(This function is part of SDL_ttf, a separate library from SDL.)

TTF_SetFontLanguage

Set language to be used for text shaping by a font.

Header File

Defined in <SDL3_ttf/SDL_ttf.h>

Syntax

bool TTF_SetFontLanguage(TTF_Font *font, const char *language_bcp47);

Function Parameters

TTF_Font *	font	the font to specify a language for.
const char *	language_bcp47	a null-terminated string containing the desired language's BCP47 code. Or null to reset the value.

Return Value

(bool) Returns true on success or false on failure; call SDL_GetError() for more information.

Remarks

If SDL_ttf was not built with HarfBuzz support, this function returns false.

This updates any TTF_Text objects using this font.

Thread Safety

This function should be called on the thread that created the font.

Version

This function is available since SDL_ttf 3.0.0.

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CategoryAPI, CategoryAPIFunction, CategorySDLTTF

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