This function returns (in lpUndoCount) the number of times that ART_edit_undo() can be called.
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AT_ERRCOUNT ART_edit_undo_count( HIGEAR hIGear, LPDWORD lpUndoCount ); |
Name | Type | Description |
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hIGear | HIGEAR | HIGEAR handle to the image. |
lpUndoCount | LPDWORD | A far pointer that returns the number of undo operations that can be performed. |
Returns the number of ImageGear errors that occurred during the function call.
All pixel formats supported by ImageGear for C and C++.
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HIGEAR hIGear; /* HIGEAR handle of image */ AT_ERRCOUNT nErrcount; /* tally of IG errors on stack */ DWORD dwMarkCount; /* count of potential undos */ nErrcount = ART_edit_undo_count(hIGear, &dwMarkCount); |
An error is set if any of the following conditions are met: