This function is called to create a GUI pan window.
Declaration:
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AT_ERRCOUNT ACCUAPI IG_GUI_pan_window_create_ex (
HIGEAR hIGear,
DWORD dwGrpID,
HWND hWndParent,
HWND hwndImage,
DWORD dwStyle,
const LPSTR lpszTitle,
INT nX,
INT nY,
INT nWidth,
INT nHeight,
HWND FAR * lphWndPan
);
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Arguments:
| hIGear | HIGEAR handle of image. |
| dwGrpID | Identifier of group which is used for drawing image in the hWndParent window. New group will be allocated internally for drawing image in the pan window. |
| hWndParent | Handle of Parent window. |
| hWndImage | Handle to the image window. |
| dwStyle | Set to any Windows style bits that you would like the Pan window to have. This parameter can be a combination of window styles ORed together. |
| lpszTitle | Title of Pan Window. |
| nX | X position of upper left corner of window. |
| nY | Y position of upper left corner of window. |
| nWidth | Width of window. |
| nHeight | Height of window. |
| lphWndPan | Far pointer to HWND object to hold Pan window handle. |
Return Value:
Returns the number of ImageGear errors that occurred during this function call.
Supported Raster Image Formats:
All pixel formats supported by ImageGear Professional.
Sample:
None
Example:
See the example for function IG_GUI_pan_track_mouse().
Remarks:
When the user moves the mouse around in the pan window, your application can pan the specified portion of the image, in the parent image window. See IG_GUI_pan_track_mouse().