xref: /AOO41X/main/vcl/source/gdi/outdev.cxx (revision 707fc0d4d52eb4f69d89a98ffec6918ca5de6326)
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5  * distributed with this work for additional information
6  * regarding copyright ownership.  The ASF licenses this file
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11  *   http://www.apache.org/licenses/LICENSE-2.0
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14  * software distributed under the License is distributed on an
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16  * KIND, either express or implied.  See the License for the
17  * specific language governing permissions and limitations
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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_vcl.hxx"
26 
27 #include <tools/ref.hxx>
28 #include <tools/debug.hxx>
29 #include <tools/poly.hxx>
30 
31 #include <vcl/svapp.hxx>
32 #include <vcl/ctrl.hxx>
33 #include <vcl/region.hxx>
34 #include <vcl/virdev.hxx>
35 #include <vcl/window.hxx>
36 #include <vcl/metaact.hxx>
37 #include <vcl/gdimtf.hxx>
38 #include <vcl/print.hxx>
39 #include <vcl/outdev.hxx>
40 #include <vcl/unowrap.hxx>
41 // declare system types in sysdata.hxx
42 #include <svsys.h>
43 #include <vcl/sysdata.hxx>
44 
45 #include <salgdi.hxx>
46 #include <sallayout.hxx>
47 #include <salframe.hxx>
48 #include <salvd.hxx>
49 #include <salprn.hxx>
50 #include <svdata.hxx>
51 #include <window.h>
52 #include <outdev.h>
53 #include <region.h>
54 #include <outdata.hxx>
55 
56 #include <basegfx/point/b2dpoint.hxx>
57 #include <basegfx/vector/b2dvector.hxx>
58 #include <basegfx/polygon/b2dpolygon.hxx>
59 #include <basegfx/polygon/b2dpolypolygon.hxx>
60 #include <basegfx/matrix/b2dhommatrix.hxx>
61 #include <basegfx/polygon/b2dpolygontools.hxx>
62 #include <basegfx/polygon/b2dpolypolygontools.hxx>
63 #include <basegfx/polygon/b2dlinegeometry.hxx>
64 
65 #include <com/sun/star/awt/XGraphics.hpp>
66 #include <com/sun/star/uno/Sequence.hxx>
67 #include <com/sun/star/rendering/XCanvas.hpp>
68 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
69 #include <vcl/unohelp.hxx>
70 
71 #include <numeric>
72 
73 using namespace ::com::sun::star;
74 
75 DBG_NAME( OutputDevice )
76 DBG_NAME( Polygon )
77 DBG_NAME( PolyPolygon )
78 DBG_NAMEEX( Region )
79 
80 // -----------------------------------------------------------------------
81 
82 #ifdef DBG_UTIL
83 const char* ImplDbgCheckOutputDevice( const void* pObj )
84 {
85     DBG_TESTSOLARMUTEX();
86 
87     const OutputDevice* pOutDev = (OutputDevice*)pObj;
88 
89     if ( (pOutDev->GetOutDevType() != OUTDEV_DONTKNOW) &&
90          (pOutDev->GetOutDevType() != OUTDEV_WINDOW) &&
91          (pOutDev->GetOutDevType() != OUTDEV_PRINTER) &&
92          (pOutDev->GetOutDevType() != OUTDEV_VIRDEV) )
93         return "OutputDevice data overwrite";
94 
95     return NULL;
96 }
97 #endif
98 
99 // =======================================================================
100 
101 #define OUTDEV_POLYPOLY_STACKBUF        32
102 
103 // =======================================================================
104 
105 struct ImplObjStack
106 {
107     ImplObjStack*   mpPrev;
108     MapMode*        mpMapMode;
109     Region*         mpClipRegion;
110     Color*          mpLineColor;
111     Color*          mpFillColor;
112     Font*           mpFont;
113     Color*          mpTextColor;
114     Color*          mpTextFillColor;
115     Color*          mpTextLineColor;
116     Color*          mpOverlineColor;
117     Point*          mpRefPoint;
118     TextAlign       meTextAlign;
119     RasterOp        meRasterOp;
120     sal_uLong           mnTextLayoutMode;
121     LanguageType    meTextLanguage;
122     sal_uInt16          mnFlags;
123 };
124 
125 // -----------------------------------------------------------------------
126 
127 static void ImplDeleteObjStack( ImplObjStack* pObjStack )
128 {
129     if ( pObjStack->mnFlags & PUSH_LINECOLOR )
130     {
131         if ( pObjStack->mpLineColor )
132             delete pObjStack->mpLineColor;
133     }
134     if ( pObjStack->mnFlags & PUSH_FILLCOLOR )
135     {
136         if ( pObjStack->mpFillColor )
137             delete pObjStack->mpFillColor;
138     }
139     if ( pObjStack->mnFlags & PUSH_FONT )
140         delete pObjStack->mpFont;
141     if ( pObjStack->mnFlags & PUSH_TEXTCOLOR )
142         delete pObjStack->mpTextColor;
143     if ( pObjStack->mnFlags & PUSH_TEXTFILLCOLOR )
144     {
145         if ( pObjStack->mpTextFillColor )
146             delete pObjStack->mpTextFillColor;
147     }
148     if ( pObjStack->mnFlags & PUSH_TEXTLINECOLOR )
149     {
150         if ( pObjStack->mpTextLineColor )
151             delete pObjStack->mpTextLineColor;
152     }
153     if ( pObjStack->mnFlags & PUSH_OVERLINECOLOR )
154     {
155         if ( pObjStack->mpOverlineColor )
156             delete pObjStack->mpOverlineColor;
157     }
158     if ( pObjStack->mnFlags & PUSH_MAPMODE )
159     {
160         if ( pObjStack->mpMapMode )
161             delete pObjStack->mpMapMode;
162     }
163     if ( pObjStack->mnFlags & PUSH_CLIPREGION )
164     {
165         if ( pObjStack->mpClipRegion )
166             delete pObjStack->mpClipRegion;
167     }
168     if ( pObjStack->mnFlags & PUSH_REFPOINT )
169     {
170         if ( pObjStack->mpRefPoint )
171             delete pObjStack->mpRefPoint;
172     }
173 
174     delete pObjStack;
175 }
176 
177 // -----------------------------------------------------------------------
178 
179 bool OutputDevice::ImplIsAntiparallel() const
180 {
181     bool bRet = false;
182     if( ImplGetGraphics() )
183     {
184         if( ( (mpGraphics->GetLayout() & SAL_LAYOUT_BIDI_RTL) && ! IsRTLEnabled() ) ||
185             ( ! (mpGraphics->GetLayout() & SAL_LAYOUT_BIDI_RTL) && IsRTLEnabled() ) )
186         {
187             bRet = true;
188         }
189     }
190     return bRet;
191 }
192 
193 // -----------------------------------------------------------------------
194 
195 
196 bool OutputDevice::ImplSelectClipRegion( const Region& rRegion, SalGraphics* pGraphics )
197 {
198     DBG_TESTSOLARMUTEX();
199 
200     if( !pGraphics )
201     {
202         if( !mpGraphics )
203             if( !ImplGetGraphics() )
204                 return false;
205         pGraphics = mpGraphics;
206     }
207 
208     bool bClipRegion = pGraphics->SetClipRegion( rRegion, this );
209     OSL_ENSURE( bClipRegion, "OutputDevice::ImplSelectClipRegion() - can't cerate region" );
210     return bClipRegion;
211 }
212 
213 
214 // =======================================================================
215 
216 Polygon ImplSubdivideBezier( const Polygon& rPoly )
217 {
218     Polygon aPoly;
219 
220     // #100127# Use adaptive subdivide instead of fixed 25 segments
221     rPoly.AdaptiveSubdivide( aPoly );
222 
223     return aPoly;
224 }
225 
226 // =======================================================================
227 
228 PolyPolygon ImplSubdivideBezier( const PolyPolygon& rPolyPoly )
229 {
230     sal_uInt16 i, nPolys = rPolyPoly.Count();
231     PolyPolygon aPolyPoly( nPolys );
232     for( i=0; i<nPolys; ++i )
233         aPolyPoly.Insert( ImplSubdivideBezier( rPolyPoly.GetObject(i) ) );
234 
235     return aPolyPoly;
236 }
237 
238 // =======================================================================
239 
240 // #100127# Extracted from OutputDevice::DrawPolyPolygon()
241 void OutputDevice::ImplDrawPolyPolygon( sal_uInt16 nPoly, const PolyPolygon& rPolyPoly )
242 {
243     // AW: This crashes on empty PolyPolygons, avoid that
244     if(!nPoly)
245         return;
246 
247     sal_uInt32          aStackAry1[OUTDEV_POLYPOLY_STACKBUF];
248     PCONSTSALPOINT      aStackAry2[OUTDEV_POLYPOLY_STACKBUF];
249     sal_uInt8*              aStackAry3[OUTDEV_POLYPOLY_STACKBUF];
250     sal_uInt32*         pPointAry;
251     PCONSTSALPOINT*     pPointAryAry;
252     const sal_uInt8**       pFlagAryAry;
253     sal_uInt16              i = 0, j = 0, last = 0;
254     sal_Bool                bHaveBezier = sal_False;
255     if ( nPoly > OUTDEV_POLYPOLY_STACKBUF )
256     {
257         pPointAry       = new sal_uInt32[nPoly];
258         pPointAryAry    = new PCONSTSALPOINT[nPoly];
259         pFlagAryAry     = new const sal_uInt8*[nPoly];
260     }
261     else
262     {
263         pPointAry       = aStackAry1;
264         pPointAryAry    = aStackAry2;
265         pFlagAryAry     = (const sal_uInt8**)aStackAry3;
266     }
267     do
268     {
269         const Polygon&  rPoly = rPolyPoly.GetObject( i );
270         sal_uInt16          nSize = rPoly.GetSize();
271         if ( nSize )
272         {
273             pPointAry[j]    = nSize;
274             pPointAryAry[j] = (PCONSTSALPOINT)rPoly.GetConstPointAry();
275             pFlagAryAry[j]  = rPoly.GetConstFlagAry();
276             last            = i;
277 
278             if( pFlagAryAry[j] )
279                 bHaveBezier = sal_True;
280 
281             ++j;
282         }
283 
284         ++i;
285     }
286     while ( i < nPoly );
287 
288     if ( j == 1 )
289     {
290         // #100127# Forward beziers to sal, if any
291         if( bHaveBezier )
292         {
293             if( !mpGraphics->DrawPolygonBezier( *pPointAry, *pPointAryAry, *pFlagAryAry, this ) )
294             {
295                 Polygon aPoly = ImplSubdivideBezier( rPolyPoly.GetObject( last ) );
296                 mpGraphics->DrawPolygon( aPoly.GetSize(), (const SalPoint*)aPoly.GetConstPointAry(), this );
297             }
298         }
299         else
300         {
301             mpGraphics->DrawPolygon( *pPointAry, *pPointAryAry, this );
302         }
303     }
304     else
305     {
306         // #100127# Forward beziers to sal, if any
307         if( bHaveBezier )
308         {
309             if( !mpGraphics->DrawPolyPolygonBezier( j, pPointAry, pPointAryAry, pFlagAryAry, this ) )
310             {
311                 PolyPolygon aPolyPoly = ImplSubdivideBezier( rPolyPoly );
312                 ImplDrawPolyPolygon( aPolyPoly.Count(), aPolyPoly );
313             }
314         }
315         else
316         {
317             mpGraphics->DrawPolyPolygon( j, pPointAry, pPointAryAry, this );
318         }
319     }
320 
321     if ( pPointAry != aStackAry1 )
322     {
323         delete[] pPointAry;
324         delete[] pPointAryAry;
325         delete[] pFlagAryAry;
326     }
327 }
328 
329 // =======================================================================
330 
331 OutputDevice::OutputDevice() :
332     maRegion( REGION_NULL ),
333     maFillColor( COL_WHITE ),
334     maTextLineColor( COL_TRANSPARENT ),
335     maSettings( Application::GetSettings() )
336 {
337     DBG_CTOR( OutputDevice, ImplDbgCheckOutputDevice );
338 
339     mpGraphics          = NULL;
340     mpUnoGraphicsList   = NULL;
341     mpPrevGraphics      = NULL;
342     mpNextGraphics      = NULL;
343     mpMetaFile          = NULL;
344     mpFontEntry         = NULL;
345     mpFontCache         = NULL;
346     mpFontList          = NULL;
347     mpGetDevFontList    = NULL;
348     mpGetDevSizeList    = NULL;
349     mpObjStack          = NULL;
350     mpOutDevData        = NULL;
351     mpPDFWriter         = NULL;
352     mpAlphaVDev         = NULL;
353     mpExtOutDevData     = NULL;
354     mnOutOffX           = 0;
355     mnOutOffY           = 0;
356     mnOutWidth          = 0;
357     mnOutHeight         = 0;
358     mnDPIX              = 0;
359     mnDPIY              = 0;
360     mnTextOffX          = 0;
361     mnTextOffY          = 0;
362     mnOutOffOrigX       = 0;
363     mnOutOffLogicX      = 0;
364     mnOutOffOrigY       = 0;
365     mnOutOffLogicY      = 0;
366     mnEmphasisAscent    = 0;
367     mnEmphasisDescent   = 0;
368     mnDrawMode          = 0;
369     mnTextLayoutMode        = TEXT_LAYOUT_DEFAULT;
370     if( Application::GetSettings().GetLayoutRTL() ) //#i84553# tip BiDi preference to RTL
371         mnTextLayoutMode = TEXT_LAYOUT_BIDI_RTL | TEXT_LAYOUT_TEXTORIGIN_LEFT;
372     meOutDevType        = OUTDEV_DONTKNOW;
373     meOutDevViewType    = OUTDEV_VIEWTYPE_DONTKNOW;
374     mbMap               = sal_False;
375     mbMapIsDefault      = sal_True;
376     mbClipRegion        = sal_False;
377     mbBackground        = sal_False;
378     mbOutput            = sal_True;
379     mbDevOutput         = sal_False;
380     mbOutputClipped     = sal_False;
381     maTextColor         = Color( COL_BLACK );
382     maOverlineColor     = Color( COL_TRANSPARENT );
383     meTextAlign         = maFont.GetAlign();
384     meRasterOp          = ROP_OVERPAINT;
385     mnAntialiasing      = 0;
386     meTextLanguage      = 0;  // TODO: get default from configuration?
