OpenTTD Source  20241121-master-g67a0fccfad
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. More...
 
FT_Error GetFontByFaceName (const char *font_name, FT_Face *face)
 Load a freetype font face with the given font name. More...
 
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. More...
 

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_nameThe name of the font to load.
faceThe face that has been found.
Returns
The error we encountered.

Definition at line 42 of file font_unix.cpp.

◆ 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
settingsthe settings to overwrite the fontname of.
language_isocodethe language, e.g. en_GB.
winlangidthe language ID windows style.
callbackThe 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_nameThe font name.
Returns
The font family and style.

Definition at line 31 of file font_unix.cpp.