Reorganize types

- Move into types folder
- Group types based on usage

Raylib-cs/types/NPatchInfo.cs

@@ -0,0 +1,60 @@
+using System.Runtime.InteropServices;
+
+namespace Raylib_cs
+{
+    /// <summary>N-patch layout</summary>
+    public enum NPatchLayout
+    {
+        /// <summary>
+        /// Npatch defined by 3x3 tiles
+        /// </summary>
+        NPATCH_NINE_PATCH = 0,
+
+        /// <summary>
+        /// Npatch defined by 1x3 tiles
+        /// </summary>
+        NPATCH_THREE_PATCH_VERTICAL,
+
+        /// <summary>
+        /// Npatch defined by 3x1 tiles
+        /// </summary>
+        NPATCH_THREE_PATCH_HORIZONTAL
+    }
+
+    /// <summary>
+    /// N-Patch layout info
+    /// </summary>
+    [StructLayout(LayoutKind.Sequential)]
+    public struct NPatchInfo
+    {
+        /// <summary>
+        /// Texture source rectangle
+        /// </summary>
+        public Rectangle source;
+
+        /// <summary>
+        /// Left border offset
+        /// </summary>
+        public int left;
+
+        /// <summary>
+        /// Top border offset
+        /// </summary>
+        public int top;
+
+        /// <summary>
+        /// Right border offset
+        /// </summary>
+        public int right;
+
+        /// <summary>
+        /// Bottom border offset
+        /// </summary>
+        public int bottom;
+
+        /// <summary>
+        /// Layout of the n-patch: 3x3, 1x3 or 3x1
+        /// </summary>
+        public NPatchLayout layout;
+    }
+}