Accessing WMF metadata with C#

http://www.codeproject.com/Articles/14535/Accessing-WMF-metadata-with-C

http://blogs.msdn.com/b/wpfsdk/archive/2006/05/17/converting-wmf-images-to-xaml-using-graphic-designer.aspx

 

无损放大图片

http://www.cnblogs.com/Michael-zds/archive/2011/07/13/2104907.html 

inkspace

http://inkscape.org/download/?lang=en 

http://www.pin5i.com/showtopic-26015.html

C# 绘制矢量图形 [原创]

http://www.cnblogs.com/infinity/archive/2006/08/10/473250.html