THotPDF.GetLoadedPageSpotColorants Method
Enumerates unique Separation and DeviceN colourant names across the page resource inheritance chain and nested Form, Pattern, Shading and ExtGState resources
Declaration
function GetLoadedPageSpotColorants(PageIndex: Integer):
THPDFAnsiStringArray;
The result excludes ordinary DeviceCMYK process colourants and uses case-insensitive deduplication
Loaded-page color rewrite uses this traversal to preserve, process-convert, or reject spot-bearing pages explicitly