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Modules/awtool/ZObCellRepr.java

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+/*   
+ZOb.java
+ *    
+ *    Copyright (c) 2000, Ted Nelson and Tuomas Lukka
+ *
+ *    You may use and distribute under the terms of either the GNU Lesser
+ *    General Public License, either version 2 of the license or,
+ *    at your choice, any later version. Alternatively, you may use and
+ *    distribute under the terms of the XPL.
+ *
+ *    See the LICENSE.lgpl and LICENSE.xpl files for the specific terms of 
+ *    the licenses.
+ *
+ *    This software is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the README
+ *    file for more details.
+ *
+ */
+/*
+ * Written by Kimmo Wideroos
+ */
+ 
+package org.gzigzag.module;
+import org.gzigzag.*;
+import java.util.*;
+import java.awt.*;
+
+/** Absract class for ZObs which are able to be rolled back into the cellstructure.
+ */
+
+public abstract class ZObCellRepr {
+    private ZZCell _rootcell = null; 
+    public ZZCell getCell() { return this._rootcell; }
+    public void setCell(ZZCell c) { this._rootcell = c; }
+
+    public String getZObClassName() { 
+        String cn = getClass().getName();
+        int i = cn.lastIndexOf(".");
+        return cn.substring(i+1, cn.length()); 
+    }
+
+    abstract String getZObName();
+
+    /** Write the parameters of this ZOb back in the cellstructure.
+     *  Returns a string describing the errors encountered, or null if
+     *  everything went fine..
+     *  @param start    starting cell
+     *  @param clone    whether or not to make the new ZOb centralcell a clone
+     *                  of the former centralcell (if cells equal, the whole 
+     *                  issue is trivial).
+     */
+    abstract String cellRepr(ZZCell start, boolean clone);
+
+    public String cellRepr() {return cellRepr(getCell(), false); }
+}
+