File list (Check if you may need any files):
Chapter 13\Drawing\Drawing\App.xaml
..........\.......\.......\App.xaml.cs
..........\.......\.......\bin\Debug\Drawing.exe
..........\.......\.......\...\.....\Drawing.pdb
..........\.......\.......\...\.....\Drawing.vshost.exe
..........\.......\.......\...\.....\Drawing.vshost.exe.manifest
..........\.......\.......\Circle.cs
..........\.......\.......\Drawing.csproj
..........\.......\.......\DrawingPad.xaml
..........\.......\.......\DrawingPad.xaml.cs
..........\.......\.......\IColor.cs
..........\.......\.......\IDraw.cs
..........\.......\.......\obj\x86\Debug\App.g.cs
..........\.......\.......\...\...\.....\App.g.i.cs
..........\.......\.......\...\...\.....\DesignTimeResolveAssemblyReferencesInput.cache
..........\.......\.......\...\...\.....\Drawing.csproj.FileListAbsolute.txt
..........\.......\.......\...\...\.....\Drawing.exe
..........\.......\.......\...\...\.....\Drawing.g.resources
..........\.......\.......\...\...\.....\Drawing.pdb
..........\.......\.......\...\...\.....\Drawing.Properties.Resources.resources
..........\.......\.......\...\...\.....\DrawingPad.baml
..........\.......\.......\...\...\.....\DrawingPad.g.cs
..........\.......\.......\...\...\.....\DrawingPad.g.i.cs
..........\.......\.......\...\...\.....\Drawing_MarkupCompile.cache
..........\.......\.......\...\...\.....\Drawing_MarkupCompile.i.cache
..........\.......\.......\...\...\.....\GenerateResource.read.1.tlog
..........\.......\.......\...\...\.....\GenerateResource.write.1.tlog
..........\.......\.......\...\...\.....\TempPE\Properties.Resources.Designer.cs.dll
..........\.......\.......\Properties\AssemblyInfo.cs
..........\.......\.......\..........\Resources.Designer.cs
..........\.......\.......\..........\Resources.resx
..........\.......\.......\..........\Settings.Designer.cs
..........\.......\.......\..........\Settings.settings
..........\.......\.......\Square.cs
..........\.......\Drawing.sln
..........\.......\Drawing.suo
..........\....... - Complete\Drawing\App.xaml
..........\..................\.......\App.xaml.cs
..........\..................\.......\Circle.cs
..........\..................\.......\Drawing.csproj
..........\..................\.......\DrawingPad.xaml
..........\..................\.......\DrawingPad.xaml.cs
..........\..................\.......\DrawingShape.cs
..........\..................\.......\IColor.cs
..........\..................\.......\IDraw.cs
..........\..................\.......\Properties\AssemblyInfo.cs
..........\..................\.......\..........\Resources.Designer.cs
..........\..................\.......\..........\Resources.resx
..........\..................\.......\..........\Settings.Designer.cs
..........\..................\.......\..........\Settings.settings
..........\..................\.......\Square.cs
..........\..................\Drawing.sln
..........\........Using Interfaces - Complete\Drawing\App.xaml
..........\...................................\.......\App.xaml.cs
..........\...................................\.......\Circle.cs
..........\...................................\.......\Drawing.csproj
..........\...................................\.......\DrawingPad.xaml
..........\...................................\.......\DrawingPad.xaml.cs
..........\...................................\.......\IColor.cs
..........\...................................\.......\IDraw.cs
..........\...................................\.......\Properties\AssemblyInfo.cs
..........\...................................\.......\..........\Resources.Designer.cs
..........\...................................\.......\..........\Resources.resx
..........\...................................\.......\..........\Settings.Designer.cs
..........\...................................\.......\..........\Settings.settings
..........\...................................\.......\Square.cs
..........\...................................\Drawing.sln
..........\.......\Drawing\obj\x86\Debug\TempPE
..........\.......\.......\...\...\Debug
..........\.......\.......\bin\Debug
..........\.......\.......\obj