mirror of https://github.com/JakubMelka/PDF4QT.git
117 lines
7.6 KiB
C++
117 lines
7.6 KiB
C++
// Copyright (C) 2020 Jakub Melka
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//
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// This file is part of PdfForQt.
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//
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// PdfForQt 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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// (at your option) any later version.
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//
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// PdfForQt 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 PDFForQt. If not, see <https://www.gnu.org/licenses/>.
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#include "pdfexamplesgenerator.h"
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#include "pdfdocumentbuilder.h"
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#include "pdfdocumentwriter.h"
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void PDFExamplesGenerator::generateAnnotationsExample()
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{
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pdf::PDFDocumentBuilder builder;
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pdf::PDFObjectReference page1 = builder.appendPage(QRectF(0, 0, 400, 400));
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builder.createAnnotationText(page1, QRectF(50, 50, 24, 24), pdf::TextAnnotationIcon::Comment, "Title1", "Subject1", "Comment", false);
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builder.createAnnotationText(page1, QRectF(50, 100, 24, 24), pdf::TextAnnotationIcon::Help, "Title1", "Subject1", "Help", false);
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builder.createAnnotationText(page1, QRectF(50, 150, 24, 24), pdf::TextAnnotationIcon::Insert, "Title1", "Subject1", "Insert", false);
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builder.createAnnotationText(page1, QRectF(50, 200, 24, 24), pdf::TextAnnotationIcon::Key, "Title1", "Subject1", "Key", false);
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builder.createAnnotationText(page1, QRectF(50, 250, 24, 24), pdf::TextAnnotationIcon::NewParagraph, "Title1", "Subject1", "NewParagraph", false);
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builder.createAnnotationText(page1, QRectF(50, 300, 24, 24), pdf::TextAnnotationIcon::Note, "Title1", "Subject1", "Note", false);
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builder.createAnnotationText(page1, QRectF(50, 350, 24, 24), pdf::TextAnnotationIcon::Paragraph, "Title1", "Subject1", "Paragraph", false);
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builder.createAnnotationText(page1, QRectF(250, 50, 24, 24), pdf::TextAnnotationIcon::Comment, "Title1", "Subject1", "Comment", true);
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builder.createAnnotationText(page1, QRectF(250, 100, 24, 24), pdf::TextAnnotationIcon::Help, "Title1", "Subject1", "Help", true);
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builder.createAnnotationText(page1, QRectF(250, 150, 24, 24), pdf::TextAnnotationIcon::Insert, "Title1", "Subject1", "Insert", true);
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builder.createAnnotationText(page1, QRectF(250, 200, 24, 24), pdf::TextAnnotationIcon::Key, "Title1", "Subject1", "Key", true);
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builder.createAnnotationText(page1, QRectF(250, 250, 24, 24), pdf::TextAnnotationIcon::NewParagraph, "Title1", "Subject1", "NewParagraph", true);
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builder.createAnnotationText(page1, QRectF(250, 300, 24, 24), pdf::TextAnnotationIcon::Note, "Title1", "Subject1", "Note", true);
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builder.createAnnotationText(page1, QRectF(250, 350, 24, 24), pdf::TextAnnotationIcon::Paragraph, "Title1", "Subject1", "Paragraph", true);
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pdf::PDFObjectReference page2 = builder.appendPage(QRectF(0, 0, 400, 400));
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builder.createAnnotationLink(page2, QRectF(50, 50, 200, 50), "www.seznam.cz", pdf::LinkHighlightMode::Invert);
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builder.createAnnotationLink(page2, QRectF(50, 150, 200, 50), "www.seznam.cz", pdf::LinkHighlightMode::None);
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builder.createAnnotationLink(page2, QRectF(50, 250, 200, 50), "www.seznam.cz", pdf::LinkHighlightMode::Outline);
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builder.createAnnotationLink(page2, QRectF(50, 350, 200, 50), "www.seznam.cz", pdf::LinkHighlightMode::Push);
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pdf::PDFObjectReference page3 = builder.appendPage(QRectF(0, 0, 400, 400));
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builder.createAnnotationFreeText(page3, QRectF(50, 50, 100, 50), "Title", "Subject", "Toto je dolni text", Qt::AlignLeft);
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builder.createAnnotationFreeText(page3, QRectF(50, 150, 100, 50), "Title", "Subject", "Toto je stredni text", Qt::AlignCenter);
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builder.createAnnotationFreeText(page3, QRectF(50, 250, 100, 50), "Title", "Subject", "Toto je horni text", Qt::AlignRight);
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builder.createAnnotationFreeText(page3, QRectF(250, 50, 100, 50), QRectF(300, 50, 50, 50), "Title", "Subject", "Toto je dolni text", Qt::AlignLeft, QPointF(250, 50), QPointF(300, 100), pdf::AnnotationLineEnding::OpenArrow, pdf::AnnotationLineEnding::ClosedArrow);
