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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
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* only, as published by the Free Software Foundation.
*
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
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* version 3 along with OpenOffice.org. If not, see
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* for a copy of the LGPLv3 License.
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************************************************************************/
#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
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