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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+
+#include <svx/svdopath.hxx>
+#include <svx/svditer.hxx>
+#include <svx/svdmodel.hxx>
+#include <svx/svdpagv.hxx>
+#include <editeng/colritem.hxx>
+#include <editeng/eeitem.hxx>
+#include <svx/svdview.hxx>
+#include <svx/strings.hrc>
+#include <svx/dialmgr.hxx>
+#include <svx/obj3d.hxx>
+#include <svx/lathe3d.hxx>
+#include <extrud3d.hxx>
+#include <dragmt3d.hxx>
+#include <svx/scene3d.hxx>
+#include <svx/view3d.hxx>
+#include <svx/svdundo.hxx>
+#include <svx/xflclit.hxx>
+#include <svx/xlnclit.hxx>
+#include <svx/xfillit0.hxx>
+#include <svx/xlineit0.hxx>
+#include <basegfx/range/b2drange.hxx>
+#include <basegfx/polygon/b2dpolypolygontools.hxx>
+#include <svx/xlnwtit.hxx>
+#include <svx/sdr/overlay/overlaypolypolygon.hxx>
+#include <svx/sdr/overlay/overlaymanager.hxx>
+#include <svx/sdrpaintwindow.hxx>
+#include <svx/sdr/contact/viewcontact.hxx>
+#include <drawinglayer/primitive2d/unifiedtransparenceprimitive2d.hxx>
+#include <svx/sdr/overlay/overlayprimitive2dsequenceobject.hxx>
+#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
+#include <basegfx/matrix/b2dhommatrixtools.hxx>
+#include <basegfx/polygon/b2dpolypolygoncutter.hxx>
+#include <svx/e3dsceneupdater.hxx>
+
+using namespace com::sun::star;
+
+
+// Migrate Marking
+
+class Impl3DMirrorConstructOverlay
+{
+ // The OverlayObjects
+ sdr::overlay::OverlayObjectList maObjects;
+
+ // the view
+ const E3dView& mrView;
+
+ // the object count
+ size_t mnCount;
+
+ // the unmirrored polygons
+ basegfx::B2DPolyPolygon* mpPolygons;
+
+ // the overlay geometry from selected objects
+ drawinglayer::primitive2d::Primitive2DContainer maFullOverlay;
+
+ // Copy assignment is forbidden and not implemented.
+ Impl3DMirrorConstructOverlay (const Impl3DMirrorConstructOverlay &) = delete;
+ Impl3DMirrorConstructOverlay & operator= (const Impl3DMirrorConstructOverlay &) = delete;
+
+public:
+ explicit Impl3DMirrorConstructOverlay(const E3dView& rView);
+ ~Impl3DMirrorConstructOverlay();
+
+ void SetMirrorAxis(Point aMirrorAxisA, Point aMirrorAxisB);
+};
+
+Impl3DMirrorConstructOverlay::Impl3DMirrorConstructOverlay(const E3dView& rView)
+: mrView(rView),
+ mnCount(rView.GetMarkedObjectCount()),
+ mpPolygons(nullptr)
+{
+ if(!mnCount)
+ return;
+
+ if(mrView.IsSolidDragging())
+ {
+ SdrPageView* pPV = rView.GetSdrPageView();
+
+ if(pPV && pPV->PageWindowCount())
+ {
+ for(size_t a = 0; a < mnCount; ++a)
+ {
+ SdrObject* pObject = mrView.GetMarkedObjectByIndex(a);
+
+ if(pObject)
+ {
+ // use the view-independent primitive representation (without
+ // evtl. GridOffset, that may be applied to the DragEntry individually)
+ pObject->GetViewContact().getViewIndependentPrimitive2DContainer(maFullOverlay);
+ }
+ }
+ }
+ }
+ else
+ {
+ mpPolygons = new basegfx::B2DPolyPolygon[mnCount];
+
+ for(size_t a = 0; a < mnCount; ++a)
+ {
+ SdrObject* pObject = mrView.GetMarkedObjectByIndex(a);
+ mpPolygons[mnCount - (a + 1)] = pObject->TakeXorPoly();
+ }
+ }
+}
+
+Impl3DMirrorConstructOverlay::~Impl3DMirrorConstructOverlay()
+{
+ // The OverlayObjects are cleared using the destructor of OverlayObjectList.
+ // That destructor calls clear() at the list which removes all objects from the
+ // OverlayManager and deletes them.
+ delete[] mpPolygons;
+}
+
+void Impl3DMirrorConstructOverlay::SetMirrorAxis(Point aMirrorAxisA, Point aMirrorAxisB)
+{
+ // get rid of old overlay objects
+ maObjects.clear();
+
+ // create new ones
+ for(sal_uInt32 a(0); a < mrView.PaintWindowCount(); a++)
+ {
+ SdrPaintWindow* pCandidate = mrView.GetPaintWindow(a);
+ const rtl::Reference< sdr::overlay::OverlayManager >& xTargetOverlay = pCandidate->GetOverlayManager();
+
+ if(xTargetOverlay.is())
+ {
+ // build transformation: translate and rotate so that given edge is
+ // on x axis, them mirror in y and translate back
+ const basegfx::B2DVector aEdge(aMirrorAxisB.X() - aMirrorAxisA.X(), aMirrorAxisB.Y() - aMirrorAxisA.Y());
+ basegfx::B2DHomMatrix aMatrixTransform(basegfx::utils::createTranslateB2DHomMatrix(
+ -aMirrorAxisA.X(), -aMirrorAxisA.Y()));
+ aMatrixTransform.rotate(-atan2(aEdge.getY(), aEdge.getX()));
+ aMatrixTransform.scale(1.0, -1.0);
+ aMatrixTransform.rotate(atan2(aEdge.getY(), aEdge.getX()));
+ aMatrixTransform.translate(aMirrorAxisA.X(), aMirrorAxisA.Y());
+
+ if(mrView.IsSolidDragging())
+ {
+ if(!maFullOverlay.empty())
+ {
+ drawinglayer::primitive2d::Primitive2DContainer aContent(maFullOverlay);
+
+ if(!aMatrixTransform.isIdentity())
+ {
+ // embed in transformation group
+ drawinglayer::primitive2d::Primitive2DReference aTransformPrimitive2D(new drawinglayer::primitive2d::TransformPrimitive2D(aMatrixTransform, std::move(aContent)));
+ aContent = drawinglayer::primitive2d::Primitive2DContainer { aTransformPrimitive2D };
+ }
+
+ // if we have full overlay from selected objects, embed with 50% transparence, the
+ // transformation is added to the OverlayPrimitive2DSequenceObject
+ drawinglayer::primitive2d::Primitive2DReference aUnifiedTransparencePrimitive2D(new drawinglayer::primitive2d::UnifiedTransparencePrimitive2D(std::move(aContent), 0.5));
+ aContent = drawinglayer::primitive2d::Primitive2DContainer { aUnifiedTransparencePrimitive2D };
+
+ std::unique_ptr<sdr::overlay::OverlayPrimitive2DSequenceObject> pNew(new sdr::overlay::OverlayPrimitive2DSequenceObject(std::move(aContent)));
+
+ xTargetOverlay->add(*pNew);
+ maObjects.append(std::move(pNew));
+ }
+ }
+ else
+ {
+ for(size_t b = 0; b < mnCount; ++b)
+ {
+ // apply to polygon
+ basegfx::B2DPolyPolygon aPolyPolygon(mpPolygons[b]);
+ aPolyPolygon.transform(aMatrixTransform);
+
+ std::unique_ptr<sdr::overlay::OverlayPolyPolygonStripedAndFilled> pNew(new sdr::overlay::OverlayPolyPolygonStripedAndFilled(
+ aPolyPolygon));
+ xTargetOverlay->add(*pNew);
+ maObjects.append(std::move(pNew));
+ }
+ }
+ }
+ }
+}
+
+E3dView::E3dView(
+ SdrModel& rSdrModel,
+ OutputDevice* pOut)
+: SdrView(rSdrModel, pOut)
+{
+ InitView();
+}
+
+// DrawMarkedObj override, since possibly only a single 3D object is to be
+// drawn
+
+void E3dView::DrawMarkedObj(OutputDevice& rOut) const
+{
+ // Does 3D objects exist which scenes are not selected?
