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tdf#130857 qt weld: Implement QtInstanceWidget::get_text_height
[LibreOffice.git] / svtools / source / control / ctrlbox.cxx
blob736de5be48501b8979d28e1887edcea409d72ffa
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 <sal/config.h>
21 #include <config_folders.h>
22
23 #include <comphelper/lok.hxx>
24 #include <i18nutil/unicode.hxx>
25 #include <o3tl/test_info.hxx>
26 #include <officecfg/Office/Common.hxx>
27 #include <tools/stream.hxx>
28 #include <vcl/customweld.hxx>
29 #include <vcl/event.hxx>
30 #include <vcl/svapp.hxx>
31 #include <vcl/fieldvalues.hxx>
32 #include <vcl/settings.hxx>
33 #include <vcl/image.hxx>
34 #include <vcl/virdev.hxx>
35 #include <vcl/weldutils.hxx>
36 #include <rtl/math.hxx>
37 #include <sal/macros.h>
38 #include <sal/log.hxx>
39 #include <comphelper/string.hxx>
40 #include <unotools/localedatawrapper.hxx>
41 #include <unotools/syslocale.hxx>
42
43 #include <svtools/borderline.hxx>
44 #include <svtools/sampletext.hxx>
45 #include <svtools/svtresid.hxx>
46 #include <svtools/strings.hrc>
47 #include <svtools/ctrlbox.hxx>
48 #include <svtools/ctrltool.hxx>
49 #include <svtools/borderhelper.hxx>
50 #include <svtools/valueset.hxx>
51
52 #include <basegfx/polygon/b2dpolygon.hxx>
53 #include <basegfx/polygon/b2dpolygontools.hxx>
54 #include <editeng/borderline.hxx>
55
56 #include <rtl/bootstrap.hxx>
57
58 #include <borderline.hrc>
59
60 #include <stdio.h>
61
62 #define IMGOUTERTEXTSPACE 5
63 #define EXTRAFONTSIZE 5
64 #define GAPTOEXTRAPREVIEW 10
65 #define MINGAPWIDTH 2
66
67 constexpr OUStringLiteral FONTNAMEBOXMRUENTRIESFILE = u"/user/config/fontnameboxmruentries";
68
69
70 BorderWidthImpl::BorderWidthImpl( BorderWidthImplFlags nFlags, double nRate1, double nRate2, double nRateGap ):
71 m_nFlags( nFlags ),
72 m_nRate1( nRate1 ),
73 m_nRate2( nRate2 ),
74 m_nRateGap( nRateGap )
75 {
76 }
77
78 bool BorderWidthImpl::operator== ( const BorderWidthImpl& r ) const
79 {
80 return ( m_nFlags == r.m_nFlags ) &&
81 ( m_nRate1 == r.m_nRate1 ) &&
82 ( m_nRate2 == r.m_nRate2 ) &&
83 ( m_nRateGap == r.m_nRateGap );
84 }
85
86 tools::Long BorderWidthImpl::GetLine1( tools::Long nWidth ) const
87 {
88 tools::Long result = static_cast<tools::Long>(m_nRate1);
89 if ( m_nFlags & BorderWidthImplFlags::CHANGE_LINE1 )
90 {
91 tools::Long const nConstant2 = (m_nFlags & BorderWidthImplFlags::CHANGE_LINE2) ? 0 : m_nRate2;
92 tools::Long const nConstantD = (m_nFlags & BorderWidthImplFlags::CHANGE_DIST ) ? 0 : m_nRateGap;
93 result = std::max<tools::Long>(0,
94 static_cast<tools::Long>((m_nRate1 * nWidth) + 0.5)
95 - (nConstant2 + nConstantD));
96 if (result == 0 && m_nRate1 > 0.0 && nWidth > 0)
97 { // fdo#51777: hack to essentially treat 1 twip DOUBLE border
98 result = 1; // as 1 twip SINGLE border
99 }
100 }
101 return result;
102 }
103
104 tools::Long BorderWidthImpl::GetLine2( tools::Long nWidth ) const
105 {
106 tools::Long result = static_cast<tools::Long>(m_nRate2);
107 if ( m_nFlags & BorderWidthImplFlags::CHANGE_LINE2)
108 {
109 tools::Long const nConstant1 = (m_nFlags & BorderWidthImplFlags::CHANGE_LINE1) ? 0 : m_nRate1;
110 tools::Long const nConstantD = (m_nFlags & BorderWidthImplFlags::CHANGE_DIST ) ? 0 : m_nRateGap;
111 result = std::max<tools::Long>(0,
112 static_cast<tools::Long>((m_nRate2 * nWidth) + 0.5)
113 - (nConstant1 + nConstantD));
114 }
115 return result;
116 }
117
118 tools::Long BorderWidthImpl::GetGap( tools::Long nWidth ) const
119 {
120 tools::Long result = static_cast<tools::Long>(m_nRateGap);
121 if ( m_nFlags & BorderWidthImplFlags::CHANGE_DIST )
122 {
123 tools::Long const nConstant1 = (m_nFlags & BorderWidthImplFlags::CHANGE_LINE1) ? 0 : m_nRate1;
124 tools::Long const nConstant2 = (m_nFlags & BorderWidthImplFlags::CHANGE_LINE2) ? 0 : m_nRate2;
125 result = std::max<tools::Long>(0,
126 static_cast<tools::Long>((m_nRateGap * nWidth) + 0.5)
127 - (nConstant1 + nConstant2));
128 }
129
130 // Avoid having too small distances (less than 0.1pt)
131 if ( result < MINGAPWIDTH && m_nRate1 > 0 && m_nRate2 > 0 )
132 result = MINGAPWIDTH;
133
134 return result;
135 }
136
137 static double lcl_getGuessedWidth( tools::Long nTested, double nRate, bool bChanging )
138 {
139 double nWidth = -1.0;
140 if ( bChanging )
141 nWidth = double( nTested ) / nRate;
142 else
143 {
144 if ( rtl::math::approxEqual(double( nTested ), nRate) )
145 nWidth = nRate;
146 }
147
148 return nWidth;
149 }
150
151 tools::Long BorderWidthImpl::GuessWidth( tools::Long nLine1, tools::Long nLine2, tools::Long nGap )
152 {
153 std::vector< double > aToCompare;
154 bool bInvalid = false;
155
156 bool bLine1Change = bool( m_nFlags & BorderWidthImplFlags::CHANGE_LINE1 );
157 double nWidth1 = lcl_getGuessedWidth( nLine1, m_nRate1, bLine1Change );
158 if ( bLine1Change )
159 aToCompare.push_back( nWidth1 );
160 else if (nWidth1 < 0)
161 bInvalid = true;
162
163 bool bLine2Change = bool( m_nFlags & BorderWidthImplFlags::CHANGE_LINE2 );
164 double nWidth2 = lcl_getGuessedWidth( nLine2, m_nRate2, bLine2Change );
165 if ( bLine2Change )
166 aToCompare.push_back( nWidth2 );
167 else if (nWidth2 < 0)
168 bInvalid = true;
169
170 bool bGapChange = bool( m_nFlags & BorderWidthImplFlags::CHANGE_DIST );
171 double nWidthGap = lcl_getGuessedWidth( nGap, m_nRateGap, bGapChange );
172 if ( bGapChange && nGap >= MINGAPWIDTH )
173 aToCompare.push_back( nWidthGap );
174 else if ( !bGapChange && nWidthGap < 0 )
175 bInvalid = true;
176
177 // non-constant line width factors must sum to 1
178 assert((((bLine1Change) ? m_nRate1 : 0) +
179 ((bLine2Change) ? m_nRate2 : 0) +
180 ((bGapChange) ? m_nRateGap : 0)) - 1.0 < 0.00001 );
181
182 double nWidth = 0.0;
183 if ( (!bInvalid) && (!aToCompare.empty()) )
184 {
185 nWidth = *aToCompare.begin();
186 for (auto const& elem : aToCompare)
187 {
188 bInvalid = ( nWidth != elem );
189 if (bInvalid)
190 break;
191 }
192 nWidth = bInvalid ? 0.0 : nLine1 + nLine2 + nGap;
193 }
194
195 return nWidth;
196 }
197
198 static void lclDrawPolygon( OutputDevice& rDev, const basegfx::B2DPolygon& rPolygon, tools::Long nWidth, SvxBorderLineStyle nDashing )
199 {
200 AntialiasingFlags nOldAA = rDev.GetAntialiasing();
201 rDev.SetAntialiasing( nOldAA & ~AntialiasingFlags::Enable );
202
203 tools::Long nPix = rDev.PixelToLogic(Size(1, 1)).Width();
204 basegfx::B2DPolyPolygon aPolygons = svtools::ApplyLineDashing(rPolygon, nDashing, nPix);
205
206 // Handle problems of width 1px in Pixel mode: 0.5px gives a 1px line
207 if (rDev.GetMapMode().GetMapUnit() == MapUnit::MapPixel && nWidth == nPix)
208 nWidth = 0;
209
210 for ( sal_uInt32 i = 0; i < aPolygons.count( ); i++ )
211 {
212 const basegfx::B2DPolygon& aDash = aPolygons.getB2DPolygon( i );
213 basegfx::B2DPoint aStart = aDash.getB2DPoint( 0 );
214 basegfx::B2DPoint aEnd = aDash.getB2DPoint( aDash.count() - 1 );
215
216 basegfx::B2DVector aVector( aEnd - aStart );
217 aVector.normalize( );
218 const basegfx::B2DVector aPerpendicular(basegfx::getPerpendicular(aVector));
219
220 const basegfx::B2DVector aWidthOffset( double( nWidth ) / 2 * aPerpendicular);
221 basegfx::B2DPolygon aDashPolygon;
222 aDashPolygon.append( aStart + aWidthOffset );
223 aDashPolygon.append( aEnd + aWidthOffset );
224 aDashPolygon.append( aEnd - aWidthOffset );
225 aDashPolygon.append( aStart - aWidthOffset );
226 aDashPolygon.setClosed( true );
227
228 rDev.DrawPolygon( aDashPolygon );
229 }
230
231 rDev.SetAntialiasing( nOldAA );
232 }
233
234 namespace svtools {
235
236 /**
237 * Dashing array must start with a line width and end with a blank width.
238 */
239 static std::vector<double> GetDashing( SvxBorderLineStyle nDashing )
240 {
241 std::vector<double> aPattern;
242 switch (nDashing)
243 {
244 case SvxBorderLineStyle::DOTTED:
245 aPattern.push_back( 1.0 ); // line
246 aPattern.push_back( 2.0 ); // blank
247 break;
248 case SvxBorderLineStyle::DASHED:
249 aPattern.push_back( 16.0 ); // line
250 aPattern.push_back( 5.0 ); // blank
251 break;
252 case SvxBorderLineStyle::FINE_DASHED:
253 aPattern.push_back( 6.0 ); // line
254 aPattern.push_back( 2.0 ); // blank
255 break;
256 case SvxBorderLineStyle::DASH_DOT:
257 aPattern.push_back( 16.0 ); // line
258 aPattern.push_back( 5.0 ); // blank
259 aPattern.push_back( 5.0 ); // line
260 aPattern.push_back( 5.0 ); // blank
261 break;
262 case SvxBorderLineStyle::DASH_DOT_DOT:
263 aPattern.push_back( 16.0 ); // line
264 aPattern.push_back( 5.0 ); // blank
265 aPattern.push_back( 5.0 ); // line
266 aPattern.push_back( 5.0 ); // blank
267 aPattern.push_back( 5.0 ); // line
268 aPattern.push_back( 5.0 ); // blank
269 break;
270 default:
271 ;
272 }
273
274 return aPattern;
275 }
276
277 namespace {
278
279 class ApplyScale
280 {
281 double mfScale;
282 public:
283 explicit ApplyScale( double fScale ) : mfScale(fScale) {}
284 void operator() ( double& rVal )
285 {
286 rVal *= mfScale;
287 }
288 };
289
290 }
291
292 std::vector<double> GetLineDashing( SvxBorderLineStyle nDashing, double fScale )
293 {
294 std::vector<double> aPattern = GetDashing(nDashing);
295 std::for_each(aPattern.begin(), aPattern.end(), ApplyScale(fScale));
296 return aPattern;
297 }
298
299 basegfx::B2DPolyPolygon ApplyLineDashing( const basegfx::B2DPolygon& rPolygon, SvxBorderLineStyle nDashing, double fScale )
300 {
301 std::vector<double> aPattern = GetDashing(nDashing);
302 std::for_each(aPattern.begin(), aPattern.end(), ApplyScale(fScale));
303
304 basegfx::B2DPolyPolygon aPolygons;
305
306 if (aPattern.empty())
307 aPolygons.append(rPolygon);
308 else
309 basegfx::utils::applyLineDashing(rPolygon, aPattern, &aPolygons);
310
311 return aPolygons;
312 }
313
314 void DrawLine( OutputDevice& rDev, const Point& rP1, const Point& rP2,
315 sal_uInt32 nWidth, SvxBorderLineStyle nDashing )
316 {
317 DrawLine( rDev, basegfx::B2DPoint( rP1.X(), rP1.Y() ),
318 basegfx::B2DPoint( rP2.X(), rP2.Y( ) ), nWidth, nDashing );
319 }
320
321 void DrawLine( OutputDevice& rDev, const basegfx::B2DPoint& rP1, const basegfx::B2DPoint& rP2,
322 sal_uInt32 nWidth, SvxBorderLineStyle nDashing )
323 {
324 basegfx::B2DPolygon aPolygon;
325 aPolygon.append( rP1 );
326 aPolygon.append( rP2 );
327 lclDrawPolygon( rDev, aPolygon, nWidth, nDashing );
328 }
329
330 }
331
332 static Size gUserItemSz;
333 static int gFontNameBoxes;
334 static size_t gPreviewsPerDevice;
335 static std::vector<VclPtr<VirtualDevice>> gFontPreviewVirDevs;
336 static std::vector<OUString> gRenderedFontNames;
337 static int gHighestDPI = 0;
338
339 namespace
340 {
341 std::vector<VclPtr<VirtualDevice>>& getFontPreviewVirDevs()
342 {
343 return gFontPreviewVirDevs;
344 }
345
346 void clearFontPreviewVirDevs()
347 {
348 for (auto &rDev : gFontPreviewVirDevs)
349 rDev.disposeAndClear();
350 gFontPreviewVirDevs.clear();
351 }
352
353 std::vector<OUString>& getRenderedFontNames()
354 {
355 return gRenderedFontNames;
356 }
357
358 void clearRenderedFontNames()
359 {
360 gRenderedFontNames.clear();
361 }
362
363 void calcCustomItemSize(const weld::ComboBox& rComboBox)
364 {
365 gUserItemSz = Size(rComboBox.get_approximate_digit_width() * 52, rComboBox.get_text_height());
366 gUserItemSz.setHeight(gUserItemSz.Height() * 16);
367 gUserItemSz.setHeight(gUserItemSz.Height() / 10);
368
369 size_t nMaxDeviceHeight = SAL_MAX_INT16 / 16; // see limitXCreatePixmap and be generous wrt up to x16 hidpi
370 assert(gUserItemSz.Height() != 0);
371 gPreviewsPerDevice = gUserItemSz.Height() == 0 ? 16 : nMaxDeviceHeight / gUserItemSz.Height();
372 if (comphelper::LibreOfficeKit::isActive())
373 gPreviewsPerDevice = 1;
374 }
375 }
376
377 IMPL_LINK(FontNameBox, SettingsChangedHdl, VclSimpleEvent&, rEvent, void)
378 {
379 if (rEvent.GetId() != VclEventId::ApplicationDataChanged)
380 return;
381
382 if (comphelper::LibreOfficeKit::isActive())
383 return;
384
385 DataChangedEvent* pData = static_cast<DataChangedEvent*>(static_cast<VclWindowEvent&>(rEvent).GetData());
386 if (pData->GetType() == DataChangedEventType::SETTINGS)
387 {
388 clearFontPreviewVirDevs();
389 clearRenderedFontNames();
390 calcCustomItemSize(*m_xComboBox);
391 if (mbWYSIWYG && mpFontList && !mpFontList->empty())
392 {
393 mnPreviewProgress = 0;
394 maUpdateIdle.Start();
395 }
396 }
397 }
398
399 FontNameBox::FontNameBox(std::unique_ptr<weld::ComboBox> p)
400 : m_xComboBox(std::move(p))
401 , mnPreviewProgress(0)
402 , mbWYSIWYG(false)
403 , maUpdateIdle("FontNameBox Preview Update")
404 {
405 ++gFontNameBoxes;
406 InitFontMRUEntriesFile();
407
408 maUpdateIdle.SetPriority(TaskPriority::LOWEST);
409 maUpdateIdle.SetInvokeHandler(LINK(this, FontNameBox, UpdateHdl));
410
411 Application::AddEventListener(LINK(this, FontNameBox, SettingsChangedHdl));
412 }
413
414 FontNameBox::~FontNameBox()
415 {
416 Application::RemoveEventListener(LINK(this, FontNameBox, SettingsChangedHdl));
417
418 if (mpFontList)
419 {
420 SaveMRUEntries (maFontMRUEntriesFile);
421 ImplDestroyFontList();
422 }
423 --gFontNameBoxes;
424 if (!gFontNameBoxes)
425 {
426 clearFontPreviewVirDevs();
427 clearRenderedFontNames();
428 }
429 }
430
431 void FontNameBox::SaveMRUEntries(const OUString& aFontMRUEntriesFile) const
432 {
433 OString aEntries(OUStringToOString(m_xComboBox->get_mru_entries(),
434 RTL_TEXTENCODING_UTF8));
435
436 if (aEntries.isEmpty() || aFontMRUEntriesFile.isEmpty())
437 return;
438
439 SvFileStream aStream;
440 aStream.Open( aFontMRUEntriesFile, StreamMode::WRITE | StreamMode::TRUNC );
441 if( ! (aStream.IsOpen() && aStream.IsWritable()) )
442 {
443 SAL_INFO("svtools.control", "FontNameBox::SaveMRUEntries: opening mru entries file " << aFontMRUEntriesFile << " failed");
444 return;
445 }
446
447 aStream.SetLineDelimiter( LINEEND_LF );
448 aStream.WriteLine( aEntries );
449 aStream.WriteLine( "" );
450 }
451
452 void FontNameBox::LoadMRUEntries( const OUString& aFontMRUEntriesFile )
453 {
454 if (aFontMRUEntriesFile.isEmpty())
455 return;
456
457 if (!officecfg::Office::Common::Font::View::ShowFontBoxWYSIWYG::get())
458 return;
459
460 SvFileStream aStream( aFontMRUEntriesFile, StreamMode::READ );
461 if( ! aStream.IsOpen() )
462 {
463 SAL_INFO("svtools.control", "FontNameBox::LoadMRUEntries: opening mru entries file " << aFontMRUEntriesFile << " failed");
464 return;
465 }
466
467 OString aLine;
468 aStream.ReadLine( aLine );
469 OUString aEntries = OStringToOUString(aLine,
470 RTL_TEXTENCODING_UTF8);
471 m_xComboBox->set_mru_entries(aEntries);
472 }
473
474 void FontNameBox::InitFontMRUEntriesFile()
475 {
476 OUString sUserConfigDir(u"${$BRAND_BASE_DIR/" LIBO_ETC_FOLDER "/" SAL_CONFIGFILE( "bootstrap") "::UserInstallation}"_ustr);
477 rtl::Bootstrap::expandMacros(sUserConfigDir);
478
479 maFontMRUEntriesFile = sUserConfigDir;
480 if( !maFontMRUEntriesFile.isEmpty() )
481 {
482 maFontMRUEntriesFile += FONTNAMEBOXMRUENTRIESFILE;
483 }
484 }
485
486 void FontNameBox::ImplDestroyFontList()
487 {
488 mpFontList.reset();
489 mnPreviewProgress = 0;
490 maUpdateIdle.Stop();
491 }
492
493 void FontNameBox::Fill( const FontList* pList )
494 {
495 // store old text and clear box
496 OUString aOldText = m_xComboBox->get_active_text();
497 OUString rEntries = m_xComboBox->get_mru_entries();
498 bool bLoadFromFile = rEntries.isEmpty();
499 m_xComboBox->freeze();
500 m_xComboBox->clear();
501
502 ImplDestroyFontList();
503 mpFontList.reset(new ImplFontList);
504
505 // insert fonts
506 size_t nFontCount = pList->GetFontNameCount();
507 for (size_t i = 0; i < nFontCount; ++i)
508 {
509 const FontMetric& rFontMetric = pList->GetFontName(i);
510 m_xComboBox->append(OUString::number(i), rFontMetric.GetFamilyName());
511 mpFontList->push_back(rFontMetric);
512 }
513
514 if (bLoadFromFile)
515 LoadMRUEntries(maFontMRUEntriesFile);
516 else
517 m_xComboBox->set_mru_entries(rEntries);
518
519 m_xComboBox->thaw();
520
521 if (mbWYSIWYG && nFontCount)
522 {
523 assert(mnPreviewProgress == 0 && "ImplDestroyFontList wasn't called");
524 maUpdateIdle.Start();
525 }
526
527 // restore text
528 if (!aOldText.isEmpty())
529 set_active_or_entry_text(aOldText);
530 }
531
532 void FontNameBox::EnableWYSIWYG(bool bEnable)
533 {
534 if (o3tl::IsRunningUnitTest())
535 return;
536 if (mbWYSIWYG == bEnable)
537 return;
538 mbWYSIWYG = bEnable;
539
540 if (mbWYSIWYG)
541 {
542 calcCustomItemSize(*m_xComboBox);
543 m_xComboBox->connect_custom_get_size(LINK(this, FontNameBox, CustomGetSizeHdl));
544 m_xComboBox->connect_custom_render(LINK(this, FontNameBox, CustomRenderHdl));
545 }
546 else
547 {
548 m_xComboBox->connect_custom_get_size(Link<OutputDevice&, Size>());
549 m_xComboBox->connect_custom_render(Link<weld::ComboBox::render_args, void>());
550 }
551 m_xComboBox->set_custom_renderer(mbWYSIWYG);
552 }
553
554 IMPL_LINK(FontNameBox, CustomGetSizeHdl, OutputDevice&, rDevice, Size)
555 {
556 if (comphelper::LibreOfficeKit::isActive())
557 {
558 calcCustomItemSize(*m_xComboBox);
559 gUserItemSz.setWidth(1.0 * rDevice.GetDPIX() / 96.0 * gUserItemSz.getWidth());
560 gUserItemSz.setHeight(1.0 * rDevice.GetDPIY() / 96.0 * gUserItemSz.getHeight());
561 }
562 return mbWYSIWYG ? gUserItemSz : Size();
563 }
564
565 namespace
566 {
567 tools::Long shrinkFontToFit(OUString const &rSampleText, tools::Long nH, vcl::Font &rFont, OutputDevice &rDevice, tools::Rectangle &rTextRect)
568 {
569 tools::Long nWidth = 0;
570
571 Size aSize( rFont.GetFontSize() );
572
573 //Make sure it fits in the available height
574 while (aSize.Height() > 0)
575 {
576 if (!rDevice.GetTextBoundRect(rTextRect, rSampleText))
577 break;
578 if (rTextRect.GetHeight() <= nH)
579 {
580 nWidth = rTextRect.GetWidth();
581 break;
582 }
583
584 aSize.AdjustHeight( -(EXTRAFONTSIZE) );
585 rFont.SetFontSize(aSize);
586 rDevice.SetFont(rFont);
587 }
588
589 return nWidth;
590 }
591 }
592
593 IMPL_LINK_NOARG(FontNameBox, UpdateHdl, Timer*, void)
594 {
595 if (comphelper::LibreOfficeKit::isActive())
596 return;
597
598 CachePreview(mnPreviewProgress++, nullptr);
599 // tdf#132536 limit to ~25 pre-rendered for now. The font caches look
600 // b0rked, the massive charmaps are ~never swapped out, and don't count
601 // towards the size of a font in the font cache.
602 if (mnPreviewProgress < std::min<size_t>(25, mpFontList->size()))
603 maUpdateIdle.Start();
604 }
605
606 static void DrawPreview(const FontMetric& rFontMetric, const Point& rTopLeft, OutputDevice& rDevice, bool bSelected)
607 {
608 rDevice.Push(vcl::PushFlags::TEXTCOLOR);
609
610 const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
611 if (bSelected)
612 rDevice.SetTextColor(rStyleSettings.GetHighlightTextColor());
613 else
614 rDevice.SetTextColor(rStyleSettings.GetDialogTextColor());
615
616 tools::Long nX = rTopLeft.X();
617 tools::Long nH = gUserItemSz.Height();
618
619 nX += IMGOUTERTEXTSPACE;
620
621 const bool bSymbolFont = isSymbolFont(rFontMetric);
622
623 vcl::Font aOldFont(rDevice.GetFont());
624 Size aSize( aOldFont.GetFontSize() );
625 aSize.AdjustHeight(EXTRAFONTSIZE );
626 vcl::Font aFont( rFontMetric );
627 aFont.SetFontSize( aSize );
628 rDevice.SetFont(aFont);
629
630 bool bUsingCorrectFont = true;
631 tools::Rectangle aTextRect;
632
633 // Preview the font name
634 const OUString& sFontName = rFontMetric.GetFamilyName();
635
636 //If it shouldn't or can't draw its own name because it doesn't have the glyphs
637 if (!canRenderNameOfSelectedFont(rDevice))
638 bUsingCorrectFont = false;
639 else
640 {
641 //Make sure it fits in the available height, shrinking the font if necessary
642 bUsingCorrectFont = shrinkFontToFit(sFontName, nH, aFont, rDevice, aTextRect) != 0;
643 }
644
645 if (!bUsingCorrectFont)
646 {
647 rDevice.SetFont(aOldFont);
648 rDevice.GetTextBoundRect(aTextRect, sFontName);
649 }
650
651 tools::Long nTextHeight = aTextRect.GetHeight();
652 tools::Long nDesiredGap = (nH-nTextHeight)/2;
653 tools::Long nVertAdjust = nDesiredGap - aTextRect.Top();
654 Point aPos( nX, rTopLeft.Y() + nVertAdjust );
655 rDevice.DrawText(aPos, sFontName);
656 tools::Long nTextX = aPos.X() + aTextRect.GetWidth() + GAPTOEXTRAPREVIEW;
657
658 if (!bUsingCorrectFont)
659 rDevice.SetFont(aFont);
660
661 OUString sSampleText;
662
663 if (!bSymbolFont)
664 {
665 const bool bNameBeginsWithLatinText = rFontMetric.GetFamilyName()[0] <= 'z';
666
667 if (bNameBeginsWithLatinText || !bUsingCorrectFont)
668 sSampleText = makeShortRepresentativeTextForSelectedFont(rDevice);
669 }
670
671 //If we're not a symbol font, but could neither render our own name and
672 //we can't determine what script it would like to render, then try a
673 //few well known scripts
674 if (sSampleText.isEmpty() && !bUsingCorrectFont)
675 {
676 static const UScriptCode aScripts[] =
677 {
678 USCRIPT_ARABIC,
679 USCRIPT_HEBREW,
680
681 USCRIPT_BENGALI,
682 USCRIPT_GURMUKHI,
683 USCRIPT_GUJARATI,
684 USCRIPT_ORIYA,
685 USCRIPT_TAMIL,
686 USCRIPT_TELUGU,
687 USCRIPT_KANNADA,
688 USCRIPT_MALAYALAM,
689 USCRIPT_SINHALA,
690 USCRIPT_DEVANAGARI,
691
692 USCRIPT_THAI,
693 USCRIPT_LAO,
694 USCRIPT_GEORGIAN,
695 USCRIPT_TIBETAN,
696 USCRIPT_SYRIAC,
697 USCRIPT_MYANMAR,
698 USCRIPT_ETHIOPIC,
699 USCRIPT_KHMER,
700 USCRIPT_MONGOLIAN,
701
702 USCRIPT_KOREAN,
703 USCRIPT_JAPANESE,
704 USCRIPT_HAN,
705 USCRIPT_SIMPLIFIED_HAN,
706 USCRIPT_TRADITIONAL_HAN,
707
708 USCRIPT_GREEK
709 };
710
711 for (const UScriptCode& rScript : aScripts)
712 {
713 OUString sText = makeShortRepresentativeTextForScript(rScript);
714 if (!sText.isEmpty())
715 {
716 bool bHasSampleTextGlyphs = (-1 == rDevice.HasGlyphs(aFont, sText));
717 if (bHasSampleTextGlyphs)
718 {
719 sSampleText = sText;
720 break;
721 }
722 }
723 }
724
725 static const UScriptCode aMinimalScripts[] =
726 {
727 USCRIPT_HEBREW, //e.g. biblical hebrew
728 USCRIPT_GREEK
729 };
730
731 for (const UScriptCode& rMinimalScript : aMinimalScripts)
732 {
733 OUString sText = makeShortMinimalTextForScript(rMinimalScript);
734 if (!sText.isEmpty())
735 {
736 bool bHasSampleTextGlyphs = (-1 == rDevice.HasGlyphs(aFont, sText));
737 if (bHasSampleTextGlyphs)
738 {
739 sSampleText = sText;
740 break;
741 }
742 }
743 }
744 }
745
746 //If we're a symbol font, or for some reason the font still couldn't
747 //render something representative of what it would like to render then
748 //make up some semi-random text that it *can* display
749 if (bSymbolFont || (!bUsingCorrectFont && sSampleText.isEmpty()))
750 sSampleText = makeShortRepresentativeSymbolTextForSelectedFont(rDevice);
751
752 if (!sSampleText.isEmpty())
753 {
754 const Size &rItemSize = gUserItemSz;
755
756 //leave a little border at the edge
757 tools::Long nSpace = rItemSize.Width() - nTextX - IMGOUTERTEXTSPACE;
758 if (nSpace >= 0)
759 {
760 //Make sure it fits in the available height, and get how wide that would be
761 tools::Long nWidth = shrinkFontToFit(sSampleText, nH, aFont, rDevice, aTextRect);
762 //Chop letters off until it fits in the available width
763 while (nWidth > nSpace || nWidth > gUserItemSz.Width())
764 {
765 sSampleText = sSampleText.copy(0, sSampleText.getLength()-1);
766 nWidth = rDevice.GetTextBoundRect(aTextRect, sSampleText) ?
767 aTextRect.GetWidth() : 0;
768 }
769
770 //center the text on the line
771 if (!sSampleText.isEmpty() && nWidth)
772 {
773 nTextHeight = aTextRect.GetHeight();
774 nDesiredGap = (nH-nTextHeight)/2;
775 nVertAdjust = nDesiredGap - aTextRect.Top();
776 aPos = Point(nTextX + nSpace - nWidth, rTopLeft.Y() + nVertAdjust);
777 rDevice.DrawText(aPos, sSampleText);
778 }
779 }
780 }
781
782 rDevice.SetFont(aOldFont);
783 rDevice.Pop();
784 }
785
786 OutputDevice& FontNameBox::CachePreview(size_t nIndex, Point* pTopLeft,
787 sal_Int32 nDPIX, sal_Int32 nDPIY)
788 {
789 SolarMutexGuard aGuard;
790 const FontMetric& rFontMetric = (*mpFontList)[nIndex];
791 const OUString& rFontName = rFontMetric.GetFamilyName();
792
793 if (comphelper::LibreOfficeKit::isActive())
794 {
795 // we want to cache only best quality previews
796 if (gHighestDPI < nDPIX || gHighestDPI < nDPIY)
797 {
798 clearRenderedFontNames();
799 clearFontPreviewVirDevs();
800 gHighestDPI = std::max(nDPIX, nDPIY);
801 }
802 else if (gHighestDPI > nDPIX || gHighestDPI > nDPIY)
803 {
804 nDPIX = gHighestDPI;
805 nDPIY = gHighestDPI;
806 }
807 }
808
809 size_t nPreviewIndex;
810 auto& rFontNames = getRenderedFontNames();
811 auto& rVirtualDevs = getFontPreviewVirDevs();
812 auto xFind = std::find(rFontNames.begin(), rFontNames.end(), rFontName);
813 bool bPreviewAvailable = xFind != rFontNames.end();
814 if (!bPreviewAvailable)
815 {
816 nPreviewIndex = rFontNames.size();
817 rFontNames.push_back(rFontName);
818 }
819 else
820 nPreviewIndex = std::distance(rFontNames.begin(), xFind);
821
822 size_t nPage = nPreviewIndex / gPreviewsPerDevice;
823 size_t nIndexInPage = nPreviewIndex - (nPage * gPreviewsPerDevice);
824
825 Point aTopLeft(0, gUserItemSz.Height() * nIndexInPage);
826
827 if (!bPreviewAvailable)
828 {
829 if (nPage >= rVirtualDevs.size())
830 {
831 bool bIsLOK = comphelper::LibreOfficeKit::isActive();
832 if (bIsLOK) // allow transparent background in LOK case
833 rVirtualDevs.emplace_back(VclPtr<VirtualDevice>::Create(DeviceFormat::WITH_ALPHA));
834 else
835 rVirtualDevs.emplace_back(m_xComboBox->create_render_virtual_device());
836
837 VirtualDevice& rDevice = *rVirtualDevs.back();
838 rDevice.SetOutputSizePixel(Size(gUserItemSz.Width(), gUserItemSz.Height() * gPreviewsPerDevice));
839 if (bIsLOK)
840 {
841 rDevice.SetDPIX(nDPIX);
842 rDevice.SetDPIY(nDPIY);
843 }
844
845 weld::SetPointFont(rDevice, m_xComboBox->get_font(), bIsLOK);
846 assert(rVirtualDevs.size() == nPage + 1);
847 }
848
849 DrawPreview(rFontMetric, aTopLeft, *rVirtualDevs.back(), false);
850 }
851
852 if (pTopLeft)
853 *pTopLeft = aTopLeft;
854
855 return *rVirtualDevs[nPage];
856 }
857
858 IMPL_LINK(FontNameBox, CustomRenderHdl, weld::ComboBox::render_args, aPayload, void)
859 {
860 vcl::RenderContext& rRenderContext = std::get<0>(aPayload);
861 const ::tools::Rectangle& rRect = std::get<1>(aPayload);
862 bool bSelected = std::get<2>(aPayload);
863 const OUString& rId = std::get<3>(aPayload);
864
865 sal_uInt32 nIndex = rId.toUInt32();
866
867 Point aDestPoint(rRect.TopLeft());
868 auto nMargin = (rRect.GetHeight() - gUserItemSz.Height()) / 2;
869 aDestPoint.AdjustY(nMargin);
870
871 if (bSelected)
872 {
873 const FontMetric& rFontMetric = (*mpFontList)[nIndex];
874 DrawPreview(rFontMetric, aDestPoint, rRenderContext, true);
875 m_aLivePreviewHdl.Call(rFontMetric);
876 }
877 else
878 {
879 // use cache of unselected entries
880 Point aTopLeft;
881 OutputDevice& rDevice = CachePreview(nIndex, &aTopLeft,
882 rRenderContext.GetDPIX(),
883 rRenderContext.GetDPIY());
884
885 Size aSourceSize = comphelper::LibreOfficeKit::isActive() ? rDevice.GetOutputSizePixel() : gUserItemSz;
886 rRenderContext.DrawOutDev(aDestPoint, gUserItemSz,
887 aTopLeft, aSourceSize,
888 rDevice);
889 }
890 }
891
892 void FontNameBox::set_active_or_entry_text(const OUString& rText)
893 {
894 const int nFound = m_xComboBox->find_text(rText);
895 if (nFound != -1)
896 m_xComboBox->set_active(nFound);
897 m_xComboBox->set_entry_text(rText);
898 }
899
900 FontStyleBox::FontStyleBox(std::unique_ptr<weld::ComboBox> p)
901 : m_xComboBox(std::move(p))
902 , m_aLastStyle(m_xComboBox->get_active_text())
903 {
904 //Use the standard texts to get an optimal size and stick to that size.
905 //That should stop the character dialog dancing around.
906 auto nMaxLen = m_xComboBox->get_pixel_size(SvtResId(STR_SVT_STYLE_LIGHT)).Width();
907 nMaxLen = std::max(nMaxLen, m_xComboBox->get_pixel_size(SvtResId(STR_SVT_STYLE_LIGHT_ITALIC)).Width());
908 nMaxLen = std::max(nMaxLen, m_xComboBox->get_pixel_size(SvtResId(STR_SVT_STYLE_NORMAL)).Width());
909 nMaxLen = std::max(nMaxLen, m_xComboBox->get_pixel_size(SvtResId(STR_SVT_STYLE_NORMAL_ITALIC)).Width());
910 nMaxLen = std::max(nMaxLen, m_xComboBox->get_pixel_size(SvtResId(STR_SVT_STYLE_BOLD)).Width());
911 nMaxLen = std::max(nMaxLen, m_xComboBox->get_pixel_size(SvtResId(STR_SVT_STYLE_BOLD_ITALIC)).Width());
912 nMaxLen = std::max(nMaxLen, m_xComboBox->get_pixel_size(SvtResId(STR_SVT_STYLE_BLACK)).Width());
913 nMaxLen = std::max(nMaxLen, m_xComboBox->get_pixel_size(SvtResId(STR_SVT_STYLE_BLACK_ITALIC)).Width());
914 m_xComboBox->set_entry_width_chars(std::ceil(nMaxLen / m_xComboBox->get_approximate_digit_width()));
915 m_xComboBox->connect_changed(LINK(this, FontStyleBox, ChangeHdl));
916 }
917
918 IMPL_LINK(FontStyleBox, ChangeHdl, weld::ComboBox&, rComboBox, void)
919 {
920 // update m_aLastStyle to whatever is explicitly selected by the user
921 m_aLastStyle = rComboBox.get_active_text();
922 m_aChangedLink.Call(rComboBox);
923 }
924
925 void FontStyleBox::Fill( std::u16string_view rName, const FontList* pList )
926 {
927 OUString aOldText = m_xComboBox->get_active_text();
928
929 m_xComboBox->freeze();
930 m_xComboBox->clear();
931
932 // does a font with this name already exist?
933 sal_Handle hFontMetric = pList->GetFirstFontMetric( rName );
934 if ( hFontMetric )
935 {
936 OUString aStyleText;
937 FontWeight eLastWeight = WEIGHT_DONTKNOW;
938 FontItalic eLastItalic = ITALIC_NONE;
939 FontWidth eLastWidth = WIDTH_DONTKNOW;
940 bool bNormal = false;
941 bool bItalic = false;
942 bool bBold = false;
943 bool bBoldItalic = false;
944 bool bInsert = false;
945 FontMetric aFontMetric;
946 while ( hFontMetric )
947 {
948 aFontMetric = FontList::GetFontMetric( hFontMetric );
949
950 FontWeight eWeight = aFontMetric.GetWeight();
951 FontItalic eItalic = aFontMetric.GetItalic();
952 FontWidth eWidth = aFontMetric.GetWidthType();
953 // Only if the attributes are different, we insert the
954 // Font to avoid double Entries in different languages
955 if ( (eWeight != eLastWeight) || (eItalic != eLastItalic) ||
956 (eWidth != eLastWidth) )
957 {
958 if ( bInsert )
959 m_xComboBox->append_text(aStyleText);
960
961 if ( eWeight <= WEIGHT_NORMAL )
962 {
963 if ( eItalic != ITALIC_NONE )
964 bItalic = true;
965 else
966 bNormal = true;
967 }
968 else
969 {
970 if ( eItalic != ITALIC_NONE )
971 bBoldItalic = true;
972 else
973 bBold = true;
974 }
975
976 // For wrong StyleNames we replace this with the correct once
977 aStyleText = pList->GetStyleName( aFontMetric );
978 bInsert = m_xComboBox->find_text(aStyleText) == -1;
979 if ( !bInsert )
980 {
981 aStyleText = pList->GetStyleName( eWeight, eItalic );
982 bInsert = m_xComboBox->find_text(aStyleText) == -1;
983 }
984
985 eLastWeight = eWeight;
986 eLastItalic = eItalic;
987 eLastWidth = eWidth;
988 }
989 else
990 {
991 if ( bInsert )
992 {
993 // If we have two names for the same attributes
994 // we prefer the translated standard names
995 const OUString& rAttrStyleText = pList->GetStyleName( eWeight, eItalic );
996 if (rAttrStyleText != aStyleText)
997 {
998 OUString aTempStyleText = pList->GetStyleName( aFontMetric );
999 if (rAttrStyleText == aTempStyleText)
1000 aStyleText = rAttrStyleText;
1001 bInsert = m_xComboBox->find_text(aStyleText) == -1;
1002 }
1003 }
1004 }
1005
1006 if ( !bItalic && (aStyleText == pList->GetItalicStr()) )
1007 bItalic = true;
1008 else if ( !bBold && (aStyleText == pList->GetBoldStr()) )
1009 bBold = true;
1010 else if ( !bBoldItalic && (aStyleText == pList->GetBoldItalicStr()) )
1011 bBoldItalic = true;
1012
1013 hFontMetric = FontList::GetNextFontMetric( hFontMetric );
1014 }
1015
1016 if ( bInsert )
1017 m_xComboBox->append_text(aStyleText);
1018
1019 // certain style as copy
1020 if ( bNormal )
1021 {
1022 if ( !bItalic )
1023 m_xComboBox->append_text(pList->GetItalicStr());
1024 if ( !bBold )
1025 m_xComboBox->append_text(pList->GetBoldStr());
1026 }
1027 if ( !bBoldItalic )
1028 {
1029 if ( bNormal || bItalic || bBold )
1030 m_xComboBox->append_text(pList->GetBoldItalicStr());
1031 }
1032 }
1033 else
1034 {
1035 // insert standard styles if no font
1036 m_xComboBox->append_text(pList->GetNormalStr());
1037 m_xComboBox->append_text(pList->GetItalicStr());
1038 m_xComboBox->append_text(pList->GetBoldStr());
1039 m_xComboBox->append_text(pList->GetBoldItalicStr());
1040 }
1041
1042 m_xComboBox->thaw();
1043
1044 // tdf#162113 prefer restoring the last explicitly set
1045 // style if that is possible
1046 if (!m_aLastStyle.isEmpty())
1047 {
1048 int nFound = m_xComboBox->find_text(m_aLastStyle);
1049 if (nFound != -1)
1050 {
1051 m_xComboBox->set_active(nFound);
1052 return;
1053 }
1054 }
1055
1056 // otherwise, restore the style that was last selected
1057 // if that is possible
1058 if (!aOldText.isEmpty())
1059 {
1060 int nFound = m_xComboBox->find_text(aOldText);
1061 if (nFound != -1)
1062 {
1063 m_xComboBox->set_active(nFound);
1064 return;
1065 }
1066 }
1067
1068 // otherwise, just pick something
1069 m_xComboBox->set_active(0);
1070 }
1071
1072 FontSizeBox::FontSizeBox(std::unique_ptr<weld::ComboBox> p)
1073 : pFontList(nullptr)
1074 , nSavedValue(0)
1075 , nMin(20)
1076 , nMax(9999)
1077 , eUnit(FieldUnit::POINT)
1078 , nDecimalDigits(1)
1079 , nRelMin(0)
1080 , nRelMax(0)
1081 , nRelStep(0)
1082 , nPtRelMin(0)
1083 , nPtRelMax(0)
1084 , nPtRelStep(0)
1085 , bRelativeMode(false)
1086 , bRelative(false)
1087 , bPtRelative(false)
1088 , bStdSize(false)
1089 , m_xComboBox(std::move(p))
1090 {
1091 m_xComboBox->set_entry_width_chars(std::ceil(m_xComboBox->get_pixel_size(format_number(105)).Width() /
1092 m_xComboBox->get_approximate_digit_width()));
1093 m_xComboBox->connect_focus_out(LINK(this, FontSizeBox, ReformatHdl));
1094 m_xComboBox->connect_changed(LINK(this, FontSizeBox, ModifyHdl));
1095 }
1096
1097 void FontSizeBox::set_active_or_entry_text(const OUString& rText)
1098 {
1099 const int nFound = m_xComboBox->find_text(rText);
1100 if (nFound != -1)
1101 m_xComboBox->set_active(nFound);
1102 m_xComboBox->set_entry_text(rText);
1103 }
1104
1105 IMPL_LINK(FontSizeBox, ReformatHdl, weld::Widget&, rWidget, void)
1106 {
1107 FontSizeNames aFontSizeNames(Application::GetSettings().GetUILanguageTag().getLanguageType());
1108 if (!bRelativeMode || !aFontSizeNames.IsEmpty())
1109 {
1110 if (aFontSizeNames.Name2Size(m_xComboBox->get_active_text()) != 0)
1111 return;
1112 }
1113
1114 set_value(get_value());
1115
1116 m_aFocusOutHdl.Call(rWidget);
1117 }
1118
1119 IMPL_LINK(FontSizeBox, ModifyHdl, weld::ComboBox&, rBox, void)
1120 {
1121 if (bRelativeMode)
1122 {
1123 OUString aStr = comphelper::string::stripStart(rBox.get_active_text(), ' ');
1124
1125 bool bNewMode = bRelative;
1126 bool bOldPtRelMode = bPtRelative;
1127
1128 if ( bRelative )
1129 {
1130 bPtRelative = false;
1131 const sal_Unicode* pStr = aStr.getStr();
1132 while ( *pStr )
1133 {
1134 if ( ((*pStr < '0') || (*pStr > '9')) && (*pStr != '%') && !unicode::isSpace(*pStr) )
1135 {
1136 if ( ('-' == *pStr || '+' == *pStr) && !bPtRelative )
1137 bPtRelative = true;
1138 else if ( bPtRelative && 'p' == *pStr && 't' == *++pStr )
1139 ;
1140 else
1141 {
1142 bNewMode = false;
1143 break;
1144 }
1145 }
1146 pStr++;
1147 }
1148 }
1149 else if (!aStr.isEmpty())
1150 {
1151 if ( -1 != aStr.indexOf('%') )
1152 {
1153 bNewMode = true;
1154 bPtRelative = false;
1155 }
1156
1157 if ( '-' == aStr[0] || '+' == aStr[0] )
1158 {
1159 bNewMode = true;
1160 bPtRelative = true;
1161 }
1162 }
1163
1164 if ( bNewMode != bRelative || bPtRelative != bOldPtRelMode )
1165 SetRelative( bNewMode );
1166 }
1167 m_aChangeHdl.Call(rBox);
1168 }
1169
1170 void FontSizeBox::Fill( const FontList* pList )
1171 {
1172 // remember for relative mode
1173 pFontList = pList;
1174
1175 // no font sizes need to be set for relative mode
1176 if ( bRelative )
1177 return;
1178
1179 // query font sizes
1180 const int* pTempAry;
1181 const int* pAry = nullptr;
1182
1183 pAry = FontList::GetStdSizeAry();
1184
1185 // first insert font size names (for simplified/traditional chinese)
1186 FontSizeNames aFontSizeNames( Application::GetSettings().GetUILanguageTag().getLanguageType() );
1187 if ( pAry == FontList::GetStdSizeAry() )
1188 {
1189 // for standard sizes we don't need to bother
1190 if (bStdSize && m_xComboBox->get_count() && aFontSizeNames.IsEmpty())
1191 return;
1192 bStdSize = true;
1193 }
1194 else
1195 bStdSize = false;
1196
1197 int nSelectionStart, nSelectionEnd;
1198 m_xComboBox->get_entry_selection_bounds(nSelectionStart, nSelectionEnd);
1199 OUString aStr = m_xComboBox->get_active_text();
1200
1201 m_xComboBox->freeze();
1202 m_xComboBox->clear();
1203 int nPos = 0;
1204
1205 if ( !aFontSizeNames.IsEmpty() )
1206 {
1207 if ( pAry == FontList::GetStdSizeAry() )
1208 {
1209 // for scalable fonts all font size names
1210 sal_uInt32 nCount = aFontSizeNames.Count();
1211 for( sal_uInt32 i = 0; i < nCount; i++ )
1212 {
1213 OUString aSizeName = aFontSizeNames.GetIndexName( i );
1214 int nSize = aFontSizeNames.GetIndexSize( i );
1215 OUString sId(OUString::number(-nSize)); // mark as special
1216 m_xComboBox->insert(nPos, aSizeName, &sId, nullptr, nullptr);
1217 nPos++;
1218 }
1219 }
1220 else
1221 {
1222 // for fixed size fonts only selectable font size names
1223 pTempAry = pAry;
1224 while ( *pTempAry )
1225 {
1226 OUString aSizeName = aFontSizeNames.Size2Name( *pTempAry );
1227 if ( !aSizeName.isEmpty() )
1228 {
1229 OUString sId(OUString::number(-(*pTempAry))); // mark as special
1230 m_xComboBox->insert(nPos, aSizeName, &sId, nullptr, nullptr);
1231 nPos++;
1232 }
1233 pTempAry++;
1234 }
1235 }
1236 }
1237
1238 // then insert numerical font size values
1239 pTempAry = pAry;
1240 while (*pTempAry)
1241 {
1242 InsertValue(*pTempAry);
1243 ++pTempAry;
1244 }
1245
1246 m_xComboBox->thaw();
1247 set_active_or_entry_text(aStr);
1248 m_xComboBox->select_entry_region(nSelectionStart, nSelectionEnd);
1249 }
1250
1251 void FontSizeBox::EnableRelativeMode( sal_uInt16 nNewMin, sal_uInt16 nNewMax, sal_uInt16 nStep )
1252 {
1253 bRelativeMode = true;
1254 nRelMin = nNewMin;
1255 nRelMax = nNewMax;
1256 nRelStep = nStep;
1257 SetUnit(FieldUnit::POINT);
1258 }
1259
1260 void FontSizeBox::EnablePtRelativeMode( short nNewMin, short nNewMax, short nStep )
1261 {
1262 bRelativeMode = true;
1263 nPtRelMin = nNewMin;
1264 nPtRelMax = nNewMax;
1265 nPtRelStep = nStep;
1266 SetUnit(FieldUnit::POINT);
1267 }
1268
1269 void FontSizeBox::InsertValue(int i)
1270 {
1271 OUString sNumber(OUString::number(i));
1272 m_xComboBox->append(sNumber, format_number(i));
1273 }
1274
1275 void FontSizeBox::SetRelative( bool bNewRelative )
1276 {
1277 if ( !bRelativeMode )
1278 return;
1279
1280 int nSelectionStart, nSelectionEnd;
1281 m_xComboBox->get_entry_selection_bounds(nSelectionStart, nSelectionEnd);
1282 OUString aStr = comphelper::string::stripStart(m_xComboBox->get_active_text(), ' ');
1283
1284 if (bNewRelative)
1285 {
1286 bRelative = true;
1287 bStdSize = false;
1288
1289 m_xComboBox->clear();
1290
1291 if (bPtRelative)
1292 {
1293 SetDecimalDigits( 1 );
1294 SetRange(nPtRelMin, nPtRelMax);
1295 SetUnit(FieldUnit::POINT);
1296
1297 short i = nPtRelMin, n = 0;
1298 // JP 30.06.98: more than 100 values are not useful
1299 while ( i <= nPtRelMax && n++ < 100 )
1300 {
1301 InsertValue( i );
1302 i = i + nPtRelStep;
1303 }
1304 }
1305 else
1306 {
1307 SetDecimalDigits(0);
1308 SetRange(nRelMin, nRelMax);
1309 SetUnit(FieldUnit::PERCENT);
1310
1311 sal_uInt16 i = nRelMin;
1312 while ( i <= nRelMax )
1313 {
1314 InsertValue( i );
1315 i = i + nRelStep;
1316 }
1317 }
1318 }
1319 else
1320 {
1321 if (pFontList)
1322 m_xComboBox->clear();
1323 bRelative = bPtRelative = false;
1324 SetDecimalDigits(1);
1325 SetRange(20, 9999);
1326 SetUnit(FieldUnit::POINT);
1327 if ( pFontList)
1328 Fill( pFontList );
1329 }
1330
1331 set_active_or_entry_text(aStr);
1332 m_xComboBox->select_entry_region(nSelectionStart, nSelectionEnd);
1333 }
1334
1335 OUString FontSizeBox::format_number(int nValue) const
1336 {
1337 OUString sRet;
1338
1339 //pawn percent off to icu to decide whether percent is separated from its number for this locale
1340 if (eUnit == FieldUnit::PERCENT)
1341 {
1342 double fValue = nValue;
1343 fValue /= weld::SpinButton::Power10(nDecimalDigits);
1344 sRet = unicode::formatPercent(fValue, Application::GetSettings().GetUILanguageTag());
1345 }
1346 else
1347 {
1348 const SvtSysLocale aSysLocale;
1349 const LocaleDataWrapper& rLocaleData = aSysLocale.GetLocaleData();
1350 sRet = rLocaleData.getNum(nValue, nDecimalDigits, true, false);
1351 if (eUnit != FieldUnit::NONE && eUnit != FieldUnit::DEGREE)
1352 sRet += " ";
1353 assert(eUnit != FieldUnit::PERCENT);
1354 sRet += weld::MetricSpinButton::MetricToString(eUnit);
1355 }
1356
1357 if (bRelativeMode && bPtRelative && (0 <= nValue) && !sRet.isEmpty())
1358 sRet = "+" + sRet;
1359
1360 return sRet;
1361 }
1362
1363 void FontSizeBox::SetValue(int nNewValue, FieldUnit eInUnit)
1364 {
1365 auto nTempValue = vcl::ConvertValue(nNewValue, 0, GetDecimalDigits(), eInUnit, GetUnit());
1366 if (nTempValue < nMin)
1367 nTempValue = nMin;
1368 else if (nTempValue > nMax)
1369 nTempValue = nMax;
1370 if (!bRelative)
1371 {
1372 FontSizeNames aFontSizeNames(Application::GetSettings().GetUILanguageTag().getLanguageType());
1373 // conversion loses precision; however font sizes should
1374 // never have a problem with that
1375 OUString aName = aFontSizeNames.Size2Name(nTempValue);
1376 if (!aName.isEmpty() && m_xComboBox->find_text(aName) != -1)
1377 {
1378 m_xComboBox->set_active_text(aName);
1379 return;
1380 }
1381 }
1382 OUString aResult = format_number(nTempValue);
1383 set_active_or_entry_text(aResult);
1384 }
1385
1386 void FontSizeBox::set_value(int nNewValue)
1387 {
1388 SetValue(nNewValue, eUnit);
1389 }
1390
1391 int FontSizeBox::get_value() const
1392 {
1393 OUString aStr = m_xComboBox->get_active_text();
1394 if (!bRelative)
1395 {
1396 FontSizeNames aFontSizeNames(Application::GetSettings().GetUILanguageTag().getLanguageType());
1397 auto nValue = aFontSizeNames.Name2Size(aStr);
1398 if (nValue)
1399 return vcl::ConvertValue(nValue, 0, GetDecimalDigits(), GetUnit(), GetUnit());
1400 }
1401
1402 const SvtSysLocale aSysLocale;
1403 const LocaleDataWrapper& rLocaleData = aSysLocale.GetLocaleData();
1404 double fResult(0.0);
1405 (void)vcl::TextToValue(aStr, fResult, 0, GetDecimalDigits(), rLocaleData, GetUnit());
1406 if (!aStr.isEmpty())
1407 {
1408 if (fResult < nMin)
1409 fResult = nMin;
1410 else if (fResult > nMax)
1411 fResult = nMax;
1412 }
1413 return fResult;
1414 }
1415
1416 SvxBorderLineStyle SvtLineListBox::GetSelectEntryStyle() const
1417 {
1418 if (m_xLineSet->IsNoSelection())
1419 return SvxBorderLineStyle::NONE;
1420 auto nId = m_xLineSet->GetSelectedItemId();
1421 return static_cast<SvxBorderLineStyle>(nId - 1);
1422 }
1423
1424 namespace
1425 {
1426 Size getPreviewSize(const weld::Widget& rControl)
1427 {
1428 return Size(rControl.get_approximate_digit_width() * 15, rControl.get_text_height());
1429 }
1430 }
1431
1432 void SvtLineListBox::ImpGetLine( tools::Long nLine1, tools::Long nLine2, tools::Long nDistance,
1433 Color aColor1, Color aColor2, Color aColorDist,
1434 SvxBorderLineStyle nStyle, BitmapEx& rBmp )
1435 {
1436 Size aSize(getPreviewSize(*m_xControl));
1437
1438 // SourceUnit to Twips
1439 if ( eSourceUnit == FieldUnit::POINT )
1440 {
1441 nLine1 /= 5;
1442 nLine2 /= 5;
1443 nDistance /= 5;
1444 }
1445
1446 // Paint the lines
1447 aSize = aVirDev->PixelToLogic( aSize );
1448 tools::Long nPix = aVirDev->PixelToLogic( Size( 0, 1 ) ).Height();
1449 sal_uInt32 n1 = nLine1;
1450 sal_uInt32 n2 = nLine2;
1451 tools::Long nDist = nDistance;
1452 n1 += nPix-1;
1453 n1 -= n1%nPix;
1454 if ( n2 )
1455 {
1456 nDist += nPix-1;
1457 nDist -= nDist%nPix;
1458 n2 += nPix-1;
1459 n2 -= n2%nPix;
1460 }
1461 tools::Long nVirHeight = n1+nDist+n2;
1462 if ( nVirHeight > aSize.Height() )
1463 aSize.setHeight( nVirHeight );
1464 // negative width should not be drawn
1465 if ( aSize.Width() <= 0 )
1466 return;
1467
1468 Size aVirSize = aVirDev->LogicToPixel( aSize );
1469 if ( aVirDev->GetOutputSizePixel() != aVirSize )
1470 aVirDev->SetOutputSizePixel( aVirSize );
1471 aVirDev->SetFillColor( aColorDist );
1472 aVirDev->DrawRect( tools::Rectangle( Point(), aSize ) );
1473
1474 aVirDev->SetFillColor( aColor1 );
1475
1476 double y1 = double( n1 ) / 2;
1477 svtools::DrawLine( *aVirDev, basegfx::B2DPoint( 0, y1 ), basegfx::B2DPoint( aSize.Width( ), y1 ), n1, nStyle );
1478
1479 if ( n2 )
1480 {
1481 double y2 = n1 + nDist + double( n2 ) / 2;
1482 aVirDev->SetFillColor( aColor2 );
1483 svtools::DrawLine( *aVirDev, basegfx::B2DPoint( 0, y2 ), basegfx::B2DPoint( aSize.Width(), y2 ), n2, SvxBorderLineStyle::SOLID );
1484 }
1485 rBmp = aVirDev->GetBitmapEx( Point(), Size( aSize.Width(), n1+nDist+n2 ) );
1486 }
1487
1488 SvtLineListBox::SvtLineListBox(std::unique_ptr<weld::MenuButton> pControl)
1489 : WeldToolbarPopup(css::uno::Reference<css::frame::XFrame>(), pControl.get(), u"svt/ui/linewindow.ui"_ustr, u"line_popup_window"_ustr)
1490 , m_xControl(std::move(pControl))
1491 , m_xNoneButton(m_xBuilder->weld_button(u"none_line_button"_ustr))
1492 , m_xLineSet(new ValueSet(nullptr))
1493 , m_xLineSetWin(new weld::CustomWeld(*m_xBuilder, u"lineset"_ustr, *m_xLineSet))
1494 , m_nWidth( 5 )
1495 , aVirDev(VclPtr<VirtualDevice>::Create())
1496 , aColor(COL_BLACK)
1497 {
1498 const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
1499 m_xLineSet->SetStyle(WinBits(WB_FLATVALUESET | WB_NO_DIRECTSELECT | WB_TABSTOP));
1500 m_xLineSet->SetItemHeight(rStyleSettings.GetListBoxPreviewDefaultPixelSize().Height() + 1);
1501 m_xLineSet->SetColCount(1);
1502 m_xLineSet->SetSelectHdl(LINK(this, SvtLineListBox, ValueSelectHdl));
1503
1504 m_xNoneButton->connect_clicked(LINK(this, SvtLineListBox, NoneHdl));
1505
1506 m_xControl->set_popover(m_xTopLevel.get());
1507 m_xControl->connect_toggled(LINK(this, SvtLineListBox, ToggleHdl));
1508 m_xControl->connect_style_updated(LINK(this, SvtLineListBox, StyleUpdatedHdl));
1509
1510 // lock size to these maxes height/width so it doesn't jump around in size
1511 m_xControl->set_label(GetLineStyleName(SvxBorderLineStyle::NONE));
1512 Size aNonePrefSize = m_xControl->get_preferred_size();
1513 m_xControl->set_label(u""_ustr);
1514 aVirDev->SetOutputSizePixel(getPreviewSize(*m_xControl));
1515 m_xControl->set_image(aVirDev);
1516 Size aSolidPrefSize = m_xControl->get_preferred_size();
1517 m_xControl->set_size_request(std::max(aNonePrefSize.Width(), aSolidPrefSize.Width()),
1518 std::max(aNonePrefSize.Height(), aSolidPrefSize.Height()));
1519
1520 eSourceUnit = FieldUnit::POINT;
1521
1522 aVirDev->SetLineColor();
1523 aVirDev->SetMapMode(MapMode(MapUnit::MapTwip));
1524 }
1525
1526 void SvtLineListBox::GrabFocus()
1527 {
1528 if (GetSelectEntryStyle() == SvxBorderLineStyle::NONE)
1529 m_xNoneButton->grab_focus();
1530 else
1531 m_xLineSet->GrabFocus();
1532 }
1533
1534 IMPL_LINK(SvtLineListBox, ToggleHdl, weld::Toggleable&, rButton, void)
1535 {
1536 if (rButton.get_active())
1537 GrabFocus();
1538 }
1539
1540 IMPL_LINK_NOARG(SvtLineListBox, StyleUpdatedHdl, weld::Widget&, void)
1541 {
1542 UpdateEntries();
1543 UpdatePreview();
1544 }
1545
1546 IMPL_LINK_NOARG(SvtLineListBox, NoneHdl, weld::Button&, void)
1547 {
1548 SelectEntry(SvxBorderLineStyle::NONE);
1549 ValueSelectHdl(nullptr);
1550 }
1551
1552 SvtLineListBox::~SvtLineListBox()
1553 {
1554 }
1555
1556 OUString SvtLineListBox::GetLineStyleName(SvxBorderLineStyle eStyle)
1557 {
1558 OUString sRet;
1559 for (sal_uInt32 i = 0; i < SAL_N_ELEMENTS(RID_SVXSTR_BORDERLINE); ++i)
1560 {
1561 if (eStyle == RID_SVXSTR_BORDERLINE[i].second)
1562 {
1563 sRet = SvtResId(RID_SVXSTR_BORDERLINE[i].first);
1564 break;
1565 }
1566 }
1567 return sRet;
1568 }
1569
1570 void SvtLineListBox::SelectEntry(SvxBorderLineStyle nStyle)
1571 {
1572 if (nStyle == SvxBorderLineStyle::NONE)
1573 m_xLineSet->SetNoSelection();
1574 else
1575 m_xLineSet->SelectItem(static_cast<sal_Int16>(nStyle) + 1);
1576 UpdatePreview();
1577 }
1578
1579 void SvtLineListBox::InsertEntry(
1580 const BorderWidthImpl& rWidthImpl, SvxBorderLineStyle nStyle, tools::Long nMinWidth,
1581 ColorFunc pColor1Fn, ColorFunc pColor2Fn, ColorDistFunc pColorDistFn )
1582 {
1583 m_vLineList.emplace_back(new ImpLineListData(
1584 rWidthImpl, nStyle, nMinWidth, pColor1Fn, pColor2Fn, pColorDistFn));
1585 }
1586
1587 void SvtLineListBox::UpdateEntries()
1588 {
1589 SvxBorderLineStyle eSelected = GetSelectEntryStyle();
1590
1591 // Remove the old entries
1592 m_xLineSet->Clear();
1593
1594 const StyleSettings& rSettings = Application::GetSettings().GetStyleSettings();
1595 Color aFieldColor = rSettings.GetFieldColor();
1596
1597 // Add the new entries based on the defined width
1598 sal_uInt16 n = 0;
1599 sal_uInt16 nCount = m_vLineList.size( );
1600 while ( n < nCount )
1601 {
1602 auto& pData = m_vLineList[ n ];
1603 BitmapEx aBmp;
1604 ImpGetLine( pData->GetLine1ForWidth( m_nWidth ),
1605 pData->GetLine2ForWidth( m_nWidth ),
1606 pData->GetDistForWidth( m_nWidth ),
1607 pData->GetColorLine1(aColor),
1608 pData->GetColorLine2(aColor),
1609 pData->GetColorDist(aColor, aFieldColor),
1610 pData->GetStyle(), aBmp );
1611 sal_Int16 nItemId = static_cast<sal_Int16>(pData->GetStyle()) + 1;
1612 m_xLineSet->InsertItem(nItemId, Image(aBmp), GetLineStyleName(pData->GetStyle()));
1613 if (pData->GetStyle() == eSelected)
1614 m_xLineSet->SelectItem(nItemId);
1615 n++;
1616 }
1617
1618 m_xLineSet->SetOptimalSize();
1619 }
1620
1621 IMPL_LINK_NOARG(SvtLineListBox, ValueSelectHdl, ValueSet*, void)
1622 {
1623 maSelectHdl.Call(*this);
1624 UpdatePreview();
1625 if (m_xControl->get_active())
1626 m_xControl->set_active(false);
1627 }
1628
1629 void SvtLineListBox::UpdatePreview()
1630 {
1631 SvxBorderLineStyle eStyle = GetSelectEntryStyle();
1632 for (sal_uInt32 i = 0; i < SAL_N_ELEMENTS(RID_SVXSTR_BORDERLINE); ++i)
1633 {
1634 if (eStyle == RID_SVXSTR_BORDERLINE[i].second)
1635 {
1636 m_xControl->set_label(SvtResId(RID_SVXSTR_BORDERLINE[i].first));
1637 break;
1638 }
1639 }
1640
1641 if (eStyle == SvxBorderLineStyle::NONE)
1642 {
1643 m_xControl->set_image(nullptr);
1644 m_xControl->set_label(GetLineStyleName(SvxBorderLineStyle::NONE));
1645 }
1646 else
1647 {
1648 Image aImage(m_xLineSet->GetItemImage(m_xLineSet->GetSelectedItemId()));
1649 m_xControl->set_label(u""_ustr);
1650 const auto nPos = (aVirDev->GetOutputSizePixel().Height() - aImage.GetSizePixel().Height()) / 2;
1651 aVirDev->Push(vcl::PushFlags::MAPMODE);
1652 aVirDev->SetMapMode(MapMode(MapUnit::MapPixel));
1653 const StyleSettings& rSettings = Application::GetSettings().GetStyleSettings();
1654 aVirDev->SetBackground(rSettings.GetFieldColor());
1655 aVirDev->Erase();
1656 aVirDev->DrawImage(Point(0, nPos), aImage);
1657 m_xControl->set_image(aVirDev.get());
1658 aVirDev->Pop();
1659 }
1660 }
1661
1662 SvtCalendarBox::SvtCalendarBox(std::unique_ptr<weld::MenuButton> pControl, bool bUseLabel)
1663 : m_bUseLabel(bUseLabel)
1664 , m_xControl(std::move(pControl))
1665 , m_xBuilder(Application::CreateBuilder(m_xControl.get(), u"svt/ui/datewindow.ui"_ustr))
1666 , m_xTopLevel(m_xBuilder->weld_popover(u"date_popup_window"_ustr))
1667 , m_xCalendar(m_xBuilder->weld_calendar(u"date_picker"_ustr))
1668 {
1669 m_xControl->set_popover(m_xTopLevel.get());
1670 m_xCalendar->connect_selected(LINK(this, SvtCalendarBox, SelectHdl));
1671 m_xCalendar->connect_activated(LINK(this, SvtCalendarBox, ActivateHdl));
1672 }
1673
1674 void SvtCalendarBox::set_date(const Date& rDate)
1675 {
1676 m_xCalendar->set_date(rDate);
1677 set_label_from_date();
1678 }
1679
1680 void SvtCalendarBox::set_label_from_date()
1681 {
1682 if (!m_bUseLabel)
1683 return;
1684 const LocaleDataWrapper& rLocaleData = Application::GetSettings().GetLocaleDataWrapper();
1685 m_xControl->set_label(rLocaleData.getDate(m_xCalendar->get_date()));
1686 }
1687
1688 IMPL_LINK_NOARG(SvtCalendarBox, SelectHdl, weld::Calendar&, void)
1689 {
1690 set_label_from_date();
1691 m_aSelectHdl.Call(*this);
1692 }
1693
1694 IMPL_LINK_NOARG(SvtCalendarBox, ActivateHdl, weld::Calendar&, void)
1695 {
1696 if (m_xControl->get_active())
1697 m_xControl->set_active(false);
1698 m_aActivatedHdl.Call(*this);
1699 }
1700
1701 SvtCalendarBox::~SvtCalendarBox()
1702 {
1703 }
1704
1705 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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