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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: polygontubeprimitive3d.hxx,v $
*
* $Revision: 1.8 $
*
* last change: $Author: aw $ $Date: 2008-06-10 09:29:21 $
*
* 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_POLYGONTUBEPRIMITIVE3D_HXX
#define INCLUDED_DRAWINGLAYER_PRIMITIVE3D_POLYGONTUBEPRIMITIVE3D_HXX
#include <drawinglayer/primitive3d/polygonprimitive3d.hxx>
//////////////////////////////////////////////////////////////////////////////
// predefines
namespace basegfx {
class B3DPolyPolygon;
class B3DHomMatrix;
}
//////////////////////////////////////////////////////////////////////////////
namespace drawinglayer
{
namespace primitive3d
{
/** PolygonStrokePrimitive3D class
This 3D primitive extends a 3D hairline to a 3D tube which is
e.g. used for fat lines in 3D. It's decomposition will create all
3D objects needed for the line tubes and the edge roundings
in full 3D.
*/
class PolygonTubePrimitive3D : public PolygonHairlinePrimitive3D
{
private:
/// hold the last decompositon since it's expensive
Primitive3DSequence maLast3DDecomposition;
/// visualisation parameters
double mfRadius;
double mfDegreeStepWidth;
double mfMiterMinimumAngle;
basegfx::B2DLineJoin maLineJoin;
protected:
/** access methods to maLast3DDecomposition. The usage of this methods may allow
later thread-safe stuff to be added if needed. Only to be used by getDecomposition()
implementations for buffering the last decomposition.
*/
const Primitive3DSequence& getLast3DDecomposition() const { return maLast3DDecomposition; }
void setLast3DDecomposition(const Primitive3DSequence& rNew) { maLast3DDecomposition = rNew; }
/// local decomposition.
Primitive3DSequence impCreate3DDecomposition(const geometry::ViewInformation3D& rViewInformation) const;
public:
/// constructor
PolygonTubePrimitive3D(
const basegfx::B3DPolygon& rPolygon,
const basegfx::BColor& rBColor,
double fRadius, basegfx::B2DLineJoin aLineJoin,
double fDegreeStepWidth = 10.0 * F_PI180,
double fMiterMinimumAngle = 15.0 * F_PI180);
/// data read access
double getRadius() const { return mfRadius; }
double getDegreeStepWidth() const { return mfDegreeStepWidth; }
double getMiterMinimumAngle() const { return mfMiterMinimumAngle; }
basegfx::B2DLineJoin getLineJoin() const { return maLineJoin; }
/// compare operator
virtual bool operator==(const BasePrimitive3D& rPrimitive) const;
/** local decomposition. Use own buffering since we are not derived from
BufferedDecompositionPrimitive3D
*/
virtual Primitive3DSequence get3DDecomposition(const geometry::ViewInformation3D& rViewInformation) const;
/// provide unique ID
DeclPrimitrive3DIDBlock()
};
} // end of namespace primitive3d
} // end of namespace drawinglayer
//////////////////////////////////////////////////////////////////////////////
#endif //INCLUDED_DRAWINGLAYER_PRIMITIVE3D_POLYGONTUBEPRIMITIVE3D_HXX
//////////////////////////////////////////////////////////////////////////////
// eof
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