File list (Check if you may need any files):
PieChart\Backup\PieChart\AssemblyInfo.cs
........\......\........\GraphicsUtil.cs
........\......\........\PieChart.cs
........\......\........\PieChart.csproj
........\......\........\PieChartControl.cs
........\......\........\PieChartControl.resx
........\......\........\PieSlice.cs
........\......\........\Quadrilateral.cs
........\......\........\Util.cs
........\......\PieChart.sln
........\......\PieChart.suo
........\......\Test\App.ico
........\......\....\AssemblyInfo.cs
........\......\....\Form1.cs
........\......\....\Form1.resx
........\......\....\PrintChart.cs
........\......\....\Test.csproj
........\PieChart\AssemblyInfo.cs
........\........\bin\Debug\PieChart.dll
........\........\...\.....\PieChart.pdb
........\........\GraphicsUtil.cs
........\........\obj\Debug\PieChart.csproj.FileListAbsolute.txt
........\........\...\.....\PieChart.csproj.GenerateResource.Cache
........\........\...\.....\PieChart.dll
........\........\...\.....\PieChart.pdb
........\........\...\.....\System.Drawing.PieChart.PieChartControl.resources
........\........\PieChart.cs
........\........\PieChart.csproj
........\........\PieChartControl.cs
........\........\PieChartControl.resx
........\........\PieSlice.cs
........\........\Quadrilateral.cs
........\........\Util.cs
........\PieChart.sln
........\PieChart.suo
........\Test\App.ico
........\....\AssemblyInfo.cs
........\....\bin\Debug\PieChart.dll
........\....\...\.....\PieChart.pdb
........\....\...\.....\Test.exe
........\....\...\.....\Test.pdb
........\....\...\.....\Test.vshost.exe
........\....\...\.....\Test.vshost.exe.manifest
........\....\Form1.cs
........\....\Form1.resx
........\....\obj\Debug\ResolveAssemblyReference.cache
........\....\...\.....\Test.csproj.FileListAbsolute.txt
........\....\...\.....\Test.csproj.GenerateResource.Cache
........\....\...\.....\Test.exe
........\....\...\.....\Test.pdb
........\....\...\.....\TestPieChart.Form1.resources
........\....\PrintChart.cs
........\....\Test.csproj
........\UpgradeLog.XML
........\UpgradeLog2.XML
........\_UpgradeReport_Files\UpgradeReport.css
........\....................\UpgradeReport.xslt
........\....................\UpgradeReport_Minus.gif
........\....................\UpgradeReport_Plus.gif
........\PieChart\obj\Debug\TempPE
........\Test\obj\Debug\TempPE
........\PieChart\bin\Debug
........\........\...\Release
........\........\obj\Debug
........\Test\bin\Debug
........\....\...\Release
........\....\obj\Debug
........\Backup\PieChart
........\......\Test
........\PieChart\bin
........\........\obj
........\Test\bin
........\....\obj
........\Backup
........\PieChart
........\Test
........\_UpgradeReport_Files
PieChart