Determines if the shared bitmap is empty.
Source position: graphics.pp line 1377
protected function TSharedCustomBitmap.IsEmpty: Boolean; override; |
True if the shared bitmap is empty.
IsEmpty is an overridden method in TSharedCustomBitmap used to determine if the shared bitmap is empty. IsEmpty calls the inherited method on entry, and adds additional logic needed for the Bitmap image format.
The return value is True when all of the following conditions are met:
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Indicates if image content has been assigned for the shared image. |
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