feat: impl

.gitignore

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+[Ll]ibrary/
+[Tt]emp/
+[Oo]bj/
+[Bb]uild/
+/[Bb]uilds/
+/Assets/AssetStoreTools*
+
+# Autogenerated VS/MD solution and project files
+ExportedObj/
+*.csproj
+*.unityproj
+*.sln
+*.suo
+*.tmp
+*.user
+*.userprefs
+*.pidb
+*.booproj
+*.svd
+
+
+# Unity3D generated meta files
+*.pidb.meta
+
+# Unity3D Generated File On Crash Reports
+sysinfo.txt
+
+# Mac
+*.DS_Store
+
+# Builds
+*.apk
+
+
+# Packages
+*.unitypackage
+Samples~/Demo.meta

AtlasImage.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.U2D;
+using UnityEngine.UI;
+
+namespace Coffee.UIExtensions
+{
+	/// <summary>
+	/// Atlas image.
+	/// </summary>
+	public class AtlasImage : Image
+	{
+		[SerializeField] private string m_SpriteName;
+		[SerializeField] private SpriteAtlas m_SpriteAtlas;
+		private string _lastSpriteName = "";
+
+
+		/// <summary>Sprite Name. If there is no other sprite with the same name in the atlas, AtlasImage will display the default sprite.</summary>
+		public string spriteName
+		{
+			get { return m_SpriteName; }
+			set
+			{
+				if (m_SpriteName != value)
+				{
+					m_SpriteName = value;
+					SetAllDirty();
+				}
+			}
+		}
+
+		/// <summary>SpriteAtlas. Get and set atlas assets created by AtlasMaker.</summary>
+		public SpriteAtlas spriteAtlas
+		{
+			get { return m_SpriteAtlas; }
+			set
+			{
+				if (m_SpriteAtlas != value)
+				{
+					m_SpriteAtlas = value;
+					SetAllDirty();
+				}
+			}
+		}
+
+		/// <summary>
+		/// Sets the material dirty.
+		/// </summary>
+		public override void SetMaterialDirty()
+		{
+			// Changing sprites from Animation.
+			// If the "sprite" is changed by an animation or script, it will be reflected in the sprite name.
+			if (_lastSpriteName == spriteName && sprite)
+			{
+				m_SpriteName = sprite.name.Replace("(Clone)", "");
+			}
+
+			if (_lastSpriteName != spriteName)
+			{
+				_lastSpriteName = spriteName;
+				sprite = spriteAtlas ? spriteAtlas.GetSprite(spriteName) : null;
+			}
+
+			base.SetMaterialDirty();
+		}
+
+
+		protected AtlasImage()
+			: base()
+		{
+		}
+
+		/// <summary>
+		/// Raises the populate mesh event.
+		/// </summary>
+		/// <param name="toFill">To fill.</param>
+		protected override void OnPopulateMesh(VertexHelper toFill)
+		{
+			if (!overrideSprite)
+			{
+				toFill.Clear();
+				return;
+			}
+			base.OnPopulateMesh(toFill);
+		}
+	}
+}

CHANGELOG.md

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+# Changelog
+
+## [v0.1.0](https://github.com/mob-sakai/AtlasImage/tree/v0.1.0) (2018-04-30)
+
+[Full Changelog](https://github.com/mob-sakai/AtlasImage/compare/6159735114a782ced87eb55c93edad44cad146c4...v0.1.0)
+
+**Implemented enhancements:**
+
+- Feature: You can edit the border in the preview window [\#3](https://github.com/mob-sakai/AtlasImage/issues/3)
+- Feature: In the inspector, sprite selection window shows only sprites in SpriteAtlas [\#2](https://github.com/mob-sakai/AtlasImage/issues/2)
+- Feature: Sprite for renderring can be changed using a SpriteAtlas and a sprite name [\#1](https://github.com/mob-sakai/AtlasImage/issues/1)
+
+
+
+\* *This Changelog was automatically generated by [github_changelog_generator](https://github.com/skywinder/Github-Changelog-Generator)*

Coffee.AtlasImage.asmdef

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+{
+    "name": "Coffee.AtlasImage",
+    "references": [],
+    "optionalUnityReferences": [],
+    "includePlatforms": [],
+    "excludePlatforms": [],
+    "allowUnsafeCode": false,
+    "overrideReferences": false,
+    "precompiledReferences": [],
+    "autoReferenced": true,
+    "defineConstraints": []
+}