LFileSettings::SetPTKOptions
#include "ltwrappr.h"
static L_INT LFileSettings::SetPTKOptions(pOptions)
pFILEPTKOPTIONS pOptions; |
/* pointer to a structure */ |
Sets the file options used by LEADTOOLS when loading PTOCA and AFP:PTOCA files.
Parameter |
Description |
pOptions |
Pointer to a FILEPTKOPTIONS structure that contains the options to use when loading PTOCA and AFP:PTOCA files. |
Returns
SUCCESS |
The function was successful. |
< 1 |
An error occurred. Refer to Return Codes. |
Comments
The uStructSize member of the FILEPTKOPTIONS structure must be set before calling this function. If a PTOCA and AFP:PTOCA file is loaded without first calling this function, the following default values will be used:
FILEPTKOPTIONS Member: |
Default value: |
nPTKResolution |
96 |
The values set by this function are valid for the current thread. To change the values used by the current thread, this function must be called again.
For a list of functions that utilize the LOADFILEOPTION or SAVEFILEOPTION structures, refer to Functions Utilizing the LOADFILEOPTION or SAVEFILEOPTION structures.
Required DLLs and Libraries
LTFIL For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
See Also
Functions: |
|
Topics: |
Example
/* This example loads a PTK file, with a resolution
defined by the user */
void LoadPTKFile
(
L_TCHAR * pszPTKFileName,
LBitmap * pBitmap,
L_INT nDisplayDepth
)
{
FILEPTKOPTIONS PtkOptions;
/* Get the current PTK option */
LFileSettings::GetPTKOptions(&PtkOptions,sizeof(FILEPTKOPTIONS));
/*Change Resolution */
PtkOptions. nPTKResolution = 120;
/* Set new PTK option */
LFileSettings::SetPTKOptions(&PtkOptions);
/* Now load the PTK file */
pBitmap->Load(pszPTKFileName,
0,
ORDER_RGB,
NULL,
NULL );
}