Rename DiagramItemRegistry to DiagramItemFactory

1 files changed, 46 insertions, 0 deletions

diff --git a/src/diagramitemfactory.cpp b/src/diagramitemfactory.cpp
new file mode 100644
index 0000000..093d980
--- /dev/null
+++ b/src/diagramitemfactory.cpp
@@ -0,0 +1,46 @@
+// Copyright (C) 2008  Lukas Lalinsky
+//
+// This program 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 2 of the License, or
+// at your option) any later version.
+//
+// This program 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
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+#include <QDebug>
+#include "diagramitem.h"
+#include "diagramitemfactory.h"
+
+DiagramItemFactory *DiagramItemFactory::m_registry = 0;
+
+template <class T> DiagramItem *__createItem() { return new T(); }
+#define ADD_TYPE(x) m_map[x::staticTypeName()] = &(__createItem<x>);
+
+DiagramItem *
+DiagramItemFactory::createItem(const QString &typeName)
+{
+	if (!DiagramItemFactory::m_registry)
+		DiagramItemFactory::m_registry = new DiagramItemFactory();
+	if (!DiagramItemFactory::m_registry->m_map.contains(typeName))
+		return 0;
+	return DiagramItemFactory::m_registry->m_map[typeName]();
+}
+
+// =========================================================================
+// =========================================================================
+
+#include "items/database/databasetable.h"
+#include "items/database/databaserelationship.h"
+
+DiagramItemFactory::DiagramItemFactory()
+{
+	ADD_TYPE(DatabaseTable);
+	ADD_TYPE(DatabaseRelationship);
+}