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libreoffice/svx/source/engine3d/polygn3d.cxx
Rüdiger Timm 7c33308d17 INTEGRATION: CWS ooo19126 (1.9.596); FILE MERGED
2005/09/05 14:24:14 rt 1.9.596.1: #i54170# Change license header: remove SISSL
2005-09-08 21:41:52 +00:00

546 lines
15 KiB
C++

/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: polygn3d.cxx,v $
*
* $Revision: 1.10 $
*
* last change: $Author: rt $ $Date: 2005-09-08 22:41:52 $
*
* 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 _E3D_POLYGON3D_HXX
#include "polygn3d.hxx"
#endif
#ifndef _SVDPAGE_HXX
#include "svdpage.hxx"
#endif
#ifndef _E3D_GLOBL3D_HXX
#include "globl3d.hxx"
#endif
#ifndef _E3D_E3DIOCMPT_HXX
#include "e3dcmpt.hxx"
#endif
#ifndef _BGFX_POINT_B3DPOINT_HXX
#include <basegfx/point/b3dpoint.hxx>
#endif
TYPEINIT1(E3dPolygonObj, E3dCompoundObject);
/*************************************************************************
|*
|* Konstruktor
|*
\************************************************************************/
E3dPolygonObj::E3dPolygonObj(
E3dDefaultAttributes& rDefault,
const PolyPolygon3D& 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 PolyPolygon3D& rPolyPoly3D,
const PolyPolygon3D& 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 PolyPolygon3D& rPolyPoly3D,
const PolyPolygon3D& rPolyNormals3D,
const PolyPolygon3D& rPolyTexture3D,
BOOL bLinOnly)
: E3dCompoundObject(rDefault),
bLineOnly(bLinOnly)
{
SetPolyPolygon3D(rPolyPoly3D);
SetPolyNormals3D(rPolyNormals3D);
SetPolyTexture3D(rPolyTexture3D);
// Geometrie erzeugen
CreateGeometry();
}
/*************************************************************************
|*
|* Linien-Konstruktor
|*
\************************************************************************/
E3dPolygonObj::E3dPolygonObj(
E3dDefaultAttributes& rDefault,
const Vector3D& rP1, const Vector3D& rP2,
BOOL bLinOnly)
: E3dCompoundObject(rDefault),
aPolyPoly3D(1),
bLineOnly(bLinOnly)
{
Polygon3D aPoly3D(2);
aPoly3D[0] = rP1;
aPoly3D[1] = rP2;
aPolyPoly3D.Insert(aPoly3D);
// Geometrie erzeugen
CreateGeometry();
}
/*************************************************************************
|*
|* Leer-Konstruktor
|*
\************************************************************************/
E3dPolygonObj::E3dPolygonObj()
: E3dCompoundObject()
{
// Keine Geometrie erzeugen
}
/*************************************************************************
|*
|* Default-Normalen erzeugen
|*
\************************************************************************/
void E3dPolygonObj::CreateDefaultNormals()
{
PolyPolygon3D aPolyNormals(aPolyPoly3D.Count());
// Komplettes PolyPolygon mit den Ebenennormalen anlegen
for(UINT16 a=0;a<aPolyPoly3D.Count();a++)
{
// Quellpolygon finden
const Polygon3D& rPolygon = aPolyPoly3D[a];
// Neues Polygon fuer Normalen anlegen
Polygon3D aNormals(rPolygon.GetPointCount());
// Normale holen (und umdrehen)
Vector3D aNormal = -rPolygon.GetNormal();
// Neues Polygon fuellen
for(UINT16 b=0;b<rPolygon.GetPointCount();b++)
aNormals[b] = aNormal;
// Neues Polygon in PolyPolygon einfuegen
aPolyNormals.Insert(aNormals);
}
// Default-Normalen setzen
SetPolyNormals3D(aPolyNormals);
}
/*************************************************************************
|*
|* Default-Texturkoordinaten erzeugen
|*
\************************************************************************/
void E3dPolygonObj::CreateDefaultTexture()
{
PolyPolygon3D aPolyTexture(aPolyPoly3D.Count());
// 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(UINT16 a=0;a<aPolyPoly3D.Count();a++)
{
// Quellpolygon finden
const Polygon3D& rPolygon = aPolyPoly3D[a];
// Gesamtgroesse des Objektes feststellen
Volume3D aVolume = rPolygon.GetPolySize();
// Neues Polygon fuer Texturkoordinaten anlegen
Polygon3D aTexture(rPolygon.GetPointCount());
// Normale holen
Vector3D aNormal = rPolygon.GetNormal();
aNormal.Abs();
// Entscheiden, welche Koordinaten als Source fuer das
// Mapping benutzt werden sollen
UINT16 nSourceMode = 0;
// Groessten Freiheitsgrad ermitteln
if(!(aNormal.X() > aNormal.Y() && aNormal.X() > aNormal.Z()))
{
if(aNormal.Y() > aNormal.Z())
{
// 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 fuellen
for(UINT16 b=0;b<rPolygon.GetPointCount();b++)
{
Vector3D& aTex = aTexture[b];
const Vector3D& aPoly = rPolygon[b];
switch(nSourceMode)
{
case 0: // Quelle ist Y,Z
if(aVolume.GetHeight())
aTex.X() = (aPoly.Y() - aVolume.MinVec().Y()) / aVolume.GetHeight();
else
aTex.X() = 0.0;
if(aVolume.GetDepth())
aTex.Y() = (aPoly.Z() - aVolume.MinVec().Z()) / aVolume.GetDepth();
else
aTex.Y() = 0.0;
break;
case 1: // Quelle ist X,Z
if(aVolume.GetWidth())
aTex.X() = (aPoly.X() - aVolume.MinVec().X()) / aVolume.GetWidth();
else
aTex.X() = 0.0;
if(aVolume.GetDepth())
aTex.Y() = (aPoly.Z() - aVolume.MinVec().Z()) / aVolume.GetDepth();
else
aTex.Y() = 0.0;
break;
case 2: // Quelle ist X,Y
if(aVolume.GetWidth())
aTex.X() = (aPoly.X() - aVolume.MinVec().X()) / aVolume.GetWidth();
else
aTex.X() = 0.0;
if(aVolume.GetHeight())
aTex.Y() = (aPoly.Y() - aVolume.MinVec().Y()) / aVolume.GetHeight();
else
aTex.Y() = 0.0;
break;
}
}
// Neues Polygon in PolyPolygon einfuegen
aPolyTexture.Insert(aTexture);
}
// Default-Texturkoordinaten setzen
SetPolyTexture3D(aPolyTexture);
}
/*************************************************************************
|*
|* Destruktor
|*
\************************************************************************/
E3dPolygonObj::~E3dPolygonObj()
{
}
/*************************************************************************
|*
|* Identifier zurueckgeben
|*
\************************************************************************/
UINT16 E3dPolygonObj::GetObjIdentifier() const
{
return E3D_POLYGONOBJ_ID;
}
/*************************************************************************
|*
|* Wireframe erzeugen
|*
\************************************************************************/
//BFS01void E3dPolygonObj::CreateWireframe(Polygon3D& rWirePoly,
//BFS01 const Matrix4D* pTf, E3dDragDetail eDetail)
//BFS01{
//BFS01 if ( eDetail == E3DDETAIL_ALLLINES ||
//BFS01 (eDetail == E3DDETAIL_DEFAULT && GetDragDetail() == E3DDETAIL_ALLLINES) )
//BFS01 {
//BFS01 // Detailliert erzeugen
//BFS01 }
//BFS01 else
//BFS01 {
//BFS01 // call parent
//BFS01 E3dObject::CreateWireframe(rWirePoly, pTf, eDetail);
//BFS01 }
//BFS01}
/*************************************************************************
|*
|* Polygon setzen
|*
\************************************************************************/
void E3dPolygonObj::SetPolyPolygon3D(const PolyPolygon3D& rNewPolyPoly3D)
{
if ( aPolyPoly3D != rNewPolyPoly3D )
{
// Neues PolyPolygon; kopieren
aPolyPoly3D = rNewPolyPoly3D;
// Geometrie neu erzeugen
bGeometryValid = FALSE;
}
}
void E3dPolygonObj::SetPolyNormals3D(const PolyPolygon3D& rNewPolyNormals3D)
{
if ( aPolyNormals3D != rNewPolyNormals3D )
{
// Neue Normalen; kopieren
aPolyNormals3D = rNewPolyNormals3D;
// Geometrie neu erzeugen
bGeometryValid = FALSE;
}
}
void E3dPolygonObj::SetPolyTexture3D(const PolyPolygon3D& rNewPolyTexture3D)
{
if ( aPolyTexture3D != rNewPolyTexture3D )
{
// Neue Texturkoordinaten; kopieren
aPolyTexture3D = rNewPolyTexture3D;
// 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_uInt16 a(0); a < aPolyPoly3D.Count(); a++)
{
::basegfx::B3DPolygon aNew(aPolyPoly3D[a].getB3DPolygon());
if(aNew.count() && aNew.isClosed())
{
aNew.append(aNew.getB3DPoint(0));
aNew.setClosed(sal_False);
}
aRetval.append(aNew);
}
return aRetval;
}
/*************************************************************************
|*
|* Geometrieerzeugung
|*
\************************************************************************/
void E3dPolygonObj::CreateGeometry()
{
// Start der Geometrieerzeugung ankuendigen
StartCreateGeometry();
if(aPolyNormals3D.Count())
{
if(aPolyTexture3D.Count())
{
AddGeometry(aPolyPoly3D, aPolyNormals3D, aPolyTexture3D, TRUE, bLineOnly);
}
else
{
AddGeometry(aPolyPoly3D, aPolyNormals3D, TRUE, bLineOnly);
}
}
else
{
AddGeometry(aPolyPoly3D, TRUE, bLineOnly);
}
// call parent
E3dCompoundObject::CreateGeometry();
}
/*************************************************************************
|*
|* Objektdaten in Stream speichern
|*
\************************************************************************/
//BFS01void E3dPolygonObj::WriteData(SvStream& rOut) const
//BFS01{
//BFS01#ifndef SVX_LIGHT
//BFS01 long nVersion = rOut.GetVersion(); // Build_Nr * 10 z.B. 3810
//BFS01 if(nVersion < 3800)
//BFS01 {
//BFS01 // Alte Geometrie erzeugen, um die E3dPolyObj's zu haben
//BFS01 ((E3dCompoundObject*)this)->ReCreateGeometry(TRUE);
//BFS01 }
//BFS01
//BFS01 // call parent
//BFS01 E3dCompoundObject::WriteData(rOut);
//BFS01
//BFS01 E3dIOCompat aCompat(rOut, STREAM_WRITE, 1);
//BFS01 rOut << BOOL(bLineOnly);
//BFS01
//BFS01 if(nVersion < 3800)
//BFS01 {
//BFS01 // Geometrie neu erzeugen, um E3dPolyObj's wieder loszuwerden
//BFS01 ((E3dCompoundObject*)this)->ReCreateGeometry();
//BFS01 }
//BFS01#endif
//BFS01}
/*************************************************************************
|*
|* Objektdaten aus Stream laden
|*
\************************************************************************/
//BFS01void E3dPolygonObj::ReadData(const SdrObjIOHeader& rHead, SvStream& rIn)
//BFS01{
//BFS01 // call parent
//BFS01 E3dCompoundObject::ReadData(rHead, rIn);
//BFS01
//BFS01 // Fuer Abwaertskompatibilitaet (Lesen neuer Daten mit altem Code)
//BFS01 if(AreBytesLeft())
//BFS01 {
//BFS01 E3dIOCompat aIoCompat(rIn, STREAM_READ);
//BFS01 if(aIoCompat.GetVersion() >= 1)
//BFS01 {
//BFS01 rIn >> bLineOnly;
//BFS01 }
//BFS01 }
//BFS01
//BFS01 // Geometrie neu erzeugen, mit oder ohne E3dPolyObj's
//BFS01 ReCreateGeometry();
//BFS01}
/*************************************************************************
|*
|* 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;
aPolyTexture3D = r3DObj.aPolyTexture3D;
bLineOnly = r3DObj.bLineOnly;
}
/*************************************************************************
|*
|* LineOnly setzen
|*
\************************************************************************/
void E3dPolygonObj::SetLineOnly(BOOL bNew)
{
if(bNew != bLineOnly)
{
bLineOnly = bNew;
bGeometryValid = FALSE;
}
}
// eof