IDWriteTextLayout::GetFontSize Method

Gets the font em height of the text at the specified position.

Syntax

virtual HRESULT GetFontSize(
  UINT32  currentPosition,
  [out]            FLOAT * fontSize,
  [out, optional]  DWRITE_TEXT_RANGE * textRange
) = 0;

Parameter

• currentPosition
  The position of the text to inspect.

• fontSize [out]
  When this method returns, contains the size of the font in ems of the text at the specified position.

• textRange [out, optional]
  The range of text that has the same formatting as the text at the position specified by currentPosition. This means the run has the exact formatting as the position specified, including but not limited to the font size.

Rückgabewert

Ist Methode erfolgreich, wird "S_OK" zurückgegeben. Andernfalls wird ein HRESULT-Fehlercode zurückgegeben.

Anforderungen

Siehe auch

IDWriteTextLayout