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57 lines
1.0 KiB
C++
57 lines
1.0 KiB
C++
// -*- C++ -*-
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/**
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* \file FontLoader.h
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Abdelrazak Younes
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*
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* Full author contact details are available in file CREDITS.
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*/
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#ifndef FONTLOADER_H
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#define FONTLOADER_H
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#include "support/strfwd.h"
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namespace lyx {
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class FontInfo;
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namespace frontend {
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class FontMetrics;
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/// Hold info about a particular font
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class FontLoader
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{
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public:
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///
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FontLoader();
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/// Clears cache
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~FontLoader();
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/// Update fonts after zoom, dpi, font names, or norm change
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// (basically by deleting all cached values)
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void update();
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/// Is the given font available ?
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bool available(FontInfo const & f);
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/// Can the given symbol be displayed in general?
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bool canBeDisplayed(char_type c);
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/// Get the Font metrics for this FontInfo
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FontMetrics const & metrics(FontInfo const & f);
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};
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} // namespace frontend
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/// Implementation is in Application.cpp
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extern frontend::FontLoader & theFontLoader();
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} // namespace lyx
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#endif // FONTLOADER_H
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