BaseStringMissingGlyphSearcher Class Reference

Base for missing glyph searchers that look for missing glyphs in strings. More...

#include <strings_func.h>

Inheritance diagram for BaseStringMissingGlyphSearcher:

Public Member Functions
void	DetermineRequiredGlyphs (FontSizes fontsizes) override
	Determine set of glyphs required for the current language.
virtual std::optional< std::string_view >	NextString ()=0
	Get the next string to search through.
virtual FontSize	DefaultSize ()=0
	Get the default (font) size of the string.
virtual void	Reset ()=0
	Reset the search, i.e.
Public Member Functions inherited from MissingGlyphSearcher
virtual	~MissingGlyphSearcher ()=default
	Ensure the destructor of the sub classes are called as well.

Additional Inherited Members
Data Fields inherited from MissingGlyphSearcher
FontSizes	missing_fontsizes {}
	Font sizes to actually search for.
std::set< char32_t >	missing_glyphs {}
	Glyphs to search for.

Detailed Description

Base for missing glyph searchers that look for missing glyphs in strings.

Definition at line 173 of file strings_func.h.

Member Function Documentation

DefaultSize()

virtual FontSize BaseStringMissingGlyphSearcher::DefaultSize ( )

pure virtual

Get the default (font) size of the string.

Returns

The font size.

Implemented in LanguagePackGlyphSearcher, and TextfileWindow.

Referenced by DetermineRequiredGlyphs().

DetermineRequiredGlyphs()

void BaseStringMissingGlyphSearcher::DetermineRequiredGlyphs ( FontSizes fontsizes )

overridevirtual

Determine set of glyphs required for the current language.

Parameters

fontsizes

Font sizes to test.

Implements MissingGlyphSearcher.

Definition at line 2304 of file strings.cpp.

References DefaultSize(), FontCache::Get(), IsInsideMM(), IsNonbreakingWhitespace(), IsTextDirectionChar(), IsWhitespace(), FontCache::MapCharToGlyph(), MissingGlyphSearcher::missing_fontsizes, MissingGlyphSearcher::missing_glyphs, NextString(), Reset(), and BaseBitSet< Timpl, Tvalue_type, Tstorage, Tmask >::Test().

NextString()

virtual std::optional< std::string_view > BaseStringMissingGlyphSearcher::NextString ( )

pure virtual

Get the next string to search through.

Returns

The next string or nullopt if there is none.

Implemented in LanguagePackGlyphSearcher, and TextfileWindow.

Referenced by DetermineRequiredGlyphs().

Reset()

virtual void BaseStringMissingGlyphSearcher::Reset ( )

pure virtual

Reset the search, i.e.

begin from the beginning again.

Implemented in LanguagePackGlyphSearcher, and TextfileWindow.

Referenced by DetermineRequiredGlyphs().

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The documentation for this class was generated from the following files:

• src/strings_func.h
• src/strings.cpp