ImageGear for C and C++ on Windows v20.5 - Updated
AT_IGGUI_IP_EDGE_DETECTION
API Reference Guide > GUI Component API Reference > GUI Component Structures Reference > AT_IGGUI_IP_EDGE_DETECTION

A structure that supplies information to IG_gui_ip_edge_detection_dlg.

Declaration:

 
Copy Code
typedef struct tagAT_IGGUI_IP_EDGE_DETECTION
{
   DWORD cbSize;
   HIGEAR hIGear;
   HWND hWnd;
   LPFNIGGUI_IP_UPDATE lpfnUpdateProc;
   LPCHAR lpszTitle;
   AT_ERRCOUNT nErrCount;
   AT_MODE nType;
   AT_RECT rc;
   UINT uFlags;

} AT_IGGUI_IP_EDGE_DETECTION, * LPAT_IGGUI_IP_EDGE_DETECTION;

Structure Members:

Name Type Description
cbSize DWORD Specifies the length, in bytes, of the structure.
hIGear HIGEAR A handle of an image.
hWnd HWND A handle of the window to update.
lpfnUpdateProc LPFNIGGUI_IP_UPDATE A pointer to a function of type FNIGGUI_IP_UPDATE to notify the application that an Image Processing operation has been applied to the image.
lpszTitle LPCHAR A dialog title.
nErrCount AT_ERRCOUNT The number of ImageGear errors that occurred during this function call.
nType AT_MODE Type of edge detection method to perform.
rc AT_RECT An AT_RECT struct specifying the rectangular portion of the image on which to operate.
uFlags UINT A set of bit flags you can use to initialize the dialog box.

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