The ADDNOISEDLGPARAMS structure provides information used to initialize the dialog box created by the LDialogImageEffect::DoModalAddNoise function. After the user closes the dialog box, this structure is updated with information about the user's selections.
typedef struct _ADDNOISEDLGPARAMS
{
L_UINT uStructSize;
pBITMAPHANDLE pBitmap;
L_BOOL bZoomToFit;
L_UINT uRange;
L_UINT uChannel;
L_UINT32 uDlgFlags;
LTCOMMDLGHELPCB pfnHelpCallback;
L_VOID *pHelpCallBackUserData;
} ADDNOISEDLGPARAMS, * LPADDNOISEDLGPARAMS;
Size of this structure, in bytes. Use the sizeof operator to calculate this value.
Ignored.
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)". |
Percentage of coverage, expressed in tenths of a percent. Valid values are 0 to 1000.
A variable to be updated with the channel value entered through the dialog. This value represents the channel to which to add the noise. Possible values are:
Value | Meaning |
---|---|
CHANNEL_MASTER | [0] All channels. |
CHANNEL_RED | [1] Red channel only. |
CHANNEL_GREEN | [2] Green channel only. |
CHANNEL_BLUE | [3] Blue channel only. |
User interface flags for this dialog, which determine the layout and action of the dialog. Possible values are:
Value | Meaning |
---|---|
DLG_ADDNOISE_SHOW_CONTEXTHELP | [0x00000002] dialog should contain a context sensitive help icon. |
Ignored.
Ignored.