+ bool bSpecialHandling = false;
+ E3dScene *pScene = nullptr;
+
+ const size_t nCnt = GetMarkedObjectCount();
+ for(size_t nObjs = 0; nObjs < nCnt; ++nObjs)
+ {
+ SdrObject *pObj = GetMarkedObjectByIndex(nObjs);
+ if(auto pCompoundObject = dynamic_cast<E3dCompoundObject*>(pObj))
+ {
+ // related scene
+ pScene = pCompoundObject->getRootE3dSceneFromE3dObject();
+
+ if(nullptr != pScene && !IsObjMarked(pScene))
+ {
+ bSpecialHandling = true;
+ }
+ }
+ // Reset all selection flags
+ if(auto p3dObject = dynamic_cast< const E3dObject*>(pObj))
+ {
+ pScene = p3dObject->getRootE3dSceneFromE3dObject();
+
+ if(nullptr != pScene)
+ {
+ pScene->SetSelected(false);
+ }
+ }
+ }
+
+ if(bSpecialHandling)
+ {
+ // Set selection flag to "not selected" for scenes related to all 3D
+ // objects
+ for(size_t nObjs = 0; nObjs < nCnt; ++nObjs)
+ {
+ SdrObject *pObj = GetMarkedObjectByIndex(nObjs);
+ if(auto pCompoundObject = dynamic_cast<E3dCompoundObject*>(pObj))
+ {
+ // related scene
+ pScene = pCompoundObject->getRootE3dSceneFromE3dObject();
+
+ if(nullptr != pScene)
+ {
+ pScene->SetSelected(false);
+ }
+ }
+ }
+
+ for(size_t nObjs = 0; nObjs < nCnt; ++nObjs)
+ {
+ SdrObject *pObj = GetMarkedObjectByIndex(nObjs);
+ if(auto p3DObj = dynamic_cast<E3dObject*>(pObj))
+ {
+ // Select object
+ p3DObj->SetSelected(true);
+ pScene = p3DObj->getRootE3dSceneFromE3dObject();
+ }
+ }
+
+ if(nullptr != pScene)
+ {
+ // code from parent
+ SortMarkedObjects();
+
+ pScene->SetDrawOnlySelected(true);
+ pScene->SingleObjectPainter(rOut);
+ pScene->SetDrawOnlySelected(false);
+ }
+
+ // Reset selection flag
+ for(size_t nObjs = 0; nObjs < nCnt; ++nObjs)
+ {
+ SdrObject *pObj = GetMarkedObjectByIndex(nObjs);
+ if(auto pCompoundObject = dynamic_cast<E3dCompoundObject*>(pObj))
+ {
+ // related scene
+ pScene = pCompoundObject->getRootE3dSceneFromE3dObject();
+
+ if(nullptr != pScene)
+ {
+ pScene->SetSelected(false);
+ }
+ }
+ }
+ }
+ else
+ {
+ // call parent
+ SdrExchangeView::DrawMarkedObj(rOut);
+ }
+}
+
+// override get model, since in some 3D objects an additional scene
+// must be pushed in
+
+std::unique_ptr<SdrModel> E3dView::CreateMarkedObjModel() const
+{
+ // Does 3D objects exist which scenes are not selected?
+ bool bSpecialHandling(false);
+ const size_t nCount(GetMarkedObjectCount());
+ E3dScene *pScene = nullptr;
+
+ for(size_t nObjs = 0; nObjs < nCount; ++nObjs)
+ {
+ const SdrObject* pObj = GetMarkedObjectByIndex(nObjs);
+
+ if(!bSpecialHandling)
+ if(auto pCompoundObj = dynamic_cast< const E3dCompoundObject*>(pObj))
+ {
+ // if the object is selected, but it's scene not,
+ // we need special handling
+ pScene = pCompoundObj->getRootE3dSceneFromE3dObject();
+
+ if(nullptr != pScene && !IsObjMarked(pScene))
+ {
+ bSpecialHandling = true;
+ }
+ }
+
+ if(auto p3dObject = dynamic_cast< const E3dObject*>(pObj))
+ {
+ // reset all selection flags at 3D objects
+ pScene = p3dObject->getRootE3dSceneFromE3dObject();
+
+ if(nullptr != pScene)
+ {
+ pScene->SetSelected(false);
+ }
+ }
+ }
+
+ if(!bSpecialHandling)
+ {
+ // call parent
+ return SdrView::CreateMarkedObjModel();
+ }
+
+ std::unique_ptr<SdrModel> pNewModel;
+ tools::Rectangle aSelectedSnapRect;
+
+ // set 3d selection flags at all directly selected objects
+ // and collect SnapRect of selected objects
+ for(size_t nObjs = 0; nObjs < nCount; ++nObjs)
+ {
+ SdrObject *pObj = GetMarkedObjectByIndex(nObjs);
+
+ if(auto p3DObj = dynamic_cast<E3dCompoundObject*>(pObj))
+ {
+ // mark object, but not scenes
+ p3DObj->SetSelected(true);
+ aSelectedSnapRect.Union(p3DObj->GetSnapRect());
+ }
+ }
+
+ // create new mark list which contains all indirectly selected3d
+ // scenes as selected objects
+ SdrMarkList aOldML(GetMarkedObjectList());
+ SdrMarkList aNewML;
+ SdrMarkList& rCurrentMarkList = const_cast<E3dView*>(this)->GetMarkedObjectListWriteAccess();
+ rCurrentMarkList = aNewML;
+
+ for(size_t nObjs = 0; nObjs < nCount; ++nObjs)
+ {
+ SdrObject *pObj = aOldML.GetMark(nObjs)->GetMarkedSdrObj();
+
+ if(auto p3dObject = dynamic_cast< E3dObject* >(pObj))
+ {
+ pScene = p3dObject->getRootE3dSceneFromE3dObject();
+
+ if(nullptr != pScene && !IsObjMarked(pScene) && GetSdrPageView())
+ {
+ const_cast<E3dView*>(this)->MarkObj(pScene, GetSdrPageView(), false, true);
+ }
+ }
+ }
+
+ // call parent. This will copy all scenes and the selection flags at the 3D objects. So
+ // it will be possible to delete all non-selected 3d objects from the cloned 3d scenes
+ pNewModel = SdrView::CreateMarkedObjModel();
+
+ if(pNewModel)
+ {
+ for(sal_uInt16 nPg(0); nPg < pNewModel->GetPageCount(); nPg++)
+ {
+ const SdrPage* pSrcPg=pNewModel->GetPage(nPg);
+ const size_t nObjCount(pSrcPg->GetObjCount());
+
+ for(size_t nOb = 0; nOb < nObjCount; ++nOb)
+ {
+ const SdrObject* pSrcOb=pSrcPg->GetObj(nOb);
+
+ if(auto p3dscene = dynamic_cast< const E3dScene* >( pSrcOb))
+ {
+ pScene = const_cast<E3dScene*>(p3dscene);
+
+ // delete all not intentionally cloned 3d objects
+ pScene->removeAllNonSelectedObjects();
+
+ // reset select flags and set SnapRect of all selected objects
+ pScene->SetSelected(false);
+ pScene->SetSnapRect(aSelectedSnapRect);
+ }
+ }
+ }
+ }
+
+ // restore old selection
+ rCurrentMarkList = aOldML;
+
+ return pNewModel;
+}
+
+// When pasting objects have to integrated if a scene is inserted, but
+// not the scene itself
+
+bool E3dView::Paste(
+ const SdrModel& rMod, const Point& rPos, SdrObjList* pLst, SdrInsertFlags nOptions)
+{
+ bool bRetval = false;
+
+ // Get list
+ Point aPos(rPos);
+ SdrObjList* pDstList = pLst;
+ ImpGetPasteObjList(aPos, pDstList);
+
+ if(!pDstList)
+ return false;
+
+ // Get owner of the list
+ E3dScene* pDstScene(dynamic_cast< E3dScene* >(pDstList->getSdrObjectFromSdrObjList()));
+
+ if(nullptr != pDstScene)
+ {
+ BegUndo(SvxResId(RID_SVX_3D_UNDO_EXCHANGE_PASTE));
+
+ // Copy all objects from E3dScenes and insert them directly
+ for(sal_uInt16 nPg(0); nPg < rMod.GetPageCount(); nPg++)
+ {
+ const SdrPage* pSrcPg=rMod.GetPage(nPg);
+ const size_t nObjCount(pSrcPg->GetObjCount());
+
