Created MaterialsFile IO methods

PCK-Studio/Classes/IO/Materials/MaterialsReader.cs

@@ -0,0 +1,42 @@
+using PckStudio.Classes.FileTypes;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PckStudio.Classes.IO.Materials
+{
+    public class MaterialsReader : StreamDataReader<MaterialsFile>
+    {
+        public static MaterialsFile Read(Stream stream)
+        {
+            return new MaterialsReader().ReadFromStream(stream);
+        }
+
+        protected MaterialsReader() : base(false) // Doesn't seem that Behaviours uses little endian
+        {
+        }
+
+        protected override MaterialsFile ReadFromStream(Stream stream)
+        {
+            MaterialsFile materialsFile = new MaterialsFile();
+            _ = ReadInt(stream);
+            int entryCount = ReadInt(stream);
+            for (int i = 0; i < entryCount; i++)
+            {
+                string name = ReadString(stream);
+                string material_type = ReadString(stream);
+                materialsFile.entries.Add(new MaterialsFile.MaterialEntry(name, material_type));
+            }
+            return materialsFile;
+        }
+
+        private string ReadString(Stream stream)
+        {
+            short length = ReadShort(stream);
+            return ReadString(stream, length, Encoding.ASCII);
+        }
+    }
+}

PCK-Studio/Classes/IO/Materials/MaterialsWriter.cs

@@ -0,0 +1,39 @@
+using PckStudio.Classes.FileTypes;
+using System;
+using System.IO;
+using System.Text;
+
+namespace PckStudio.Classes.IO.Materials
+{
+    internal class MaterialsWriter : StreamDataWriter
+    {
+        private MaterialsFile materialsFile;
+
+        public static void Write(Stream stream, MaterialsFile file)
+        {
+            new MaterialsWriter(file).WriteToStream(stream);
+        }
+
+        public MaterialsWriter(MaterialsFile file) : base(false)
+        {
+            materialsFile = file;
+        }
+
+        protected override void WriteToStream(Stream stream)
+        {
+            WriteInt(stream, 0);
+            WriteInt(stream, materialsFile.entries.Count);
+            foreach (var entry in materialsFile.entries)
+            {
+                WriteString(stream, entry.name);
+                WriteString(stream, entry.material_type);
+            }
+        }
+
+        private void WriteString(Stream stream, string s)
+        {
+            WriteShort(stream, (short)s.Length);
+            WriteString(stream, s, Encoding.ASCII);
+        }
+    }
+}