1 files changed, 27 insertions, 0 deletions
diff --git a/Swiften/Elements/Whiteboard/WhiteboardElementVisitor.h b/Swiften/Elements/Whiteboard/WhiteboardElementVisitor.h
new file mode 100644
index 0000000..413d6cf
--- /dev/null
+++ b/Swiften/Elements/Whiteboard/WhiteboardElementVisitor.h
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2012 Mateusz Piękos
+ * Licensed under the simplified BSD license.
+ * See Documentation/Licenses/BSD-simplified.txt for more information.
+ */
+
+#pragma once
+
+namespace Swift {
+	class WhiteboardLineElement;
+	class WhiteboardFreehandPathElement;
+	class WhiteboardRectElement;
+	class WhiteboardPolygonElement;
+	class WhiteboardTextElement;
+	class WhiteboardEllipseElement;
+
+	class WhiteboardElementVisitor {
+	public:
+		virtual ~WhiteboardElementVisitor() {}
+		virtual void visit(WhiteboardLineElement& /*element*/) = 0;
+		virtual void visit(WhiteboardFreehandPathElement& /*element*/) = 0;
+		virtual void visit(WhiteboardRectElement& /*element*/) = 0;
+		virtual void visit(WhiteboardPolygonElement& /*element*/) = 0;
+		virtual void visit(WhiteboardTextElement& /*element*/) = 0;
+		virtual void visit(WhiteboardEllipseElement& /*element*/) = 0;
+	};
+}