+ // calculate offset for paste
+ tools::Rectangle aR = pSrcPg->GetAllObjBoundRect();
+ Point aDist(aPos - aR.Center());
+
+ // Insert sub-objects for scenes
+ for(size_t nOb = 0; nOb < nObjCount; ++nOb)
+ {
+ const SdrObject* pSrcOb = pSrcPg->GetObj(nOb);
+ if(auto p3dscene = dynamic_cast< const E3dScene* >(pSrcOb))
+ {
+ E3dScene* pSrcScene = const_cast<E3dScene*>(p3dscene);
+ ImpCloneAll3DObjectsToDestScene(pSrcScene, pDstScene, aDist);
+ }
+ }
+ }
+ EndUndo();
+ }
+ else
+ {
+ // call parent
+ bRetval = SdrView::Paste(rMod, rPos, pLst, nOptions);
+ }
+
+ return bRetval;
+}
+
+// Service routine used from local Clone() and from SdrCreateView::EndCreateObj(...)
+bool E3dView::ImpCloneAll3DObjectsToDestScene(E3dScene const * pSrcScene, E3dScene* pDstScene, Point /*aOffset*/)
+{
+ bool bRetval(false);
+
+ if(pSrcScene && pDstScene)
+ {
+ for(size_t i = 0; i < pSrcScene->GetSubList()->GetObjCount(); ++i)
+ {
+ E3dCompoundObject* pCompoundObj = dynamic_cast< E3dCompoundObject* >(pSrcScene->GetSubList()->GetObj(i));
+
+ if(pCompoundObj)
+ {
+ E3dCompoundObject* pNewCompoundObj(pCompoundObj->CloneSdrObject(pDstScene->getSdrModelFromSdrObject()));
+
+ if(pNewCompoundObj)
+ {
+ // get dest scene's current range in 3D world coordinates
+ const basegfx::B3DHomMatrix aSceneToWorldTrans(pDstScene->GetFullTransform());
+ basegfx::B3DRange aSceneRange(pDstScene->GetBoundVolume());
+ aSceneRange.transform(aSceneToWorldTrans);
+
+ // get new object's implied object transformation
+ const basegfx::B3DHomMatrix aNewObjectTrans(pNewCompoundObj->GetTransform());
+
+ // get new object's range in 3D world coordinates in dest scene
+ // as if it were already added
+ const basegfx::B3DHomMatrix aObjectToWorldTrans(aSceneToWorldTrans * aNewObjectTrans);
+ basegfx::B3DRange aObjectRange(pNewCompoundObj->GetBoundVolume());
+ aObjectRange.transform(aObjectToWorldTrans);
+
+ // get scale adaptation
+ const basegfx::B3DVector aSceneScale(aSceneRange.getRange());
+ const basegfx::B3DVector aObjectScale(aObjectRange.getRange());
+ double fScale(1.0);
+
+ // if new object's size in X,Y or Z is bigger that 80% of dest scene, adapt scale
+ // to not change the scene by the inserted object
+ const double fSizeFactor(0.5);
+
+ if(aObjectScale.getX() * fScale > aSceneScale.getX() * fSizeFactor)
+ {
+ const double fObjSize(aObjectScale.getX() * fScale);
+ const double fFactor((aSceneScale.getX() * fSizeFactor) / (basegfx::fTools::equalZero(fObjSize) ? 1.0 : fObjSize));
+ fScale *= fFactor;
+ }
+
+ if(aObjectScale.getY() * fScale > aSceneScale.getY() * fSizeFactor)
+ {
+ const double fObjSize(aObjectScale.getY() * fScale);
+ const double fFactor((aSceneScale.getY() * fSizeFactor) / (basegfx::fTools::equalZero(fObjSize) ? 1.0 : fObjSize));
+ fScale *= fFactor;
+ }
+
+ if(aObjectScale.getZ() * fScale > aSceneScale.getZ() * fSizeFactor)
+ {
+ const double fObjSize(aObjectScale.getZ() * fScale);
+ const double fFactor((aSceneScale.getZ() * fSizeFactor) / (basegfx::fTools::equalZero(fObjSize) ? 1.0 : fObjSize));
+ fScale *= fFactor;
+ }
+
+ // get translation adaptation
+ const basegfx::B3DPoint aSceneCenter(aSceneRange.getCenter());
+ const basegfx::B3DPoint aObjectCenter(aObjectRange.getCenter());
+
+ // build full modification transform. The object's transformation
+ // shall be modified, so start at object coordinates; transform to 3d world coor
+ basegfx::B3DHomMatrix aModifyingTransform(aObjectToWorldTrans);
+
+ // translate to absolute center in 3d world coor
+ aModifyingTransform.translate(-aObjectCenter.getX(), -aObjectCenter.getY(), -aObjectCenter.getZ());
+
+ // scale to dest size in 3d world coor
+ aModifyingTransform.scale(fScale, fScale, fScale);
+
+ // translate to dest scene center in 3d world coor
+ aModifyingTransform.translate(aSceneCenter.getX(), aSceneCenter.getY(), aSceneCenter.getZ());
+
+ // transform from 3d world to dest object coordinates
+ basegfx::B3DHomMatrix aWorldToObject(aObjectToWorldTrans);
+ aWorldToObject.invert();
+ aModifyingTransform = aWorldToObject * aModifyingTransform;
+
+ // correct implied object transform by applying changing one in object coor
+ pNewCompoundObj->SetTransform(aModifyingTransform * aNewObjectTrans);
+
+ // fill and insert new object
+ pNewCompoundObj->NbcSetLayer(pCompoundObj->GetLayer());
+ pNewCompoundObj->NbcSetStyleSheet(pCompoundObj->GetStyleSheet(), true);
+ pDstScene->InsertObject(pNewCompoundObj);
+ bRetval = true;
+
+ // Create undo
+ if( GetModel()->IsUndoEnabled() )
+ AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoNewObject(*pNewCompoundObj));
+ }
+ }
+ }
+ }
+
+ return bRetval;
+}
+
+bool E3dView::IsConvertTo3DObjPossible() const
+{
+ bool bAny3D(false);
+ bool bGroupSelected(false);
+ bool bRetval(true);
+
+ for(size_t a=0; !bAny3D && a<GetMarkedObjectCount(); ++a)
+ {
+ SdrObject *pObj = GetMarkedObjectByIndex(a);
+ if(pObj)
+ {
+ ImpIsConvertTo3DPossible(pObj, bAny3D, bGroupSelected);
+ }
+ }
+
+ bRetval = !bAny3D
+ && (
+ IsConvertToPolyObjPossible()
+ || IsConvertToPathObjPossible()
+ || IsImportMtfPossible());
+ return bRetval;
+}
+
+void E3dView::ImpIsConvertTo3DPossible(SdrObject const * pObj, bool& rAny3D,
+ bool& rGroupSelected) const
+{
+ if(!pObj)
+ return;
+
+ if(dynamic_cast< const E3dObject* >(pObj) != nullptr)
+ {
+ rAny3D = true;
+ }
+ else
+ {
+ if(pObj->IsGroupObject())
+ {
+ SdrObjListIter aIter(*pObj, SdrIterMode::DeepNoGroups);
+ while(aIter.IsMore())
+ {
+ SdrObject* pNewObj = aIter.Next();
+ ImpIsConvertTo3DPossible(pNewObj, rAny3D, rGroupSelected);
+ }
+ rGroupSelected = true;
+ }
+ }
+}
+
+void E3dView::ImpChangeSomeAttributesFor3DConversion(SdrObject* pObj)
+{
+ if(dynamic_cast<const SdrTextObj*>( pObj) == nullptr)
+ return;
+
+ const SfxItemSet& rSet = pObj->GetMergedItemSet();
+ const SvxColorItem& rTextColorItem = rSet.Get(EE_CHAR_COLOR);
+ if(rTextColorItem.GetValue() != COL_BLACK)
+ return;
+
+ //For black text objects, the color set to gray
+ if(pObj->getSdrPageFromSdrObject())
+ {
+ // if black is only default attribute from
+ // pattern set it hard so that it is used in undo.
+ pObj->SetMergedItem(SvxColorItem(COL_BLACK, EE_CHAR_COLOR));
+
+ // add undo now
+ if( GetModel()->IsUndoEnabled() )
+ AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoAttrObject(*pObj));
+ }
+
+ pObj->SetMergedItem(SvxColorItem(COL_GRAY, EE_CHAR_COLOR));
+}
+
+void E3dView::ImpChangeSomeAttributesFor3DConversion2(SdrObject* pObj)
+{
+ auto pPathObj = dynamic_cast<const SdrPathObj*>( pObj);
+ if(!pPathObj)
+ return;
+
+ const SfxItemSet& rSet = pObj->GetMergedItemSet();
+ sal_Int32 nLineWidth = rSet.Get(XATTR_LINEWIDTH).GetValue();
+ drawing::LineStyle eLineStyle = rSet.Get(XATTR_LINESTYLE).GetValue();
+ drawing::FillStyle eFillStyle = rSet.Get(XATTR_FILLSTYLE).GetValue();
+
+ if(pPathObj->IsClosed()
+ && eLineStyle == drawing::LineStyle_SOLID
+ && !nLineWidth
+ && eFillStyle != drawing::FillStyle_NONE)
+ {
+ if(pObj->getSdrPageFromSdrObject() && GetModel()->IsUndoEnabled() )
+ {
+ AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoAttrObject(*pObj));
+ }
+
+ pObj->SetMergedItem(XLineStyleItem(drawing::LineStyle_NONE));
+ pObj->SetMergedItem(XLineWidthItem(0));
+ }
+}
+
+void E3dView::ImpCreateSingle3DObjectFlat(E3dScene* pScene, SdrObject* pObj, bool bExtrude, double fDepth, basegfx::B2DHomMatrix const & rLatheMat)
+{
+ // Single PathObject, transform this
+ SdrPathObj* pPath = dynamic_cast<SdrPathObj*>( pObj );
+
+ if(!pPath)
+ return;
+
+ E3dDefaultAttributes aDefault = Get3DDefaultAttributes();
+
+ if(bExtrude)
+ {
+ aDefault.SetDefaultExtrudeCharacterMode(true);
+ }
+ else
+ {
+ aDefault.SetDefaultLatheCharacterMode(true);
+ }
+
+ // Get Itemset of the original object
+ SfxItemSet aSet(pObj->GetMergedItemSet());
+
+ drawing::FillStyle eFillStyle = aSet.Get(XATTR_FILLSTYLE).GetValue();
+
+ // line style turned off
+ aSet.Put(XLineStyleItem(drawing::LineStyle_NONE));
+
+ //Determining if FILL_Attribute is set.
+ if(!pPath->IsClosed() || eFillStyle == drawing::FillStyle_NONE)
+ {
+ // This SdrPathObj is not filled, leave the front and rear face out.
+ // Moreover, a two-sided representation necessary.
+ aDefault.SetDefaultExtrudeCloseFront(false);
+ aDefault.SetDefaultExtrudeCloseBack(false);
+
+ aSet.Put(makeSvx3DDoubleSidedItem(true));
+
+ // Set fill attribute
+ aSet.Put(XFillStyleItem(drawing::FillStyle_SOLID));
+
+ // Fill color must be the color line, because the object was
+ // previously just a line
+ Color aColorLine = aSet.Get(XATTR_LINECOLOR).GetColorValue();
+ aSet.Put(XFillColorItem(OUString(), aColorLine));
+ }
+
+ // Create a new extrude object
+ E3dObject* p3DObj = nullptr;
+ if(bExtrude)
+ {
+ p3DObj = new E3dExtrudeObj(pObj->getSdrModelFromSdrObject(), aDefault, pPath->GetPathPoly(), fDepth);
+ }
+ else
+ {
+ // rLatheMat expects coordinates with y-axis up, pPath uses y-axis down
+ basegfx::B2DHomMatrix aFlipVerticalMat(1.0, 0.0, 0.0, 0.0, -1.0, 0.0);
+ basegfx::B2DPolyPolygon aPolyPoly2D(pPath->GetPathPoly());
+ aPolyPoly2D.transform(aFlipVerticalMat);
+ aPolyPoly2D.transform(rLatheMat);
+ // ctor E3dLatheObj expects coordinates with y-axis down
+ aPolyPoly2D.transform(aFlipVerticalMat);
+ p3DObj = new E3dLatheObj(pObj->getSdrModelFromSdrObject(), aDefault, aPolyPoly2D);
+ }
+
+ // Set attribute
+ p3DObj->NbcSetLayer(pObj->GetLayer());
+
+ p3DObj->SetMergedItemSet(aSet);
+
+ p3DObj->NbcSetStyleSheet(pObj->GetStyleSheet(), true);
+
+ // Insert a new extrude object
+ pScene->InsertObject(p3DObj);
+}
+
+void E3dView::ImpCreate3DObject(E3dScene* pScene, SdrObject* pObj, bool bExtrude, double fDepth, basegfx::B2DHomMatrix const & rLatheMat)
+{
+ if(!pObj)
+ return;
+
+ // change text color attribute for not so dark colors
+ if(pObj->IsGroupObject())
+ {
+ SdrObjListIter aIter(*pObj, SdrIterMode::DeepWithGroups);
+ while(aIter.IsMore())
+ {
+ SdrObject* pGroupMember = aIter.Next();
+ ImpChangeSomeAttributesFor3DConversion(pGroupMember);
+ }
+ }
+ else
+ ImpChangeSomeAttributesFor3DConversion(pObj);
+
+ // convert completely to path objects
+ SdrObject* pNewObj1 = pObj->ConvertToPolyObj(false, false).release();
+
+ if(!pNewObj1)
+ return;
+
+ // change text color attribute for not so dark colors
+ if(pNewObj1->IsGroupObject())
+ {
+ SdrObjListIter aIter(*pNewObj1, SdrIterMode::DeepWithGroups);
+ while(aIter.IsMore())
+ {
+ SdrObject* pGroupMember = aIter.Next();
+ ImpChangeSomeAttributesFor3DConversion2(pGroupMember);
+ }
+ }
+ else
+ ImpChangeSomeAttributesFor3DConversion2(pNewObj1);
+
+ // convert completely to path objects
+ SdrObject* pNewObj2 = pObj->ConvertToContourObj(pNewObj1, true);
+
+ if(pNewObj2)
+ {
+ // add all to flat scene
+ if(pNewObj2->IsGroupObject())
+ {
+ SdrObjListIter aIter(*pNewObj2, SdrIterMode::DeepWithGroups);
+ while(aIter.IsMore())
+ {
+ SdrObject* pGroupMember = aIter.Next();
+ ImpCreateSingle3DObjectFlat(pScene, pGroupMember, bExtrude, fDepth, rLatheMat);
+ }
+ }
+ else
+ ImpCreateSingle3DObjectFlat(pScene, pNewObj2, bExtrude, fDepth, rLatheMat);
+
+ // delete object in between
+ if (pNewObj2 != pObj && pNewObj2 != pNewObj1)
+ SdrObject::Free( pNewObj2 );
+ }
+
+ // delete object in between
+ if (pNewObj1 != pObj)
+ SdrObject::Free( pNewObj1 );
+}
+
