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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: embedded3dprimitive2d.hxx,v $
*
* $Revision: 1.6 $
*
* last change: $Author: aw $ $Date: 2008-06-24 15:30:17 $
*
* 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_EMBEDDED3DPRIMITIVE2D_HXX
#define INCLUDED_DRAWINGLAYER_PRIMITIVE2D_EMBEDDED3DPRIMITIVE2D_HXX
#include <drawinglayer/primitive2d/baseprimitive2d.hxx>
#include <drawinglayer/primitive3d/baseprimitive3d.hxx>
#include <drawinglayer/geometry/viewinformation3d.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
//////////////////////////////////////////////////////////////////////////////
// BackgroundColorPrimitive2D class
namespace drawinglayer
{
namespace primitive2d
{
class Embedded3DPrimitive2D : public BufferedDecompositionPrimitive2D
{
private:
// the sequence of 3d primitives
primitive3d::Primitive3DSequence mxChildren3D;
// the 2D scene object transformation
basegfx::B2DHomMatrix maObjectTransformation;
// the 3D transformations
geometry::ViewInformation3D maViewInformation3D;
// if the embedded 3D primitives contain shadow, these parameters are needed
// to extract the shadow wich is a sequence od 2D primitives and may expand
// the 2D range. Since every single 3D object in a scene may individually
// have shadow or not, these values need to be provided and prepared. The shadow
// distance itself (a 2D transformation) is part of the 3D shadow definition
basegfx::B3DVector maLightNormal;
double mfShadowSlant;
basegfx::B3DRange maScene3DRange;
// the primitiveSequence for on-demand created shadow primitives (see mbShadow3DChecked)
Primitive2DSequence maShadowPrimitives;
// #i96669# add simple range buffering for this primitive
basegfx::B2DRange maB2DRange;
// bitfield
// flag if given 3D geometry is already cheched for shadow definitions and 2d shadows
// are created in maShadowPrimitives
unsigned mbShadow3DChecked : 1;
// private helpers
bool impGetShadow3D(const geometry::ViewInformation2D& rViewInformation) const;
protected:
// local decomposition.
virtual Primitive2DSequence create2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const;
public:
Embedded3DPrimitive2D(
const primitive3d::Primitive3DSequence& rxChildren3D,
const basegfx::B2DHomMatrix& rObjectTransformation,
const geometry::ViewInformation3D& rViewInformation3D,
const basegfx::B3DVector& rLightNormal,
double fShadowSlant,
const basegfx::B3DRange& rScene3DRange);
// get data
const primitive3d::Primitive3DSequence& getChildren3D() const { return mxChildren3D; }
const basegfx::B2DHomMatrix& getObjectTransformation() const { return maObjectTransformation; }
const geometry::ViewInformation3D& getViewInformation3D() const { return maViewInformation3D; }
const basegfx::B3DVector& getLightNormal() const { return maLightNormal; }
double getShadowSlant() const { return mfShadowSlant; }
const basegfx::B3DRange& getScene3DRange() const { return maScene3DRange; }
// compare operator
virtual bool operator==(const BasePrimitive2D& rPrimitive) const;
// get 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_EMBEDDED3DPRIMITIVE2D_HXX
//////////////////////////////////////////////////////////////////////////////
// eof
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