PDF4QT/PdfExampleGenerator/pdfexamplesgenerator.cpp

389 lines
23 KiB
C++

// Copyright (C) 2020-2021 Jakub Melka
//
// This file is part of PDF4QT.
//
// PDF4QT is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// with the written consent of the copyright owner, any later version.
//
// PDF4QT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
#include "pdfexamplesgenerator.h"
#include "pdfdocumentbuilder.h"
#include "pdfdocumentwriter.h"
#include <QCoreApplication>
void PDFExamplesGenerator::generateAnnotationsExample()
{
pdf::PDFDocumentBuilder builder;
builder.setDocumentTitle("Test document");
builder.setDocumentAuthor("Jakub Melka");
builder.setDocumentCreator(QCoreApplication::applicationName());
builder.setDocumentSubject("Testing annotations");
builder.setLanguage(QLocale::system());
pdf::PDFObjectReference page1 = builder.appendPage(QRectF(0, 0, 400, 400));
builder.createAnnotationText(page1, QRectF(50, 50, 24, 24), pdf::TextAnnotationIcon::Comment, "Title1", "Subject1", "Comment", false);
builder.createAnnotationText(page1, QRectF(50, 100, 24, 24), pdf::TextAnnotationIcon::Help, "Title1", "Subject1", "Help", false);
builder.createAnnotationText(page1, QRectF(50, 150, 24, 24), pdf::TextAnnotationIcon::Insert, "Title1", "Subject1", "Insert", false);
builder.createAnnotationText(page1, QRectF(50, 200, 24, 24), pdf::TextAnnotationIcon::Key, "Title1", "Subject1", "Key", false);
builder.createAnnotationText(page1, QRectF(50, 250, 24, 24), pdf::TextAnnotationIcon::NewParagraph, "Title1", "Subject1", "NewParagraph", false);
builder.createAnnotationText(page1, QRectF(50, 300, 24, 24), pdf::TextAnnotationIcon::Note, "Title1", "Subject1", "Note", false);
builder.createAnnotationText(page1, QRectF(50, 350, 24, 24), pdf::TextAnnotationIcon::Paragraph, "Title1", "Subject1", "Paragraph", false);
builder.createAnnotationText(page1, QRectF(250, 50, 24, 24), pdf::TextAnnotationIcon::Comment, "Title1", "Subject1", "Comment", true);
builder.createAnnotationText(page1, QRectF(250, 100, 24, 24), pdf::TextAnnotationIcon::Help, "Title1", "Subject1", "Help", true);
builder.createAnnotationText(page1, QRectF(250, 150, 24, 24), pdf::TextAnnotationIcon::Insert, "Title1", "Subject1", "Insert", true);
builder.createAnnotationText(page1, QRectF(250, 200, 24, 24), pdf::TextAnnotationIcon::Key, "Title1", "Subject1", "Key", true);
builder.createAnnotationText(page1, QRectF(250, 250, 24, 24), pdf::TextAnnotationIcon::NewParagraph, "Title1", "Subject1", "NewParagraph", true);
builder.createAnnotationText(page1, QRectF(250, 300, 24, 24), pdf::TextAnnotationIcon::Note, "Title1", "Subject1", "Note", true);
builder.createAnnotationText(page1, QRectF(250, 350, 24, 24), pdf::TextAnnotationIcon::Paragraph, "Title1", "Subject1", "Paragraph", true);
pdf::PDFObjectReference page2 = builder.appendPage(QRectF(0, 0, 400, 400));
builder.createAnnotationLink(page2, QRectF(50, 50, 200, 50), "www.seznam.cz", pdf::LinkHighlightMode::Invert);
builder.createAnnotationLink(page2, QRectF(50, 150, 200, 50), "www.seznam.cz", pdf::LinkHighlightMode::None);
builder.createAnnotationLink(page2, QRectF(50, 250, 200, 50), "www.seznam.cz", pdf::LinkHighlightMode::Outline);
builder.createAnnotationLink(page2, QRectF(50, 350, 200, 50), "www.seznam.cz", pdf::LinkHighlightMode::Push);
pdf::PDFObjectReference page3 = builder.appendPage(QRectF(0, 0, 400, 400));
builder.createAnnotationFreeText(page3, QRectF(50, 50, 100, 50), "Title", "Subject", "Toto je dolni text, желтая лошадь", Qt::AlignLeft);
builder.createAnnotationFreeText(page3, QRectF(50, 150, 100, 50), "Title", "Subject", "Toto je stredni text, желтая лошадь", Qt::AlignCenter);
builder.createAnnotationFreeText(page3, QRectF(50, 250, 100, 50), "Title", "Subject", "Toto je horni text, желтая лошадь", Qt::AlignRight);
builder.createAnnotationFreeText(page3, QRectF(250, 50, 100, 50), QRectF(300, 50, 50, 50), "Title", "Subject", "Toto je dolni text, желтая лошадь", Qt::AlignLeft, QPointF(250, 50), QPointF(300, 100), pdf::AnnotationLineEnding::OpenArrow, pdf::AnnotationLineEnding::ClosedArrow);
builder.createAnnotationFreeText(page3, QRectF(250, 150, 100, 50), QRectF(300, 150, 50, 50), "Title", "Subject", "Toto je stredni text, желтая лошадь", Qt::AlignCenter, QPointF(250, 150), QPointF(300, 200), pdf::AnnotationLineEnding::OpenArrow, pdf::AnnotationLineEnding::ClosedArrow);
pdf::PDFObjectReference ref = builder.createAnnotationFreeText(page3, QRectF(250, 250, 100, 50), QRectF(300, 250, 50, 50), "Title", "Subject", "Toto je horni text, желтая лошадь", Qt::AlignRight, QPointF(260, 250), QPointF(260, 290), QPointF(300, 290), pdf::AnnotationLineEnding::OpenArrow, pdf::AnnotationLineEnding::ClosedArrow);
builder.setAnnotationContents(ref, "UPDATED: Horni text");
builder.setAnnotationTitle(ref, "Updated title");
builder.setAnnotationSubject(ref, "Updated subject");
builder.setAnnotationOpacity(ref, 0.5);
{
pdf::PDFObjectReference page4 = builder.appendPage(QRectF(0, 0, 400, 400));
QRectF baseRect = QRectF(0, 0, 100, 50);
qreal spaceCoef = 1.2;
int lineRows = 400 / (baseRect.height() * spaceCoef);
int lineCols = 400 / (baseRect.width() * spaceCoef);
int lineNumber = 0;
constexpr pdf::AnnotationLineEnding lineEndings[] =
{
pdf::AnnotationLineEnding::None,
pdf::AnnotationLineEnding::Square,
pdf::AnnotationLineEnding::Circle,
pdf::AnnotationLineEnding::Diamond,
pdf::AnnotationLineEnding::OpenArrow,
pdf::AnnotationLineEnding::ClosedArrow,
pdf::AnnotationLineEnding::Butt,
pdf::AnnotationLineEnding::ROpenArrow,
pdf::AnnotationLineEnding::RClosedArrow,
pdf::AnnotationLineEnding::Slash
};
for (int i = 0; i < lineCols; ++i)
{
for (int j = 0; j < lineRows; ++j)
{
QRectF rect = baseRect.translated(i * baseRect.width() * spaceCoef, j * baseRect.height() * spaceCoef);
QPointF start;
QPointF end;
if (lineNumber % 2 == 0)
{
start = rect.topLeft();
end = rect.bottomRight();
}
else
{
start = rect.bottomLeft();
end = rect.topRight();
}
pdf::AnnotationLineEnding lineEnding = lineEndings[lineNumber % std::size(lineEndings)];
builder.createAnnotationLine(page4, rect, start, end, 2.0, Qt::yellow, Qt::green, "Title", "Subject", "Contents", lineEnding, lineEnding);
++lineNumber;
}
}
}
{
pdf::PDFObjectReference page4 = builder.appendPage(QRectF(0, 0, 400, 400));
QRectF baseRect = QRectF(0, 0, 100, 50);
qreal spaceCoef = 1.2;
int lineRows = 400 / (baseRect.height() * spaceCoef);
int lineCols = 400 / (baseRect.width() * spaceCoef);
int lineNumber = 0;
constexpr pdf::AnnotationLineEnding lineEndings[] =
{
pdf::AnnotationLineEnding::None,
pdf::AnnotationLineEnding::Square,
pdf::AnnotationLineEnding::Circle,
pdf::AnnotationLineEnding::Diamond,
pdf::AnnotationLineEnding::OpenArrow,
pdf::AnnotationLineEnding::ClosedArrow,
pdf::AnnotationLineEnding::Butt,
pdf::AnnotationLineEnding::ROpenArrow,
pdf::AnnotationLineEnding::RClosedArrow,
pdf::AnnotationLineEnding::Slash
};
for (int i = 0; i < lineCols; ++i)
{
for (int j = 0; j < lineRows; ++j)
