diff options
Diffstat (limited to 'drawinglayer/inc/drawinglayer/primitive3d/hittestprimitive3d.hxx')
| -rw-r--r-- | drawinglayer/inc/drawinglayer/primitive3d/hittestprimitive3d.hxx | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/drawinglayer/inc/drawinglayer/primitive3d/hittestprimitive3d.hxx b/drawinglayer/inc/drawinglayer/primitive3d/hittestprimitive3d.hxx new file mode 100644 index 000000000000..4779241033b0 --- /dev/null +++ b/drawinglayer/inc/drawinglayer/primitive3d/hittestprimitive3d.hxx @@ -0,0 +1,88 @@ +/************************************************************************* + * + * 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_PRIMITIVE3D_HITTESTPRIMITIVE3D_HXX +#define INCLUDED_DRAWINGLAYER_PRIMITIVE3D_HITTESTPRIMITIVE3D_HXX + +#include <drawinglayer/primitive3d/groupprimitive3d.hxx> + +////////////////////////////////////////////////////////////////////////////// + +namespace drawinglayer +{ + namespace primitive3d + { + /** HitTestPrimitive3D class + + This primitive is used to represent geometry for non-visible objects, + e.g. a 3D cube without fill attributes. To still be able to use + primitives for HitTest functionality, the 3d decompositions produce + an as much as possible simplified fill geometry encapsulated in this + primtive when there is no fill geometry. Currently, the 3d hit test + uses only areas, so maybe in a further enchanced version this will 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 HitTestPrimitive3D : public GroupPrimitive3D + { + public: + /// constructor + HitTestPrimitive3D(const Primitive3DSequence& 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::B3DRange getB3DRange(const geometry::ViewInformation3D& rViewInformation) const; + + /** local decomposition. Implementation will return empty Primitive3DSequence + since this is no visualisation data + */ + virtual Primitive3DSequence get3DDecomposition(const geometry::ViewInformation3D& rViewInformation) const; + + /// provide unique ID + DeclPrimitrive3DIDBlock() + }; + } // end of namespace primitive3d +} // end of namespace drawinglayer + +////////////////////////////////////////////////////////////////////////////// + +#endif //INCLUDED_DRAWINGLAYER_PRIMITIVE3D_HITTESTPRIMITIVE3D_HXX + +////////////////////////////////////////////////////////////////////////////// +// eof |