Reorged source tree.

src/NTwain/IPlatformInfo.cs

@@ -0,0 +1,81 @@
+using System;
+namespace NTwain
+{
+    /// <summary>
+    /// Contains various platform requirements and conditions for TWAIN.
+    /// </summary>
+    public interface IPlatformInfo
+    {
+        /// <summary>
+        /// Gets a value indicating whether the applicable TWAIN DSM library exists in the operating system.
+        /// </summary>
+        /// <value>
+        ///   <c>true</c> if the TWAIN DSM; otherwise, <c>false</c>.
+        /// </value>
+        bool DsmExists { get; }
+
+        /// <summary>
+        /// Gets the expected TWAIN DSM dll path.
+        /// </summary>
+        /// <value>
+        /// The expected DSM path.
+        /// </value>
+        string ExpectedDsmPath { get; }
+
+        /// <summary>
+        /// Gets a value indicating whether the application is running in 64-bit.
+        /// </summary>
+        /// <value>
+        /// <c>true</c> if the application is 64-bit; otherwise, <c>false</c>.
+        /// </value>
+        bool IsApp64Bit { get; }
+
+        /// <summary>
+        /// Gets a value indicating whether this library is supported on current OS.
+        /// Check the other platform properties to determine the reason if this is false.
+        /// </summary>
+        /// <value>
+        /// <c>true</c> if this library is supported; otherwise, <c>false</c>.
+        /// </value>
+        bool IsSupported { get; }
+        /// <summary>
+        /// Gets a value indicating whether the lib is expecting to use new DSM.
+        /// </summary>
+        /// <value>
+        ///   <c>true</c> if using the new DSM; otherwise, <c>false</c>.
+        /// </value>
+        bool UseNewWinDSM { get; }
+
+        /// <summary>
+        /// Gets a value indicating whether the current runtime is mono.
+        /// </summary>
+        /// <value>
+        /// <c>true</c> if the current runtime is on mono; otherwise, <c>false</c>.
+        /// </value>
+        bool IsOnMono { get; }
+
+        /// <summary>
+        /// Gets a value indicating whether the current OS is windows.
+        /// </summary>
+        /// <value>
+        /// <c>true</c> if the current OS is windows; otherwise, <c>false</c>.
+        /// </value>
+        bool IsWindows { get; }
+        /// <summary>
+        /// Gets a value indicating whether the current OS is linux.
+        /// </summary>
+        /// <value>
+        ///   <c>true</c> if the current OS is linux; otherwise, <c>false</c>.
+        /// </value>
+        bool IsLinux { get; }
+
+        /// <summary>
+        /// Gets the <see cref="IMemoryManager"/> for communicating with data sources.
+        /// This should only be used when a <see cref="TwainSession"/> is open.
+        /// </summary>
+        /// <value>
+        /// The memory manager.
+        /// </value>
+        IMemoryManager MemoryManager { get; }
+    }
+}