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LEADTOOLS Common Dialog C++ Class Library Help

MULTIPLYDLGPARAMS

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typedef struct _MULTIPLYDLGPARAMS
{
   L_UINT uStructSize;
   pBITMAPHANDLE pBitmap;
   L_BOOL bZoomToFit;
   L_UINT uFactor;
   L_UINT32 uDlgFlags;
   LTCOMMDLGHELPCB pfnHelpCallback;
   L_VOID  *pHelpCallBackUserData;
} MULTIPLYDLGPARAMS,  * LPMULTIPLYDLGPARAMS ;

The MULTIPLYDLGPARAMS structure provides information used to initialize the dialog box created by the LDialogImageEffect::DoModalMultiply function. After the user closes the dialog box, this structure is updated with information about the user's selections.

Member

Description

uStructSize

Size of this structure, in bytes. Use the sizeof operator to calculate this value.

pBitmap

Ignored.

bZoomToFit

Flag that indicates the initial zoom level for previewing the image. Possible values are:

 

Value

Meaning

 

TRUE

Set the initial zoom level to "Zoom to fit".

 

FALSE

Set the initial zoom level to "Normal (1:1)".

 

uFactor

The multiplication factor by which to multiply the bitmap. The factor used is equal to uFactor / 100. Possible values are:

 

If you are working with:

possible values are:

 

16-bit grayscale images.

0 - 6553500

 

12-bit images.

0 - 409500

 

images of other bits per pixel

0 - 25500

 

uDlgFlags

User interface flags for this dialog, which determine the layout and action of the dialog. Possible values are:

 

Value

Meaning

 

DLG_MULTIPLY_SHOW_CONTEXTHELP

[0x00000002] dialog should contain a context sensitive help icon.

pfnHelpCallback

Ignored.

pHelpCallBackUserData

Ignored.

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