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+/*************************************************************************
+ *
+ *  OpenOffice.org - a multi-platform office productivity suite
+ *
+ *  $RCSfile: hittestprimitive3d.hxx,v $
+ *
+ *  $Revision: 1.1.2.1 $
+ *
+ *  last change: $Author: aw $ $Date: 2008/09/24 14:27:39 $
+ *
+ *  The Contents of this file are made available subject to
+ *  the terms of GNU Lesser General Public License Version 2.1.
+ *
+ *
+ *    GNU Lesser General Public License Version 2.1
+ *    =============================================
+ *    Copyright 2005 by Sun Microsystems, Inc.
+ *    901 San Antonio Road, Palo Alto, CA 94303, USA
+ *
+ *    This library is free software; you can redistribute it and/or
+ *    modify it under the terms of the GNU Lesser General Public
+ *    License version 2.1, as published by the Free Software Foundation.
+ *
+ *    This library 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
+ *    Lesser General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Lesser General Public
+ *    License along with this library; if not, write to the Free Software
+ *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ *    MA  02111-1307  USA
+ *
+ ************************************************************************/
+
+#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_HITTESTPRIMITIVE2D_HXX
+#define INCLUDED_DRAWINGLAYER_PRIMITIVE2D_HITTESTPRIMITIVE2D_HXX
+
+#include <drawinglayer/primitive2d/groupprimitive2d.hxx>
+
+//////////////////////////////////////////////////////////////////////////////
+
+namespace drawinglayer
+{
+    namespace primitive2d
+    {
+        // This primitive is used to represent geometry for non-visible objects,
+        // e.g. a PresObj's outline. To still be able to use primitives for HitTest 
+        // functionality, the 2d decompositions will produce an as much as possible 
+        // simplified line geometry encapsulated in this primtive when there is no 
+        // line geometry. In a further enchanced version this may change to 'if neither 
+        // filled nor lines' creation criteria. The whole primitive decomposes to nothing, 
+        // so no one not knowing it will be influenced. Only helper processors for hit test 
+        // (and maybe BoundRect extractors) will use it and it's children subcontent.
+        class HitTestPrimitive2D : public GroupPrimitive2D
+        {
+        protected:
+            // local decomposition. Implementation will return empty Primitive2DSequence
+            // since this is no visualisation data
+            virtual Primitive2DSequence createLocalDecomposition(const geometry::ViewInformation2D& rViewInformation) const;
+
+        public:
+            HitTestPrimitive2D(const Primitive2DSequence& rChildren);
+
+            // despite returning an empty decomposition since it's no visualisation data, 
+            // range calculation is intended to use invisible replacement geometry, so
+            // the local implementation will return the children's range
+            virtual basegfx::B2DRange getB2DRange(const geometry::ViewInformation2D& rViewInformation) const;
+
+            // provide unique ID
+            DeclPrimitrive2DIDBlock()
+        };
+    } // end of namespace primitive2d
+} // end of namespace drawinglayer
+
+//////////////////////////////////////////////////////////////////////////////
+
+#endif //INCLUDED_DRAWINGLAYER_PRIMITIVE2D_HITTESTPRIMITIVE2D_HXX
+
+//////////////////////////////////////////////////////////////////////////////
+// eof