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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: polygn3d.cxx,v $
*
* $Revision: 1.15 $
*
* last change: $Author: hr $ $Date: 2007-06-27 18:04:42 $
*
* 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
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_svx.hxx"
#ifndef _E3D_POLYGON3D_HXX
#include <svx/polygn3d.hxx>
#endif
#ifndef _SVDPAGE_HXX
#include <svx/svdpage.hxx>
#endif
#ifndef _E3D_GLOBL3D_HXX
#include "globl3d.hxx"
#endif
#ifndef _BGFX_POINT_B3DPOINT_HXX
#include <basegfx/point/b3dpoint.hxx>
#endif
#ifndef _BGFX_POLYGON_B3DPOLYGON_HXX
#include <basegfx/polygon/b3dpolygon.hxx>
#endif
#ifndef _BGFX_POLYGON_B3DPOLYGONTOOLS_HXX
#include <basegfx/polygon/b3dpolygontools.hxx>
#endif
TYPEINIT1(E3dPolygonObj, E3dCompoundObject);
/*************************************************************************
|*
|* Konstruktor
|*
\************************************************************************/
E3dPolygonObj::E3dPolygonObj(
E3dDefaultAttributes& rDefault,
const basegfx::B3DPolyPolygon& rPolyPoly3D,
BOOL bLinOnly)
: E3dCompoundObject(rDefault),
bLineOnly(bLinOnly)
{
// Geometrie setzen
SetPolyPolygon3D(rPolyPoly3D);
// Default-Normals erzeugen
CreateDefaultNormals();
// Default-Texturkoordinaten erzeugen
CreateDefaultTexture();
// Geometrie erzeugen
CreateGeometry();
}
/*************************************************************************
|*
|* Konstruktor
|*
\************************************************************************/
E3dPolygonObj::E3dPolygonObj(
E3dDefaultAttributes& rDefault,
const basegfx::B3DPolyPolygon& rPolyPoly3D,
const basegfx::B3DPolyPolygon& rPolyNormals3D,
BOOL bLinOnly)
: E3dCompoundObject(rDefault),
bLineOnly(bLinOnly)
{
// Geometrie und Normalen setzen
SetPolyPolygon3D(rPolyPoly3D);
SetPolyNormals3D(rPolyNormals3D);
// Default-Texturkoordinaten erzeugen
CreateDefaultTexture();
// Geometrie erzeugen
CreateGeometry();
}
/*************************************************************************
|*
|* Konstruktor
|*
\************************************************************************/
E3dPolygonObj::E3dPolygonObj(
E3dDefaultAttributes& rDefault,
const basegfx::B3DPolyPolygon& rPolyPoly3D,
const basegfx::B3DPolyPolygon& rPolyNormals3D,
const basegfx::B2DPolyPolygon& rPolyTexture2D,
BOOL bLinOnly)
: E3dCompoundObject(rDefault),
bLineOnly(bLinOnly)
{
SetPolyPolygon3D(rPolyPoly3D);
SetPolyNormals3D(rPolyNormals3D);
SetPolyTexture2D(rPolyTexture2D);
// Geometrie erzeugen
CreateGeometry();
}
/*************************************************************************
|*
|* Leer-Konstruktor
|*
\************************************************************************/
E3dPolygonObj::E3dPolygonObj()
: E3dCompoundObject()
{
// Keine Geometrie erzeugen
}
/*************************************************************************
|*
|* Default-Normalen erzeugen
|*
\************************************************************************/
void E3dPolygonObj::CreateDefaultNormals()
{
basegfx::B3DPolyPolygon aPolyNormals;
// Komplettes PolyPolygon mit den Ebenennormalen anlegen
for(sal_uInt32 a(0L); a < aPolyPoly3D.count(); a++)
{
// Quellpolygon finden
const basegfx::B3DPolygon aPolygon(aPolyPoly3D.getB3DPolygon(a));
