MVVM frame work done, under unit test

源代码/StgSharp/Graphics/TextureProvider.cs

@@ -0,0 +1,42 @@
+using StgSharp.Math;
+
+using System;
+using System.Collections.Generic;
+using System.Runtime.CompilerServices;
+using System.Text;
+
+namespace StgSharp.Graphics
+{
+    public class TextureProvider : IImageProvider
+    {
+        private Image _tex;
+        private vec2d[] _texCoord;
+
+        public Span<vec2d> TextureCoordinate
+        {
+            get => new Span<vec2d>(_texCoord);
+        }
+
+        public Image ProvideImage()
+        {
+            return _tex;
+        }
+
+        public TextureProvider(Image image, vec2d[] coord)
+        {
+            _tex = image;
+            _texCoord = coord;
+        }
+
+        public ref vec2d this[int index]
+        {
+            get => ref _texCoord[index];
+        }
+
+        public void ReadImage(IImageProvider provider)
+        {
+            _tex = provider.ProvideImage();
+        }
+
+    }
+}