首次提交：本地项目同步到Gitea

LibShapes/Core/Print/AbstractPrintItemFactory.cs

@@ -0,0 +1,62 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Io.Github.Kerwinxu.LibShapes.Core.Print
+{
+    public abstract class AbstractPrintItemFactory : IPrintItemFactory
+    {
+        /// <summary>
+        ///  用这个来保存PrintItem
+        /// </summary>
+        protected Dictionary<string, PrintItem> dict_printItem = new Dictionary<string, PrintItem>();
+
+
+        public PrintItem GetPrintItem(string name)
+        {
+            if (dict_printItem.ContainsKey(name))
+            {
+                return dict_printItem[name];
+            }
+            return null;
+            //throw new NotImplementedException();
+        }
+
+
+        /// <summary>
+        /// 删除，受到保护的，外部不能随便调用的。
+        /// </summary>
+        /// <param name="name"></param>
+        protected void deletePrintItem(string name)
+        {
+            dict_printItem.Remove(name);
+            //throw new NotImplementedException();
+        }
+
+        /// <summary>
+        ///  外部不能随便的增加
+        /// </summary>
+        /// <param name="name"></param>
+        /// <param name="printItem"></param>
+        protected void registerPrintItem(string name, PrintItem printItem)
+        {
+            if (! dict_printItem.ContainsKey(name))
+            {
+                // 没有才添加
+                dict_printItem[name] = printItem;
+            }
+            //throw new NotImplementedException();
+        }
+
+        public string registerPrintItem(PrintItem printItem)
+        {
+            string id = getNoRepeatId();       // 先取得一个不重复的id
+            registerPrintItem(id, printItem);  // 注册
+            return id;                         // 返回这个id
+        }
+
+        public abstract string getNoRepeatId();
+
+    }
+}