// Neues Polygon fuer Normalen anlegen
basegfx::B3DPolygon aNormals;
// Normale holen (und umdrehen)
basegfx::B3DVector aNormal(-basegfx::tools::getNormal(aPolygon));
// Neues Polygon fuellen
for(sal_uInt32 b(0L); b < aPolygon.count(); b++)
{
aNormals.append(aNormal);
}
// Neues Polygon in PolyPolygon einfuegen
aPolyNormals.append(aNormals);
}
// Default-Normalen setzen
SetPolyNormals3D(aPolyNormals);
}
/*************************************************************************
|*
|* Default-Texturkoordinaten erzeugen
|*
\************************************************************************/
void E3dPolygonObj::CreateDefaultTexture()
{
basegfx::B2DPolyPolygon aPolyTexture;
// Komplettes PolyPolygon mit den Texturkoordinaten anlegen
// Die Texturkoordinaten erstrecken sich ueber X,Y und Z
// ueber die gesamten Extremwerte im Bereich 0.0 .. 1.0
for(sal_uInt32 a(0L); a < aPolyPoly3D.count(); a++)
{
// Quellpolygon finden
const basegfx::B3DPolygon& aPolygon(aPolyPoly3D.getB3DPolygon(a));
// Gesamtgroesse des Objektes feststellen
Volume3D aVolume(basegfx::tools::getRange(aPolygon));
// Normale holen
basegfx::B3DVector aNormal(basegfx::tools::getNormal(aPolygon));
aNormal.setX(fabs(aNormal.getX()));
aNormal.setY(fabs(aNormal.getY()));
aNormal.setZ(fabs(aNormal.getZ()));
// Entscheiden, welche Koordinaten als Source fuer das
// Mapping benutzt werden sollen
UINT16 nSourceMode = 0;
// Groessten Freiheitsgrad ermitteln
if(!(aNormal.getX() > aNormal.getY() && aNormal.getX() > aNormal.getZ()))
{
if(aNormal.getY() > aNormal.getZ())
{
// Y ist am groessten, benutze X,Z als mapping
nSourceMode = 1;
}
else
{
// Z ist am groessten, benutze X,Y als mapping
nSourceMode = 2;
}
}
// Neues Polygon fuer Texturkoordinaten anlegen
basegfx::B2DPolygon aTexture;
// Neues Polygon fuellen
for(sal_uInt32 b(0L); b < aPolygon.count(); b++)
{
basegfx::B2DPoint aTex;
const basegfx::B3DPoint aCandidate(aPolygon.getB3DPoint(b));
switch(nSourceMode)
{
case 0: // Quelle ist Y,Z
if(aVolume.getHeight())
aTex.setX((aCandidate.getY() - aVolume.getMinY()) / aVolume.getHeight());
if(aVolume.getDepth())
aTex.setY((aCandidate.getZ() - aVolume.getMinZ()) / aVolume.getDepth());
break;
case 1: // Quelle ist X,Z
if(aVolume.getWidth())
aTex.setX((aCandidate.getX() - aVolume.getMinX()) / aVolume.getWidth());
if(aVolume.getDepth())
aTex.setY((aCandidate.getZ() - aVolume.getMinZ()) / aVolume.getDepth());
break;
case 2: // Quelle ist X,Y
if(aVolume.getWidth())
aTex.setX((aCandidate.getX() - aVolume.getMinX()) / aVolume.getWidth());
if(aVolume.getHeight())
aTex.setY((aCandidate.getY() - aVolume.getMinY()) / aVolume.getHeight());
break;
}
aTexture.append(aTex);
}
// Neues Polygon in PolyPolygon einfuegen
aPolyTexture.append(aTexture);
}
// Default-Texturkoordinaten setzen
SetPolyTexture2D(aPolyTexture);
}
/*************************************************************************
|*
|* Destruktor
|*
\************************************************************************/
E3dPolygonObj::~E3dPolygonObj()
{
}
/*************************************************************************
|*
|* Identifier zurueckgeben
|*
\************************************************************************/
UINT16 E3dPolygonObj::GetObjIdentifier() const