387     mbLineColor         = sal_True;
388     mbFillColor         = sal_True;
389     mbInitLineColor     = sal_True;
390     mbInitFillColor     = sal_True;
391     mbInitFont          = sal_True;
392     mbInitTextColor     = sal_True;
393     mbInitClipRegion    = sal_True;
394     mbClipRegionSet     = sal_False;
395     mbKerning           = sal_False;
396     mbNewFont           = sal_True;
397     mbTextLines         = sal_False;
398     mbTextSpecial       = sal_False;
399     mbRefPoint          = sal_False;
400     mbEnableRTL         = sal_False;    // mirroring must be explicitly allowed (typically for windows only)
401 
402     // struct ImplMapRes
403     maMapRes.mnMapOfsX          = 0;
404     maMapRes.mnMapOfsY          = 0;
405     maMapRes.mnMapScNumX        = 1;
406     maMapRes.mnMapScNumY        = 1;
407     maMapRes.mnMapScDenomX      = 1;
408     maMapRes.mnMapScDenomY      = 1;
409     // struct ImplThresholdRes
410     maThresRes.mnThresLogToPixX = 0;
411     maThresRes.mnThresLogToPixY = 0;
412     maThresRes.mnThresPixToLogX = 0;
413     maThresRes.mnThresPixToLogY = 0;
414 }
415 
416 // -----------------------------------------------------------------------
417 
418 OutputDevice::~OutputDevice()
419 {
420     DBG_DTOR( OutputDevice, ImplDbgCheckOutputDevice );
421 
422     if ( GetUnoGraphicsList() )
423     {
424         UnoWrapperBase* pWrapper = Application::GetUnoWrapper( sal_False );
425         if ( pWrapper )
426             pWrapper->ReleaseAllGraphics( this );
427         delete mpUnoGraphicsList;
428         mpUnoGraphicsList = NULL;
429     }
430 
431     if ( mpOutDevData )
432         ImplDeInitOutDevData();
433 
434     ImplObjStack* pData = mpObjStack;
435     if ( pData )
436     {
437         DBG_ERRORFILE( "OutputDevice::~OutputDevice(): OutputDevice::Push() calls != OutputDevice::Pop() calls" );
438         while ( pData )
439         {
440             ImplObjStack* pTemp = pData;
441             pData = pData->mpPrev;
442             ImplDeleteObjStack( pTemp );
443         }
444     }
445 
446     // release the active font instance
447     if( mpFontEntry )
448         mpFontCache->Release( mpFontEntry );
449     // remove cached results of GetDevFontList/GetDevSizeList
450     // TODO: use smart pointers for them
451     if( mpGetDevFontList )
452         delete mpGetDevFontList;
453     if( mpGetDevSizeList )
454         delete mpGetDevSizeList;
455 
456     // release ImplFontCache specific to this OutputDevice
457     // TODO: refcount ImplFontCache
458     if( mpFontCache
459     && (mpFontCache != ImplGetSVData()->maGDIData.mpScreenFontCache)
460     && (ImplGetSVData()->maGDIData.mpScreenFontCache != NULL) )
461     {
462         delete mpFontCache;
463         mpFontCache = NULL;
464     }
465 
466     // release ImplFontList specific to this OutputDevice
467     // TODO: refcount ImplFontList
468     if( mpFontList
469     && (mpFontList != ImplGetSVData()->maGDIData.mpScreenFontList)
470     && (ImplGetSVData()->maGDIData.mpScreenFontList != NULL) )
471     {
472         mpFontList->Clear();
473         delete mpFontList;
474         mpFontList = NULL;
475     }
476 
477     delete mpAlphaVDev;
478 }
479 
480 bool OutputDevice::supportsOperation( OutDevSupportType eType ) const
481 {
482     if( !mpGraphics )
483         if( !ImplGetGraphics() )
484             return false;
485     const bool bHasSupport = mpGraphics->supportsOperation( eType );
486     return bHasSupport;
487 }
488 
489 // -----------------------------------------------------------------------
490 
491 void OutputDevice::EnableRTL( sal_Bool bEnable )
492 {
493     mbEnableRTL = (bEnable != 0);
494     if( meOutDevType == OUTDEV_VIRDEV )
495     {
496         // virdevs default to not mirroring, they will only be set to mirroring
497         // under rare circumstances in the UI, eg the valueset control
498         // because each virdev has its own SalGraphics we can safely switch the SalGraphics here
499         // ...hopefully
500         if( ImplGetGraphics() )
501             mpGraphics->SetLayout( mbEnableRTL ? SAL_LAYOUT_BIDI_RTL : 0 );
502     }
503 
504     // convenience: for controls also switch layout mode
505     if( dynamic_cast<Control*>(this) != 0 )
506         SetLayoutMode( bEnable ? TEXT_LAYOUT_BIDI_RTL | TEXT_LAYOUT_TEXTORIGIN_LEFT : TEXT_LAYOUT_BIDI_LTR | TEXT_LAYOUT_TEXTORIGIN_LEFT);
507 
508     Window* pWin = dynamic_cast<Window*>(this);
509     if( pWin )
510         pWin->StateChanged( STATE_CHANGE_MIRRORING );
511 
512     if( mpAlphaVDev )
513         mpAlphaVDev->EnableRTL( bEnable );
514 }
515 
516 sal_Bool OutputDevice::ImplHasMirroredGraphics()
517 {
518    // HOTFIX for #i55719#
519    if( meOutDevType == OUTDEV_PRINTER )
520        return sal_False;
521 
522    return ( ImplGetGraphics() && (mpGraphics->GetLayout() & SAL_LAYOUT_BIDI_RTL) );
523 }
524 
525 // note: the coordiantes to be remirrored are in frame coordiantes !
526 
527 void    OutputDevice::ImplReMirror( Point &rPoint ) const
528 {
529     rPoint.X() = mnOutOffX + mnOutWidth - 1 - rPoint.X() + mnOutOffX;
530 }
531 void    OutputDevice::ImplReMirror( Rectangle &rRect ) const
532 {
533     long nWidth = rRect.nRight - rRect.nLeft;
534 
535     //long lc_x = rRect.nLeft - mnOutOffX;    // normalize
536     //lc_x = mnOutWidth - nWidth - 1 - lc_x;  // mirror
537     //rRect.nLeft = lc_x + mnOutOffX;         // re-normalize
538 
539     rRect.nLeft = mnOutOffX + mnOutWidth - nWidth - 1 - rRect.nLeft + mnOutOffX;
540     rRect.nRight = rRect.nLeft + nWidth;
541 }
542 void    OutputDevice::ImplReMirror( Region &rRegion ) const
543 {
544     long                nX;
545     long                nY;
546     long                nWidth;
547     long                nHeight;
548     ImplRegionInfo      aInfo;
549     sal_Bool                bRegionRect;
550     Region              aMirroredRegion;
551 
552     bRegionRect = rRegion.ImplGetFirstRect( aInfo, nX, nY, nWidth, nHeight );
553     while ( bRegionRect )
554     {
555         Rectangle aRect( Point(nX, nY), Size(nWidth, nHeight) );
556         ImplReMirror( aRect );
557         aMirroredRegion.Union( aRect );
558         bRegionRect = rRegion.ImplGetNextRect( aInfo, nX, nY, nWidth, nHeight );
559     }
560     rRegion = aMirroredRegion;
561 }
562 
563 
564 // -----------------------------------------------------------------------
565 
566 int OutputDevice::ImplGetGraphics() const
567 {
568     DBG_TESTSOLARMUTEX();
569 
570     if ( mpGraphics )
571         return sal_True;
572 
573     mbInitLineColor     = sal_True;
574     mbInitFillColor     = sal_True;
575     mbInitFont          = sal_True;
576     mbInitTextColor     = sal_True;
577     mbInitClipRegion    = sal_True;
578 
579     ImplSVData* pSVData = ImplGetSVData();
580     if ( meOutDevType == OUTDEV_WINDOW )
581     {
582         Window* pWindow = (Window*)this;
583 
584         mpGraphics = pWindow->mpWindowImpl->mpFrame->GetGraphics();
585         // try harder if no wingraphics was available directly
586         if ( !mpGraphics )
587         {
588             // find another output device in the same frame
589             OutputDevice* pReleaseOutDev = pSVData->maGDIData.mpLastWinGraphics;
590             while ( pReleaseOutDev )
591             {
592                 if ( ((Window*)pReleaseOutDev)->mpWindowImpl->mpFrame == pWindow->mpWindowImpl->mpFrame )
593                     break;
594                 pReleaseOutDev = pReleaseOutDev->mpPrevGraphics;
595             }
596 
597             if ( pReleaseOutDev )
598             {
599                 // steal the wingraphics from the other outdev
600                 mpGraphics = pReleaseOutDev->mpGraphics;
601                 pReleaseOutDev->ImplReleaseGraphics( sal_False );
602             }
603             else
604             {
605                 // if needed retry after releasing least recently used wingraphics
606                 while ( !mpGraphics )
607                 {
608                     if ( !pSVData->maGDIData.mpLastWinGraphics )
609                         break;
610                     pSVData->maGDIData.mpLastWinGraphics->ImplReleaseGraphics();
611                     mpGraphics = pWindow->mpWindowImpl->mpFrame->GetGraphics();
612                 }
613             }
614         }
615 
616         // update global LRU list of wingraphics
617         if ( mpGraphics )
618         {
619             mpNextGraphics = pSVData->maGDIData.mpFirstWinGraphics;
620             pSVData->maGDIData.mpFirstWinGraphics = const_cast<OutputDevice*>(this);
621             if ( mpNextGraphics )
622                 mpNextGraphics->mpPrevGraphics = const_cast<OutputDevice*>(this);
623             if ( !pSVData->maGDIData.mpLastWinGraphics )
624                 pSVData->maGDIData.mpLastWinGraphics = const_cast<OutputDevice*>(this);
625         }
626     }
627     else if ( meOutDevType == OUTDEV_VIRDEV )
628     {
629         const VirtualDevice* pVirDev = (const VirtualDevice*)this;
630 
631         if ( pVirDev->mpVirDev )
632         {
633             mpGraphics = pVirDev->mpVirDev->GetGraphics();
634             // if needed retry after releasing least recently used virtual device graphics
635             while ( !mpGraphics )
636             {
637                 if ( !pSVData->maGDIData.mpLastVirGraphics )
638                     break;
639                 pSVData->maGDIData.mpLastVirGraphics->ImplReleaseGraphics();
640                 mpGraphics = pVirDev->mpVirDev->GetGraphics();
641             }
642             // update global LRU list of virtual device graphics
643             if ( mpGraphics )
644             {
645                 mpNextGraphics = pSVData->maGDIData.mpFirstVirGraphics;
646                 pSVData->maGDIData.mpFirstVirGraphics = const_cast<OutputDevice*>(this);
647                 if ( mpNextGraphics )
648                     mpNextGraphics->mpPrevGraphics = const_cast<OutputDevice*>(this);
649                 if ( !pSVData->maGDIData.mpLastVirGraphics )
650                     pSVData->maGDIData.mpLastVirGraphics = const_cast<OutputDevice*>(this);
651             }
652         }
653     }
654     else if ( meOutDevType == OUTDEV_PRINTER )
655     {
656         const Printer* pPrinter = (const Printer*)this;
657 
658         if ( pPrinter->mpJobGraphics )
659             mpGraphics = pPrinter->mpJobGraphics;
660         else if ( pPrinter->mpDisplayDev )
661         {
662             const VirtualDevice* pVirDev = pPrinter->mpDisplayDev;
663             mpGraphics = pVirDev->mpVirDev->GetGraphics();
664             // if needed retry after releasing least recently used virtual device graphics
665             while ( !mpGraphics )
666             {
667                 if ( !pSVData->maGDIData.mpLastVirGraphics )
668                     break;
669                 pSVData->maGDIData.mpLastVirGraphics->ImplReleaseGraphics();
670                 mpGraphics = pVirDev->mpVirDev->GetGraphics();
671             }
672             // update global LRU list of virtual device graphics
673             if ( mpGraphics )
674             {
675                 mpNextGraphics = pSVData->maGDIData.mpFirstVirGraphics;
676                 pSVData->maGDIData.mpFirstVirGraphics = const_cast<OutputDevice*>(this);
677                 if ( mpNextGraphics )
678                     mpNextGraphics->mpPrevGraphics = const_cast<OutputDevice*>(this);
