visual-studio-2010 - 在 WriteableBitmap DrawLine 方法中设置线条粗细

Question

我正在使用 WriteableBitmap 来绘制线条

WriteableBitmap writeableBmp=new WriteableBitmap(500,500);
writeableBmp.DrawLineDDA(10, 20, 50, 70,myIntColor);

但在这里我没有得到任何设置线条粗细的方法。我想设置线条粗细。请帮帮我，

Answer 1

看一看，

Anti-Aliased line algorithm with thickness (on WriteableBitmap)

http://writeablebitmapex.codeplex.com/

http://msdn.microsoft.com/en-us/library/system.windows.media.imaging.writeablebitmap(v=vs.95).aspx