Description: With C# Drawing board to do simple procedures, you can use the mouse to drag the line, circle, etc.
File list (Check if you may need any files):
huatuban
........\DrawPicture
........\...........\DrawPicture
........\...........\...........\bin
........\...........\...........\...\Debug
........\...........\...........\DrawPicture.csproj
........\...........\...........\frmDrawing.cs
........\...........\...........\frmDrawing.Designer.cs
........\...........\...........\frmDrawing.resx
........\...........\...........\obj
........\...........\...........\...\Debug
........\...........\...........\...\DrawPicture.csproj.FileList.txt
........\...........\...........\Program.cs
........\...........\...........\Properties
........\...........\...........\..........\AssemblyInfo.cs
........\...........\...........\..........\Resources.Designer.cs
........\...........\...........\..........\Resources.resx
........\...........\...........\..........\Settings.Designer.cs
........\...........\...........\..........\Settings.settings
........\...........\DrawPicture.sln