ImageGear for C and C++ on Windows v21.0 - Updated
API Reference Guide / GUI Component API Reference / GUI Component Structures Reference / AT_IGGUI_FX_TWIST
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    AT_IGGUI_FX_TWIST
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    This structure is used by the IG_gui_fx_twist_dlg function to apply a special effect that makes the image look as if it is being viewed through a shower curtain.

    Declaration:

     
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    typedef struct tag AT_IGGUI_FX_TWIST
    {
            DWORD cbSize;
            UINT uFlags;
            HIGEAR hIGear;
            HWND hWnd;
            LPCHAR lpszTitle;
            AT_RECT rc;
            AT_MODE nType;
            UINT nSquareSize;
            AT_ERRCOUNT  nErrCount;
            LPFNIGGUI_FX_UPDATE lpfnUpdateProc;
    }AT_IGGUI_FX_TWIST;
    

    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.
    rc AT_RECT An AT_RECT struct specifying the rectangular portion of the image to be processed.
    nType AT_MODE One of IG_TWIST_90, IG_TWIST_180, IG_TWIST_270, or IG_TWIST_RANDOM constants.
    nSquareSize UINT The size, in pixels, of the regions to apply twisting (the valid range is between 2 and 50).
    nErrCount AT_ERRCOUNT The number of ImageGear errors that occurred during this function call.
    lpfnUpdateProc LPFNIGGUI_FX_UPDATE A pointer to the function that is called when the 'Apply' button is clicked.