/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */

#ifndef INCLUDED_VCL_SOURCE_FILTER_IPDF_PDFREAD_HXX
#define INCLUDED_VCL_SOURCE_FILTER_IPDF_PDFREAD_HXX

#include <vector>
#include <tools/gen.hxx>
#include <tools/stream.hxx>

namespace com
{
namespace sun
{
namespace star
{
namespace uno
{
template <typename> class Sequence;
}
}
}
}
class Bitmap;
class Graphic;

namespace vcl
{
/// Fills the rBitmaps vector with rendered pages.
VCL_DLLPUBLIC size_t RenderPDFBitmaps(const void* pBuffer, int nSize, std::vector<Bitmap>& rBitmaps,
                                      size_t nFirstPage = 0, int nPages = 1,
                                      double fResolutionDPI = 96.);

/// Imports a PDF stream into rGraphic as a GDIMetaFile.
VCL_DLLPUBLIC bool ImportPDF(SvStream& rStream, Bitmap& rBitmap, size_t nPageIndex,
                             std::vector<sal_Int8>& rPdfData,
                             sal_uInt64 nPos = STREAM_SEEK_TO_BEGIN,
                             sal_uInt64 nSize = STREAM_SEEK_TO_END, double fResolutionDPI = 96.);

VCL_DLLPUBLIC bool ImportPDF(SvStream& rStream, Graphic& rGraphic, double fResolutionDPI = 96.);

VCL_DLLPUBLIC size_t ImportPDF(const OUString& rURL, std::vector<Bitmap>& rBitmaps,
                               std::vector<sal_Int8>& rPdfData, double fResolutionDPI = 96.);

/// Import PDF as Graphic images (1 per page), all unloaded.
/// Since Graphic is unloaded, we need to return the page size (in pixels) separately.
/// Does not set rPdfData if no conversion is done.
/// Returns the number of pages read.
VCL_DLLPUBLIC size_t ImportPDFUnloaded(const OUString& rURL,
                                       std::vector<std::pair<Graphic, Size>>& rGraphics,
                                       double fResolutionDPI = 96.);
}

#endif // INCLUDED_VCL_SOURCE_FILTER_IPDF_PDFREAD_HXX

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