Line data Source code
1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
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 "SelectionHelper.hxx"
21 : #include "ObjectIdentifier.hxx"
22 : #include "macros.hxx"
23 : #include "DiagramHelper.hxx"
24 : #include "ChartModelHelper.hxx"
25 :
26 : #include <svx/svdpage.hxx>
27 : #include <svx/svditer.hxx>
28 : #include "svx/obj3d.hxx"
29 : #include <svx/svdopath.hxx>
30 : #include <vcl/svapp.hxx>
31 : #include <osl/mutex.hxx>
32 : #include <basegfx/point/b2dpoint.hxx>
33 : #include <com/sun/star/beans/XPropertySet.hpp>
34 :
35 : namespace chart
36 : {
37 : using namespace ::com::sun::star;
38 :
39 : namespace
40 : {
41 :
42 0 : OUString lcl_getObjectName( SdrObject* pObj )
43 : {
44 0 : if(pObj)
45 0 : return pObj->GetName();
46 0 : return OUString();
47 : }
48 :
49 0 : void impl_selectObject( SdrObject* pObjectToSelect, DrawViewWrapper& rDrawViewWrapper )
50 : {
51 0 : SolarMutexGuard aSolarGuard;
52 :
53 0 : if(pObjectToSelect)
54 : {
55 0 : SelectionHelper aSelectionHelper( pObjectToSelect );
56 0 : SdrObject* pMarkObj = aSelectionHelper.getObjectToMark();
57 0 : rDrawViewWrapper.setMarkHandleProvider(&aSelectionHelper);
58 0 : rDrawViewWrapper.MarkObject(pMarkObj);
59 0 : rDrawViewWrapper.setMarkHandleProvider(NULL);
60 0 : }
61 0 : }
62 :
63 : }//anonymous namespace
64 :
65 3166 : bool Selection::hasSelection()
66 : {
67 3166 : return m_aSelectedOID.isValid();
68 : }
69 :
70 0 : OUString Selection::getSelectedCID()
71 : {
72 0 : return m_aSelectedOID.getObjectCID();
73 : }
74 :
75 0 : uno::Reference< drawing::XShape > Selection::getSelectedAdditionalShape()
76 : {
77 0 : return m_aSelectedOID.getAdditionalShape();
78 : }
79 :
80 0 : bool Selection::setSelection( const OUString& rCID )
81 : {
82 0 : if ( !rCID.equals( m_aSelectedOID.getObjectCID() ) )
83 : {
84 0 : m_aSelectedOID = ObjectIdentifier( rCID );
85 0 : return true;
86 : }
87 0 : return false;
88 : }
89 :
90 0 : bool Selection::setSelection( const uno::Reference< drawing::XShape >& xShape )
91 : {
92 0 : if ( !( xShape == m_aSelectedOID.getAdditionalShape() ) )
93 : {
94 0 : clearSelection();
95 0 : m_aSelectedOID = ObjectIdentifier( xShape );
96 0 : return true;
97 : }
98 0 : return false;
99 : }
100 :
101 0 : void Selection::clearSelection()
102 : {
103 0 : m_aSelectedOID = ObjectIdentifier();
104 0 : m_aSelectedOID_beforeMouseDown = ObjectIdentifier();
105 0 : m_aSelectedOID_selectOnlyIfNoDoubleClickIsFollowing = ObjectIdentifier();
106 0 : }
107 :
108 0 : bool Selection::maybeSwitchSelectionAfterSingleClickWasEnsured()
109 : {
110 0 : if ( m_aSelectedOID_selectOnlyIfNoDoubleClickIsFollowing.isValid()
111 0 : && m_aSelectedOID_selectOnlyIfNoDoubleClickIsFollowing != m_aSelectedOID )
112 : {
113 0 : m_aSelectedOID = m_aSelectedOID_selectOnlyIfNoDoubleClickIsFollowing;
114 0 : m_aSelectedOID_selectOnlyIfNoDoubleClickIsFollowing = ObjectIdentifier();
115 0 : return true;
116 : }
117 0 : return false;
118 : }
119 :
120 0 : void Selection::resetPossibleSelectionAfterSingleClickWasEnsured()
121 : {
122 0 : if ( m_aSelectedOID_selectOnlyIfNoDoubleClickIsFollowing.isValid() )
123 : {
124 0 : m_aSelectedOID_selectOnlyIfNoDoubleClickIsFollowing = ObjectIdentifier();
125 : }
126 0 : }
127 :
128 0 : void Selection::remindSelectionBeforeMouseDown()
129 : {
130 0 : m_aSelectedOID_beforeMouseDown = m_aSelectedOID;
131 0 : }
132 :
133 0 : bool Selection::isSelectionDifferentFromBeforeMouseDown() const
134 : {
135 0 : return ( m_aSelectedOID != m_aSelectedOID_beforeMouseDown );
136 : }
137 :
138 0 : void Selection::applySelection( DrawViewWrapper* pDrawViewWrapper )
139 : {
140 0 : if( pDrawViewWrapper )
141 : {
142 : {
143 0 : SolarMutexGuard aSolarGuard;
144 0 : pDrawViewWrapper->UnmarkAll();
145 : }
146 0 : SdrObject* pObjectToSelect = 0;
147 0 : if ( m_aSelectedOID.isAutoGeneratedObject() )
148 : {
149 0 : pObjectToSelect = pDrawViewWrapper->getNamedSdrObject( m_aSelectedOID.getObjectCID() );
150 : }
151 0 : else if( m_aSelectedOID.isAdditionalShape() )
152 : {
153 0 : pObjectToSelect = DrawViewWrapper::getSdrObject( m_aSelectedOID.getAdditionalShape() );
154 : }
155 :
156 0 : impl_selectObject( pObjectToSelect, *pDrawViewWrapper );
157 : }
158 0 : }
159 :
160 0 : void Selection::adaptSelectionToNewPos( const Point& rMousePos, DrawViewWrapper* pDrawViewWrapper
161 : , bool bIsRightMouse, bool bWaitingForDoubleClick )
162 : {
163 0 : if( pDrawViewWrapper )
164 : {
165 : //do not toggel multiclick selection if right clicked on the selected object or waiting for double click
166 0 : bool bAllowMultiClickSelectionChange = !bIsRightMouse && !bWaitingForDoubleClick;
167 :
168 0 : ObjectIdentifier aLastSelectedObject( m_aSelectedOID );
169 :
170 0 : SolarMutexGuard aSolarGuard;
171 :
172 : //bAllowMultiClickSelectionChange==true -> a second click on the same object can lead to a changed selection (e.g. series -> single data point)
173 :
174 : //get object to select:
175 : {
176 0 : m_aSelectedOID_selectOnlyIfNoDoubleClickIsFollowing = ObjectIdentifier();
177 :
178 : //the search for the object to select starts with the hit object deepest in the grouping hierarchy (a leaf in the tree)
179 : //further we travel along the grouping hierarchy from child to parent
180 0 : SdrObject* pNewObj = pDrawViewWrapper->getHitObject(rMousePos);
181 0 : m_aSelectedOID = ObjectIdentifier( lcl_getObjectName( pNewObj ) );//name of pNewObj
182 :
183 : //ignore handle only objects for hit test
184 0 : while( pNewObj && m_aSelectedOID.getObjectCID().match( "HandlesOnly" ) )
185 : {
186 0 : pNewObj->SetMarkProtect(true);
187 0 : pNewObj = pDrawViewWrapper->getHitObject(rMousePos);
188 0 : m_aSelectedOID = ObjectIdentifier( lcl_getObjectName( pNewObj ) );
189 : }
190 :
191 : //accept only named objects while searching for the object to select
192 : //this call may change m_aSelectedOID
193 0 : if ( SelectionHelper::findNamedParent( pNewObj, m_aSelectedOID, true ) )
194 : {
195 : //if the so far found object is a multi click object further steps are necessary
196 0 : while( ObjectIdentifier::isMultiClickObject( m_aSelectedOID.getObjectCID() ) )
197 : {
198 0 : bool bSameObjectAsLastSelected = ( aLastSelectedObject == m_aSelectedOID );
199 0 : if( bSameObjectAsLastSelected )
200 : {
201 : //if the same child is clicked again don't go up further
202 0 : break;
203 : }
204 0 : if ( ObjectIdentifier::areSiblings( aLastSelectedObject.getObjectCID(), m_aSelectedOID.getObjectCID() ) )
205 : {
206 : //if a sibling of the last selected object is clicked don't go up further
207 0 : break;
208 : }
209 0 : ObjectIdentifier aLastChild = m_aSelectedOID;
210 0 : if ( !SelectionHelper::findNamedParent( pNewObj, m_aSelectedOID, false ) )
211 : {
212 : //take the one found so far
213 0 : break;
214 : }
215 : //if the last selected object is found don't go up further
216 : //but take the last child if selection change is allowed
217 0 : if ( aLastSelectedObject == m_aSelectedOID )
218 : {
219 0 : if( bAllowMultiClickSelectionChange )
220 : {
221 0 : m_aSelectedOID = aLastChild;
222 : }
223 : else
224 0 : m_aSelectedOID_selectOnlyIfNoDoubleClickIsFollowing = aLastChild;
225 0 : break;
226 : }
227 0 : }
228 :
229 : OSL_ENSURE(m_aSelectedOID.isValid(), "somehow lost selected object");
230 : }
231 : else
232 : {
233 : //maybe an additional shape was hit
234 0 : if ( pNewObj )
235 : {
236 0 : m_aSelectedOID = ObjectIdentifier( uno::Reference< drawing::XShape >( pNewObj->getUnoShape(), uno::UNO_QUERY ) );
237 : }
238 : else
239 : {
240 0 : m_aSelectedOID = ObjectIdentifier();
241 : }
242 : }
243 :
244 0 : if ( !m_aSelectedOID.isAdditionalShape() )
245 : {
246 0 : OUString aPageCID( ObjectIdentifier::createClassifiedIdentifier( OBJECTTYPE_PAGE, OUString() ) );//@todo read CID from model
247 :
248 0 : if ( !m_aSelectedOID.isAutoGeneratedObject() )
249 : {
250 0 : m_aSelectedOID = ObjectIdentifier( aPageCID );
251 : }
252 :
253 : //check whether the diagram was hit but not selected (e.g. because it has no filling):
254 0 : OUString aDiagramCID = ObjectIdentifier::createClassifiedIdentifier( OBJECTTYPE_DIAGRAM, OUString::number( 0 ) );
255 0 : OUString aWallCID( ObjectIdentifier::createClassifiedIdentifier( OBJECTTYPE_DIAGRAM_WALL, OUString() ) );//@todo read CID from model
256 0 : bool bBackGroundHit = m_aSelectedOID.getObjectCID().equals( aPageCID ) || m_aSelectedOID.getObjectCID().equals( aWallCID ) || !m_aSelectedOID.isAutoGeneratedObject();
257 0 : if( bBackGroundHit )
258 : {
259 : //todo: if more than one diagram is available in future do check the list of all diagrams here
260 0 : SdrObject* pDiagram = pDrawViewWrapper->getNamedSdrObject( aDiagramCID );
261 0 : if( pDiagram )
262 : {
263 0 : if( DrawViewWrapper::IsObjectHit( pDiagram, rMousePos ) )
264 : {
265 0 : m_aSelectedOID = ObjectIdentifier( aDiagramCID );
266 : }
267 : }
268 : }
269 : //check whether the legend was hit but not selected (e.g. because it has no filling):
270 0 : if( bBackGroundHit || m_aSelectedOID.getObjectCID().equals( aDiagramCID ) )
271 : {
272 0 : OUString aLegendCID( ObjectIdentifier::createClassifiedIdentifierForParticle( ObjectIdentifier::createParticleForLegend(0,0) ) );//@todo read CID from model
273 0 : SdrObject* pLegend = pDrawViewWrapper->getNamedSdrObject( aLegendCID );
274 0 : if( pLegend )
275 : {
276 0 : if( DrawViewWrapper::IsObjectHit( pLegend, rMousePos ) )
277 : {
278 0 : m_aSelectedOID = ObjectIdentifier( aLegendCID );
279 : }
280 0 : }
281 0 : }
282 : }
283 : }
284 :
285 0 : if ( bIsRightMouse && m_aSelectedOID_selectOnlyIfNoDoubleClickIsFollowing.isValid() )
286 : {
287 0 : m_aSelectedOID_selectOnlyIfNoDoubleClickIsFollowing = ObjectIdentifier();
288 0 : }
289 : }
290 0 : }
291 :
292 0 : bool Selection::isResizeableObjectSelected()
293 : {
294 0 : ObjectType eObjectType = m_aSelectedOID.getObjectType();
295 0 : switch( eObjectType )
296 : {
297 : case OBJECTTYPE_DIAGRAM:
298 : case OBJECTTYPE_DIAGRAM_WALL:
299 : case OBJECTTYPE_SHAPE:
300 : case OBJECTTYPE_LEGEND:
301 0 : return true;
302 : default:
303 0 : return false;
304 : }
305 : }
306 :
307 0 : bool Selection::isRotateableObjectSelected( const uno::Reference< frame::XModel >& xChartModel )
308 : {
309 0 : return SelectionHelper::isRotateableObject( m_aSelectedOID.getObjectCID(), xChartModel );
310 : }
311 :
312 0 : bool Selection::isDragableObjectSelected()
313 : {
314 0 : return m_aSelectedOID.isDragableObject();
315 : }
316 :
317 820 : bool Selection::isAdditionalShapeSelected() const
318 : {
319 820 : return m_aSelectedOID.isAdditionalShape();
320 : }
321 :
322 0 : bool SelectionHelper::findNamedParent( SdrObject*& pInOutObject
323 : , OUString& rOutName
324 : , bool bGivenObjectMayBeResult )
325 : {
326 0 : SolarMutexGuard aSolarGuard;
327 : //find the deepest named group
328 0 : SdrObject* pObj = pInOutObject;
329 0 : OUString aName;
330 0 : if( bGivenObjectMayBeResult )
331 0 : aName = lcl_getObjectName( pObj );
332 :
333 0 : while( pObj && !ObjectIdentifier::isCID( aName ) )
334 : {
335 0 : SdrObjList* pObjList = pObj->GetObjList();
336 0 : if( !pObjList )
337 0 : return false;
338 0 : SdrObject* pOwner = pObjList->GetOwnerObj();
339 0 : if( !pOwner )
340 0 : return false;
341 0 : pObj = pOwner;
342 0 : aName = lcl_getObjectName( pObj );
343 : }
344 :
345 0 : if(!pObj)
346 0 : return false;
347 0 : if(aName.isEmpty())
348 0 : return false;
349 :
350 0 : pInOutObject = pObj;
351 0 : rOutName = aName;
352 0 : return true;
353 : }
354 :
355 0 : bool SelectionHelper::findNamedParent( SdrObject*& pInOutObject
356 : , ObjectIdentifier& rOutObject
357 : , bool bGivenObjectMayBeResult )
358 : {
359 0 : OUString aName;
360 0 : if ( findNamedParent( pInOutObject, aName, bGivenObjectMayBeResult ) )
361 : {
362 0 : rOutObject = ObjectIdentifier( aName );
363 0 : return true;
364 : }
365 0 : return false;
366 : }
367 :
368 0 : bool SelectionHelper::isDragableObjectHitTwice( const Point& rMPos
369 : , const OUString& rNameOfSelectedObject
370 : , const DrawViewWrapper& rDrawViewWrapper )
371 : {
372 0 : if(rNameOfSelectedObject.isEmpty())
373 0 : return false;
374 0 : if( !ObjectIdentifier::isDragableObject(rNameOfSelectedObject) )
375 0 : return false;
376 0 : SolarMutexGuard aSolarGuard;
377 0 : SdrObject* pObj = rDrawViewWrapper.getNamedSdrObject( rNameOfSelectedObject );
378 0 : if( !DrawViewWrapper::IsObjectHit( pObj, rMPos ) )
379 0 : return false;
380 0 : return true;
381 : }
382 :
383 0 : OUString SelectionHelper::getHitObjectCID(
384 : const Point& rMPos,
385 : DrawViewWrapper& rDrawViewWrapper,
386 : bool bGetDiagramInsteadOf_Wall )
387 : {
388 : // //- solar mutex
389 0 : SolarMutexGuard aSolarGuard;
390 0 : OUString aRet;
391 :
392 0 : SdrObject* pNewObj = rDrawViewWrapper.getHitObject(rMPos);
393 0 : aRet = lcl_getObjectName( pNewObj );//name of pNewObj
394 :
395 : //ignore handle only objects for hit test
396 0 : while( pNewObj && aRet.match("HandlesOnly") )
397 : {
398 0 : pNewObj->SetMarkProtect(true);
399 0 : pNewObj = rDrawViewWrapper.getHitObject(rMPos);
400 0 : aRet = lcl_getObjectName( pNewObj );
401 : }
402 :
403 : //accept only named objects while searching for the object to select
404 0 : if( !findNamedParent( pNewObj, aRet, true ) )
405 : {
406 0 : aRet.clear();
407 : }
408 :
409 0 : OUString aPageCID( ObjectIdentifier::createClassifiedIdentifier( OBJECTTYPE_PAGE, OUString() ) );//@todo read CID from model
410 : //get page when nothing was hit
411 0 : if( aRet.isEmpty() && !pNewObj )
412 : {
413 0 : aRet = aPageCID;
414 : }
415 :
416 : //get diagram instead wall or page if hit inside diagram
417 0 : if( !aRet.isEmpty() )
418 : {
419 0 : if( aRet.equals( aPageCID ) )
420 : {
421 0 : OUString aDiagramCID = ObjectIdentifier::createClassifiedIdentifier( OBJECTTYPE_DIAGRAM, OUString::number( 0 ) );
422 : //todo: if more than one diagram is available in future do check the list of all diagrams here
423 0 : SdrObject* pDiagram = rDrawViewWrapper.getNamedSdrObject( aDiagramCID );
424 0 : if( pDiagram )
425 : {
426 0 : if( DrawViewWrapper::IsObjectHit( pDiagram, rMPos ) )
427 : {
428 0 : aRet = aDiagramCID;
429 : }
430 0 : }
431 : }
432 0 : else if( bGetDiagramInsteadOf_Wall )
433 : {
434 0 : OUString aWallCID( ObjectIdentifier::createClassifiedIdentifier( OBJECTTYPE_DIAGRAM_WALL, OUString() ) );//@todo read CID from model
435 :
436 0 : if( aRet.equals( aWallCID ) )
437 : {
438 0 : OUString aDiagramCID = ObjectIdentifier::createClassifiedIdentifier( OBJECTTYPE_DIAGRAM, OUString::number( 0 ) );
439 0 : aRet = aDiagramCID;
440 0 : }
441 : }
442 : }
443 :
444 0 : return aRet;
445 : // \\- solar mutex
446 : }
447 :
448 0 : bool SelectionHelper::isRotateableObject( const OUString& rCID
449 : , const uno::Reference< frame::XModel >& xChartModel )
450 : {
451 0 : if( !ObjectIdentifier::isRotateableObject( rCID ) )
452 0 : return false;
453 :
454 0 : sal_Int32 nDimensionCount = DiagramHelper::getDimension( ChartModelHelper::findDiagram( xChartModel ) );
455 :
456 0 : if( nDimensionCount == 3 )
457 0 : return true;
458 0 : return false;
459 : }
460 :
461 0 : SelectionHelper::SelectionHelper( SdrObject* pSelectedObj )
462 0 : : m_pSelectedObj( pSelectedObj ), m_pMarkObj(NULL)
463 : {
464 :
465 0 : }
466 0 : SelectionHelper::~SelectionHelper()
467 : {
468 0 : }
469 :
470 0 : bool SelectionHelper::getFrameDragSingles()
471 : {
472 0 : bool bFrameDragSingles = true;//true == green == surrounding handles
473 0 : if( m_pSelectedObj && m_pSelectedObj->ISA(E3dObject) )
474 0 : bFrameDragSingles = false;
475 0 : return bFrameDragSingles;
476 : }
477 :
478 0 : SdrObject* SelectionHelper::getMarkHandlesObject( SdrObject* pObj )
479 : {
480 0 : if(!pObj)
481 0 : return 0;
482 0 : OUString aName( lcl_getObjectName( pObj ) );
483 0 : if( aName.match("MarkHandles") || aName.match("HandlesOnly") )
484 0 : return pObj;
485 0 : if( !aName.isEmpty() )//dont't get the markhandles of a different object
486 0 : return 0;
487 :
488 : //search for a child with name "MarkHandles" or "HandlesOnly"
489 0 : SolarMutexGuard aSolarGuard;
490 0 : SdrObjList* pSubList = pObj->GetSubList();
491 0 : if(pSubList)
492 : {
493 0 : SdrObjListIter aIterator(*pSubList, IM_FLAT);
494 0 : while (aIterator.IsMore())
495 : {
496 0 : SdrObject* pMarkHandles = SelectionHelper::getMarkHandlesObject( aIterator.Next() );
497 0 : if( pMarkHandles )
498 0 : return pMarkHandles;
499 0 : }
500 : }
501 0 : return 0;
502 : }
503 :
504 0 : SdrObject* SelectionHelper::getObjectToMark()
505 : {
506 : //return the selected object itself
507 : //or a specific other object if that exsists
508 0 : SdrObject* pObj = m_pSelectedObj;
509 0 : m_pMarkObj = pObj;
510 :
511 : //search for a child with name "MarkHandles" or "HandlesOnly"
512 0 : if(pObj)
513 : {
514 0 : SolarMutexGuard aSolarGuard;
515 0 : SdrObjList* pSubList = pObj->GetSubList();
516 0 : if(pSubList)
517 : {
518 0 : SdrObjListIter aIterator(*pSubList, IM_FLAT);
519 0 : while (aIterator.IsMore())
520 : {
521 0 : SdrObject* pMarkHandles = SelectionHelper::getMarkHandlesObject( aIterator.Next() );
522 0 : if( pMarkHandles )
523 : {
524 0 : m_pMarkObj = pMarkHandles;
525 0 : break;
526 : }
527 0 : }
528 0 : }
529 : }
530 0 : return m_pMarkObj;
531 : }
532 :
533 0 : E3dScene* SelectionHelper::getSceneToRotate( SdrObject* pObj )
534 : {
535 : //search whether the object or one of its children is a 3D object
536 : //if so, return the accessory 3DScene
537 :
538 0 : E3dObject* pRotateable = 0;
539 :
540 0 : if(pObj)
541 : {
542 0 : pRotateable = dynamic_cast<E3dObject*>(pObj);
543 0 : if( !pRotateable )
544 : {
545 0 : SolarMutexGuard aSolarGuard;
546 0 : SdrObjList* pSubList = pObj->GetSubList();
547 0 : if(pSubList)
548 : {
549 0 : SdrObjListIter aIterator(*pSubList, IM_DEEPWITHGROUPS);
550 0 : while( aIterator.IsMore() && !pRotateable )
551 : {
552 0 : SdrObject* pSubObj = aIterator.Next();
553 0 : pRotateable = dynamic_cast<E3dObject*>(pSubObj);
554 0 : }
555 0 : }
556 : }
557 : }
558 :
559 0 : E3dScene* pScene = 0;
560 0 : if(pRotateable)
561 : {
562 0 : SolarMutexGuard aSolarGuard;
563 0 : pScene = pRotateable->GetScene();
564 : }
565 0 : return pScene;
566 :
567 : }
568 :
569 0 : bool SelectionHelper::getMarkHandles( SdrHdlList& rHdlList )
570 : {
571 0 : SolarMutexGuard aSolarGuard;
572 :
573 : //@todo -> more flexible handle creation
574 : //2 scenarios possible:
575 : //1. add an additional invisible shape as a child to the selected object
576 : //this child needs to be named somehow and handles need to be generated therefrom ...
577 : //or 2. offer a central service per view where renderer and so can register for handle creation for a special shape
578 : //.. or 3. feature from drawinglayer to create handles for each shape ... (bad performance ... ?) ?
579 :
580 : //scenario 1 is now used:
581 : //if a child with name MarkHandles exsists
582 : //this child is marked instead of the logical selected object
583 :
584 : /*
585 : //if a special mark object was found
586 : //that object should be used for marking only
587 : if( m_pMarkObj != m_pSelectedObj)
588 : return false;
589 : */
590 : //if a special mark object was found
591 : //that object should be used to create handles from
592 0 : if( m_pMarkObj && m_pMarkObj != m_pSelectedObj)
593 : {
594 0 : rHdlList.Clear();
595 0 : if( m_pMarkObj->ISA(SdrPathObj) )
596 : {
597 : //if th object is a polygon
598 : //from each point a handle is generated
599 0 : const ::basegfx::B2DPolyPolygon& rPolyPolygon = static_cast<SdrPathObj*>(m_pMarkObj)->GetPathPoly();
600 0 : for( sal_uInt32 nN = 0L; nN < rPolyPolygon.count(); nN++)
601 : {
602 0 : const ::basegfx::B2DPolygon aPolygon(rPolyPolygon.getB2DPolygon(nN));
603 0 : for( sal_uInt32 nM = 0L; nM < aPolygon.count(); nM++)
604 : {
605 0 : const ::basegfx::B2DPoint aPoint(aPolygon.getB2DPoint(nM));
606 0 : SdrHdl* pHdl = new SdrHdl(Point(basegfx::fround(aPoint.getX()), basegfx::fround(aPoint.getY())), HDL_POLY);
607 0 : rHdlList.AddHdl(pHdl);
608 0 : }
609 0 : }
610 0 : return true;
611 : }
612 : else
613 0 : return false; //use the special MarkObject for marking
614 : }
615 :
616 : //@todo:
617 : //add and document good marking defaults ...
618 :
619 0 : rHdlList.Clear();
620 :
621 0 : SdrObject* pObj = m_pSelectedObj;
622 0 : if(!pObj)
623 0 : return false;
624 0 : SdrObjList* pSubList = pObj->GetSubList();
625 0 : if( !pSubList )//no group object !pObj->IsGroupObject()
626 0 : return false;
627 :
628 0 : OUString aName( lcl_getObjectName( pObj ) );
629 0 : ObjectType eObjectType( ObjectIdentifier::getObjectType( aName ) );
630 0 : if( OBJECTTYPE_DATA_POINT == eObjectType
631 0 : || OBJECTTYPE_DATA_LABEL == eObjectType
632 0 : || OBJECTTYPE_LEGEND_ENTRY == eObjectType
633 0 : || OBJECTTYPE_AXIS_UNITLABEL == eObjectType )
634 : {
635 0 : return false;
636 : }
637 :
638 0 : SdrObjListIter aIterator(*pSubList, IM_FLAT);
639 :
640 0 : while (aIterator.IsMore())
641 : {
642 0 : SdrObject* pSubObj = aIterator.Next();
643 0 : if( OBJECTTYPE_DATA_SERIES == eObjectType )
644 : {
645 0 : OUString aSubName( lcl_getObjectName( pSubObj ) );
646 0 : ObjectType eSubObjectType( ObjectIdentifier::getObjectType( aSubName ) );
647 0 : if( eSubObjectType!=OBJECTTYPE_DATA_POINT )
648 0 : return false;
649 : }
650 :
651 0 : Point aPos = pSubObj->GetCurrentBoundRect().Center();
652 0 : SdrHdl* pHdl = new SdrHdl(aPos,HDL_POLY);
653 0 : rHdlList.AddHdl(pHdl);
654 : }
655 0 : return true;
656 : }
657 :
658 57 : } //namespace chart
659 :
660 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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