679                 if ( !pSVData->maGDIData.mpLastVirGraphics )
680                     pSVData->maGDIData.mpLastVirGraphics = const_cast<OutputDevice*>(this);
681             }
682         }
683         else
684         {
685             mpGraphics = pPrinter->mpInfoPrinter->GetGraphics();
686             // if needed retry after releasing least recently used printer graphics
687             while ( !mpGraphics )
688             {
689                 if ( !pSVData->maGDIData.mpLastPrnGraphics )
690                     break;
691                 pSVData->maGDIData.mpLastPrnGraphics->ImplReleaseGraphics();
692                 mpGraphics = pPrinter->mpInfoPrinter->GetGraphics();
693             }
694             // update global LRU list of printer graphics
695             if ( mpGraphics )
696             {
697                 mpNextGraphics = pSVData->maGDIData.mpFirstPrnGraphics;
698                 pSVData->maGDIData.mpFirstPrnGraphics = const_cast<OutputDevice*>(this);
699                 if ( mpNextGraphics )
700                     mpNextGraphics->mpPrevGraphics = const_cast<OutputDevice*>(this);
701                 if ( !pSVData->maGDIData.mpLastPrnGraphics )
702                     pSVData->maGDIData.mpLastPrnGraphics = const_cast<OutputDevice*>(this);
703             }
704         }
705     }
706 
707     if ( mpGraphics )
708     {
709         mpGraphics->SetXORMode( (ROP_INVERT == meRasterOp) || (ROP_XOR == meRasterOp), ROP_INVERT == meRasterOp );
710         mpGraphics->setAntiAliasB2DDraw(mnAntialiasing & ANTIALIASING_ENABLE_B2DDRAW);
711         return sal_True;
712     }
713 
714     return sal_False;
715 }
716 
717 // -----------------------------------------------------------------------
718 
719 void OutputDevice::ImplReleaseGraphics( sal_Bool bRelease )
720 {
721     DBG_TESTSOLARMUTEX();
722 
723     if ( !mpGraphics )
724         return;
725 
726     // release the fonts of the physically released graphics device
727     if( bRelease )
728     {
729 #ifndef UNX
730         // HACK to fix an urgent P1 printing issue fast
731         // WinSalPrinter does not respect GetGraphics/ReleaseGraphics conventions
732         // so Printer::mpGraphics often points to a dead WinSalGraphics
733         // TODO: fix WinSalPrinter's GetGraphics/ReleaseGraphics handling
734         if( meOutDevType != OUTDEV_PRINTER )
735 #endif
736         mpGraphics->ReleaseFonts();
737 
738         mbNewFont = true;
739         mbInitFont = true;
740 
741         if ( mpFontEntry )
742         {
743             mpFontCache->Release( mpFontEntry );
744             mpFontEntry = NULL;
745         }
746 
747         if ( mpGetDevFontList )
748         {
749             delete mpGetDevFontList;
750             mpGetDevFontList = NULL;
751         }
752 
753         if ( mpGetDevSizeList )
754         {
755             delete mpGetDevSizeList;
756             mpGetDevSizeList = NULL;
757         }
758     }
759 
760     ImplSVData* pSVData = ImplGetSVData();
761     if ( meOutDevType == OUTDEV_WINDOW )
762     {
763         Window* pWindow = (Window*)this;
764 
765         if ( bRelease )
766             pWindow->mpWindowImpl->mpFrame->ReleaseGraphics( mpGraphics );
767         // remove from global LRU list of window graphics
768         if ( mpPrevGraphics )
769             mpPrevGraphics->mpNextGraphics = mpNextGraphics;
770         else
771             pSVData->maGDIData.mpFirstWinGraphics = mpNextGraphics;
772         if ( mpNextGraphics )
773             mpNextGraphics->mpPrevGraphics = mpPrevGraphics;
774         else
775             pSVData->maGDIData.mpLastWinGraphics = mpPrevGraphics;
776     }
777     else if ( meOutDevType == OUTDEV_VIRDEV )
778     {
779         VirtualDevice* pVirDev = (VirtualDevice*)this;
780 
781         if ( bRelease )
782             pVirDev->mpVirDev->ReleaseGraphics( mpGraphics );
783         // remove from global LRU list of virtual device graphics
784         if ( mpPrevGraphics )
785             mpPrevGraphics->mpNextGraphics = mpNextGraphics;
786         else
787             pSVData->maGDIData.mpFirstVirGraphics = mpNextGraphics;
788         if ( mpNextGraphics )
789             mpNextGraphics->mpPrevGraphics = mpPrevGraphics;
790         else
791             pSVData->maGDIData.mpLastVirGraphics = mpPrevGraphics;
792     }
793     else if ( meOutDevType == OUTDEV_PRINTER )
794     {
795         Printer* pPrinter = (Printer*)this;
796 
797         if ( !pPrinter->mpJobGraphics )
798         {
799             if ( pPrinter->mpDisplayDev )
800             {
801                 VirtualDevice* pVirDev = pPrinter->mpDisplayDev;
802                 if ( bRelease )
803                     pVirDev->mpVirDev->ReleaseGraphics( mpGraphics );
804                 // remove from global LRU list of virtual device graphics
805                 if ( mpPrevGraphics )
806                     mpPrevGraphics->mpNextGraphics = mpNextGraphics;
807                 else
808                     pSVData->maGDIData.mpFirstVirGraphics = mpNextGraphics;
809                 if ( mpNextGraphics )
810                     mpNextGraphics->mpPrevGraphics = mpPrevGraphics;
811                 else
812                     pSVData->maGDIData.mpLastVirGraphics = mpPrevGraphics;
813             }
814             else
815             {
816                 if ( bRelease )
817                     pPrinter->mpInfoPrinter->ReleaseGraphics( mpGraphics );
818                 // remove from global LRU list of printer graphics
819                 if ( mpPrevGraphics )
820                     mpPrevGraphics->mpNextGraphics = mpNextGraphics;
821                 else
822                     pSVData->maGDIData.mpFirstPrnGraphics = mpNextGraphics;
823                 if ( mpNextGraphics )
824                     mpNextGraphics->mpPrevGraphics = mpPrevGraphics;
825                 else
826                     pSVData->maGDIData.mpLastPrnGraphics = mpPrevGraphics;
827            }
828         }
829     }
830 
831     mpGraphics      = NULL;
832     mpPrevGraphics  = NULL;
833     mpNextGraphics  = NULL;
834 }
835 
836 // -----------------------------------------------------------------------
837 
838 void OutputDevice::ImplInitOutDevData()
839 {
840     if ( !mpOutDevData )
841     {
842         mpOutDevData = new ImplOutDevData;
843         mpOutDevData->mpRotateDev = NULL;
844         mpOutDevData->mpRecordLayout = NULL;
845 
846         // #i75163#
847         mpOutDevData->mpViewTransform = NULL;
848         mpOutDevData->mpInverseViewTransform = NULL;
849     }
850 }
851 
852 // -----------------------------------------------------------------------
853 
854 // #i75163#
855 void OutputDevice::ImplInvalidateViewTransform()
856 {
857     if(mpOutDevData)
858     {
859         if(mpOutDevData->mpViewTransform)
860         {
861             delete mpOutDevData->mpViewTransform;
862             mpOutDevData->mpViewTransform = NULL;
863         }
864 
865         if(mpOutDevData->mpInverseViewTransform)
866         {
867             delete mpOutDevData->mpInverseViewTransform;
868             mpOutDevData->mpInverseViewTransform = NULL;
869         }
870     }
871 }
872 
873 // -----------------------------------------------------------------------
874 
875 sal_Bool OutputDevice::ImplIsRecordLayout() const
876 {
877     return mpOutDevData && mpOutDevData->mpRecordLayout;
878 }
879 
880 // -----------------------------------------------------------------------
881 
882 void OutputDevice::ImplDeInitOutDevData()
883 {
884     if ( mpOutDevData )
885     {
886         if ( mpOutDevData->mpRotateDev )
887             delete mpOutDevData->mpRotateDev;
888 
889         // #i75163#
890         ImplInvalidateViewTransform();
891 
892         delete mpOutDevData;
893     }
894 }
895 
896 // -----------------------------------------------------------------------
897 
898 void OutputDevice::ImplInitLineColor()
899 {
900     DBG_TESTSOLARMUTEX();
901 
902     if( mbLineColor )
903     {
904         if( ROP_0 == meRasterOp )
905             mpGraphics->SetROPLineColor( SAL_ROP_0 );
906         else if( ROP_1 == meRasterOp )
907             mpGraphics->SetROPLineColor( SAL_ROP_1 );
908         else if( ROP_INVERT == meRasterOp )
909             mpGraphics->SetROPLineColor( SAL_ROP_INVERT );
910         else
911             mpGraphics->SetLineColor( ImplColorToSal( maLineColor ) );
912     }
913     else
914         mpGraphics->SetLineColor();
915 
916     mbInitLineColor = sal_False;
917 }
918 
919 // -----------------------------------------------------------------------
920 
921 void OutputDevice::ImplInitFillColor()
922 {
923     DBG_TESTSOLARMUTEX();
924 
925     if( mbFillColor )
926     {
927         if( ROP_0 == meRasterOp )
928             mpGraphics->SetROPFillColor( SAL_ROP_0 );
929         else if( ROP_1 == meRasterOp )
930             mpGraphics->SetROPFillColor( SAL_ROP_1 );
931         else if( ROP_INVERT == meRasterOp )
932             mpGraphics->SetROPFillColor( SAL_ROP_INVERT );
933         else
934             mpGraphics->SetFillColor( ImplColorToSal( maFillColor ) );
935     }
936     else
937         mpGraphics->SetFillColor();
938 
939     mbInitFillColor = sal_False;
940 }
941 
942 // -----------------------------------------------------------------------
943 
944 void OutputDevice::ImplInitClipRegion()
945 {
946     DBG_TESTSOLARMUTEX();
947 
948     if ( GetOutDevType() == OUTDEV_WINDOW )
949     {
950         Window* pWindow = (Window*)this;
951         Region  aRegion;
952 
953         // Hintergrund-Sicherung zuruecksetzen
954         if ( pWindow->mpWindowImpl->mpFrameData->mpFirstBackWin )
955             pWindow->ImplInvalidateAllOverlapBackgrounds();
956         if ( pWindow->mpWindowImpl->mbInPaint )
957             aRegion = *(pWindow->mpWindowImpl->mpPaintRegion);
958         else
959         {
960             aRegion = *(pWindow->ImplGetWinChildClipRegion());
961             // --- RTL -- only this region is in frame coordinates, so re-mirror it
962             // the mpWindowImpl->mpPaintRegion above is already correct (see ImplCallPaint()) !
963             if( ImplIsAntiparallel() )
964                 ImplReMirror ( aRegion );
965         }
966         if ( mbClipRegion )
967             aRegion.Intersect( ImplPixelToDevicePixel( maRegion ) );
968         if ( aRegion.IsEmpty() )
969             mbOutputClipped = sal_True;
970         else
971         {
972             mbOutputClipped = sal_False;
973             ImplSelectClipRegion( aRegion );
974         }
975         mbClipRegionSet = sal_True;
976     }
977     else
978     {
979         if ( mbClipRegion )
980         {
981             if ( maRegion.IsEmpty() )
982                 mbOutputClipped = sal_True;
983             else
984             {
985                 mbOutputClipped = sal_False;
986 
987                 // #102532# Respect output offset also for clip region
988                 Region aRegion( ImplPixelToDevicePixel( maRegion ) );
989                 const bool bClipDeviceBounds( ! GetPDFWriter()
990                                               && GetOutDevType() != OUTDEV_PRINTER );
991                 if( bClipDeviceBounds )
992                 {
993                     // #b6520266# Perform actual rect clip against outdev
994                     // dimensions, to generate empty clips whenever one of the
995                     // values is completely off the device.
996                     Rectangle aDeviceBounds( mnOutOffX, mnOutOffY,
997                                              mnOutOffX+GetOutputWidthPixel()-1,
998                                              mnOutOffY+GetOutputHeightPixel()-1 );
999                     aRegion.Intersect( aDeviceBounds );
1000                 }
1001 
1002                 if ( aRegion.IsEmpty() )
1003                 {
1004                     mbOutputClipped = sal_True;
1005                 }
1006                 else
1007                 {
1008                     mbOutputClipped = sal_False;
1009                     ImplSelectClipRegion( aRegion );
1010                 }
1011             }
1012 
1013             mbClipRegionSet = sal_True;
1014         }
1015         else
1016         {
1017             if ( mbClipRegionSet )
1018             {
1019                 mpGraphics->ResetClipRegion();
1020                 mbClipRegionSet = sal_False;
1021             }
1022 
1023             mbOutputClipped = sal_False;
1024         }
1025     }
1026 
1027     mbInitClipRegion = sal_False;
1028 }
1029 
1030 // -----------------------------------------------------------------------
1031 
1032 void OutputDevice::ImplSetClipRegion( const Region* pRegion )
1033 {
1034     DBG_TESTSOLARMUTEX();
1035 
1036     if ( !pRegion )
1037     {
1038         if ( mbClipRegion )
1039         {
1040             maRegion            = Region( REGION_NULL );
1041             mbClipRegion        = sal_False;
1042             mbInitClipRegion    = sal_True;
1043         }
1044     }
1045     else
1046     {
1047         maRegion            = *pRegion;
1048         mbClipRegion        = sal_True;
1049         mbInitClipRegion    = sal_True;
1050     }
1051 }
1052 
1053 // -----------------------------------------------------------------------
1054 
1055 void OutputDevice::SetClipRegion()
1056 {
1057     DBG_TRACE( "OutputDevice::SetClipRegion()" );
1058     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1059 
1060     if ( mpMetaFile )
1061         mpMetaFile->AddAction( new MetaClipRegionAction( Region(), sal_False ) );
1062 
1063     ImplSetClipRegion( NULL );
1064 
1065     if( mpAlphaVDev )
1066         mpAlphaVDev->SetClipRegion();
1067 }
1068 
1069 // -----------------------------------------------------------------------
1070 
1071 void OutputDevice::SetClipRegion( const Region& rRegion )
1072 {
1073     DBG_TRACE( "OutputDevice::SetClipRegion( rRegion )" );
1074     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1075     DBG_CHKOBJ( &rRegion, Region, ImplDbgTestRegion );
1076 
1077     if ( mpMetaFile )
1078         mpMetaFile->AddAction( new MetaClipRegionAction( rRegion, sal_True ) );
1079 
1080     if ( rRegion.GetType() == REGION_NULL )
1081         ImplSetClipRegion( NULL );
1082     else
1083     {
1084         Region aRegion = LogicToPixel( rRegion );
1085         ImplSetClipRegion( &aRegion );
1086     }
1087 
1088     if( mpAlphaVDev )
1089         mpAlphaVDev->SetClipRegion( rRegion );
1090 }
1091 
1092 // -----------------------------------------------------------------------
1093 
1094 Region OutputDevice::GetClipRegion() const
1095 {
1096     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1097 
1098     return PixelToLogic( maRegion );
1099 }
1100 
1101 // -----------------------------------------------------------------------
1102 
1103 Region OutputDevice::GetActiveClipRegion() const
1104 {
1105     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1106 
1107     if ( GetOutDevType() == OUTDEV_WINDOW )
1108     {
1109         Region aRegion( REGION_NULL );
1110         Window* pWindow = (Window*)this;
1111         if ( pWindow->mpWindowImpl->mbInPaint )
1112         {
1113             aRegion = *(pWindow->mpWindowImpl->mpPaintRegion);
1114             aRegion.Move( -mnOutOffX, -mnOutOffY );
1115         }
1116         if ( mbClipRegion )
1117             aRegion.Intersect( maRegion );
1118         return PixelToLogic( aRegion );
1119     }
1120     else
1121         return GetClipRegion();
1122 }
1123 
1124 // -----------------------------------------------------------------------
1125 
1126 void OutputDevice::MoveClipRegion( long nHorzMove, long nVertMove )
1127 {
1128     DBG_TRACE( "OutputDevice::MoveClipRegion()" );
1129     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1130 
1131     if ( mbClipRegion )
1132     {
1133         if( mpMetaFile )
1134             mpMetaFile->AddAction( new MetaMoveClipRegionAction( nHorzMove, nVertMove ) );
1135 
1136         maRegion.Move( ImplLogicWidthToDevicePixel( nHorzMove ),
1137                        ImplLogicHeightToDevicePixel( nVertMove ) );
1138         mbInitClipRegion = sal_True;
1139     }
1140 
1141     if( mpAlphaVDev )
1142         mpAlphaVDev->MoveClipRegion( nHorzMove, nVertMove );
1143 }
1144 
1145 // -----------------------------------------------------------------------
1146 
1147 void OutputDevice::IntersectClipRegion( const Rectangle& rRect )
1148 {
1149     DBG_TRACE( "OutputDevice::IntersectClipRegion( rRect )" );
1150     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1151 
1152     if ( mpMetaFile )
1153         mpMetaFile->AddAction( new MetaISectRectClipRegionAction( rRect ) );
1154 
1155     Rectangle aRect = LogicToPixel( rRect );
1156     maRegion.Intersect( aRect );
1157     mbClipRegion        = sal_True;
1158     mbInitClipRegion    = sal_True;
1159 
1160     if( mpAlphaVDev )
1161         mpAlphaVDev->IntersectClipRegion( rRect );
1162 }
1163 
1164 // -----------------------------------------------------------------------
1165 
1166 void OutputDevice::IntersectClipRegion( const Region& rRegion )
1167 {
1168     DBG_TRACE( "OutputDevice::IntersectClipRegion( rRegion )" );
1169     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1170     DBG_CHKOBJ( &rRegion, Region, ImplDbgTestRegion );
1171 
1172     RegionType eType = rRegion.GetType();
1173 
1174     if ( eType != REGION_NULL )
1175     {
1176         if ( mpMetaFile )
1177             mpMetaFile->AddAction( new MetaISectRegionClipRegionAction( rRegion ) );
1178 
1179         Region aRegion = LogicToPixel( rRegion );
1180         maRegion.Intersect( aRegion );
1181         mbClipRegion        = sal_True;
1182         mbInitClipRegion    = sal_True;
1183     }
1184 
1185     if( mpAlphaVDev )
1186         mpAlphaVDev->IntersectClipRegion( rRegion );
1187 }
1188 
1189 // -----------------------------------------------------------------------
1190 
1191 void OutputDevice::SetDrawMode( sal_uLong nDrawMode )
1192 {
1193     DBG_TRACE1( "OutputDevice::SetDrawMode( %lx )", nDrawMode );
1194     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1195 
1196     mnDrawMode = nDrawMode;
1197 
1198     if( mpAlphaVDev )
1199         mpAlphaVDev->SetDrawMode( nDrawMode );
1200 }
1201 
1202 // -----------------------------------------------------------------------
1203 
1204 void OutputDevice::SetRasterOp( RasterOp eRasterOp )
1205 {
1206     DBG_TRACE1( "OutputDevice::SetRasterOp( %d )", (int)eRasterOp );
1207     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1208 
1209     if ( mpMetaFile )
1210         mpMetaFile->AddAction( new MetaRasterOpAction( eRasterOp ) );
1211 
1212     if ( meRasterOp != eRasterOp )
1213     {
1214         meRasterOp = eRasterOp;
1215         mbInitLineColor = mbInitFillColor = sal_True;
1216 
1217         if( mpGraphics || ImplGetGraphics() )
1218             mpGraphics->SetXORMode( (ROP_INVERT == meRasterOp) || (ROP_XOR == meRasterOp), ROP_INVERT == meRasterOp );
1219     }
1220 
1221     if( mpAlphaVDev )
1222         mpAlphaVDev->SetRasterOp( eRasterOp );
1223 }
1224 
1225 // -----------------------------------------------------------------------
1226 
1227 void OutputDevice::SetLineColor()
1228 {
1229     DBG_TRACE( "OutputDevice::SetLineColor()" );
1230     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1231 
1232     if ( mpMetaFile )
1233         mpMetaFile->AddAction( new MetaLineColorAction( Color(), sal_False ) );
1234 
1235     if ( mbLineColor )
1236     {
1237         mbInitLineColor = sal_True;
1238         mbLineColor = sal_False;
1239         maLineColor = Color( COL_TRANSPARENT );
1240     }
1241 
1242     if( mpAlphaVDev )
1243         mpAlphaVDev->SetLineColor();
1244 }
1245 
1246 // -----------------------------------------------------------------------
1247 
1248 void OutputDevice::SetLineColor( const Color& rColor )
1249 {
1250     DBG_TRACE1( "OutputDevice::SetLineColor( %lx )", rColor.GetColor() );
1251     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1252 
1253     Color aColor( rColor );
1254 
1255     if( mnDrawMode & ( DRAWMODE_BLACKLINE | DRAWMODE_WHITELINE |
1256                        DRAWMODE_GRAYLINE | DRAWMODE_GHOSTEDLINE |
1257                        DRAWMODE_SETTINGSLINE ) )
1258     {
1259         if( !ImplIsColorTransparent( aColor ) )
1260         {
1261             if( mnDrawMode & DRAWMODE_BLACKLINE )
1262             {
1263                 aColor = Color( COL_BLACK );
1264             }
1265             else if( mnDrawMode & DRAWMODE_WHITELINE )
1266             {
1267                 aColor = Color( COL_WHITE );
1268             }
1269             else if( mnDrawMode & DRAWMODE_GRAYLINE )
1270             {
1271                 const sal_uInt8 cLum = aColor.GetLuminance();
1272                 aColor = Color( cLum, cLum, cLum );
1273             }
1274             else if( mnDrawMode & DRAWMODE_SETTINGSLINE )
1275             {
1276                 aColor = GetSettings().GetStyleSettings().GetFontColor();
1277             }
1278 
1279             if( mnDrawMode & DRAWMODE_GHOSTEDLINE )
1280             {
1281                 aColor = Color( ( aColor.GetRed() >> 1 ) | 0x80,
1282                                 ( aColor.GetGreen() >> 1 ) | 0x80,
1283                                 ( aColor.GetBlue() >> 1 ) | 0x80);
1284             }
1285         }
1286     }
1287 
1288     if( mpMetaFile )
1289         mpMetaFile->AddAction( new MetaLineColorAction( aColor, sal_True ) );
1290 
1291     if( ImplIsColorTransparent( aColor ) )
1292     {
1293         if ( mbLineColor )
1294         {
1295             mbInitLineColor = sal_True;
1296             mbLineColor = sal_False;
1297             maLineColor = Color( COL_TRANSPARENT );
1298         }
1299     }
1300     else
1301     {
1302         if( maLineColor != aColor )
1303         {
1304             mbInitLineColor = sal_True;
1305             mbLineColor = sal_True;
1306             maLineColor = aColor;
1307         }
1308     }
1309 
1310     if( mpAlphaVDev )
1311         mpAlphaVDev->SetLineColor( COL_BLACK );
1312 }
1313 
1314 // -----------------------------------------------------------------------
1315 
1316 void OutputDevice::SetFillColor()
1317 {
1318     DBG_TRACE( "OutputDevice::SetFillColor()" );
1319     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1320 
1321     if ( mpMetaFile )
1322         mpMetaFile->AddAction( new MetaFillColorAction( Color(), sal_False ) );
1323 
1324     if ( mbFillColor )
1325     {
1326         mbInitFillColor = sal_True;
1327         mbFillColor = sal_False;
1328         maFillColor = Color( COL_TRANSPARENT );
1329     }
1330 
1331     if( mpAlphaVDev )
1332         mpAlphaVDev->SetFillColor();
1333 }
1334 
1335 // -----------------------------------------------------------------------
1336 
1337 void OutputDevice::SetFillColor( const Color& rColor )
1338 {
1339     DBG_TRACE1( "OutputDevice::SetFillColor( %lx )", rColor.GetColor() );
1340     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1341 
1342     Color aColor( rColor );
1343 
1344     if( mnDrawMode & ( DRAWMODE_BLACKFILL | DRAWMODE_WHITEFILL |
1345                        DRAWMODE_GRAYFILL | DRAWMODE_NOFILL |
1346                        DRAWMODE_GHOSTEDFILL | DRAWMODE_SETTINGSFILL ) )
1347     {
1348         if( !ImplIsColorTransparent( aColor ) )
1349         {
