ImageGear Professional > API Reference Guide > Core Component API Reference > Core Component Functions Reference > Display Functions > IG_dspl_update_rect_get |
This function returns the current values of the update rectangle. If a parameter is a rectangle, and this parameter is not set, then an empty rectangle is returned.
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AT_ERRCOUNT ACCUAPI IG_dspl_update_rect_get( |
Name | Type | Description |
hIGear | HIGEAR | Image handle from which to search the rectangle. |
dwGrpID | DWORD | Identifier of the group from which to get options. |
lpUpdateRect | LPAT_RECTANGLE | Pointer to rectangle in which to copy the value of UpdateRect option. If NULL then it is ignored. If UpdateRect is not set then an empty rectangle is returned. |
Returns the number of ImageGear errors that occurred during this function call.
All pixel formats supported by ImageGear Professional.
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