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79998fdc62
Since be836909c5 the positioning of super- and subscripts
for symbol fonts has been broken because the metrics of the
font of the environment (rather than those of the symbol itself)
were used.
95 lines
2.4 KiB
C++
95 lines
2.4 KiB
C++
// -*- C++ -*-
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/**
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* \file MathSupport.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 Alejandro Aguilar Sierra
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* \author André Pönitz
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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 MATH_SUPPORT_H
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#define MATH_SUPPORT_H
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#include "MathParser_flags.h"
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#include "support/strfwd.h"
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namespace lyx {
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class MetricsBase;
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class MetricsInfo;
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class PainterInfo;
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class FontInfo;
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class Dimension;
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class MathData;
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class MathAtom;
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class InsetMath;
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class latexkeys;
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class LaTeXFeatures;
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int mathed_font_em(FontInfo const &);
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int mathed_font_x_height(FontInfo const & font);
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int mathed_mu(FontInfo const & font, double mu);
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int mathed_thinmuskip(FontInfo const & font);
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int mathed_medmuskip(FontInfo const & font);
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int mathed_thickmuskip(FontInfo const & font);
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int mathed_char_width(FontInfo const &, char_type c);
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int mathed_char_kerning(FontInfo const &, char_type c);
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void mathed_draw_deco(PainterInfo & pi, int x, int y, int w, int h,
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docstring const & name);
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void mathed_string_dim(FontInfo const & font,
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docstring const & s,
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Dimension & dim);
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int mathed_string_width(FontInfo const &, docstring const & s);
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int mathedSymbolDim(MetricsBase & mb, Dimension & dim, latexkeys const * sym);
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void mathedSymbolDraw(PainterInfo & pi, int x, int y, latexkeys const * sym);
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void metricsStrRedBlack(MetricsInfo & mi, Dimension & dim, docstring const & s);
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void drawStrRed(PainterInfo & pi, int x, int y, docstring const & s);
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void drawStrBlack(PainterInfo & pi, int x, int y, docstring const & s);
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void math_font_max_dim(FontInfo const &, int & asc, int & desc);
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void augmentFont(FontInfo & f, std::string const & cmd);
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bool isFontName(std::string const & name);
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bool isMathFont(std::string const & name);
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bool isTextFont(std::string const & name);
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bool isAlphaSymbol(MathAtom const & at);
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// converts single cell to string
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docstring asString(MathData const & ar);
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// converts single inset to string
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docstring asString(InsetMath const &);
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docstring asString(MathAtom const &);
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// converts string to single cell
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void asArray(docstring const &, MathData &, Parse::flags f = Parse::NORMAL);
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// simulate axis height (font dimension sigma 22)
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int axis_height(MetricsBase & mb);
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void validate_math_word(LaTeXFeatures & features, docstring const & word);
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} // namespace lyx
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#endif
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