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|
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* 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
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#include <dragmt3d.hxx>
#include <tools/shl.hxx>
#include <svx/svdpagv.hxx>
#include <svx/dialmgr.hxx>
#include <svx/svddrgmt.hxx>
#include <svx/svdtrans.hxx>
#include <svx/obj3d.hxx>
#include <svx/polysc3d.hxx>
#include <svx/e3dundo.hxx>
#include <svx/dialogs.hrc>
#include <svx/sdr/overlay/overlaypolypolygon.hxx>
#include <svx/sdr/overlay/overlaymanager.hxx>
#include <basegfx/polygon/b2dpolypolygontools.hxx>
#include <svx/sdr/contact/viewcontactofe3dscene.hxx>
#include <drawinglayer/geometry/viewinformation3d.hxx>
#include <svx/e3dsceneupdater.hxx>
TYPEINIT1(E3dDragMethod, SdrDragMethod);
E3dDragMethod::E3dDragMethod (
SdrDragView &_rView,
const SdrMarkList& rMark,
E3dDragConstraint eConstr,
sal_Bool bFull)
: SdrDragMethod(_rView),
meConstraint(eConstr),
mbMoveFull(bFull),
mbMovedAtAll(sal_False)
{
// Create a unit for all the 3D objects present in the selection
const long nCnt(rMark.GetMarkCount());
static bool bDoInvalidate(false);
long nObjs(0);
if(mbMoveFull)
{
// for non-visible 3D objects fallback to wireframe interaction
bool bInvisibleObjects(false);
for(nObjs = 0;!bInvisibleObjects && nObjs < nCnt;nObjs++)
{
E3dObject* pE3dObj = dynamic_cast< E3dObject* >(rMark.GetMark(nObjs)->GetMarkedSdrObj());
if(pE3dObj)
{
if(!pE3dObj->HasFillStyle() && !pE3dObj->HasLineStyle())
{
bInvisibleObjects = true;
}
}
}
if(bInvisibleObjects)
{
mbMoveFull = false;
}
}
for(nObjs = 0;nObjs < nCnt;nObjs++)
{
E3dObject* pE3dObj = dynamic_cast< E3dObject* >(rMark.GetMark(nObjs)->GetMarkedSdrObj());
if(pE3dObj)
{
// fill new interaction unit
E3dDragMethodUnit aNewUnit;
aNewUnit.mp3DObj = pE3dObj;
// get transformations
aNewUnit.maInitTransform = aNewUnit.maTransform = pE3dObj->GetTransform();
if(pE3dObj->GetParentObj())
{
// get transform between object and world, normally scene transform
aNewUnit.maInvDisplayTransform = aNewUnit.maDisplayTransform = pE3dObj->GetParentObj()->GetFullTransform();
aNewUnit.maInvDisplayTransform.invert();
}
// Invalidate SnapRects of the objects involved, to force a
// recalculation for setting the marker
if(bDoInvalidate)
{
pE3dObj->SetRectsDirty();
}
if(!mbMoveFull)
{
// create wireframe visualisation for parent coordinate system
aNewUnit.maWireframePoly.clear();
aNewUnit.maWireframePoly = pE3dObj->CreateWireframe();
aNewUnit.maWireframePoly.transform(aNewUnit.maTransform);
}
// Determine FullBound
maFullBound.Union(pE3dObj->GetSnapRect());
// Insert Unit
maGrp.push_back(aNewUnit);
}
}
}
/*************************************************************************
|*
\************************************************************************/
void E3dDragMethod::TakeSdrDragComment(XubString& /*rStr*/) const
{
}
// Create the wireframe model for all actions
bool E3dDragMethod::BeginSdrDrag()
{
if(E3DDRAG_CONSTR_Z == meConstraint)
{
const sal_uInt32 nCnt(maGrp.size());
DragStat().Ref1() = maFullBound.Center();
for(sal_uInt32 nOb(0); nOb < nCnt; nOb++)
{
E3dDragMethodUnit& rCandidate = maGrp[nOb];
rCandidate.mnStartAngle = GetAngle(DragStat().GetStart() - DragStat().GetRef1());
