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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   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   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(moItemSet)
  54             {
  55                 // filter for SDRATTR_3DSCENE_ items, only keep those items
  56                 SfxItemSetFixed<SDRATTR_3DSCENE_FIRST, SDRATTR_3DSCENE_LAST> aNew(*moItemSet->GetPool());
  57                 aNew.Put(*moItemSet);
  58                 moItemSet->ClearItem();
  59                 moItemSet->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
  71             if (pSub)
  72                 for (const rtl::Reference<SdrObject>& pObj : *pSub)
  73                 {
  74                     if(dynamic_cast<const E3dCompoundObject* >(pObj.get()))
  75                     {
  76                         const SfxItemSet& rSet = pObj->GetMergedItemSet();
  77                         SfxWhichIter aIter(rSet);
  78                         sal_uInt16 nWhich(aIter.FirstWhich());
  79
  80                         while(nWhich)
  81                         {
  82                             // Leave out the SDRATTR_3DSCENE_ range, this would only be double
  83                             // and always equal.
  84                             if(nWhich <= SDRATTR_3DSCENE_FIRST || nWhich >= SDRATTR_3DSCENE_LAST)
  85                             {
  86                                 if(SfxItemState::INVALID == aIter.GetItemState(false))
  87                                 {
  88                                     moItemSet->InvalidateItem(nWhich);
  89                                 }
  90                                 else
  91                                 {
  92                                     moItemSet->MergeValue(rSet.Get(nWhich));
  93                                 }
  94                             }
  95
  96                             nWhich = aIter.NextWhich();
  97                         }
  98                     }
  99                 }
 100
 101             // call parent
 102             return E3dProperties::GetMergedItemSet();
 103         }
 104
 105         void E3dSceneProperties::SetMergedItemSet(const SfxItemSet& rSet, bool bClearAllItems, bool bAdjustTextFrameWidthAndHeight)
 106         {
 107             // Set SDRATTR_3DOBJ_ range at contained objects.
 108             const SdrObjList* pSub(static_cast<const E3dScene&>(GetSdrObject()).GetSubList());
 109             OSL_ENSURE(nullptr != pSub, "Children of SdrObject expected (!)");
 110             const size_t nCount(nullptr == pSub ? 0 : pSub->GetObjCount());
 111
 112             if(nCount)
 113             {
 114                 // Generate filtered ItemSet which contains all but the SDRATTR_3DSCENE items.
 115                 // #i50808# Leak fix, Clone produces a new instance and we get ownership here
 116                 std::unique_ptr<SfxItemSet> xNewSet(rSet.Clone());
 117
 118                 for(sal_uInt16 b(SDRATTR_3DSCENE_FIRST); b <= SDRATTR_3DSCENE_LAST; b++)
 119                 {
 120                     xNewSet->ClearItem(b);
 121                 }
 122
 123                 if(xNewSet->Count())
 124                 {
 125                     for (const rtl::Reference<SdrObject>& pObj : *pSub)
 126                     {
 127                         if(dynamic_cast<const E3dCompoundObject* >(pObj.get()))
 128                         {
 129                             // set merged ItemSet at contained 3d object.
 130                             pObj->SetMergedItemSet(*xNewSet, bClearAllItems, bAdjustTextFrameWidthAndHeight);
 131                         }
 132                     }
 133                 }
 134             }
 135
 136             // call parent. This will set items on local object, too.
 137             E3dProperties::SetMergedItemSet(rSet, bClearAllItems, bAdjustTextFrameWidthAndHeight);
 138         }
 139
 140         void E3dSceneProperties::SetMergedItem(const SfxPoolItem& rItem)
 141         {
 142             const SdrObjList* pSub(static_cast<const E3dScene&>(GetSdrObject()).GetSubList());
 143             OSL_ENSURE(nullptr != pSub, "Children of SdrObject expected (!)");
 144             if (pSub)
 145                 for (const rtl::Reference<SdrObject>& pObj : *pSub)
 146                     pObj->SetMergedItem(rItem);
 147
 148             // #i43809# call parent. This will set items on local object, too.
 149             E3dProperties::SetMergedItem(rItem);
 150         }
 151
 152         void E3dSceneProperties::ClearMergedItem(const sal_uInt16 nWhich)
 153         {
 154             const SdrObjList* pSub(static_cast<const E3dScene&>(GetSdrObject()).GetSubList());
 155             OSL_ENSURE(nullptr != pSub, "Children of SdrObject expected (!)");
 156             if (pSub)
 157                 for (const rtl::Reference<SdrObject>& pObj : *pSub)
 158                     pObj->ClearMergedItem(nWhich);
 159
 160             // #i43809# call parent. This will clear items on local object, too.
 161             E3dProperties::ClearMergedItem(nWhich);
 162         }
 163
 164         void E3dSceneProperties::PostItemChange(const sal_uInt16 nWhich)
 165         {
 166             // call parent
 167             E3dProperties::PostItemChange(nWhich);
 168
 169             // local changes
 170             E3dScene& rObj = static_cast<E3dScene&>(GetSdrObject());
 171             rObj.StructureChanged();
 172
 173             switch(nWhich)
 174             {
 175                 case SDRATTR_3DSCENE_PERSPECTIVE            :
 176                 case SDRATTR_3DSCENE_DISTANCE               :
 177                 case SDRATTR_3DSCENE_FOCAL_LENGTH           :
 178                 {
 179                     // #83387#, #83391#
 180                     // one common function for the camera attributes
 181                     // since SetCamera() sets all three back to the ItemSet
 182                     Camera3D aSceneCam(rObj.GetCamera());
 183                     bool bChange(false);
 184
 185                     // for SDRATTR_3DSCENE_PERSPECTIVE:
 186                     if(aSceneCam.GetProjection() != rObj.GetPerspective())
 187                     {
 188                         aSceneCam.SetProjection(rObj.GetPerspective());
 189                         bChange = true;
 190                     }
 191
 192                     // for SDRATTR_3DSCENE_DISTANCE:
 193                     basegfx::B3DPoint aActualPosition(aSceneCam.GetPosition());
 194                     double fNew = rObj.GetDistance();
 195
 196                     if(fNew != aActualPosition.getZ())
 197                     {
 198                         aSceneCam.SetPosition(basegfx::B3DPoint(aActualPosition.getX(), aActualPosition.getY(), fNew));
 199                         bChange = true;
 200                     }
 201
 202                     // for SDRATTR_3DSCENE_FOCAL_LENGTH:
 203                     fNew = rObj.GetFocalLength() / 100.0;
 204
 205                     if(aSceneCam.GetFocalLength() != fNew)
 206                     {
 207                         aSceneCam.SetFocalLength(fNew);
 208                         bChange = true;
 209                     }
 210
 211                     // for all
 212                     if(bChange)
 213                     {
 214                         rObj.SetCamera(aSceneCam);
 215                     }
 216
 217                     break;
 218                 }
 219             }
 220         }
 221
 222         void E3dSceneProperties::SetStyleSheet(SfxStyleSheet* pNewStyleSheet, bool bDontRemoveHardAttr,
 223                 bool bBroadcast, bool bAdjustTextFrameWidthAndHeight)
 224         {
 225             const SdrObjList* pSub(static_cast<const E3dScene&>(GetSdrObject()).GetSubList());
 226             OSL_ENSURE(nullptr != pSub, "Children of SdrObject expected (!)");
 227             if (!pSub)
 228                 return;
 229             for (const rtl::Reference<SdrObject>& pObj : *pSub)
 230             {
 231                 if(bBroadcast)
 232                     pObj->SetStyleSheet(pNewStyleSheet, bDontRemoveHardAttr);
 233                 else
 234                     pObj->NbcSetStyleSheet(pNewStyleSheet, bDontRemoveHardAttr, bAdjustTextFrameWidthAndHeight);
 235             }
 236         }
 237
 238         SfxStyleSheet* E3dSceneProperties::GetStyleSheet() const
 239         {
 240             SfxStyleSheet* pRetval = nullptr;
 241
 242             const SdrObjList* pSub(static_cast<const E3dScene&>(GetSdrObject()).GetSubList());
 243             OSL_ENSURE(nullptr != pSub, "Children of SdrObject expected (!)");
 244             if (!pSub)
 245                 return pRetval;
 246             for (const rtl::Reference<SdrObject>& pObj : *pSub)
 247             {
 248                 SfxStyleSheet* pCandidate = pObj->GetStyleSheet();
 249
 250                 if(pRetval)
 251                 {
 252                     if(pCandidate != pRetval)
 253                     {
 254                         // different StyleSheelts, return none
 255                         return nullptr;
 256                     }
 257                 }
 258                 else
 259                 {
 260                     pRetval = pCandidate;
 261                 }
 262             }
 263
 264             return pRetval;
 265         }
 266
 267         void E3dSceneProperties::SetSceneItemsFromCamera()
 268         {
 269             // force ItemSet
 270             GetObjectItemSet();
 271
 272             E3dScene& rObj = static_cast<E3dScene&>(GetSdrObject());
 273             const Camera3D& aSceneCam(rObj.GetCamera());
 274
 275             // ProjectionType
 276             moItemSet->Put(Svx3DPerspectiveItem(aSceneCam.GetProjection()));
 277
 278             // CamPos
 279             moItemSet->Put(makeSvx3DDistanceItem(static_cast<sal_uInt32>(aSceneCam.GetPosition().getZ() + 0.5)));
 280
 281             // FocalLength
 282             moItemSet->Put(makeSvx3DFocalLengthItem(static_cast<sal_uInt32>((aSceneCam.GetFocalLength() * 100.0) + 0.5)));
 283         }
 284 } // end of namespace
 285
 286 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */