svx/source/sdr/properties/e3dsceneproperties.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <sdr/properties/e3dsceneproperties.hxx>
  21 #include <svl/itemset.hxx>
  22 #include <svl/whiter.hxx>
  23 #include <svx/svddef.hxx>
  24 #include <svx/scene3d.hxx>
  25 #include <osl/diagnose.h>
  26 #include <memory>
  27
  28
  29 namespace sdr::properties
  30 {
  31         E3dSceneProperties::E3dSceneProperties(SdrObject& rObj)
  32         :   E3dProperties(rObj)
  33         {
  34         }
  35
  36         E3dSceneProperties::E3dSceneProperties(const E3dSceneProperties& rProps, SdrObject& rObj)
  37         :   E3dProperties(rProps, rObj)
  38         {
  39         }
  40
  41         E3dSceneProperties::~E3dSceneProperties()
  42         {
  43         }
  44
  45         std::unique_ptr<BaseProperties> E3dSceneProperties::Clone(SdrObject& rObj) const
  46         {
  47             return std::unique_ptr<BaseProperties>(new E3dSceneProperties(*this, rObj));
  48         }
  49
  50         const SfxItemSet& E3dSceneProperties::GetMergedItemSet() const
  51         {
  52             // prepare ItemSet
  53             if(mxItemSet)
  54             {
  55                 // filter for SDRATTR_3DSCENE_ items, only keep those items
  56                 SfxItemSetFixed<SDRATTR_3DSCENE_FIRST, SDRATTR_3DSCENE_LAST> aNew(*mxItemSet->GetPool());
  57                 aNew.Put(*mxItemSet);
  58                 mxItemSet->ClearItem();
  59                 mxItemSet->Put(aNew);
  60             }
  61             else
  62             {
  63                 // No ItemSet yet, force local ItemSet
  64                 GetObjectItemSet();
  65             }
  66
  67             // collect all ItemSets of contained 3d objects
  68             const SdrObjList* pSub(static_cast<const E3dScene&>(GetSdrObject()).GetSubList());
  69             OSL_ENSURE(nullptr != pSub, "Children of SdrObject expected (!)");
  70             const size_t nCount(nullptr == pSub ? 0 : pSub->GetObjCount());
  71
  72             for(size_t a = 0; a < nCount; ++a)
  73             {
  74                 SdrObject* pObj = pSub->GetObj(a);
  75
  76                 if(dynamic_cast<const E3dCompoundObject* >(pObj))
  77                 {
  78                     const SfxItemSet& rSet = pObj->GetMergedItemSet();
  79                     SfxWhichIter aIter(rSet);
  80                     sal_uInt16 nWhich(aIter.FirstWhich());
  81
  82                     while(nWhich)
  83                     {
  84                         // Leave out the SDRATTR_3DSCENE_ range, this would only be double
  85                         // and always equal.
  86                         if(nWhich <= SDRATTR_3DSCENE_FIRST || nWhich >= SDRATTR_3DSCENE_LAST)
  87                         {
  88                             if(SfxItemState::DONTCARE == aIter.GetItemState(false))
  89                             {
  90                                 mxItemSet->InvalidateItem(nWhich);
  91                             }
  92                             else
  93                             {
  94                                 mxItemSet->MergeValue(rSet.Get(nWhich), true);
  95                             }
  96                         }
  97
  98                         nWhich = aIter.NextWhich();
  99                     }
 100                 }
 101             }
 102
 103             // call parent
 104             return E3dProperties::GetMergedItemSet();
 105         }
 106
 107         void E3dSceneProperties::SetMergedItemSet(const SfxItemSet& rSet, bool bClearAllItems)
 108         {
 109             // Set SDRATTR_3DOBJ_ range at contained objects.
