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Assets/AmplifyShaderEditor/Plugins/Editor/Templates/TemplateCodeSnippetBase.cs

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+// Amplify Shader Editor - Visual Shader Editing Tool
+// Copyright (c) Amplify Creations, Lda <info@amplify.pt>
+
+using System;
+using UnityEngine;
+using System.Collections.Generic;
+
+namespace AmplifyShaderEditor
+{
+	public enum TemplateCodeSnippetType
+	{
+		Toggle
+	};
+
+
+	public enum TemplateCodeSnippetInfoIdx
+	{
+		Name = 0, 
+		Type
+	};
+
+	[Serializable]
+	public class TemplateCodeSnippetElement
+	{
+		public string Id;
+		public string Snippet;
+		public TemplateCodeSnippetElement( string id, string snippet )
+		{
+			Id = id;
+			Snippet = snippet;
+		}
+	}
+
+	[Serializable]
+	public class TemplateCodeSnippetBase : ScriptableObject
+	{
+		[SerializeField]
+		private string m_nameId;
+
+		[SerializeField]
+		private TemplateCodeSnippetType m_type;
+
+		[SerializeField]
+		private List<TemplateCodeSnippetElement> m_elements = new List<TemplateCodeSnippetElement>();
+		
+		public void Init( string nameId, TemplateCodeSnippetType type )
+		{
+			m_nameId = nameId;
+			m_type = type;
+		}
+
+		public void AddSnippet( TemplateCodeSnippetElement element )
+		{
+			m_elements.Add( element );
+		}
+
+		public void Destroy()
+		{
+			for ( int i = 0; i < m_elements.Count; i++ )
+			{
+				m_elements[ i ].Snippet = null;
+			}
+			m_elements.Clear();
+			m_elements = null;
+		}
+
+		public virtual void DrawProperties( ParentNode owner ) { }
+		public virtual bool CheckSnippet() { return true; }
+
+		public void InsertSnippet( ref string shaderBody )
+		{
+			bool insertSnippet = CheckSnippet();
+			for ( int i = 0; i < m_elements.Count; i++ )
+			{
+				shaderBody = shaderBody.Replace( m_elements[ i ].Id, ( insertSnippet ? m_elements[ i ].Snippet : string.Empty ) );
+			}
+		}
+		public string NameId { get { return m_nameId; } }
+		public TemplateCodeSnippetType Type { get { return m_type; } }
+		public List<TemplateCodeSnippetElement> Elements { get { return m_elements; } }
+	}
+
+	[Serializable]
+	public class TemplateCodeSnippetToggle : TemplateCodeSnippetBase
+	{
+		private const string Label = "Activate";
+		[SerializeField]
+		private bool m_value = false;
+
+
+		public override bool CheckSnippet()
+		{
+			return m_value;
+		}
+
+		public override void DrawProperties( ParentNode owner )
+		{
+			m_value = owner.EditorGUILayoutToggle( Label, m_value );
+		}
+	}
+	
+}