF();
|
|
parameters.boundingRectangle.adjust(-penWidth, -penWidth, penWidth, penWidth);
|
|
}
|
|
|
|
QColor PDFRedactAnnotation::getFillColor() const
|
|
{
|
|
return getDrawColorFromAnnotationColor(getInteriorColor(), getFillOpacity());
|
|
}
|
|
|
|
} // namespace pdf
|