 110             const SdrObjList* pSub(static_cast<const E3dScene&>(GetSdrObject()).GetSubList());
 111             OSL_ENSURE(nullptr != pSub, "Children of SdrObject expected (!)");
 112             const size_t nCount(nullptr == pSub ? 0 : pSub->GetObjCount());
 113
 114             if(nCount)
 115             {
 116                 // Generate filtered ItemSet which contains all but the SDRATTR_3DSCENE items.
 117                 // #i50808# Leak fix, Clone produces a new instance and we get ownership here
 118                 std::unique_ptr<SfxItemSet> xNewSet(rSet.Clone());
 119
 120                 for(sal_uInt16 b(SDRATTR_3DSCENE_FIRST); b <= SDRATTR_3DSCENE_LAST; b++)
 121                 {
 122                     xNewSet->ClearItem(b);
 123                 }
 124
 125                 if(xNewSet->Count())
 126                 {
 127                     for(size_t a = 0; a < nCount; ++a)
 128                     {
 129                         SdrObject* pObj = pSub->GetObj(a);
 130
 131                         if(dynamic_cast<const E3dCompoundObject* >(pObj))
 132                         {
 133                             // set merged ItemSet at contained 3d object.
 134                             pObj->SetMergedItemSet(*xNewSet, bClearAllItems);
 135                         }
 136                     }
 137                 }
 138             }
 139
 140             // call parent. This will set items on local object, too.
 141             E3dProperties::SetMergedItemSet(rSet, bClearAllItems);
 142         }
 143
 144         void E3dSceneProperties::SetMergedItem(const SfxPoolItem& rItem)
 145         {
 146             const SdrObjList* pSub(static_cast<const E3dScene&>(GetSdrObject()).GetSubList());
 147             OSL_ENSURE(nullptr != pSub, "Children of SdrObject expected (!)");
 148             const size_t nCount(nullptr == pSub ? 0 : pSub->GetObjCount());
 149
 150             for(size_t a = 0; a < nCount; ++a)
 151             {
 152                 pSub->GetObj(a)->SetMergedItem(rItem);
 153             }
 154
 155             // #i43809# call parent. This will set items on local object, too.
 156             E3dProperties::SetMergedItem(rItem);
 157         }
 158
 159         void E3dSceneProperties::ClearMergedItem(const sal_uInt16 nWhich)
 160         {
 161             const SdrObjList* pSub(static_cast<const E3dScene&>(GetSdrObject()).GetSubList());
 162             OSL_ENSURE(nullptr != pSub, "Children of SdrObject expected (!)");
 163             const size_t nCount(nullptr == pSub ? 0 : pSub->GetObjCount());
 164
 165             for(size_t a = 0; a < nCount; ++a)
 166             {
 167                 pSub->GetObj(a)->ClearMergedItem(nWhich);
 168             }
 169
 170             // #i43809# call parent. This will clear items on local object, too.
 171             E3dProperties::ClearMergedItem(nWhich);
 172         }
 173
 174         void E3dSceneProperties::PostItemChange(const sal_uInt16 nWhich)
 175         {
 176             // call parent
 177             E3dProperties::PostItemChange(nWhich);
 178
 179             // local changes
 180             E3dScene& rObj = static_cast<E3dScene&>(GetSdrObject());
 181             rObj.StructureChanged();
 182
 183             switch(nWhich)
 184             {
 185                 case SDRATTR_3DSCENE_PERSPECTIVE            :
 186                 case SDRATTR_3DSCENE_DISTANCE               :
 187                 case SDRATTR_3DSCENE_FOCAL_LENGTH           :
 188                 {
 189                     // #83387#, #83391#
 190                     // one common function for the camera attributes
 191                     // since SetCamera() sets all three back to the ItemSet
 192                     Camera3D aSceneCam(rObj.GetCamera());
 193                     bool bChange(false);
 194
 195                     // for SDRATTR_3DSCENE_PERSPECTIVE:
 196                     if(aSceneCam.GetProjection() != rObj.GetPerspective())
 197                     {
 198                         aSceneCam.SetProjection(rObj.GetPerspective());
 199                         bChange = true;
 200                     }
 201
 202                     // for SDRATTR_3DSCENE_DISTANCE:
 203                     basegfx::B3DPoint aActualPosition(aSceneCam.GetPosition());
 204                     double fNew = rObj.GetDistance();
 205
 206                     if(fNew != aActualPosition.getZ())
 207                     {
 208                         aSceneCam.SetPosition(basegfx::B3DPoint(aActualPosition.getX(), aActualPosition.getY(), fNew));
 209                         bChange = true;
 210                     }
 211
 212                     // for SDRATTR_3DSCENE_FOCAL_LENGTH:
 213                     fNew = rObj.GetFocalLength() / 100.0;
 214
 215                     if(aSceneCam.GetFocalLength() != fNew)
 216                     {
 217                         aSceneCam.SetFocalLength(fNew);
 218                         bChange = true;
 219                     }
 220
 221                     // for all
 222                     if(bChange)
 223                     {
 224                         rObj.SetCamera(aSceneCam);
 225                     }
 226
 227                     break;
 228                 }
 229             }
 230         }
 231
 232         void E3dSceneProperties::SetStyleSheet(SfxStyleSheet* pNewStyleSheet, bool bDontRemoveHardAttr,
 233                 bool bBroadcast)
 234         {
 235             const SdrObjList* pSub(static_cast<const E3dScene&>(GetSdrObject()).GetSubList());
 236             OSL_ENSURE(nullptr != pSub, "Children of SdrObject expected (!)");
 237             const size_t nCount(nullptr == pSub ? 0 : pSub->GetObjCount());
 238
 239             for(size_t a = 0; a < nCount; ++a)
 240             {
 241                 if(bBroadcast)
 242                     pSub->GetObj(a)->SetStyleSheet(pNewStyleSheet, bDontRemoveHardAttr);
 243                 else
 244                     pSub->GetObj(a)->NbcSetStyleSheet(pNewStyleSheet, bDontRemoveHardAttr);
 245             }
 246         }
 247
 248         SfxStyleSheet* E3dSceneProperties::GetStyleSheet() const
 249         {
 250             SfxStyleSheet* pRetval = nullptr;
 251
 252             const SdrObjList* pSub(static_cast<const E3dScene&>(GetSdrObject()).GetSubList());
 253             OSL_ENSURE(nullptr != pSub, "Children of SdrObject expected (!)");
 254             const size_t nCount(nullptr == pSub ? 0 : pSub->GetObjCount());
 255
 256             for(size_t a = 0; a < nCount; ++a)
 257             {
 258                 SfxStyleSheet* pCandidate = pSub->GetObj(a)->GetStyleSheet();
 259
 260                 if(pRetval)
 261                 {
 262                     if(pCandidate != pRetval)
 263                     {
 264                         // different StyleSheelts, return none
 265                         return nullptr;
 266                     }
 267                 }
 268                 else
 269                 {
 270                     pRetval = pCandidate;
 271                 }
 272             }
 273
 274             return pRetval;
 275         }
 276
 277         void E3dSceneProperties::SetSceneItemsFromCamera()
 278         {
 279             // force ItemSet
 280             GetObjectItemSet();
 281
 282             E3dScene& rObj = static_cast<E3dScene&>(GetSdrObject());
 283             const Camera3D& aSceneCam(rObj.GetCamera());
 284
 285             // ProjectionType
 286             mxItemSet->Put(Svx3DPerspectiveItem(aSceneCam.GetProjection()));
 287
 288             // CamPos
 289             mxItemSet->Put(makeSvx3DDistanceItem(static_cast<sal_uInt32>(aSceneCam.GetPosition().getZ() + 0.5)));
 290
 291             // FocalLength
 292             mxItemSet->Put(makeSvx3DFocalLengthItem(static_cast<sal_uInt32>((aSceneCam.GetFocalLength() * 100.0) + 0.5)));
 293         }
 294 } // end of namespace
 295
 296 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */