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268 lines
6.9 KiB
C++
268 lines
6.9 KiB
C++
// -*- C++ -*-
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/**
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* \file src/FontInfo.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 Lars Gullik Bjønnes
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* \author Jean-Marc Lasgouttes
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* \author Angus Leeming
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* \author Dekel Tsur
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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 FONT_PROPERTIES_H
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#define FONT_PROPERTIES_H
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#include "Color.h"
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#include "ColorCode.h"
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#include "FontEnums.h"
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#include "support/Changer.h"
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#include "support/strfwd.h"
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namespace lyx {
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namespace support { class Lexer; }
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///
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class FontInfo
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{
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public:
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///
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FontInfo();
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///
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FontInfo(
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FontFamily family,
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FontSeries series,
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FontShape shape,
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FontSize size,
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MathStyle style,
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ColorCode color,
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ColorCode background,
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FontState emph,
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FontState underbar,
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FontState strikeout,
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FontState xout,
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FontState uuline,
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FontState uwave,
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FontState noun,
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FontState number,
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FontState nospellcheck)
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: family_(family), series_(series), shape_(shape), size_(size),
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style_(style), color_(color), background_(background), emph_(emph),
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underbar_(underbar), strikeout_(strikeout), xout_(xout), uuline_(uuline),
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uwave_(uwave), noun_(noun), number_(number), nospellcheck_(nospellcheck)
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{}
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/// Decreases font size by one
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FontInfo & decSize();
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/// Increases font size by one
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FontInfo & incSize();
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/// \name Accessor methods
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//@{
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FontFamily family() const { return family_; }
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void setFamily(FontFamily f) { family_ = f; }
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FontSeries series() const { return series_; }
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void setSeries(FontSeries s) { series_ = s; }
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FontShape shape() const { return shape_; }
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void setShape(FontShape s) { shape_ = s; }
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FontSize size() const { return size_; }
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void setSize(FontSize s) { size_ = s; }
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MathStyle style() const {return style_; }
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void setStyle(MathStyle s) { style_ = s; }
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FontState emph() const { return emph_; }
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void setEmph(FontState e) { emph_ = e; }
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FontState underbar() const { return underbar_; }
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void setUnderbar(FontState u) { underbar_ = u; }
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FontState strikeout() const { return strikeout_; }
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void setStrikeout(FontState s) { strikeout_ = s; }
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FontState xout() const { return xout_; }
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void setXout(FontState s) { xout_ = s; }
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FontState uuline() const { return uuline_; }
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void setUuline(FontState s) { uuline_ = s; }
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FontState uwave() const { return uwave_; }
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void setUwave(FontState s) { uwave_ = s; }
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FontState noun() const { return noun_; }
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void setNoun(FontState n) { noun_ = n; }
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FontState number() const { return number_; }
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void setNumber(FontState n) { number_ = n; }
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ColorCode color() const { return color_; }
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void setColor(ColorCode c) { color_ = c; }
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ColorCode background() const { return background_; }
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void setBackground(ColorCode b) { background_ = b; }
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FontState nospellcheck() const { return nospellcheck_; }
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void setNoSpellcheck(FontState n) { nospellcheck_ = n; }
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//@}
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///
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void update(FontInfo const & newfont, bool toggleall);
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/** Reduce font to fall back to template where possible.
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Equal fields are reduced to INHERIT */
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void reduce(FontInfo const & tmplt);
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/// Realize font from a template (INHERIT are realized)
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FontInfo & realize(FontInfo const & tmplt);
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/// Is a given font fully resolved?
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bool resolved() const;
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/// The real color of the font. This can be the color that is
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/// set for painting, the color of the font or a default color.
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Color realColor() const;
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/// Sets the color which is used during painting
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void setPaintColor(Color c) { paint_color_ = c; }
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/// Compute the font size, taking size and math style into account.
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double realSize() const;
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///
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docstring asCSS() const;
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/// Converts logical attributes to concrete shape attribute
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/// Try hard to inline this as it shows up with 4.6 % in the profiler.
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FontShape realShape() const
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{
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if (noun_ == FONT_ON)
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return SMALLCAPS_SHAPE;
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if (emph_ == FONT_ON)
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return (shape_ == ITALIC_SHAPE || shape_ == SLANTED_SHAPE)
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? UP_SHAPE : ITALIC_SHAPE;
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return shape_;
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}
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bool isSymbolFont() const
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{
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switch (family_) {
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case SYMBOL_FAMILY:
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case CMSY_FAMILY:
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case CMM_FAMILY:
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case CMEX_FAMILY:
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case MSA_FAMILY:
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case MSB_FAMILY:
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case STMARY_FAMILY:
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case WASY_FAMILY:
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case ESINT_FAMILY:
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return true;
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default:
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return false;
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}
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}
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/// Temporarily replace the color with \param color.
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Changer changeColor(ColorCode const color);
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/// Temporarily replace the shape with \param shape.
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Changer changeShape(FontShape const shape);
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/// Temporarily replace the style
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Changer changeStyle(MathStyle style);
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/// Temporarily replace the FontInfo with \param font, and optionally
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/// \param realize the \param font against the current FontInfo.
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Changer change(FontInfo font, bool realize = false);
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/// Build GUI description of font state
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docstring const stateText(bool const terse = false) const;
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private:
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friend bool operator==(FontInfo const & lhs, FontInfo const & rhs);
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///
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FontFamily family_;
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///
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FontSeries series_;
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///
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FontShape shape_;
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///
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FontSize size_;
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///
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MathStyle style_;
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///
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ColorCode color_;
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///
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ColorCode background_;
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/// The color used for painting
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Color paint_color_;
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///
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FontState emph_;
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///
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FontState underbar_;
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///
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FontState strikeout_;
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///
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FontState xout_;
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///
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FontState uuline_;
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///
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FontState uwave_;
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///
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FontState noun_;
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///
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FontState number_;
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///
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FontState nospellcheck_;
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};
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inline bool operator==(FontInfo const & lhs, FontInfo const & rhs)
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{
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return lhs.family_ == rhs.family_
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&& lhs.series_ == rhs.series_
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&& lhs.shape_ == rhs.shape_
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&& lhs.size_ == rhs.size_
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&& lhs.style_ == rhs.style_
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&& lhs.color_ == rhs.color_
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&& lhs.background_ == rhs.background_
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&& lhs.emph_ == rhs.emph_
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&& lhs.underbar_ == rhs.underbar_
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&& lhs.strikeout_ == rhs.strikeout_
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&& lhs.xout_ == rhs.xout_
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&& lhs.uuline_ == rhs.uuline_
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&& lhs.uwave_ == rhs.uwave_
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&& lhs.noun_ == rhs.noun_
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&& lhs.number_ == rhs.number_
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&& lhs.nospellcheck_ == rhs.nospellcheck_;
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}
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inline bool operator!=(FontInfo const & lhs, FontInfo const & rhs)
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{
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return !operator==(lhs, rhs);
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}
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/// Sane font.
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extern FontInfo const sane_font;
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/// All inherit font.
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extern FontInfo const inherit_font;
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/// All ignore font.
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extern FontInfo const ignore_font;
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/// Set family after LyX text format
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void setLyXFamily(std::string const &, FontInfo &);
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/// Set series after LyX text format
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void setLyXSeries(std::string const &, FontInfo &);
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/// Set shape after LyX text format
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void setLyXShape(std::string const &, FontInfo &);
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/// Set size after LyX text format
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void setLyXSize(std::string const &, FontInfo &);
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/// Sets color after LyX text format
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void setLyXColor(std::string const &, FontInfo &);
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/// Returns misc flag after LyX text format
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FontState setLyXMisc(std::string const &);
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/// Read a font specification from Lexer. Used for layout files.
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FontInfo lyxRead(support::Lexer &, FontInfo const & fi = sane_font);
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/// Write a font specification. Used for layout files.
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void lyxWrite(std::ostream &, FontInfo const &, std::string const &, int);
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} // namespace lyx
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#endif
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