IMPRESSIONISTDLGPARAMS

typedef struct _IMPRESSIONISTDLGPARAMS
{
   L_UINT uStructSize;
   pBITMAPHANDLE pBitmap;
   L_BOOL bZoomToFit;
   L_UINT uHorzDim;
   L_UINT uVertDim;
   L_UINT32 uDlgFlags;
   LTCOMMDLGHELPCB pfnHelpCallback;
   L_VOID  *pHelpCallBackUserData;
} IMPRESSIONISTDLGPARAMS,  * LPIMPRESSIONISTDLGPARAMS;

The IMPRESSIONISTDLGPARAMS structure provides information used to initialize the dialog box created by the LDialogImageEffect::DoModalImpressionist 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)".

uHorzDim	Horizontal effect size, in pixels. Possible values range from 1 © 100.
uVertDim	Vertical effect size, in pixels. Possible values range from 1 © 100.
uDlgFlags	User interface flags for this dialog, which determine the layout and action of the dialog. Possible values are:
	Value	Meaning
	DLG_IMPRESSIONIST_SHOW_CONTEXTHELP	[0x00000002] dialog should contain a context sensitive help icon.
pfnHelpCallback	Ignored.
pHelpCallBackUserData	Ignored.