{
QRectF rect = baseRect.translated(i * baseRect.width() * spaceCoef, j * baseRect.height() * spaceCoef);
QPointF start(rect.left(), rect.center().y());
QPointF end(rect.right(), rect.center().y());
pdf::AnnotationLineEnding lineEnding = lineEndings[lineNumber % std::size(lineEndings)];
builder.createAnnotationLine(page4, rect, start, end, 2.0, Qt::yellow, Qt::green, "Title", "Subject", "Contents",
lineEnding, lineEnding, 10.0, 2.0, 3.0, true, (j % 2 == 0));
++lineNumber;
}
}
}
pdf::PDFObjectReference page5 = builder.appendPage(QRectF(0, 0, 400, 400));
builder.createAnnotationSquare(page5, QRectF(50, 50, 50, 50), 3.0, Qt::green, Qt::red, "Title1", "Subject1", "Contents - green filling, red boundary");
builder.createAnnotationSquare(page5, QRectF(50, 150, 50, 50), 3.0, QColor(), Qt::red, "Title2", "Subject2", "Contents - red boundary");
builder.createAnnotationSquare(page5, QRectF(50, 250, 50, 50), 3.0, Qt::green, QColor(), "Title3", "Subject3", "Contents - green filling");
{
pdf::PDFObjectReference page5a = builder.appendPage(QRectF(0, 0, 400, 400));
{
pdf::PDFObjectReference annotation = builder.createAnnotationSquare(page5a, QRectF(50, 50, 50, 50), 3.0, Qt::green, Qt::red, "Title1", "Subject1", "Contents - green filling, red boundary");
builder.setAnnotationBorderStyle(annotation, pdf::PDFAnnotationBorder::Style::Solid, 2.718);
builder.setAnnotationColor(annotation, Qt::black);
builder.updateAnnotationAppearanceStreams(annotation);
}
{
pdf::PDFObjectReference annotation = builder.createAnnotationSquare(page5a, QRectF(50, 150, 50, 50), 3.0, Qt::green, Qt::red, "Title1", "Subject1", "Contents - green filling, red boundary");
builder.setAnnotationBorderStyle(annotation, pdf::PDFAnnotationBorder::Style::Underline, 2.718);
builder.setAnnotationColor(annotation, Qt::black);
builder.updateAnnotationAppearanceStreams(annotation);
}
{
pdf::PDFObjectReference annotation = builder.createAnnotationSquare(page5a, QRectF(50, 250, 50, 50), 3.0, Qt::green, Qt::red, "Title1", "Subject1", "Contents - green filling, red boundary");
builder.setAnnotationBorderStyle(annotation, pdf::PDFAnnotationBorder::Style::Inset, 2.718);
builder.setAnnotationColor(annotation, Qt::black);
builder.updateAnnotationAppearanceStreams(annotation);
}
{
pdf::PDFObjectReference annotation = builder.createAnnotationSquare(page5a, QRectF(150, 50, 50, 50), 3.0, Qt::green, Qt::red, "Title1", "Subject1", "Contents - green filling, red boundary");
builder.setAnnotationBorderStyle(annotation, pdf::PDFAnnotationBorder::Style::Beveled, 2.718);
builder.setAnnotationColor(annotation, Qt::black);
builder.updateAnnotationAppearanceStreams(annotation);
}
{
pdf::PDFObjectReference annotation = builder.createAnnotationSquare(page5a, QRectF(150, 150, 50, 50), 3.0, Qt::green, Qt::red, "Title1", "Subject1", "Contents - green filling, red boundary");
builder.setAnnotationBorderStyle(annotation, pdf::PDFAnnotationBorder::Style::Dashed, 2.718);
builder.setAnnotationColor(annotation, Qt::black);
builder.updateAnnotationAppearanceStreams(annotation);
}
{
pdf::PDFObjectReference annotation = builder.createAnnotationSquare(page5a, QRectF(150, 250, 50, 50), 3.0, Qt::green, Qt::red, "Title1", "Subject1", "Contents - green filling, red boundary");
builder.setAnnotationBorder(annotation, 5.0, 3.0, 2.0);
builder.setAnnotationColor(annotation, Qt::black);
builder.updateAnnotationAppearanceStreams(annotation);
}
}
