Debugger: Tile Viewer - Add copy/paste tile memory

UI/Debugger/Utilities/ContextMenuAction.cs

@@ -835,6 +835,12 @@ public enum ActionType
 
 		[IconFile("HdPack")]
 		CopyToHdPackFormat,
+
+		[IconFile("CheatCode")]
+		CopyTileMemory,
+
+		[IconFile("Paste")]
+		PasteTileMemory,
 
 		[IconFile("Find")]
 		CheatDatabase,

UI/Debugger/Utilities/MemCopyHelper.cs

@@ -0,0 +1,77 @@
+using Avalonia;
+using Mesen.Interop;
+using Mesen.Utilities;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.Threading.Tasks;
+using Tmds.DBus;
+
+namespace Mesen.Debugger.Utilities
+{
+	public static class MemCopyHelper
+	{
+		public static string ToString(AddressInfo tileAddr, int len)
+		{
+			StringBuilder sb = new StringBuilder();
+
+			if(tileAddr.Type == MemoryType.NesPpuMemory) {
+				tileAddr = DebugApi.GetAbsoluteAddress(tileAddr);
+			}
+
+			for(int i = 0; i < len; i++) {
+				if(sb.Length > 0) {
+					sb.Append(" ");
+				}
+				sb.Append(DebugApi.GetMemoryValue(tileAddr.Type, (uint)(tileAddr.Address + i)).ToString("X2"));
+			}
+
+			return sb.ToString();
+		}
+
+		public static int GetBytesPerTile(TileFormat format)
+		{
+			int bitsPerPixel = format.GetBitsPerPixel();
+			PixelSize tileSize = format.GetTileSize();
+			int bytesPerTile = tileSize.Width * tileSize.Height * bitsPerPixel / 8;
+
+			return bytesPerTile;
+		}
+
+		public static void CopyTileMem(int address, MemoryType memoryType, TileFormat format)
+		{
+			int bytesPerTile = GetBytesPerTile(format);
+
+			AddressInfo addr = new AddressInfo() { Address = address, Type = memoryType };
+			string tileMem = MemCopyHelper.ToString(addr, bytesPerTile);
+
+			if(tileMem.Length > 0) {
+				ApplicationHelper.GetMainWindow()?.Clipboard?.SetTextAsync(tileMem);
+			}
+		}
+
+		public static void PasteTileMem(int address, MemoryType memoryType, TileFormat format)
+		{
+			var clipboard = ApplicationHelper.GetMainWindow()?.Clipboard;
+			if(clipboard != null) {
+				string? text = Task.Run(() => clipboard?.GetTextAsync()).GetAwaiter().GetResult();
+				if(text != null) {
+					text = text.Replace("\n", "").Replace("\r", "").Replace(" ", "");
+					int bytesPerTile = GetBytesPerTile(format);
+					int charsPerTile = bytesPerTile * 2;
+					string pattern = $"^[A-F0-9]{{{charsPerTile}}}$";
+
+					if(Regex.IsMatch(text, pattern, RegexOptions.IgnoreCase)) {
+						byte[] pastedData = HexUtilities.HexToArray(text);
+						for(int i = 0; i < bytesPerTile; i++) {
+							DebugApi.SetMemoryValue(memoryType, (uint)(address + i), (byte)pastedData[i]);
+						}
+					}
+				}
+			}
+		}
+	}
+}

UI/Debugger/ViewModels/TileViewerViewModel.cs

@@ -186,7 +186,7 @@ public TileViewerViewModel(CpuType cpuType, PictureViewer picViewer, Window? wnd
 						}
 					}
 				},
-				new ContextMenuSeparator() { IsVisible = () => CpuType == CpuType.Nes },
+				new ContextMenuSeparator(),
 				new ContextMenuAction() {
 					ActionType = ActionType.CopyToHdPackFormat,
 					IsVisible = () => CpuType == CpuType.Nes,
@@ -197,6 +197,28 @@ public TileViewerViewModel(CpuType cpuType, PictureViewer picViewer, Window? wnd
 							HdPackCopyHelper.CopyToHdPackFormat(address, Config.Source, RawPalette, SelectedPalette, false);
 						}
 					}
+				},
+				new ContextMenuAction() {
+					ActionType = ActionType.CopyTileMemory,
+					Shortcut = () => ConfigManager.Config.Debug.Shortcuts.Get(DebuggerShortcut.Copy),
+					IsEnabled = () => GetSelectedTileAddress() >= 0,
+					OnClick = () => {
+						int address = GetSelectedTileAddress();
+						if(address >= 0) {
+							MemCopyHelper.CopyTileMem(address, Config.Source, Config.Format);
+						}
+					}
+				},
+				new ContextMenuAction() {
+					ActionType = ActionType.PasteTileMemory,
+					Shortcut = () => ConfigManager.Config.Debug.Shortcuts.Get(DebuggerShortcut.Paste),
+					IsEnabled = () => GetSelectedTileAddress() >= 0,
+					OnClick = () => {
+						int address = GetSelectedTileAddress();
+						if(address >= 0) {
+							MemCopyHelper.PasteTileMem(address, Config.Source, Config.Format);
+						}
+					}
 				}
 			});
 

UI/Localization/resources.en.xml

@@ -3296,6 +3296,8 @@ E
 			<Value ID="ResetAccessCounters">Reset access stats</Value>
 
 			<Value ID="CopyToHdPackFormat">Copy tile (HD pack format)</Value>
+			<Value ID="CopyTileMemory">Copy tile (memory)</Value>
+			<Value ID="PasteTileMemory">Paste tile (memory)</Value>
 			<Value ID="CheatDatabase">Cheat database</Value>
 			<Value ID="ToggleBilinearInterpolation">Use bilinear interpolation</Value>