Parse Chen EER diagrams

src/net/sourceforge/plantuml/PSystemBuilder.java

@@ -48,6 +48,7 @@ import net.sourceforge.plantuml.activitydiagram3.ActivityDiagramFactory3;
 import net.sourceforge.plantuml.api.PSystemFactory;
 import net.sourceforge.plantuml.board.BoardDiagramFactory;
 import net.sourceforge.plantuml.bpm.BpmDiagramFactory;
+import net.sourceforge.plantuml.cheneer.ChenEerDiagramFactory;
 import net.sourceforge.plantuml.classdiagram.ClassDiagramFactory;
 import net.sourceforge.plantuml.core.Diagram;
 import net.sourceforge.plantuml.core.DiagramType;
@@ -258,6 +259,8 @@ public class PSystemBuilder {
 		factories.add(new HclDiagramFactory());
 		factories.add(new PSystemEbnfFactory());
 		factories.add(new PSystemRegexFactory());
+
+		factories.add(new ChenEerDiagramFactory());
 	}
 
 	private boolean isOk(Diagram ps) {

src/net/sourceforge/plantuml/cheneer/ChenEerDiagram.java

@@ -0,0 +1,93 @@
+/* ========================================================================
+ * PlantUML : a free UML diagram generator
+ * ========================================================================
+ *
+ * (C) Copyright 2009-2024, Arnaud Roques
+ *
+ * Project Info:  https://plantuml.com
+ * 
+ * If you like this project or if you find it useful, you can support us at:
+ * 
+ * https://plantuml.com/patreon (only 1$ per month!)
+ * https://plantuml.com/paypal
+ * 
+ * This file is part of PlantUML.
+ *
+ * PlantUML is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * PlantUML 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 GNU General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
+ * USA.
+ *
+ *
+ * Original Author:  Arnaud Roques
+ *
+ */
+package net.sourceforge.plantuml.cheneer;
+
+import java.io.IOException;
+import java.io.OutputStream;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.Stack;
+
+import net.sourceforge.plantuml.FileFormatOption;
+import net.sourceforge.plantuml.TitledDiagram;
+import net.sourceforge.plantuml.abel.Entity;
+import net.sourceforge.plantuml.core.DiagramDescription;
+import net.sourceforge.plantuml.core.ImageData;
+import net.sourceforge.plantuml.core.UmlSource;
+import net.sourceforge.plantuml.klimt.drawing.UGraphic;
+import net.sourceforge.plantuml.klimt.font.StringBounder;
+import net.sourceforge.plantuml.klimt.geom.XDimension2D;
+import net.sourceforge.plantuml.klimt.shape.AbstractTextBlock;
+import net.sourceforge.plantuml.klimt.shape.TextBlock;
+import net.sourceforge.plantuml.klimt.shape.TextBlockUtils;
+import net.sourceforge.plantuml.skin.UmlDiagramType;
+
+public class ChenEerDiagram extends TitledDiagram {
+
+	public ChenEerDiagram(UmlSource source, Map<String, String> skinParam) {
+		super(source, UmlDiagramType.CHEN_EER, skinParam);
+		// TODO
+	}
+
+	@Override
+	public DiagramDescription getDescription() {
+		return new DiagramDescription("(Chen EER)");
+	}
+
+	@Override
+	protected ImageData exportDiagramNow(OutputStream os, int index, FileFormatOption fileFormatOption)
+			throws IOException {
+		return createImageBuilder(fileFormatOption).drawable(getTextBlock()).write(os);
+	}
+
+	private void drawInternal(UGraphic ug) {
+		// TODO
+	}
+
+	@Override
+	protected TextBlock getTextBlock() {
+		return new AbstractTextBlock() {
+			public void drawU(UGraphic ug) {
+				drawInternal(ug);
+			}
+
+			public XDimension2D calculateDimension(StringBounder stringBounder) {
+				return TextBlockUtils.getMinMax(getTextBlock(), stringBounder, true).getDimension();
+			}
+		};
+	}
+
+}

