mirror of https://github.com/JakubMelka/PDF4QT.git
58 lines
2.2 KiB
C
58 lines
2.2 KiB
C
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// 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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#ifndef PDFDOCUMENTDRAWINTERFACE_H
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#define PDFDOCUMENTDRAWINTERFACE_H
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#include "pdfglobal.h"
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class QPainter;
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namespace pdf
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{
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class PDFPrecompiledPage;
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class PDFTextLayoutGetter;
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class PDFFORQTLIBSHARED_EXPORT IDocumentDrawInterface
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{
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public:
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explicit inline IDocumentDrawInterface() = default;
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virtual ~IDocumentDrawInterface() = default;
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/// Performs drawing of additional graphics onto the painter using precompiled page,
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/// optionally text layout and page point to device point matrix.
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/// \param painter Painter
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/// \param pageIndex Page index
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/// \param compiledPage Compiled page
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/// \param layoutGetter Layout getter
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/// \param pagePointToDevicePointMatrix Matrix mapping page space to device point space
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virtual void drawPage(QPainter* painter,
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pdf::PDFInteger pageIndex,
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const PDFPrecompiledPage* compiledPage,
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PDFTextLayoutGetter& layoutGetter,
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const QMatrix& pagePointToDevicePointMatrix) const;
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/// Performs drawing of additional graphics after all pages are drawn onto the painter.
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/// \param painter Painter
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/// \param rect Draw rectangle (usually viewport rectangle of the pdf widget)
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virtual void drawPostRendering(QPainter* painter, QRect rect) const;
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};
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} // namespace pdf
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#endif // PDFDOCUMENTDRAWINTERFACE_H
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