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builder.createAnnotationFreeText(page3, QRectF(250, 150, 100, 50), QRectF(50, 50, 50, 50), "Title", "Subject", "Toto je stredni text", Qt::AlignCenter, QPointF(250, 150), QPointF(300, 200), pdf::AnnotationLineEnding::OpenArrow, pdf::AnnotationLineEnding::ClosedArrow);
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builder.createAnnotationFreeText(page3, QRectF(250, 250, 100, 50), QRectF(0, 50, 50, 50), "Title", "Subject", "Toto je horni text", Qt::AlignRight, QPointF(250, 250), QPointF(300, 300), pdf::AnnotationLineEnding::OpenArrow, pdf::AnnotationLineEnding::ClosedArrow);
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pdf::PDFObjectReference page4 = builder.appendPage(QRectF(0, 0, 400, 400));
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std::vector<QRectF> lineRects;
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QRectF baseRect = QRectF(0, 0, 100, 50);
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qreal spaceCoef = 1.2;
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int lineRows = 400 / (baseRect.height() * spaceCoef);
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int lineCols = 400 / (baseRect.width() * spaceCoef);
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int lineNumber = 0;
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constexpr pdf::AnnotationLineEnding lineEndings[] =
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{
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pdf::AnnotationLineEnding::None,
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pdf::AnnotationLineEnding::Square,
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pdf::AnnotationLineEnding::Circle,
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pdf::AnnotationLineEnding::Diamond,
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pdf::AnnotationLineEnding::OpenArrow,
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pdf::AnnotationLineEnding::ClosedArrow,
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pdf::AnnotationLineEnding::Butt,
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pdf::AnnotationLineEnding::ROpenArrow,
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pdf::AnnotationLineEnding::RClosedArrow,
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pdf::AnnotationLineEnding::Slash
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};
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for (int i = 0; i < lineCols; ++i)
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{
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for (int j = 0; j < lineRows; ++j)
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{
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QRectF rect = baseRect.translated(i * baseRect.width() * spaceCoef, j * baseRect.height() * spaceCoef);
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QPointF start;
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QPointF end;
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if (lineNumber % 2 == 0)
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{
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start = rect.topLeft();
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end = rect.bottomRight();
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}
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else
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{
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start = rect.bottomLeft();
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end = rect.topRight();
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}
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pdf::AnnotationLineEnding lineEnding = lineEndings[lineNumber % std::size(lineEndings)];
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builder.createAnnotationLine(page4, rect, start, end, 2.0, Qt::yellow, Qt::green, "Title", "Subject", "Contents", lineEnding, lineEnding);
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++lineNumber;
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}
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}
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pdf::PDFObjectReference page5 = builder.appendPage(QRectF(0, 0, 400, 400));
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builder.createAnnotationSquare(page5, QRectF(50, 50, 50, 50), 3.0, Qt::green, Qt::red, "Title1", "Subject1", "Contents - green filling, red boundary");
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builder.createAnnotationSquare(page5, QRectF(50, 150, 50, 50), 3.0, QColor(), Qt::red, "Title2", "Subject2", "Contents - red boundary");
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builder.createAnnotationSquare(page5, QRectF(50, 250, 50, 50), 3.0, Qt::green, QColor(), "Title3", "Subject3", "Contents - green filling");
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pdf::PDFObjectReference page6 = builder.appendPage(QRectF(0, 0, 400, 400));
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builder.createAnnotationCircle(page6, QRectF(50, 50, 50, 50), 3.0, Qt::green, Qt::red, "Title1", "Subject1", "Contents - green filling, red boundary");
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builder.createAnnotationCircle(page6, QRectF(50, 150, 50, 50), 3.0, QColor(), Qt::red, "Title2", "Subject2", "Contents - red boundary");
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builder.createAnnotationCircle(page6, QRectF(50, 250, 50, 50), 3.0, Qt::green, QColor(), "Title3", "Subject3", "Contents - green filling");
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// Write result to a file
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pdf::PDFDocument document = builder.build();
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pdf::PDFDocumentWriter writer(nullptr);
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writer.write("Ex_Annotations.pdf", &document);
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}
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