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80 lines
2.6 KiB
C++
80 lines
2.6 KiB
C++
/***************************************************************************
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* Copyright (C) 2006 by Tobias Koenig <tokoe@kde.org> *
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* Copyright (C) 2007 by Pino Toscano <pino@kde.org> *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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***************************************************************************/
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#ifndef _OKULAR_TEXTPAGE_P_H_
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#define _OKULAR_TEXTPAGE_P_H_
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#include <QList>
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#include <QMap>
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#include <QPair>
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#include <QTransform>
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class SearchPoint;
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/**
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* Memory-optimized storage of a TextEntity. Stores a string and its bounding box.
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*
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* When a generator adds a TextEntity to a TextPage, it is internally stored as TinyTextEntity.
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* TinyTextEntity is also internally used to get the geometry of text selections and highlight areas.
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*
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* @see TextEntity
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*/
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class TinyTextEntity;
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class RegionText;
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namespace Okular
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{
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class PagePrivate;
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typedef QList<TinyTextEntity *> TextList;
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/**
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* Returns whether the two strings match.
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* Satisfies the condition that if two strings match then their lengths are equal.
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*/
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typedef bool (*TextComparisonFunction)(const QStringRef &from, const QStringRef &to);
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/**
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* A list of RegionText. It keeps a bunch of TextList with their bounding rectangles
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*/
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typedef QList<RegionText> RegionTextList;
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class TextPagePrivate
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{
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public:
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TextPagePrivate();
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~TextPagePrivate();
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RegularAreaRect *findTextInternalForward(int searchID, const QString &query, TextComparisonFunction comparer, const TextList::ConstIterator &start, int start_offset, const TextList::ConstIterator &end);
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RegularAreaRect *findTextInternalBackward(int searchID, const QString &query, TextComparisonFunction comparer, const TextList::ConstIterator &start, int start_offset, const TextList::ConstIterator &end);
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/**
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* Copy a TextList to m_words, the pointers of list are adopted
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*/
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void setWordList(const TextList &list);
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/**
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* Make necessary modifications in the TextList to make the text order correct, so
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* that textselection works fine
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*/
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void correctTextOrder();
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// variables those can be accessed directly from TextPage
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TextList m_words;
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QMap<int, SearchPoint *> m_searchPoints;
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Page *m_page;
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private:
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RegularAreaRect *searchPointToArea(const SearchPoint *sp);
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};
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}
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#endif
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