using System; namespace Windows.Win32.Graphics.GdiPlus { internal static class GdiPlusInitialization { private static UIntPtr s_initToken; internal unsafe static bool IsInitialized => s_initToken != (UIntPtr)(void*)null; private unsafe static UIntPtr Init() { GdiplusStartupInputEx default = GdiplusStartupInputEx.GetDefault(); UIntPtr result = default(UIntPtr); PInvokeCore.GdiplusStartup(&result, (GdiplusStartupInput*)(&default), null).ThrowIfFailed(); return result; } internal unsafe static bool EnsureInitialized() { if (s_initToken == (UIntPtr)(void*)null) s_initToken = Init(); return IsInitialized; } } }