summaryrefslogtreecommitdiffstats
path: root/svx/source/svdraw/svdmrkv1.cxx
blob: 9c732262bcc901266770f20a04be8a94ace8a279 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */


#include <svx/svdmrkv.hxx>
#include <svx/svdpagv.hxx>
#include <osl/diagnose.h>


// Point Selection


bool SdrMarkView::HasMarkablePoints() const
{
    ForceUndirtyMrkPnt();
    bool bRet=false;
    if (!ImpIsFrameHandles()) {
        const size_t nMarkCount=GetMarkedObjectCount();
        if (nMarkCount<=static_cast<size_t>(mnFrameHandlesLimit)) {
            for (size_t nMarkNum=0; nMarkNum<nMarkCount && !bRet; ++nMarkNum) {
                const SdrMark* pM=GetSdrMarkByIndex(nMarkNum);
                const SdrObject* pObj=pM->GetMarkedSdrObj();
                bRet=pObj->IsPolyObj();
            }
        }
    }
    return bRet;
}

sal_Int32 SdrMarkView::GetMarkablePointCount() const
{
    ForceUndirtyMrkPnt();
    sal_Int32 nCount=0;
    if (!ImpIsFrameHandles()) {
        const size_t nMarkCount=GetMarkedObjectCount();
        if (nMarkCount<=static_cast<size_t>(mnFrameHandlesLimit)) {
            for (size_t nMarkNum=0; nMarkNum<nMarkCount; ++nMarkNum) {
                const SdrMark* pM=GetSdrMarkByIndex(nMarkNum);
                const SdrObject* pObj=pM->GetMarkedSdrObj();
                if (pObj->IsPolyObj()) {
                    nCount+=pObj->GetPointCount();
                }
            }
        }
    }
    return nCount;
}

bool SdrMarkView::HasMarkedPoints() const
{
    ForceUndirtyMrkPnt();
    bool bRet=false;
    if (!ImpIsFrameHandles()) {
        const size_t nMarkCount=GetMarkedObjectCount();
        if (nMarkCount<=static_cast<size_t>(mnFrameHandlesLimit)) {
            for (size_t nMarkNum=0; nMarkNum<nMarkCount && !bRet; ++nMarkNum) {
                const SdrMark* pM=GetSdrMarkByIndex(nMarkNum);
                const SdrUShortCont& rPts = pM->GetMarkedPoints();
                bRet = !rPts.empty();
            }
        }
    }
    return bRet;
}

bool SdrMarkView::IsPointMarkable(const SdrHdl& rHdl) const
{
    return !ImpIsFrameHandles() && !rHdl.IsPlusHdl() && rHdl.GetKind()!=SdrHdlKind::Glue && rHdl.GetKind()!=SdrHdlKind::SmartTag && rHdl.GetObj()!=nullptr && rHdl.GetObj()->IsPolyObj();
}

bool SdrMarkView::MarkPointHelper(SdrHdl* pHdl, SdrMark* pMark, bool bUnmark)
{
    return ImpMarkPoint( pHdl, pMark, bUnmark );
}

bool SdrMarkView::ImpMarkPoint(SdrHdl* pHdl, SdrMark* pMark, bool bUnmark)
{
    if (pHdl==nullptr || pHdl->IsPlusHdl() || pHdl->GetKind()==SdrHdlKind::Glue)
        return false;

    if (pHdl->IsSelected() != bUnmark)
        return false;

    SdrObject* pObj=pHdl->GetObj();
    if (pObj==nullptr || !pObj->IsPolyObj())
        return false;

    if (pMark==nullptr)
    {
        const size_t nMarkNum=TryToFindMarkedObject(pObj);
        if (nMarkNum==SAL_MAX_SIZE)
            return false;
        pMark=GetSdrMarkByIndex(nMarkNum);
    }
    const sal_uInt32 nHdlNum(pHdl->GetObjHdlNum());
    SdrUShortCont& rPts=pMark->GetMarkedPoints();
    if (!bUnmark)
    {
        rPts.insert(static_cast<sal_uInt16>(nHdlNum));
    }
    else
    {
        SdrUShortCont::const_iterator it = rPts.find( static_cast<sal_uInt16>(nHdlNum) );
        if (it != rPts.end())
        {
            rPts.erase(it);
        }
        else
        {
            return false; // error case!
        }
    }

    pHdl->SetSelected(!bUnmark);
    if (!mbPlusHdlAlways)
    {
        if (!bUnmark)
        {
            SdrHdlList plusList(nullptr);
            pObj->AddToPlusHdlList(plusList, *pHdl);
            sal_uInt32 nCount(plusList.GetHdlCount());
            for (sal_uInt32 i=0; i<nCount; i++)
            {
                SdrHdl* pPlusHdl=plusList.GetHdl(i);
                pPlusHdl->SetObj(pObj);
                pPlusHdl->SetPageView(pMark->GetPageView());
                pPlusHdl->SetPlusHdl(true);
            }
            plusList.MoveTo(maHdlList);
        }
        else
        {
            for (size_t i = maHdlList.GetHdlCount(); i>0;)
            {
                --i;
                SdrHdl* pPlusHdl=maHdlList.GetHdl(i);
                if (pPlusHdl->IsPlusHdl() && pPlusHdl->GetSourceHdlNum()==nHdlNum)
                {
                    maHdlList.RemoveHdl(i);
                }
            }
        }
    }

    maHdlList.Sort();

    return true;
}


bool SdrMarkView::MarkPoint(SdrHdl& rHdl, bool bUnmark)
{
    ForceUndirtyMrkPnt();
    bool bRet=false;
    const SdrObject* pObj=rHdl.GetObj();
    if (IsPointMarkable(rHdl) && rHdl.IsSelected()==bUnmark) {
        const size_t nMarkNum=TryToFindMarkedObject(pObj);
        if (nMarkNum!=SAL_MAX_SIZE) {
            SdrMark* pM=GetSdrMarkByIndex(nMarkNum);
            if (ImpMarkPoint(&rHdl,pM,bUnmark)) {
                MarkListHasChanged();
                bRet=true;
            }
        }
    }

    return bRet;
}

bool SdrMarkView::MarkPoints(const tools::Rectangle* pRect, bool bUnmark)
{
    ForceUndirtyMrkPnt();
    bool bChgd=false;
    SortMarkedObjects();
    const SdrObject* pObj0=nullptr;
    const SdrPageView* pPV0=nullptr;
    SdrMark* pM=nullptr;
    maHdlList.Sort();
    const size_t nHdlCnt=maHdlList.GetHdlCount();
    for (size_t nHdlNum=nHdlCnt; nHdlNum>0;) {
        --nHdlNum;
        SdrHdl* pHdl=maHdlList.GetHdl(nHdlNum);
        if (IsPointMarkable(*pHdl) && pHdl->IsSelected()==bUnmark) {
            const SdrObject* pObj=pHdl->GetObj();
            const SdrPageView* pPV=pHdl->GetPageView();
            if (pObj!=pObj0 || pPV!=pPV0 || pM==nullptr) { // This section is for optimization,
                const size_t nMarkNum=TryToFindMarkedObject(pObj);  // so ImpMarkPoint() doesn't always
                if (nMarkNum!=SAL_MAX_SIZE) { // have to search the object in the MarkList.
                    pM=GetSdrMarkByIndex(nMarkNum);
                    pObj0=pObj;
                    pPV0=pPV;
                } else {
#ifdef DBG_UTIL
                    if (pObj->IsInserted()) {
                        OSL_FAIL("SdrMarkView::MarkPoints(const Rectangle* pRect): Selected object not found.");
                    }
#endif
                    pM=nullptr;
                }
            }
            Point aPos(pHdl->GetPos());
            if (pM!=nullptr && (pRect==nullptr || pRect->Contains(aPos))) {
                if (ImpMarkPoint(pHdl,pM,bUnmark)) bChgd=true;
            }
        }
    }
    if (bChgd) {
        MarkListHasChanged();
    }

    return bChgd;
}

void SdrMarkView::MarkNextPoint()
{
    ForceUndirtyMrkPnt();
    SortMarkedObjects();
}

const tools::Rectangle& SdrMarkView::GetMarkedPointsRect() const
{
    ForceUndirtyMrkPnt();
    if (mbMarkedPointsRectsDirty) ImpSetPointsRects();
    return maMarkedPointsRect;
}

void SdrMarkView::SetPlusHandlesAlwaysVisible(bool bOn)
{ // TODO: Optimize HandlePaint!
    ForceUndirtyMrkPnt();
    if (bOn!=mbPlusHdlAlways) {
        mbPlusHdlAlways=bOn;
        SetMarkHandles(nullptr);
        MarkListHasChanged();
    }
}


// ImpSetPointsRects() is for PolyPoints and GluePoints!


void SdrMarkView::ImpSetPointsRects() const
{
    tools::Rectangle aPnts;
    tools::Rectangle aGlue;
    const size_t nHdlCnt=maHdlList.GetHdlCount();
    for (size_t nHdlNum=0; nHdlNum<nHdlCnt; ++nHdlNum) {
        const SdrHdl* pHdl=maHdlList.GetHdl(nHdlNum);
        SdrHdlKind eKind=pHdl->GetKind();
        if ((eKind==SdrHdlKind::Poly && pHdl->IsSelected()) || eKind==SdrHdlKind::Glue) {
            Point aPt(pHdl->GetPos());
            tools::Rectangle& rR=eKind==SdrHdlKind::Glue ? aGlue : aPnts;
            if (rR.IsEmpty()) {
                rR=tools::Rectangle(aPt,aPt);
            } else {
                if (aPt.X()<rR.Left  ()) rR.SetLeft(aPt.X() );
                if (aPt.X()>rR.Right ()) rR.SetRight(aPt.X() );
                if (aPt.Y()<rR.Top   ()) rR.SetTop(aPt.Y() );
                if (aPt.Y()>rR.Bottom()) rR.SetBottom(aPt.Y() );
            }
        }
    }
    const_cast<SdrMarkView*>(this)->maMarkedPointsRect=aPnts;
    const_cast<SdrMarkView*>(this)->maMarkedGluePointsRect=aGlue;
    const_cast<SdrMarkView*>(this)->mbMarkedPointsRectsDirty=false;
}


// UndirtyMrkPnt() is for PolyPoints and GluePoints!


void SdrMarkView::UndirtyMrkPnt() const
{
    bool bChg=false;
    const size_t nMarkCount=GetMarkedObjectCount();
    for (size_t nMarkNum=0; nMarkNum<nMarkCount; ++nMarkNum) {
        SdrMark* pM=GetSdrMarkByIndex(nMarkNum);
        const SdrObject* pObj=pM->GetMarkedSdrObj();
        // PolyPoints
        {
            SdrUShortCont& rPts = pM->GetMarkedPoints();
            if (pObj->IsPolyObj()) {
                // Remove invalid selected points, that is, all
                // entries above the number of points in the object.
                sal_uInt32 nMax(pObj->GetPointCount());

                SdrUShortCont::const_iterator it = rPts.lower_bound(nMax);
                if( it != rPts.end() )
                {
                    rPts.erase(it, rPts.end());
                    bChg = true;
                }
            }
            else
            {
                if (!rPts.empty())
                {
                    // only fail *if* there are marked points
                    OSL_FAIL("SdrMarkView::UndirtyMrkPnt(): Selected points on an object that is not a PolyObj!");
                    rPts.clear();
                    bChg = true;
                }
            }
        }

        // GluePoints
        {
            SdrUShortCont& rPts = pM->GetMarkedGluePoints();
            const SdrGluePointList* pGPL=pObj->GetGluePointList();
            if (pGPL!=nullptr) {
                // Remove invalid selected gluepoints, that is, all entries
                // (IDs) that aren't contained in the GluePointList of the
                // object
                for(SdrUShortCont::const_iterator it = rPts.begin(); it != rPts.end(); )
                {
                    sal_uInt16 nId=*it;
                    if (pGPL->FindGluePoint(nId)==SDRGLUEPOINT_NOTFOUND) {
                        it = rPts.erase(it);
                        bChg=true;
                    }
                    else
                        ++it;
                }
            } else {
                if (!rPts.empty()) {
                    rPts.clear(); // object doesn't have any gluepoints (any more)
                    bChg=true;
                }
            }
        }
    }
    if (bChg) const_cast<SdrMarkView*>(this)->mbMarkedPointsRectsDirty=true;
    const_cast<SdrMarkView*>(this)->mbMrkPntDirty=false;
}


bool SdrMarkView::HasMarkableGluePoints() const
{
    bool bRet=false;
    if (IsGluePointEditMode()) {
        ForceUndirtyMrkPnt();
        const size_t nMarkCount=GetMarkedObjectCount();
        for (size_t nMarkNum=0; nMarkNum<nMarkCount && !bRet; ++nMarkNum) {
            const SdrMark* pM=GetSdrMarkByIndex(nMarkNum);
            const SdrObject* pObj=pM->GetMarkedSdrObj();
            const SdrGluePointList* pGPL=pObj->GetGluePointList();

            // #i38892#
            if(pGPL && pGPL->GetCount())
            {
                for(sal_uInt16 a(0); !bRet && a < pGPL->GetCount(); a++)
                {
                    if((*pGPL)[a].IsUserDefined())
                    {
                        bRet = true;
                    }
                }
            }
        }
    }
    return bRet;
}

bool SdrMarkView::HasMarkedGluePoints() const
{
    ForceUndirtyMrkPnt();
    bool bRet=false;
    const size_t nMarkCount=GetMarkedObjectCount();
    for (size_t nMarkNum=0; nMarkNum<nMarkCount && !bRet; ++nMarkNum) {
        const SdrMark* pM=GetSdrMarkByIndex(nMarkNum);
        const SdrUShortCont& rPts = pM->GetMarkedGluePoints();
        bRet = !rPts.empty();
    }
    return bRet;
}

bool SdrMarkView::MarkGluePoints(const tools::Rectangle* pRect, bool bUnmark)
{
    if (!IsGluePointEditMode() && !bUnmark) return false;
    ForceUndirtyMrkPnt();
    bool bChgd=false;
    SortMarkedObjects();
    const size_t nMarkCount=GetMarkedObjectCount();
    for (size_t nMarkNum=0; nMarkNum<nMarkCount; ++nMarkNum) {
        SdrMark* pM=GetSdrMarkByIndex(nMarkNum);
        const SdrObject* pObj=pM->GetMarkedSdrObj();
        const SdrGluePointList* pGPL=pObj->GetGluePointList();
        SdrUShortCont& rPts = pM->GetMarkedGluePoints();
        if (bUnmark && pRect==nullptr) { // UnmarkAll
            if (!rPts.empty()) {
                rPts.clear();
                bChgd=true;
            }
        } else {
            if (pGPL!=nullptr) {
                sal_uInt16 nGluePointCnt=pGPL->GetCount();
                for (sal_uInt16 nGPNum=0; nGPNum<nGluePointCnt; nGPNum++) {
                    const SdrGluePoint& rGP=(*pGPL)[nGPNum];

                    // #i38892#
                    if(rGP.IsUserDefined())
                    {
                        Point aPos(rGP.GetAbsolutePos(*pObj));
                        if (pRect==nullptr || pRect->Contains(aPos)) {
                            bool bContains = rPts.find( rGP.GetId() ) != rPts.end();
                            if (!bUnmark && !bContains) {
                                bChgd=true;
                                rPts.insert(rGP.GetId());
                            }
                            if (bUnmark && bContains) {
                                bChgd=true;
                                rPts.erase(rGP.GetId());
                            }
                        }
                    }
                }
            }
        }
    }
    if (bChgd) {
        AdjustMarkHdl();
        MarkListHasChanged();
    }
    return bChgd;
}

bool SdrMarkView::PickGluePoint(const Point& rPnt, SdrObject*& rpObj, sal_uInt16& rnId, SdrPageView*& rpPV) const
{
    rpObj=nullptr; rpPV=nullptr; rnId=0;
    if (!IsGluePointEditMode()) return false;
    OutputDevice* pOut=mpActualOutDev.get();
    if (pOut==nullptr) pOut=GetFirstOutputDevice();
    if (pOut==nullptr) return false;
    SortMarkedObjects();
    const size_t nMarkCount=GetMarkedObjectCount();
    size_t nMarkNum=nMarkCount;
    while (nMarkNum>0) {
        nMarkNum--;
        const SdrMark* pM=GetSdrMarkByIndex(nMarkNum);
        SdrObject* pObj=pM->GetMarkedSdrObj();
        SdrPageView* pPV=pM->GetPageView();
        const SdrGluePointList* pGPL=pObj->GetGluePointList();
        if (pGPL!=nullptr) {
            sal_uInt16 nNum=pGPL->HitTest(rPnt,*pOut,pObj);
            if (nNum!=SDRGLUEPOINT_NOTFOUND)
            {
                // #i38892#
                const SdrGluePoint& rCandidate = (*pGPL)[nNum];

                if(rCandidate.IsUserDefined())
                {
                    rpObj=pObj;
                    rnId=(*pGPL)[nNum].GetId();
                    rpPV=pPV;
                    return true;
                }
            }
        }
    }
    return false;
}

bool SdrMarkView::MarkGluePoint(const SdrObject* pObj, sal_uInt16 nId, bool bUnmark)
{
    if (!IsGluePointEditMode()) return false;
    ForceUndirtyMrkPnt();
    bool bChgd=false;
    if (pObj!=nullptr) {
        const size_t nMarkPos=TryToFindMarkedObject(pObj);
        if (nMarkPos!=SAL_MAX_SIZE) {
            SdrMark* pM=GetSdrMarkByIndex(nMarkPos);
            SdrUShortCont& rPts = pM->GetMarkedGluePoints();
            bool bContains = rPts.find( nId ) != rPts.end();
            if (!bUnmark && !bContains) {
                bChgd=true;
                rPts.insert(nId);
            }
            if (bUnmark && bContains) {
                bChgd=true;
                rPts.erase(nId);
            }
        } else {
            // TODO: implement implicit selection of objects
        }
    }
    if (bChgd) {
        AdjustMarkHdl();
        MarkListHasChanged();
    }
    return bChgd;
}

bool SdrMarkView::IsGluePointMarked(const SdrObject* pObj, sal_uInt16 nId) const
{
    ForceUndirtyMrkPnt();
    bool bRet=false;
    const size_t nPos=TryToFindMarkedObject(pObj); // casting to NonConst
    if (nPos!=SAL_MAX_SIZE) {
        const SdrMark* pM=GetSdrMarkByIndex(nPos);
        const SdrUShortCont& rPts = pM->GetMarkedGluePoints();
        bRet = rPts.find( nId ) != rPts.end();
    }
    return bRet;
}

SdrHdl* SdrMarkView::GetGluePointHdl(const SdrObject* pObj, sal_uInt16 nId) const
{
    ForceUndirtyMrkPnt();
    const size_t nHdlCnt=maHdlList.GetHdlCount();
    for (size_t nHdlNum=0; nHdlNum<nHdlCnt; ++nHdlNum) {
        SdrHdl* pHdl=maHdlList.GetHdl(nHdlNum);
        if (pHdl->GetObj()==pObj &&
            pHdl->GetKind()==SdrHdlKind::Glue &&
            pHdl->GetObjHdlNum()==nId ) return pHdl;
    }
    return nullptr;
}

void SdrMarkView::MarkNextGluePoint()
{
    ForceUndirtyMrkPnt();
    SortMarkedObjects();
}

const tools::Rectangle& SdrMarkView::GetMarkedGluePointsRect() const
{
    ForceUndirtyMrkPnt();
    if (mbMarkedPointsRectsDirty) ImpSetPointsRects();
    return maMarkedGluePointsRect;
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */