summaryrefslogtreecommitdiffstats
path: root/svx/source/svdraw/svdotxed.cxx
blob: 120bf26b17519d363d7c61a3f8f4e3c7d988afdc (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
/* -*- 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/svdotext.hxx>
#include <svx/svdmodel.hxx>
#include <svx/svdoutl.hxx>
#include <editeng/editdata.hxx>
#include <editeng/outliner.hxx>
#include <editeng/outlobj.hxx>
#include <editeng/editstat.hxx>
#include <svl/itemset.hxx>
#include <editeng/eeitem.hxx>
#include <svx/sdtfchim.hxx>
#include <textchain.hxx>


bool SdrTextObj::HasTextEdit() const
{
    // linked text objects may be changed (no automatic reload)
    return true;
}

bool SdrTextObj::BegTextEdit(SdrOutliner& rOutl)
{
    if (mpEditingOutliner!=nullptr) return false; // Textedit might already run in another View!
    mpEditingOutliner=&rOutl;

    mbInEditMode = true;

    OutlinerMode nOutlinerMode = OutlinerMode::OutlineObject;
    if ( !IsOutlText() )
        nOutlinerMode = OutlinerMode::TextObject;
    rOutl.Init( nOutlinerMode );
    rOutl.SetRefDevice(getSdrModelFromSdrObject().GetRefDevice());

    bool bFitToSize(IsFitToSize());
    bool bContourFrame=IsContourTextFrame();
    ImpSetTextEditParams();

    if (!bContourFrame) {
        EEControlBits nStat=rOutl.GetControlWord();
        nStat|=EEControlBits::AUTOPAGESIZE;
        if (bFitToSize || IsAutoFit())
            nStat|=EEControlBits::STRETCHING;
        else
            nStat&=~EEControlBits::STRETCHING;
        rOutl.SetControlWord(nStat);
    }

    // disable AUTOPAGESIZE if IsChainable (might be required for overflow check)
    if ( IsChainable() ) {
        EEControlBits nStat1=rOutl.GetControlWord();
        nStat1 &=~EEControlBits::AUTOPAGESIZE;
        rOutl.SetControlWord(nStat1);
    }


    OutlinerParaObject* pOutlinerParaObject = GetOutlinerParaObject();
    if(pOutlinerParaObject!=nullptr)
    {
        rOutl.SetText(*GetOutlinerParaObject());
        rOutl.SetFixedCellHeight(GetMergedItem(SDRATTR_TEXT_USEFIXEDCELLHEIGHT).GetValue());
    }

    // if necessary, set frame attributes for the first (new) paragraph of the
    // outliner
    if( !HasTextImpl( &rOutl ) )
    {
        // Outliner has no text so we must set some
        // empty text so the outliner initialise itself
        rOutl.SetText( "", rOutl.GetParagraph( 0 ) );

        if(GetStyleSheet())
            rOutl.SetStyleSheet( 0, GetStyleSheet());

        // When setting the "hard" attributes for first paragraph, the Parent
        // pOutlAttr (i. e. the template) has to be removed temporarily. Else,
        // at SetParaAttribs(), all attributes contained in the parent become
        // attributed hard to the paragraph.
        const SfxItemSet& rSet = GetObjectItemSet();
        SfxItemSetFixed<EE_ITEMS_START, EE_ITEMS_END> aFilteredSet(*rSet.GetPool());
        aFilteredSet.Put(rSet);
        rOutl.SetParaAttribs(0, aFilteredSet);
    }
    if (bFitToSize)
    {
        tools::Rectangle aAnchorRect;
        tools::Rectangle aTextRect;
        TakeTextRect(rOutl, aTextRect, false,
            &aAnchorRect);
        Fraction aFitXCorrection(1,1);
        ImpSetCharStretching(rOutl,aTextRect.GetSize(),aAnchorRect.GetSize(),aFitXCorrection);
    }
    else if (IsAutoFit())
    {
        ImpAutoFitText(rOutl);
    }

    if(pOutlinerParaObject)
    {
        if (maGeo.m_nRotationAngle || IsFontwork())
        {
            // only repaint here, no real objectchange
            BroadcastObjectChange();
        }
    }

    rOutl.UpdateFields();
    rOutl.ClearModifyFlag();

    return true;
}

void SdrTextObj::TakeTextEditArea(Size* pPaperMin, Size* pPaperMax, tools::Rectangle* pViewInit, tools::Rectangle* pViewMin) const
{
    bool bFitToSize(IsFitToSize());
    Size aPaperMin,aPaperMax;
    tools::Rectangle aViewInit;
    TakeTextAnchorRect(aViewInit);
    if (maGeo.m_nRotationAngle) {
        Point aCenter(aViewInit.Center());
        aCenter-=aViewInit.TopLeft();
        Point aCenter0(aCenter);
        RotatePoint(aCenter,Point(),maGeo.mfSinRotationAngle,maGeo.mfCosRotationAngle);
        aCenter-=aCenter0;
        aViewInit.Move(aCenter.X(),aCenter.Y());
    }
    Size aAnkSiz(aViewInit.GetSize());
    aAnkSiz.AdjustWidth( -1 ); aAnkSiz.AdjustHeight( -1 ); // because GetSize() adds 1
    Size aMaxSiz(1000000,1000000);
    Size aTmpSiz(getSdrModelFromSdrObject().GetMaxObjSize());
    if (aTmpSiz.Width()!=0) aMaxSiz.setWidth(aTmpSiz.Width() );
    if (aTmpSiz.Height()!=0) aMaxSiz.setHeight(aTmpSiz.Height() );

    // Done earlier since used in else tree below
    SdrTextHorzAdjust eHAdj(GetTextHorizontalAdjust());
    SdrTextVertAdjust eVAdj(GetTextVerticalAdjust());

    if(IsTextFrame())
    {
        tools::Long nMinWdt=GetMinTextFrameWidth();
        tools::Long nMinHgt=GetMinTextFrameHeight();
        tools::Long nMaxWdt=GetMaxTextFrameWidth();
        tools::Long nMaxHgt=GetMaxTextFrameHeight();
        if (nMinWdt<1) nMinWdt=1;
        if (nMinHgt<1) nMinHgt=1;
        if (!bFitToSize) {
            if (nMaxWdt==0 || nMaxWdt>aMaxSiz.Width())  nMaxWdt=aMaxSiz.Width();
            if (nMaxHgt==0 || nMaxHgt>aMaxSiz.Height()) nMaxHgt=aMaxSiz.Height();

            if (!IsAutoGrowWidth() )
            {
                nMinWdt = aAnkSiz.Width();
                nMaxWdt = nMinWdt;
            }

            if (!IsAutoGrowHeight())
            {
                nMinHgt = aAnkSiz.Height();
                nMaxHgt = nMinHgt;
            }

            SdrTextAniKind      eAniKind=GetTextAniKind();
            SdrTextAniDirection eAniDirection=GetTextAniDirection();

            bool bInEditMode = IsInEditMode();

            if (!bInEditMode && (eAniKind==SdrTextAniKind::Scroll || eAniKind==SdrTextAniKind::Alternate || eAniKind==SdrTextAniKind::Slide))
            {
                // ticker text uses an unlimited paper size
                if (eAniDirection==SdrTextAniDirection::Left || eAniDirection==SdrTextAniDirection::Right) nMaxWdt=1000000;
                if (eAniDirection==SdrTextAniDirection::Up || eAniDirection==SdrTextAniDirection::Down) nMaxHgt=1000000;
            }

            bool bChainedFrame = IsChainable();
            // Might be required for overflow check working: do limit height to frame if box is chainable.
            if (!bChainedFrame) {
                // #i119885# Do not limit/force height to geometrical frame (vice versa for vertical writing)
                if(IsVerticalWriting())
                {
                    nMaxWdt = 1000000;
                }
                else
                {
                    nMaxHgt = 1000000;
                }
            }

            aPaperMax.setWidth(nMaxWdt );
            aPaperMax.setHeight(nMaxHgt );
        }
        else
        {
            aPaperMax=aMaxSiz;
        }
        aPaperMin.setWidth(nMinWdt );
        aPaperMin.setHeight(nMinHgt );
    }
    else
    {
        // aPaperMin needs to be set to object's size if full width is activated
        // for hor or ver writing respectively
        if((SDRTEXTHORZADJUST_BLOCK == eHAdj && !IsVerticalWriting())
            || (SDRTEXTVERTADJUST_BLOCK == eVAdj && IsVerticalWriting()))
        {
            aPaperMin = aAnkSiz;
        }

        aPaperMax=aMaxSiz;
    }

    if (pViewMin!=nullptr) {
        *pViewMin=aViewInit;

        tools::Long nXFree=aAnkSiz.Width()-aPaperMin.Width();
        if (eHAdj==SDRTEXTHORZADJUST_LEFT) pViewMin->AdjustRight( -nXFree );
        else if (eHAdj==SDRTEXTHORZADJUST_RIGHT) pViewMin->AdjustLeft(nXFree );
        else { pViewMin->AdjustLeft(nXFree/2 ); pViewMin->SetRight(pViewMin->Left()+aPaperMin.Width() ); }

        tools::Long nYFree=aAnkSiz.Height()-aPaperMin.Height();
        if (eVAdj==SDRTEXTVERTADJUST_TOP) pViewMin->AdjustBottom( -nYFree );
        else if (eVAdj==SDRTEXTVERTADJUST_BOTTOM) pViewMin->AdjustTop(nYFree );
        else { pViewMin->AdjustTop(nYFree/2 ); pViewMin->SetBottom(pViewMin->Top()+aPaperMin.Height() ); }
    }

    // PaperSize should grow automatically in most cases
    if(IsVerticalWriting())
        aPaperMin.setWidth( 0 );
    else
        aPaperMin.setHeight( 0 );

    if(eHAdj!=SDRTEXTHORZADJUST_BLOCK || bFitToSize) {
        aPaperMin.setWidth(0 );
    }

    // For complete vertical adjustment support, set paper min height to 0, here.
    if(SDRTEXTVERTADJUST_BLOCK != eVAdj || bFitToSize)
    {
        aPaperMin.setHeight( 0 );
    }

    if (pPaperMin!=nullptr) *pPaperMin=aPaperMin;
    if (pPaperMax!=nullptr) *pPaperMax=aPaperMax;
    if (pViewInit!=nullptr) *pViewInit=aViewInit;
}

void SdrTextObj::EndTextEdit(SdrOutliner& rOutl)
{
    if(rOutl.IsModified())
    {

        // to make the gray field background vanish again
        rOutl.UpdateFields();

        std::optional<OutlinerParaObject> pNewText = rOutl.CreateParaObject( 0, rOutl.GetParagraphCount() );

        // need to end edit mode early since SetOutlinerParaObject already
        // uses GetCurrentBoundRect() which needs to take the text into account
        // to work correct
        mbInEditMode = false;

        // We don't want broadcasting if we are merely trying to move to next box (this prevents infinite loops)
        if (IsChainable() && GetTextChain()->GetSwitchingToNextBox(this)) {
            GetTextChain()->SetSwitchingToNextBox(this, false);
            if( getActiveText() )
            {
                getActiveText()->SetOutlinerParaObject( std::move(pNewText) );
            }
        } else { // If we are not doing in-chaining switching just set the ParaObject
            SetOutlinerParaObject(std::move(pNewText));
        }
    }

    /* Chaining-related code */
    rOutl.ClearOverflowingParaNum();

    mpEditingOutliner = nullptr;
    rOutl.Clear();
    EEControlBits nStat = rOutl.GetControlWord();
    nStat &= ~EEControlBits::AUTOPAGESIZE;
    rOutl.SetControlWord(nStat);

    mbInEditMode = false;
}

EEAnchorMode SdrTextObj::GetOutlinerViewAnchorMode() const
{
    SdrTextHorzAdjust eH=GetTextHorizontalAdjust();
    SdrTextVertAdjust eV=GetTextVerticalAdjust();
    EEAnchorMode eRet=EEAnchorMode::TopLeft;
    if (IsContourTextFrame()) return eRet;
    if (eH==SDRTEXTHORZADJUST_LEFT) {
        if (eV==SDRTEXTVERTADJUST_TOP) {
            eRet=EEAnchorMode::TopLeft;
        } else if (eV==SDRTEXTVERTADJUST_BOTTOM) {
            eRet=EEAnchorMode::BottomLeft;
        } else {
            eRet=EEAnchorMode::VCenterLeft;
        }
    } else if (eH==SDRTEXTHORZADJUST_RIGHT) {
        if (eV==SDRTEXTVERTADJUST_TOP) {
            eRet=EEAnchorMode::TopRight;
        } else if (eV==SDRTEXTVERTADJUST_BOTTOM) {
            eRet=EEAnchorMode::BottomRight;
        } else {
            eRet=EEAnchorMode::VCenterRight;
        }
    } else {
        if (eV==SDRTEXTVERTADJUST_TOP) {
            eRet=EEAnchorMode::TopHCenter;
        } else if (eV==SDRTEXTVERTADJUST_BOTTOM) {
            eRet=EEAnchorMode::BottomHCenter;
        } else {
            eRet=EEAnchorMode::VCenterHCenter;
        }
    }
    return eRet;
}

void SdrTextObj::ImpSetTextEditParams() const
{
    if (mpEditingOutliner==nullptr)
        return;

    bool bUpdBuf=mpEditingOutliner->SetUpdateLayout(false);
    Size aPaperMin;
    Size aPaperMax;
    tools::Rectangle aEditArea;
    TakeTextEditArea(&aPaperMin,&aPaperMax,&aEditArea,nullptr);
    bool bContourFrame=IsContourTextFrame();
    mpEditingOutliner->SetMinAutoPaperSize(aPaperMin);
    mpEditingOutliner->SetMaxAutoPaperSize(aPaperMax);
    mpEditingOutliner->SetPaperSize(Size());
    mpEditingOutliner->SetTextColumns(GetTextColumnsNumber(), GetTextColumnsSpacing());
    if (bContourFrame) {
        tools::Rectangle aAnchorRect;
        TakeTextAnchorRect(aAnchorRect);
        ImpSetContourPolygon(*mpEditingOutliner,aAnchorRect, true);
    }
    if (bUpdBuf) mpEditingOutliner->SetUpdateLayout(true);
}

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