SHARPENDLGPARAMS

Summary

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

Syntax

typedef struct _SHARPENDLGPARAMS 
{ 
   L_UINT uStructSize; 
   pBITMAPHANDLE pBitmap; 
   L_BOOL bZoomToFit; 
   L_INT32 nSharpness; 
   L_UINT32 uDlgFlags; 
   LTCOMMDLGHELPCB pfnHelpCallback; 
   L_VOID  *pHelpCallBackUserData; 
} SHARPENDLGPARAMS,  * LPSHARPENDLGPARAMS; 

Members

uStructSize

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

pBitmap

Pointer to the bitmap handle that references the bitmap used for preview or processing.

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)".

nSharpness

Amount to change the sharpness. The sharpness ranges from -1000 to 1000. Negative numbers decrease the sharpness and positive numbers increase the sharpness.

uDlgFlags

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

Value Meaning
DLG_SHARPEN_AUTOPROCESS [0x00000001] process the image on OK. The pBitmap member of this structure should contain a valid bitmap.
DLG_SHARPEN_SHOW_CONTEXTHELP [0x00000002] dialog should contain a context sensitive help icon.
DLG_SHARPEN_SHOW_PREVIEW [0x00000004] show a preview of the image in the dialog. The pBitmap member of this structure should contain a valid bitmap.
DLG_SHARPEN_SHOW_TOOL_ZOOMLEVEL [0x00000008] show the "Zoom to fit" and "Zoom Normal" toolbar buttons. The DLG_SHARPEN_SHOW_PREVIEW flag must be set in order to show these buttons.

pfnHelpCallback

Ignored.

pHelpCallBackUserData

Ignored.

Usage

Help Version 22.0.2023.2.3
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LEADTOOLS Common Dialog C++ Class Library Help
Products | Support | Contact Us | Intellectual Property Notices
© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.