1350             if( mnDrawMode & DRAWMODE_BLACKFILL )
1351             {
1352                 aColor = Color( COL_BLACK );
1353             }
1354             else if( mnDrawMode & DRAWMODE_WHITEFILL )
1355             {
1356                 aColor = Color( COL_WHITE );
1357             }
1358             else if( mnDrawMode & DRAWMODE_GRAYFILL )
1359             {
1360                 const sal_uInt8 cLum = aColor.GetLuminance();
1361                 aColor = Color( cLum, cLum, cLum );
1362             }
1363             else if( mnDrawMode & DRAWMODE_NOFILL )
1364             {
1365                 aColor = Color( COL_TRANSPARENT );
1366             }
1367             else if( mnDrawMode & DRAWMODE_SETTINGSFILL )
1368             {
1369                 aColor = GetSettings().GetStyleSettings().GetWindowColor();
1370             }
1371 
1372             if( mnDrawMode & DRAWMODE_GHOSTEDFILL )
1373             {
1374                 aColor = Color( (aColor.GetRed() >> 1) | 0x80,
1375                                 (aColor.GetGreen() >> 1) | 0x80,
1376                                 (aColor.GetBlue() >> 1) | 0x80);
1377             }
1378         }
1379     }
1380 
1381     if ( mpMetaFile )
1382         mpMetaFile->AddAction( new MetaFillColorAction( aColor, sal_True ) );
1383 
1384     if ( ImplIsColorTransparent( aColor ) )
1385     {
1386         if ( mbFillColor )
1387         {
1388             mbInitFillColor = sal_True;
1389             mbFillColor = sal_False;
1390             maFillColor = Color( COL_TRANSPARENT );
1391         }
1392     }
1393     else
1394     {
1395         if ( maFillColor != aColor )
1396         {
1397             mbInitFillColor = sal_True;
1398             mbFillColor = sal_True;
1399             maFillColor = aColor;
1400         }
1401     }
1402 
1403     if( mpAlphaVDev )
1404         mpAlphaVDev->SetFillColor( COL_BLACK );
1405 }
1406 
1407 // -----------------------------------------------------------------------
1408 
1409 void OutputDevice::SetBackground()
1410 {
1411     DBG_TRACE( "OutputDevice::SetBackground()" );
1412     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1413 
1414     maBackground = Wallpaper();
1415     mbBackground = sal_False;
1416 
1417     if( mpAlphaVDev )
1418         mpAlphaVDev->SetBackground();
1419 }
1420 
1421 // -----------------------------------------------------------------------
1422 
1423 void OutputDevice::SetBackground( const Wallpaper& rBackground )
1424 {
1425     DBG_TRACE( "OutputDevice::SetBackground( rBackground )" );
1426     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1427 
1428     maBackground = rBackground;
1429 
1430     if( rBackground.GetStyle() == WALLPAPER_NULL )
1431         mbBackground = sal_False;
1432     else
1433         mbBackground = sal_True;
1434 
1435     if( mpAlphaVDev )
1436         mpAlphaVDev->SetBackground( rBackground );
1437 }
1438 
1439 // -----------------------------------------------------------------------
1440 
1441 void OutputDevice::SetRefPoint()
1442 {
1443     DBG_TRACE( "OutputDevice::SetRefPoint()" );
1444     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1445 
1446     if ( mpMetaFile )
1447         mpMetaFile->AddAction( new MetaRefPointAction( Point(), sal_False ) );
1448 
1449     mbRefPoint = sal_False;
1450     maRefPoint.X() = maRefPoint.Y() = 0L;
1451 
1452     if( mpAlphaVDev )
1453         mpAlphaVDev->SetRefPoint();
1454 }
1455 
1456 // -----------------------------------------------------------------------
1457 
1458 void OutputDevice::SetRefPoint( const Point& rRefPoint )
1459 {
1460     DBG_TRACE( "OutputDevice::SetRefPoint( rRefPoint )" );
1461     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1462 
1463     if ( mpMetaFile )
1464         mpMetaFile->AddAction( new MetaRefPointAction( rRefPoint, sal_True ) );
1465 
1466     mbRefPoint = sal_True;
1467     maRefPoint = rRefPoint;
1468 
1469     if( mpAlphaVDev )
1470         mpAlphaVDev->SetRefPoint( rRefPoint );
1471 }
1472 
1473 // -----------------------------------------------------------------------
1474 
1475 void OutputDevice::DrawLine( const Point& rStartPt, const Point& rEndPt )
1476 {
1477     DBG_TRACE( "OutputDevice::DrawLine()" );
1478     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1479 
1480     if ( mpMetaFile )
1481         mpMetaFile->AddAction( new MetaLineAction( rStartPt, rEndPt ) );
1482 
1483     if ( !IsDeviceOutputNecessary() || !mbLineColor || ImplIsRecordLayout() )
1484         return;
1485 
1486     if ( !mpGraphics )
1487     {
1488         if ( !ImplGetGraphics() )
1489             return;
1490     }
1491 
1492     if ( mbInitClipRegion )
1493         ImplInitClipRegion();
1494     if ( mbOutputClipped )
1495         return;
1496 
1497     if ( mbInitLineColor )
1498         ImplInitLineColor();
1499 
1500     // #i101598# support AA and snap for lines, too
1501     if((mnAntialiasing & ANTIALIASING_ENABLE_B2DDRAW)
1502         && mpGraphics->supportsOperation(OutDevSupport_B2DDraw)
1503         && ROP_OVERPAINT == GetRasterOp()
1504         && IsLineColor())
1505     {
1506         // at least transform with double precision to device coordinates; this will
1507         // avoid pixel snap of single, appended lines
1508         const basegfx::B2DHomMatrix aTransform(ImplGetDeviceTransformation());
1509         const basegfx::B2DVector aB2DLineWidth( 1.0, 1.0 );
1510         basegfx::B2DPolygon aB2DPolyLine;
1511 
1512         aB2DPolyLine.append(basegfx::B2DPoint(rStartPt.X(), rStartPt.Y()));
1513         aB2DPolyLine.append(basegfx::B2DPoint(rEndPt.X(), rEndPt.Y()));
1514         aB2DPolyLine.transform( aTransform );
1515 
1516         if(mnAntialiasing & ANTIALIASING_PIXELSNAPHAIRLINE)
1517         {
1518             aB2DPolyLine = basegfx::tools::snapPointsOfHorizontalOrVerticalEdges(aB2DPolyLine);
1519         }
1520 
1521         if( mpGraphics->DrawPolyLine( aB2DPolyLine, 0.0, aB2DLineWidth, basegfx::B2DLINEJOIN_NONE, com::sun::star::drawing::LineCap_BUTT, this))
1522         {
1523             return;
1524         }
1525     }
1526 
1527     const Point aStartPt(ImplLogicToDevicePixel(rStartPt));
1528     const Point aEndPt(ImplLogicToDevicePixel(rEndPt));
1529 
1530     mpGraphics->DrawLine( aStartPt.X(), aStartPt.Y(), aEndPt.X(), aEndPt.Y(), this );
1531 
1532     if( mpAlphaVDev )
1533         mpAlphaVDev->DrawLine( rStartPt, rEndPt );
1534 }
1535 
1536 // -----------------------------------------------------------------------
1537 
1538 void OutputDevice::impPaintLineGeometryWithEvtlExpand(
1539     const LineInfo& rInfo,
1540     basegfx::B2DPolyPolygon aLinePolyPolygon)
1541 {
1542     const bool bTryAA((mnAntialiasing & ANTIALIASING_ENABLE_B2DDRAW)
1543         && mpGraphics->supportsOperation(OutDevSupport_B2DDraw)
1544         && ROP_OVERPAINT == GetRasterOp()
1545         && IsLineColor());
1546     basegfx::B2DPolyPolygon aFillPolyPolygon;
1547     const bool bDashUsed(LINE_DASH == rInfo.GetStyle());
1548     const bool bLineWidthUsed(rInfo.GetWidth() > 1);
1549 
1550     if(bDashUsed && aLinePolyPolygon.count())
1551     {
1552         ::std::vector< double > fDotDashArray;
1553         const double fDashLen(rInfo.GetDashLen());
1554         const double fDotLen(rInfo.GetDotLen());
1555         const double fDistance(rInfo.GetDistance());
1556 
1557         for(sal_uInt16 a(0); a < rInfo.GetDashCount(); a++)
1558         {
1559             fDotDashArray.push_back(fDashLen);
1560             fDotDashArray.push_back(fDistance);
1561         }
1562 
1563         for(sal_uInt16 b(0); b < rInfo.GetDotCount(); b++)
1564         {
1565             fDotDashArray.push_back(fDotLen);
1566             fDotDashArray.push_back(fDistance);
1567         }
1568 
1569         const double fAccumulated(::std::accumulate(fDotDashArray.begin(), fDotDashArray.end(), 0.0));
1570 
1571         if(fAccumulated > 0.0)
1572         {
1573             basegfx::B2DPolyPolygon aResult;
1574 
1575             for(sal_uInt32 c(0); c < aLinePolyPolygon.count(); c++)
1576             {
1577                 basegfx::B2DPolyPolygon aLineTraget;
1578                 basegfx::tools::applyLineDashing(
1579                     aLinePolyPolygon.getB2DPolygon(c),
1580                     fDotDashArray,
1581                     &aLineTraget);
1582                 aResult.append(aLineTraget);
1583             }
1584 
1585             aLinePolyPolygon = aResult;
1586         }
1587     }
1588 
1589     if(bLineWidthUsed && aLinePolyPolygon.count())
1590     {
1591         const double fHalfLineWidth((rInfo.GetWidth() * 0.5) + 0.5);
1592 
1593         if(aLinePolyPolygon.areControlPointsUsed())
1594         {
1595             // #i110768# When area geometry has to be created, do not
1596             // use the fallback bezier decomposition inside createAreaGeometry,
1597             // but one that is at least as good as ImplSubdivideBezier was.
1598             // There, Polygon::AdaptiveSubdivide was used with default parameter
1599             // 1.0 as quality index.
1600             aLinePolyPolygon = basegfx::tools::adaptiveSubdivideByDistance(aLinePolyPolygon, 1.0);
1601         }
1602 
1603         for(sal_uInt32 a(0); a < aLinePolyPolygon.count(); a++)
1604         {
1605             aFillPolyPolygon.append(basegfx::tools::createAreaGeometry(
1606                 aLinePolyPolygon.getB2DPolygon(a),
1607                 fHalfLineWidth,
1608                 rInfo.GetLineJoin(),
1609                 rInfo.GetLineCap()));
1610         }
1611 
1612         aLinePolyPolygon.clear();
1613     }
1614 
1615     GDIMetaFile* pOldMetaFile = mpMetaFile;
1616     mpMetaFile = NULL;
1617 
1618     if(aLinePolyPolygon.count())
1619     {
1620         for(sal_uInt32 a(0); a < aLinePolyPolygon.count(); a++)
1621         {
1622             const basegfx::B2DPolygon aCandidate(aLinePolyPolygon.getB2DPolygon(a));
1623             bool bDone(false);
1624 
1625             if(bTryAA)
1626             {
1627                 bDone = mpGraphics->DrawPolyLine( aCandidate, 0.0, basegfx::B2DVector(1.0,1.0), basegfx::B2DLINEJOIN_NONE, com::sun::star::drawing::LineCap_BUTT, this);
1628             }
1629 
1630             if(!bDone)
1631             {
1632                 const Polygon aPolygon(aCandidate);
1633                 mpGraphics->DrawPolyLine(aPolygon.GetSize(), (const SalPoint*)aPolygon.GetConstPointAry(), this);
1634             }
1635         }
1636     }
1637 
1638     if(aFillPolyPolygon.count())
1639     {
1640         const Color     aOldLineColor( maLineColor );
1641         const Color     aOldFillColor( maFillColor );
1642 
1643         SetLineColor();
1644         ImplInitLineColor();
1645         SetFillColor( aOldLineColor );
1646         ImplInitFillColor();
1647 
1648         bool bDone(false);
1649 
1650         if(bTryAA)
1651         {
1652             bDone = mpGraphics->DrawPolyPolygon(aFillPolyPolygon, 0.0, this);
1653         }
1654 
1655         if(!bDone)
1656         {
1657             for(sal_uInt32 a(0); a < aFillPolyPolygon.count(); a++)
1658             {
1659                 Polygon aPolygon(aFillPolyPolygon.getB2DPolygon(a));
1660 
1661                 // need to subdivide, mpGraphics->DrawPolygon ignores curves
1662                 aPolygon.AdaptiveSubdivide(aPolygon);
1663                 mpGraphics->DrawPolygon(aPolygon.GetSize(), (const SalPoint*)aPolygon.GetConstPointAry(), this);
1664             }
1665         }
1666 
1667         SetFillColor( aOldFillColor );
1668         SetLineColor( aOldLineColor );
1669     }
1670 
1671     mpMetaFile = pOldMetaFile;
1672 }
1673 
1674 // -----------------------------------------------------------------------
1675 
1676 void OutputDevice::DrawLine( const Point& rStartPt, const Point& rEndPt,
1677                              const LineInfo& rLineInfo )
1678 {
1679     DBG_TRACE( "OutputDevice::DrawLine()" );
1680     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1681 
