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