直接读取ttc、oft、ttf格式的字库，显示出来。
本例字库在bin文件夹里面，字库网上很多，自行下载。
资源文件列表
UserFONT/.vs/GdiTextRendererDemo/v14/.suo , 30208
UserFONT/app.config , 69
UserFONT/bin/Debug/GdiTextRendererDemo.exe , 12800
UserFONT/bin/Debug/GdiTextRendererDemo.exe.config , 69
UserFONT/bin/Debug/GdiTextRendererDemo.pdb , 22016
UserFONT/bin/Debug/GdiTextRendererDemo.vshost.exe , 21680
UserFONT/bin/Debug/GdiTextRendererDemo.vshost.exe.config , 69
UserFONT/bin/Debug/GdiTextRendererDemo.vshost.exe.manifest , 490
UserFONT/bin/Debug/琉丽字体.ttc , 6589188
UserFONT/bin/Debug/白舟侍書体.ttf , 3410628
UserFONT/bin/Debug/良怀行书.otf , 7347872
UserFONT/Form1.cs , 4177
UserFONT/Form1.Designer.cs , 6981
UserFONT/Form1.resx , 5814
UserFONT/GdiTextRendererDemo.csproj , 3472
UserFONT/GdiTextRendererDemo.sln , 1840
UserFONT/Program.cs , 374
UserFONT/Properties/AssemblyInfo.cs , 1392
UserFONT/Properties/Resources.Designer.cs , 2888
UserFONT/Properties/Resources.resx , 5612
UserFONT/Properties/Settings.Designer.cs , 1124
UserFONT/Properties/Settings.settings , 249