| /**************************************************************************** |
| ** |
| ** Copyright (C) 2020 The Qt Company Ltd. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtPDF module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL3$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
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| ** |
| ** GNU Lesser General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU Lesser |
| ** General Public License version 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPLv3 included in the |
| ** packaging of this file. Please review the following information to |
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| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or later as published by the Free |
| ** Software Foundation and appearing in the file LICENSE.GPL included in |
| ** the packaging of this file. Please review the following information to |
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| ** met: http://www.gnu.org/licenses/gpl-2.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #ifndef QPDFDOCUMENT_P_H |
| #define QPDFDOCUMENT_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include "qpdfdocument.h" |
| |
| #include "third_party/pdfium/public/fpdfview.h" |
| #include "third_party/pdfium/public/fpdf_dataavail.h" |
| |
| #include <QtCore/qbuffer.h> |
| #include <QtCore/qmutex.h> |
| #include <QtCore/qpointer.h> |
| #include <QtNetwork/qnetworkreply.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QPdfMutexLocker : public QMutexLocker |
| { |
| public: |
| QPdfMutexLocker(); |
| }; |
| |
| class Q_PDF_PRIVATE_EXPORT QPdfDocumentPrivate: public FPDF_FILEACCESS, public FX_FILEAVAIL, public FX_DOWNLOADHINTS |
| { |
| public: |
| QPdfDocumentPrivate(); |
| ~QPdfDocumentPrivate(); |
| |
| QPdfDocument *q; |
| |
| FPDF_AVAIL avail; |
| FPDF_DOCUMENT doc; |
| bool loadComplete; |
| |
| QPointer<QIODevice> device; |
| QScopedPointer<QIODevice> ownDevice; |
| QBuffer asyncBuffer; |
| QPointer<QIODevice> sequentialSourceDevice; |
| QByteArray password; |
| |
| QPdfDocument::Status status; |
| QPdfDocument::DocumentError lastError; |
| int pageCount; |
| |
| void clear(); |
| |
| void load(QIODevice *device, bool ownDevice); |
| void loadAsync(QIODevice *device); |
| |
| void _q_tryLoadingWithSizeFromContentHeader(); |
| void initiateAsyncLoadWithTotalSizeKnown(quint64 totalSize); |
| void _q_copyFromSequentialSourceDevice(); |
| void tryLoadDocument(); |
| void checkComplete(); |
| bool checkPageComplete(int page); |
| void setStatus(QPdfDocument::Status status); |
| |
| static FPDF_BOOL fpdf_IsDataAvail(struct _FX_FILEAVAIL* pThis, size_t offset, size_t size); |
| static int fpdf_GetBlock(void* param, unsigned long position, unsigned char* pBuf, unsigned long size); |
| static void fpdf_AddSegment(struct _FX_DOWNLOADHINTS* pThis, size_t offset, size_t size); |
| void updateLastError(); |
| QString getText(FPDF_TEXTPAGE textPage, int startIndex, int count); |
| QPointF getCharPosition(FPDF_TEXTPAGE textPage, double pageHeight, int charIndex); |
| QRectF getCharBox(FPDF_TEXTPAGE textPage, double pageHeight, int charIndex); |
| |
| struct TextPosition { |
| QPointF position; |
| qreal height = 0; |
| int charIndex = -1; |
| }; |
| TextPosition hitTest(int page, QPointF position); |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QPDFDOCUMENT_P_H |