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61 lines
1.6 KiB
C++
61 lines
1.6 KiB
C++
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//
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// Image.cpp
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//
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// This sample demonstrates the generation and saving of a PDF
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// document that contains an mbedded image loaded from external file.
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#include "Poco/PDF/Document.h"
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#include "Poco/Path.h"
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#include "Poco/File.h"
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#if defined(POCO_OS_FAMILY_UNIX)
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const std::string pdfFileName = "${POCO_BASE}/PDF/samples/Image/Image.pdf";
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const std::string pngFileName = "${POCO_BASE}/PDF/samples/Image/logo.png";
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#elif defined(POCO_OS_FAMILY_WINDOWS)
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const std::string pdfFileName = "%POCO_BASE%/PDF/samples/Image/Image.pdf";
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const std::string pngFileName = "%POCO_BASE%/PDF/samples/Image/logo.PNG";
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#endif
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using Poco::PDF::Document;
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using Poco::PDF::Font;
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using Poco::PDF::Page;
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using Poco::PDF::Image;
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using Poco::Path;
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using Poco::File;
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int main(int argc, char** argv)
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{
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File pdfFile(Path::expand(pdfFileName));
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if (pdfFile.exists()) pdfFile.remove();
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File pngFile(Path::expand(pngFileName));
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Document document(pdfFile.path());
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Page page = document[0];
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Font helv = document.font("Helvetica");
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page.setFont(helv, 24);
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std::string hello = "Hello PDF World from ";
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float textWidth = page.textWidth(hello);
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float textBegin = (page.getWidth() - textWidth) / 2;
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page.writeOnce(textBegin, page.getHeight() - 50, hello);
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Image image = document.loadPNGImage(pngFile.path());
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page.drawImage(image, textBegin + textWidth / 2 - image.width() / 2,
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page.getHeight() - 100 - image.height(),
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image.width(),
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image.height());
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document.save();
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return 0;
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}
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