Bug Summary

File:home/maarten/src/libreoffice/core/include/rtl/ref.hxx
Warning:line 192, column 9
Use of memory after it is freed

Annotated Source Code

Press '?' to see keyboard shortcuts

clang -cc1 -cc1 -triple x86_64-unknown-linux-gnu -analyze -disable-free -disable-llvm-verifier -discard-value-names -main-file-name gdimtf.cxx -analyzer-store=region -analyzer-opt-analyze-nested-blocks -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=cplusplus -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -mrelocation-model pic -pic-level 2 -mframe-pointer=all -fmath-errno -fno-rounding-math -mconstructor-aliases -munwind-tables -target-cpu x86-64 -fno-split-dwarf-inlining -debugger-tuning=gdb -resource-dir /usr/lib64/clang/11.0.0 -isystem /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/glm -isystem /usr/include/glib-2.0 -isystem /usr/lib64/glib-2.0/include -isystem /usr/include/libmount -isystem /usr/include/blkid -isystem /usr/include/cairo -isystem /usr/include/glib-2.0 -isystem /usr/lib64/glib-2.0/include -isystem /usr/include/pixman-1 -isystem /usr/include/freetype2 -isystem /usr/include/libpng16 -isystem /usr/include/libxml2 -isystem /usr/include/freetype2 -isystem /usr/include/libpng16 -isystem /usr/include/dbus-1.0 -isystem /usr/lib64/dbus-1.0/include -isystem /usr/include/freetype2 -isystem /usr/include/libpng16 -D BOOST_ERROR_CODE_HEADER_ONLY -D BOOST_SYSTEM_NO_DEPRECATED -D CPPU_ENV=gcc3 -D LINUX -D OSL_DEBUG_LEVEL=1 -D SAL_LOG_INFO -D SAL_LOG_WARN -D UNIX -D UNX -D X86_64 -D _PTHREADS -D _REENTRANT -D VCL_DLLIMPLEMENTATION -D DLLIMPLEMENTATION_UITEST -D CUI_DLL_NAME="libcuilo.so" -D DESKTOP_DETECTOR_DLL_NAME="libdesktop_detectorlo.so" -D TK_DLL_NAME="libtklo.so" -D SYSTEM_ZLIB -D GLM_FORCE_CTOR_INIT -D SK_USER_CONFIG_HEADER=</home/maarten/src/libreoffice/core/config_host/config_skia.h> -D SKIA_DLL -D ENABLE_CUPS -D HAVE_VALGRIND_HEADERS -D EXCEPTIONS_ON -D LIBO_INTERNAL_ONLY -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/epoxy/include -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/skia/include/core -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/skia/include/effects -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/skia/include/gpu -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/skia/include/config -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/skia/include/ports -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/skia/include/third_party/vulkan -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/skia/tools/gpu -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/skia -I /home/maarten/src/libreoffice/core/external/skia/inc/ -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/mdds/include -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/lcms2/include -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/icu/source -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/icu/source/i18n -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/icu/source/common -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/harfbuzz/src -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/graphite/include -I /home/maarten/src/libreoffice/core/external/boost/include -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/boost -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/pdfium -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/pdfium/public -D COMPONENT_BUILD -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/libpng -I /home/maarten/src/libreoffice/core/workdir/UnpackedTarball/libjpeg-turbo -I /home/maarten/src/libreoffice/core/include -I /usr/lib/jvm/java-11-openjdk-11.0.9.10-0.0.ea.fc33.x86_64/include -I /usr/lib/jvm/java-11-openjdk-11.0.9.10-0.0.ea.fc33.x86_64/include/linux -I /home/maarten/src/libreoffice/core/config_host -I /home/maarten/src/libreoffice/core/vcl/inc -I /home/maarten/src/libreoffice/core/workdir/UnoApiHeadersTarget/udkapi/normal -I /home/maarten/src/libreoffice/core/workdir/UnoApiHeadersTarget/offapi/normal -I /home/maarten/src/libreoffice/core/workdir/CustomTarget/officecfg/registry -I /usr/include/freetype2 -I /usr/include/libpng16 -I /usr/include/libxml2 -internal-isystem /usr/bin/../lib/gcc/x86_64-redhat-linux/10/../../../../include/c++/10 -internal-isystem /usr/bin/../lib/gcc/x86_64-redhat-linux/10/../../../../include/c++/10/x86_64-redhat-linux -internal-isystem /usr/bin/../lib/gcc/x86_64-redhat-linux/10/../../../../include/c++/10/backward -internal-isystem /usr/local/include -internal-isystem /usr/lib64/clang/11.0.0/include -internal-externc-isystem /include -internal-externc-isystem /usr/include -O0 -Wno-missing-braces -std=c++17 -fdeprecated-macro -fdebug-compilation-dir /home/maarten/src/libreoffice/core -ferror-limit 19 -fvisibility hidden -fvisibility-inlines-hidden -stack-protector 2 -fgnuc-version=4.2.1 -fcxx-exceptions -fexceptions -debug-info-kind=constructor -analyzer-output=html -faddrsig -o /home/maarten/tmp/wis/scan-build-libreoffice/output/report/2020-10-07-141433-9725-1 -x c++ /home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx

/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx

→
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 <cstdlib>
21#include <memory>
22#include <sal/log.hxx>
23#include <osl/diagnose.h>
24#include <tools/diagnose_ex.h>
25#include <tools/helpers.hxx>
26#include <tools/stream.hxx>
27#include <tools/vcompat.hxx>
28#include <tools/fract.hxx>
29#include <vcl/BitmapPalette.hxx>
30#include <vcl/metaact.hxx>
31#include <vcl/outdev.hxx>
32#include <vcl/window.hxx>
33#include <vcl/virdev.hxx>
34#include <vcl/svapp.hxx>
35#include <vcl/gdimtf.hxx>
36#include <vcl/graphictools.hxx>
37#include <basegfx/polygon/b2dpolygon.hxx>
38#include <vcl/canvastools.hxx>
39#include <vcl/mtfxmldump.hxx>
40
41#include <svmconverter.hxx>
42#include <TypeSerializer.hxx>
43
44#include <com/sun/star/beans/XFastPropertySet.hpp>
45#include <com/sun/star/rendering/MtfRenderer.hpp>
46#include <com/sun/star/rendering/XBitmapCanvas.hpp>
47#include <com/sun/star/rendering/XCanvas.hpp>
48#include <comphelper/processfactory.hxx>
49
50using namespace com::sun::star;
51
52#define GAMMA( _def_cVal, _def_InvGamma )(static_cast<sal_uInt8>(MinMax(FRound(pow( _def_cVal/255.0
,_def_InvGamma)*255.0),0,255))) (static_cast<sal_uInt8>(MinMax(FRound(pow( _def_cVal/255.0,_def_InvGamma)*255.0),0,255)))
53
54namespace {
55
56struct ImplColAdjustParam
57{
58 std::unique_ptr<sal_uInt8[]> pMapR;
59 std::unique_ptr<sal_uInt8[]> pMapG;
60 std::unique_ptr<sal_uInt8[]> pMapB;
61};
62
63struct ImplBmpAdjustParam
64{
65 short nLuminancePercent;
66 short nContrastPercent;
67 short nChannelRPercent;
68 short nChannelGPercent;
69 short nChannelBPercent;
70 double fGamma;
71 bool bInvert;
72};
73
74struct ImplColConvertParam
75{
76 MtfConversion eConversion;
77};
78
79struct ImplBmpConvertParam
80{
81 BmpConversion eConversion;
82};
83
84struct ImplColMonoParam
85{
86 Color aColor;
87};
88
89struct ImplBmpMonoParam
90{
91 Color aColor;
92};
93
94struct ImplColReplaceParam
95{
96 std::unique_ptr<sal_uLong[]> pMinR;
97 std::unique_ptr<sal_uLong[]> pMaxR;
98 std::unique_ptr<sal_uLong[]> pMinG;
99 std::unique_ptr<sal_uLong[]> pMaxG;
100 std::unique_ptr<sal_uLong[]> pMinB;
101 std::unique_ptr<sal_uLong[]> pMaxB;
102 const Color * pDstCols;
103 sal_uLong nCount;
104};
105
106struct ImplBmpReplaceParam
107{
108 const Color* pSrcCols;
109 const Color* pDstCols;
110 sal_uLong nCount;
111};
112
113}
114
115GDIMetaFile::GDIMetaFile() :
116 m_nCurrentActionElement( 0 ),
117 m_aPrefSize ( 1, 1 ),
118 m_pPrev ( nullptr ),
119 m_pNext ( nullptr ),
120 m_pOutDev ( nullptr ),
121 m_bPause ( false ),
122 m_bRecord ( false ),
123 m_bUseCanvas ( false )
124{
125}
126
127GDIMetaFile::GDIMetaFile( const GDIMetaFile& rMtf ) :
128 m_nCurrentActionElement( rMtf.m_nCurrentActionElement ),
129 m_aPrefMapMode ( rMtf.m_aPrefMapMode ),
130 m_aPrefSize ( rMtf.m_aPrefSize ),
131 m_pPrev ( rMtf.m_pPrev ),
132 m_pNext ( rMtf.m_pNext ),
133 m_pOutDev ( nullptr ),
134 m_bPause ( false ),
135 m_bRecord ( false ),
136 m_bUseCanvas ( rMtf.m_bUseCanvas )
137{
138 for( size_t i = 0, n = rMtf.GetActionSize(); i < n; ++i )
139 {
140 m_aList.push_back( rMtf.GetAction( i ) );
141 }
142
143 if( rMtf.m_bRecord )
144 {
145 Record( rMtf.m_pOutDev );
146
147 if ( rMtf.m_bPause )
148 Pause( true );
149 }
150}
151
152GDIMetaFile::~GDIMetaFile()
153{
154 Clear();
155}
156
157bool GDIMetaFile::HasTransparentActions() const
158{
159 MetaAction* pCurrAct;
160
161 // watch for transparent drawing actions
162 for(pCurrAct = const_cast<GDIMetaFile*>(this)->FirstAction();
163 pCurrAct;
164 pCurrAct = const_cast<GDIMetaFile*>(this)->NextAction())
165 {
166 // #i10613# determine if the action is transparency capable
167
168 // #107169# Also examine metafiles with masked bitmaps in
169 // detail. Further down, this is optimized in such a way
170 // that there's no unnecessary painting of masked bitmaps
171 // (which are _always_ subdivided into rectangular regions
172 // of uniform opacity): if a masked bitmap is printed over
173 // empty background, we convert to a plain bitmap with
174 // white background.
175 if (pCurrAct->IsTransparent())
176 return true;
177 }
178
179 return false;
180}
181
182size_t GDIMetaFile::GetActionSize() const
183{
184 return m_aList.size();
185}
186
187MetaAction* GDIMetaFile::GetAction( size_t nAction ) const
188{
189 return (nAction < m_aList.size()) ? m_aList[ nAction ].get() : nullptr;
190}
191
192MetaAction* GDIMetaFile::FirstAction()
193{
194 m_nCurrentActionElement = 0;
195 return m_aList.empty() ? nullptr : m_aList[ 0 ].get();
196}
197
198MetaAction* GDIMetaFile::NextAction()
199{
200 return ( m_nCurrentActionElement + 1 < m_aList.size() ) ? m_aList[ ++m_nCurrentActionElement ].get() : nullptr;
201}
202
203void GDIMetaFile::ReplaceAction( rtl::Reference<MetaAction> pAction, size_t nAction )
204{
205 if ( nAction >= m_aList.size() )
206 {
207 return;
208 }
209 //fdo#39995 This doesn't increment the incoming action ref-count nor does it
210 //decrement the outgoing action ref-count
211 std::swap(pAction, m_aList[nAction]);
212}
213
214GDIMetaFile& GDIMetaFile::operator=( const GDIMetaFile& rMtf )
215{
216 if( this != &rMtf )
217 {
218 Clear();
219
220 // Increment RefCount of MetaActions
221 for( size_t i = 0, n = rMtf.GetActionSize(); i < n; ++i )
222 {
223 m_aList.push_back( rMtf.GetAction( i ) );
224 }
225
226 m_aPrefMapMode = rMtf.m_aPrefMapMode;
227 m_aPrefSize = rMtf.m_aPrefSize;
228 m_pPrev = rMtf.m_pPrev;
229 m_pNext = rMtf.m_pNext;
230 m_pOutDev = nullptr;
231 m_bPause = false;
232 m_bRecord = false;
233 m_bUseCanvas = rMtf.m_bUseCanvas;
234
235 if( rMtf.m_bRecord )
236 {
237 Record( rMtf.m_pOutDev );
238
239 if( rMtf.m_bPause )
240 Pause( true );
241 }
242 }
243
244 return *this;
245}
246
247bool GDIMetaFile::operator==( const GDIMetaFile& rMtf ) const
248{
249 const size_t nObjCount = m_aList.size();
250 bool bRet = false;
251
252 if( this == &rMtf )
253 bRet = true;
254 else if( rMtf.GetActionSize() == nObjCount &&
255 rMtf.GetPrefSize() == m_aPrefSize &&
256 rMtf.GetPrefMapMode() == m_aPrefMapMode )
257 {
258 bRet = true;
259
260 for( size_t n = 0; n < nObjCount; n++ )
261 {
262 if( m_aList[ n ] != rMtf.GetAction( n ) )
263 {
264 bRet = false;
265 break;
266 }
267 }
268 }
269
270 return bRet;
271}
272
273void GDIMetaFile::Clear()
274{
275 if( m_bRecord )
276 Stop();
277
278 m_aList.clear();
279}
280
281void GDIMetaFile::Linker( OutputDevice* pOut, bool bLink )
282{
283 if( bLink )
284 {
285 m_pNext = nullptr;
286 m_pPrev = pOut->GetConnectMetaFile();
287 pOut->SetConnectMetaFile( this );
288
289 if( m_pPrev )
290 m_pPrev->m_pNext = this;
291 }
292 else
293 {
294 if( m_pNext )
295 {
296 m_pNext->m_pPrev = m_pPrev;
297
298 if( m_pPrev )
299 m_pPrev->m_pNext = m_pNext;
300 }
301 else
302 {
303 if( m_pPrev )
304 m_pPrev->m_pNext = nullptr;
305
306 pOut->SetConnectMetaFile( m_pPrev );
307 }
308
309 m_pPrev = nullptr;
310 m_pNext = nullptr;
311 }
312}
313
314void GDIMetaFile::Record( OutputDevice* pOut )
315{
316 if( m_bRecord )
317 Stop();
318
319 m_nCurrentActionElement = m_aList.empty() ? 0 : (m_aList.size() - 1);
320 m_pOutDev = pOut;
321 m_bRecord = true;
322 Linker( pOut, true );
323}
324
325void GDIMetaFile::Play( GDIMetaFile& rMtf )
326{
327 if (m_bRecord || rMtf.m_bRecord)
328 return;
329
330 MetaAction* pAction = GetCurAction();
331 const size_t nObjCount = m_aList.size();
332
333 rMtf.UseCanvas( rMtf.GetUseCanvas() || m_bUseCanvas );
334
335 for( size_t nCurPos = m_nCurrentActionElement; nCurPos < nObjCount; nCurPos++ )
336 {
337 if( pAction )
338 {
339 rMtf.AddAction( pAction );
340 }
341
342 pAction = NextAction();
343 }
344}
345
346void GDIMetaFile::Play( OutputDevice* pOut, size_t nPos )
347{
348 if( m_bRecord )
349 return;
350
351 MetaAction* pAction = GetCurAction();
352 const size_t nObjCount = m_aList.size();
353 size_t nSyncCount = pOut->GetSyncCount();
354
355 if( nPos > nObjCount )
356 nPos = nObjCount;
357
358 // #i23407# Set backwards-compatible text language and layout mode
359 // This is necessary, since old metafiles don't even know of these
360 // recent add-ons. Newer metafiles must of course explicitly set
361 // those states.
362 pOut->Push( PushFlags::TEXTLAYOUTMODE|PushFlags::TEXTLANGUAGE );
363 pOut->SetLayoutMode( ComplexTextLayoutFlags::Default );
364 pOut->SetDigitLanguage( LANGUAGE_SYSTEMLanguageType(0x0000) );
365
366 SAL_INFO( "vcl.gdi", "GDIMetaFile::Play on device of size: " << pOut->GetOutputSizePixel().Width() << " " << pOut->GetOutputSizePixel().Height())do { if (true) { switch (sal_detail_log_report(::SAL_DETAIL_LOG_LEVEL_INFO
, "vcl.gdi")) { case SAL_DETAIL_LOG_ACTION_IGNORE: break; case
SAL_DETAIL_LOG_ACTION_LOG: if (sizeof ::sal::detail::getResult
( ::sal::detail::StreamStart() << "GDIMetaFile::Play on device of size: "
<< pOut->GetOutputSizePixel().Width() << " " <<
pOut->GetOutputSizePixel().Height()) == 1) { ::sal_detail_log
( (::SAL_DETAIL_LOG_LEVEL_INFO), ("vcl.gdi"), ("/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
":" "366" ": "), ::sal::detail::unwrapStream( ::sal::detail::
StreamStart() << "GDIMetaFile::Play on device of size: "
<< pOut->GetOutputSizePixel().Width() << " " <<
pOut->GetOutputSizePixel().Height()), 0); } else { ::std::
ostringstream sal_detail_stream; sal_detail_stream << "GDIMetaFile::Play on device of size: "
<< pOut->GetOutputSizePixel().Width() << " " <<
pOut->GetOutputSizePixel().Height(); ::sal::detail::log( (
::SAL_DETAIL_LOG_LEVEL_INFO), ("vcl.gdi"), ("/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
":" "366" ": "), sal_detail_stream, 0); }; break; case SAL_DETAIL_LOG_ACTION_FATAL
: if (sizeof ::sal::detail::getResult( ::sal::detail::StreamStart
() << "GDIMetaFile::Play on device of size: " << pOut
->GetOutputSizePixel().Width() << " " << pOut->
GetOutputSizePixel().Height()) == 1) { ::sal_detail_log( (::SAL_DETAIL_LOG_LEVEL_INFO
), ("vcl.gdi"), ("/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
":" "366" ": "), ::sal::detail::unwrapStream( ::sal::detail::
StreamStart() << "GDIMetaFile::Play on device of size: "
<< pOut->GetOutputSizePixel().Width() << " " <<
pOut->GetOutputSizePixel().Height()), 0); } else { ::std::
ostringstream sal_detail_stream; sal_detail_stream << "GDIMetaFile::Play on device of size: "
<< pOut->GetOutputSizePixel().Width() << " " <<
pOut->GetOutputSizePixel().Height(); ::sal::detail::log( (
::SAL_DETAIL_LOG_LEVEL_INFO), ("vcl.gdi"), ("/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
":" "366" ": "), sal_detail_stream, 0); }; std::abort(); break
; } } } while (false);
367
368 if( !ImplPlayWithRenderer( pOut, Point(0,0), pOut->GetOutputSize() ) ) {
369 size_t i = 0;
370 for( size_t nCurPos = m_nCurrentActionElement; nCurPos < nPos; nCurPos++ )
371 {
372 if( pAction )
373 {
374 pAction->Execute( pOut );
375
376 // flush output from time to time
377 if( i++ > nSyncCount )
378 {
379 static_cast<vcl::Window*>( pOut )->Flush();
380 i = 0;
381 }
382 }
383
384 pAction = NextAction();
385 }
386 }
387 pOut->Pop();
388}
389
390bool GDIMetaFile::ImplPlayWithRenderer( OutputDevice* pOut, const Point& rPos, Size rLogicDestSize )
391{
392 if (!m_bUseCanvas)
393 return false;
394
395 Size rDestSize( pOut->LogicToPixel( rLogicDestSize ) );
396
397 const vcl::Window* win = dynamic_cast <vcl::Window*> ( pOut );
398
399 if (!win)
400 win = Application::GetActiveTopWindow();
401 if (!win)
402 win = Application::GetFirstTopLevelWindow();
403
404 if (!win)
405 return false;
406
407 try
408 {
409 uno::Reference<rendering::XCanvas> xCanvas = win->GetCanvas ();
410
411 if (!xCanvas.is())
412 return false;
413
414 Size aSize (rDestSize.Width () + 1, rDestSize.Height () + 1);
415 uno::Reference<rendering::XBitmap> xBitmap = xCanvas->getDevice ()->createCompatibleAlphaBitmap (vcl::unotools::integerSize2DFromSize( aSize));
416 if( xBitmap.is () )
417 {
418 uno::Reference< rendering::XBitmapCanvas > xBitmapCanvas( xBitmap, uno::UNO_QUERY );
419 if( xBitmapCanvas.is() )
420 {
421 uno::Reference< uno::XComponentContext > xContext = comphelper::getProcessComponentContext();
422 uno::Reference< rendering::XMtfRenderer > xMtfRenderer = rendering::MtfRenderer::createWithBitmapCanvas( xContext, xBitmapCanvas );
423
424 xBitmapCanvas->clear();
425 uno::Reference< beans::XFastPropertySet > xMtfFastPropertySet( xMtfRenderer, uno::UNO_QUERY );
426 if( xMtfFastPropertySet.is() )
427 // set this metafile to the renderer to
428 // speedup things (instead of copying data to
429 // sequence of bytes passed to renderer)
430 xMtfFastPropertySet->setFastPropertyValue( 0, uno::Any( reinterpret_cast<sal_Int64>( this ) ) );
431
432 xMtfRenderer->draw( rDestSize.Width(), rDestSize.Height() );
433
434 BitmapEx aBitmapEx;
435 if( aBitmapEx.Create( xBitmapCanvas, aSize ) )
436 {
437 if (pOut->GetMapMode().GetMapUnit() == MapUnit::MapPixel)
438 pOut->DrawBitmapEx( rPos, aBitmapEx );
439 else
440 pOut->DrawBitmapEx( rPos, rLogicDestSize, aBitmapEx );
441 return true;
442 }
443 }
444 }
445 }
446 catch (const uno::RuntimeException& )
447 {
448 throw; // runtime errors are fatal
449 }
450 catch (const uno::Exception&)
451 {
452 // ignore errors, no way of reporting them here
453 TOOLS_WARN_EXCEPTION("vcl.gdi", "GDIMetaFile::ImplPlayWithRenderer")do { css::uno::Any tools_warn_exception( DbgGetCaughtException
() ); do { if (true) { switch (sal_detail_log_report(::SAL_DETAIL_LOG_LEVEL_WARN
, "vcl.gdi")) { case SAL_DETAIL_LOG_ACTION_IGNORE: break; case
SAL_DETAIL_LOG_ACTION_LOG: if (sizeof ::sal::detail::getResult
( ::sal::detail::StreamStart() << "GDIMetaFile::ImplPlayWithRenderer"
<< " " << exceptionToString(tools_warn_exception
)) == 1) { ::sal_detail_log( (::SAL_DETAIL_LOG_LEVEL_WARN), (
"vcl.gdi"), ("/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
":" "453" ": "), ::sal::detail::unwrapStream( ::sal::detail::
StreamStart() << "GDIMetaFile::ImplPlayWithRenderer" <<
" " << exceptionToString(tools_warn_exception)), 0); }
else { ::std::ostringstream sal_detail_stream; sal_detail_stream
<< "GDIMetaFile::ImplPlayWithRenderer" << " " <<
exceptionToString(tools_warn_exception); ::sal::detail::log(
(::SAL_DETAIL_LOG_LEVEL_WARN), ("vcl.gdi"), ("/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
":" "453" ": "), sal_detail_stream, 0); }; break; case SAL_DETAIL_LOG_ACTION_FATAL
: if (sizeof ::sal::detail::getResult( ::sal::detail::StreamStart
() << "GDIMetaFile::ImplPlayWithRenderer" << " " <<
exceptionToString(tools_warn_exception)) == 1) { ::sal_detail_log
( (::SAL_DETAIL_LOG_LEVEL_WARN), ("vcl.gdi"), ("/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
":" "453" ": "), ::sal::detail::unwrapStream( ::sal::detail::
StreamStart() << "GDIMetaFile::ImplPlayWithRenderer" <<
" " << exceptionToString(tools_warn_exception)), 0); }
else { ::std::ostringstream sal_detail_stream; sal_detail_stream
<< "GDIMetaFile::ImplPlayWithRenderer" << " " <<
exceptionToString(tools_warn_exception); ::sal::detail::log(
(::SAL_DETAIL_LOG_LEVEL_WARN), ("vcl.gdi"), ("/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
":" "453" ": "), sal_detail_stream, 0); }; std::abort(); break
; } } } while (false); } while (false);
454 }
455
456 return false;
457}
458
459void GDIMetaFile::Play( OutputDevice* pOut, const Point& rPos,
460 const Size& rSize )
461{
462 MapMode aDrawMap( GetPrefMapMode() );
463 Size aDestSize( pOut->LogicToPixel( rSize ) );
464
465 if( !aDestSize.Width() || !aDestSize.Height() )
466 return;
467
468 GDIMetaFile* pMtf = pOut->GetConnectMetaFile();
469
470 if( ImplPlayWithRenderer( pOut, rPos, rSize ) )
471 return;
472
473 Size aTmpPrefSize( pOut->LogicToPixel( GetPrefSize(), aDrawMap ) );
474
475 if( !aTmpPrefSize.Width() )
476 aTmpPrefSize.setWidth( aDestSize.Width() );
477
478 if( !aTmpPrefSize.Height() )
479 aTmpPrefSize.setHeight( aDestSize.Height() );
480
481 Fraction aScaleX( aDestSize.Width(), aTmpPrefSize.Width() );
482 Fraction aScaleY( aDestSize.Height(), aTmpPrefSize.Height() );
483
484 aScaleX *= aDrawMap.GetScaleX(); aDrawMap.SetScaleX( aScaleX );
485 aScaleY *= aDrawMap.GetScaleY(); aDrawMap.SetScaleY( aScaleY );
486
487 // #i47260# Convert logical output position to offset within
488 // the metafile's mapmode. Therefore, disable pixel offset on
489 // outdev, it's inverse mnOutOffLogicX/Y is calculated for a
490 // different mapmode (the one currently set on pOut, that is)
491 // - thus, aDrawMap's origin would generally be wrong. And
492 // even _if_ aDrawMap is similar to pOutDev's current mapmode,
493 // it's _still_ undesirable to have pixel offset unequal zero,
494 // because one would still get round-off errors (the
495 // round-trip error for LogicToPixel( PixelToLogic() ) was the
496 // reason for having pixel offset in the first place).
497 const Size& rOldOffset( pOut->GetPixelOffset() );
498 const Size aEmptySize;
499 pOut->SetPixelOffset( aEmptySize );
500 aDrawMap.SetOrigin( pOut->PixelToLogic( pOut->LogicToPixel( rPos ), aDrawMap ) );
501 pOut->SetPixelOffset( rOldOffset );
502
503 pOut->Push();
504
505 bool bIsRecord = (pMtf && pMtf->IsRecord());
506 pOut->SetMetafileMapMode(aDrawMap, bIsRecord);
507
508 // #i23407# Set backwards-compatible text language and layout mode
509 // This is necessary, since old metafiles don't even know of these
510 // recent add-ons. Newer metafiles must of course explicitly set
511 // those states.
512 pOut->SetLayoutMode( ComplexTextLayoutFlags::Default );
513 pOut->SetDigitLanguage( LANGUAGE_SYSTEMLanguageType(0x0000) );
514
515 Play( pOut );
516
517 pOut->Pop();
518
519}
520
521void GDIMetaFile::Pause( bool _bPause )
522{
523 if( !m_bRecord )
524 return;
525
526 if( _bPause )
527 {
528 if( !m_bPause )
529 Linker( m_pOutDev, false );
530 }
531 else
532 {
533 if( m_bPause )
534 Linker( m_pOutDev, true );
535 }
536
537 m_bPause = _bPause;
538}
539
540void GDIMetaFile::Stop()
541{
542 if( m_bRecord )
543 {
544 m_bRecord = false;
545
546 if( !m_bPause )
547 Linker( m_pOutDev, false );
548 else
549 m_bPause = false;
550 }
551}
552
553void GDIMetaFile::WindStart()
554{
555 if( !m_bRecord )
556 m_nCurrentActionElement = 0;
557}
558
559void GDIMetaFile::WindPrev()
560{
561 if( !m_bRecord )
562 if ( m_nCurrentActionElement > 0 )
563 --m_nCurrentActionElement;
564}
565
566void GDIMetaFile::AddAction(const rtl::Reference<MetaAction>& pAction)
567{
568 m_aList.push_back( pAction );
569
570 if( m_pPrev )
571 {
572 m_pPrev->AddAction( pAction );
573 }
574}
575
576void GDIMetaFile::AddAction(const rtl::Reference<MetaAction>& pAction, size_t nPos)
577{
578 if ( nPos < m_aList.size() )
579 {
580 m_aList.insert( m_aList.begin() + nPos, pAction );
581 }
582 else
583 {
584 m_aList.push_back( pAction );
585 }
586
587 if( m_pPrev )
588 {
589 m_pPrev->AddAction( pAction, nPos );
590 }
591}
592
593void GDIMetaFile::push_back(const rtl::Reference<MetaAction>& pAction)
594{
595 m_aList.push_back( pAction );
596}
597
598void GDIMetaFile::Mirror( BmpMirrorFlags nMirrorFlags )
599{
600 const Size aOldPrefSize( GetPrefSize() );
601 long nMoveX, nMoveY;
602 double fScaleX, fScaleY;
603
604 if( nMirrorFlags & BmpMirrorFlags::Horizontal )
605 {
606 nMoveX = std::abs( aOldPrefSize.Width() ) - 1;
607 fScaleX = -1.0;
608 }
609 else
610 {
611 nMoveX = 0;
612 fScaleX = 1.0;
613 }
614
615 if( nMirrorFlags & BmpMirrorFlags::Vertical )
616 {
617 nMoveY = std::abs( aOldPrefSize.Height() ) - 1;
618 fScaleY = -1.0;
619 }
620 else
621 {
622 nMoveY = 0;
623 fScaleY = 1.0;
624 }
625
626 if( ( fScaleX != 1.0 ) || ( fScaleY != 1.0 ) )
627 {
628 Scale( fScaleX, fScaleY );
629 Move( nMoveX, nMoveY );
630 SetPrefSize( aOldPrefSize );
631 }
632}
633
634void GDIMetaFile::Move( long nX, long nY )
635{
636 const Size aBaseOffset( nX, nY );
637 Size aOffset( aBaseOffset );
638 ScopedVclPtrInstance< VirtualDevice > aMapVDev;
639
640 aMapVDev->EnableOutput( false );
641 aMapVDev->SetMapMode( GetPrefMapMode() );
642
643 for( MetaAction* pAct = FirstAction(); pAct; pAct = NextAction() )
644 {
645 const MetaActionType nType = pAct->GetType();
646 MetaAction* pModAct;
647
648 if( pAct->GetRefCount() > 1 )
649 {
650 m_aList[ m_nCurrentActionElement ] = pAct->Clone();
651 pModAct = m_aList[ m_nCurrentActionElement ].get();
652 }
653 else
654 pModAct = pAct;
655
656 if( ( MetaActionType::MAPMODE == nType ) ||
657 ( MetaActionType::PUSH == nType ) ||
658 ( MetaActionType::POP == nType ) )
659 {
660 pModAct->Execute( aMapVDev.get() );
661 aOffset = OutputDevice::LogicToLogic( aBaseOffset, GetPrefMapMode(), aMapVDev->GetMapMode() );
662 }
663
664 pModAct->Move( aOffset.Width(), aOffset.Height() );
665 }
666}
667
668void GDIMetaFile::Move( long nX, long nY, long nDPIX, long nDPIY )
669{
670 const Size aBaseOffset( nX, nY );
671 Size aOffset( aBaseOffset );
672 ScopedVclPtrInstance< VirtualDevice > aMapVDev;
673
674 aMapVDev->EnableOutput( false );
675 aMapVDev->SetReferenceDevice( nDPIX, nDPIY );
676 aMapVDev->SetMapMode( GetPrefMapMode() );
677
678 for( MetaAction* pAct = FirstAction(); pAct; pAct = NextAction() )
679 {
680 const MetaActionType nType = pAct->GetType();
681 MetaAction* pModAct;
682
683 if( pAct->GetRefCount() > 1 )
684 {
685 m_aList[ m_nCurrentActionElement ] = pAct->Clone();
686 pModAct = m_aList[ m_nCurrentActionElement ].get();
687 }
688 else
689 pModAct = pAct;
690
691 if( ( MetaActionType::MAPMODE == nType ) ||
692 ( MetaActionType::PUSH == nType ) ||
693 ( MetaActionType::POP == nType ) )
694 {
695 pModAct->Execute( aMapVDev.get() );
696 if( aMapVDev->GetMapMode().GetMapUnit() == MapUnit::MapPixel )
697 {
698 aOffset = aMapVDev->LogicToPixel( aBaseOffset, GetPrefMapMode() );
699 MapMode aMap( aMapVDev->GetMapMode() );
700 aOffset.setWidth( static_cast<long>(aOffset.Width() * static_cast<double>(aMap.GetScaleX())) );
701 aOffset.setHeight( static_cast<long>(aOffset.Height() * static_cast<double>(aMap.GetScaleY())) );
702 }
703 else
704 aOffset = OutputDevice::LogicToLogic( aBaseOffset, GetPrefMapMode(), aMapVDev->GetMapMode() );
705 }
706
707 pModAct->Move( aOffset.Width(), aOffset.Height() );
708 }
709}
710
711void GDIMetaFile::Scale( double fScaleX, double fScaleY )
712{
713 for( MetaAction* pAct = FirstAction(); pAct; pAct = NextAction() )
714 {
715 MetaAction* pModAct;
716
717 if( pAct->GetRefCount() > 1 )
718 {
719 m_aList[ m_nCurrentActionElement ] = pAct->Clone();
720 pModAct = m_aList[ m_nCurrentActionElement ].get();
721 }
722 else
723 pModAct = pAct;
724
725 pModAct->Scale( fScaleX, fScaleY );
726 }
727
728 m_aPrefSize.setWidth( FRound( m_aPrefSize.Width() * fScaleX ) );
729 m_aPrefSize.setHeight( FRound( m_aPrefSize.Height() * fScaleY ) );
730}
731
732void GDIMetaFile::Scale( const Fraction& rScaleX, const Fraction& rScaleY )
733{
734 Scale( static_cast<double>(rScaleX), static_cast<double>(rScaleY) );
735}
736
737void GDIMetaFile::Clip( const tools::Rectangle& i_rClipRect )
738{
739 tools::Rectangle aCurRect( i_rClipRect );
740 ScopedVclPtrInstance< VirtualDevice > aMapVDev;
1
Calling default constructor for 'ScopedVclPtrInstance<VirtualDevice>'
→
3
←
Returning from default constructor for 'ScopedVclPtrInstance<VirtualDevice>'
→
741
742 aMapVDev->EnableOutput( false );
743 aMapVDev->SetMapMode( GetPrefMapMode() );
744
745 for( MetaAction* pAct = FirstAction(); pAct; pAct = NextAction() )
4
←
Loop condition is false. Execution continues on line 374
→
746 {
747 const MetaActionType nType = pAct->GetType();
748
749 if( ( MetaActionType::MAPMODE == nType ) ||
750 ( MetaActionType::PUSH == nType ) ||
751 ( MetaActionType::POP == nType ) )
752 {
753 pAct->Execute( aMapVDev.get() );
754 aCurRect = OutputDevice::LogicToLogic( i_rClipRect, GetPrefMapMode(), aMapVDev->GetMapMode() );
755 }
756 else if( nType == MetaActionType::CLIPREGION )
757 {
758 MetaClipRegionAction* pOldAct = static_cast<MetaClipRegionAction*>(pAct);
759 vcl::Region aNewReg( aCurRect );
760 if( pOldAct->IsClipping() )
761 aNewReg.Intersect( pOldAct->GetRegion() );
762 MetaClipRegionAction* pNewAct = new MetaClipRegionAction( aNewReg, true );
763 m_aList[ m_nCurrentActionElement ] = pNewAct;
764 }
765 }
766}
5
←
Calling implicit destructor for 'ScopedVclPtrInstance<VirtualDevice>'
→
6
←
Calling '~ScopedVclPtr'
→
767
768Point GDIMetaFile::ImplGetRotatedPoint( const Point& rPt, const Point& rRotatePt,
769 const Size& rOffset, double fSin, double fCos )
770{
771 const long nX = rPt.X() - rRotatePt.X();
772 const long nY = rPt.Y() - rRotatePt.Y();
773
774 return Point( FRound( fCos * nX + fSin * nY ) + rRotatePt.X() + rOffset.Width(),
775 -FRound( fSin * nX - fCos * nY ) + rRotatePt.Y() + rOffset.Height() );
776}
777
778tools::Polygon GDIMetaFile::ImplGetRotatedPolygon( const tools::Polygon& rPoly, const Point& rRotatePt,
779 const Size& rOffset, double fSin, double fCos )
780{
781 tools::Polygon aRet( rPoly );
782
783 aRet.Rotate( rRotatePt, fSin, fCos );
784 aRet.Move( rOffset.Width(), rOffset.Height() );
785
786 return aRet;
787}
788
789tools::PolyPolygon GDIMetaFile::ImplGetRotatedPolyPolygon( const tools::PolyPolygon& rPolyPoly, const Point& rRotatePt,
790 const Size& rOffset, double fSin, double fCos )
791{
792 tools::PolyPolygon aRet( rPolyPoly );
793
794 aRet.Rotate( rRotatePt, fSin, fCos );
795 aRet.Move( rOffset.Width(), rOffset.Height() );
796
797 return aRet;
798}
799
800void GDIMetaFile::ImplAddGradientEx( GDIMetaFile& rMtf,
801 const OutputDevice& rMapDev,
802 const tools::PolyPolygon& rPolyPoly,
803 const Gradient& rGrad )
804{
805 // Generate comment, GradientEx and Gradient actions (within DrawGradient)
806 ScopedVclPtrInstance< VirtualDevice > aVDev(rMapDev, DeviceFormat::DEFAULT);
807 aVDev->EnableOutput( false );
808 GDIMetaFile aGradMtf;
809
810 aGradMtf.Record( aVDev.get() );
811 aVDev->DrawGradient( rPolyPoly, rGrad );
812 aGradMtf.Stop();
813
814 size_t i, nAct( aGradMtf.GetActionSize() );
815 for( i=0; i < nAct; ++i )
816 {
817 MetaAction* pMetaAct = aGradMtf.GetAction( i );
818 rMtf.AddAction( pMetaAct );
819 }
820}
821
822void GDIMetaFile::Rotate( long nAngle10 )
823{
824 nAngle10 %= 3600;
825 nAngle10 = ( nAngle10 < 0 ) ? ( 3599 + nAngle10 ) : nAngle10;
826
827 if( !nAngle10 )
828 return;
829
830 GDIMetaFile aMtf;
831 ScopedVclPtrInstance< VirtualDevice > aMapVDev;
832 const double fAngle = F_PI1800(3.14159265358979323846/1800.0) * nAngle10;
833 const double fSin = sin( fAngle );
834 const double fCos = cos( fAngle );
835 tools::Rectangle aRect( Point(), GetPrefSize() );
836 tools::Polygon aPoly( aRect );
837
838 aPoly.Rotate( Point(), fSin, fCos );
839
840 aMapVDev->EnableOutput( false );
841 aMapVDev->SetMapMode( GetPrefMapMode() );
842
843 const tools::Rectangle aNewBound( aPoly.GetBoundRect() );
844
845 const Point aOrigin( GetPrefMapMode().GetOrigin().X(), GetPrefMapMode().GetOrigin().Y() );
846 const Size aOffset( -aNewBound.Left(), -aNewBound.Top() );
847
848 Point aRotAnchor( aOrigin );
849 Size aRotOffset( aOffset );
850
851 for( MetaAction* pAction = FirstAction(); pAction; pAction = NextAction() )
852 {
853 const MetaActionType nActionType = pAction->GetType();
854
855 switch( nActionType )
856 {
857 case MetaActionType::PIXEL:
858 {
859 MetaPixelAction* pAct = static_cast<MetaPixelAction*>(pAction);
860 aMtf.AddAction( new MetaPixelAction( ImplGetRotatedPoint( pAct->GetPoint(), aRotAnchor, aRotOffset, fSin, fCos ),
861 pAct->GetColor() ) );
862 }
863 break;
864
865 case MetaActionType::POINT:
866 {
867 MetaPointAction* pAct = static_cast<MetaPointAction*>(pAction);
868 aMtf.AddAction( new MetaPointAction( ImplGetRotatedPoint( pAct->GetPoint(), aRotAnchor, aRotOffset, fSin, fCos ) ) );
869 }
870 break;
871
872 case MetaActionType::LINE:
873 {
874 MetaLineAction* pAct = static_cast<MetaLineAction*>(pAction);
875 aMtf.AddAction( new MetaLineAction( ImplGetRotatedPoint( pAct->GetStartPoint(), aRotAnchor, aRotOffset, fSin, fCos ),
876 ImplGetRotatedPoint( pAct->GetEndPoint(), aRotAnchor, aRotOffset, fSin, fCos ),
877 pAct->GetLineInfo() ) );
878 }
879 break;
880
881 case MetaActionType::RECT:
882 {
883 MetaRectAction* pAct = static_cast<MetaRectAction*>(pAction);
884 aMtf.AddAction( new MetaPolygonAction( ImplGetRotatedPolygon( pAct->GetRect(), aRotAnchor, aRotOffset, fSin, fCos ) ) );
885 }
886 break;
887
888 case MetaActionType::ROUNDRECT:
889 {
890 MetaRoundRectAction* pAct = static_cast<MetaRoundRectAction*>(pAction);
891 const tools::Polygon aRoundRectPoly( pAct->GetRect(), pAct->GetHorzRound(), pAct->GetVertRound() );
892
893 aMtf.AddAction( new MetaPolygonAction( ImplGetRotatedPolygon( aRoundRectPoly, aRotAnchor, aRotOffset, fSin, fCos ) ) );
894 }
895 break;
896
897 case MetaActionType::ELLIPSE:
898 {
899 MetaEllipseAction* pAct = static_cast<MetaEllipseAction*>(pAction);
900 const tools::Polygon aEllipsePoly( pAct->GetRect().Center(), pAct->GetRect().GetWidth() >> 1, pAct->GetRect().GetHeight() >> 1 );
901
902 aMtf.AddAction( new MetaPolygonAction( ImplGetRotatedPolygon( aEllipsePoly, aRotAnchor, aRotOffset, fSin, fCos ) ) );
903 }
904 break;
905
906 case MetaActionType::ARC:
907 {
908 MetaArcAction* pAct = static_cast<MetaArcAction*>(pAction);
909 const tools::Polygon aArcPoly( pAct->GetRect(), pAct->GetStartPoint(), pAct->GetEndPoint(), PolyStyle::Arc );
910
911 aMtf.AddAction( new MetaPolygonAction( ImplGetRotatedPolygon( aArcPoly, aRotAnchor, aRotOffset, fSin, fCos ) ) );
912 }
913 break;
914
915 case MetaActionType::PIE:
916 {
917 MetaPieAction* pAct = static_cast<MetaPieAction*>(pAction);
918 const tools::Polygon aPiePoly( pAct->GetRect(), pAct->GetStartPoint(), pAct->GetEndPoint(), PolyStyle::Pie );
919
920 aMtf.AddAction( new MetaPolygonAction( ImplGetRotatedPolygon( aPiePoly, aRotAnchor, aRotOffset, fSin, fCos ) ) );
921 }
922 break;
923
924 case MetaActionType::CHORD:
925 {
926 MetaChordAction* pAct = static_cast<MetaChordAction*>(pAction);
927 const tools::Polygon aChordPoly( pAct->GetRect(), pAct->GetStartPoint(), pAct->GetEndPoint(), PolyStyle::Chord );
928
929 aMtf.AddAction( new MetaPolygonAction( ImplGetRotatedPolygon( aChordPoly, aRotAnchor, aRotOffset, fSin, fCos ) ) );
930 }
931 break;
932
933 case MetaActionType::POLYLINE:
934 {
935 MetaPolyLineAction* pAct = static_cast<MetaPolyLineAction*>(pAction);
936 aMtf.AddAction( new MetaPolyLineAction( ImplGetRotatedPolygon( pAct->GetPolygon(), aRotAnchor, aRotOffset, fSin, fCos ), pAct->GetLineInfo() ) );
937 }
938 break;
939
940 case MetaActionType::POLYGON:
941 {
942 MetaPolygonAction* pAct = static_cast<MetaPolygonAction*>(pAction);
943 aMtf.AddAction( new MetaPolygonAction( ImplGetRotatedPolygon( pAct->GetPolygon(), aRotAnchor, aRotOffset, fSin, fCos ) ) );
944 }
945 break;
946
947 case MetaActionType::POLYPOLYGON:
948 {
949 MetaPolyPolygonAction* pAct = static_cast<MetaPolyPolygonAction*>(pAction);
950 aMtf.AddAction( new MetaPolyPolygonAction( ImplGetRotatedPolyPolygon( pAct->GetPolyPolygon(), aRotAnchor, aRotOffset, fSin, fCos ) ) );
951 }
952 break;
953
954 case MetaActionType::TEXT:
955 {
956 MetaTextAction* pAct = static_cast<MetaTextAction*>(pAction);
957 aMtf.AddAction( new MetaTextAction( ImplGetRotatedPoint( pAct->GetPoint(), aRotAnchor, aRotOffset, fSin, fCos ),
958 pAct->GetText(), pAct->GetIndex(), pAct->GetLen() ) );
959 }
960 break;
961
962 case MetaActionType::TEXTARRAY:
963 {
964 MetaTextArrayAction* pAct = static_cast<MetaTextArrayAction*>(pAction);
965 aMtf.AddAction( new MetaTextArrayAction( ImplGetRotatedPoint( pAct->GetPoint(), aRotAnchor, aRotOffset, fSin, fCos ),
966 pAct->GetText(), pAct->GetDXArray(), pAct->GetIndex(), pAct->GetLen() ) );
967 }
968 break;
969
970 case MetaActionType::STRETCHTEXT:
971 {
972 MetaStretchTextAction* pAct = static_cast<MetaStretchTextAction*>(pAction);
973 aMtf.AddAction( new MetaStretchTextAction( ImplGetRotatedPoint( pAct->GetPoint(), aRotAnchor, aRotOffset, fSin, fCos ),
974 pAct->GetWidth(), pAct->GetText(), pAct->GetIndex(), pAct->GetLen() ) );
975 }
976 break;
977
978 case MetaActionType::TEXTLINE:
979 {
980 MetaTextLineAction* pAct = static_cast<MetaTextLineAction*>(pAction);
981 aMtf.AddAction( new MetaTextLineAction( ImplGetRotatedPoint( pAct->GetStartPoint(), aRotAnchor, aRotOffset, fSin, fCos ),
982 pAct->GetWidth(), pAct->GetStrikeout(), pAct->GetUnderline(), pAct->GetOverline() ) );
983 }
984 break;
985
986 case MetaActionType::BMPSCALE:
987 {
988 MetaBmpScaleAction* pAct = static_cast<MetaBmpScaleAction*>(pAction);
989 tools::Polygon aBmpPoly( ImplGetRotatedPolygon( tools::Rectangle( pAct->GetPoint(), pAct->GetSize() ), aRotAnchor, aRotOffset, fSin, fCos ) );
990 tools::Rectangle aBmpRect( aBmpPoly.GetBoundRect() );
991 BitmapEx aBmpEx( pAct->GetBitmap() );
992
993 aBmpEx.Rotate( nAngle10, COL_TRANSPARENT );
994 aMtf.AddAction( new MetaBmpExScaleAction( aBmpRect.TopLeft(), aBmpRect.GetSize(),
995 aBmpEx ) );
996 }
997 break;
998
999 case MetaActionType::BMPSCALEPART:
1000 {
1001 MetaBmpScalePartAction* pAct = static_cast<MetaBmpScalePartAction*>(pAction);
1002 tools::Polygon aBmpPoly( ImplGetRotatedPolygon( tools::Rectangle( pAct->GetDestPoint(), pAct->GetDestSize() ), aRotAnchor, aRotOffset, fSin, fCos ) );
1003 tools::Rectangle aBmpRect( aBmpPoly.GetBoundRect() );
1004 BitmapEx aBmpEx( pAct->GetBitmap() );
1005
1006 aBmpEx.Crop( tools::Rectangle( pAct->GetSrcPoint(), pAct->GetSrcSize() ) );
1007 aBmpEx.Rotate( nAngle10, COL_TRANSPARENT );
1008
1009 aMtf.AddAction( new MetaBmpExScaleAction( aBmpRect.TopLeft(), aBmpRect.GetSize(), aBmpEx ) );
1010 }
1011 break;
1012
1013 case MetaActionType::BMPEXSCALE:
1014 {
1015 MetaBmpExScaleAction* pAct = static_cast<MetaBmpExScaleAction*>(pAction);
1016 tools::Polygon aBmpPoly( ImplGetRotatedPolygon( tools::Rectangle( pAct->GetPoint(), pAct->GetSize() ), aRotAnchor, aRotOffset, fSin, fCos ) );
1017 tools::Rectangle aBmpRect( aBmpPoly.GetBoundRect() );
1018 BitmapEx aBmpEx( pAct->GetBitmapEx() );
1019
1020 aBmpEx.Rotate( nAngle10, COL_TRANSPARENT );
1021
1022 aMtf.AddAction( new MetaBmpExScaleAction( aBmpRect.TopLeft(), aBmpRect.GetSize(), aBmpEx ) );
1023 }
1024 break;
1025
1026 case MetaActionType::BMPEXSCALEPART:
1027 {
1028 MetaBmpExScalePartAction* pAct = static_cast<MetaBmpExScalePartAction*>(pAction);
1029 tools::Polygon aBmpPoly( ImplGetRotatedPolygon( tools::Rectangle( pAct->GetDestPoint(), pAct->GetDestSize() ), aRotAnchor, aRotOffset, fSin, fCos ) );
1030 tools::Rectangle aBmpRect( aBmpPoly.GetBoundRect() );
1031 BitmapEx aBmpEx( pAct->GetBitmapEx() );
1032
1033 aBmpEx.Crop( tools::Rectangle( pAct->GetSrcPoint(), pAct->GetSrcSize() ) );
1034 aBmpEx.Rotate( nAngle10, COL_TRANSPARENT );
1035
1036 aMtf.AddAction( new MetaBmpExScaleAction( aBmpRect.TopLeft(), aBmpRect.GetSize(), aBmpEx ) );
1037 }
1038 break;
1039
1040 case MetaActionType::GRADIENT:
1041 {
1042 MetaGradientAction* pAct = static_cast<MetaGradientAction*>(pAction);
1043
1044 ImplAddGradientEx( aMtf, *aMapVDev,
1045 ImplGetRotatedPolygon( pAct->GetRect(), aRotAnchor, aRotOffset, fSin, fCos ),
1046 pAct->GetGradient() );
1047 }
1048 break;
1049
1050 case MetaActionType::GRADIENTEX:
1051 {
1052 MetaGradientExAction* pAct = static_cast<MetaGradientExAction*>(pAction);
1053 aMtf.AddAction( new MetaGradientExAction( ImplGetRotatedPolyPolygon( pAct->GetPolyPolygon(), aRotAnchor, aRotOffset, fSin, fCos ),
1054 pAct->GetGradient() ) );
1055 }
1056 break;
1057
1058 // Handle gradientex comment block correctly
1059 case MetaActionType::COMMENT:
1060 {
1061 MetaCommentAction* pCommentAct = static_cast<MetaCommentAction*>(pAction);
1062 if( pCommentAct->GetComment() == "XGRAD_SEQ_BEGIN" )
1063 {
1064 int nBeginComments( 1 );
1065 pAction = NextAction();
1066
1067 // skip everything, except gradientex action
1068 while( pAction )
1069 {
1070 const MetaActionType nType = pAction->GetType();
1071
1072 if( MetaActionType::GRADIENTEX == nType )
1073 {
1074 // Add rotated gradientex
1075 MetaGradientExAction* pAct = static_cast<MetaGradientExAction*>(pAction);
1076 ImplAddGradientEx( aMtf, *aMapVDev,
1077 ImplGetRotatedPolyPolygon( pAct->GetPolyPolygon(), aRotAnchor, aRotOffset, fSin, fCos ),
1078 pAct->GetGradient() );
1079 }
1080 else if( MetaActionType::COMMENT == nType)
1081 {
1082 MetaCommentAction* pAct = static_cast<MetaCommentAction*>(pAction);
1083 if( pAct->GetComment() == "XGRAD_SEQ_END" )
1084 {
1085 // handle nested blocks
1086 --nBeginComments;
1087
1088 // gradientex comment block: end reached, done.
1089 if( !nBeginComments )
1090 break;
1091 }
1092 else if( pAct->GetComment() == "XGRAD_SEQ_BEGIN" )
1093 {
1094 // handle nested blocks
1095 ++nBeginComments;
1096 }
1097
1098 }
1099
1100 pAction =NextAction();
1101 }
1102 }
1103 else
1104 {
1105 bool bPathStroke = (pCommentAct->GetComment() == "XPATHSTROKE_SEQ_BEGIN");
1106 if ( bPathStroke || pCommentAct->GetComment() == "XPATHFILL_SEQ_BEGIN" )
1107 {
1108 if ( pCommentAct->GetDataSize() )
1109 {
1110 SvMemoryStream aMemStm( const_cast<sal_uInt8 *>(pCommentAct->GetData()), pCommentAct->GetDataSize(), StreamMode::READ );
1111 SvMemoryStream aDest;
1112 if ( bPathStroke )
1113 {
1114 SvtGraphicStroke aStroke;
1115 ReadSvtGraphicStroke( aMemStm, aStroke );
1116 tools::Polygon aPath;
1117 aStroke.getPath( aPath );
1118 aStroke.setPath( ImplGetRotatedPolygon( aPath, aRotAnchor, aRotOffset, fSin, fCos ) );
1119 WriteSvtGraphicStroke( aDest, aStroke );
1120 aMtf.AddAction( new MetaCommentAction( "XPATHSTROKE_SEQ_BEGIN", 0,
1121 static_cast<const sal_uInt8*>( aDest.GetData()), aDest.Tell() ) );
1122 }
1123 else
1124 {
1125 SvtGraphicFill aFill;
1126 ReadSvtGraphicFill( aMemStm, aFill );
1127 tools::PolyPolygon aPath;
1128 aFill.getPath( aPath );
1129 aFill.setPath( ImplGetRotatedPolyPolygon( aPath, aRotAnchor, aRotOffset, fSin, fCos ) );
1130 WriteSvtGraphicFill( aDest, aFill );
1131 aMtf.AddAction( new MetaCommentAction( "XPATHFILL_SEQ_BEGIN", 0,
1132 static_cast<const sal_uInt8*>( aDest.GetData()), aDest.Tell() ) );
1133 }
1134 }
1135 }
1136 else if ( pCommentAct->GetComment() == "XPATHSTROKE_SEQ_END"
1137 || pCommentAct->GetComment() == "XPATHFILL_SEQ_END" )
1138 {
1139 pAction->Execute( aMapVDev.get() );
1140 aMtf.AddAction( pAction );
1141 }
1142 }
1143 }
1144 break;
1145
1146 case MetaActionType::HATCH:
1147 {
1148 MetaHatchAction* pAct = static_cast<MetaHatchAction*>(pAction);
1149 Hatch aHatch( pAct->GetHatch() );
1150
1151 aHatch.SetAngle( aHatch.GetAngle() + static_cast<sal_uInt16>(nAngle10) );
1152 aMtf.AddAction( new MetaHatchAction( ImplGetRotatedPolyPolygon( pAct->GetPolyPolygon(), aRotAnchor, aRotOffset, fSin, fCos ),
1153 aHatch ) );
1154 }
1155 break;
1156
1157 case MetaActionType::Transparent:
1158 {
1159 MetaTransparentAction* pAct = static_cast<MetaTransparentAction*>(pAction);
1160 aMtf.AddAction( new MetaTransparentAction( ImplGetRotatedPolyPolygon( pAct->GetPolyPolygon(), aRotAnchor, aRotOffset, fSin, fCos ),
1161 pAct->GetTransparence() ) );
1162 }
1163 break;
1164
1165 case MetaActionType::FLOATTRANSPARENT:
1166 {
1167 MetaFloatTransparentAction* pAct = static_cast<MetaFloatTransparentAction*>(pAction);
1168 GDIMetaFile aTransMtf( pAct->GetGDIMetaFile() );
1169 tools::Polygon aMtfPoly( ImplGetRotatedPolygon( tools::Rectangle( pAct->GetPoint(), pAct->GetSize() ), aRotAnchor, aRotOffset, fSin, fCos ) );
1170 tools::Rectangle aMtfRect( aMtfPoly.GetBoundRect() );
1171
1172 aTransMtf.Rotate( nAngle10 );
1173 aMtf.AddAction( new MetaFloatTransparentAction( aTransMtf, aMtfRect.TopLeft(), aMtfRect.GetSize(),
1174 pAct->GetGradient() ) );
1175 }
1176 break;
1177
1178 case MetaActionType::EPS:
1179 {
1180 MetaEPSAction* pAct = static_cast<MetaEPSAction*>(pAction);
1181 GDIMetaFile aEPSMtf( pAct->GetSubstitute() );
1182 tools::Polygon aEPSPoly( ImplGetRotatedPolygon( tools::Rectangle( pAct->GetPoint(), pAct->GetSize() ), aRotAnchor, aRotOffset, fSin, fCos ) );
1183 tools::Rectangle aEPSRect( aEPSPoly.GetBoundRect() );
1184
1185 aEPSMtf.Rotate( nAngle10 );
1186 aMtf.AddAction( new MetaEPSAction( aEPSRect.TopLeft(), aEPSRect.GetSize(),
1187 pAct->GetLink(), aEPSMtf ) );
1188 }
1189 break;
1190
1191 case MetaActionType::CLIPREGION:
1192 {
1193 MetaClipRegionAction* pAct = static_cast<MetaClipRegionAction*>(pAction);
1194
1195 if( pAct->IsClipping() && pAct->GetRegion().HasPolyPolygonOrB2DPolyPolygon() )
1196 aMtf.AddAction( new MetaClipRegionAction( vcl::Region( ImplGetRotatedPolyPolygon( pAct->GetRegion().GetAsPolyPolygon(), aRotAnchor, aRotOffset, fSin, fCos ) ), true ) );
1197 else
1198 {
1199 aMtf.AddAction( pAction );
1200 }
1201 }
1202 break;
1203
1204 case MetaActionType::ISECTRECTCLIPREGION:
1205 {
1206 MetaISectRectClipRegionAction* pAct = static_cast<MetaISectRectClipRegionAction*>(pAction);
1207 aMtf.AddAction( new MetaISectRegionClipRegionAction(vcl::Region(
1208 ImplGetRotatedPolygon( pAct->GetRect(), aRotAnchor,
1209 aRotOffset, fSin, fCos )) ) );
1210 }
1211 break;
1212
1213 case MetaActionType::ISECTREGIONCLIPREGION:
1214 {
1215 MetaISectRegionClipRegionAction* pAct = static_cast<MetaISectRegionClipRegionAction*>(pAction);
1216 const vcl::Region& rRegion = pAct->GetRegion();
1217
1218 if( rRegion.HasPolyPolygonOrB2DPolyPolygon() )
1219 aMtf.AddAction( new MetaISectRegionClipRegionAction( vcl::Region( ImplGetRotatedPolyPolygon( rRegion.GetAsPolyPolygon(), aRotAnchor, aRotOffset, fSin, fCos ) ) ) );
1220 else
1221 {
1222 aMtf.AddAction( pAction );
1223 }
1224 }
1225 break;
1226
1227 case MetaActionType::REFPOINT:
1228 {
1229 MetaRefPointAction* pAct = static_cast<MetaRefPointAction*>(pAction);
1230 aMtf.AddAction( new MetaRefPointAction( ImplGetRotatedPoint( pAct->GetRefPoint(), aRotAnchor, aRotOffset, fSin, fCos ), pAct->IsSetting() ) );
1231 }
1232 break;
1233
1234 case MetaActionType::FONT:
1235 {
1236 MetaFontAction* pAct = static_cast<MetaFontAction*>(pAction);
1237 vcl::Font aFont( pAct->GetFont() );
1238
1239 aFont.SetOrientation( aFont.GetOrientation() + static_cast<sal_uInt16>(nAngle10) );
1240 aMtf.AddAction( new MetaFontAction( aFont ) );
1241 }
1242 break;
1243
1244 case MetaActionType::BMP:
1245 case MetaActionType::BMPEX:
1246 case MetaActionType::MASK:
1247 case MetaActionType::MASKSCALE:
1248 case MetaActionType::MASKSCALEPART:
1249 case MetaActionType::WALLPAPER:
1250 case MetaActionType::TEXTRECT:
1251 case MetaActionType::MOVECLIPREGION:
1252 {
1253 OSL_FAIL( "GDIMetaFile::Rotate(): unsupported action" )do { if (true && (((sal_Bool)1))) { sal_detail_logFormat
((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
":" "1253" ": "), "%s", "GDIMetaFile::Rotate(): unsupported action"
); } } while (false);
1254 }
1255 break;
1256
1257 default:
1258 {
1259 pAction->Execute( aMapVDev.get() );
1260 aMtf.AddAction( pAction );
1261
1262 // update rotation point and offset, if necessary
1263 if( ( MetaActionType::MAPMODE == nActionType ) ||
1264 ( MetaActionType::PUSH == nActionType ) ||
1265 ( MetaActionType::POP == nActionType ) )
1266 {
1267 aRotAnchor = OutputDevice::LogicToLogic( aOrigin, m_aPrefMapMode, aMapVDev->GetMapMode() );
1268 aRotOffset = OutputDevice::LogicToLogic( aOffset, m_aPrefMapMode, aMapVDev->GetMapMode() );
1269 }
1270 }
1271 break;
1272 }
1273 }
1274
1275 aMtf.m_aPrefMapMode = m_aPrefMapMode;
1276 aMtf.m_aPrefSize = aNewBound.GetSize();
1277
1278 *this = aMtf;
1279
1280}
1281
1282static void ImplActionBounds( tools::Rectangle& o_rOutBounds,
1283 const tools::Rectangle& i_rInBounds,
1284 const std::vector<tools::Rectangle>& i_rClipStack,
1285 tools::Rectangle* o_pHairline )
1286{
1287 tools::Rectangle aBounds( i_rInBounds );
1288 if( ! i_rInBounds.IsEmpty() && ! i_rClipStack.empty() && ! i_rClipStack.back().IsEmpty() )
1289 aBounds.Intersection( i_rClipStack.back() );
1290 if( aBounds.IsEmpty() )
1291 return;
1292
1293 if( ! o_rOutBounds.IsEmpty() )
1294 o_rOutBounds.Union( aBounds );
1295 else
1296 o_rOutBounds = aBounds;
1297
1298 if(o_pHairline)
1299 {
1300 if( ! o_pHairline->IsEmpty() )
1301 o_pHairline->Union( aBounds );
1302 else
1303 *o_pHairline = aBounds;
1304 }
1305}
1306
1307tools::Rectangle GDIMetaFile::GetBoundRect( OutputDevice& i_rReference, tools::Rectangle* pHairline ) const
1308{
1309 ScopedVclPtrInstance< VirtualDevice > aMapVDev( i_rReference );
1310
1311 aMapVDev->EnableOutput( false );
1312 aMapVDev->SetMapMode( GetPrefMapMode() );
1313
1314 std::vector<tools::Rectangle> aClipStack( 1, tools::Rectangle() );
1315 std::vector<PushFlags> aPushFlagStack;
1316
1317 tools::Rectangle aBound;
1318
1319 if(pHairline)
1320 *pHairline = tools::Rectangle();
1321
1322 const sal_uLong nCount(GetActionSize());
1323
1324 for(sal_uLong a(0); a < nCount; a++)
1325 {
1326 MetaAction* pAction = GetAction(a);
1327 const MetaActionType nActionType = pAction->GetType();
1328 tools::Rectangle* pUseHairline = (pHairline && aMapVDev->IsLineColor()) ? pHairline : nullptr;
1329
1330 switch( nActionType )
1331 {
1332 case MetaActionType::PIXEL:
1333 {
1334 MetaPixelAction* pAct = static_cast<MetaPixelAction*>(pAction);
1335 ImplActionBounds( aBound,
1336 tools::Rectangle( OutputDevice::LogicToLogic( pAct->GetPoint(), aMapVDev->GetMapMode(), GetPrefMapMode() ),
1337 aMapVDev->PixelToLogic( Size( 1, 1 ), GetPrefMapMode() ) ),
1338 aClipStack, pUseHairline );
1339 }
1340 break;
1341
1342 case MetaActionType::POINT:
1343 {
1344 MetaPointAction* pAct = static_cast<MetaPointAction*>(pAction);
1345 ImplActionBounds( aBound,
1346 tools::Rectangle( OutputDevice::LogicToLogic( pAct->GetPoint(), aMapVDev->GetMapMode(), GetPrefMapMode() ),
1347 aMapVDev->PixelToLogic( Size( 1, 1 ), GetPrefMapMode() ) ),
1348 aClipStack, pUseHairline );
1349 }
1350 break;
1351
1352 case MetaActionType::LINE:
1353 {
1354 MetaLineAction* pAct = static_cast<MetaLineAction*>(pAction);
1355 Point aP1( pAct->GetStartPoint() ), aP2( pAct->GetEndPoint() );
1356 tools::Rectangle aRect( aP1, aP2 );
1357 aRect.Justify();
1358
1359 if(pUseHairline)
1360 {
1361 const LineInfo& rLineInfo = pAct->GetLineInfo();
1362
1363 if(0 != rLineInfo.GetWidth())
1364 pUseHairline = nullptr;
1365 }
1366
1367 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, pUseHairline );
1368 }
1369 break;
1370
1371 case MetaActionType::RECT:
1372 {
1373 MetaRectAction* pAct = static_cast<MetaRectAction*>(pAction);
1374 ImplActionBounds( aBound, OutputDevice::LogicToLogic( pAct->GetRect(), aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, pUseHairline );
1375 }
1376 break;
1377
1378 case MetaActionType::ROUNDRECT:
1379 {
1380 MetaRoundRectAction* pAct = static_cast<MetaRoundRectAction*>(pAction);
1381 ImplActionBounds( aBound, OutputDevice::LogicToLogic( pAct->GetRect(), aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, pUseHairline );
1382 }
1383 break;
1384
1385 case MetaActionType::ELLIPSE:
1386 {
1387 MetaEllipseAction* pAct = static_cast<MetaEllipseAction*>(pAction);
1388 ImplActionBounds( aBound, OutputDevice::LogicToLogic( pAct->GetRect(), aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, pUseHairline );
1389 }
1390 break;
1391
1392 case MetaActionType::ARC:
1393 {
1394 MetaArcAction* pAct = static_cast<MetaArcAction*>(pAction);
1395 // FIXME: this is imprecise
1396 // e.g. for small arcs the whole rectangle is WAY too large
1397 ImplActionBounds( aBound, OutputDevice::LogicToLogic( pAct->GetRect(), aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, pUseHairline );
1398 }
1399 break;
1400
1401 case MetaActionType::PIE:
1402 {
1403 MetaPieAction* pAct = static_cast<MetaPieAction*>(pAction);
1404 // FIXME: this is imprecise
1405 // e.g. for small arcs the whole rectangle is WAY too large
1406 ImplActionBounds( aBound, OutputDevice::LogicToLogic( pAct->GetRect(), aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, pUseHairline );
1407 }
1408 break;
1409
1410 case MetaActionType::CHORD:
1411 {
1412 MetaChordAction* pAct = static_cast<MetaChordAction*>(pAction);
1413 // FIXME: this is imprecise
1414 // e.g. for small arcs the whole rectangle is WAY too large
1415 ImplActionBounds( aBound, OutputDevice::LogicToLogic( pAct->GetRect(), aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, pUseHairline );
1416 }
1417 break;
1418
1419 case MetaActionType::POLYLINE:
1420 {
1421 MetaPolyLineAction* pAct = static_cast<MetaPolyLineAction*>(pAction);
1422 tools::Rectangle aRect( pAct->GetPolygon().GetBoundRect() );
1423
1424 if(pUseHairline)
1425 {
1426 const LineInfo& rLineInfo = pAct->GetLineInfo();
1427
1428 if(0 != rLineInfo.GetWidth())
1429 pUseHairline = nullptr;
1430 }
1431
1432 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, pUseHairline );
1433 }
1434 break;
1435
1436 case MetaActionType::POLYGON:
1437 {
1438 MetaPolygonAction* pAct = static_cast<MetaPolygonAction*>(pAction);
1439 tools::Rectangle aRect( pAct->GetPolygon().GetBoundRect() );
1440 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, pUseHairline );
1441 }
1442 break;
1443
1444 case MetaActionType::POLYPOLYGON:
1445 {
1446 MetaPolyPolygonAction* pAct = static_cast<MetaPolyPolygonAction*>(pAction);
1447 tools::Rectangle aRect( pAct->GetPolyPolygon().GetBoundRect() );
1448 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, pUseHairline );
1449 }
1450 break;
1451
1452 case MetaActionType::TEXT:
1453 {
1454 MetaTextAction* pAct = static_cast<MetaTextAction*>(pAction);
1455 tools::Rectangle aRect;
1456 // hdu said base = index
1457 aMapVDev->GetTextBoundRect( aRect, pAct->GetText(), pAct->GetIndex(), pAct->GetIndex(), pAct->GetLen() );
1458 Point aPt( pAct->GetPoint() );
1459 aRect.Move( aPt.X(), aPt.Y() );
1460 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1461 }
1462 break;
1463
1464 case MetaActionType::TEXTARRAY:
1465 {
1466 MetaTextArrayAction* pAct = static_cast<MetaTextArrayAction*>(pAction);
1467 tools::Rectangle aRect;
1468 // hdu said base = index
1469 aMapVDev->GetTextBoundRect( aRect, pAct->GetText(), pAct->GetIndex(), pAct->GetIndex(), pAct->GetLen(),
1470 0, pAct->GetDXArray() );
1471 Point aPt( pAct->GetPoint() );
1472 aRect.Move( aPt.X(), aPt.Y() );
1473 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1474 }
1475 break;
1476
1477 case MetaActionType::STRETCHTEXT:
1478 {
1479 MetaStretchTextAction* pAct = static_cast<MetaStretchTextAction*>(pAction);
1480 tools::Rectangle aRect;
1481 // hdu said base = index
1482 aMapVDev->GetTextBoundRect( aRect, pAct->GetText(), pAct->GetIndex(), pAct->GetIndex(), pAct->GetLen(),
1483 pAct->GetWidth() );
1484 Point aPt( pAct->GetPoint() );
1485 aRect.Move( aPt.X(), aPt.Y() );
1486 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1487 }
1488 break;
1489
1490 case MetaActionType::TEXTLINE:
1491 {
1492 MetaTextLineAction* pAct = static_cast<MetaTextLineAction*>(pAction);
1493 // measure a test string to get ascend and descent right
1494 static const sal_Unicode pStr[] = { 0xc4, 0x67, 0 };
1495 OUString aStr( pStr );
1496
1497 tools::Rectangle aRect;
1498 aMapVDev->GetTextBoundRect( aRect, aStr, 0, 0, aStr.getLength() );
1499 Point aPt( pAct->GetStartPoint() );
1500 aRect.Move( aPt.X(), aPt.Y() );
1501 aRect.SetRight( aRect.Left() + pAct->GetWidth() );
1502 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1503 }
1504 break;
1505
1506 case MetaActionType::BMPSCALE:
1507 {
1508 MetaBmpScaleAction* pAct = static_cast<MetaBmpScaleAction*>(pAction);
1509 tools::Rectangle aRect( pAct->GetPoint(), pAct->GetSize() );
1510 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1511 }
1512 break;
1513
1514 case MetaActionType::BMPSCALEPART:
1515 {
1516 MetaBmpScalePartAction* pAct = static_cast<MetaBmpScalePartAction*>(pAction);
1517 tools::Rectangle aRect( pAct->GetDestPoint(), pAct->GetDestSize() );
1518 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1519 }
1520 break;
1521
1522 case MetaActionType::BMPEXSCALE:
1523 {
1524 MetaBmpExScaleAction* pAct = static_cast<MetaBmpExScaleAction*>(pAction);
1525 tools::Rectangle aRect( pAct->GetPoint(), pAct->GetSize() );
1526 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1527 }
1528 break;
1529
1530 case MetaActionType::BMPEXSCALEPART:
1531 {
1532 MetaBmpExScalePartAction* pAct = static_cast<MetaBmpExScalePartAction*>(pAction);
1533 tools::Rectangle aRect( pAct->GetDestPoint(), pAct->GetDestSize() );
1534 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1535 }
1536 break;
1537
1538 case MetaActionType::GRADIENT:
1539 {
1540 MetaGradientAction* pAct = static_cast<MetaGradientAction*>(pAction);
1541 tools::Rectangle aRect( pAct->GetRect() );
1542 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1543 }
1544 break;
1545
1546 case MetaActionType::GRADIENTEX:
1547 {
1548 MetaGradientExAction* pAct = static_cast<MetaGradientExAction*>(pAction);
1549 tools::Rectangle aRect( pAct->GetPolyPolygon().GetBoundRect() );
1550 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1551 }
1552 break;
1553
1554 case MetaActionType::COMMENT:
1555 {
1556 // nothing to do
1557 };
1558 break;
1559
1560 case MetaActionType::HATCH:
1561 {
1562 MetaHatchAction* pAct = static_cast<MetaHatchAction*>(pAction);
1563 tools::Rectangle aRect( pAct->GetPolyPolygon().GetBoundRect() );
1564 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1565 }
1566 break;
1567
1568 case MetaActionType::Transparent:
1569 {
1570 MetaTransparentAction* pAct = static_cast<MetaTransparentAction*>(pAction);
1571 tools::Rectangle aRect( pAct->GetPolyPolygon().GetBoundRect() );
1572 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1573 }
1574 break;
1575
1576 case MetaActionType::FLOATTRANSPARENT:
1577 {
1578 MetaFloatTransparentAction* pAct = static_cast<MetaFloatTransparentAction*>(pAction);
1579 // MetaFloatTransparentAction is defined limiting its content Metafile
1580 // to its geometry definition(Point, Size), so use these directly
1581 const tools::Rectangle aRect( pAct->GetPoint(), pAct->GetSize() );
1582 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1583 }
1584 break;
1585
1586 case MetaActionType::EPS:
1587 {
1588 MetaEPSAction* pAct = static_cast<MetaEPSAction*>(pAction);
1589 tools::Rectangle aRect( pAct->GetPoint(), pAct->GetSize() );
1590 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1591 }
1592 break;
1593
1594 case MetaActionType::CLIPREGION:
1595 {
1596 MetaClipRegionAction* pAct = static_cast<MetaClipRegionAction*>(pAction);
1597 if( pAct->IsClipping() )
1598 aClipStack.back() = OutputDevice::LogicToLogic( pAct->GetRegion().GetBoundRect(), aMapVDev->GetMapMode(), GetPrefMapMode() );
1599 else
1600 aClipStack.back() = tools::Rectangle();
1601 }
1602 break;
1603
1604 case MetaActionType::ISECTRECTCLIPREGION:
1605 {
1606 MetaISectRectClipRegionAction* pAct = static_cast<MetaISectRectClipRegionAction*>(pAction);
1607 tools::Rectangle aRect( OutputDevice::LogicToLogic( pAct->GetRect(), aMapVDev->GetMapMode(), GetPrefMapMode() ) );
1608 if( aClipStack.back().IsEmpty() )
1609 aClipStack.back() = aRect;
1610 else
1611 aClipStack.back().Intersection( aRect );
1612 }
1613 break;
1614
1615 case MetaActionType::ISECTREGIONCLIPREGION:
1616 {
1617 MetaISectRegionClipRegionAction* pAct = static_cast<MetaISectRegionClipRegionAction*>(pAction);
1618 tools::Rectangle aRect( OutputDevice::LogicToLogic( pAct->GetRegion().GetBoundRect(), aMapVDev->GetMapMode(), GetPrefMapMode() ) );
1619 if( aClipStack.back().IsEmpty() )
1620 aClipStack.back() = aRect;
1621 else
1622 aClipStack.back().Intersection( aRect );
1623 }
1624 break;
1625
1626 case MetaActionType::BMP:
1627 {
1628 MetaBmpAction* pAct = static_cast<MetaBmpAction*>(pAction);
1629 tools::Rectangle aRect( pAct->GetPoint(), aMapVDev->PixelToLogic( pAct->GetBitmap().GetSizePixel() ) );
1630 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1631 }
1632 break;
1633
1634 case MetaActionType::BMPEX:
1635 {
1636 MetaBmpExAction* pAct = static_cast<MetaBmpExAction*>(pAction);
1637 tools::Rectangle aRect( pAct->GetPoint(), aMapVDev->PixelToLogic( pAct->GetBitmapEx().GetSizePixel() ) );
1638 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1639 }
1640 break;
1641
1642 case MetaActionType::MASK:
1643 {
1644 MetaMaskAction* pAct = static_cast<MetaMaskAction*>(pAction);
1645 tools::Rectangle aRect( pAct->GetPoint(), aMapVDev->PixelToLogic( pAct->GetBitmap().GetSizePixel() ) );
1646 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1647 }
1648 break;
1649
1650 case MetaActionType::MASKSCALE:
1651 {
1652 MetaMaskScalePartAction* pAct = static_cast<MetaMaskScalePartAction*>(pAction);
1653 tools::Rectangle aRect( pAct->GetDestPoint(), pAct->GetDestSize() );
1654 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1655 }
1656 break;
1657
1658 case MetaActionType::MASKSCALEPART:
1659 {
1660 MetaMaskScalePartAction* pAct = static_cast<MetaMaskScalePartAction*>(pAction);
1661 tools::Rectangle aRect( pAct->GetDestPoint(), pAct->GetDestSize() );
1662 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1663 }
1664 break;
1665
1666 case MetaActionType::WALLPAPER:
1667 {
1668 MetaWallpaperAction* pAct = static_cast<MetaWallpaperAction*>(pAction);
1669 tools::Rectangle aRect( pAct->GetRect() );
1670 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1671 }
1672 break;
1673
1674 case MetaActionType::TEXTRECT:
1675 {
1676 MetaTextRectAction* pAct = static_cast<MetaTextRectAction*>(pAction);
1677 tools::Rectangle aRect( pAct->GetRect() );
1678 ImplActionBounds( aBound, OutputDevice::LogicToLogic( aRect, aMapVDev->GetMapMode(), GetPrefMapMode() ), aClipStack, nullptr );
1679 }
1680 break;
1681
1682 case MetaActionType::MOVECLIPREGION:
1683 {
1684 MetaMoveClipRegionAction* pAct = static_cast<MetaMoveClipRegionAction*>(pAction);
1685 if( ! aClipStack.back().IsEmpty() )
1686 {
1687 Size aDelta( pAct->GetHorzMove(), pAct->GetVertMove() );
1688 aDelta = OutputDevice::LogicToLogic( aDelta, aMapVDev->GetMapMode(), GetPrefMapMode() );
1689 aClipStack.back().Move( aDelta.Width(), aDelta.Width() );
1690 }
1691 }
1692 break;
1693
1694 default:
1695 {
1696 pAction->Execute( aMapVDev.get() );
1697
1698 if( nActionType == MetaActionType::PUSH )
1699 {
1700 MetaPushAction* pAct = static_cast<MetaPushAction*>(pAction);
1701 aPushFlagStack.push_back( pAct->GetFlags() );
1702 if( aPushFlagStack.back() & PushFlags::CLIPREGION )
1703 {
1704 tools::Rectangle aRect( aClipStack.back() );
1705 aClipStack.push_back( aRect );
1706 }
1707 }
1708 else if( nActionType == MetaActionType::POP )
1709 {
1710 // sanity check
1711 if( ! aPushFlagStack.empty() )
1712 {
1713 if( aPushFlagStack.back() & PushFlags::CLIPREGION )
1714 {
1715 if( aClipStack.size() > 1 )
1716 aClipStack.pop_back();
1717 }
1718 aPushFlagStack.pop_back();
1719 }
1720 }
1721 }
1722 break;
1723 }
1724 }
1725 return aBound;
1726}
1727
1728Color GDIMetaFile::ImplColAdjustFnc( const Color& rColor, const void* pColParam )
1729{
1730 return Color( rColor.GetTransparency(),
1731 static_cast<const ImplColAdjustParam*>(pColParam)->pMapR[ rColor.GetRed() ],
1732 static_cast<const ImplColAdjustParam*>(pColParam)->pMapG[ rColor.GetGreen() ],
1733 static_cast<const ImplColAdjustParam*>(pColParam)->pMapB[ rColor.GetBlue() ] );
1734
1735}
1736
1737BitmapEx GDIMetaFile::ImplBmpAdjustFnc( const BitmapEx& rBmpEx, const void* pBmpParam )
1738{
1739 const ImplBmpAdjustParam* p = static_cast<const ImplBmpAdjustParam*>(pBmpParam);
1740 BitmapEx aRet( rBmpEx );
1741
1742 aRet.Adjust( p->nLuminancePercent, p->nContrastPercent,
1743 p->nChannelRPercent, p->nChannelGPercent, p->nChannelBPercent,
1744 p->fGamma, p->bInvert );
1745
1746 return aRet;
1747}
1748
1749Color GDIMetaFile::ImplColConvertFnc( const Color& rColor, const void* pColParam )
1750{
1751 sal_uInt8 cLum = rColor.GetLuminance();
1752
1753 if( MtfConversion::N1BitThreshold == static_cast<const ImplColConvertParam*>(pColParam)->eConversion )
1754 cLum = ( cLum < 128 ) ? 0 : 255;
1755
1756 return Color( rColor.GetTransparency(), cLum, cLum, cLum );
1757}
1758
1759BitmapEx GDIMetaFile::ImplBmpConvertFnc( const BitmapEx& rBmpEx, const void* pBmpParam )
1760{
1761 BitmapEx aRet( rBmpEx );
1762
1763 aRet.Convert( static_cast<const ImplBmpConvertParam*>(pBmpParam)->eConversion );
1764
1765 return aRet;
1766}
1767
1768Color GDIMetaFile::ImplColMonoFnc( const Color&, const void* pColParam )
1769{
1770 return static_cast<const ImplColMonoParam*>(pColParam)->aColor;
1771}
1772
1773BitmapEx GDIMetaFile::ImplBmpMonoFnc( const BitmapEx& rBmpEx, const void* pBmpParam )
1774{
1775 BitmapPalette aPal( 3 );
1776
1777 aPal[ 0 ] = COL_BLACK;
1778 aPal[ 1 ] = COL_WHITE;
1779 aPal[ 2 ] = static_cast<const ImplBmpMonoParam*>(pBmpParam)->aColor;
1780
1781 Bitmap aBmp( rBmpEx.GetSizePixel(), 4, &aPal );
1782 aBmp.Erase( static_cast<const ImplBmpMonoParam*>(pBmpParam)->aColor );
1783
1784 if( rBmpEx.IsAlpha() )
1785 return BitmapEx( aBmp, rBmpEx.GetAlpha() );
1786 else if( rBmpEx.IsTransparent() )
1787 return BitmapEx( aBmp, rBmpEx.GetMask() );
1788 else
1789 return BitmapEx( aBmp );
1790}
1791
1792Color GDIMetaFile::ImplColReplaceFnc( const Color& rColor, const void* pColParam )
1793{
1794 const sal_uLong nR = rColor.GetRed(), nG = rColor.GetGreen(), nB = rColor.GetBlue();
1795
1796 for( sal_uLong i = 0; i < static_cast<const ImplColReplaceParam*>(pColParam)->nCount; i++ )
1797 {
1798 if( ( static_cast<const ImplColReplaceParam*>(pColParam)->pMinR[ i ] <= nR ) &&
1799 ( static_cast<const ImplColReplaceParam*>(pColParam)->pMaxR[ i ] >= nR ) &&
1800 ( static_cast<const ImplColReplaceParam*>(pColParam)->pMinG[ i ] <= nG ) &&
1801 ( static_cast<const ImplColReplaceParam*>(pColParam)->pMaxG[ i ] >= nG ) &&
1802 ( static_cast<const ImplColReplaceParam*>(pColParam)->pMinB[ i ] <= nB ) &&
1803 ( static_cast<const ImplColReplaceParam*>(pColParam)->pMaxB[ i ] >= nB ) )
1804 {
1805 return static_cast<const ImplColReplaceParam*>(pColParam)->pDstCols[ i ];
1806 }
1807 }
1808
1809 return rColor;
1810}
1811
1812BitmapEx GDIMetaFile::ImplBmpReplaceFnc( const BitmapEx& rBmpEx, const void* pBmpParam )
1813{
1814 const ImplBmpReplaceParam* p = static_cast<const ImplBmpReplaceParam*>(pBmpParam);
1815 BitmapEx aRet( rBmpEx );
1816
1817 aRet.Replace( p->pSrcCols, p->pDstCols, p->nCount );
1818
1819 return aRet;
1820}
1821
1822void GDIMetaFile::ImplExchangeColors( ColorExchangeFnc pFncCol, const void* pColParam,
1823 BmpExchangeFnc pFncBmp, const void* pBmpParam )
1824{
1825 GDIMetaFile aMtf;
1826
1827 aMtf.m_aPrefSize = m_aPrefSize;
1828 aMtf.m_aPrefMapMode = m_aPrefMapMode;
1829 aMtf.m_bUseCanvas = m_bUseCanvas;
1830
1831 for( MetaAction* pAction = FirstAction(); pAction; pAction = NextAction() )
1832 {
1833 const MetaActionType nType = pAction->GetType();
1834
1835 switch( nType )
1836 {
1837 case MetaActionType::PIXEL:
1838 {
1839 MetaPixelAction* pAct = static_cast<MetaPixelAction*>(pAction);
1840 aMtf.push_back( new MetaPixelAction( pAct->GetPoint(), pFncCol( pAct->GetColor(), pColParam ) ) );
1841 }
1842 break;
1843
1844 case MetaActionType::LINECOLOR:
1845 {
1846 MetaLineColorAction* pAct = static_cast<MetaLineColorAction*>(pAction);
1847
1848 if( pAct->IsSetting() )
1849 pAct = new MetaLineColorAction( pFncCol( pAct->GetColor(), pColParam ), true );
1850
1851 aMtf.push_back( pAct );
1852 }
1853 break;
1854
1855 case MetaActionType::FILLCOLOR:
1856 {
1857 MetaFillColorAction* pAct = static_cast<MetaFillColorAction*>(pAction);
1858
1859 if( pAct->IsSetting() )
1860 pAct = new MetaFillColorAction( pFncCol( pAct->GetColor(), pColParam ), true );
1861
1862 aMtf.push_back( pAct );
1863 }
1864 break;
1865
1866 case MetaActionType::TEXTCOLOR:
1867 {
1868 MetaTextColorAction* pAct = static_cast<MetaTextColorAction*>(pAction);
1869 aMtf.push_back( new MetaTextColorAction( pFncCol( pAct->GetColor(), pColParam ) ) );
1870 }
1871 break;
1872
1873 case MetaActionType::TEXTFILLCOLOR:
1874 {
1875 MetaTextFillColorAction* pAct = static_cast<MetaTextFillColorAction*>(pAction);
1876
1877 if( pAct->IsSetting() )
1878 pAct = new MetaTextFillColorAction( pFncCol( pAct->GetColor(), pColParam ), true );
1879
1880 aMtf.push_back( pAct );
1881 }
1882 break;
1883
1884 case MetaActionType::TEXTLINECOLOR:
1885 {
1886 MetaTextLineColorAction* pAct = static_cast<MetaTextLineColorAction*>(pAction);
1887
1888 if( pAct->IsSetting() )
1889 pAct = new MetaTextLineColorAction( pFncCol( pAct->GetColor(), pColParam ), true );
1890
1891 aMtf.push_back( pAct );
1892 }
1893 break;
1894
1895 case MetaActionType::OVERLINECOLOR:
1896 {
1897 MetaOverlineColorAction* pAct = static_cast<MetaOverlineColorAction*>(pAction);
1898
1899 if( pAct->IsSetting() )
1900 pAct = new MetaOverlineColorAction( pFncCol( pAct->GetColor(), pColParam ), true );
1901
1902 aMtf.push_back( pAct );
1903 }
1904 break;
1905
1906 case MetaActionType::FONT:
1907 {
1908 MetaFontAction* pAct = static_cast<MetaFontAction*>(pAction);
1909 vcl::Font aFont( pAct->GetFont() );
1910
1911 aFont.SetColor( pFncCol( aFont.GetColor(), pColParam ) );
1912 aFont.SetFillColor( pFncCol( aFont.GetFillColor(), pColParam ) );
1913 aMtf.push_back( new MetaFontAction( aFont ) );
1914 }
1915 break;
1916
1917 case MetaActionType::WALLPAPER:
1918 {
1919 MetaWallpaperAction* pAct = static_cast<MetaWallpaperAction*>(pAction);
1920 Wallpaper aWall( pAct->GetWallpaper() );
1921 const tools::Rectangle& rRect = pAct->GetRect();
1922
1923 aWall.SetColor( pFncCol( aWall.GetColor(), pColParam ) );
1924
1925 if( aWall.IsBitmap() )
1926 aWall.SetBitmap( pFncBmp( aWall.GetBitmap(), pBmpParam ) );
1927
1928 if( aWall.IsGradient() )
1929 {
1930 Gradient aGradient( aWall.GetGradient() );
1931
1932 aGradient.SetStartColor( pFncCol( aGradient.GetStartColor(), pColParam ) );
1933 aGradient.SetEndColor( pFncCol( aGradient.GetEndColor(), pColParam ) );
1934 aWall.SetGradient( aGradient );
1935 }
1936
1937 aMtf.push_back( new MetaWallpaperAction( rRect, aWall ) );
1938 }
1939 break;
1940
1941 case MetaActionType::BMP:
1942 case MetaActionType::BMPEX:
1943 case MetaActionType::MASK:
1944 {
1945 OSL_FAIL( "Don't use bitmap actions of this type in metafiles!" )do { if (true && (((sal_Bool)1))) { sal_detail_logFormat
((SAL_DETAIL_LOG_LEVEL_WARN), ("legacy.osl"), ("/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
":" "1945" ": "), "%s", "Don't use bitmap actions of this type in metafiles!"
); } } while (false);
1946 }
1947 break;
1948
1949 case MetaActionType::BMPSCALE:
1950 {
1951 MetaBmpScaleAction* pAct = static_cast<MetaBmpScaleAction*>(pAction);
1952 aMtf.push_back( new MetaBmpScaleAction( pAct->GetPoint(), pAct->GetSize(),
1953 pFncBmp( BitmapEx(pAct->GetBitmap()), pBmpParam ).GetBitmap() ) );
1954 }
1955 break;
1956
1957 case MetaActionType::BMPSCALEPART:
1958 {
1959 MetaBmpScalePartAction* pAct = static_cast<MetaBmpScalePartAction*>(pAction);
1960 aMtf.push_back( new MetaBmpScalePartAction( pAct->GetDestPoint(), pAct->GetDestSize(),
1961 pAct->GetSrcPoint(), pAct->GetSrcSize(),
1962 pFncBmp( BitmapEx(pAct->GetBitmap()), pBmpParam ).GetBitmap() )
1963 );
1964 }
1965 break;
1966
1967 case MetaActionType::BMPEXSCALE:
1968 {
1969 MetaBmpExScaleAction* pAct = static_cast<MetaBmpExScaleAction*>(pAction);
1970 aMtf.push_back( new MetaBmpExScaleAction( pAct->GetPoint(), pAct->GetSize(),
1971 pFncBmp( pAct->GetBitmapEx(), pBmpParam ) )
1972 );
1973 }
1974 break;
1975
1976 case MetaActionType::BMPEXSCALEPART:
1977 {
1978 MetaBmpExScalePartAction* pAct = static_cast<MetaBmpExScalePartAction*>(pAction);
1979 aMtf.push_back( new MetaBmpExScalePartAction( pAct->GetDestPoint(), pAct->GetDestSize(),
1980 pAct->GetSrcPoint(), pAct->GetSrcSize(),
1981 pFncBmp( pAct->GetBitmapEx(), pBmpParam ) )
1982 );
1983 }
1984 break;
1985
1986 case MetaActionType::MASKSCALE:
1987 {
1988 MetaMaskScaleAction* pAct = static_cast<MetaMaskScaleAction*>(pAction);
1989 aMtf.push_back( new MetaMaskScaleAction( pAct->GetPoint(), pAct->GetSize(),
1990 pAct->GetBitmap(),
1991 pFncCol( pAct->GetColor(), pColParam ) )
1992 );
1993 }
1994 break;
1995
1996 case MetaActionType::MASKSCALEPART:
1997 {
1998 MetaMaskScalePartAction* pAct = static_cast<MetaMaskScalePartAction*>(pAction);
1999 aMtf.push_back( new MetaMaskScalePartAction( pAct->GetDestPoint(), pAct->GetDestSize(),
2000 pAct->GetSrcPoint(), pAct->GetSrcSize(),
2001 pAct->GetBitmap(),
2002 pFncCol( pAct->GetColor(), pColParam ) )
2003 );
2004 }
2005 break;
2006
2007 case MetaActionType::GRADIENT:
2008 {
2009 MetaGradientAction* pAct = static_cast<MetaGradientAction*>(pAction);
2010 Gradient aGradient( pAct->GetGradient() );
2011
2012 aGradient.SetStartColor( pFncCol( aGradient.GetStartColor(), pColParam ) );
2013 aGradient.SetEndColor( pFncCol( aGradient.GetEndColor(), pColParam ) );
2014 aMtf.push_back( new MetaGradientAction( pAct->GetRect(), aGradient ) );
2015 }
2016 break;
2017
2018 case MetaActionType::GRADIENTEX:
2019 {
2020 MetaGradientExAction* pAct = static_cast<MetaGradientExAction*>(pAction);
2021 Gradient aGradient( pAct->GetGradient() );
2022
2023 aGradient.SetStartColor( pFncCol( aGradient.GetStartColor(), pColParam ) );
2024 aGradient.SetEndColor( pFncCol( aGradient.GetEndColor(), pColParam ) );
2025 aMtf.push_back( new MetaGradientExAction( pAct->GetPolyPolygon(), aGradient ) );
2026 }
2027 break;
2028
2029 case MetaActionType::HATCH:
2030 {
2031 MetaHatchAction* pAct = static_cast<MetaHatchAction*>(pAction);
2032 Hatch aHatch( pAct->GetHatch() );
2033
2034 aHatch.SetColor( pFncCol( aHatch.GetColor(), pColParam ) );
2035 aMtf.push_back( new MetaHatchAction( pAct->GetPolyPolygon(), aHatch ) );
2036 }
2037 break;
2038
2039 case MetaActionType::FLOATTRANSPARENT:
2040 {
2041 MetaFloatTransparentAction* pAct = static_cast<MetaFloatTransparentAction*>(pAction);
2042 GDIMetaFile aTransMtf( pAct->GetGDIMetaFile() );
2043
2044 aTransMtf.ImplExchangeColors( pFncCol, pColParam, pFncBmp, pBmpParam );
2045 aMtf.push_back( new MetaFloatTransparentAction( aTransMtf,
2046 pAct->GetPoint(), pAct->GetSize(),
2047 pAct->GetGradient() )
2048 );
2049 }
2050 break;
2051
2052 case MetaActionType::EPS:
2053 {
2054 MetaEPSAction* pAct = static_cast<MetaEPSAction*>(pAction);
2055 GDIMetaFile aSubst( pAct->GetSubstitute() );
2056
2057 aSubst.ImplExchangeColors( pFncCol, pColParam, pFncBmp, pBmpParam );
2058 aMtf.push_back( new MetaEPSAction( pAct->GetPoint(), pAct->GetSize(),
2059 pAct->GetLink(), aSubst )
2060 );
2061 }
2062 break;
2063
2064 default:
2065 {
2066 aMtf.push_back( pAction );
2067 }
2068 break;
2069 }
2070 }
2071
2072 *this = aMtf;
2073}
2074
2075void GDIMetaFile::Adjust( short nLuminancePercent, short nContrastPercent,
2076 short nChannelRPercent, short nChannelGPercent,
2077 short nChannelBPercent, double fGamma, bool bInvert, bool msoBrightness )
2078{
2079 // nothing to do? => return quickly
2080 if( !(nLuminancePercent || nContrastPercent ||
2081 nChannelRPercent || nChannelGPercent || nChannelBPercent ||
2082 ( fGamma != 1.0 ) || bInvert) )
2083 return;
2084
2085 double fM, fROff, fGOff, fBOff, fOff;
2086 ImplColAdjustParam aColParam;
2087 ImplBmpAdjustParam aBmpParam;
2088
2089 aColParam.pMapR.reset(new sal_uInt8[ 256 ]);
2090 aColParam.pMapG.reset(new sal_uInt8[ 256 ]);
2091 aColParam.pMapB.reset(new sal_uInt8[ 256 ]);
2092
2093 // calculate slope
2094 if( nContrastPercent >= 0 )
2095 fM = 128.0 / ( 128.0 - 1.27 * MinMax( nContrastPercent, 0, 100 ) );
2096 else
2097 fM = ( 128.0 + 1.27 * MinMax( nContrastPercent, -100, 0 ) ) / 128.0;
2098
2099 if(!msoBrightness)
2100 // total offset = luminance offset + contrast offset
2101 fOff = MinMax( nLuminancePercent, -100, 100 ) * 2.55 + 128.0 - fM * 128.0;
2102 else
2103 fOff = MinMax( nLuminancePercent, -100, 100 ) * 2.55;
2104
2105 // channel offset = channel offset + total offset
2106 fROff = nChannelRPercent * 2.55 + fOff;
2107 fGOff = nChannelGPercent * 2.55 + fOff;
2108 fBOff = nChannelBPercent * 2.55 + fOff;
2109
2110 // calculate gamma value
2111 fGamma = ( fGamma <= 0.0 || fGamma > 10.0 ) ? 1.0 : ( 1.0 / fGamma );
2112 const bool bGamma = ( fGamma != 1.0 );
2113
2114 // create mapping table
2115 for( long nX = 0; nX < 256; nX++ )
2116 {
2117 if(!msoBrightness)
2118 {
2119 aColParam.pMapR[ nX ] = static_cast<sal_uInt8>(MinMax( FRound( nX * fM + fROff ), 0, 255 ));
2120 aColParam.pMapG[ nX ] = static_cast<sal_uInt8>(MinMax( FRound( nX * fM + fGOff ), 0, 255 ));
2121 aColParam.pMapB[ nX ] = static_cast<sal_uInt8>(MinMax( FRound( nX * fM + fBOff ), 0, 255 ));
2122 }
2123 else
2124 {
2125 aColParam.pMapR[ nX ] = static_cast<sal_uInt8>(MinMax( FRound( (nX+fROff/2-128) * fM + 128 + fROff/2 ), 0, 255 ));
2126 aColParam.pMapG[ nX ] = static_cast<sal_uInt8>(MinMax( FRound( (nX+fGOff/2-128) * fM + 128 + fGOff/2 ), 0, 255 ));
2127 aColParam.pMapB[ nX ] = static_cast<sal_uInt8>(MinMax( FRound( (nX+fBOff/2-128) * fM + 128 + fBOff/2 ), 0, 255 ));
2128 }
2129 if( bGamma )
2130 {
2131 aColParam.pMapR[ nX ] = GAMMA( aColParam.pMapR[ nX ], fGamma )(static_cast<sal_uInt8>(MinMax(FRound(pow( aColParam.pMapR
[ nX ]/255.0,fGamma)*255.0),0,255)));
2132 aColParam.pMapG[ nX ] = GAMMA( aColParam.pMapG[ nX ], fGamma )(static_cast<sal_uInt8>(MinMax(FRound(pow( aColParam.pMapG
[ nX ]/255.0,fGamma)*255.0),0,255)));
2133 aColParam.pMapB[ nX ] = GAMMA( aColParam.pMapB[ nX ], fGamma )(static_cast<sal_uInt8>(MinMax(FRound(pow( aColParam.pMapB
[ nX ]/255.0,fGamma)*255.0),0,255)));
2134 }
2135
2136 if( bInvert )
2137 {
2138 aColParam.pMapR[ nX ] = ~aColParam.pMapR[ nX ];
2139 aColParam.pMapG[ nX ] = ~aColParam.pMapG[ nX ];
2140 aColParam.pMapB[ nX ] = ~aColParam.pMapB[ nX ];
2141 }
2142 }
2143
2144 aBmpParam.nLuminancePercent = nLuminancePercent;
2145 aBmpParam.nContrastPercent = nContrastPercent;
2146 aBmpParam.nChannelRPercent = nChannelRPercent;
2147 aBmpParam.nChannelGPercent = nChannelGPercent;
2148 aBmpParam.nChannelBPercent = nChannelBPercent;
2149 aBmpParam.fGamma = fGamma;
2150 aBmpParam.bInvert = bInvert;
2151
2152 // do color adjustment
2153 ImplExchangeColors( ImplColAdjustFnc, &aColParam, ImplBmpAdjustFnc, &aBmpParam );
2154}
2155
2156void GDIMetaFile::Convert( MtfConversion eConversion )
2157{
2158 ImplColConvertParam aColParam;
2159 ImplBmpConvertParam aBmpParam;
2160
2161 aColParam.eConversion = eConversion;
2162 aBmpParam.eConversion = ( MtfConversion::N1BitThreshold == eConversion ) ? BmpConversion::N1BitThreshold : BmpConversion::N8BitGreys;
2163
2164 ImplExchangeColors( ImplColConvertFnc, &aColParam, ImplBmpConvertFnc, &aBmpParam );
2165}
2166
2167void GDIMetaFile::ReplaceColors( const Color* pSearchColors, const Color* pReplaceColors, sal_uLong nColorCount )
2168{
2169 ImplColReplaceParam aColParam;
2170 ImplBmpReplaceParam aBmpParam;
2171
2172 aColParam.pMinR.reset(new sal_uLong[ nColorCount ]);
2173 aColParam.pMaxR.reset(new sal_uLong[ nColorCount ]);
2174 aColParam.pMinG.reset(new sal_uLong[ nColorCount ]);
2175 aColParam.pMaxG.reset(new sal_uLong[ nColorCount ]);
2176 aColParam.pMinB.reset(new sal_uLong[ nColorCount ]);
2177 aColParam.pMaxB.reset(new sal_uLong[ nColorCount ]);
2178
2179 for( sal_uLong i = 0; i < nColorCount; i++ )
2180 {
2181 long nVal;
2182
2183 nVal = pSearchColors[ i ].GetRed();
2184 aColParam.pMinR[ i ] = static_cast<sal_uLong>(std::max( nVal, 0L ));
2185 aColParam.pMaxR[ i ] = static_cast<sal_uLong>(std::min( nVal, 255L ));
2186
2187 nVal = pSearchColors[ i ].GetGreen();
2188 aColParam.pMinG[ i ] = static_cast<sal_uLong>(std::max( nVal, 0L ));
2189 aColParam.pMaxG[ i ] = static_cast<sal_uLong>(std::min( nVal, 255L ));
2190
2191 nVal = pSearchColors[ i ].GetBlue();
2192 aColParam.pMinB[ i ] = static_cast<sal_uLong>(std::max( nVal, 0L ));
2193 aColParam.pMaxB[ i ] = static_cast<sal_uLong>(std::min( nVal, 255L ));
2194 }
2195
2196 aColParam.pDstCols = pReplaceColors;
2197 aColParam.nCount = nColorCount;
2198
2199 aBmpParam.pSrcCols = pSearchColors;
2200 aBmpParam.pDstCols = pReplaceColors;
2201 aBmpParam.nCount = nColorCount;
2202
2203 ImplExchangeColors( ImplColReplaceFnc, &aColParam, ImplBmpReplaceFnc, &aBmpParam );
2204};
2205
2206GDIMetaFile GDIMetaFile::GetMonochromeMtf( const Color& rColor ) const
2207{
2208 GDIMetaFile aRet( *this );
2209
2210 ImplColMonoParam aColParam;
2211 ImplBmpMonoParam aBmpParam;
2212
2213 aColParam.aColor = rColor;
2214 aBmpParam.aColor = rColor;
2215
2216 aRet.ImplExchangeColors( ImplColMonoFnc, &aColParam, ImplBmpMonoFnc, &aBmpParam );
2217
2218 return aRet;
2219}
2220
2221BitmapChecksum GDIMetaFile::GetChecksum() const
2222{
2223 SvMemoryStream aMemStm( 65535, 65535 );
2224 ImplMetaWriteData aWriteData;
2225 SVBT16 aBT16;
2226 SVBT32 aBT32;
2227 BitmapChecksumOctetArray aBCOA;
2228 BitmapChecksum nCrc = 0;
2229
2230 aWriteData.meActualCharSet = aMemStm.GetStreamCharSet();
2231 for( size_t i = 0, nObjCount = GetActionSize(); i < nObjCount; i++ )
2232 {
2233 MetaAction* pAction = GetAction( i );
2234
2235 switch( pAction->GetType() )
2236 {
2237 case MetaActionType::BMP:
2238 {
2239 MetaBmpAction* pAct = static_cast<MetaBmpAction*>(pAction);
2240
2241 ShortToSVBT16( static_cast<sal_uInt16>(pAct->GetType()), aBT16 );
2242 nCrc = vcl_get_checksum( nCrc, aBT16, 2 );
2243
2244 BCToBCOA( pAct->GetBitmap().GetChecksum(), aBCOA );
2245 nCrc = vcl_get_checksum( nCrc, aBCOA, BITMAP_CHECKSUM_SIZE8 );
2246
2247 Int32ToSVBT32( pAct->GetPoint().X(), aBT32 );
2248 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2249
2250 Int32ToSVBT32( pAct->GetPoint().Y(), aBT32 );
2251 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2252 }
2253 break;
2254
2255 case MetaActionType::BMPSCALE:
2256 {
2257 MetaBmpScaleAction* pAct = static_cast<MetaBmpScaleAction*>(pAction);
2258
2259 ShortToSVBT16( static_cast<sal_uInt16>(pAct->GetType()), aBT16 );
2260 nCrc = vcl_get_checksum( nCrc, aBT16, 2 );
2261
2262 BCToBCOA( pAct->GetBitmap().GetChecksum(), aBCOA );
2263 nCrc = vcl_get_checksum( nCrc, aBCOA, BITMAP_CHECKSUM_SIZE8 );
2264
2265 Int32ToSVBT32( pAct->GetPoint().X(), aBT32 );
2266 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2267
2268 Int32ToSVBT32( pAct->GetPoint().Y(), aBT32 );
2269 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2270
2271 Int32ToSVBT32( pAct->GetSize().Width(), aBT32 );
2272 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2273
2274 Int32ToSVBT32( pAct->GetSize().Height(), aBT32 );
2275 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2276 }
2277 break;
2278
2279 case MetaActionType::BMPSCALEPART:
2280 {
2281 MetaBmpScalePartAction* pAct = static_cast<MetaBmpScalePartAction*>(pAction);
2282
2283 ShortToSVBT16( static_cast<sal_uInt16>(pAct->GetType()), aBT16 );
2284 nCrc = vcl_get_checksum( nCrc, aBT16, 2 );
2285
2286 BCToBCOA( pAct->GetBitmap().GetChecksum(), aBCOA );
2287 nCrc = vcl_get_checksum( nCrc, aBCOA, BITMAP_CHECKSUM_SIZE8 );
2288
2289 Int32ToSVBT32( pAct->GetDestPoint().X(), aBT32 );
2290 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2291
2292 Int32ToSVBT32( pAct->GetDestPoint().Y(), aBT32 );
2293 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2294
2295 Int32ToSVBT32( pAct->GetDestSize().Width(), aBT32 );
2296 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2297
2298 Int32ToSVBT32( pAct->GetDestSize().Height(), aBT32 );
2299 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2300
2301 Int32ToSVBT32( pAct->GetSrcPoint().X(), aBT32 );
2302 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2303
2304 Int32ToSVBT32( pAct->GetSrcPoint().Y(), aBT32 );
2305 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2306
2307 Int32ToSVBT32( pAct->GetSrcSize().Width(), aBT32 );
2308 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2309
2310 Int32ToSVBT32( pAct->GetSrcSize().Height(), aBT32 );
2311 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2312 }
2313 break;
2314
2315 case MetaActionType::BMPEX:
2316 {
2317 MetaBmpExAction* pAct = static_cast<MetaBmpExAction*>(pAction);
2318
2319 ShortToSVBT16( static_cast<sal_uInt16>(pAct->GetType()), aBT16 );
2320 nCrc = vcl_get_checksum( nCrc, aBT16, 2 );
2321
2322 BCToBCOA( pAct->GetBitmapEx().GetChecksum(), aBCOA );
2323 nCrc = vcl_get_checksum( nCrc, aBCOA, BITMAP_CHECKSUM_SIZE8 );
2324
2325 Int32ToSVBT32( pAct->GetPoint().X(), aBT32 );
2326 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2327
2328 Int32ToSVBT32( pAct->GetPoint().Y(), aBT32 );
2329 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2330 }
2331 break;
2332
2333 case MetaActionType::BMPEXSCALE:
2334 {
2335 MetaBmpExScaleAction* pAct = static_cast<MetaBmpExScaleAction*>(pAction);
2336
2337 ShortToSVBT16( static_cast<sal_uInt16>(pAct->GetType()), aBT16 );
2338 nCrc = vcl_get_checksum( nCrc, aBT16, 2 );
2339
2340 BCToBCOA( pAct->GetBitmapEx().GetChecksum(), aBCOA );
2341 nCrc = vcl_get_checksum( nCrc, aBCOA, BITMAP_CHECKSUM_SIZE8 );
2342
2343 Int32ToSVBT32( pAct->GetPoint().X(), aBT32 );
2344 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2345
2346 Int32ToSVBT32( pAct->GetPoint().Y(), aBT32 );
2347 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2348
2349 Int32ToSVBT32( pAct->GetSize().Width(), aBT32 );
2350 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2351
2352 Int32ToSVBT32( pAct->GetSize().Height(), aBT32 );
2353 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2354 }
2355 break;
2356
2357 case MetaActionType::BMPEXSCALEPART:
2358 {
2359 MetaBmpExScalePartAction* pAct = static_cast<MetaBmpExScalePartAction*>(pAction);
2360
2361 ShortToSVBT16( static_cast<sal_uInt16>(pAct->GetType()), aBT16 );
2362 nCrc = vcl_get_checksum( nCrc, aBT16, 2 );
2363
2364 BCToBCOA( pAct->GetBitmapEx().GetChecksum(), aBCOA );
2365 nCrc = vcl_get_checksum( nCrc, aBCOA, BITMAP_CHECKSUM_SIZE8 );
2366
2367 Int32ToSVBT32( pAct->GetDestPoint().X(), aBT32 );
2368 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2369
2370 Int32ToSVBT32( pAct->GetDestPoint().Y(), aBT32 );
2371 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2372
2373 Int32ToSVBT32( pAct->GetDestSize().Width(), aBT32 );
2374 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2375
2376 Int32ToSVBT32( pAct->GetDestSize().Height(), aBT32 );
2377 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2378
2379 Int32ToSVBT32( pAct->GetSrcPoint().X(), aBT32 );
2380 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2381
2382 Int32ToSVBT32( pAct->GetSrcPoint().Y(), aBT32 );
2383 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2384
2385 Int32ToSVBT32( pAct->GetSrcSize().Width(), aBT32 );
2386 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2387
2388 Int32ToSVBT32( pAct->GetSrcSize().Height(), aBT32 );
2389 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2390 }
2391 break;
2392
2393 case MetaActionType::MASK:
2394 {
2395 MetaMaskAction* pAct = static_cast<MetaMaskAction*>(pAction);
2396
2397 ShortToSVBT16( static_cast<sal_uInt16>(pAct->GetType()), aBT16 );
2398 nCrc = vcl_get_checksum( nCrc, aBT16, 2 );
2399
2400 BCToBCOA( pAct->GetBitmap().GetChecksum(), aBCOA );
2401 nCrc = vcl_get_checksum( nCrc, aBCOA, BITMAP_CHECKSUM_SIZE8 );
2402
2403 UInt32ToSVBT32( sal_uInt32(pAct->GetColor()), aBT32 );
2404 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2405
2406 Int32ToSVBT32( pAct->GetPoint().X(), aBT32 );
2407 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2408
2409 Int32ToSVBT32( pAct->GetPoint().Y(), aBT32 );
2410 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2411 }
2412 break;
2413
2414 case MetaActionType::MASKSCALE:
2415 {
2416 MetaMaskScaleAction* pAct = static_cast<MetaMaskScaleAction*>(pAction);
2417
2418 ShortToSVBT16( static_cast<sal_uInt16>(pAct->GetType()), aBT16 );
2419 nCrc = vcl_get_checksum( nCrc, aBT16, 2 );
2420
2421 BCToBCOA( pAct->GetBitmap().GetChecksum(), aBCOA );
2422 nCrc = vcl_get_checksum( nCrc, aBCOA, BITMAP_CHECKSUM_SIZE8 );
2423
2424 UInt32ToSVBT32( sal_uInt32(pAct->GetColor()), aBT32 );
2425 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2426
2427 Int32ToSVBT32( pAct->GetPoint().X(), aBT32 );
2428 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2429
2430 Int32ToSVBT32( pAct->GetPoint().Y(), aBT32 );
2431 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2432
2433 Int32ToSVBT32( pAct->GetSize().Width(), aBT32 );
2434 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2435
2436 Int32ToSVBT32( pAct->GetSize().Height(), aBT32 );
2437 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2438 }
2439 break;
2440
2441 case MetaActionType::MASKSCALEPART:
2442 {
2443 MetaMaskScalePartAction* pAct = static_cast<MetaMaskScalePartAction*>(pAction);
2444
2445 ShortToSVBT16( static_cast<sal_uInt16>(pAct->GetType()), aBT16 );
2446 nCrc = vcl_get_checksum( nCrc, aBT16, 2 );
2447
2448 BCToBCOA( pAct->GetBitmap().GetChecksum(), aBCOA );
2449 nCrc = vcl_get_checksum( nCrc, aBCOA, BITMAP_CHECKSUM_SIZE8 );
2450
2451 UInt32ToSVBT32( sal_uInt32(pAct->GetColor()), aBT32 );
2452 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2453
2454 Int32ToSVBT32( pAct->GetDestPoint().X(), aBT32 );
2455 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2456
2457 Int32ToSVBT32( pAct->GetDestPoint().Y(), aBT32 );
2458 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2459
2460 Int32ToSVBT32( pAct->GetDestSize().Width(), aBT32 );
2461 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2462
2463 Int32ToSVBT32( pAct->GetDestSize().Height(), aBT32 );
2464 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2465
2466 Int32ToSVBT32( pAct->GetSrcPoint().X(), aBT32 );
2467 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2468
2469 Int32ToSVBT32( pAct->GetSrcPoint().Y(), aBT32 );
2470 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2471
2472 Int32ToSVBT32( pAct->GetSrcSize().Width(), aBT32 );
2473 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2474
2475 Int32ToSVBT32( pAct->GetSrcSize().Height(), aBT32 );
2476 nCrc = vcl_get_checksum( nCrc, aBT32, 4 );
2477 }
2478 break;
2479
2480 case MetaActionType::EPS :
2481 {
2482 MetaEPSAction* pAct = static_cast<MetaEPSAction*>(pAction);
2483 nCrc = vcl_get_checksum( nCrc, pAct->GetLink().GetData(), pAct->GetLink().GetDataSize() );
2484 }
2485 break;
2486
2487 case MetaActionType::CLIPREGION :
2488 {
2489 MetaClipRegionAction& rAct = static_cast<MetaClipRegionAction&>(*pAction);
2490 const vcl::Region& rRegion = rAct.GetRegion();
2491
2492 if(rRegion.HasPolyPolygonOrB2DPolyPolygon())
2493 {
2494 // It has shown that this is a possible bottleneck for checksum calculation.
2495 // In worst case a very expensive RegionHandle representation gets created.
2496 // In this case it's cheaper to use the PolyPolygon
2497 const basegfx::B2DPolyPolygon aPolyPolygon(rRegion.GetAsB2DPolyPolygon());
2498 SVBT64 aSVBT64;
2499
2500 for(auto const& rPolygon : aPolyPolygon)
2501 {
2502 const sal_uInt32 nPointCount(rPolygon.count());
2503 const bool bControl(rPolygon.areControlPointsUsed());
2504
2505 for(sal_uInt32 b(0); b < nPointCount; b++)
2506 {
2507 const basegfx::B2DPoint aPoint(rPolygon.getB2DPoint(b));
2508
2509 DoubleToSVBT64(aPoint.getX(), aSVBT64);
2510 nCrc = vcl_get_checksum(nCrc, aSVBT64, 8);
2511 DoubleToSVBT64(aPoint.getY(), aSVBT64);
2512 nCrc = vcl_get_checksum(nCrc, aSVBT64, 8);
2513
2514 if(bControl)
2515 {
2516 if(rPolygon.isPrevControlPointUsed(b))
2517 {
2518 const basegfx::B2DPoint aCtrl(rPolygon.getPrevControlPoint(b));
2519
2520 DoubleToSVBT64(aCtrl.getX(), aSVBT64);
2521 nCrc = vcl_get_checksum(nCrc, aSVBT64, 8);
2522 DoubleToSVBT64(aCtrl.getY(), aSVBT64);
2523 nCrc = vcl_get_checksum(nCrc, aSVBT64, 8);
2524 }
2525
2526 if(rPolygon.isNextControlPointUsed(b))
2527 {
2528 const basegfx::B2DPoint aCtrl(rPolygon.getNextControlPoint(b));
2529
2530 DoubleToSVBT64(aCtrl.getX(), aSVBT64);
2531 nCrc = vcl_get_checksum(nCrc, aSVBT64, 8);
2532 DoubleToSVBT64(aCtrl.getY(), aSVBT64);
2533 nCrc = vcl_get_checksum(nCrc, aSVBT64, 8);
2534 }
2535 }
2536 }
2537 }
2538
2539 sal_uInt8 tmp = static_cast<sal_uInt8>(rAct.IsClipping());
2540 nCrc = vcl_get_checksum(nCrc, &tmp, 1);
2541 }
2542 else
2543 {
2544 pAction->Write( aMemStm, &aWriteData );
2545 nCrc = vcl_get_checksum( nCrc, aMemStm.GetData(), aMemStm.Tell() );
2546 aMemStm.Seek( 0 );
2547 }
2548 }
2549 break;
2550
2551 default:
2552 {
2553 pAction->Write( aMemStm, &aWriteData );
2554 nCrc = vcl_get_checksum( nCrc, aMemStm.GetData(), aMemStm.Tell() );
2555 aMemStm.Seek( 0 );
2556 }
2557 break;
2558 }
2559 }
2560
2561 return nCrc;
2562}
2563
2564sal_uLong GDIMetaFile::GetSizeBytes() const
2565{
2566 sal_uLong nSizeBytes = 0;
2567
2568 for( size_t i = 0, nObjCount = GetActionSize(); i < nObjCount; ++i )
2569 {
2570 MetaAction* pAction = GetAction( i );
2571
2572 // default action size is set to 32 (=> not the exact value)
2573 nSizeBytes += 32;
2574
2575 // add sizes for large action content
2576 switch( pAction->GetType() )
2577 {
2578 case MetaActionType::BMP: nSizeBytes += static_cast<MetaBmpAction*>( pAction )->GetBitmap().GetSizeBytes(); break;
2579 case MetaActionType::BMPSCALE: nSizeBytes += static_cast<MetaBmpScaleAction*>( pAction )->GetBitmap().GetSizeBytes(); break;
2580 case MetaActionType::BMPSCALEPART: nSizeBytes += static_cast<MetaBmpScalePartAction*>( pAction )->GetBitmap().GetSizeBytes(); break;
2581
2582 case MetaActionType::BMPEX: nSizeBytes += static_cast<MetaBmpExAction*>( pAction )->GetBitmapEx().GetSizeBytes(); break;
2583 case MetaActionType::BMPEXSCALE: nSizeBytes += static_cast<MetaBmpExScaleAction*>( pAction )->GetBitmapEx().GetSizeBytes(); break;
2584 case MetaActionType::BMPEXSCALEPART: nSizeBytes += static_cast<MetaBmpExScalePartAction*>( pAction )->GetBitmapEx().GetSizeBytes(); break;
2585
2586 case MetaActionType::MASK: nSizeBytes += static_cast<MetaMaskAction*>( pAction )->GetBitmap().GetSizeBytes(); break;
2587 case MetaActionType::MASKSCALE: nSizeBytes += static_cast<MetaMaskScaleAction*>( pAction )->GetBitmap().GetSizeBytes(); break;
2588 case MetaActionType::MASKSCALEPART: nSizeBytes += static_cast<MetaMaskScalePartAction*>( pAction )->GetBitmap().GetSizeBytes(); break;
2589
2590 case MetaActionType::POLYLINE: nSizeBytes += static_cast<MetaPolyLineAction*>( pAction )->GetPolygon().GetSize() * sizeof( Point ); break;
2591 case MetaActionType::POLYGON: nSizeBytes += static_cast<MetaPolygonAction*>( pAction )->GetPolygon().GetSize() * sizeof( Point ); break;
2592 case MetaActionType::POLYPOLYGON:
2593 {
2594 const tools::PolyPolygon& rPolyPoly = static_cast<MetaPolyPolygonAction*>( pAction )->GetPolyPolygon();
2595
2596 for( sal_uInt16 n = 0; n < rPolyPoly.Count(); ++n )
2597 nSizeBytes += ( rPolyPoly[ n ].GetSize() * sizeof( Point ) );
2598 }
2599 break;
2600
2601 case MetaActionType::TEXT: nSizeBytes += static_cast<MetaTextAction*>( pAction )->GetText().getLength() * sizeof( sal_Unicode ); break;
2602 case MetaActionType::STRETCHTEXT: nSizeBytes += static_cast<MetaStretchTextAction*>( pAction )->GetText().getLength() * sizeof( sal_Unicode ); break;
2603 case MetaActionType::TEXTRECT: nSizeBytes += static_cast<MetaTextRectAction*>( pAction )->GetText().getLength() * sizeof( sal_Unicode ); break;
2604 case MetaActionType::TEXTARRAY:
2605 {
2606 MetaTextArrayAction* pTextArrayAction = static_cast<MetaTextArrayAction*>(pAction);
2607
2608 nSizeBytes += ( pTextArrayAction->GetText().getLength() * sizeof( sal_Unicode ) );
2609
2610 if( pTextArrayAction->GetDXArray() )
2611 nSizeBytes += ( pTextArrayAction->GetLen() << 2 );
2612 }
2613 break;
2614 default: break;
2615 }
2616 }
2617
2618 return nSizeBytes;
2619}
2620
2621namespace
2622{
2623 class DepthGuard
2624 {
2625 private:
2626 ImplMetaReadData& m_rData;
2627 rtl_TextEncoding m_eOrigCharSet;
2628 public:
2629 DepthGuard(ImplMetaReadData& rData, SvStream const & rIStm)
2630 : m_rData(rData)
2631 , m_eOrigCharSet(m_rData.meActualCharSet)
2632 {
2633 ++m_rData.mnParseDepth;
2634 m_rData.meActualCharSet = rIStm.GetStreamCharSet();
2635 }
2636 bool TooDeep() const { return m_rData.mnParseDepth > 1024; }
2637 ~DepthGuard()
2638 {
2639 --m_rData.mnParseDepth;
2640 m_rData.meActualCharSet = m_eOrigCharSet;
2641 }
2642 };
2643}
2644
2645SvStream& ReadGDIMetaFile(SvStream& rIStm, GDIMetaFile& rGDIMetaFile, ImplMetaReadData* pData)
2646{
2647 if (rIStm.GetError())
2648 {
2649 SAL_WARN("vcl.gdi", "Stream error: " << rIStm.GetError())do { if (true) { switch (sal_detail_log_report(::SAL_DETAIL_LOG_LEVEL_WARN
, "vcl.gdi")) { case SAL_DETAIL_LOG_ACTION_IGNORE: break; case
SAL_DETAIL_LOG_ACTION_LOG: if (sizeof ::sal::detail::getResult
( ::sal::detail::StreamStart() << "Stream error: " <<
rIStm.GetError()) == 1) { ::sal_detail_log( (::SAL_DETAIL_LOG_LEVEL_WARN
), ("vcl.gdi"), ("/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
":" "2649" ": "), ::sal::detail::unwrapStream( ::sal::detail
::StreamStart() << "Stream error: " << rIStm.GetError
()), 0); } else { ::std::ostringstream sal_detail_stream; sal_detail_stream
<< "Stream error: " << rIStm.GetError(); ::sal::
detail::log( (::SAL_DETAIL_LOG_LEVEL_WARN), ("vcl.gdi"), ("/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
":" "2649" ": "), sal_detail_stream, 0); }; break; case SAL_DETAIL_LOG_ACTION_FATAL
: if (sizeof ::sal::detail::getResult( ::sal::detail::StreamStart
() << "Stream error: " << rIStm.GetError()) == 1)
{ ::sal_detail_log( (::SAL_DETAIL_LOG_LEVEL_WARN), ("vcl.gdi"
), ("/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
":" "2649" ": "), ::sal::detail::unwrapStream( ::sal::detail
::StreamStart() << "Stream error: " << rIStm.GetError
()), 0); } else { ::std::ostringstream sal_detail_stream; sal_detail_stream
<< "Stream error: " << rIStm.GetError(); ::sal::
detail::log( (::SAL_DETAIL_LOG_LEVEL_WARN), ("vcl.gdi"), ("/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
":" "2649" ": "), sal_detail_stream, 0); }; std::abort(); break
; } } } while (false);
2650 return rIStm;
2651 }
2652
2653 sal_uLong nStmPos = rIStm.Tell();
2654 SvStreamEndian nOldFormat = rIStm.GetEndian();
2655
2656 rIStm.SetEndian( SvStreamEndian::LITTLE );
2657
2658 try
2659 {
2660 char aId[7];
2661 aId[0] = 0;
2662 aId[6] = 0;
2663 rIStm.ReadBytes( aId, 6 );
2664
2665 if ( !strcmp( aId, "VCLMTF" ) )
2666 {
2667 // new format
2668 sal_uInt32 nStmCompressMode = 0;
2669 sal_uInt32 nCount = 0;
2670 std::unique_ptr<VersionCompat> pCompat(new VersionCompat( rIStm, StreamMode::READ ));
2671
2672 rIStm.ReadUInt32( nStmCompressMode );
2673 ReadMapMode( rIStm, rGDIMetaFile.m_aPrefMapMode );
2674 TypeSerializer aSerializer(rIStm);
2675 aSerializer.readSize(rGDIMetaFile.m_aPrefSize);
2676 rIStm.ReadUInt32( nCount );
2677
2678 pCompat.reset(); // destructor writes stuff into the header
2679
2680 std::unique_ptr<ImplMetaReadData> xReadData;
2681 if (!pData)
2682 {
2683 xReadData.reset(new ImplMetaReadData);
2684 pData = xReadData.get();
2685 }
2686 DepthGuard aDepthGuard(*pData, rIStm);
2687
2688 if (aDepthGuard.TooDeep())
2689 throw std::runtime_error("too much recursion");
2690
2691 for( sal_uInt32 nAction = 0; ( nAction < nCount ) && !rIStm.eof(); nAction++ )
2692 {
2693 MetaAction* pAction = MetaAction::ReadMetaAction(rIStm, pData);
2694 if( pAction )
2695 {
2696 if (pAction->GetType() == MetaActionType::COMMENT)
2697 {
2698 MetaCommentAction* pCommentAct = static_cast<MetaCommentAction*>(pAction);
2699 if ( pCommentAct->GetComment() == "EMF_PLUS" )
2700 rGDIMetaFile.UseCanvas( true );
2701 }
2702 rGDIMetaFile.AddAction( pAction );
2703 }
2704 }
2705 }
2706 else
2707 {
2708 rIStm.Seek( nStmPos );
2709 SVMConverter( rIStm, rGDIMetaFile );
2710 }
2711 }
2712 catch (...)
2713 {
2714 SAL_WARN("vcl", "GDIMetaFile exception during load")do { if (true) { switch (sal_detail_log_report(::SAL_DETAIL_LOG_LEVEL_WARN
, "vcl")) { case SAL_DETAIL_LOG_ACTION_IGNORE: break; case SAL_DETAIL_LOG_ACTION_LOG
: if (sizeof ::sal::detail::getResult( ::sal::detail::StreamStart
() << "GDIMetaFile exception during load") == 1) { ::sal_detail_log
( (::SAL_DETAIL_LOG_LEVEL_WARN), ("vcl"), ("/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
":" "2714" ": "), ::sal::detail::unwrapStream( ::sal::detail
::StreamStart() << "GDIMetaFile exception during load")
, 0); } else { ::std::ostringstream sal_detail_stream; sal_detail_stream
<< "GDIMetaFile exception during load"; ::sal::detail::
log( (::SAL_DETAIL_LOG_LEVEL_WARN), ("vcl"), ("/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
":" "2714" ": "), sal_detail_stream, 0); }; break; case SAL_DETAIL_LOG_ACTION_FATAL
: if (sizeof ::sal::detail::getResult( ::sal::detail::StreamStart
() << "GDIMetaFile exception during load") == 1) { ::sal_detail_log
( (::SAL_DETAIL_LOG_LEVEL_WARN), ("vcl"), ("/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
":" "2714" ": "), ::sal::detail::unwrapStream( ::sal::detail
::StreamStart() << "GDIMetaFile exception during load")
, 0); } else { ::std::ostringstream sal_detail_stream; sal_detail_stream
<< "GDIMetaFile exception during load"; ::sal::detail::
log( (::SAL_DETAIL_LOG_LEVEL_WARN), ("vcl"), ("/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
":" "2714" ": "), sal_detail_stream, 0); }; std::abort(); break
; } } } while (false);
2715 rIStm.SetError(SVSTREAM_FILEFORMAT_ERRORErrCode( ErrCodeArea::Io, ErrCodeClass::Format, 21 ));
2716 };
2717
2718 // check for errors
2719 if( rIStm.GetError() )
2720 {
2721 rGDIMetaFile.Clear();
2722 rIStm.Seek( nStmPos );
2723 }
2724
2725 rIStm.SetEndian( nOldFormat );
2726 return rIStm;
2727}
2728
2729SvStream& WriteGDIMetaFile( SvStream& rOStm, const GDIMetaFile& rGDIMetaFile )
2730{
2731 if( !rOStm.GetError() )
2732 {
2733 const_cast< GDIMetaFile& >( rGDIMetaFile ).Write( rOStm );
2734 }
2735 return rOStm;
2736}
2737
2738SvStream& GDIMetaFile::Read( SvStream& rIStm )
2739{
2740 Clear();
2741 ReadGDIMetaFile( rIStm, *this );
2742
2743 return rIStm;
2744}
2745
2746SvStream& GDIMetaFile::Write( SvStream& rOStm )
2747{
2748 VersionCompat* pCompat;
2749 const SvStreamCompressFlags nStmCompressMode = rOStm.GetCompressMode();
2750 SvStreamEndian nOldFormat = rOStm.GetEndian();
2751
2752 rOStm.SetEndian( SvStreamEndian::LITTLE );
2753 rOStm.WriteBytes( "VCLMTF", 6 );
2754
2755 pCompat = new VersionCompat( rOStm, StreamMode::WRITE, 1 );
2756
2757 rOStm.WriteUInt32( static_cast<sal_uInt32>(nStmCompressMode) );
2758 WriteMapMode( rOStm, m_aPrefMapMode );
2759 TypeSerializer aSerializer(rOStm);
2760 aSerializer.writeSize(m_aPrefSize);
2761 rOStm.WriteUInt32( GetActionSize() );
2762
2763 delete pCompat;
2764
2765 ImplMetaWriteData aWriteData;
2766
2767 aWriteData.meActualCharSet = rOStm.GetStreamCharSet();
2768
2769 MetaAction* pAct = FirstAction();
2770 while ( pAct )
2771 {
2772 pAct->Write( rOStm, &aWriteData );
2773 pAct = NextAction();
2774 }
2775
2776 rOStm.SetEndian( nOldFormat );
2777
2778 return rOStm;
2779}
2780
2781bool GDIMetaFile::CreateThumbnail(BitmapEx& rBitmapEx, BmpConversion eColorConversion, BmpScaleFlag nScaleFlag) const
2782{
2783 // initialization seems to be complicated but is used to avoid rounding errors
2784 ScopedVclPtrInstance< VirtualDevice > aVDev;
2785 // set Enable to tease the rendering down the code paths which use B2DPolygon and
2786 // avoid integer overflows on scaling tools::Polygon, e.g. moz1545040-1.svg
2787 // note: this is similar to DocumentToGraphicRenderer::renderToGraphic
2788 aVDev->SetAntialiasing(AntialiasingFlags::Enable | aVDev->GetAntialiasing());
2789 const Point aNullPt;
2790 const Point aTLPix( aVDev->LogicToPixel( aNullPt, GetPrefMapMode() ) );
2791 const Point aBRPix( aVDev->LogicToPixel( Point( GetPrefSize().Width() - 1, GetPrefSize().Height() - 1 ), GetPrefMapMode() ) );
2792 Size aDrawSize( aVDev->LogicToPixel( GetPrefSize(), GetPrefMapMode() ) );
2793 Size aSizePix( labs( aBRPix.X() - aTLPix.X() ) + 1, labs( aBRPix.Y() - aTLPix.Y() ) + 1 );
2794 sal_uInt32 nMaximumExtent = 256;
2795
2796 if (!rBitmapEx.IsEmpty())
2797 rBitmapEx.SetEmpty();
2798
2799 // determine size that has the same aspect ratio as image size and
2800 // fits into the rectangle determined by nMaximumExtent
2801 if ( aSizePix.Width() && aSizePix.Height()
2802 && ( sal::static_int_cast< unsigned long >(aSizePix.Width()) >
2803 nMaximumExtent ||
2804 sal::static_int_cast< unsigned long >(aSizePix.Height()) >
2805 nMaximumExtent ) )
2806 {
2807 const Size aOldSizePix( aSizePix );
2808 double fWH = static_cast< double >( aSizePix.Width() ) / aSizePix.Height();
2809
2810 if ( fWH <= 1.0 )
2811 {
2812 aSizePix.setWidth( FRound( nMaximumExtent * fWH ) );
2813 aSizePix.setHeight( nMaximumExtent );
2814 }
2815 else
2816 {
2817 aSizePix.setWidth( nMaximumExtent );
2818 aSizePix.setHeight( FRound( nMaximumExtent / fWH ) );
2819 }
2820
2821 aDrawSize.setWidth( FRound( ( static_cast< double >( aDrawSize.Width() ) * aSizePix.Width() ) / aOldSizePix.Width() ) );
2822 aDrawSize.setHeight( FRound( ( static_cast< double >( aDrawSize.Height() ) * aSizePix.Height() ) / aOldSizePix.Height() ) );
2823 }
2824
2825 // draw image(s) into VDev and get resulting image
2826 // do it 4x larger to be able to scale it down & get beautiful antialias
2827 Size aAntialiasSize(aSizePix.Width() * 4, aSizePix.Height() * 4);
2828 if (aVDev->SetOutputSizePixel(aAntialiasSize))
2829 {
2830 // antialias: provide 4x larger size, and then scale down the result
2831 Size aAntialias(aDrawSize.Width() * 4, aDrawSize.Height() * 4);
2832
2833 // draw metafile into VDev
2834 const_cast<GDIMetaFile *>(this)->WindStart();
2835 const_cast<GDIMetaFile *>(this)->Play(aVDev.get(), Point(), aAntialias);
2836
2837 // get paint bitmap
2838 BitmapEx aBitmap( aVDev->GetBitmapEx( aNullPt, aVDev->GetOutputSizePixel() ) );
2839
2840 // scale down the image to the desired size - use the input scaler for the scaling operation
2841 aBitmap.Scale(aDrawSize, nScaleFlag);
2842
2843 // convert to desired bitmap color format
2844 Size aSize(aBitmap.GetSizePixel());
2845 if (aSize.Width() && aSize.Height())
2846 aBitmap.Convert(eColorConversion);
2847
2848 rBitmapEx = aBitmap;
2849 }
2850
2851 return !rBitmapEx.IsEmpty();
2852}
2853
2854void GDIMetaFile::UseCanvas( bool _bUseCanvas )
2855{
2856 m_bUseCanvas = _bUseCanvas;
2857}
2858
2859void GDIMetaFile::dumpAsXml(const char* pFileName) const
2860{
2861 SvFileStream aStream(pFileName ? OUString::fromUtf8(pFileName) : OUString("file:///tmp/metafile.xml"),
2862 StreamMode::STD_READWRITE | StreamMode::TRUNC);
2863 assert(aStream.good())(static_cast <bool> (aStream.good()) ? void (0) : __assert_fail
("aStream.good()", "/home/maarten/src/libreoffice/core/vcl/source/gdi/gdimtf.cxx"
, 2863, __extension__ __PRETTY_FUNCTION__));
2864 MetafileXmlDump aDumper;
2865 aDumper.dump(*this, aStream);
2866}
2867
2868/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
←

/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx

→
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#ifndef INCLUDED_VCL_PTR_HXX
21#define INCLUDED_VCL_PTR_HXX
22
23#include <sal/config.h>
24
25#include <rtl/ref.hxx>
26
27#include <utility>
28#include <type_traits>
29
30#ifdef DBG_UTIL
31#ifndef _WIN32
32#include <vcl/vclmain.hxx>
33#endif
34#endif
35
36class VclReferenceBase;
37
38namespace vcl::detail {
39
40template<typename>
41constexpr bool isIncompleteOrDerivedFromVclReferenceBase(...) { return true; }
42
43template<typename T> constexpr bool isIncompleteOrDerivedFromVclReferenceBase(
44 int (*)[sizeof(T)])
45{ return std::is_base_of<VclReferenceBase, T>::value; }
46
47} // namespace vcl::detail
48
49/**
50 * A thin wrapper around rtl::Reference to implement the acquire and dispose semantics we want for references to vcl::Window subclasses.
51 *
52 * For more details on the design please see vcl/README.lifecycle
53 *
54 * @param reference_type must be a subclass of vcl::Window
55 */
56template <class reference_type>
57class VclPtr
58{
59 static_assert(
60 vcl::detail::isIncompleteOrDerivedFromVclReferenceBase<reference_type>(
61 nullptr),
62 "template argument type must be derived from VclReferenceBase");
63
64 ::rtl::Reference<reference_type> m_rInnerRef;
65
66public:
67 /** Constructor...
68 */
69 VclPtr()
70 : m_rInnerRef()
71 {}
72
73 /** Constructor...
74 */
75 VclPtr (reference_type * pBody)
76 : m_rInnerRef(pBody)
77 {}
78
79 /** Constructor... that doesn't take a ref.
80 */
81 VclPtr (reference_type * pBody, __sal_NoAcquire)
82 : m_rInnerRef(pBody, SAL_NO_ACQUIRE)
83 {}
84
85 /** Up-casting conversion constructor: Copies interface reference.
86
87 Does not work for up-casts to ambiguous bases. For the special case of
88 up-casting to Reference< XInterface >, see the corresponding conversion
89 operator.
90
91 @param rRef another reference
92 */
93 template< class derived_type >
94 VclPtr(
95 const VclPtr< derived_type > & rRef,
96 typename std::enable_if<
97 std::is_base_of<reference_type, derived_type>::value, int>::type
98 = 0 )
99 : m_rInnerRef( static_cast<reference_type*>(rRef) )
100 {
101 }
102
103#if defined(DBG_UTIL) && !defined(_WIN32)
104 virtual ~VclPtr()
105 {
106 assert(m_rInnerRef.get() == nullptr || vclmain::isAlive())(static_cast <bool> (m_rInnerRef.get() == nullptr || vclmain
::isAlive()) ? void (0) : __assert_fail ("m_rInnerRef.get() == nullptr || vclmain::isAlive()"
, "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx"
, 106, __extension__ __PRETTY_FUNCTION__));
107 // We can be one of the intermediate counts, but if we are the last
108 // VclPtr keeping this object alive, then something forgot to call dispose().
109 assert((!m_rInnerRef.get() || m_rInnerRef->isDisposed() || m_rInnerRef->getRefCount() > 1)(static_cast <bool> ((!m_rInnerRef.get() || m_rInnerRef
->isDisposed() || m_rInnerRef->getRefCount() > 1) &&
"someone forgot to call dispose()") ? void (0) : __assert_fail
("(!m_rInnerRef.get() || m_rInnerRef->isDisposed() || m_rInnerRef->getRefCount() > 1) && \"someone forgot to call dispose()\""
, "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx"
, 110, __extension__ __PRETTY_FUNCTION__))
110 && "someone forgot to call dispose()")(static_cast <bool> ((!m_rInnerRef.get() || m_rInnerRef
->isDisposed() || m_rInnerRef->getRefCount() > 1) &&
"someone forgot to call dispose()") ? void (0) : __assert_fail
("(!m_rInnerRef.get() || m_rInnerRef->isDisposed() || m_rInnerRef->getRefCount() > 1) && \"someone forgot to call dispose()\""
, "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx"
, 110, __extension__ __PRETTY_FUNCTION__));
111 }
112 VclPtr(VclPtr const &) = default;
113 VclPtr(VclPtr &&) = default;
114 VclPtr & operator =(VclPtr const &) = default;
115 VclPtr & operator =(VclPtr &&) = default;
116#endif
117
118 /**
119 * A construction helper for VclPtr. Since VclPtr types are created
120 * with a reference-count of one - to help fit into the existing
121 * code-flow; this helps us to construct them easily.
122 *
123 * For more details on the design please see vcl/README.lifecycle
124 *
125 * @tparam reference_type must be a subclass of vcl::Window
126 */
127 template<typename... Arg> [[nodiscard]] static VclPtr< reference_type > Create(Arg &&... arg)
128 {
129 return VclPtr< reference_type >( new reference_type(std::forward<Arg>(arg)...), SAL_NO_ACQUIRE );
130 }
131
132 /** Probably most common used: handle->someBodyOp().
133 */
134 reference_type * operator->() const
135 {
136 return m_rInnerRef.get();
137 }
138
139 /** Get the body. Can be used instead of operator->().
140 I.e. handle->someBodyOp() and handle.get()->someBodyOp()
141 are the same.
142 */
143 reference_type * get() const
144 {
145 return m_rInnerRef.get();
146 }
147
148 void set(reference_type *pBody)
149 {
150 m_rInnerRef.set(pBody);
151 }
152
153 void reset(reference_type *pBody)
154 {
155 m_rInnerRef.set(pBody);
156 }
157
158 /** Up-casting copy assignment operator.
159
160 Does not work for up-casts to ambiguous bases.
161
162 @param rRef another reference
163 */
164 template<typename derived_type>
165 typename std::enable_if<
166 std::is_base_of<reference_type, derived_type>::value,
167 VclPtr &>::type
168 operator =(VclPtr<derived_type> const & rRef)
169 {
170 m_rInnerRef.set(rRef.get());
171 return *this;
172 }
173
174 VclPtr & operator =(reference_type * pBody)
175 {
176 m_rInnerRef.set(pBody);
177 return *this;
178 }
179
180 operator reference_type * () const
181 {
182 return m_rInnerRef.get();
183 }
184
185 explicit operator bool () const
186 {
187 return m_rInnerRef.get() != nullptr;
188 }
189
190 void clear()
191 {
192 m_rInnerRef.clear();
193 }
194
195 void reset()
196 {
197 m_rInnerRef.clear();
198 }
199
200 void disposeAndClear()
201 {
202 // hold it alive for the lifetime of this method
203 ::rtl::Reference<reference_type> aTmp(m_rInnerRef);
204 m_rInnerRef.clear(); // we should use some 'swap' method ideally ;-)
8
←
Calling 'Reference::clear'
→
15
←
Returning; memory was released
→
205 if (aTmp.get()) {
16
←
Calling 'Reference::get'
→
206 aTmp->disposeOnce();
207 }
208 }
209
210 /** Needed to place VclPtr's into STL collection.
211 */
212 bool operator< (const VclPtr<reference_type> & handle) const
213 {
214 return (m_rInnerRef < handle.m_rInnerRef);
215 }
216}; // class VclPtr
217
218template<typename T1, typename T2>
219inline bool operator ==(VclPtr<T1> const & p1, VclPtr<T2> const & p2) {
220 return p1.get() == p2.get();
221}
222
223template<typename T> inline bool operator ==(VclPtr<T> const & p1, T const * p2)
224{
225 return p1.get() == p2;
226}
227
228template<typename T> inline bool operator ==(VclPtr<T> const & p1, T * p2) {
229 return p1.get() == p2;
230}
231
232template<typename T> inline bool operator ==(T const * p1, VclPtr<T> const & p2)
233{
234 return p1 == p2.get();
235}
236
237template<typename T> inline bool operator ==(T * p1, VclPtr<T> const & p2) {
238 return p1 == p2.get();
239}
240
241template<typename T1, typename T2>
242inline bool operator !=(VclPtr<T1> const & p1, VclPtr<T2> const & p2) {
243 return !(p1 == p2);
244}
245
246template<typename T> inline bool operator !=(VclPtr<T> const & p1, T const * p2)
247{
248 return !(p1 == p2);
249}
250
251template<typename T> inline bool operator !=(VclPtr<T> const & p1, T * p2) {
252 return !(p1 == p2);
253}
254
255template<typename T> inline bool operator !=(T const * p1, VclPtr<T> const & p2)
256{
257 return !(p1 == p2);
258}
259
260template<typename T> inline bool operator !=(T * p1, VclPtr<T> const & p2) {
261 return !(p1 == p2);
262}
263
264/**
265 * A construction helper for a temporary VclPtr. Since VclPtr types
266 * are created with a reference-count of one - to help fit into
267 * the existing code-flow; this helps us to construct them easily.
268 * see also VclPtr::Create and ScopedVclPtr
269 *
270 * For more details on the design please see vcl/README.lifecycle
271 *
272 * @param reference_type must be a subclass of vcl::Window
273 */
274template <class reference_type>
275class SAL_WARN_UNUSED__attribute__((warn_unused)) VclPtrInstance final : public VclPtr<reference_type>
276{
277public:
278 template<typename... Arg> VclPtrInstance(Arg &&... arg)
279 : VclPtr<reference_type>( new reference_type(std::forward<Arg>(arg)...), SAL_NO_ACQUIRE )
280 {
281 }
282
283 /**
284 * Override and disallow this, to prevent people accidentally calling it and actually
285 * getting VclPtr::Create and getting a naked VclPtr<> instance
286 */
287 template<typename... Arg> static VclPtrInstance< reference_type > Create(Arg &&... ) = delete;
288};
289
290template <class reference_type>
291class ScopedVclPtr : public VclPtr<reference_type>
292{
293public:
294 /** Constructor...
295 */
296 ScopedVclPtr()
297 : VclPtr<reference_type>()
298 {}
299
300 /** Constructor
301 */
302 ScopedVclPtr (reference_type * pBody)
303 : VclPtr<reference_type>(pBody)
304 {}
305
306 /** Copy constructor...
307 */
308 ScopedVclPtr (const VclPtr<reference_type> & handle)
309 : VclPtr<reference_type>(handle)
310 {}
311
312 /**
313 Assignment that releases the last reference.
314 */
315 void disposeAndReset(reference_type *pBody)
316 {
317 if (pBody != this->get()) {
318 VclPtr<reference_type>::disposeAndClear();
319 VclPtr<reference_type>::set(pBody);
320 }
321 }
322
323 /**
324 Assignment that releases the last reference.
325 */
326 ScopedVclPtr<reference_type>& operator = (reference_type * pBody)
327 {
328 disposeAndReset(pBody);
329 return *this;
330 }
331
332 /** Up-casting conversion constructor: Copies interface reference.
333
334 Does not work for up-casts to ambiguous bases. For the special case of
335 up-casting to Reference< XInterface >, see the corresponding conversion
336 operator.
337
338 @param rRef another reference
339 */
340 template< class derived_type >
341 ScopedVclPtr(
342 const VclPtr< derived_type > & rRef,
343 typename std::enable_if<
344 std::is_base_of<reference_type, derived_type>::value, int>::type
345 = 0 )
346 : VclPtr<reference_type>( rRef )
347 {
348 }
349
350 /** Up-casting assignment operator.
351
352 Does not work for up-casts to ambiguous bases.
353
354 @param rRef another VclPtr
355 */
356 template<typename derived_type>
357 typename std::enable_if<
358 std::is_base_of<reference_type, derived_type>::value,
359 ScopedVclPtr &>::type
360 operator =(VclPtr<derived_type> const & rRef)
361 {
362 disposeAndReset(rRef.get());
363 return *this;
364 }
365
366 /**
367 * Override and disallow this, to prevent people accidentally calling it and actually
368 * getting VclPtr::Create and getting a naked VclPtr<> instance
369 */
370 template<typename... Arg> static ScopedVclPtr< reference_type > Create(Arg &&... ) = delete;
371
372 ~ScopedVclPtr()
373 {
374 VclPtr<reference_type>::disposeAndClear();
7
←
Calling 'VclPtr::disposeAndClear'
→
375 assert(VclPtr<reference_type>::get() == nullptr)(static_cast <bool> (VclPtr<reference_type>::get(
) == nullptr) ? void (0) : __assert_fail ("VclPtr<reference_type>::get() == nullptr"
, "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx"
, 375, __extension__ __PRETTY_FUNCTION__)); // make sure there are no lingering references
376 }
377
378private:
379 // Most likely we don't want this default copy-constructor.
380 ScopedVclPtr (const ScopedVclPtr<reference_type> &) = delete;
381 // And certainly we don't want a default assignment operator.
382 ScopedVclPtr<reference_type>& operator = (const ScopedVclPtr<reference_type> &) = delete;
383 // And disallow reset as that doesn't call disposeAndClear on the original reference
384 void reset() = delete;
385 void reset(reference_type *pBody) = delete;
386
387protected:
388 ScopedVclPtr (reference_type * pBody, __sal_NoAcquire)
389 : VclPtr<reference_type>(pBody, SAL_NO_ACQUIRE)
390 {}
391};
392
393/**
394 * A construction helper for ScopedVclPtr. Since VclPtr types are created
395 * with a reference-count of one - to help fit into the existing
396 * code-flow; this helps us to construct them easily.
397 *
398 * For more details on the design please see vcl/README.lifecycle
399 *
400 * @param reference_type must be a subclass of vcl::Window
401 */
402#if defined _MSC_VER
403#pragma warning(push)
404#pragma warning(disable: 4521) // " multiple copy constructors specified"
405#endif
406template <class reference_type>
407class SAL_WARN_UNUSED__attribute__((warn_unused)) ScopedVclPtrInstance final : public ScopedVclPtr<reference_type>
408{
409public:
410 template<typename... Arg> ScopedVclPtrInstance(Arg &&... arg)
411 : ScopedVclPtr<reference_type>( new reference_type(std::forward<Arg>(arg)...), SAL_NO_ACQUIRE )
2
←
Memory is allocated
→
412 {
413 }
414
415 /**
416 * Override and disallow this, to prevent people accidentally calling it and actually
417 * getting VclPtr::Create and getting a naked VclPtr<> instance
418 */
419 template<typename... Arg> static ScopedVclPtrInstance< reference_type > Create(Arg &&...) = delete;
420
421private:
422 // Prevent the above perfect forwarding ctor from hijacking (accidental)
423 // attempts at ScopedVclPtrInstance copy construction (where the hijacking
424 // would typically lead to somewhat obscure error messages); both non-const
425 // and const variants are needed here, as the ScopedVclPtr base class has a
426 // const--variant copy ctor, so the implicitly declared copy ctor for
427 // ScopedVclPtrInstance would also be the const variant, so non-const copy
428 // construction attempts would be hijacked by the perfect forwarding ctor;
429 // but if we only declared a non-const variant here, the const variant would
430 // no longer be implicitly declared (as there would already be an explicitly
431 // declared copy ctor), so const copy construction attempts would then be
432 // hijacked by the perfect forwarding ctor:
433 ScopedVclPtrInstance(ScopedVclPtrInstance &) = delete;
434 ScopedVclPtrInstance(ScopedVclPtrInstance const &) = delete;
435};
436#if defined _MSC_VER
437#pragma warning(pop)
438#endif
439
440#endif // INCLUDED_VCL_PTR_HXX
441
442/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
←

/home/maarten/src/libreoffice/core/include/rtl/ref.hxx

→
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#ifndef INCLUDED_RTL_REF_HXX
21#define INCLUDED_RTL_REF_HXX
22
23#include "sal/config.h"
24
25#include <cassert>
26#include <cstddef>
27#include <functional>
28#ifdef LIBO_INTERNAL_ONLY1
29#include <type_traits>
30#endif
31
32#include "sal/types.h"
33
34namespace rtl
35{
36
37/** Template reference class for reference type.
38*/
39template <class reference_type>
40class Reference
41{
42 /** The <b>reference_type</b> body pointer.
43 */
44 reference_type * m_pBody;
45
46
47public:
48 /** Constructor...
49 */
50 Reference()
51 : m_pBody (NULL__null)
52 {}
53
54
55 /** Constructor...
56 */
57 Reference (reference_type * pBody, __sal_NoAcquire)
58 : m_pBody (pBody)
59 {
60 }
61
62 /** Constructor...
63 */
64 Reference (reference_type * pBody)
65 : m_pBody (pBody)
66 {
67 if (m_pBody)
68 m_pBody->acquire();
69 }
70
71 /** Copy constructor...
72 */
73 Reference (const Reference<reference_type> & handle)
74 : m_pBody (handle.m_pBody)
75 {
76 if (m_pBody)
77 m_pBody->acquire();
78 }
79
80#ifdef LIBO_INTERNAL_ONLY1
81 /** Move constructor...
82 */
83 Reference (Reference<reference_type> && handle) noexcept
84 : m_pBody (handle.m_pBody)
85 {
86 handle.m_pBody = nullptr;
87 }
88#endif
89
90#if defined LIBO_INTERNAL_ONLY1
91 /** Up-casting conversion constructor: Copies interface reference.
92
93 Does not work for up-casts to ambiguous bases.
94
95 @param rRef another reference
96 */
97 template< class derived_type >
98 inline Reference(
99 const Reference< derived_type > & rRef,
100 std::enable_if_t<std::is_base_of_v<reference_type, derived_type>, int> = 0 )
101 : m_pBody (rRef.get())
102 {
103 if (m_pBody)
104 m_pBody->acquire();
105 }
106#endif
107
108 /** Destructor...
109 */
110 ~Reference() COVERITY_NOEXCEPT_FALSE
111 {
112 if (m_pBody)
113 m_pBody->release();
114 }
115
116 /** Set...
117 Similar to assignment.
118 */
119 Reference<reference_type> &
120 SAL_CALL set (reference_type * pBody)
121 {
122 if (pBody)
123 pBody->acquire();
124 reference_type * const pOld = m_pBody;
125 m_pBody = pBody;
126 if (pOld)
127 pOld->release();
128 return *this;
129 }
130
131 /** Assignment.
132 Unbinds this instance from its body (if bound) and
133 bind it to the body represented by the handle.
134 */
135 Reference<reference_type> &
136 SAL_CALL operator= (const Reference<reference_type> & handle)
137 {
138 return set( handle.m_pBody );
139 }
140
141#ifdef LIBO_INTERNAL_ONLY1
142 /** Assignment.
143 * Unbinds this instance from its body (if bound),
144 * bind it to the body represented by the handle, and
145 * set the body represented by the handle to nullptr.
146 */
147 Reference<reference_type> &
148 operator= (Reference<reference_type> && handle)
149 {
150 // self-movement guts ourself
151 if (m_pBody)
152 m_pBody->release();
153 m_pBody = handle.m_pBody;
154 handle.m_pBody = nullptr;
155 return *this;
156 }
157#endif
158
159 /** Assignment...
160 */
161 Reference<reference_type> &
162 SAL_CALL operator= (reference_type * pBody)
163 {
164 return set( pBody );
165 }
166
167 /** Unbind the body from this handle.
168 Note that for a handle representing a large body,
169 "handle.clear().set(new body());" _might_
170 perform a little bit better than "handle.set(new body());",
171 since in the second case two large objects exist in memory
172 (the old body and the new body).
173 */
174 Reference<reference_type> & SAL_CALL clear()
175 {
176 if (m_pBody
8.1
Field 'm_pBody' is non-null
8.1
Field 'm_pBody' is non-null
8.1
Field 'm_pBody' is non-null
8.1
Field 'm_pBody' is non-null
)
9
←
Taking true branch
→
177 {
178 reference_type * const pOld = m_pBody;
179 m_pBody = NULL__null;
180 pOld->release();
10
←
Calling 'VclReferenceBase::release'
→
14
←
Returning; memory was released
→
181 }
182 return *this;
183 }
184
185
186 /** Get the body. Can be used instead of operator->().
187 I.e. handle->someBodyOp() and handle.get()->someBodyOp()
188 are the same.
189 */
190 reference_type * SAL_CALL get() const
191 {
192 return m_pBody;
17
←
Use of memory after it is freed
193 }
194
195
196 /** Probably most common used: handle->someBodyOp().
197 */
198 reference_type * SAL_CALL operator->() const
199 {
200 assert(m_pBody != NULL)(static_cast <bool> (m_pBody != __null) ? void (0) : __assert_fail
("m_pBody != NULL", "/home/maarten/src/libreoffice/core/include/rtl/ref.hxx"
, 200, __extension__ __PRETTY_FUNCTION__));
201 return m_pBody;
202 }
203
204
205 /** Allows (*handle).someBodyOp().
206 */
207 reference_type & SAL_CALL operator*() const
208 {
209 assert(m_pBody != NULL)(static_cast <bool> (m_pBody != __null) ? void (0) : __assert_fail
("m_pBody != NULL", "/home/maarten/src/libreoffice/core/include/rtl/ref.hxx"
, 209, __extension__ __PRETTY_FUNCTION__));
210 return *m_pBody;
211 }
212
213
214 /** Returns True if the handle does point to a valid body.
215 */
216 bool SAL_CALL is() const
217 {
218 return (m_pBody != NULL__null);
219 }
220
221#if defined LIBO_INTERNAL_ONLY1
222 /** Returns True if the handle does point to a valid body.
223 */
224 explicit operator bool() const
225 {
226 return is();
227 }
228#endif
229
230 /** Returns True if this points to pBody.
231 */
232 bool SAL_CALL operator== (const reference_type * pBody) const
233 {
234 return (m_pBody == pBody);
235 }
236
237
238 /** Returns True if handle points to the same body.
239 */
240 bool
241 SAL_CALL operator== (const Reference<reference_type> & handle) const
242 {
243 return (m_pBody == handle.m_pBody);
244 }
245
246
247 /** Needed to place References into STL collection.
248 */
249 bool
250 SAL_CALL operator!= (const Reference<reference_type> & handle) const
251 {
252 return (m_pBody != handle.m_pBody);
253 }
254
255
256 /** Needed to place References into STL collection.
257 */
258 bool
259 SAL_CALL operator< (const Reference<reference_type> & handle) const
260 {
261 return (m_pBody < handle.m_pBody);
262 }
263
264
265 /** Needed to place References into STL collection.
266 */
267 bool
268 SAL_CALL operator> (const Reference<reference_type> & handle) const
269 {
270 return (m_pBody > handle.m_pBody);
271 }
272};
273
274} // namespace rtl
275
276#if defined LIBO_INTERNAL_ONLY1
277namespace std
278{
279
280/// @cond INTERNAL
281/**
282 Make rtl::Reference hashable by default for use in STL containers.
283
284 @since LibreOffice 6.3
285*/
286template<typename T>
287struct hash<::rtl::Reference<T>>
288{
289 std::size_t operator()(::rtl::Reference<T> const & s) const
290 { return std::size_t(s.get()); }
291};
292/// @endcond
293
294}
295
296#endif
297
298#endif /* ! INCLUDED_RTL_REF_HXX */
299
300/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
←

/home/maarten/src/libreoffice/core/include/vcl/vclreferencebase.hxx

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#ifndef INCLUDED_VCL_Reference_HXX
20#define INCLUDED_VCL_Reference_HXX
21
22#include <vcl/dllapi.h>
23#include <osl/interlck.h>
24
25class VCL_DLLPUBLIC__attribute__ ((visibility("default"))) VclReferenceBase
26{
27 mutable oslInterlockedCount mnRefCnt;
28
29 template<typename T> friend class VclPtr;
30
31public:
32 void acquire() const
33 {
34 osl_atomic_increment(&mnRefCnt)__sync_add_and_fetch((&mnRefCnt), 1);
35 }
36
37 void release() const
38 {
39 if (osl_atomic_decrement(&mnRefCnt)__sync_sub_and_fetch((&mnRefCnt), 1) == 0)
11
←
Assuming the condition is true
→
12
←
Taking true branch
→
40 delete this;
13
←
Memory is released
→
41 }
42#ifdef DBG_UTIL
43#ifndef _WIN32
44 sal_Int32 getRefCount() const { return mnRefCnt; }
45#endif
46#endif
47
48
49private:
50 VclReferenceBase(const VclReferenceBase&) = delete;
51 VclReferenceBase& operator=(const VclReferenceBase&) = delete;
52
53 bool mbDisposed : 1;
54
55protected:
56 VclReferenceBase();
57protected:
58 virtual ~VclReferenceBase();
59
60protected:
61 virtual void dispose();
62
63public:
64 void disposeOnce();
65 bool isDisposed() const { return mbDisposed; }
66
67};
68#endif