rCandidate.mnLastAngle = 0;
}
}
else
{
maLastPos = DragStat().GetStart();
}
if(!mbMoveFull)
{
Show();
}
return sal_True;
}
bool E3dDragMethod::EndSdrDrag(bool /*bCopy*/)
{
const sal_uInt32 nCnt(maGrp.size());
if(!mbMoveFull)
{
// Hide wireframe
Hide();
}
// Apply all transformations and create undo's
if(mbMovedAtAll)
{
const bool bUndo = getSdrDragView().IsUndoEnabled();
if( bUndo )
getSdrDragView().BegUndo(SVX_RESSTR(RID_SVX_3D_UNDO_ROTATE));
sal_uInt32 nOb(0);
for(nOb=0;nOb<nCnt;nOb++)
{
E3dDragMethodUnit& rCandidate = maGrp[nOb];
E3DModifySceneSnapRectUpdater aUpdater(rCandidate.mp3DObj);
rCandidate.mp3DObj->SetTransform(rCandidate.maTransform);
if( bUndo )
{
getSdrDragView().AddUndo(new E3dRotateUndoAction(rCandidate.mp3DObj->GetModel(),
rCandidate.mp3DObj, rCandidate.maInitTransform,
rCandidate.maTransform));
}
}
if( bUndo )
getSdrDragView().EndUndo();
}
return sal_True;
}
void E3dDragMethod::CancelSdrDrag()
{
if(mbMoveFull)
{
if(mbMovedAtAll)
{
const sal_uInt32 nCnt(maGrp.size());
for(sal_uInt32 nOb(0); nOb < nCnt; nOb++)
{
// Restore transformation
E3dDragMethodUnit& rCandidate = maGrp[nOb];
E3DModifySceneSnapRectUpdater aUpdater(rCandidate.mp3DObj);
rCandidate.mp3DObj->SetTransform(rCandidate.maInitTransform);
}
}
}
else
{
// Hide WireFrame
Hide();
}
}
// Common MoveSdrDrag()
void E3dDragMethod::MoveSdrDrag(const Point& /*rPnt*/)
{
mbMovedAtAll = true;
}
// Draw the wire frame model
// for migration from XOR to overlay
void E3dDragMethod::CreateOverlayGeometry(::sdr::overlay::OverlayManager& rOverlayManager)
{
const sal_uInt32 nCnt(maGrp.size());
basegfx::B2DPolyPolygon aResult;
for(sal_uInt32 nOb(0); nOb < nCnt; nOb++)
{
E3dDragMethodUnit& rCandidate = maGrp[nOb];
SdrPageView* pPV = getSdrDragView().GetSdrPageView();
if(pPV && pPV->HasMarkedObjPageView())
{
const basegfx::B3DPolyPolygon aCandidate(rCandidate.maWireframePoly);
const sal_uInt32 nPlyCnt(aCandidate.count());
if(nPlyCnt)
{
const sdr::contact::ViewContactOfE3dScene& rVCScene = static_cast< sdr::contact::ViewContactOfE3dScene& >(rCandidate.mp3DObj->GetScene()->GetViewContact());
const drawinglayer::geometry::ViewInformation3D aViewInfo3D(rVCScene.getViewInformation3D());
const basegfx::B3DHomMatrix aWorldToView(aViewInfo3D.getDeviceToView() * aViewInfo3D.getProjection() * aViewInfo3D.getOrientation());
const basegfx::B3DHomMatrix aTransform(aWorldToView * rCandidate.maDisplayTransform);
// transform to relative scene coordinates
basegfx::B2DPolyPolygon aPolyPolygon(basegfx::tools::createB2DPolyPolygonFromB3DPolyPolygon(aCandidate, aTransform));
// transform to 2D view coordinates
aPolyPolygon.transform(rVCScene.getObjectTransformation());
aResult.append(aPolyPolygon);
}
}
}
if(aResult.count())
{
::sdr::overlay::OverlayPolyPolygonStriped* pNew = new ::sdr::overlay::OverlayPolyPolygonStriped(aResult);
rOverlayManager.add(*pNew);
addToOverlayObjectList(*pNew);
}
}
/*************************************************************************
E3dDragRotate
*************************************************************************/
TYPEINIT1(E3dDragRotate, E3dDragMethod);
E3dDragRotate::E3dDragRotate(SdrDragView &_rView,
const SdrMarkList& rMark,
E3dDragConstraint eConstr,
sal_Bool bFull)
: E3dDragMethod(_rView, rMark, eConstr, bFull)
{
// Get center of all selected objects in eye coordinates
const sal_uInt32 nCnt(maGrp.size());
if(nCnt)
{
const E3dScene *pScene = maGrp[0].mp3DObj->GetScene();
if(pScene)
{
const sdr::contact::ViewContactOfE3dScene& rVCScene = static_cast< sdr::contact::ViewContactOfE3dScene& >(pScene->GetViewContact());
const drawinglayer::geometry::ViewInformation3D aViewInfo3D(rVCScene.getViewInformation3D());
for(sal_uInt32 nOb(0); nOb < nCnt; nOb++)
{
E3dDragMethodUnit& rCandidate = maGrp[nOb];
basegfx::B3DPoint aObjCenter = rCandidate.mp3DObj->GetBoundVolume().getCenter();
const basegfx::B3DHomMatrix aTransform(aViewInfo3D.getOrientation() * rCandidate.maDisplayTransform * rCandidate.maInitTransform);
aObjCenter = aTransform * aObjCenter;
maGlobalCenter += aObjCenter;
}
// Divide by the number
if(nCnt > 1)
{
maGlobalCenter /= (double)nCnt;
}
// get rotate center and transform to 3D eye coordinates
basegfx::B2DPoint aRotCenter2D(Ref1().X(), Ref1().Y());
// from world to relative scene using inverse getObjectTransformation()
basegfx::B2DHomMatrix aInverseObjectTransform(rVCScene.getObjectTransformation());
aInverseObjectTransform.invert();
aRotCenter2D = aInverseObjectTransform * aRotCenter2D;
// from 3D view to 3D eye
basegfx::B3DPoint aRotCenter3D(aRotCenter2D.getX(), aRotCenter2D.getY(), 0.0);
basegfx::B3DHomMatrix aInverseViewToEye(aViewInfo3D.getDeviceToView() * aViewInfo3D.getProjection());
aInverseViewToEye.invert();
aRotCenter3D = aInverseViewToEye * aRotCenter3D;
// Use X,Y of the RotCenter and depth of the common object centre
// as rotation point in the space
maGlobalCenter.setX(aRotCenter3D.getX());
maGlobalCenter.setY(aRotCenter3D.getY());
}
}
}
//The object is moved, determine the angle
void E3dDragRotate::MoveSdrDrag(const Point& rPnt)
{
// call parent
E3dDragMethod::MoveSdrDrag(rPnt);
if(DragStat().CheckMinMoved(rPnt))
{
// Get modifier
sal_uInt16 nModifier = 0;
if(getSdrDragView().ISA(E3dView))
{
const MouseEvent& rLastMouse = ((E3dView&)getSdrDragView()).GetMouseEvent();
nModifier = rLastMouse.GetModifier();
}
// Rotate all objects
const sal_uInt32 nCnt(maGrp.size());
for(sal_uInt32 nOb(0); nOb < nCnt; nOb++)
{
// Determine rotation angle
double fWAngle, fHAngle;
E3dDragMethodUnit& rCandidate = maGrp[nOb];
if(E3DDRAG_CONSTR_Z == meConstraint)
{
fWAngle = NormAngle360(GetAngle(rPnt - DragStat().GetRef1()) -
rCandidate.mnStartAngle) - rCandidate.mnLastAngle;
rCandidate.mnLastAngle = (long)fWAngle + rCandidate.mnLastAngle;
fWAngle /= 100.0;
fHAngle = 0.0;
}
else
{
fWAngle = 90.0 * (double)(rPnt.X() - maLastPos.X())
/ (double)maFullBound.GetWidth();
fHAngle = 90.0 * (double)(rPnt.Y() - maLastPos.Y())
/ (double)maFullBound.GetHeight();
}
long nSnap = 0;
if(!getSdrDragView().IsRotateAllowed(sal_False))
nSnap = 90;
if(nSnap != 0)
{
fWAngle = (double)(((long) fWAngle + nSnap/2) / nSnap * nSnap);
fHAngle = (double)(((long) fHAngle + nSnap/2) / nSnap * nSnap);
}
// to radians
fWAngle *= F_PI180;
fHAngle *= F_PI180;
// Determine transformation
basegfx::B3DHomMatrix aRotMat;
if(E3DDRAG_CONSTR_Y & meConstraint)
{
if(nModifier & KEY_MOD2)
aRotMat.rotate(0.0, 0.0, fWAngle);
else
aRotMat.rotate(0.0, fWAngle, 0.0);
}
else if(E3DDRAG_CONSTR_Z & meConstraint)
{
if(nModifier & KEY_MOD2)
aRotMat.rotate(0.0, fWAngle, 0.0);
else
aRotMat.rotate(0.0, 0.0, fWAngle);
}
if(E3DDRAG_CONSTR_X & meConstraint)
{
aRotMat.rotate(fHAngle, 0.0, 0.0);
}
// Transformation in eye coordinates, there rotate then and back
const sdr::contact::ViewContactOfE3dScene& rVCScene = static_cast< sdr::contact::ViewContactOfE3dScene& >(rCandidate.mp3DObj->GetScene()->GetViewContact());
const drawinglayer::geometry::ViewInformation3D aViewInfo3D(rVCScene.getViewInformation3D());
basegfx::B3DHomMatrix aInverseOrientation(aViewInfo3D.getOrientation());
aInverseOrientation.invert();
basegfx::B3DHomMatrix aTransMat(rCandidate.maDisplayTransform);
aTransMat *= aViewInfo3D.getOrientation();
aTransMat.translate(-maGlobalCenter.getX(), -maGlobalCenter.getY(), -maGlobalCenter.getZ());
aTransMat *= aRotMat;
aTransMat.translate(maGlobalCenter.getX(), maGlobalCenter.getY(), maGlobalCenter.getZ());
aTransMat *= aInverseOrientation;
aTransMat *= rCandidate.maInvDisplayTransform;
// ...and apply
rCandidate.maTransform *= aTransMat;
if(mbMoveFull)
{
E3DModifySceneSnapRectUpdater aUpdater(rCandidate.mp3DObj);
rCandidate.mp3DObj->SetTransform(rCandidate.maTransform);
}
else
{
Hide();
rCandidate.maWireframePoly.transform(aTransMat);
Show();
}
}
maLastPos = rPnt;
DragStat().NextMove(rPnt);
}
}
/*************************************************************************
|*
\************************************************************************/
Pointer E3dDragRotate::GetSdrDragPointer() const
{
return Pointer(POINTER_ROTATE);
}
// E3dDragMove. This drag method is only required for translations inside
// 3D scenes. If a 3D-scene itself moved, then this drag method will drag
// not be used.
TYPEINIT1(E3dDragMove, E3dDragMethod);
E3dDragMove::E3dDragMove(SdrDragView &_rView,
const SdrMarkList& rMark,
SdrHdlKind eDrgHdl,
E3dDragConstraint eConstr,
sal_Bool bFull)
: E3dDragMethod(_rView, rMark, eConstr, bFull),
meWhatDragHdl(eDrgHdl)
{
switch(meWhatDragHdl)
{
case HDL_LEFT:
maScaleFixPos = maFullBound.RightCenter();
break;
case HDL_RIGHT:
maScaleFixPos = maFullBound.LeftCenter();
break;
case HDL_UPPER:
maScaleFixPos = maFullBound.BottomCenter();
break;
case HDL_LOWER:
maScaleFixPos = maFullBound.TopCenter();
break;
case HDL_UPLFT:
maScaleFixPos = maFullBound.BottomRight();
break;
case HDL_UPRGT:
maScaleFixPos = maFullBound.BottomLeft();
break;
case HDL_LWLFT:
maScaleFixPos = maFullBound.TopRight();
break;
case HDL_LWRGT:
maScaleFixPos = maFullBound.TopLeft();
break;
default:
// Moving the object, HDL_MOVE
break;
}
// Override when IsResizeAtCenter()
if(getSdrDragView().IsResizeAtCenter())
{
meWhatDragHdl = HDL_USER;
maScaleFixPos = maFullBound.Center();
}
}
// The object is moved, determine the translations
void E3dDragMove::MoveSdrDrag(const Point& rPnt)
{
// call parent
E3dDragMethod::MoveSdrDrag(rPnt);
if(DragStat().CheckMinMoved(rPnt))
{
if(HDL_MOVE == meWhatDragHdl)
{
// Translation
// Determine the motion vector
basegfx::B3DPoint aGlobalMoveHead((double)(rPnt.X() - maLastPos.X()), (double)(rPnt.Y() - maLastPos.Y()), 32768.0);
basegfx::B3DPoint aGlobalMoveTail(0.0, 0.0, 32768.0);
const sal_uInt32 nCnt(maGrp.size());
// Get modifier
sal_uInt16 nModifier(0);
if(getSdrDragView().ISA(E3dView))
{
const MouseEvent& rLastMouse = ((E3dView&)getSdrDragView()).GetMouseEvent();
nModifier = rLastMouse.GetModifier();
}
for(sal_uInt32 nOb(0); nOb < nCnt; nOb++)
{
E3dDragMethodUnit& rCandidate = maGrp[nOb];
const sdr::contact::ViewContactOfE3dScene& rVCScene = static_cast< sdr::contact::ViewContactOfE3dScene& >(rCandidate.mp3DObj->GetScene()->GetViewContact());
const drawinglayer::geometry::ViewInformation3D aViewInfo3D(rVCScene.getViewInformation3D());
// move coor from 2d world to 3d Eye
basegfx::B2DPoint aGlobalMoveHead2D((double)(rPnt.X() - maLastPos.X()), (double)(rPnt.Y() - maLastPos.Y()));
basegfx::B2DPoint aGlobalMoveTail2D(0.0, 0.0);
basegfx::B2DHomMatrix aInverseSceneTransform(rVCScene.getObjectTransformation());
aInverseSceneTransform.invert();
aGlobalMoveHead2D = aInverseSceneTransform * aGlobalMoveHead2D;
aGlobalMoveTail2D = aInverseSceneTransform * aGlobalMoveTail2D;
basegfx::B3DPoint aMoveHead3D(aGlobalMoveHead2D.getX(), aGlobalMoveHead2D.getY(), 0.5);
basegfx::B3DPoint aMoveTail3D(aGlobalMoveTail2D.getX(), aGlobalMoveTail2D.getY(), 0.5);
basegfx::B3DHomMatrix aInverseViewToEye(aViewInfo3D.getDeviceToView() * aViewInfo3D.getProjection());
aInverseViewToEye.invert();
aMoveHead3D = aInverseViewToEye * aMoveHead3D;
aMoveTail3D = aInverseViewToEye * aMoveTail3D;
// eventually switch movement from XY to XZ plane
if(nModifier & KEY_MOD2)
{
double fZwi = aMoveHead3D.getY();
aMoveHead3D.setY(aMoveHead3D.getZ());
aMoveHead3D.setZ(fZwi);
fZwi = aMoveTail3D.getY();
aMoveTail3D.setY(aMoveTail3D.getZ());
aMoveTail3D.setZ(fZwi);
}
// Motion vector from eye coordinates to parent coordinates
basegfx::B3DHomMatrix aInverseOrientation(aViewInfo3D.getOrientation());
aInverseOrientation.invert();
basegfx::B3DHomMatrix aCompleteTrans(rCandidate.maInvDisplayTransform * aInverseOrientation);
aMoveHead3D = aCompleteTrans * aMoveHead3D;
aMoveTail3D = aCompleteTrans* aMoveTail3D;
// build transformation
basegfx::B3DHomMatrix aTransMat;
basegfx::B3DPoint aTranslate(aMoveHead3D - aMoveTail3D);
aTransMat.translate(aTranslate.getX(), aTranslate.getY(), aTranslate.getZ());
// ...and apply
rCandidate.maTransform *= aTransMat;
if(mbMoveFull)
{
E3DModifySceneSnapRectUpdater aUpdater(rCandidate.mp3DObj);
rCandidate.mp3DObj->SetTransform(rCandidate.maTransform);
}
else
{
Hide();
rCandidate.maWireframePoly.transform(aTransMat);
Show();
}
}
}
else
{
// Scaling
// Determine scaling vector
Point aStartPos = DragStat().GetStart();
const sal_uInt32 nCnt(maGrp.size());
for(sal_uInt32 nOb(0); nOb < nCnt; nOb++)
{
E3dDragMethodUnit& rCandidate = maGrp[nOb];
const basegfx::B3DPoint aObjectCenter(rCandidate.mp3DObj->GetBoundVolume().getCenter());
// transform from 2D world view to 3D eye
const sdr::contact::ViewContactOfE3dScene& rVCScene = static_cast< sdr::contact::ViewContactOfE3dScene& >(rCandidate.mp3DObj->GetScene()->GetViewContact());
const drawinglayer::geometry::ViewInformation3D aViewInfo3D(rVCScene.getViewInformation3D());
basegfx::B2DPoint aGlobalScaleStart2D((double)(aStartPos.X()), (double)(aStartPos.Y()));
basegfx::B2DPoint aGlobalScaleNext2D((double)(rPnt.X()), (double)(rPnt.Y()));
basegfx::B2DPoint aGlobalScaleFixPos2D((double)(maScaleFixPos.X()), (double)(maScaleFixPos.Y()));
basegfx::B2DHomMatrix aInverseSceneTransform(rVCScene.getObjectTransformation());
aInverseSceneTransform.invert();
aGlobalScaleStart2D = aInverseSceneTransform * aGlobalScaleStart2D;
aGlobalScaleNext2D = aInverseSceneTransform * aGlobalScaleNext2D;
aGlobalScaleFixPos2D = aInverseSceneTransform * aGlobalScaleFixPos2D;
basegfx::B3DPoint aGlobalScaleStart3D(aGlobalScaleStart2D.getX(), aGlobalScaleStart2D.getY(), aObjectCenter.getZ());
basegfx::B3DPoint aGlobalScaleNext3D(aGlobalScaleNext2D.getX(), aGlobalScaleNext2D.getY(), aObjectCenter.getZ());
basegfx::B3DPoint aGlobalScaleFixPos3D(aGlobalScaleFixPos2D.getX(), aGlobalScaleFixPos2D.getY(), aObjectCenter.getZ());
basegfx::B3DHomMatrix aInverseViewToEye(aViewInfo3D.getDeviceToView() * aViewInfo3D.getProjection());
aInverseViewToEye.invert();
basegfx::B3DPoint aScStart(aInverseViewToEye * aGlobalScaleStart3D);
basegfx::B3DPoint aScNext(aInverseViewToEye * aGlobalScaleNext3D);
basegfx::B3DPoint aScFixPos(aInverseViewToEye * aGlobalScaleFixPos3D);
// constraints?
switch(meWhatDragHdl)
{
case HDL_LEFT:
case HDL_RIGHT:
// to constrain on X -> Y equal
aScNext.setY(aScFixPos.getY());
break;
case HDL_UPPER:
case HDL_LOWER:
// constrain to auf Y -> X equal
aScNext.setX(aScFixPos.getX());
break;
default:
break;
}
// get scale vector in eye coordinates
basegfx::B3DPoint aScaleVec(aScStart - aScFixPos);
aScaleVec.setZ(1.0);
if(aScaleVec.getX() != 0.0)
{
aScaleVec.setX((aScNext.getX() - aScFixPos.getX()) / aScaleVec.getX());
}
else
{
aScaleVec.setX(1.0);
}
if(aScaleVec.getY() != 0.0)
{
aScaleVec.setY((aScNext.getY() - aScFixPos.getY()) / aScaleVec.getY());
}
else
{
aScaleVec.setY(1.0);
}
// SHIFT-key used?
if(getSdrDragView().IsOrtho())
{
if(fabs(aScaleVec.getX()) > fabs(aScaleVec.getY()))
{
// X is biggest
aScaleVec.setY(aScaleVec.getX());
}
else
{
// Y is biggest
aScaleVec.setX(aScaleVec.getY());
}
}
// build transformation
basegfx::B3DHomMatrix aInverseOrientation(aViewInfo3D.getOrientation());
aInverseOrientation.invert();
basegfx::B3DHomMatrix aNewTrans = rCandidate.maInitTransform;
aNewTrans *= rCandidate.maDisplayTransform;
aNewTrans *= aViewInfo3D.getOrientation();
aNewTrans.translate(-aScFixPos.getX(), -aScFixPos.getY(), -aScFixPos.getZ());
aNewTrans.scale(aScaleVec.getX(), aScaleVec.getY(), aScaleVec.getZ());
aNewTrans.translate(aScFixPos.getX(), aScFixPos.getY(), aScFixPos.getZ());
aNewTrans *= aInverseOrientation;
aNewTrans *= rCandidate.maInvDisplayTransform;
// ...and apply
rCandidate.maTransform = aNewTrans;
if(mbMoveFull)
{
E3DModifySceneSnapRectUpdater aUpdater(rCandidate.mp3DObj);
rCandidate.mp3DObj->SetTransform(rCandidate.maTransform);
}
else
{
Hide();
rCandidate.maWireframePoly.clear();
rCandidate.maWireframePoly = rCandidate.mp3DObj->CreateWireframe();
rCandidate.maWireframePoly.transform(rCandidate.maTransform);
Show();
}
}
}
maLastPos = rPnt;
DragStat().NextMove(rPnt);
}
}
/*************************************************************************
|*
\************************************************************************/
Pointer E3dDragMove::GetSdrDragPointer() const
{
return Pointer(POINTER_MOVE);
}
// eof
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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