How to erase an already drawn line using GDI+ in Win32 C++ application?

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Purple_Apple

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Hello. My Win32 C++ application should, in real time, perform Delaunay triangulation and draw a triangulation mesh. To do this, I use the GDI+ graphics library and the DrawLine function from this library. At the end of the drawing, the triangulation check function is launched, which can remove some extra edges from the triangulation mesh. The number of such removed edges can reach, in some cases, of course, 1000 edges and more. My question is: How, in GDI+, to delete a previously drawn lines? Is it possible? I will be very grateful for your help.

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