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GetWatermarkImageOptionFloat

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Mar 22, 2022
novaPDF 11.x
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The GetWatermarkImageOptionFloat method retrieves a watermark image option of float type
HRESULT GetWatermarkImageOptionFloat(
[ in, string ] LPCWSTR p_pwsWatermarkId,
[ in ] LONG p_nOption,
[ out ] FLOAT* p_pfValue
);

Parameters:

p_pwsWatermarkId
[in] watermark id (obtained with GetWatermarkImage )
p_nOption
[in] option constant
p_pfValue
[out] pointer to a pointer to a null terminated Unicode string that will contain the value of the retrieved option. On success this value must be freed by the caller with CoTaskMemFree.

Return values:

S_OK on success or COM error code
NV_NOT_INITIALIZED - Initialize was not called
NV_UNKNOWN_PROFILE - no profile loaded
NV_INVALID_WATERMARK_IMG - wrong watermark id
NV_INVALID_OPTION - wrong option constant
NV_PROFILE_ERROR - cannot find option in profile
NV_WRONG_OPTION_TYPE - option is not of type long

Remarks:

You can find the complete list of option names in the Profile option strings chapter. In the Include folder of novaPDF SDK installation folder you can find the definitions for all options in the next files: novaOptions.h, novaOptions.pas, Globals.bas.