API referenceFonts

pdfGetMissingGlyphs

Retrieve the code points found missing by the most recent

CategoryGlyph coverage testing

Purpose — Retrieve the code points found missing by the most recent pdfTestGlyphs/Ex call.

Description — This is a pure getter for the last test's result — it does not itself test anything. Calling it before ever calling pdfTestGlyphs returns an empty result.

Declarations

C
uint32_t* __stdcall pdfGetMissingGlyphs(PPDF IPDF, uint32_t* Count);
Delphi
function pdfGetMissingGlyphs(const IPDF: PPDF; var Count: Cardinal): PCardinal; stdcall; external 'LumasPdf.dll';

Parameters

ParameterTypeDescription
IPDFPPDFInstance handle.
CountCardinal*Receives the number of missing code points.

Return value — Pointer to an array of Count code points; NULL if Count is 0.

Memory & buffers — Points at an engine-owned buffer, valid until the next pdfTestGlyphs/Ex call.

See alsopdfTestGlyphs

C# (P/Invoke)

wrappers/dotnet/LumasPdf.cs
public static extern IntPtr pdfGetMissingGlyphs(IntPtr IPDF, ref uint Count);
Area
Fonts
Category

Getters

Exported names

pdfGetMissingGlyphs

String variants

The …A form takes UTF-8, …W takes UTF-16; a bare name aliases the ANSI form.

See working code

Worked examples — complete programs in ten languages.