{
return E3D_POLYGONOBJ_ID;
}
/*************************************************************************
|*
|* Polygon setzen
|*
\************************************************************************/
void E3dPolygonObj::SetPolyPolygon3D(const basegfx::B3DPolyPolygon& rNewPolyPoly3D)
{
if ( aPolyPoly3D != rNewPolyPoly3D )
{
// Neues PolyPolygon; kopieren
aPolyPoly3D = rNewPolyPoly3D;
// Geometrie neu erzeugen
bGeometryValid = FALSE;
}
}
void E3dPolygonObj::SetPolyNormals3D(const basegfx::B3DPolyPolygon& rNewPolyNormals3D)
{
if ( aPolyNormals3D != rNewPolyNormals3D )
{
// Neue Normalen; kopieren
aPolyNormals3D = rNewPolyNormals3D;
// Geometrie neu erzeugen
bGeometryValid = FALSE;
}
}
void E3dPolygonObj::SetPolyTexture2D(const basegfx::B2DPolyPolygon& rNewPolyTexture2D)
{
if ( aPolyTexture2D != rNewPolyTexture2D )
{
// Neue Texturkoordinaten; kopieren
aPolyTexture2D = rNewPolyTexture2D;
// Geometrie neu erzeugen
bGeometryValid = FALSE;
}
}
/*************************************************************************
|*
|* Wandle das Objekt in ein Gruppenobjekt bestehend aus 6 Polygonen
|*
\************************************************************************/
SdrObject *E3dPolygonObj::DoConvertToPolyObj(BOOL /*bBezier*/) const
{
return NULL;
}
/*************************************************************************
|*
|* Give out simple line geometry
|*
\************************************************************************/
basegfx::B3DPolyPolygon E3dPolygonObj::Get3DLineGeometry() const
{
basegfx::B3DPolyPolygon aRetval;
for(sal_uInt32 a(0L); a < aPolyPoly3D.count(); a++)
{
basegfx::B3DPolygon aNew(aPolyPoly3D.getB3DPolygon(a));
if(aNew.count() && aNew.isClosed())
{
aNew.append(aNew.getB3DPoint(0L));
aNew.setClosed(false);
}
aRetval.append(aNew);
}
return aRetval;
}
/*************************************************************************
|*
|* Geometrieerzeugung
|*
\************************************************************************/
void E3dPolygonObj::CreateGeometry()
{
// Start der Geometrieerzeugung ankuendigen
StartCreateGeometry();
if(aPolyNormals3D.count())
{
if(aPolyTexture2D.count())
{
AddGeometry(aPolyPoly3D, aPolyNormals3D, aPolyTexture2D, TRUE, bLineOnly);
}
else
{
AddGeometry(aPolyPoly3D, aPolyNormals3D, TRUE, bLineOnly);
}
}
else
{
AddGeometry(aPolyPoly3D, TRUE, bLineOnly);
}
// call parent
E3dCompoundObject::CreateGeometry();
}
/*************************************************************************
|*
|* Zuweisungsoperator
|*
\************************************************************************/
void E3dPolygonObj::operator=(const SdrObject& rObj)
{
// erstmal alle Childs kopieren
E3dCompoundObject::operator=(rObj);
// weitere Parameter kopieren
const E3dPolygonObj& r3DObj = (const E3dPolygonObj&)rObj;
aPolyPoly3D = r3DObj.aPolyPoly3D;
aPolyNormals3D = r3DObj.aPolyNormals3D;
aPolyTexture2D = r3DObj.aPolyTexture2D;
bLineOnly = r3DObj.bLineOnly;
}
/*************************************************************************
|*
|* LineOnly setzen
|*
\************************************************************************/
void E3dPolygonObj::SetLineOnly(BOOL bNew)
{
if(bNew != bLineOnly)
{
bLineOnly = bNew;
bGeometryValid = FALSE;
}
}
// eof
|
