From 9919ee4a97221f79f2a1627b7e8896ad1f624e5e Mon Sep 17 00:00:00 2001
From: Ellpeck <me@ellpeck.de>
Date: Wed, 23 Nov 2022 12:14:08 +0100
Subject: [PATCH] added the ability to convert texture atlases to collections

---
 CHANGELOG.md                         |  2 ++
 MLEM.Data/DataTextureAtlas.cs        |  9 +++++++++
 MLEM/Textures/UniformTextureAtlas.cs | 26 ++++++++++++++++++++++++++
 3 files changed, 37 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index aea3067..ad707a1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,7 @@ Additions
 - Added GetFlags and GetUniqueFlags to EnumHelper
 - Added GetDownTime, GetUpTime, GetTimeSincePress, WasModifierDown and WasDown to Keybind and Combination
 - Added the ability for UniformTextureAtlases to have padding for each region
+- Added UniformTextureAtlas methods ToList and ToDictionary
 - **Added the ability to find paths to one of multiple goals using AStar**
 
 Improvements
@@ -73,6 +74,7 @@ Additions
 - Added data, from, and copy instructions to DataTextureAtlas
 - Added the ability to add additional regions to a RuntimeTexturePacker after packing
 - Added GetFlags, GetUniqueFlags and IsDefined to DynamicEnum
+- Added DataTextureAtlas.ToDictionary
 
 Improvements
 - Allow data texture atlas pivots and offsets to be negative
diff --git a/MLEM.Data/DataTextureAtlas.cs b/MLEM.Data/DataTextureAtlas.cs
index e163e72..d7ca8f8 100644
--- a/MLEM.Data/DataTextureAtlas.cs
+++ b/MLEM.Data/DataTextureAtlas.cs
@@ -72,6 +72,15 @@ namespace MLEM.Data {
             this.Texture = texture;
         }
 
+        /// <summary>
+        /// Converts this data texture atlas to a <see cref="Dictionary{TKey,TValue}"/> and returns the result.
+        /// The resulting dictionary will contain all named regions that this data texture atlas contains.
+        /// </summary>
+        /// <returns>The dictionary representation of this data texture atlas.</returns>
+        public Dictionary<string, TextureRegion> ToDictionary() {
+            return new Dictionary<string, TextureRegion>(this.regions);
+        }
+
         /// <summary>
         /// Loads a <see cref="DataTextureAtlas"/> from the given loaded texture and texture data file.
         /// For more information on data texture atlases, see the <see cref="DataTextureAtlas"/> type documentation.
diff --git a/MLEM/Textures/UniformTextureAtlas.cs b/MLEM/Textures/UniformTextureAtlas.cs
index a67867f..d91fabe 100644
--- a/MLEM/Textures/UniformTextureAtlas.cs
+++ b/MLEM/Textures/UniformTextureAtlas.cs
@@ -94,6 +94,32 @@ namespace MLEM.Textures {
         public UniformTextureAtlas(Texture2D texture, int regionAmountX, int regionAmountY, int regionPadding = 0) :
             this(new TextureRegion(texture), regionAmountX, regionAmountY, regionPadding) {}
 
+        /// <summary>
+        /// Converts this uniform texture atlas to a <see cref="List{T}"/> and returns the result.
+        /// The resulting list will contain all square 1x1 regions that this uniform texture atlas contains, based on <see cref="RegionAmountX"/> and <see cref="RegionAmountY"/>, with each index containing the <see cref="TextureRegion"/> at <see cref="this[int]"/>.
+        /// </summary>
+        /// <returns>The list representation of this uniform texture atlas.</returns>
+        public List<TextureRegion> ToList() {
+            var ret = new List<TextureRegion>();
+            for (var i = 0; i < this.RegionAmountX * this.RegionAmountY; i++)
+                ret.Add(this[i]);
+            return ret;
+        }
+
+        /// <summary>
+        /// Converts this uniform texture atlas to a <see cref="Dictionary{TKey,TValue}"/> and returns the result.
+        /// The resulting dictionary will contain all square 1x1 regions that this uniform texture atlas contains, based on <see cref="RegionAmountX"/> and <see cref="RegionAmountY"/>, wich each key containing the <see cref="TextureRegion"/> at <see cref="this[Point]"/>.
+        /// </summary>
+        /// <returns>The dictionary representation of this uniform texture atlas.</returns>
+        public Dictionary<Point, TextureRegion> ToDictionary() {
+            var ret = new Dictionary<Point, TextureRegion>();
+            for (var x = 0; x < this.RegionAmountX; x++) {
+                for (var y = 0; y < this.RegionAmountY; y++)
+                    ret.Add(new Point(x, y), this[x, y]);
+            }
+            return ret;
+        }
+
         private TextureRegion GetOrAddRegion(Rectangle rect) {
             if (this.regions.TryGetValue(rect, out var region))
                 return region;