allow a lot of mem classes to have custom data added to them

MLEM.Extended/Tiled/IndividualTiledMapRenderer.cs

@@ -3,8 +3,9 @@ using System.Collections.Generic;
 using Microsoft.Xna.Framework;
 using Microsoft.Xna.Framework.Graphics;
 using MLEM.Extensions;
-using MonoGame.Extended;
+using MLEM.Misc;
 using MonoGame.Extended.Tiled;
+using RectangleF = MonoGame.Extended.RectangleF;
 
 namespace MLEM.Extended.Tiled {
     public class IndividualTiledMapRenderer {
@@ -84,7 +85,7 @@ namespace MLEM.Extended.Tiled {
 
         public delegate float GetDepth(TiledMapTile tile, TiledMapTileLayer layer, int layerIndex, Point position);
 
-        private class TileDrawInfo {
+        private class TileDrawInfo : GenericDataHolder {
 
             private readonly IndividualTiledMapRenderer renderer;
             private readonly TiledMapTileset tileset;

MLEM.Extended/Tiled/TiledMapCollisions.cs

@@ -4,8 +4,9 @@ using System.Collections.ObjectModel;
 using System.Linq;
 using Microsoft.Xna.Framework;
 using MLEM.Extensions;
-using MonoGame.Extended;
+using MLEM.Misc;
 using MonoGame.Extended.Tiled;
+using RectangleF = MonoGame.Extended.RectangleF;
 
 namespace MLEM.Extended.Tiled {
     public class TiledMapCollisions {
@@ -79,7 +80,7 @@ namespace MLEM.Extended.Tiled {
 
         public delegate void CollectCollisions(List<RectangleF> collisions, TileCollisionInfo tile);
 
-        public class TileCollisionInfo {
+        public class TileCollisionInfo : GenericDataHolder {
 
             public readonly TiledMap Map;
             public readonly Vector2 Position;

MLEM.Ui/Elements/Element.cs

@@ -13,7 +13,7 @@ using MLEM.Textures;
 using MLEM.Ui.Style;
 
 namespace MLEM.Ui.Elements {
-    public abstract class Element {
+    public abstract class Element : GenericDataHolder {
 
         protected readonly List<Element> Children = new List<Element>();
         private readonly List<Element> sortedChildren = new List<Element>();

MLEM.Ui/Style/UiStyle.cs

@@ -2,10 +2,11 @@ using Microsoft.Xna.Framework;
 using Microsoft.Xna.Framework.Audio;
 using MLEM.Font;
 using MLEM.Formatting;
+using MLEM.Misc;
 using MLEM.Textures;
 
 namespace MLEM.Ui.Style {
-    public class UiStyle {
+    public class UiStyle : GenericDataHolder {
 
         public NinePatch SelectionIndicator;
         public NinePatch ButtonTexture;

MLEM/Animations/SpriteAnimation.cs

@@ -1,10 +1,11 @@
 using System;
 using Microsoft.Xna.Framework;
 using Microsoft.Xna.Framework.Graphics;
+using MLEM.Misc;
 using MLEM.Textures;
 
 namespace MLEM.Animations {
-    public class SpriteAnimation {
+    public class SpriteAnimation : GenericDataHolder {
 
         private AnimationFrame[] frames;
         public AnimationFrame this[int index] => this.frames[index];

MLEM/Animations/SpriteAnimationGroup.cs

@@ -1,10 +1,11 @@
 using System;
 using System.Collections.Generic;
 using Microsoft.Xna.Framework;
+using MLEM.Misc;
 using MLEM.Textures;
 
 namespace MLEM.Animations {
-    public class SpriteAnimationGroup {
+    public class SpriteAnimationGroup : GenericDataHolder{
 
         private readonly List<ConditionedAnimation> animations = new List<ConditionedAnimation>();
         private ConditionedAnimation currAnimation;

MLEM/Formatting/FormatSettings.cs

@@ -1,7 +1,8 @@
 using Microsoft.Xna.Framework;
+using MLEM.Misc;
 
 namespace MLEM.Formatting {
-    public class FormatSettings {
+    public class FormatSettings : GenericDataHolder {
 
         public static readonly FormatSettings Default = new FormatSettings();
 

MLEM/Formatting/FormattingCodeCollection.cs

@@ -1,12 +1,13 @@
 using System.Collections.Generic;
 using System.Text.RegularExpressions;
+using MLEM.Misc;
 
 namespace MLEM.Formatting {
     public class FormattingCodeCollection : Dictionary<int, List<FormattingCodeData>> {
 
     }
 
-    public class FormattingCodeData {
+    public class FormattingCodeData : GenericDataHolder {
 
         public readonly FormattingCode Code;
         public readonly Match Match;

MLEM/Misc/GenericDataHolder.cs

@@ -0,0 +1,29 @@
+using System.Collections.Generic;
+
+namespace MLEM.Misc {
+    public class GenericDataHolder {
+
+        private Dictionary<string, object> data;
+
+        public void SetData(string key, object data) {
+            if (this.data == null)
+                this.data = new Dictionary<string, object>();
+            if (data == default) {
+                this.data.Remove(key);
+            } else {
+                this.data[key] = data;
+            }
+        }
+
+        public T GetData<T>(string key) {
+            if (this.data != null && this.data.TryGetValue(key, out var val) && val is T t)
+                return t;
+            return default;
+        }
+
+        public IReadOnlyCollection<string> GetDataKeys() {
+            return this.data.Keys;
+        }
+
+    }
+}

MLEM/Textures/NinePatch.cs

@@ -6,7 +6,7 @@ using MLEM.Extensions;
 using MLEM.Misc;
 
 namespace MLEM.Textures {
-    public class NinePatch {
+    public class NinePatch : GenericDataHolder {
 
         public readonly TextureRegion Region;
         public readonly Padding Padding;

MLEM/Textures/TextureRegion.cs

@@ -4,7 +4,7 @@ using MLEM.Extensions;
 using MLEM.Misc;
 
 namespace MLEM.Textures {
-    public class TextureRegion {
+    public class TextureRegion : GenericDataHolder {
 
         public readonly Texture2D Texture;
         public readonly Rectangle Area;

MLEM/Textures/UniformTextureAtlas.cs

@@ -2,9 +2,10 @@ using System;
 using System.Collections.Generic;
 using Microsoft.Xna.Framework;
 using Microsoft.Xna.Framework.Graphics;
+using MLEM.Misc;
 
 namespace MLEM.Textures {
-    public class UniformTextureAtlas {
+    public class UniformTextureAtlas : GenericDataHolder {
 
         public readonly Texture2D Texture;
         public readonly int RegionAmountX;

Sandbox/GameImpl.cs

@@ -50,7 +50,7 @@ namespace Sandbox {
                 MaxScale = 4
             };
 
-            /*var tex = LoadContent<Texture2D>("Textures/Test");
+            var tex = LoadContent<Texture2D>("Textures/Test");
             this.UiSystem.Style = new UntexturedStyle(this.SpriteBatch) {
                 Font = new GenericSpriteFont(LoadContent<SpriteFont>("Fonts/TestFont")),
                 TextScale = 0.1F,
@@ -64,7 +64,10 @@ namespace Sandbox {
             var panel = new Panel(Anchor.Center, new Vector2(0, 100), Vector2.Zero) {SetWidthBasedOnChildren = true};
             panel.AddChild(new Button(Anchor.AutoLeft, new Vector2(100, 10)));
             panel.AddChild(new Button(Anchor.AutoCenter, new Vector2(80, 10)));
-            this.UiSystem.Add("Panel", panel);*/
+            this.UiSystem.Add("Panel", panel);
+
+            panel.SetData("TestKey", new Vector2(10, 2));
+            Console.WriteLine(panel.GetData<Vector2>("TestKey"));
 
             var obj = new Test {
                 Vec = new Vector2(10, 20),