IFont::QueryTextMetrics
Fills a caller-allocated
TEXTMETRIC structure for the font. The TEXTMETRICOLE structure is
defined as a TEXTMETRICW structure on Win32 platforms. For more
information on this structure, consult the Win32 Programmer s Reference.
HRESULT
QueryTextMetrics(
|
TEXTMETRICOLE*
ptm |
//Pointer to
font information structure to be filled |
|
); |
|
Parameters
ptm
[out] Pointer
to the caller-allocated structure that receives the font information.
Return Values
The method supports
the standard return value E_UNEXPECTED, as well as the following:
S_OK
The text
metrics were returned successfully.
E_POINTER
The address
in ptm is not valid. For example, it may be NULL.
Remarks
Notes to Implementers
E_NOTIMPL is
not a valid return value. Font objects must always provide their font information
through this call unless other errors occur.