+void E3dView::ConvertMarkedObjTo3D(bool bExtrude, const basegfx::B2DPoint& rPnt1, const basegfx::B2DPoint& rPnt2)
+{
+ if(!AreObjectsMarked())
+ return;
+
+ // Create undo
+ if(bExtrude)
+ BegUndo(SvxResId(RID_SVX_3D_UNDO_EXTRUDE));
+ else
+ BegUndo(SvxResId(RID_SVX_3D_UNDO_LATHE));
+
+ SdrModel& rSdrModel(GetSdrMarkByIndex(0)->GetMarkedSdrObj()->getSdrModelFromSdrObject());
+
+ // Create a new scene for the created 3D object
+ E3dScene* pScene = new E3dScene(rSdrModel);
+
+ // Determine rectangle and possibly correct it
+ tools::Rectangle aRect = GetAllMarkedRect();
+ if(aRect.GetWidth() <= 1)
+ aRect.SetSize(Size(500, aRect.GetHeight()));
+ if(aRect.GetHeight() <= 1)
+ aRect.SetSize(Size(aRect.GetWidth(), 500));
+
+ // Determine the depth relative to the size of the selection
+ double fDepth = 0.0;
+ double fRot3D = 0.0;
+ basegfx::B2DHomMatrix aLatheMat;
+
+ if(bExtrude)
+ {
+ double fW = static_cast<double>(aRect.GetWidth());
+ double fH = static_cast<double>(aRect.GetHeight());
+ fDepth = sqrt(fW*fW + fH*fH) / 6.0;
+ }
+ if(!bExtrude)
+ {
+ // Create transformation for the polygons rotating body
+ if (rPnt1 != rPnt2)
+ {
+ // Rotation around control point #1 with set angle
+ // for 3D coordinates
+ basegfx::B2DPoint aDiff(rPnt1 - rPnt2);
+ fRot3D = atan2(aDiff.getY(), aDiff.getX()) - M_PI_2;
+
+ if(basegfx::fTools::equalZero(fabs(fRot3D)))
+ fRot3D = 0.0;
+
+ if(fRot3D != 0.0)
+ {
+ aLatheMat = basegfx::utils::createRotateAroundPoint(rPnt2, -fRot3D)
+ * aLatheMat;
+ }
+ }
+
+ if (rPnt2.getX() != 0.0)
+ {
+ // Translation to Y=0 - axis
+ aLatheMat.translate(-rPnt2.getX(), 0.0);
+ }
+ else
+ {
+ aLatheMat.translate(static_cast<double>(-aRect.Left()), 0.0);
+ }
+
+ // Form the inverse matrix to determine the target expansion
+ basegfx::B2DHomMatrix aInvLatheMat(aLatheMat);
+ aInvLatheMat.invert();
+
+ // SnapRect extension enables mirroring in the axis of rotation
+ for(size_t a=0; a<GetMarkedObjectCount(); ++a)
+ {
+ SdrMark* pMark = GetSdrMarkByIndex(a);
+ SdrObject* pObj = pMark->GetMarkedSdrObj();
+ tools::Rectangle aTurnRect = pObj->GetSnapRect();
+ basegfx::B2DPoint aRot;
+ Point aRotPnt;
+
+ aRot = basegfx::B2DPoint(aTurnRect.Left(), -aTurnRect.Top());
+ aRot *= aLatheMat;
+ aRot.setX(-aRot.getX());
+ aRot *= aInvLatheMat;
+ aRotPnt = Point(static_cast<tools::Long>(aRot.getX() + 0.5), static_cast<tools::Long>(-aRot.getY() - 0.5));
+ aRect.Union(tools::Rectangle(aRotPnt, aRotPnt));
+
+ aRot = basegfx::B2DPoint(aTurnRect.Left(), -aTurnRect.Bottom());
+ aRot *= aLatheMat;
+ aRot.setX(-aRot.getX());
+ aRot *= aInvLatheMat;
+ aRotPnt = Point(static_cast<tools::Long>(aRot.getX() + 0.5), static_cast<tools::Long>(-aRot.getY() - 0.5));
+ aRect.Union(tools::Rectangle(aRotPnt, aRotPnt));
+
+ aRot = basegfx::B2DPoint(aTurnRect.Right(), -aTurnRect.Top());
+ aRot *= aLatheMat;
+ aRot.setX(-aRot.getX());
+ aRot *= aInvLatheMat;
+ aRotPnt = Point(static_cast<tools::Long>(aRot.getX() + 0.5), static_cast<tools::Long>(-aRot.getY() - 0.5));
+ aRect.Union(tools::Rectangle(aRotPnt, aRotPnt));
+
+ aRot = basegfx::B2DPoint(aTurnRect.Right(), -aTurnRect.Bottom());
+ aRot *= aLatheMat;
+ aRot.setX(-aRot.getX());
+ aRot *= aInvLatheMat;
+ aRotPnt = Point(static_cast<tools::Long>(aRot.getX() + 0.5), static_cast<tools::Long>(-aRot.getY() - 0.5));
+ aRect.Union(tools::Rectangle(aRotPnt, aRotPnt));
+ }
+ }
+
+ // Walk through the selection and convert it into 3D, complete with
+ // Conversion to SdrPathObject, also fonts
+ for(size_t a=0; a<GetMarkedObjectCount(); ++a)
+ {
+ SdrMark* pMark = GetSdrMarkByIndex(a);
+ SdrObject* pObj = pMark->GetMarkedSdrObj();
+
+ ImpCreate3DObject(pScene, pObj, bExtrude, fDepth, aLatheMat);
+ }
+
+ if(pScene->GetSubList() && pScene->GetSubList()->GetObjCount() != 0)
+ {
+ // Arrange all created objects by depth
+ if(bExtrude)
+ DoDepthArrange(pScene, fDepth);
+
+ // Center 3D objects in the middle of the overall rectangle
+ basegfx::B3DPoint aCenter(pScene->GetBoundVolume().getCenter());
+ basegfx::B3DHomMatrix aMatrix;
+
+ aMatrix.translate(-aCenter.getX(), -aCenter.getY(), -aCenter.getZ());
+ pScene->SetTransform(aMatrix * pScene->GetTransform());
+
+ // Initialize scene
+ pScene->NbcSetSnapRect(aRect);
+ basegfx::B3DRange aBoundVol = pScene->GetBoundVolume();
+ InitScene(pScene, static_cast<double>(aRect.GetWidth()), static_cast<double>(aRect.GetHeight()), aBoundVol.getDepth());
+
+ // Insert scene instead of the first selected object and throw away
+ // all the old objects
+ SdrObject* pRepObj = GetMarkedObjectByIndex(0);
+ SdrPageView* pPV = GetSdrPageViewOfMarkedByIndex(0);
+ MarkObj(pRepObj, pPV, true);
+ ReplaceObjectAtView(pRepObj, *pPV, pScene, false);
+ DeleteMarked();
+ MarkObj(pScene, pPV);
+
+ // Rotate Rotation body around the axis of rotation
+ if(!bExtrude && fRot3D != 0.0)
+ {
+ basegfx::B3DHomMatrix aRotate;
+ aRotate.rotate(0.0, 0.0, fRot3D);
+ pScene->SetTransform(aRotate * pScene->GetTransform());
+ }
+
+ // Set default rotation
+ {
+ basegfx::B3DHomMatrix aRotate;
+ aRotate.rotate(basegfx::deg2rad(20.0), 0.0, 0.0);
+ // E3DModifySceneSnapRectUpdater updates the 2D representation of the scene.
+ // It prepares things in ctor and acts in dtor.
+ E3DModifySceneSnapRectUpdater aUpdater(pScene->getSdrObjectFromSdrObjList());
+ pScene->SetTransform(aRotate * pScene->GetTransform());
+ }
+ }
+ else
+ {
+ // No 3D object was created, throw away everything
+ // always use SdrObject::Free(...) for SdrObjects (!)
+ SdrObject* pTemp(pScene);
+ SdrObject::Free(pTemp);
+ }
+
+ EndUndo();
+}
+
+//Arrange all created extrude objects by depth
+
+namespace {
+
+struct E3dDepthNeighbour
+{
+ E3dExtrudeObj* mpObj;
+ basegfx::B2DPolyPolygon maPreparedPolyPolygon;
+
+ E3dDepthNeighbour(E3dExtrudeObj* pObj, basegfx::B2DPolyPolygon const & rPreparedPolyPolygon)
+ : mpObj(pObj),
+ maPreparedPolyPolygon(rPreparedPolyPolygon)
+ {
+ }
+};
+
+struct E3dDepthLayer
+{
+ E3dDepthLayer* mpDown;
+ std::vector<E3dDepthNeighbour> mvNeighbours;
+
+ E3dDepthLayer()
+ : mpDown(nullptr)
+ {
+ }
+};
+
+}
+
+void E3dView::DoDepthArrange(E3dScene const * pScene, double fDepth)
+{
+ if(!(pScene && pScene->GetSubList() && pScene->GetSubList()->GetObjCount() > 1))
+ return;
+
+ SdrObjList* pSubList = pScene->GetSubList();
+ SdrObjListIter aIter(pSubList, SdrIterMode::Flat);
+ E3dDepthLayer* pBaseLayer = nullptr;
+ E3dDepthLayer* pLayer = nullptr;
+ sal_Int32 nNumLayers = 0;
+
+ while(aIter.IsMore())
+ {
+ E3dExtrudeObj* pExtrudeObj = dynamic_cast< E3dExtrudeObj* >(aIter.Next());
+
+ if(pExtrudeObj)
+ {
+ const basegfx::B2DPolyPolygon aExtrudePoly(
+ basegfx::utils::prepareForPolygonOperation(pExtrudeObj->GetExtrudePolygon()));
+ const SfxItemSet& rLocalSet = pExtrudeObj->GetMergedItemSet();
+ const drawing::FillStyle eLocalFillStyle = rLocalSet.Get(XATTR_FILLSTYLE).GetValue();
+ const Color aLocalColor = rLocalSet.Get(XATTR_FILLCOLOR).GetColorValue();
+
+ // sort in ExtrudeObj
+ if(pLayer)
+ {
+ // do we have overlap with an object of this layer?
+ bool bOverlap(false);
+
+ for(const auto& rAct : pLayer->mvNeighbours)
+ {
+ // do rAct.mpObj and pExtrudeObj overlap? Check by
+ // using logical AND clipping
+ const basegfx::B2DPolyPolygon aAndPolyPolygon(
+ basegfx::utils::solvePolygonOperationAnd(
+ aExtrudePoly,
+ rAct.maPreparedPolyPolygon));
+
+ if(aAndPolyPolygon.count() != 0)
+ {
+ // second criteria: is another fillstyle or color used?
+ const SfxItemSet& rCompareSet = rAct.mpObj->GetMergedItemSet();
+
+ drawing::FillStyle eCompareFillStyle = rCompareSet.Get(XATTR_FILLSTYLE).GetValue();
+
+ if(eLocalFillStyle == eCompareFillStyle)
+ {
+ if(eLocalFillStyle == drawing::FillStyle_SOLID)
+ {
+ Color aCompareColor = rCompareSet.Get(XATTR_FILLCOLOR).GetColorValue();
+
+ if(aCompareColor == aLocalColor)
+ {
+ continue;
+ }
+ }
+ else if(eLocalFillStyle == drawing::FillStyle_NONE)
+ {
+ continue;
+ }
+ }
+
+ bOverlap = true;
+ break;
+ }
+ }
+
+ if(bOverlap)
+ {
+ // yes, start a new layer
+ pLayer->mpDown = new E3dDepthLayer;
+ pLayer = pLayer->mpDown;
+ nNumLayers++;
+ pLayer->mvNeighbours.emplace_back(pExtrudeObj, aExtrudePoly);
+ }
+ else
+ {
+ // no, add to current layer
+ pLayer->mvNeighbours.emplace(pLayer->mvNeighbours.begin(), pExtrudeObj, aExtrudePoly);
+ }
+ }
+ else
+ {
+ // first layer ever
+ pBaseLayer = new E3dDepthLayer;
+ pLayer = pBaseLayer;
+ nNumLayers++;
+ pLayer->mvNeighbours.emplace_back(pExtrudeObj, aExtrudePoly);
+ }
+ }
+ }
+
+ // number of layers is done
+ if(nNumLayers > 1)
+ {
+ // need to be arranged
+ double fMinDepth = fDepth * 0.8;
+ double fStep = (fDepth - fMinDepth) / static_cast<double>(nNumLayers);
+ pLayer = pBaseLayer;
+
+ while(pLayer)
+ {
+ // move along layer
+ for(auto& rAct : pLayer->mvNeighbours)
+ {
+ // adapt extrude value
+ rAct.mpObj->SetMergedItem(SfxUInt32Item(SDRATTR_3DOBJ_DEPTH, sal_uInt32(fMinDepth + 0.5)));
+ }
+
+ // next layer
+ pLayer = pLayer->mpDown;
+ fMinDepth += fStep;
+ }
+ }
+
+ // cleanup
+ while(pBaseLayer)
+ {
+ pLayer = pBaseLayer->mpDown;
+ delete pBaseLayer;
+ pBaseLayer = pLayer;
+ }
+}
+
+// Start drag, create for 3D objects before possibly drag method
+
+bool E3dView::BegDragObj(const Point& rPnt, OutputDevice* pOut,
+ SdrHdl* pHdl, short nMinMov,
+ SdrDragMethod* pForcedMeth)
+{
+ if(Is3DRotationCreationActive() && GetMarkedObjectCount())
+ {
+ // Determine all selected polygons and return the mirrored helper overlay
+ mpMirrorOverlay->SetMirrorAxis(maRef1, maRef2);
+ }
+ else
+ {
+ bool bOwnActionNecessary;
+ if (pHdl == nullptr)
+ {
+ bOwnActionNecessary = true;
+ }
+ else if (pHdl->IsVertexHdl() || pHdl->IsCornerHdl())
+ {
+ bOwnActionNecessary = true;
+ }
+ else
+ {
+ bOwnActionNecessary = false;
+ }
+
+ if(bOwnActionNecessary && GetMarkedObjectCount() > 0)
+ {
+ E3dDragConstraint eConstraint = E3dDragConstraint::XYZ;
+ bool bThereAreRootScenes = false;
+ bool bThereAre3DObjects = false;
+ const size_t nCnt = GetMarkedObjectCount();
+ for(size_t nObjs = 0; nObjs < nCnt; ++nObjs)
+ {
+ SdrObject *pObj = GetMarkedObjectByIndex(nObjs);
+ if(pObj)
+ {
+ if( auto pScene = dynamic_cast< const E3dScene* >(pObj) )
+ if( pScene->getRootE3dSceneFromE3dObject() == pObj )
+ bThereAreRootScenes = true;
+
+ if(dynamic_cast< const E3dObject* >(pObj) != nullptr)
+ {
+ bThereAre3DObjects = true;
+ }
+ }
+ }
+ if( bThereAre3DObjects )
+ {
+ meDragHdl = ( pHdl == nullptr ? SdrHdlKind::Move : pHdl->GetKind() );
+ switch ( meDragMode )
+ {
+ case SdrDragMode::Rotate:
+ case SdrDragMode::Shear:
+ {
+ switch ( meDragHdl )
+ {
+ case SdrHdlKind::Left:
+ case SdrHdlKind::Right:
+ {
+ eConstraint = E3dDragConstraint::X;
+ }
+ break;
+
+ case SdrHdlKind::Upper:
+ case SdrHdlKind::Lower:
+ {
+ eConstraint = E3dDragConstraint::Y;
+ }
+ break;
+
+ case SdrHdlKind::UpperLeft:
+ case SdrHdlKind::UpperRight:
+ case SdrHdlKind::LowerLeft:
+ case SdrHdlKind::LowerRight:
+ {
+ eConstraint = E3dDragConstraint::Z;
+ }
+ break;
+ default: break;
+ }
+
+ // do not mask the allowed rotations
+ eConstraint &= E3dDragConstraint::XYZ;
+ pForcedMeth = new E3dDragRotate(*this, GetMarkedObjectList(), eConstraint, IsSolidDragging());
+ }
+ break;
+
+ case SdrDragMode::Move:
+ {
+ if(!bThereAreRootScenes)
+ {
+ pForcedMeth = new E3dDragMove(*this, GetMarkedObjectList(), meDragHdl, eConstraint, IsSolidDragging());
+ }
+ }
+ break;
+
+ // later on
+ case SdrDragMode::Mirror:
+ case SdrDragMode::Crook:
+ case SdrDragMode::Transparence:
+ case SdrDragMode::Gradient:
+ default:
+ {
+ }
+ break;
+ }
+ }
+ }
+ }
+ return SdrView::BegDragObj(rPnt, pOut, pHdl, nMinMov, pForcedMeth);
+}
+
+// Set current 3D drawing object, create the scene for this
+E3dScene* E3dView::SetCurrent3DObj(E3dObject* p3DObj)
+{
+ DBG_ASSERT(p3DObj != nullptr, "Who puts in a NULL-pointer here");
+
+ // get transformed BoundVolume of the object
+ basegfx::B3DRange aVolume(p3DObj->GetBoundVolume());
+ aVolume.transform(p3DObj->GetTransform());
+ double fW(aVolume.getWidth());
+ double fH(aVolume.getHeight());
+
+ tools::Rectangle aRect(0,0, static_cast<tools::Long>(fW), static_cast<tools::Long>(fH));
+
+ E3dScene* pScene = new E3dScene(p3DObj->getSdrModelFromSdrObject());
+
+ InitScene(pScene, fW, fH, aVolume.getMaxZ() + ((fW + fH) / 4.0));
+
+ pScene->InsertObject(p3DObj);
+ pScene->NbcSetSnapRect(aRect);
+
+ return pScene;
+}
+
+void E3dView::InitScene(E3dScene* pScene, double fW, double fH, double fCamZ)
+{
+ Camera3D aCam(pScene->GetCamera());
+
+ aCam.SetAutoAdjustProjection(false);
+ aCam.SetViewWindow(- fW / 2, - fH / 2, fW, fH);
+ basegfx::B3DPoint aLookAt;
+
+ double fDefaultCamPosZ = GetDefaultCamPosZ();
+ basegfx::B3DPoint aCamPos(0.0, 0.0, fCamZ < fDefaultCamPosZ ? fDefaultCamPosZ : fCamZ);
+
+ aCam.SetPosAndLookAt(aCamPos, aLookAt);
+ aCam.SetFocalLength(GetDefaultCamFocal());
+ pScene->SetCamera(aCam);
+}
+
+void E3dView::Start3DCreation()
+{
+ if (!GetMarkedObjectCount())
+ return;
+
+ //positioned
+ tools::Long nOutMin = 0;
+ tools::Long nOutMax = 0;
+ tools::Long nMinLen = 0;
+ tools::Long nObjDst = 0;
+ tools::Long nOutHgt = 0;
+ OutputDevice* pOut = GetFirstOutputDevice();
+
+ // first determine representation boundaries
+ if (pOut != nullptr)
+ {
+ nMinLen = pOut->PixelToLogic(Size(0,50)).Height();
+ nObjDst = pOut->PixelToLogic(Size(0,20)).Height();
+
+ tools::Long nDst = pOut->PixelToLogic(Size(0,10)).Height();
+
+ nOutMin = -pOut->GetMapMode().GetOrigin().Y();
+ nOutMax = pOut->GetOutputSize().Height() - 1 + nOutMin;
+ nOutMin += nDst;
+ nOutMax -= nDst;
+
+ if (nOutMax - nOutMin < nDst)
+ {
+ nOutMin += nOutMax + 1;
+ nOutMin /= 2;
+ nOutMin -= (nDst + 1) / 2;
+ nOutMax = nOutMin + nDst;
+ }
+
+ nOutHgt = nOutMax - nOutMin;
+
+ tools::Long nTemp = nOutHgt / 4;
+ if (nTemp > nMinLen) nMinLen = nTemp;
+ }
+
+ // and then attach the marks at the top and bottom of the object
+ basegfx::B2DRange aR;
+ for(size_t nMark = 0; nMark < GetMarkedObjectCount(); ++nMark)
+ {
+ SdrObject* pMark = GetMarkedObjectByIndex(nMark);
+ basegfx::B2DPolyPolygon aXPP(pMark->TakeXorPoly());
+ aR.expand(basegfx::utils::getRange(aXPP));
+ }
+
+ basegfx::B2DPoint aCenter(aR.getCenter());
+ tools::Long nMarkHgt = basegfx::fround(aR.getHeight()) - 1;
+ tools::Long nHgt = nMarkHgt + nObjDst * 2;
+
+ if (nHgt < nMinLen) nHgt = nMinLen;
+
+ tools::Long nY1 = basegfx::fround(aCenter.getY()) - (nHgt + 1) / 2;
+ tools::Long nY2 = nY1 + nHgt;
+
+ if (pOut && (nMinLen > nOutHgt)) nMinLen = nOutHgt;
+ if (pOut)
+ {
+ if (nY1 < nOutMin)
+ {
+ nY1 = nOutMin;
+ if (nY2 < nY1 + nMinLen) nY2 = nY1 + nMinLen;
+ }
+ if (nY2 > nOutMax)
+ {
+ nY2 = nOutMax;
+ if (nY1 > nY2 - nMinLen) nY1 = nY2 - nMinLen;
+ }
+ }
+
+ maRef1.setX( basegfx::fround(aR.getMinX()) ); // Initial move axis 2/100mm to the left
+ maRef1.setY( nY1 );
+ maRef2.setX( maRef1.X() );
+ maRef2.setY( nY2 );
+
+ // Turn on marks
+ SetMarkHandles(nullptr);
+
+ //HMHif (bVis) ShowMarkHdl();
+ if (AreObjectsMarked()) MarkListHasChanged();
+
+ // Show mirror polygon IMMEDIATELY
+ const SdrHdlList &aHdlList = GetHdlList();
+ mpMirrorOverlay.reset(new Impl3DMirrorConstructOverlay(*this));
+ mpMirrorOverlay->SetMirrorAxis(aHdlList.GetHdl(SdrHdlKind::Ref1)->GetPos(), aHdlList.GetHdl(SdrHdlKind::Ref2)->GetPos());
+}
+
+// what happens with a mouse movement when the object is created?
