ImageGear for C and C++ on Windows v20.0 - Updated
AT_IGGUI_IP_ROTATE_ANY
API Reference Guide > GUI Component API Reference > GUI Component Structures Reference > AT_IGGUI_IP_ROTATE_ANY

This structure is used by the IG_gui_ip_rotate_any_dlg function to rotate the image around its center.

Declaration:

 
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typedef struct tag AT_IGGUI_IP_ROTATE_ANY
{
        DWORD cbSize;
        UINT uFlags;
        HIGEAR hIGear;
        HWND hWnd;
        LPCHAR lpszTitle;
        INT nAngle;
        AT_MODE nMode;
        LPAT_PIXEL lpBkgndColor;                
        AT_ERRCOUNT nErrCount;
        LPFNIGGUI_IP_UPDATE lpfnUpdateProc;
}AT_IGGUI_IP_ROTATE_ANY;

Members:

Name Type Description
cbSize DWORD Specifies the length, in bytes, of the structure.
uFlags UINT A set of bit flags you can use to initialize the dialog box.
hIGear HIGEAR A handle of an image.
hWnd HWND A handle of the window to update.
lpszTitle LPCHAR A dialog title.
nAngle INT An angle to rotate in degrees; a positive value.
nMode AT_MODE An integer variable of type AT_MODE defined in accucnst.h. The value can be either IG_ROTATE_CLIP or IG_ROTATE_EXPAND, indicating whether to clip the rotated image to keep the image bitmap the same size, or expand the size of the bitmap to retain the entire rotated image.
lpBkgndColor LPAT_PIXEL A far pointer to the RGB or pixel value that specifies the background color to be used in the displaced areas after the image has been rotated.
nErrCount AT_ERRCOUNT The number of ImageGear errors that occurred during this function call.
lpfnUpdateProc LPFNIGGUI_IP_UPDATE A pointer to the function that is called when the 'Apply' button is clicked.

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