pdf::PDFObjectReference page6 = builder.appendPage(QRectF(0, 0, 400, 400));
builder.createAnnotationCircle(page6, QRectF(50, 50, 50, 50), 3.0, Qt::green, Qt::red, "Title1", "Subject1", "Contents - green filling, red boundary");
builder.createAnnotationCircle(page6, QRectF(50, 150, 50, 50), 3.0, QColor(), Qt::red, "Title2", "Subject2", "Contents - red boundary");
builder.createAnnotationCircle(page6, QRectF(50, 250, 50, 50), 3.0, Qt::green, QColor(), "Title3", "Subject3", "Contents - green filling");
pdf::PDFObjectReference page7 = builder.appendPage(QRectF(0, 0, 400, 400));
QPolygonF polygon;
QRectF polygonRect(50, 50, 50, 50);
polygon << polygonRect.topLeft() << polygonRect.center() << polygonRect.topRight() << polygonRect.bottomRight() << polygonRect.bottomLeft() << polygonRect.topLeft();
builder.createAnnotationPolygon(page7, polygon, 2.0, Qt::green, Qt::yellow, "Title", "Subject", "Contents");
polygon.translate(0, 100);
builder.createAnnotationPolygon(page7, polygon, 2.0, Qt::red, Qt::cyan, "Title", "Subject", "Contents");
polygon.pop_back();
polygon.translate(200, 0);
builder.createAnnotationPolyline(page7, polygon, 2.0, Qt::green, Qt::yellow, "Title", "Subject", "Contents", pdf::AnnotationLineEnding::ClosedArrow, pdf::AnnotationLineEnding::Circle);
polygon.translate(0, -100);
builder.createAnnotationPolyline(page7, polygon, 2.0, Qt::green, Qt::yellow, "Title", "Subject", "Contents", pdf::AnnotationLineEnding::ClosedArrow, pdf::AnnotationLineEnding::Circle);
pdf::PDFObjectReference page8 = builder.appendPage(QRectF(0, 0, 400, 400));
builder.createAnnotationHighlight(page8, QRectF(50, 50, 50, 50), Qt::yellow, "Title1", "Subject1", "Contents - green filling, red boundary");
builder.createAnnotationHighlight(page8, QRectF(50, 150, 50, 50), Qt::green);
builder.createAnnotationHighlight(page8, QRectF(50, 250, 50, 50), Qt::red);
pdf::PDFObjectReference page9 = builder.appendPage(QRectF(0, 0, 400, 400));
builder.createAnnotationUnderline(page9, QRectF(50, 50, 50, 50), Qt::yellow, "Title1", "Subject1", "Contents - green filling, red boundary");
builder.createAnnotationUnderline(page9, QRectF(50, 150, 50, 50), Qt::green);
builder.createAnnotationUnderline(page9, QRectF(50, 250, 50, 50), Qt::red);
pdf::PDFObjectReference page10 = builder.appendPage(QRectF(0, 0, 400, 400));
builder.createAnnotationSquiggly(page10, QRectF(50, 50, 50, 50), Qt::yellow, "Title1", "Subject1", "Contents - green filling, red boundary");
builder.createAnnotationSquiggly(page10, QRectF(50, 150, 50, 50), Qt::green);
builder.createAnnotationSquiggly(page10, QRectF(50, 250, 50, 50), Qt::red);
pdf::PDFObjectReference page11 = builder.appendPage(QRectF(0, 0, 400, 400));
builder.createAnnotationStrikeout(page11, QRectF(50, 50, 50, 50), Qt::yellow, "Title1", "Subject1", "Contents - green filling, red boundary");
builder.createAnnotationStrikeout(page11, QRectF(50, 150, 50, 50), Qt::green);
builder.createAnnotationStrikeout(page11, QRectF(50, 250, 50, 50), Qt::red);
pdf::PDFObjectReference page12 = builder.appendPage(QRectF(0, 0, 400, 400));
builder.createAnnotationCaret(page12, QRectF(50, 50, 50, 50), 3.0, Qt::blue, "Title1", "Subject1", "Contents - green filling, red boundary");
builder.createAnnotationCaret(page12, QRectF(50, 150, 50, 50), 3.0, Qt::red, "Title2", "Subject2", "Contents - red boundary");
builder.createAnnotationCaret(page12, QRectF(50, 250, 50, 50), 3.0, Qt::green, "Title3", "Subject3", "Contents - green filling");
pdf::PDFObjectReference page13 = builder.appendPage(QRectF(0, 0, 400, 400));
{
QPolygonF polygonInk;
polygonInk << QPointF(50, 50);
polygonInk << QPointF(50, 100);
polygonInk << QPointF(100, 50);
builder.createAnnotationInk(page13, polygonInk, 2.0, Qt::red, "Title", "Subject", "Contents");
}
{
QPolygonF polygonInk;
polygonInk << QPointF(50, 50);
polygonInk << QPointF(50, 100);
polygonInk << QPointF(100, 50);
polygonInk.translate(150, 0);
builder.createAnnotationInk(page13, polygonInk, 2.0, Qt::red, "Title", "Subject", "Contents");
}
{
pdf::Polygons polygonInk;
QPolygonF polygonPart;
polygonPart << QPointF(50, 50);
polygonPart << QPointF(50, 100);
polygonPart << QPointF(100, 50);
polygonPart << QPointF(50, 50);
polygonPart.translate(0, 150);
polygonInk.push_back(polygonPart);
polygonPart.translate(150, 0);
polygonInk.push_back(polygonPart);
builder.createAnnotationInk(page13, polygonInk, 2.0, Qt::red, "Title", "Subject", "Contents");
}
pdf::PDFObjectReference page14 = builder.appendPage(QRectF(0, 0, 400, 400));
builder.createAnnotationStamp(page14, QRectF(10, 50, 100, 50), pdf::Stamp::Approved, "Title", "Subject", "Contents");
builder.createAnnotationStamp(page14, QRectF(10, 100, 100, 50), pdf::Stamp::AsIs, "Title", "Subject", "Contents");
builder.createAnnotationStamp(page14, QRectF(10, 150, 100, 50), pdf::Stamp::Confidential, "Title", "Subject", "Contents");
builder.createAnnotationStamp(page14, QRectF(10, 200, 100, 50), pdf::Stamp::Departmental, "Title", "Subject", "Contents");
builder.createAnnotationStamp(page14, QRectF(10, 250, 100, 50), pdf::Stamp::Draft, "Title", "Subject", "Contents");
builder.createAnnotationStamp(page14, QRectF(10, 300, 100, 50), pdf::Stamp::Experimental, "Title", "Subject", "Contents");
builder.createAnnotationStamp(page14, QRectF(10, 350, 100, 50), pdf::Stamp::Expired, "Title", "Subject", "Contents");
builder.createAnnotationStamp(page14, QRectF(210, 50, 100, 50), pdf::Stamp::Final, "Title", "Subject", "Contents");
builder.createAnnotationStamp(page14, QRectF(210, 100, 100, 50), pdf::Stamp::ForComment, "Title", "Subject", "Contents");
builder.createAnnotationStamp(page14, QRectF(210, 150, 100, 50), pdf::Stamp::ForPublicRelease, "Title", "Subject", "Contents");
builder.createAnnotationStamp(page14, QRectF(210, 200, 100, 50), pdf::Stamp::NotApproved, "Title", "Subject", "Contents");
builder.createAnnotationStamp(page14, QRectF(210, 250, 100, 50), pdf::Stamp::NotForPublicRelease, "Title", "Subject", "Contents");
builder.createAnnotationStamp(page14, QRectF(210, 300, 100, 50), pdf::Stamp::Sold, "Title", "Subject", "Contents");
builder.createAnnotationStamp(page14, QRectF(210, 350, 100, 50), pdf::Stamp::TopSecret, "Title", "Subject", "Contents");
pdf::PDFObjectReference page15 = builder.appendPage(QRectF(0, 0, 400, 400));
builder.createAnnotationFileAttachment(page15, QPointF(50, 150), pdf::PDFObjectReference(), pdf::FileAttachmentIcon::PushPin, "Title", "File description");
builder.createAnnotationFileAttachment(page15, QPointF(50, 350), pdf::PDFObjectReference(), pdf::FileAttachmentIcon::Graph, "Title", "File description");
builder.createAnnotationFileAttachment(page15, QPointF(250, 150), pdf::PDFObjectReference(), pdf::FileAttachmentIcon::Paperclip, "Title", "File description");
builder.createAnnotationFileAttachment(page15, QPointF(250, 350), pdf::PDFObjectReference(), pdf::FileAttachmentIcon::Tag, "Title", "File description");
// Write result to a file
pdf::PDFDocument document = builder.build();
pdf::PDFDocumentWriter writer(nullptr);
writer.write("Ex_Annotations.pdf", &document, false);
}
void PDFExamplesGenerator::generatePageBoxesExample()
{
pdf::PDFDocumentBuilder builder;
builder.setDocumentTitle("Test document - Page Boxes");
builder.setDocumentAuthor("Jakub Melka");
builder.setDocumentCreator(QCoreApplication::applicationName());
builder.setDocumentSubject("Testing page boxes");
builder.setLanguage(QLocale::system());
pdf::PDFObjectReference pageReference = builder.appendPage(QRectF(0, 0, 200, 200));
builder.setPageMediaBox(pageReference, QRectF(0, 0, 400, 400));
builder.setPageCropBox(pageReference, QRectF(10, 10, 380, 380));
builder.setPageBleedBox(pageReference, QRectF(20, 20, 360, 360));
builder.setPageTrimBox(pageReference, QRectF(30, 30, 340, 340));
// Write result to a file
pdf::PDFDocument document = builder.build();
pdf::PDFDocumentWriter writer(nullptr);
writer.write("Ex_PageBoxes.pdf", &document, false);
}
void PDFExamplesGenerator::generateOutlineExample()
{
pdf::PDFDocumentBuilder builder;
builder.setDocumentTitle("Test document - Outline");
builder.setDocumentAuthor("Jakub Melka");
builder.setDocumentCreator(QCoreApplication::applicationName());
builder.setDocumentSubject("Testing outline");
builder.setLanguage(QLocale::system());
pdf::PDFObjectReference pageReference = builder.appendPage(QRectF(0, 0, 200, 200));
pdf::PDFOutlineItem root;
pdf::PDFOutlineItem* child = new pdf::PDFOutlineItem();
child->setTitle("Toto je kořen");
child->setAction(pdf::PDFActionPtr(new pdf::PDFActionGoTo(pdf::PDFDestination::createFit(pageReference), pdf::PDFDestination())));
root.addChild(QSharedPointer<pdf::PDFOutlineItem>(child));
child = new pdf::PDFOutlineItem();
child->setTitle("Toto je druhý kořen");
child->setAction(pdf::PDFActionPtr(new pdf::PDFActionGoTo(pdf::PDFDestination::createFit(pageReference), pdf::PDFDestination())));
child->setFontBold(true);
child->setTextColor(Qt::green);
root.addChild(QSharedPointer<pdf::PDFOutlineItem>(child));
pdf::PDFOutlineItem* subchild = new pdf::PDFOutlineItem();
subchild->setTitle("Toto je dítě");
subchild->setAction(pdf::PDFActionPtr(new pdf::PDFActionGoTo(pdf::PDFDestination::createFit(pageReference), pdf::PDFDestination())));
child->addChild(QSharedPointer<pdf::PDFOutlineItem>(subchild));
builder.setOutline(&root);
// Write result to a file
pdf::PDFDocument document = builder.build();
pdf::PDFDocumentWriter writer(nullptr);
writer.write("Ex_Outline.pdf", &document, false);
}
void PDFExamplesGenerator::generatePageDrawExample()
{
pdf::PDFDocumentBuilder builder;
builder.setDocumentTitle("Test document - Page draw");
builder.setDocumentAuthor("Jakub Melka");
builder.setDocumentCreator(QCoreApplication::applicationName());
builder.setDocumentSubject("Testing page draw");
builder.setLanguage(QLocale::system());
QPainter* painter = nullptr;
pdf::PDFPageContentStreamBuilder pageContentStreamBuilder(&builder);
painter = pageContentStreamBuilder.beginNewPage(QRectF(0, 0, 300, 480));
painter->drawEllipse(QPointF(150, 240), 65, 25);
painter->fillRect(QRectF(0, 0, 50, 50), Qt::green);
pageContentStreamBuilder.end(painter);
painter = pageContentStreamBuilder.beginNewPage(QRectF(0, 0, 300, 480));
painter->drawText(QPointF(50, 50), "This is testing text!");
pageContentStreamBuilder.end(painter);
// Write result to a file
pdf::PDFDocument document = builder.build();
pdf::PDFDocumentWriter writer(nullptr);
writer.write("Ex_PageDraw.pdf", &document, false);
}