+
+void E3dView::MovAction(const Point& rPnt)
+{
+ if(Is3DRotationCreationActive())
+ {
+ SdrHdl* pHdl = GetDragHdl();
+
+ if (pHdl)
+ {
+ SdrHdlKind eHdlKind = pHdl->GetKind();
+
+ // reacts only due to a mirror axis
+ if ((eHdlKind == SdrHdlKind::Ref1) ||
+ (eHdlKind == SdrHdlKind::Ref2) ||
+ (eHdlKind == SdrHdlKind::MirrorAxis))
+ {
+ const SdrHdlList &aHdlList = GetHdlList ();
+
+ // delete the mirrored polygon, mirrors the original and draws
+ // it anew
+ SdrView::MovAction (rPnt);
+ mpMirrorOverlay->SetMirrorAxis(
+ aHdlList.GetHdl (SdrHdlKind::Ref1)->GetPos(),
+ aHdlList.GetHdl (SdrHdlKind::Ref2)->GetPos());
+ }
+ }
+ else
+ {
+ SdrView::MovAction (rPnt);
+ }
+ }
+ else
+ {
+ SdrView::MovAction (rPnt);
+ }
+}
+
+// The End. Create object and any child objects through ImpCreate3DLathe.
+// With the parameter value sal_True (SDefault: sal_False) is simply a
+// rotation body created, without letting the user set the position of the
+// axis. It is sufficient with this call, if an object is selected.
+// (No initialization necessary)
+
+void E3dView::End3DCreation(bool bUseDefaultValuesForMirrorAxes)
+{
+ ResetCreationActive();
+
+ if(!AreObjectsMarked())
+ return;
+
+ if(bUseDefaultValuesForMirrorAxes)
+ {
+ tools::Rectangle aRect = GetAllMarkedRect();
+ if(aRect.GetWidth() <= 1)
+ aRect.SetSize(Size(500, aRect.GetHeight()));
+ if(aRect.GetHeight() <= 1)
+ aRect.SetSize(Size(aRect.GetWidth(), 500));
+
+ basegfx::B2DPoint aPnt1(aRect.Left(), -aRect.Top());
+ basegfx::B2DPoint aPnt2(aRect.Left(), -aRect.Bottom());
+
+ ConvertMarkedObjTo3D(false, aPnt1, aPnt2);
+ }
+ else
+ {
+ // Turn off helper overlay
+ // Determine from the handle positions and the displacement of
+ // the points
+ const SdrHdlList &aHdlList = GetHdlList();
+ Point aMirrorRef1 = aHdlList.GetHdl(SdrHdlKind::Ref1)->GetPos();
+ Point aMirrorRef2 = aHdlList.GetHdl(SdrHdlKind::Ref2)->GetPos();
+
+ basegfx::B2DPoint aPnt1(aMirrorRef1.X(), -aMirrorRef1.Y());
+ basegfx::B2DPoint aPnt2(aMirrorRef2.X(), -aMirrorRef2.Y());
+
+ ConvertMarkedObjTo3D(false, aPnt1, aPnt2);
+ }
+}
+
+E3dView::~E3dView ()
+{
+}
+
+void E3dView::ResetCreationActive ()
+{
+ mpMirrorOverlay.reset();
+}
+
+void E3dView::InitView ()
+{
+ mpMirrorOverlay = nullptr;
+}
+
+bool E3dView::IsBreak3DObjPossible() const
+{
+ const size_t nCount = GetMarkedObjectCount();
+
+ if (nCount > 0)
+ {
+ for (size_t i = 0; i < nCount; ++i)
+ {
+ SdrObject* pObj = GetMarkedObjectByIndex(i);
+
+ if (auto p3dObject = dynamic_cast< E3dObject* >(pObj))
+ {
+ if(!p3dObject->IsBreakObjPossible())
+ return false;
+ }
+ else
+ {
+ return false;
+ }
+ }
+ }
+ else
+ {
+ return false;
+ }
+
+ return true;
+}
+
+void E3dView::Break3DObj()
+{
+ if(!IsBreak3DObjPossible())
+ return;
+
+ // ALL selected objects are changed
+ const size_t nCount = GetMarkedObjectCount();
+
+ BegUndo(SvxResId(RID_SVX_3D_UNDO_BREAK_LATHE));
+ for(size_t a=0; a<nCount; ++a)
+ {
+ E3dObject* pObj = static_cast<E3dObject*>(GetMarkedObjectByIndex(a));
+ BreakSingle3DObj(pObj);
+ }
+ DeleteMarked();
+ EndUndo();
+}
+
+void E3dView::BreakSingle3DObj(E3dObject* pObj)
+{
+ if(dynamic_cast< const E3dScene* >(pObj) != nullptr)
+ {
+ SdrObjList* pSubList = pObj->GetSubList();
+ SdrObjListIter aIter(pSubList, SdrIterMode::Flat);
+
+ while(aIter.IsMore())
+ {
+ E3dObject* pSubObj = static_cast<E3dObject*>(aIter.Next());
+ BreakSingle3DObj(pSubObj);
+ }
+ }
+ else
+ {
+ SdrAttrObj* pNewObj = pObj->GetBreakObj().release();
+ if (pNewObj)
+ {
+ if (InsertObjectAtView(pNewObj, *GetSdrPageView(), SdrInsertFlags::DONTMARK))
+ {
+ pNewObj->SetChanged();
+ pNewObj->BroadcastObjectChange();
+ }
+ }
+ }
+}
+
+void E3dView::CheckPossibilities()
+{
+ // call parent
+ SdrView::CheckPossibilities();
+
+ // Set other flags
+ if(!(m_bGroupPossible || m_bUnGroupPossible || m_bGrpEnterPossible))
+ return;
+
+ const size_t nMarkCnt = GetMarkedObjectCount();
+ bool bCompound = false;
+ bool b3DObject = false;
+ for(size_t nObjs = 0; (nObjs < nMarkCnt) && !bCompound; ++nObjs)
+ {
+ SdrObject *pObj = GetMarkedObjectByIndex(nObjs);
+ if(dynamic_cast< const E3dCompoundObject* >(pObj))
+ bCompound = true;
+ if(dynamic_cast< const E3dObject* >(pObj))
+ b3DObject = true;
+ }
+
+ // So far: there are two or more of any objects selected. See if
+ // compound objects are involved. If yes, ban grouping.
+ if(m_bGroupPossible && bCompound)
+ m_bGroupPossible = false;
+
+ if(m_bUnGroupPossible && b3DObject)
+ m_bUnGroupPossible = false;
+
+ if(m_bGrpEnterPossible && bCompound)
+ m_bGrpEnterPossible = false;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */