Add CinematicGui 'gui' class to Player

This makes it easier to change individual elements while keeping others persistent across a session

MCGalaxy/MCGalaxy_.csproj

@@ -639,6 +639,7 @@
     <Compile Include="Player\Player.Handlers.cs" />
     <Compile Include="Player\Player.Login.cs" />
     <Compile Include="Player\PlayerActions.cs" />
+    <Compile Include="Player\CinematicGui.cs" />
     <Compile Include="Player\PlayerIgnores.cs" />
     <Compile Include="Player\PlayerInfo.cs" />
     <Compile Include="Player\PlayerOperations.cs" />

MCGalaxy/Network/ClassicProtocol.cs

@@ -727,5 +727,13 @@ static byte FlippedPitch(byte pitch) {
              if (pitch > 64 && pitch < 192) return pitch;
              else return 128;
         }
+
+        public override void SendCinematicGui(CinematicGui gui) {
+            float barSize = gui.barSize;
+            barSize = Math.Max(0, Math.Min(1, barSize));
+            Send(Packet.SetCinematicGui(
+                gui.hideHand, gui.hideHotbar, gui.barColor.R, gui.barColor.G, gui.barColor.B, gui.barColor.A,
+                (ushort)(barSize * ushort.MaxValue)));
+        }
     }
 }

MCGalaxy/Network/IGameSession.cs

@@ -148,5 +148,7 @@ public virtual BlockID ConvertBlock(BlockID block) {
             if (!hasCustomBlocks) raw = fallback[(byte)raw];
             return raw;
         }
+
+        public abstract void SendCinematicGui(CinematicGui gui);
     }
 }

MCGalaxy/Network/Packets/Packet.cs

@@ -691,9 +691,9 @@ public static byte[] SetLightingMode(LightingMode mode, bool locked) {
             return buffer;
         }
 
-        public static byte[] SetCinematicGui(bool hideHand, bool hideHotbar, byte r, byte g, byte b, byte opacity, byte apertureSize)
+        public static byte[] SetCinematicGui(bool hideHand, bool hideHotbar, byte r, byte g, byte b, byte opacity, ushort barSize)
         {
-            byte[] buffer = new byte[8];
+            byte[] buffer = new byte[9];
             buffer[0] = Opcode.CpeCinematicGui;
             buffer[1] = (byte)(hideHand ? 1 : 0);
             buffer[2] = (byte)(hideHotbar ? 1 : 0);
@@ -703,7 +703,7 @@ public static byte[] SetCinematicGui(bool hideHand, bool hideHotbar, byte r, byt
             buffer[5] = b;
             buffer[6] = opacity;
 
-            buffer[7] = apertureSize;
+            NetUtils.WriteU16(barSize, buffer, 7);
             return buffer;
         }
         #endregion

MCGalaxy/Player/CinematicGui.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace MCGalaxy {
+    public class CinematicGui {
+        public void HideHand(Player p, bool hidden) { hideHand = hidden; p.Session.SendCinematicGui(this); }
+        public bool hideHand;
+
+        public void HideHotbar(Player p, bool hidden) { hideHotbar = hidden; p.Session.SendCinematicGui(this); }
+        public bool hideHotbar;
+
+        public void SetBarColor(Player p, ColorDesc color) { barColor = color; p.Session.SendCinematicGui(this); }
+        public ColorDesc barColor;
+
+        /// <summary>
+        /// From 0 to 1 where 0 is not visible and 1 is screen fully covered
+        /// </summary>
+        public void SetBarSize(Player p, float size) { barSize = size; p.Session.SendCinematicGui(this); }
+        public float barSize;
+    }
+}

MCGalaxy/Player/Player.Fields.cs

@@ -35,7 +35,8 @@ public partial class Player : IDisposable {
         public static string lastMSG = "";
         internal PersistentMessages persistentMessages = new PersistentMessages();
         public Zone ZoneIn;
-
+        public CinematicGui gui = new CinematicGui();
+
         //TpA
         internal bool Request;
         internal string senderName = "";