ImageGear Professional v18.2 > API Reference Guide > PDF Component API Reference > PDF Component Objects Reference > General Objects > HIG_PDF_LAYER > IG_PDF_layer_has_usage_info |
This function verifies whether a layer object is associated with a Usage dictionary.
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AT_ERRCOUNT ACCUAPI IG_PDF_layer_has_usage_info( HIG_PDF_LAYER hLayer, LPAT_PDF_BOOL lpbHasUsage ); |
Name | Type | Description |
hLayer | HIG_PDF_LAYER | Layer object. |
lpbHasUsage | LPAT_PDF_BOOL | Returns TRUE if the layer has a Usage dictionary; FALSE otherwise. |
Error count.
This function does not process image pixels.