This function may be called to update (repaint) the magnify window (e.g., if the image being displayed in its parent window has changed).
Declaration:
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AT_ERRCOUNT ACCUAPI IG_GUI_magnify_update (
HIGEAR hIGear,
DWORD dwGrpID,
HWND hWNDMagnify
);
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Arguments:
| Name | Type | Description |
| hIGear | HIGEAR | HIGEAR handle of image. |
| dwGrpID | DWORD | Identifier of group which is used for drawing image in the parent window. |
| hWndMagnify | HWND | Handle of GUI Magnify window. |
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:
Display, GUI Windows
Example:
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HIGEAR hIGear; /* Global HIGEAR handle of image in parent window */ HWND hWndMagnify;/* Global HIGEAR handle of Magnify window */ IG_GUI_magnify_update ( hIGear, IG_GRP_DEFAULT, hWndMagnify ); |
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