L_LTKRN_API L_INT L_DrawAddUserFontFromMemory(data, dataLength)
Adds a user font stored in memory to the LEADTOOLS toolkit.
Buffer that contains the data for a valid font file.
Number of bytes in
data to use.
|SUCCESS||The function was successful.|
|< 1||An error occurred. Refer to Return Codes.|
Use this function to add one or more user fonts to LEADTOOLS. The font data can contain a single or many face types and this function can be called multiple times to add several fonts. LEADTOOLS supports both TrueType (.ttf) and OpenType (.otf) font formats.
This function allows a process using LEADTOOLS to use fonts without installing them on the operating system. Refer to LEADTOOLS Draw Engine and Multi-Platform Considerations for more information.
Note that fonts are added to the current draw engine. Therefore, an application must:
Use L_DrawAddUserFontFromMemory to add a font stored in memory.
Use L_DrawClearUserFonts to delete all user fonts added to LEADTOOLS.
Required DLLs and Libraries
Win32, x64, Linux.
Medical Web Viewer .NET
.NET, Java, Android, and iOS/macOS Assemblies
C API/C++ Class Libraries