font_unix.cpp File Reference

Functions related to font handling on Unix/Fontconfig. More...

#include "../../stdafx.h"
#include "../../debug.h"
#include "../../fontdetection.h"
#include "../../string_func.h"
#include "../../strings_func.h"
#include <fontconfig/fontconfig.h>
#include "safeguards.h"
#include <ft2build.h>
#include <FT_FREETYPE_H>

Go to the source code of this file.

Functions
static std::tuple< std::string, std::string >	SplitFontFamilyAndStyle (std::string_view font_name)
	Split the font name into the font family and style.
FT_Error	GetFontByFaceName (const char *font_name, FT_Face *face)
	Load a freetype font face with the given font name.
bool	SetFallbackFont (FontCacheSettings *settings, const std::string &language_isocode, int, MissingGlyphSearcher *callback)
	We would like to have a fallback font as the current one doesn't contain all characters we need.

Variables
FT_Library	_library

Detailed Description

Functions related to font handling on Unix/Fontconfig.

Definition in file font_unix.cpp.

Function Documentation

GetFontByFaceName()

FT_Error GetFontByFaceName	(	const char *	font_name,
		FT_Face *	face
	)

Load a freetype font face with the given font name.

Parameters

font_name	The name of the font to load.
face	The face that has been found.

Returns

The error we encountered.

Definition at line 42 of file font_unix.cpp.

References SplitFontFamilyAndStyle(), and StrEqualsIgnoreCase().

Referenced by LoadFreeTypeFont().

SetFallbackFont()

bool SetFallbackFont	(	struct FontCacheSettings *	settings,
		const std::string &	language_isocode,
		int	winlangid,
		class MissingGlyphSearcher *	callback
	)

We would like to have a fallback font as the current one doesn't contain all characters we need.

This function must set all fonts of settings.

Parameters

settings	the settings to overwrite the fontname of.
language_isocode	the language, e.g. en_GB.
winlangid	the language ID windows style.
callback	The function to call to check for missing glyphs.

Returns

true if a font has been set, false otherwise.

Definition at line 101 of file font_unix.cpp.

References Debug, MissingGlyphSearcher::FindMissingGlyphs(), InitFontCache(), MissingGlyphSearcher::Monospace(), MissingGlyphSearcher::SetFontNames(), and settings.

SplitFontFamilyAndStyle()

static std::tuple< std::string, std::string > SplitFontFamilyAndStyle ( std::string_view  font_name )

static

Split the font name into the font family and style.

These fields are separated by a comma, but the style does not necessarily need to exist.

Parameters

font_name

The font name.

Returns

The font family and style.

Definition at line 31 of file font_unix.cpp.

Referenced by GetFontByFaceName().

Variable Documentation

_library

FT_Library _library

extern

Definition at line 49 of file freetypefontcache.cpp.