ttfSetFontDirection function
Set direction to be used for text shaping by a font.
Any value supplied here will override the global direction set with the deprecated TTF_SetDirection().
Possible direction values are:
TTF_DIRECTION_LTR
(Left to Right)TTF_DIRECTION_RTL
(Right to Left)TTF_DIRECTION_TTB
(Top to Bottom)TTF_DIRECTION_BTT
(Bottom to Top)
If SDL_ttf was not built with HarfBuzz support, this function returns -1.
\param font the font to specify a direction for. \param direction the new direction for text to flow. \returns 0 on success, or -1 on error.
\since This function is available since SDL_ttf 2.20.0.
extern DECLSPEC int SDLCALL TTF_SetFontDirection(TTF_Font *font, TTF_Direction direction)
Implementation
int ttfSetFontDirection(Pointer<TtfFont> font, int direction) {
final ttfSetFontDirectionLookupFunction = libSdl2Ttf.lookupFunction<
Int32 Function(Pointer<TtfFont> font, Int32 direction),
int Function(
Pointer<TtfFont> font, int direction)>('TTF_SetFontDirection');
return ttfSetFontDirectionLookupFunction(font, direction);
}