ImageGear Professional v18.2 > API Reference Guide > Core Component API Reference > Core Component Functions Reference > GUI Functions > GUI Histogram Functions > IG_GUI_histogram_update |
This function updates the client area of the Histogram GUI window specified by hwndHistogram.
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AT_ERRCOUNT IG_GUI_histogram_update( HIGEAR hIGear, DWORD dwGrpID, HWND hwndHistogram ); |
Name | Type | Description |
hIGear | HIGEAR | HIGEAR handle to the image. |
dwGrpID | DWORD | Identifier of group where to get display options for creating palette. |
hwndHistogram | HWND | Windows handle to the GUI Histogram window. |
Returns the number of ImageGear errors that occurred during this function call. If there are no errors, the return value is IGE_SUCCESS.
All pixel formats supported by ImageGear Professional.
Display, GUI Windows