src/net/sourceforge/plantuml/cheneer/ChenEerDiagramFactory.java

@@ -0,0 +1,76 @@
+/* ========================================================================
+ * PlantUML : a free UML diagram generator
+ * ========================================================================
+ *
+ * (C) Copyright 2009-2024, Arnaud Roques
+ *
+ * Project Info:  https://plantuml.com
+ * 
+ * If you like this project or if you find it useful, you can support us at:
+ * 
+ * https://plantuml.com/patreon (only 1$ per month!)
+ * https://plantuml.com/paypal
+ * 
+ * This file is part of PlantUML.
+ *
+ * PlantUML is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * PlantUML 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 GNU General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
+ * USA.
+ *
+ *
+ * Original Author:  Arnaud Roques
+ * 
+ *
+ */
+package net.sourceforge.plantuml.cheneer;
+
+import java.util.List;
+import java.util.Map;
+
+import net.sourceforge.plantuml.AbstractPSystem;
+import net.sourceforge.plantuml.cheneer.command.CommandAssociateRelationship;
+import net.sourceforge.plantuml.cheneer.command.CommandCreateAttribute;
+import net.sourceforge.plantuml.cheneer.command.CommandCreateEntity;
+import net.sourceforge.plantuml.cheneer.command.CommandCreateRelationship;
+import net.sourceforge.plantuml.cheneer.command.CommandEndGroup;
+import net.sourceforge.plantuml.command.Command;
+import net.sourceforge.plantuml.command.CommonCommands;
+import net.sourceforge.plantuml.command.PSystemCommandFactory;
+import net.sourceforge.plantuml.core.DiagramType;
+import net.sourceforge.plantuml.core.UmlSource;
+
+public class ChenEerDiagramFactory extends PSystemCommandFactory {
+
+	public ChenEerDiagramFactory() {
+		super(DiagramType.CHEN_EER);
+	}
+
+	@Override
+	protected void initCommandsList(List<Command> cmds) {
+		cmds.add(new CommandCreateEntity());
+		cmds.add(new CommandCreateAttribute());
+		cmds.add(new CommandCreateRelationship());
+		cmds.add(new CommandAssociateRelationship());
+		cmds.add(new CommandEndGroup());
+
+		CommonCommands.addTitleCommands(cmds);
+		CommonCommands.addCommonCommands2(cmds);
+	}
+
+	@Override
+	public AbstractPSystem createEmptyDiagram(UmlSource source, Map<String, String> skinParam) {
+		return new ChenEerDiagram(source, skinParam);
+	}
+
+}

src/net/sourceforge/plantuml/cheneer/command/CommandAssociateRelationship.java

@@ -0,0 +1,76 @@
+/* ========================================================================
+ * PlantUML : a free UML diagram generator
+ * ========================================================================
+ *
+ * (C) Copyright 2009-2024, Arnaud Roques
+ *
+ * Project Info:  https://plantuml.com
+ * 
+ * If you like this project or if you find it useful, you can support us at:
+ * 
+ * https://plantuml.com/patreon (only 1$ per month!)
+ * https://plantuml.com/paypal
+ * 
+ * This file is part of PlantUML.
+ *
+ * PlantUML is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * PlantUML 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 GNU General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
+ * USA.
+ *
+ *
+ * Original Author:  Arnaud Roques
+ * 
+ *
+ */
+package net.sourceforge.plantuml.cheneer.command;
+
+import net.sourceforge.plantuml.cheneer.ChenEerDiagram;
+import net.sourceforge.plantuml.command.CommandExecutionResult;
+import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.klimt.color.NoSuchColorException;
+import net.sourceforge.plantuml.regex.IRegex;
+import net.sourceforge.plantuml.regex.RegexConcat;
+import net.sourceforge.plantuml.regex.RegexLeaf;
+import net.sourceforge.plantuml.regex.RegexOptional;
+import net.sourceforge.plantuml.regex.RegexResult;
+import net.sourceforge.plantuml.utils.LineLocation;
+
+public class CommandAssociateRelationship extends SingleLineCommand2<ChenEerDiagram> {
+
+  public CommandAssociateRelationship() {
+    super(getRegexConcat());
+  }
+
+  private static IRegex getRegexConcat() {
+    return RegexConcat.build(CommandCreateEntity.class.getName(), RegexLeaf.start(), //
+        RegexLeaf.spaceZeroOrMore(), //
+        new RegexLeaf("PARTICIPATION", "([-=])"), //
+        new RegexOptional( //
+            new RegexLeaf("CARDINALITY", "(\\w+|\\(\\w+,[%s]*\\w+\\))")), //
+        RegexLeaf.spaceOneOrMore(), //
+        new RegexLeaf("NAME", "([\\w-]+)"), //
+        RegexLeaf.end());
+  }
+
+  @Override
+  protected CommandExecutionResult executeArg(ChenEerDiagram system, LineLocation location, RegexResult arg)
+      throws NoSuchColorException {
+    final String name = arg.get("NAME", 0);
+
+    System.out.println("- " + name);
+
+    return CommandExecutionResult.ok();
+  }
+
+}

src/net/sourceforge/plantuml/cheneer/command/CommandCreateAttribute.java

@@ -0,0 +1,96 @@
+/* ========================================================================
+ * PlantUML : a free UML diagram generator
+ * ========================================================================
+ *
+ * (C) Copyright 2009-2024, Arnaud Roques
+ *
+ * Project Info:  https://plantuml.com
+ * 
+ * If you like this project or if you find it useful, you can support us at:
+ * 
+ * https://plantuml.com/patreon (only 1$ per month!)
+ * https://plantuml.com/paypal
+ * 
+ * This file is part of PlantUML.
+ *
+ * PlantUML is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * PlantUML 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 GNU General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
+ * USA.
+ *
+ *
+ * Original Author:  Arnaud Roques
+ * 
+ *
+ */
+package net.sourceforge.plantuml.cheneer.command;
+
+import net.sourceforge.plantuml.cheneer.ChenEerDiagram;
+import net.sourceforge.plantuml.command.CommandExecutionResult;
+import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.klimt.color.NoSuchColorException;
+import net.sourceforge.plantuml.regex.IRegex;
+import net.sourceforge.plantuml.regex.RegexConcat;
+import net.sourceforge.plantuml.regex.RegexLeaf;
+import net.sourceforge.plantuml.regex.RegexOptional;
+import net.sourceforge.plantuml.regex.RegexResult;
+import net.sourceforge.plantuml.utils.LineLocation;
+
+public class CommandCreateAttribute extends SingleLineCommand2<ChenEerDiagram> {
+
+  public CommandCreateAttribute() {
+    super(getRegexConcat());
+  }
+
+  private static IRegex getRegexConcat() {
+    return RegexConcat.build(CommandCreateEntity.class.getName(), RegexLeaf.start(), //
+        RegexLeaf.spaceZeroOrMore(),
+        new RegexOptional( //
+            new RegexConcat( //
+                new RegexLeaf("MULTI", "multi"), //
+                RegexLeaf.spaceOneOrMore())), //
+        new RegexOptional( //
+            new RegexConcat( //
+                new RegexLeaf("DERIVED", "derived"), //
+                RegexLeaf.spaceOneOrMore())), //
+        new RegexOptional( //
+            new RegexConcat( //
+                new RegexOptional( //
+                    new RegexConcat( //
+                        new RegexLeaf("PARTIAL", "partial"), //
+                        RegexLeaf.spaceOneOrMore())),
+                new RegexLeaf("KEY", "key"), //
+                RegexLeaf.spaceOneOrMore())), //
+        new RegexOptional( //
+            new RegexConcat( //
+                new RegexLeaf("attr(:?ibute)?"), //
+                RegexLeaf.spaceOneOrMore())), //
+        new RegexLeaf("NAME", "(\\w+)"), //
+        new RegexOptional(//
+            new RegexConcat( //
+                RegexLeaf.spaceZeroOrMore(), //
+                new RegexLeaf("COMPOSITE", "\\{"))), //
+        RegexLeaf.end());
+  }
+
+  @Override
+  protected CommandExecutionResult executeArg(ChenEerDiagram system, LineLocation location, RegexResult arg)
+      throws NoSuchColorException {
+    final String name = arg.get("NAME", 0);
+
+    System.out.println("attribute " + name);
+
+    return CommandExecutionResult.ok();
+  }
+
+}

src/net/sourceforge/plantuml/cheneer/command/CommandCreateEntity.java

@@ -0,0 +1,74 @@
+/* ========================================================================
+ * PlantUML : a free UML diagram generator
+ * ========================================================================
+ *
+ * (C) Copyright 2009-2024, Arnaud Roques
+ *
+ * Project Info:  https://plantuml.com
+ * 
+ * If you like this project or if you find it useful, you can support us at:
+ * 
+ * https://plantuml.com/patreon (only 1$ per month!)
+ * https://plantuml.com/paypal
+ * 
+ * This file is part of PlantUML.
+ *
+ * PlantUML is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * PlantUML 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 GNU General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
+ * USA.
+ *
+ *
+ * Original Author:  Arnaud Roques
+ * 
+ *
+ */
+package net.sourceforge.plantuml.cheneer.command;
+
+import net.sourceforge.plantuml.cheneer.ChenEerDiagram;
+import net.sourceforge.plantuml.command.CommandExecutionResult;
+import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.klimt.color.NoSuchColorException;
+import net.sourceforge.plantuml.regex.IRegex;
+import net.sourceforge.plantuml.regex.RegexConcat;
+import net.sourceforge.plantuml.regex.RegexLeaf;
+import net.sourceforge.plantuml.regex.RegexResult;
+import net.sourceforge.plantuml.utils.LineLocation;
+
+public class CommandCreateEntity extends SingleLineCommand2<ChenEerDiagram> {
+
+  public CommandCreateEntity() {
+    super(getRegexConcat());
+  }
+
+  private static IRegex getRegexConcat() {
+    return RegexConcat.build(CommandCreateEntity.class.getName(), RegexLeaf.start(), //
+        new RegexLeaf("entity"), //
+        RegexLeaf.spaceOneOrMore(), //
+        new RegexLeaf("NAME", "(\\w+)"), //
+        RegexLeaf.spaceZeroOrMore(), //
+        new RegexLeaf("\\{"), //
+        RegexLeaf.end());
+  }
+
+  @Override
+  protected CommandExecutionResult executeArg(ChenEerDiagram system, LineLocation location, RegexResult arg)
+      throws NoSuchColorException {
+    final String name = arg.get("NAME", 0);
+
+    System.out.println("entity " + name);
+
+    return CommandExecutionResult.ok();
+  }
+
+}

src/net/sourceforge/plantuml/cheneer/command/CommandCreateRelationship.java

@@ -0,0 +1,74 @@
+/* ========================================================================
+ * PlantUML : a free UML diagram generator
+ * ========================================================================
+ *
+ * (C) Copyright 2009-2024, Arnaud Roques
+ *
+ * Project Info:  https://plantuml.com
+ * 
+ * If you like this project or if you find it useful, you can support us at:
+ * 
+ * https://plantuml.com/patreon (only 1$ per month!)
+ * https://plantuml.com/paypal
+ * 
+ * This file is part of PlantUML.
+ *
+ * PlantUML is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * PlantUML 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 GNU General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
+ * USA.
+ *
+ *
+ * Original Author:  Arnaud Roques
+ * 
+ *
+ */
+package net.sourceforge.plantuml.cheneer.command;
+
+import net.sourceforge.plantuml.cheneer.ChenEerDiagram;
+import net.sourceforge.plantuml.command.CommandExecutionResult;
+import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.klimt.color.NoSuchColorException;
+import net.sourceforge.plantuml.regex.IRegex;
+import net.sourceforge.plantuml.regex.RegexConcat;
+import net.sourceforge.plantuml.regex.RegexLeaf;
+import net.sourceforge.plantuml.regex.RegexResult;
+import net.sourceforge.plantuml.utils.LineLocation;
+
+public class CommandCreateRelationship extends SingleLineCommand2<ChenEerDiagram> {
+
+  public CommandCreateRelationship() {
+    super(getRegexConcat());
+  }
+
+  private static IRegex getRegexConcat() {
+    return RegexConcat.build(CommandCreateEntity.class.getName(), RegexLeaf.start(), //
+        new RegexLeaf("relationship"), //
+        RegexLeaf.spaceOneOrMore(), //
+        new RegexLeaf("NAME", "(\\w+)"), //
+        RegexLeaf.spaceZeroOrMore(), //
+        new RegexLeaf("\\{"), //
+        RegexLeaf.end());
+  }
+
+  @Override
+  protected CommandExecutionResult executeArg(ChenEerDiagram system, LineLocation location, RegexResult arg)
+      throws NoSuchColorException {
+    final String name = arg.get("NAME", 0);
+
+    System.out.println("relationship " + name);
+
+    return CommandExecutionResult.ok();
+  }
+
+}

src/net/sourceforge/plantuml/cheneer/command/CommandEndGroup.java

@@ -0,0 +1,65 @@
+/* ========================================================================
+ * PlantUML : a free UML diagram generator
+ * ========================================================================
+ *
+ * (C) Copyright 2009-2024, Arnaud Roques
+ *
+ * Project Info:  https://plantuml.com
+ * 
+ * If you like this project or if you find it useful, you can support us at:
+ * 
+ * https://plantuml.com/patreon (only 1$ per month!)
+ * https://plantuml.com/paypal
+ * 
+ * This file is part of PlantUML.
+ *
+ * PlantUML is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * PlantUML 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 GNU General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
+ * USA.
+ *
+ *
+ * Original Author:  Arnaud Roques
+ * 
+ *
+ */
+package net.sourceforge.plantuml.cheneer.command;
+
+import net.sourceforge.plantuml.cheneer.ChenEerDiagram;
+import net.sourceforge.plantuml.command.CommandExecutionResult;
+import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.regex.IRegex;
+import net.sourceforge.plantuml.regex.RegexConcat;
+import net.sourceforge.plantuml.regex.RegexLeaf;
+import net.sourceforge.plantuml.regex.RegexResult;
+import net.sourceforge.plantuml.utils.LineLocation;
+
+public class CommandEndGroup extends SingleLineCommand2<ChenEerDiagram> {
+
+	public CommandEndGroup() {
+		super(getRegexConcat());
+	}
+
+	static IRegex getRegexConcat() {
+		return RegexConcat.build(CommandEndGroup.class.getName(), RegexLeaf.start(), //
+				new RegexLeaf("\\}"), //
+				RegexLeaf.end()); //
+	}
+
+	@Override
+	protected CommandExecutionResult executeArg(ChenEerDiagram diagram, LineLocation location, RegexResult arg) {
+		// TODO
+		return CommandExecutionResult.ok();
+	}
+
+}

src/net/sourceforge/plantuml/core/DiagramType.java

@@ -40,7 +40,7 @@ import net.sourceforge.plantuml.utils.StartUtils;
 public enum DiagramType {
     // ::remove folder when __HAXE__
 	UML, BPM, DITAA, DOT, PROJECT, JCCKIT, SALT, FLOW, CREOLE, JUNGLE, CUTE, MATH, LATEX, DEFINITION, GANTT, NW,
-	MINDMAP, WBS, WIRE, JSON, GIT, BOARD, YAML, HCL, EBNF, REGEX, FILES, UNKNOWN;
+	MINDMAP, WBS, WIRE, JSON, GIT, BOARD, YAML, HCL, EBNF, REGEX, FILES, CHEN_EER, UNKNOWN;
 
 	static public DiagramType getTypeFromArobaseStart(String s) {
 		s = s.toLowerCase();
@@ -128,6 +128,9 @@ public enum DiagramType {
 		if (StartUtils.startsWithSymbolAnd("startfiles", s))
 			return FILES;
 
+		if (StartUtils.startsWithSymbolAnd("startchen", s))
+			return CHEN_EER;
+
 		return UNKNOWN;
 	}
 }

src/net/sourceforge/plantuml/skin/UmlDiagramType.java

@@ -39,7 +39,7 @@ import net.sourceforge.plantuml.style.SName;
 
 public enum UmlDiagramType {
 	SEQUENCE, STATE, CLASS, OBJECT, ACTIVITY, DESCRIPTION, COMPOSITE, FLOW, TIMING, BPM, NWDIAG, MINDMAP, WBS, WIRE,
-	HELP, GANTT, SALT, JSON, GIT, BOARD, YAML, HCL, EBNF, REGEX, FILES;
+	HELP, GANTT, SALT, JSON, GIT, BOARD, YAML, HCL, EBNF, REGEX, FILES, CHEN_EER;
 
 	public SName getStyleName() {
 		if (this == SEQUENCE)