1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 #ifndef _NDGRF_HXX 24 #define _NDGRF_HXX 25 #include <sfx2/lnkbase.hxx> 26 #include <svtools/grfmgr.hxx> 27 #include <ndnotxt.hxx> 28 #include <com/sun/star/embed/XStorage.hpp> 29 #include <boost/shared_ptr.hpp> 30 #include <boost/weak_ptr.hpp> 31 class SwAsyncRetrieveInputStreamThreadConsumer; 32 33 class SwGrfFmtColl; 34 class SwDoc; 35 class GraphicAttr; 36 class SvStorage; 37 38 39 class SW_DLLPUBLIC SwGrfNode: public SwNoTxtNode 40 { 41 friend class SwNodes; 42 43 GraphicObject maGrfObj; 44 GraphicObject* mpReplacementGraphic; 45 ::sfx2::SvBaseLinkRef refLink; // falls Grafik nur als Link, dann Pointer gesetzt 46 Size nGrfSize; 47 sal_Bool bInSwapIn :1; 48 49 sal_Bool bGrafikArrived :1; 50 sal_Bool bChgTwipSize :1; 51 sal_Bool bChgTwipSizeFromPixel :1; 52 sal_Bool bLoadLowResGrf :1; 53 sal_Bool bFrameInPaint :1; // Um Start-/EndActions im Paint (ueber SwapIn zu verhindern. 54 sal_Bool bScaleImageMap :1; // Image-Map in SetTwipSize skalieren 55 56 boost::shared_ptr< SwAsyncRetrieveInputStreamThreadConsumer > mpThreadConsumer; 57 bool mbLinkedInputStreamReady; 58 com::sun::star::uno::Reference<com::sun::star::io::XInputStream> mxInputStream; 59 sal_Bool mbIsStreamReadOnly; 60 61 SwGrfNode( const SwNodeIndex& rWhere, 62 const String& rGrfName, const String& rFltName, 63 const Graphic* pGraphic, 64 SwGrfFmtColl* pGrfColl, 65 SwAttrSet* pAutoAttr = 0 ); 66 // Ctor fuer Einlesen (SW/G) ohne Grafik 67 SwGrfNode( const SwNodeIndex& rWhere, 68 const String& rGrfName, const String& rFltName, 69 SwGrfFmtColl* pGrfColl, 70 SwAttrSet* pAutoAttr = 0 ); 71 SwGrfNode( const SwNodeIndex& rWhere, 72 const GraphicObject& rGrfObj, 73 SwGrfFmtColl* pGrfColl, 74 SwAttrSet* pAutoAttr = 0 ); 75 76 void InsertLink( const String& rGrfName, const String& rFltName ); 77 sal_Bool ImportGraphic( SvStream& rStrm ); 78 void _GetStreamStorageNames( String& rStrmName, String& rStgName ) const; 79 void DelStreamName(); 80 DECL_LINK( SwapGraphic, GraphicObject* ); 81 82 /** helper method to determine stream for the embedded graphic. 83 84 OD 2005-05-04 #i48434# 85 Important note: caller of this method has to handle the thrown exceptions 86 OD, MAV 2005-08-17 #i53025# 87 Storage, which should contain the stream of the embedded graphic, is 88 provided via parameter. Otherwise the returned stream will be closed 89 after the the method returns, because its parent stream is closed and deleted. 90 Proposed name of embedded graphic stream is also provided by parameter. 91 92 @author OD 93 94 @param _refPics 95 input parameter - reference to storage, which should contain the 96 embedded graphic stream. 97 98 @param _aStrmName 99 input parameter - proposed name of the embedded graphic stream. 100 101 @return SvStream* 102 new created stream of the embedded graphic, which has to be destroyed 103 after its usage. Could be NULL, if the stream isn't found. 104 */ 105 SvStream* _GetStreamForEmbedGrf( 106 const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >& _refPics, 107 String& _aStrmName ) const; 108 109 /** helper method to get a substorage of the document storage for readonly access. 110 111 OD, MAV 2005-08-17 #i53025# 112 A substorage with the specified name will be opened readonly. If the provided 113 name is empty the root storage will be returned. 114 115 @param _aStgName 116 input parameter - name of substorage. Can be empty. 117 118 @return XStorage 119 reference to substorage or the root storage 120 */ 121 ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage > _GetDocSubstorageOrRoot( 122 const String& aStgName ) const; 123 124 public: 125 virtual ~SwGrfNode(); 126 const Graphic& GetGrf() const { return maGrfObj.GetGraphic(); } 127 const GraphicObject& GetGrfObj() const { return maGrfObj; } 128 const GraphicObject* GetReplacementGrfObj() const; 129 virtual SwCntntNode *SplitCntntNode( const SwPosition & ); 130 131 /// isolated only way to set GraphicObject to allow more actions when doing so 132 void SetGraphic(const Graphic& rGraphic, const String& rLink); 133 134 /// wrappers for non-const calls at GraphicObject 135 void ReleaseGraphicFromCache() { maGrfObj.ReleaseFromCache(); } 136 void StartGraphicAnimation(OutputDevice* pOut, const Point& rPt, const Size& rSz, long nExtraData = 0, const GraphicAttr* pAttr = NULL, sal_uLong nFlags = GRFMGR_DRAW_STANDARD, OutputDevice* pFirstFrameOutDev = NULL) { maGrfObj.StartAnimation(pOut, rPt, rSz, nExtraData, pAttr, nFlags, pFirstFrameOutDev); } 137 void StopGraphicAnimation(OutputDevice* pOut = NULL, long nExtraData = 0) { maGrfObj.StopAnimation(pOut, nExtraData); } 138 139 /// allow reaction on change of content of GraphicObject, so always call 140 /// when GraphicObject content changes 141 void onGraphicChanged(); 142 143 virtual Size GetTwipSize() const; 144 #ifndef _FESHVIEW_ONLY_INLINE_NEEDED 145 void SetTwipSize( const Size& rSz ); 146 147 sal_Bool IsTransparent() const; 148 149 inline sal_Bool IsAnimated() const { return maGrfObj.IsAnimated(); } 150 151 inline sal_Bool IsChgTwipSize() const { return bChgTwipSize; } 152 inline sal_Bool IsChgTwipSizeFromPixel() const { return bChgTwipSizeFromPixel; } 153 inline void SetChgTwipSize( sal_Bool b, sal_Bool bFromPx=sal_False ) { bChgTwipSize = b; bChgTwipSizeFromPixel = bFromPx; } 154 155 inline sal_Bool IsGrafikArrived() const { return bGrafikArrived; } 156 inline void SetGrafikArrived( sal_Bool b ) { bGrafikArrived = b; } 157 158 inline sal_Bool IsFrameInPaint() const { return bFrameInPaint; } 159 inline void SetFrameInPaint( sal_Bool b ) { bFrameInPaint = b; } 160 161 inline sal_Bool IsScaleImageMap() const { return bScaleImageMap; } 162 inline void SetScaleImageMap( sal_Bool b ) { bScaleImageMap = b; } 163 #endif 164 // steht in ndcopy.cxx 165 virtual SwCntntNode* MakeCopy( SwDoc*, const SwNodeIndex& ) const; 166 #ifndef _FESHVIEW_ONLY_INLINE_NEEDED 167 168 // erneutes Einlesen, falls Graphic nicht Ok ist. Die 169 // aktuelle wird durch die neue ersetzt. 170 sal_Bool ReRead( const String& rGrfName, const String& rFltName, 171 const Graphic* pGraphic = 0, 172 const GraphicObject* pGrfObj = 0, 173 sal_Bool bModify = sal_True ); 174 // Laden der Grafik unmittelbar vor der Anzeige 175 short SwapIn( sal_Bool bWaitForData = sal_False ); 176 // Entfernen der Grafik, um Speicher freizugeben 177 short SwapOut(); 178 179 sal_Bool HasEmbeddedStreamName() const { return maGrfObj.HasUserData(); } 180 // applying new stream name for embedded graphic - needed as saving the document might change this stream name 181 void ApplyNewEmbeddedStreamName( const String& r ) 182 { 183 maGrfObj.SetUserData( r ); 184 } 185 186 // is this node selected by any shell? 187 sal_Bool IsSelected() const; 188 #endif 189 190 // Der Grafik sagen, dass sich der Node im Undobereich befindet 191 virtual sal_Bool SavePersistentData(); 192 virtual sal_Bool RestorePersistentData(); 193 194 #ifndef _FESHVIEW_ONLY_INLINE_NEEDED 195 // Abfrage der Link-Daten 196 sal_Bool IsGrfLink() const { return refLink.Is(); } 197 inline sal_Bool IsLinkedFile() const; 198 inline sal_Bool IsLinkedDDE() const; 199 ::sfx2::SvBaseLinkRef GetLink() const { return refLink; } 200 sal_Bool GetFileFilterNms( String* pFileNm, String* pFilterNm ) const; 201 void ReleaseLink(); 202 203 // Skalieren einer Image-Map: Die Image-Map wird um den Faktor 204 // zwischen Grafik-Groesse und Rahmen-Groesse vergroessert/verkleinert 205 void ScaleImageMap(); 206 207 // returns the with our graphic attributes filled Graphic-Attr-Structure 208 GraphicAttr& GetGraphicAttr( GraphicAttr&, const SwFrm* pFrm ) const; 209 210 #endif 211 boost::weak_ptr< SwAsyncRetrieveInputStreamThreadConsumer > GetThreadConsumer(); 212 bool IsLinkedInputStreamReady() const; 213 void TriggerAsyncRetrieveInputStream(); 214 void ApplyInputStream( 215 com::sun::star::uno::Reference<com::sun::star::io::XInputStream> xInputStream, 216 const sal_Bool bIsStreamReadOnly ); 217 void UpdateLinkWithInputStream(); 218 bool IsAsyncRetrieveInputStreamPossible() const; 219 }; 220 221 222 // ---------------------------------------------------------------------- 223 // Inline Metoden aus Node.hxx - erst hier ist der TxtNode bekannt !! 224 inline SwGrfNode *SwNode::GetGrfNode() 225 { 226 return ND_GRFNODE == nNodeType ? (SwGrfNode*)this : 0; 227 } 228 inline const SwGrfNode *SwNode::GetGrfNode() const 229 { 230 return ND_GRFNODE == nNodeType ? (const SwGrfNode*)this : 0; 231 } 232 233 #ifndef _FESHVIEW_ONLY_INLINE_NEEDED 234 inline sal_Bool SwGrfNode::IsLinkedFile() const 235 { 236 return refLink.Is() && OBJECT_CLIENT_GRF == refLink->GetObjType(); 237 } 238 inline sal_Bool SwGrfNode::IsLinkedDDE() const 239 { 240 return refLink.Is() && OBJECT_CLIENT_DDE == refLink->GetObjType(); 241 } 242 #endif 243 244 245 #endif 246