1682     if ( rLineInfo.IsDefault() )
1683     {
1684         DrawLine( rStartPt, rEndPt );
1685         return;
1686     }
1687 
1688     if ( mpMetaFile )
1689         mpMetaFile->AddAction( new MetaLineAction( rStartPt, rEndPt, rLineInfo ) );
1690 
1691     if ( !IsDeviceOutputNecessary() || !mbLineColor || ( LINE_NONE == rLineInfo.GetStyle() ) || ImplIsRecordLayout() )
1692         return;
1693 
1694     if( !mpGraphics && !ImplGetGraphics() )
1695         return;
1696 
1697     if ( mbInitClipRegion )
1698         ImplInitClipRegion();
1699 
1700     if ( mbOutputClipped )
1701         return;
1702 
1703     const Point aStartPt( ImplLogicToDevicePixel( rStartPt ) );
1704     const Point aEndPt( ImplLogicToDevicePixel( rEndPt ) );
1705     const LineInfo aInfo( ImplLogicToDevicePixel( rLineInfo ) );
1706     const bool bDashUsed(LINE_DASH == aInfo.GetStyle());
1707     const bool bLineWidthUsed(aInfo.GetWidth() > 1);
1708 
1709     if ( mbInitLineColor )
1710         ImplInitLineColor();
1711 
1712     if(bDashUsed || bLineWidthUsed)
1713     {
1714         basegfx::B2DPolygon aLinePolygon;
1715         aLinePolygon.append(basegfx::B2DPoint(aStartPt.X(), aStartPt.Y()));
1716         aLinePolygon.append(basegfx::B2DPoint(aEndPt.X(), aEndPt.Y()));
1717 
1718         impPaintLineGeometryWithEvtlExpand(aInfo, basegfx::B2DPolyPolygon(aLinePolygon));
1719     }
1720     else
1721     {
1722         mpGraphics->DrawLine( aStartPt.X(), aStartPt.Y(), aEndPt.X(), aEndPt.Y(), this );
1723     }
1724 
1725     if( mpAlphaVDev )
1726         mpAlphaVDev->DrawLine( rStartPt, rEndPt, rLineInfo );
1727 }
1728 
1729 // -----------------------------------------------------------------------
1730 
1731 void OutputDevice::DrawRect( const Rectangle& rRect )
1732 {
1733     DBG_TRACE( "OutputDevice::DrawRect()" );
1734     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1735 
1736     if ( mpMetaFile )
1737         mpMetaFile->AddAction( new MetaRectAction( rRect ) );
1738 
1739     if ( !IsDeviceOutputNecessary() || (!mbLineColor && !mbFillColor) || ImplIsRecordLayout() )
1740         return;
1741 
1742     Rectangle aRect( ImplLogicToDevicePixel( rRect ) );
1743 
1744     if ( aRect.IsEmpty() )
1745         return;
1746     aRect.Justify();
1747 
1748     if ( !mpGraphics )
1749     {
1750         if ( !ImplGetGraphics() )
1751             return;
1752     }
1753 
1754     if ( mbInitClipRegion )
1755         ImplInitClipRegion();
1756     if ( mbOutputClipped )
1757         return;
1758 
1759     if ( mbInitLineColor )
1760         ImplInitLineColor();
1761     if ( mbInitFillColor )
1762         ImplInitFillColor();
1763 
1764     mpGraphics->DrawRect( aRect.Left(), aRect.Top(), aRect.GetWidth(), aRect.GetHeight(), this );
1765 
1766     if( mpAlphaVDev )
1767         mpAlphaVDev->DrawRect( rRect );
1768 }
1769 
1770 // -----------------------------------------------------------------------
1771 
1772 void OutputDevice::DrawPolyLine( const Polygon& rPoly )
1773 {
1774     DBG_TRACE( "OutputDevice::DrawPolyLine()" );
1775     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1776     DBG_CHKOBJ( &rPoly, Polygon, NULL );
1777 
1778     if( mpMetaFile )
1779         mpMetaFile->AddAction( new MetaPolyLineAction( rPoly ) );
1780 
1781     sal_uInt16 nPoints = rPoly.GetSize();
1782 
1783     if ( !IsDeviceOutputNecessary() || !mbLineColor || (nPoints < 2) || ImplIsRecordLayout() )
1784         return;
1785 
1786     // we need a graphics
1787     if ( !mpGraphics )
1788         if ( !ImplGetGraphics() )
1789             return;
1790 
1791     if ( mbInitClipRegion )
1792         ImplInitClipRegion();
1793     if ( mbOutputClipped )
1794         return;
1795 
1796     if ( mbInitLineColor )
1797         ImplInitLineColor();
1798 
1799     const bool bTryAA((mnAntialiasing & ANTIALIASING_ENABLE_B2DDRAW)
1800         && mpGraphics->supportsOperation(OutDevSupport_B2DDraw)
1801         && ROP_OVERPAINT == GetRasterOp()
1802         && IsLineColor());
1803 
1804     // use b2dpolygon drawing if possible
1805     if(bTryAA && ImpTryDrawPolyLineDirect(rPoly.getB2DPolygon()))
1806     {
1807         basegfx::B2DPolygon aB2DPolyLine(rPoly.getB2DPolygon());
1808         const ::basegfx::B2DHomMatrix aTransform = ImplGetDeviceTransformation();
1809         const ::basegfx::B2DVector aB2DLineWidth( 1.0, 1.0 );
1810 
1811         // transform the polygon
1812         aB2DPolyLine.transform( aTransform );
1813 
1814         if(mnAntialiasing & ANTIALIASING_PIXELSNAPHAIRLINE)
1815         {
1816             aB2DPolyLine = basegfx::tools::snapPointsOfHorizontalOrVerticalEdges(aB2DPolyLine);
1817         }
1818 
1819         if(mpGraphics->DrawPolyLine( aB2DPolyLine, 0.0, aB2DLineWidth, basegfx::B2DLINEJOIN_NONE, com::sun::star::drawing::LineCap_BUTT, this))
1820         {
1821             return;
1822         }
1823     }
1824 
1825     Polygon aPoly = ImplLogicToDevicePixel( rPoly );
1826     const SalPoint* pPtAry = (const SalPoint*)aPoly.GetConstPointAry();
1827 
1828     // #100127# Forward beziers to sal, if any
1829     if( aPoly.HasFlags() )
1830     {
1831         const sal_uInt8* pFlgAry = aPoly.GetConstFlagAry();
1832         if( !mpGraphics->DrawPolyLineBezier( nPoints, pPtAry, pFlgAry, this ) )
1833         {
1834             aPoly = ImplSubdivideBezier(aPoly);
1835             pPtAry = (const SalPoint*)aPoly.GetConstPointAry();
1836             mpGraphics->DrawPolyLine( aPoly.GetSize(), pPtAry, this );
1837         }
1838     }
1839     else
1840     {
1841         mpGraphics->DrawPolyLine( nPoints, pPtAry, this );
1842     }
1843 
1844     if( mpAlphaVDev )
1845         mpAlphaVDev->DrawPolyLine( rPoly );
1846 }
1847 
1848 // -----------------------------------------------------------------------
1849 
1850 void OutputDevice::DrawPolyLine( const Polygon& rPoly, const LineInfo& rLineInfo )
1851 {
1852     DBG_TRACE( "OutputDevice::DrawPolyLine()" );
1853     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1854     DBG_CHKOBJ( &rPoly, Polygon, NULL );
1855 
1856     if ( rLineInfo.IsDefault() )
1857     {
1858         DrawPolyLine( rPoly );
1859         return;
1860     }
1861 
1862     // #i101491#
1863     // Try direct Fallback to B2D-Version of DrawPolyLine
1864     if((mnAntialiasing & ANTIALIASING_ENABLE_B2DDRAW)
1865         && LINE_SOLID == rLineInfo.GetStyle())
1866     {
1867         DrawPolyLine( rPoly.getB2DPolygon(), (double)rLineInfo.GetWidth(), rLineInfo.GetLineJoin(), rLineInfo.GetLineCap());
1868         return;
1869     }
1870 
1871     if ( mpMetaFile )
1872         mpMetaFile->AddAction( new MetaPolyLineAction( rPoly, rLineInfo ) );
1873 
1874     ImpDrawPolyLineWithLineInfo(rPoly, rLineInfo);
1875 }
1876 
1877 void OutputDevice::ImpDrawPolyLineWithLineInfo(const Polygon& rPoly, const LineInfo& rLineInfo)
1878 {
1879     sal_uInt16 nPoints(rPoly.GetSize());
1880 
1881     if ( !IsDeviceOutputNecessary() || !mbLineColor || ( nPoints < 2 ) || ( LINE_NONE == rLineInfo.GetStyle() ) || ImplIsRecordLayout() )
1882         return;
1883 
1884     Polygon aPoly = ImplLogicToDevicePixel( rPoly );
1885 
1886     // #100127# LineInfo is not curve-safe, subdivide always
1887     //
1888     // What shall this mean? It's wrong to subdivide here when the
1889     // polygon is a fat line. In that case, the painted geometry
1890     // WILL be much different.
1891     // I also have no idea how this could be related to the given ID
1892     // which reads 'consolidate boost versions' in the task description.
1893     // Removing.
1894     //
1895     //if( aPoly.HasFlags() )
1896     //{
1897     //    aPoly = ImplSubdivideBezier( aPoly );
1898     //    nPoints = aPoly.GetSize();
1899     //}
1900 
1901     // we need a graphics
1902     if ( !mpGraphics && !ImplGetGraphics() )
1903         return;
1904 
1905     if ( mbInitClipRegion )
1906         ImplInitClipRegion();
1907 
1908     if ( mbOutputClipped )
1909         return;
1910 
1911     if ( mbInitLineColor )
1912         ImplInitLineColor();
1913 
1914     const LineInfo aInfo( ImplLogicToDevicePixel( rLineInfo ) );
1915     const bool bDashUsed(LINE_DASH == aInfo.GetStyle());
1916     const bool bLineWidthUsed(aInfo.GetWidth() > 1);
1917 
1918     if(bDashUsed || bLineWidthUsed)
1919     {
1920         impPaintLineGeometryWithEvtlExpand(aInfo, basegfx::B2DPolyPolygon(aPoly.getB2DPolygon()));
1921     }
1922     else
1923     {
1924         // #100127# the subdivision HAS to be done here since only a pointer
1925         // to an array of points is given to the DrawPolyLine method, there is
1926         // NO way to find out there that it's a curve.
1927         if( aPoly.HasFlags() )
1928         {
1929             aPoly = ImplSubdivideBezier( aPoly );
1930             nPoints = aPoly.GetSize();
1931         }
1932 
1933         mpGraphics->DrawPolyLine(nPoints, (const SalPoint*)aPoly.GetConstPointAry(), this);
1934     }
1935 
1936     if( mpAlphaVDev )
1937         mpAlphaVDev->DrawPolyLine( rPoly, rLineInfo );
1938 }
1939 
1940 // -----------------------------------------------------------------------
1941 
1942 void OutputDevice::DrawPolygon( const Polygon& rPoly )
1943 {
1944     DBG_TRACE( "OutputDevice::DrawPolygon()" );
1945     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
1946     DBG_CHKOBJ( &rPoly, Polygon, NULL );
1947 
1948     if( mpMetaFile )
1949         mpMetaFile->AddAction( new MetaPolygonAction( rPoly ) );
1950 
1951     sal_uInt16 nPoints = rPoly.GetSize();
1952 
1953     if ( !IsDeviceOutputNecessary() || (!mbLineColor && !mbFillColor) || (nPoints < 2) || ImplIsRecordLayout() )
1954         return;
1955 
1956     // we need a graphics
1957     if ( !mpGraphics )
1958         if ( !ImplGetGraphics() )
1959             return;
1960 
1961     if ( mbInitClipRegion )
1962         ImplInitClipRegion();
1963     if ( mbOutputClipped )
1964         return;
1965 
1966     if ( mbInitLineColor )
1967         ImplInitLineColor();
1968     if ( mbInitFillColor )
1969         ImplInitFillColor();
1970 
1971     // use b2dpolygon drawing if possible
1972     if((mnAntialiasing & ANTIALIASING_ENABLE_B2DDRAW)
1973         && mpGraphics->supportsOperation(OutDevSupport_B2DDraw)
1974         && ROP_OVERPAINT == GetRasterOp()
1975         && (IsLineColor() || IsFillColor()))
1976     {
1977         const ::basegfx::B2DHomMatrix aTransform = ImplGetDeviceTransformation();
1978         basegfx::B2DPolygon aB2DPolygon(rPoly.getB2DPolygon());
1979         bool bSuccess(true);
1980 
1981         // transform the polygon and ensure closed
1982         aB2DPolygon.transform(aTransform);
1983         aB2DPolygon.setClosed(true);
1984 
1985         if(IsFillColor())
1986         {
1987             bSuccess = mpGraphics->DrawPolyPolygon(basegfx::B2DPolyPolygon(aB2DPolygon), 0.0, this);
1988         }
1989 
1990         if(bSuccess && IsLineColor())
1991         {
1992             const ::basegfx::B2DVector aB2DLineWidth( 1.0, 1.0 );
1993 
1994             if(mnAntialiasing & ANTIALIASING_PIXELSNAPHAIRLINE)
1995             {
1996                 aB2DPolygon = basegfx::tools::snapPointsOfHorizontalOrVerticalEdges(aB2DPolygon);
1997             }
1998 
1999             bSuccess = mpGraphics->DrawPolyLine(
2000                 aB2DPolygon,
2001                 0.0,
2002                 aB2DLineWidth,
2003                 basegfx::B2DLINEJOIN_NONE,
2004                 com::sun::star::drawing::LineCap_BUTT,
2005                 this);
2006         }
2007 
2008         if(bSuccess)
2009         {
2010             return;
2011         }
2012     }
2013 
2014     Polygon aPoly = ImplLogicToDevicePixel( rPoly );
2015     const SalPoint* pPtAry = (const SalPoint*)aPoly.GetConstPointAry();
2016 
2017     // #100127# Forward beziers to sal, if any
2018     if( aPoly.HasFlags() )
2019     {
2020         const sal_uInt8* pFlgAry = aPoly.GetConstFlagAry();
2021         if( !mpGraphics->DrawPolygonBezier( nPoints, pPtAry, pFlgAry, this ) )
2022         {
2023             aPoly = ImplSubdivideBezier(aPoly);
2024             pPtAry = (const SalPoint*)aPoly.GetConstPointAry();
2025             mpGraphics->DrawPolygon( aPoly.GetSize(), pPtAry, this );
2026         }
2027     }
2028     else
2029     {
2030         mpGraphics->DrawPolygon( nPoints, pPtAry, this );
2031     }
2032     if( mpAlphaVDev )
2033         mpAlphaVDev->DrawPolygon( rPoly );
2034 }
2035 
2036 // -----------------------------------------------------------------------
2037 
2038 void OutputDevice::DrawPolyPolygon( const PolyPolygon& rPolyPoly )
2039 {
2040     DBG_TRACE( "OutputDevice::DrawPolyPolygon()" );
2041     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
2042     DBG_CHKOBJ( &rPolyPoly, PolyPolygon, NULL );
2043 
2044     if( mpMetaFile )
2045         mpMetaFile->AddAction( new MetaPolyPolygonAction( rPolyPoly ) );
2046 
2047     sal_uInt16 nPoly = rPolyPoly.Count();
2048 
2049     if ( !IsDeviceOutputNecessary() || (!mbLineColor && !mbFillColor) || !nPoly || ImplIsRecordLayout() )
2050         return;
2051 
2052     // we need a graphics
2053     if ( !mpGraphics )
2054         if ( !ImplGetGraphics() )
2055             return;
2056 
2057     if ( mbInitClipRegion )
2058         ImplInitClipRegion();
2059     if ( mbOutputClipped )
2060         return;
2061 
2062     if ( mbInitLineColor )
2063         ImplInitLineColor();
2064     if ( mbInitFillColor )
2065         ImplInitFillColor();
2066 
2067     // use b2dpolygon drawing if possible
2068     if((mnAntialiasing & ANTIALIASING_ENABLE_B2DDRAW)
2069         && mpGraphics->supportsOperation(OutDevSupport_B2DDraw)
2070         && ROP_OVERPAINT == GetRasterOp()
2071         && (IsLineColor() || IsFillColor()))
2072     {
2073         const ::basegfx::B2DHomMatrix aTransform = ImplGetDeviceTransformation();
2074         basegfx::B2DPolyPolygon aB2DPolyPolygon(rPolyPoly.getB2DPolyPolygon());
2075         bool bSuccess(true);
2076 
2077         // transform the polygon and ensure closed
2078         aB2DPolyPolygon.transform(aTransform);
2079         aB2DPolyPolygon.setClosed(true);
2080 
2081         if(IsFillColor())
2082         {
2083             bSuccess = mpGraphics->DrawPolyPolygon(aB2DPolyPolygon, 0.0, this);
2084         }
2085 
2086         if(bSuccess && IsLineColor())
2087         {
2088             const ::basegfx::B2DVector aB2DLineWidth( 1.0, 1.0 );
2089 
2090             if(mnAntialiasing & ANTIALIASING_PIXELSNAPHAIRLINE)
2091             {
2092                 aB2DPolyPolygon = basegfx::tools::snapPointsOfHorizontalOrVerticalEdges(aB2DPolyPolygon);
2093             }
2094 
2095             for(sal_uInt32 a(0); bSuccess && a < aB2DPolyPolygon.count(); a++)
2096             {
2097                 bSuccess = mpGraphics->DrawPolyLine(
2098                     aB2DPolyPolygon.getB2DPolygon(a),
2099                     0.0,
2100                     aB2DLineWidth,
2101                     basegfx::B2DLINEJOIN_NONE,
2102                     com::sun::star::drawing::LineCap_BUTT,
2103                     this);
2104             }
2105         }
2106 
2107         if(bSuccess)
2108         {
2109             return;
2110         }
2111     }
2112 
2113     if ( nPoly == 1 )
2114     {
2115         // #100127# Map to DrawPolygon
2116         Polygon aPoly = rPolyPoly.GetObject( 0 );
2117         if( aPoly.GetSize() >= 2 )
2118         {
2119             GDIMetaFile* pOldMF = mpMetaFile;
2120             mpMetaFile = NULL;
2121 
2122             DrawPolygon( aPoly );
2123 
2124             mpMetaFile = pOldMF;
2125         }
2126     }
2127     else
2128     {
2129         // #100127# moved real PolyPolygon draw to separate method,
2130         // have to call recursively, avoiding duplicate
2131         // ImplLogicToDevicePixel calls
2132         ImplDrawPolyPolygon( nPoly, ImplLogicToDevicePixel( rPolyPoly ) );
2133     }
2134     if( mpAlphaVDev )
2135         mpAlphaVDev->DrawPolyPolygon( rPolyPoly );
2136 }
2137 
2138 // -----------------------------------------------------------------------
2139 
2140 void OutputDevice::DrawPolygon( const ::basegfx::B2DPolygon& rB2DPolygon)
2141 {
2142     // AW: Do NOT paint empty polygons
2143     if(rB2DPolygon.count())
2144     {
2145         ::basegfx::B2DPolyPolygon aPP( rB2DPolygon );
2146         DrawPolyPolygon( aPP );
2147     }
2148 }
2149 
2150 // -----------------------------------------------------------------------
2151 // Caution: This method is nearly the same as
2152 // OutputDevice::DrawTransparent( const basegfx::B2DPolyPolygon& rB2DPolyPoly, double fTransparency),
2153 // so when changes are made here do not forget to make change sthere, too
2154 
2155 void OutputDevice::DrawPolyPolygon( const basegfx::B2DPolyPolygon& rB2DPolyPoly )
2156 {
2157     DBG_TRACE( "OutputDevice::DrawPolyPolygon(B2D&)" );
2158     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
2159 
2160 #if 0
2161     // MetaB2DPolyPolygonAction is not implemented yet:
2162     // according to AW adding it is very dangerous since there is a lot
2163     // of code that uses the metafile actions directly and unless every
2164     // place that does this knows about the new action we need to fallback
2165     if( mpMetaFile )
2166         mpMetaFile->AddAction( new MetaB2DPolyPolygonAction( rB2DPolyPoly ) );
2167 #else
2168     if( mpMetaFile )
2169         mpMetaFile->AddAction( new MetaPolyPolygonAction( PolyPolygon( rB2DPolyPoly ) ) );
2170 #endif
2171 
2172     // call helper
2173     ImpDrawPolyPolygonWithB2DPolyPolygon(rB2DPolyPoly);
2174 }
2175 
2176 void OutputDevice::ImpDrawPolyPolygonWithB2DPolyPolygon(const basegfx::B2DPolyPolygon& rB2DPolyPoly)
2177 {
2178     // AW: Do NOT paint empty PolyPolygons
2179     if(!rB2DPolyPoly.count())
2180         return;
2181 
2182     // we need a graphics
2183     if( !mpGraphics )
2184         if( !ImplGetGraphics() )
2185             return;
2186 
2187     if( mbInitClipRegion )
2188         ImplInitClipRegion();
2189     if( mbOutputClipped )
2190         return;
2191 
2192     if( mbInitLineColor )
2193         ImplInitLineColor();
2194     if( mbInitFillColor )
2195         ImplInitFillColor();
2196 
2197     if((mnAntialiasing & ANTIALIASING_ENABLE_B2DDRAW)
2198         && mpGraphics->supportsOperation(OutDevSupport_B2DDraw)
2199         && ROP_OVERPAINT == GetRasterOp()
2200         && (IsLineColor() || IsFillColor()))
2201     {
2202         const basegfx::B2DHomMatrix aTransform(ImplGetDeviceTransformation());
2203         basegfx::B2DPolyPolygon aB2DPolyPolygon(rB2DPolyPoly);
2204         bool bSuccess(true);
2205 
2206         // transform the polygon and ensure closed
2207         aB2DPolyPolygon.transform(aTransform);
2208         aB2DPolyPolygon.setClosed(true);
2209 
2210         if(IsFillColor())
2211         {
2212             bSuccess = mpGraphics->DrawPolyPolygon(aB2DPolyPolygon, 0.0, this);
2213         }
2214 
2215         if(bSuccess && IsLineColor())
2216         {
2217             const ::basegfx::B2DVector aB2DLineWidth( 1.0, 1.0 );
2218 
2219             if(mnAntialiasing & ANTIALIASING_PIXELSNAPHAIRLINE)
2220             {
2221                 aB2DPolyPolygon = basegfx::tools::snapPointsOfHorizontalOrVerticalEdges(aB2DPolyPolygon);
2222             }
2223 
2224             for(sal_uInt32 a(0);bSuccess && a < aB2DPolyPolygon.count(); a++)
2225             {
2226                 bSuccess = mpGraphics->DrawPolyLine(
2227                     aB2DPolyPolygon.getB2DPolygon(a),
2228                     0.0,
2229                     aB2DLineWidth,
2230                     basegfx::B2DLINEJOIN_NONE,
2231                     com::sun::star::drawing::LineCap_BUTT,
2232                     this);
2233             }
2234         }
2235 
2236         if(bSuccess)
2237         {
2238             return;
2239         }
2240     }
2241 
2242     // fallback to old polygon drawing if needed
2243     const PolyPolygon aToolsPolyPolygon( rB2DPolyPoly );
2244     const PolyPolygon aPixelPolyPolygon = ImplLogicToDevicePixel( aToolsPolyPolygon );
2245     ImplDrawPolyPolygon( aPixelPolyPolygon.Count(), aPixelPolyPolygon );
2246 }
2247 
2248 // -----------------------------------------------------------------------
2249 
2250 bool OutputDevice::ImpTryDrawPolyLineDirect(
2251     const basegfx::B2DPolygon& rB2DPolygon,
2252     double fLineWidth,
2253     basegfx::B2DLineJoin eLineJoin,
2254     com::sun::star::drawing::LineCap eLineCap)
2255 {
2256     const basegfx::B2DHomMatrix aTransform = ImplGetDeviceTransformation();
2257     basegfx::B2DVector aB2DLineWidth(1.0, 1.0);
2258 
2259     // transform the line width if used
2260     if( fLineWidth != 0.0 )
2261     {
2262         aB2DLineWidth = aTransform * ::basegfx::B2DVector( fLineWidth, fLineWidth );
2263     }
2264 
2265     // transform the polygon
2266     basegfx::B2DPolygon aB2DPolygon(rB2DPolygon);
2267     aB2DPolygon.transform(aTransform);
2268 
2269     if((mnAntialiasing & ANTIALIASING_PIXELSNAPHAIRLINE)
2270         && aB2DPolygon.count() < 1000)
2271     {
2272         // #i98289#, #i101491#
2273         // better to remove doubles on device coordinates. Also assume from a given amount
2274         // of points that the single edges are not long enough to smooth
2275         aB2DPolygon.removeDoublePoints();
2276         aB2DPolygon = basegfx::tools::snapPointsOfHorizontalOrVerticalEdges(aB2DPolygon);
2277     }
2278 
2279     // draw the polyline
2280     return mpGraphics->DrawPolyLine(
2281         aB2DPolygon,
2282         0.0,
2283         aB2DLineWidth,
2284         eLineJoin,
2285         eLineCap,
2286         this);
2287 }
2288 
2289 void OutputDevice::DrawPolyLine(
2290     const basegfx::B2DPolygon& rB2DPolygon,
2291     double fLineWidth,
2292     basegfx::B2DLineJoin eLineJoin,
2293     com::sun::star::drawing::LineCap eLineCap)
2294 {
2295     DBG_TRACE( "OutputDevice::DrawPolyLine(B2D&)" );
2296     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
2297     (void)eLineJoin; // ATM used in UNX, but not in WNT, access it for warning-free
2298     (void)eLineCap;
2299 
2300 #if 0 // MetaB2DPolyLineAction is not implemented yet:
2301       // according to AW adding it is very dangerous since there is a lot
2302       // of code that uses the metafile actions directly and unless every
2303       // place that does this knows about the new action we need to fallback
2304     if( mpMetaFile )
2305         mpMetaFile->AddAction( new MetaB2DPolyLineAction( rB2DPolygon ) );
2306 #else
2307     if( mpMetaFile )
2308     {
2309         LineInfo aLineInfo;
2310         if( fLineWidth != 0.0 )
2311             aLineInfo.SetWidth( static_cast<long>(fLineWidth+0.5) );
2312         const Polygon aToolsPolygon( rB2DPolygon );
2313         mpMetaFile->AddAction( new MetaPolyLineAction( aToolsPolygon, aLineInfo ) );
2314     }
2315 #endif
2316 
2317     // AW: Do NOT paint empty PolyPolygons
2318     if(!rB2DPolygon.count())
2319         return;
2320 
2321     // we need a graphics
2322     if( !mpGraphics )
2323         if( !ImplGetGraphics() )
2324             return;
2325 
2326     if( mbInitClipRegion )
2327         ImplInitClipRegion();
2328     if( mbOutputClipped )
2329         return;
2330 
2331     if( mbInitLineColor )
2332         ImplInitLineColor();
2333 
2334     const bool bTryAA((mnAntialiasing & ANTIALIASING_ENABLE_B2DDRAW)
2335         && mpGraphics->supportsOperation(OutDevSupport_B2DDraw)
2336         && ROP_OVERPAINT == GetRasterOp()
2337         && IsLineColor());
2338 
2339     // use b2dpolygon drawing if possible
2340     if(bTryAA && ImpTryDrawPolyLineDirect(rB2DPolygon, fLineWidth, eLineJoin, eLineCap))
2341     {
2342         return;
2343     }
2344 
2345     // #i101491#
2346     // no output yet; fallback to geometry decomposition and use filled polygon paint
2347     // when line is fat and not too complex. ImpDrawPolyPolygonWithB2DPolyPolygon
2348     // will do internal needed AA checks etc.
2349     if(fLineWidth >= 2.5
2350         && rB2DPolygon.count()
2351         && rB2DPolygon.count() <= 1000)
2352     {
2353         const double fHalfLineWidth((fLineWidth * 0.5) + 0.5);
2354         const basegfx::B2DPolyPolygon aAreaPolyPolygon(
2355             basegfx::tools::createAreaGeometry(
2356                 rB2DPolygon,
2357                 fHalfLineWidth,
2358                 eLineJoin,
2359                 eLineCap));
2360         const Color aOldLineColor(maLineColor);
2361         const Color aOldFillColor(maFillColor);
2362 
2363         SetLineColor();
2364         ImplInitLineColor();
2365         SetFillColor(aOldLineColor);
2366         ImplInitFillColor();
2367 
2368         // draw usig a loop; else the topology will paint a PolyPolygon
2369         for(sal_uInt32 a(0); a < aAreaPolyPolygon.count(); a++)
2370         {
2371             ImpDrawPolyPolygonWithB2DPolyPolygon(
2372                 basegfx::B2DPolyPolygon(aAreaPolyPolygon.getB2DPolygon(a)));
2373         }
2374 
2375         SetLineColor(aOldLineColor);
2376         ImplInitLineColor();
2377         SetFillColor(aOldFillColor);
2378         ImplInitFillColor();
2379 
2380         if(bTryAA)
2381         {
2382             // when AA it is necessary to also paint the filled polygon's outline
2383             // to avoid optical gaps
2384             for(sal_uInt32 a(0); a < aAreaPolyPolygon.count(); a++)
2385             {
2386                 ImpTryDrawPolyLineDirect(aAreaPolyPolygon.getB2DPolygon(a));
2387             }
2388         }
2389     }
2390     else
2391     {
2392         // fallback to old polygon drawing if needed
2393         const Polygon aToolsPolygon( rB2DPolygon );
2394         LineInfo aLineInfo;
2395         if( fLineWidth != 0.0 )
2396             aLineInfo.SetWidth( static_cast<long>(fLineWidth+0.5) );
2397         ImpDrawPolyLineWithLineInfo( aToolsPolygon, aLineInfo );
2398     }
2399 }
2400 
2401 // -----------------------------------------------------------------------
2402 
2403 sal_uInt32 OutputDevice::GetGCStackDepth() const
2404 {
2405     const ImplObjStack* pData = mpObjStack;
2406     sal_uInt32 nDepth = 0;
2407     while( pData )
2408     {
2409         nDepth++;
2410         pData = pData->mpPrev;
2411     }
2412     return nDepth;
2413 }
2414 
2415 // -----------------------------------------------------------------------
2416 
2417 void OutputDevice::Push( sal_uInt16 nFlags )
2418 {
2419     DBG_TRACE( "OutputDevice::Push()" );
2420     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
2421 
2422     if ( mpMetaFile )
2423         mpMetaFile->AddAction( new MetaPushAction( nFlags ) );
2424 
2425     ImplObjStack* pData = new ImplObjStack;
2426     pData->mpPrev = mpObjStack;
2427     mpObjStack = pData;
2428 
2429     pData->mnFlags = nFlags;
2430 
2431     if ( nFlags & PUSH_LINECOLOR )
2432     {
2433         if ( mbLineColor )
2434             pData->mpLineColor = new Color( maLineColor );
2435         else
2436             pData->mpLineColor = NULL;
2437     }
2438     if ( nFlags & PUSH_FILLCOLOR )
2439     {
2440         if ( mbFillColor )
2441             pData->mpFillColor = new Color( maFillColor );
2442         else
2443             pData->mpFillColor = NULL;
2444     }
2445     if ( nFlags & PUSH_FONT )
2446         pData->mpFont = new Font( maFont );
2447     if ( nFlags & PUSH_TEXTCOLOR )
2448         pData->mpTextColor = new Color( GetTextColor() );
2449     if ( nFlags & PUSH_TEXTFILLCOLOR )
2450     {
2451         if ( IsTextFillColor() )
2452             pData->mpTextFillColor = new Color( GetTextFillColor() );
2453         else
2454             pData->mpTextFillColor = NULL;
2455     }
2456     if ( nFlags & PUSH_TEXTLINECOLOR )
2457     {
2458         if ( IsTextLineColor() )
2459             pData->mpTextLineColor = new Color( GetTextLineColor() );
2460         else
2461             pData->mpTextLineColor = NULL;
2462     }
2463     if ( nFlags & PUSH_OVERLINECOLOR )
2464     {
2465         if ( IsOverlineColor() )
2466             pData->mpOverlineColor = new Color( GetOverlineColor() );
2467         else
2468             pData->mpOverlineColor = NULL;
2469     }
2470     if ( nFlags & PUSH_TEXTALIGN )
2471         pData->meTextAlign = GetTextAlign();
2472     if( nFlags & PUSH_TEXTLAYOUTMODE )
2473         pData->mnTextLayoutMode = GetLayoutMode();
2474     if( nFlags & PUSH_TEXTLANGUAGE )
2475         pData->meTextLanguage = GetDigitLanguage();
2476     if ( nFlags & PUSH_RASTEROP )
2477         pData->meRasterOp = GetRasterOp();
2478     if ( nFlags & PUSH_MAPMODE )
2479     {
2480         if ( mbMap )
2481             pData->mpMapMode = new MapMode( maMapMode );
2482         else
2483             pData->mpMapMode = NULL;
2484     }
2485     if ( nFlags & PUSH_CLIPREGION )
2486     {
2487         if ( mbClipRegion )
2488             pData->mpClipRegion = new Region( maRegion );
2489         else
2490             pData->mpClipRegion = NULL;
2491     }
2492     if ( nFlags & PUSH_REFPOINT )
2493     {
2494         if ( mbRefPoint )
2495             pData->mpRefPoint = new Point( maRefPoint );
2496         else
2497             pData->mpRefPoint = NULL;
2498     }
2499 
2500     if( mpAlphaVDev )
2501         mpAlphaVDev->Push();
2502 }
2503 
2504 // -----------------------------------------------------------------------
2505 
2506 void OutputDevice::Pop()
2507 {
2508     DBG_TRACE( "OutputDevice::Pop()" );
2509     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
2510 
2511     if( mpMetaFile )
2512         mpMetaFile->AddAction( new MetaPopAction() );
2513 
2514     GDIMetaFile*    pOldMetaFile = mpMetaFile;
2515     ImplObjStack*   pData = mpObjStack;
2516     mpMetaFile = NULL;
2517 
2518     if ( !pData )
2519     {
2520         DBG_ERRORFILE( "OutputDevice::Pop() without OutputDevice::Push()" );
2521         return;
2522     }
2523 
2524     if( mpAlphaVDev )
2525         mpAlphaVDev->Pop();
2526 
2527     mpObjStack = pData->mpPrev;
2528 
2529     if ( pData->mnFlags & PUSH_LINECOLOR )
2530     {
2531         if ( pData->mpLineColor )
2532             SetLineColor( *pData->mpLineColor );
2533         else
2534             SetLineColor();
2535     }
2536     if ( pData->mnFlags & PUSH_FILLCOLOR )
2537     {
2538         if ( pData->mpFillColor )
2539             SetFillColor( *pData->mpFillColor );
2540         else
2541             SetFillColor();
2542     }
2543     if ( pData->mnFlags & PUSH_FONT )
2544         SetFont( *pData->mpFont );
2545     if ( pData->mnFlags & PUSH_TEXTCOLOR )
2546         SetTextColor( *pData->mpTextColor );
2547     if ( pData->mnFlags & PUSH_TEXTFILLCOLOR )
2548     {
2549         if ( pData->mpTextFillColor )
2550             SetTextFillColor( *pData->mpTextFillColor );
2551         else
2552             SetTextFillColor();
2553     }
2554     if ( pData->mnFlags & PUSH_TEXTLINECOLOR )
2555     {
2556         if ( pData->mpTextLineColor )
2557             SetTextLineColor( *pData->mpTextLineColor );
2558         else
2559             SetTextLineColor();
2560     }
2561     if ( pData->mnFlags & PUSH_OVERLINECOLOR )
2562     {
2563         if ( pData->mpOverlineColor )
2564             SetOverlineColor( *pData->mpOverlineColor );
2565         else
2566             SetOverlineColor();
2567     }
2568     if ( pData->mnFlags & PUSH_TEXTALIGN )
2569         SetTextAlign( pData->meTextAlign );
2570     if( pData->mnFlags & PUSH_TEXTLAYOUTMODE )
2571         SetLayoutMode( pData->mnTextLayoutMode );
2572     if( pData->mnFlags & PUSH_TEXTLANGUAGE )
2573         SetDigitLanguage( pData->meTextLanguage );
2574     if ( pData->mnFlags & PUSH_RASTEROP )
2575         SetRasterOp( pData->meRasterOp );
2576     if ( pData->mnFlags & PUSH_MAPMODE )
2577     {
2578         if ( pData->mpMapMode )
2579             SetMapMode( *pData->mpMapMode );
2580         else
2581             SetMapMode();
2582     }
2583     if ( pData->mnFlags & PUSH_CLIPREGION )
2584         ImplSetClipRegion( pData->mpClipRegion );
2585     if ( pData->mnFlags & PUSH_REFPOINT )
2586     {
2587         if ( pData->mpRefPoint )
2588             SetRefPoint( *pData->mpRefPoint );
2589         else
2590             SetRefPoint();
2591     }
2592 
2593     ImplDeleteObjStack( pData );
2594 
2595     mpMetaFile = pOldMetaFile;
2596 }
2597 
2598 // -----------------------------------------------------------------------
2599 
2600 void OutputDevice::SetConnectMetaFile( GDIMetaFile* pMtf )
2601 {
2602     mpMetaFile = pMtf;
2603 }
2604 
2605 // -----------------------------------------------------------------------
2606 
2607 void OutputDevice::EnableOutput( sal_Bool bEnable )
2608 {
2609     mbOutput = (bEnable != 0);
2610 
2611     if( mpAlphaVDev )
2612         mpAlphaVDev->EnableOutput( bEnable );
2613 }
2614 
2615 // -----------------------------------------------------------------------
2616 
2617 void OutputDevice::SetSettings( const AllSettings& rSettings )
2618 {
2619     maSettings = rSettings;
2620 
2621     if( mpAlphaVDev )
2622         mpAlphaVDev->SetSettings( rSettings );
2623 }
2624 
2625 // -----------------------------------------------------------------------
2626 
2627 sal_uInt16 OutputDevice::GetBitCount() const
2628 {
2629     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
2630 
2631     if ( meOutDevType == OUTDEV_VIRDEV )
2632         return ((VirtualDevice*)this)->mnBitCount;
2633 
2634     // we need a graphics
2635     if ( !mpGraphics )
2636     {
2637         if ( !((OutputDevice*)this)->ImplGetGraphics() )
2638             return 0;
2639     }
2640 
2641     return (sal_uInt16)mpGraphics->GetBitCount();
2642 }
2643 
2644 // -----------------------------------------------------------------------
2645 
2646 sal_uInt16 OutputDevice::GetAlphaBitCount() const
2647 {
2648     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
2649 
2650     if ( meOutDevType == OUTDEV_VIRDEV &&
2651         mpAlphaVDev != NULL )
2652     {
2653         return mpAlphaVDev->GetBitCount();
2654     }
2655 
2656     return 0;
2657 }
2658 
2659 // -----------------------------------------------------------------------
2660 
2661 sal_uLong OutputDevice::GetColorCount() const
2662 {
2663     DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
2664 
2665     const sal_uInt16 nBitCount = GetBitCount();
2666     return( ( nBitCount > 31 ) ? ULONG_MAX : ( ( (sal_uLong) 1 ) << nBitCount) );
2667 }
2668 
2669 // -----------------------------------------------------------------------
2670 
2671 sal_Bool OutputDevice::HasAlpha()
2672 {
2673     return mpAlphaVDev != NULL;
2674 }
2675 
2676 // -----------------------------------------------------------------------
2677 
2678 ::com::sun::star::uno::Reference< ::com::sun::star::awt::XGraphics > OutputDevice::CreateUnoGraphics()
2679 {
2680     UnoWrapperBase* pWrapper = Application::GetUnoWrapper();
2681     return pWrapper ? pWrapper->CreateGraphics( this ) : ::com::sun::star::uno::Reference< ::com::sun::star::awt::XGraphics >();
2682 }
2683 
2684 // -----------------------------------------------------------------------
2685 
2686 SystemGraphicsData OutputDevice::GetSystemGfxData() const
2687 {
2688     if ( !mpGraphics )
2689     {
2690         if ( !ImplGetGraphics() )
2691             return SystemGraphicsData();
2692     }
2693 
2694     return mpGraphics->GetGraphicsData();
2695 }
2696 
2697 // -----------------------------------------------------------------------
2698 
2699 ::com::sun::star::uno::Any OutputDevice::GetSystemGfxDataAny() const
2700 {
2701     ::com::sun::star::uno::Any aRet;
2702     const SystemGraphicsData aSysData = GetSystemGfxData();
2703     ::com::sun::star::uno::Sequence< sal_Int8 > aSeq( (sal_Int8*)&aSysData,
2704                                                       aSysData.nSize );
2705 
2706     return uno::makeAny(aSeq);
2707 }
2708 
2709 // -----------------------------------------------------------------------
2710 
2711 ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCanvas > OutputDevice::GetCanvas() const
2712 {
2713     uno::Sequence< uno::Any > aArg(6);
2714 
2715     aArg[ 0 ] = uno::makeAny( reinterpret_cast<sal_Int64>(this) );
2716     aArg[ 2 ] = uno::makeAny( ::com::sun::star::awt::Rectangle( mnOutOffX, mnOutOffY, mnOutWidth, mnOutHeight ) );
2717     aArg[ 3 ] = uno::makeAny( sal_False );
2718     aArg[ 5 ] = GetSystemGfxDataAny();
2719 
2720     uno::Reference<lang::XMultiServiceFactory> xFactory = vcl::unohelper::GetMultiServiceFactory();
2721 
2722     uno::Reference<rendering::XCanvas> xCanvas;
2723 
2724     // Create canvas instance with window handle
2725     // =========================================
2726     if ( xFactory.is() )
2727     {
2728         static uno::Reference<lang::XMultiServiceFactory> xCanvasFactory(
2729             xFactory->createInstance(
2730                 OUString( RTL_CONSTASCII_USTRINGPARAM(
2731                               "com.sun.star."
2732                               "rendering.CanvasFactory") ) ),
2733             uno::UNO_QUERY );
2734         if(xCanvasFactory.is())
2735         {
2736             xCanvas.set(
2737                 xCanvasFactory->createInstanceWithArguments(
2738                     OUString( RTL_CONSTASCII_USTRINGPARAM(
2739                                   "com.sun.star.rendering.Canvas" )),
2740                     aArg ),
2741                 uno::UNO_QUERY );
2742         }
2743     }
2744 
2745     return xCanvas;
2746 }
2747 
2748 // -----------------------------------------------------------------------
2749