xref: /aoo41x/main/vcl/source/gdi/outdev6.cxx (revision b2577150)
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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/debug.hxx>
28 #include <vcl/outdev.hxx>
29 #include <vcl/virdev.hxx>
30 #include <vcl/bmpacc.hxx>
31 #include <vcl/metaact.hxx>
32 #include <vcl/gdimtf.hxx>
33 #include <vcl/svapp.hxx>
34 #include <vcl/wrkwin.hxx>
35 #include <vcl/graph.hxx>
36 
37 #include <wall2.hxx>
38 #include <salgdi.hxx>
39 #include <window.h>
40 #include <svdata.hxx>
41 #include <outdev.h>
42 
43 #include <com/sun/star/uno/Sequence.hxx>
44 
45 #include <basegfx/vector/b2dvector.hxx>
46 #include <basegfx/polygon/b2dpolypolygon.hxx>
47 #include <basegfx/polygon/b2dpolygon.hxx>
48 #include <basegfx/matrix/b2dhommatrix.hxx>
49 
50 #include <math.h>
51 
52 // ========================================================================
53 
54 DBG_NAMEEX( OutputDevice )
55 
56 // ------------------------------------------------------------------------
57 
58 void OutputDevice::DrawGrid( const Rectangle& rRect, const Size& rDist, sal_uLong nFlags )
59 {
60 	DBG_TRACE( "OutputDevice::DrawGrid()" );
61 	DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
62 
63 	Rectangle aDstRect( PixelToLogic( Point() ), GetOutputSize() );
64 	aDstRect.Intersection( rRect );
65 
66 	if( aDstRect.IsEmpty() || ImplIsRecordLayout() )
67 		return;
68 
69 	if( !mpGraphics && !ImplGetGraphics() )
70 		return;
71 
72 	if( mbInitClipRegion )
73 		ImplInitClipRegion();
74 
75 	if( mbOutputClipped )
76 		return;
77 
78 	const long	nDistX = Max( rDist.Width(), 1L );
79 	const long	nDistY = Max( rDist.Height(), 1L );
80 	long		nX = ( rRect.Left() >= aDstRect.Left() ) ? rRect.Left() : ( rRect.Left() + ( ( aDstRect.Left() - rRect.Left() ) / nDistX ) * nDistX );
81 	long		nY = ( rRect.Top() >= aDstRect.Top() ) ? rRect.Top() : ( rRect.Top() + ( ( aDstRect.Top() - rRect.Top() ) / nDistY ) * nDistY );
82 	const long	nRight = aDstRect.Right();
83 	const long	nBottom = aDstRect.Bottom();
84 	const long	nStartX = ImplLogicXToDevicePixel( nX );
85 	const long	nEndX = ImplLogicXToDevicePixel( nRight );
86 	const long	nStartY = ImplLogicYToDevicePixel( nY );
87 	const long	nEndY = ImplLogicYToDevicePixel( nBottom );
88 	long		nHorzCount = 0L;
89 	long		nVertCount = 0L;
90 
91 	::com::sun::star::uno::Sequence< sal_Int32 > aVertBuf;
92 	::com::sun::star::uno::Sequence< sal_Int32 > aHorzBuf;
93 
94 	if( ( nFlags & GRID_DOTS ) || ( nFlags & GRID_HORZLINES ) )
95 	{
96 		aVertBuf.realloc( aDstRect.GetHeight() / nDistY + 2L );
97 		aVertBuf[ nVertCount++ ] = nStartY;
98 		while( ( nY += nDistY ) <= nBottom )
99 			aVertBuf[ nVertCount++ ] = ImplLogicYToDevicePixel( nY );
100 	}
101 
102 	if( ( nFlags & GRID_DOTS ) || ( nFlags & GRID_VERTLINES ) )
103 	{
104 		aHorzBuf.realloc( aDstRect.GetWidth() / nDistX + 2L );
105 		aHorzBuf[ nHorzCount++ ] = nStartX;
106 		while( ( nX += nDistX ) <= nRight )
107 			aHorzBuf[ nHorzCount++ ] = ImplLogicXToDevicePixel( nX );
108 	}
109 
110 	if( mbInitLineColor )
111 		ImplInitLineColor();
112 
113 	if( mbInitFillColor )
114 		ImplInitFillColor();
115 
116 	const sal_Bool bOldMap = mbMap;
117 	EnableMapMode( sal_False );
118 
119 	if( nFlags & GRID_DOTS )
120 	{
121 		for( long i = 0L; i < nVertCount; i++ )
122 			for( long j = 0L, Y = aVertBuf[ i ]; j < nHorzCount; j++ )
123 				mpGraphics->DrawPixel( aHorzBuf[ j ], Y, this );
124 	}
125 	else
126 	{
127 		if( nFlags & GRID_HORZLINES )
128 		{
129 			for( long i = 0L; i < nVertCount; i++ )
130 			{
131 				nY = aVertBuf[ i ];
132 				mpGraphics->DrawLine( nStartX, nY, nEndX, nY, this );
133 			}
134 		}
135 
136 		if( nFlags & GRID_VERTLINES )
137 		{
138 			for( long i = 0L; i < nHorzCount; i++ )
139 			{
140 				nX = aHorzBuf[ i ];
141 				mpGraphics->DrawLine( nX, nStartY, nX, nEndY, this );
142 			}
143 		}
144 	}
145 
146 	EnableMapMode( bOldMap );
147 
148     if( mpAlphaVDev )
149         mpAlphaVDev->DrawGrid( rRect, rDist, nFlags );
150 }
151 
152 // ------------------------------------------------------------------------
153 // Caution: This method is nearly the same as
154 // void OutputDevice::DrawPolyPolygon( const basegfx::B2DPolyPolygon& rB2DPolyPoly )
155 // so when changes are made here do not forget to make change sthere, too
156 
157 void OutputDevice::DrawTransparent( const basegfx::B2DPolyPolygon& rB2DPolyPoly, double fTransparency)
158 {
159 	DBG_TRACE( "OutputDevice::DrawTransparent(B2D&,transparency)" );
160 	DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
161 
162     // AW: Do NOT paint empty PolyPolygons
163     if(!rB2DPolyPoly.count())
164         return;
165 
166     // we need a graphics
167     if( !mpGraphics )
168 	    if( !ImplGetGraphics() )
169 		    return;
170 
171     if( mbInitClipRegion )
172 	    ImplInitClipRegion();
173     if( mbOutputClipped )
174 	    return;
175 
176     if( mbInitLineColor )
177 	    ImplInitLineColor();
178     if( mbInitFillColor )
179 	    ImplInitFillColor();
180 
181 	if((mnAntialiasing & ANTIALIASING_ENABLE_B2DDRAW)
182 		&& mpGraphics->supportsOperation(OutDevSupport_B2DDraw)
183 		&& ROP_OVERPAINT == GetRasterOp() )
184     {
185         // b2dpolygon support not implemented yet on non-UNX platforms
186         const ::basegfx::B2DHomMatrix aTransform = ImplGetDeviceTransformation();
187         basegfx::B2DPolyPolygon aB2DPolyPolygon(rB2DPolyPoly);
188 
189 		// transform the polygon into device space and ensure it is closed
190 		aB2DPolyPolygon.transform( aTransform );
191 		aB2DPolyPolygon.setClosed( true );
192 
193 		bool bDrawnOk = true;
194 		if( IsFillColor() )
195 			bDrawnOk = mpGraphics->DrawPolyPolygon( aB2DPolyPolygon, fTransparency, this );
196 		if( bDrawnOk && IsLineColor() )
197 		{
198 			const basegfx::B2DVector aHairlineWidth(1,1);
199 			const int nPolyCount = aB2DPolyPolygon.count();
200 			for( int nPolyIdx = 0; nPolyIdx < nPolyCount; ++nPolyIdx )
201 			{
202 				const ::basegfx::B2DPolygon aOnePoly = aB2DPolyPolygon.getB2DPolygon( nPolyIdx );
203 				mpGraphics->DrawPolyLine( aOnePoly, fTransparency, aHairlineWidth, ::basegfx::B2DLINEJOIN_NONE, com::sun::star::drawing::LineCap_BUTT, this );
204 			}
205 		}
206 
207         if( bDrawnOk )
208         {
209 #if 0
210             // MetaB2DPolyPolygonAction is not implemented yet:
211             // according to AW adding it is very dangerous since there is a lot
212             // of code that uses the metafile actions directly and unless every
213             // place that does this knows about the new action we need to fallback
214             if( mpMetaFile )
215                 mpMetaFile->AddAction( new MetaB2DPolyPolygonAction( rB2DPolyPoly ) );
216 #else
217             if( mpMetaFile )
218     	        mpMetaFile->AddAction( new MetaTransparentAction( PolyPolygon( rB2DPolyPoly ), static_cast< sal_uInt16 >(fTransparency * 100.0)));
219 #endif
220             return;
221         }
222     }
223 
224     // fallback to old polygon drawing if needed
225     const PolyPolygon aToolsPolyPolygon( rB2DPolyPoly );
226     DrawTransparent(PolyPolygon(rB2DPolyPoly), static_cast< sal_uInt16 >(fTransparency * 100.0));
227 }
228 
229 // ------------------------------------------------------------------------
230 
231 void OutputDevice::DrawTransparent( const PolyPolygon& rPolyPoly,
232 									sal_uInt16 nTransparencePercent )
233 {
234 	DBG_TRACE( "OutputDevice::DrawTransparent()" );
235 	DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
236 
237 	// short circuit for drawing an opaque polygon
238 	if( (nTransparencePercent < 1) || ((mnDrawMode & DRAWMODE_NOTRANSPARENCY) != 0) )
239 	{
240 		DrawPolyPolygon( rPolyPoly );
241 		return;
242 	}
243 
244 	// short circut for drawing an invisible polygon
245 	if( !mbFillColor || (nTransparencePercent >= 100) )
246 	{
247 		// short circuit if the polygon border is invisible too
248 		if( !mbLineColor )
249 			return;
250 
251 		// DrawTransparent() assumes that the border is NOT to be drawn transparently???
252 		Push( PUSH_FILLCOLOR );
253 		SetFillColor();
254 		DrawPolyPolygon( rPolyPoly );
255 		Pop();
256 		return;
257 	}
258 
259 	// handle metafile recording
260 	if( mpMetaFile )
261 		mpMetaFile->AddAction( new MetaTransparentAction( rPolyPoly, nTransparencePercent ) );
262 
263     bool bDrawn = !IsDeviceOutputNecessary() || ImplIsRecordLayout();
264     if( bDrawn )
265 		return;
266 
267 	// get the device graphics as drawing target
268 	if( !mpGraphics )
269 		if( !ImplGetGraphics() )
270 			return;
271 
272     // debug helper:
273     static const char* pDisableNative = getenv( "SAL_DISABLE_NATIVE_ALPHA");
274 
275     // try hard to draw it directly, because the emulation layers are slower
276 	if( !pDisableNative
277 	    && mpGraphics->supportsOperation( OutDevSupport_B2DDraw )
278 #if defined UNX && ! defined QUARTZ
279             && GetBitCount() > 8
280 #endif
281 #ifdef WIN32
282         // workaround bad dithering on remote displaying when using GDI+ with toolbar buttoin hilighting
283         && !rPolyPoly.IsRect()
284 #endif
285         )
286 	{
287 		// prepare the graphics device
288 		if( mbInitClipRegion )
289 			ImplInitClipRegion();
290         if( mbOutputClipped )
291 			return;
292 		if( mbInitLineColor )
293 			ImplInitLineColor();
294 		if( mbInitFillColor )
295 			ImplInitFillColor();
296 
297 		// get the polygon in device coordinates
298 		basegfx::B2DPolyPolygon aB2DPolyPolygon( rPolyPoly.getB2DPolyPolygon() );
299 		const ::basegfx::B2DHomMatrix aTransform = ImplGetDeviceTransformation();
300 		aB2DPolyPolygon.transform( aTransform );
301 
302 		const double fTransparency = 0.01 * nTransparencePercent;
303 		if( mbFillColor )
304 		{
305 			// draw the transparent polygon
306 			// NOTE: filled polygons are assumed to be drawn as if they were always closed
307 			bDrawn = mpGraphics->DrawPolyPolygon( aB2DPolyPolygon, fTransparency, this );
308 		}
309 
310 		if( mbLineColor )
311 		{
312 			// disable the fill color for now
313 			mpGraphics->SetFillColor();
314 			// draw the border line
315 			const basegfx::B2DVector aLineWidths( 1, 1 );
316 			const int nPolyCount = aB2DPolyPolygon.count();
317 			for( int nPolyIdx = 0; nPolyIdx < nPolyCount; ++nPolyIdx )
318 			{
319 				const ::basegfx::B2DPolygon& rPolygon = aB2DPolyPolygon.getB2DPolygon( nPolyIdx );
320 				bDrawn = mpGraphics->DrawPolyLine( rPolygon, fTransparency, aLineWidths, ::basegfx::B2DLINEJOIN_NONE, com::sun::star::drawing::LineCap_BUTT, this );
321 			}
322 			// prepare to restore the fill color
323 			mbInitFillColor = mbFillColor;
324 		}
325 	}
326 
327 	if( bDrawn )
328 		return;
329 
330 	if( 1 )
331 	{
332         VirtualDevice* pOldAlphaVDev = mpAlphaVDev;
333 
334         // #110958# Disable alpha VDev, we perform the necessary
335         // operation explicitely further below.
336         if( mpAlphaVDev )
337             mpAlphaVDev = NULL;
338 
339 		GDIMetaFile* pOldMetaFile = mpMetaFile;
340 		mpMetaFile = NULL;
341 
342 		if( OUTDEV_PRINTER == meOutDevType )
343 		{
344 			if(100 <= nTransparencePercent)
345 			{
346 				// #i112959# 100% transparent, draw nothing
347 				return;
348 			}
349 
350 			Rectangle		aPolyRect( LogicToPixel( rPolyPoly ).GetBoundRect() );
351 			const Size		aDPISize( LogicToPixel( Size( 1, 1 ), MAP_INCH ) );
352 			const long		nBaseExtent = Max( FRound( aDPISize.Width() / 300. ), 1L );
353 			long			nMove;
354 			const sal_uInt16	nTrans = ( nTransparencePercent < 13 ) ? 0 :
355 									 ( nTransparencePercent < 38 ) ? 25 :
356 									 ( nTransparencePercent < 63 ) ? 50 :
357 									 ( nTransparencePercent < 88 ) ? 75 : 100;
358 
359 			switch( nTrans )
360 			{
361 				case( 25 ): nMove = nBaseExtent * 3; break;
362 				case( 50 ): nMove = nBaseExtent * 4; break;
363 				case( 75 ): nMove = nBaseExtent * 6; break;
364 
365 				// #i112959#  very transparent (88 < nTransparencePercent <= 99)
366 				case( 100 ): nMove = nBaseExtent * 8; break;
367 
368 				// #i112959# not transparent (nTransparencePercent < 13)
369 				default:    nMove = 0; break;
370 			}
371 
372 			Push( PUSH_CLIPREGION | PUSH_LINECOLOR );
373 			IntersectClipRegion( rPolyPoly );
374 			SetLineColor( GetFillColor() );
375 			const sal_Bool bOldMap = mbMap;
376 			EnableMapMode( sal_False );
377 
378 			if(nMove)
379 			{
380 				Rectangle aRect( aPolyRect.TopLeft(), Size( aPolyRect.GetWidth(), nBaseExtent ) );
381 				while( aRect.Top() <= aPolyRect.Bottom() )
382 				{
383 					DrawRect( aRect );
384 					aRect.Move( 0, nMove );
385 				}
386 
387 				aRect = Rectangle( aPolyRect.TopLeft(), Size( nBaseExtent, aPolyRect.GetHeight() ) );
388 				while( aRect.Left() <= aPolyRect.Right() )
389 				{
390 					DrawRect( aRect );
391 					aRect.Move( nMove, 0 );
392 				}
393 			}
394 			else
395 			{
396 				// #i112959# if not transparent, draw full rectangle in clip region
397 				DrawRect( aPolyRect );
398 			}
399 
400 			EnableMapMode( bOldMap );
401 			Pop();
402 		}
403 		else
404 		{
405  			PolyPolygon 	aPolyPoly( LogicToPixel( rPolyPoly ) );
406 			Rectangle		aPolyRect( aPolyPoly.GetBoundRect() );
407 			Point			aPoint;
408 			Rectangle		aDstRect( aPoint, GetOutputSizePixel() );
409 
410 			aDstRect.Intersection( aPolyRect );
411 
412 			if( OUTDEV_WINDOW == meOutDevType )
413 			{
414 				const Region aPaintRgn( ( (Window*) this )->GetPaintRegion() );
415 
416 				if( !aPaintRgn.IsNull() )
417 					aDstRect.Intersection( LogicToPixel( aPaintRgn ).GetBoundRect() );
418 			}
419 
420 			if( !aDstRect.IsEmpty() )
421 			{
422                 // #i66849# Added fast path for exactly rectangular
423                 // polygons
424                 // #i83087# Naturally, system alpha blending cannot
425                 // work with separate alpha VDev
426                 if( !mpAlphaVDev && !pDisableNative && aPolyPoly.IsRect() )
427                 {
428                     // setup Graphics only here (other cases delegate
429                     // to basic OutDev methods)
430                     if( 1 )
431                     {
432                         if ( mbInitClipRegion )
433                             ImplInitClipRegion();
434                         if ( mbInitLineColor )
435                             ImplInitLineColor();
436                         if ( mbInitFillColor )
437                             ImplInitFillColor();
438 
439                         Rectangle aLogicPolyRect( rPolyPoly.GetBoundRect() );
440                         Rectangle aPixelRect( ImplLogicToDevicePixel( aLogicPolyRect ) );
441 
442                         if( !mbOutputClipped )
443                         {
444                             bDrawn = mpGraphics->DrawAlphaRect(
445                                aPixelRect.Left(), aPixelRect.Top(),
446                                // #i98405# use methods with small g, else one pixel too much will be painted.
447                                // This is because the source is a polygon which when painted would not paint
448                                // the rightmost and lowest pixel line(s), so use one pixel less for the
449                                // rectangle, too.
450                                aPixelRect.getWidth(), aPixelRect.getHeight(),
451                                sal::static_int_cast<sal_uInt8>(nTransparencePercent),
452                                this );
453                         }
454                         else
455                             bDrawn = true;
456                     }
457                 }
458 
459                 if( !bDrawn )
460                 {
461                     VirtualDevice	aVDev( *this, 1 );
462                     const Size		aDstSz( aDstRect.GetSize() );
463                     const sal_uInt8		cTrans = (sal_uInt8) MinMax( FRound( nTransparencePercent * 2.55 ), 0, 255 );
464 
465                     if( aDstRect.Left() || aDstRect.Top() )
466                         aPolyPoly.Move( -aDstRect.Left(), -aDstRect.Top() );
467 
468                     if( aVDev.SetOutputSizePixel( aDstSz ) )
469                     {
470                         const sal_Bool bOldMap = mbMap;
471 
472                         EnableMapMode( sal_False );
473 
474                         aVDev.SetLineColor( COL_BLACK );
475                         aVDev.SetFillColor( COL_BLACK );
476                         aVDev.DrawPolyPolygon( aPolyPoly );
477 
478                         Bitmap				aPaint( GetBitmap( aDstRect.TopLeft(), aDstSz ) );
479                         Bitmap				aPolyMask( aVDev.GetBitmap( Point(), aDstSz ) );
480 
481                         // #107766# check for non-empty bitmaps before accessing them
482                         if( !!aPaint && !!aPolyMask )
483                         {
484                             BitmapWriteAccess*	pW = aPaint.AcquireWriteAccess();
485                             BitmapReadAccess*	pR = aPolyMask.AcquireReadAccess();
486 
487                             if( pW && pR )
488                             {
489                                 BitmapColor 		aPixCol;
490                                 const BitmapColor	aFillCol( GetFillColor() );
491                                 const BitmapColor	aWhite( pR->GetBestMatchingColor( Color( COL_WHITE ) ) );
492                                 const BitmapColor	aBlack( pR->GetBestMatchingColor( Color( COL_BLACK ) ) );
493                                 const long			nWidth = pW->Width(), nHeight = pW->Height();
494                                 const long			nR = aFillCol.GetRed(), nG = aFillCol.GetGreen(), nB = aFillCol.GetBlue();
495                                 long				nX, nY;
496 
497                                 if( aPaint.GetBitCount() <= 8 )
498                                 {
499                                     const BitmapPalette&	rPal = pW->GetPalette();
500                                     const sal_uInt16			nCount = rPal.GetEntryCount();
501                                     BitmapColor*			pMap = (BitmapColor*) new sal_uInt8[ nCount * sizeof( BitmapColor ) ];
502 
503                                     for( sal_uInt16 i = 0; i < nCount; i++ )
504                                     {
505                                         BitmapColor aCol( rPal[ i ] );
506                                         pMap[ i ] = BitmapColor( (sal_uInt8) rPal.GetBestIndex( aCol.Merge( aFillCol, cTrans ) ) );
507                                     }
508 
509                                     if( pR->GetScanlineFormat() == BMP_FORMAT_1BIT_MSB_PAL &&
510                                         pW->GetScanlineFormat() == BMP_FORMAT_8BIT_PAL )
511                                     {
512                                         const sal_uInt8 cBlack = aBlack.GetIndex();
513 
514                                         for( nY = 0; nY < nHeight; nY++ )
515                                         {
516                                             Scanline	pWScan = pW->GetScanline( nY );
517                                             Scanline	pRScan = pR->GetScanline( nY );
518                                             sal_uInt8		cBit = 128;
519 
520                                             for( nX = 0; nX < nWidth; nX++, cBit >>= 1, pWScan++ )
521                                             {
522                                                 if( !cBit )
523                                                     cBit = 128, pRScan++;
524 
525                                                 if( ( *pRScan & cBit ) == cBlack )
526                                                     *pWScan = (sal_uInt8) pMap[ *pWScan ].GetIndex();
527                                             }
528                                         }
529                                     }
530                                     else
531                                     {
532                                         for( nY = 0; nY < nHeight; nY++ )
533                                             for( nX = 0; nX < nWidth; nX++ )
534                                                 if( pR->GetPixel( nY, nX ) == aBlack )
535                                                     pW->SetPixel( nY, nX, pMap[ pW->GetPixel( nY, nX ).GetIndex() ] );
536                                     }
537 
538                                     delete[] (sal_uInt8*) pMap;
539                                 }
540                                 else
541                                 {
542                                     if( pR->GetScanlineFormat() == BMP_FORMAT_1BIT_MSB_PAL &&
543                                         pW->GetScanlineFormat() == BMP_FORMAT_24BIT_TC_BGR )
544                                     {
545                                         const sal_uInt8 cBlack = aBlack.GetIndex();
546 
547                                         for( nY = 0; nY < nHeight; nY++ )
548                                         {
549                                             Scanline	pWScan = pW->GetScanline( nY );
550                                             Scanline	pRScan = pR->GetScanline( nY );
551                                             sal_uInt8		cBit = 128;
552 
553                                             for( nX = 0; nX < nWidth; nX++, cBit >>= 1, pWScan += 3 )
554                                             {
555                                                 if( !cBit )
556                                                     cBit = 128, pRScan++;
557 
558                                                 if( ( *pRScan & cBit ) == cBlack )
559                                                 {
560                                                     pWScan[ 0 ] = COLOR_CHANNEL_MERGE( pWScan[ 0 ], nB, cTrans );
561                                                     pWScan[ 1 ] = COLOR_CHANNEL_MERGE( pWScan[ 1 ], nG, cTrans );
562                                                     pWScan[ 2 ] = COLOR_CHANNEL_MERGE( pWScan[ 2 ], nR, cTrans );
563                                                 }
564                                             }
565                                         }
566                                     }
567                                     else
568                                     {
569                                         for( nY = 0; nY < nHeight; nY++ )
570                                         {
571                                             for( nX = 0; nX < nWidth; nX++ )
572                                             {
573                                                 if( pR->GetPixel( nY, nX ) == aBlack )
574                                                 {
575                                                     aPixCol = pW->GetColor( nY, nX );
576                                                     pW->SetPixel( nY, nX, aPixCol.Merge( aFillCol, cTrans ) );
577                                                 }
578                                             }
579                                         }
580                                     }
581                                 }
582                             }
583 
584                             aPolyMask.ReleaseAccess( pR );
585                             aPaint.ReleaseAccess( pW );
586 
587                             DrawBitmap( aDstRect.TopLeft(), aPaint );
588 
589                             EnableMapMode( bOldMap );
590 
591                             if( mbLineColor )
592                             {
593                                 Push( PUSH_FILLCOLOR );
594                                 SetFillColor();
595                                 DrawPolyPolygon( rPolyPoly );
596                                 Pop();
597                             }
598                         }
599                     }
600                     else
601                         DrawPolyPolygon( rPolyPoly );
602                 }
603             }
604         }
605 
606 		mpMetaFile = pOldMetaFile;
607 
608         // #110958# Restore disabled alpha VDev
609         mpAlphaVDev = pOldAlphaVDev;
610 
611         // #110958# Apply alpha value also to VDev alpha channel
612         if( mpAlphaVDev )
613         {
614             const Color aFillCol( mpAlphaVDev->GetFillColor() );
615             mpAlphaVDev->SetFillColor( Color(sal::static_int_cast<sal_uInt8>(255*nTransparencePercent/100),
616                                              sal::static_int_cast<sal_uInt8>(255*nTransparencePercent/100),
617                                              sal::static_int_cast<sal_uInt8>(255*nTransparencePercent/100)) );
618 
619             mpAlphaVDev->DrawTransparent( rPolyPoly, nTransparencePercent );
620 
621             mpAlphaVDev->SetFillColor( aFillCol );
622         }
623 	}
624 }
625 
626 // -----------------------------------------------------------------------
627 
628 void OutputDevice::DrawTransparent( const GDIMetaFile& rMtf, const Point& rPos,
629 									const Size& rSize, const Gradient& rTransparenceGradient )
630 {
631 	DBG_TRACE( "OutputDevice::DrawTransparent()" );
632 	DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice );
633 
634 	const Color aBlack( COL_BLACK );
635 
636 	if( mpMetaFile )
637     {
638          // missing here is to map the data using the DeviceTransformation
639 		mpMetaFile->AddAction( new MetaFloatTransparentAction( rMtf, rPos, rSize, rTransparenceGradient ) );
640     }
641 
642 	if( ( rTransparenceGradient.GetStartColor() == aBlack && rTransparenceGradient.GetEndColor() == aBlack ) ||
643 		( mnDrawMode & ( DRAWMODE_NOTRANSPARENCY ) ) )
644 	{
645 		( (GDIMetaFile&) rMtf ).WindStart();
646 		( (GDIMetaFile&) rMtf ).Play( this, rPos, rSize );
647 		( (GDIMetaFile&) rMtf ).WindStart();
648 	}
649 	else
650 	{
651 		GDIMetaFile*	pOldMetaFile = mpMetaFile;
652 		Rectangle		aOutRect( LogicToPixel( rPos ), LogicToPixel( rSize ) );
653 		Point			aPoint;
654 		Rectangle		aDstRect( aPoint, GetOutputSizePixel() );
655 
656 		mpMetaFile = NULL;
657 		aDstRect.Intersection( aOutRect );
658 
659 		if( OUTDEV_WINDOW == meOutDevType )
660 		{
661 			const Region aPaintRgn( ( (Window*) this )->GetPaintRegion() );
662 
663 			if( !aPaintRgn.IsNull() )
664 				aDstRect.Intersection( LogicToPixel( aPaintRgn.GetBoundRect() ) );
665 		}
666 
667 		if( !aDstRect.IsEmpty() )
668 		{
669 			VirtualDevice* pVDev = new VirtualDevice;
670 
671 			((OutputDevice*)pVDev)->mnDPIX = mnDPIX;
672 			((OutputDevice*)pVDev)->mnDPIY = mnDPIY;
673 
674 			if( pVDev->SetOutputSizePixel( aDstRect.GetSize() ) )
675 			{
676 				if(GetAntialiasing())
677 				{
678 					// #i102109#
679 					// For MetaFile replay (see task) it may now be neccessary to take
680 					// into account that the content is AntiAlialised and needs to be masked
681 					// like that. Instead of masking, i will use a copy-modify-paste cycle
682 					// here (as i already use in the VclPrimiziveRenderer with successs)
683 					pVDev->SetAntialiasing(GetAntialiasing());
684 
685 					// create MapMode for buffer (offset needed) and set
686 					MapMode aMap(GetMapMode());
687 					const Point aOutPos(PixelToLogic(aDstRect.TopLeft()));
688 					aMap.SetOrigin(Point(-aOutPos.X(), -aOutPos.Y()));
689 					pVDev->SetMapMode(aMap);
690 
691 					// copy MapMode state and disable for target
692 					const bool bOrigMapModeEnabled(IsMapModeEnabled());
693 					EnableMapMode(false);
694 
695 					// copy MapMode state and disable for buffer
696 					const bool bBufferMapModeEnabled(pVDev->IsMapModeEnabled());
697 					pVDev->EnableMapMode(false);
698 
699 					// copy content from original to buffer
700 					pVDev->DrawOutDev(
701 						aPoint, pVDev->GetOutputSizePixel(), // dest
702 						aDstRect.TopLeft(), pVDev->GetOutputSizePixel(), // source
703 						*this);
704 
705 					// draw MetaFile to buffer
706 					pVDev->EnableMapMode(bBufferMapModeEnabled);
707 					((GDIMetaFile&)rMtf).WindStart();
708 					((GDIMetaFile&)rMtf).Play(pVDev, rPos, rSize);
709 					((GDIMetaFile&)rMtf).WindStart();
710 
711 					// get content bitmap from buffer
712 					pVDev->EnableMapMode(false);
713 					const Bitmap aPaint(pVDev->GetBitmap(aPoint, pVDev->GetOutputSizePixel()));
714 
715 					// create alpha mask from gradient and get as Bitmap
716 					pVDev->EnableMapMode(bBufferMapModeEnabled);
717 					pVDev->SetDrawMode(DRAWMODE_GRAYGRADIENT);
718 					pVDev->DrawGradient(Rectangle(rPos, rSize), rTransparenceGradient);
719 					pVDev->SetDrawMode(DRAWMODE_DEFAULT);
720 					pVDev->EnableMapMode(false);
721 					const AlphaMask aAlpha(pVDev->GetBitmap(aPoint, pVDev->GetOutputSizePixel()));
722 
723 					// draw masked content to target and restore MapMode
724 					DrawBitmapEx(aDstRect.TopLeft(), BitmapEx(aPaint, aAlpha));
725 					EnableMapMode(bOrigMapModeEnabled);
726 				}
727 				else
728 				{
729 					Bitmap		aPaint, aMask;
730 					AlphaMask	aAlpha;
731 					MapMode 	aMap( GetMapMode() );
732 					Point		aOutPos( PixelToLogic( aDstRect.TopLeft() ) );
733 					const sal_Bool	bOldMap = mbMap;
734 
735 					aMap.SetOrigin( Point( -aOutPos.X(), -aOutPos.Y() ) );
736 					pVDev->SetMapMode( aMap );
737 					const sal_Bool	bVDevOldMap = pVDev->IsMapModeEnabled();
738 
739 					// create paint bitmap
740 					( (GDIMetaFile&) rMtf ).WindStart();
741 					( (GDIMetaFile&) rMtf ).Play( pVDev, rPos, rSize );
742 					( (GDIMetaFile&) rMtf ).WindStart();
743 					pVDev->EnableMapMode( sal_False );
744 					aPaint = pVDev->GetBitmap( Point(), pVDev->GetOutputSizePixel() );
745 					pVDev->EnableMapMode( bVDevOldMap ); // #i35331#: MUST NOT use EnableMapMode( sal_True ) here!
746 
747 					// create mask bitmap
748 					pVDev->SetLineColor( COL_BLACK );
749 					pVDev->SetFillColor( COL_BLACK );
750 					pVDev->DrawRect( Rectangle( pVDev->PixelToLogic( Point() ), pVDev->GetOutputSize() ) );
751 					pVDev->SetDrawMode( DRAWMODE_WHITELINE | DRAWMODE_WHITEFILL | DRAWMODE_WHITETEXT |
752 										DRAWMODE_WHITEBITMAP | DRAWMODE_WHITEGRADIENT );
753 					( (GDIMetaFile&) rMtf ).WindStart();
754 					( (GDIMetaFile&) rMtf ).Play( pVDev, rPos, rSize );
755 					( (GDIMetaFile&) rMtf ).WindStart();
756 					pVDev->EnableMapMode( sal_False );
757 					aMask = pVDev->GetBitmap( Point(), pVDev->GetOutputSizePixel() );
758 					pVDev->EnableMapMode( bVDevOldMap ); // #i35331#: MUST NOT use EnableMapMode( sal_True ) here!
759 
760 					// create alpha mask from gradient
761 					pVDev->SetDrawMode( DRAWMODE_GRAYGRADIENT );
762 					pVDev->DrawGradient( Rectangle( rPos, rSize ), rTransparenceGradient );
763 					pVDev->SetDrawMode( DRAWMODE_DEFAULT );
764 					pVDev->EnableMapMode( sal_False );
765 					pVDev->DrawMask( Point(), pVDev->GetOutputSizePixel(), aMask, Color( COL_WHITE ) );
766 
767 					aAlpha = pVDev->GetBitmap( Point(), pVDev->GetOutputSizePixel() );
768 
769 					delete pVDev;
770 
771 					EnableMapMode( sal_False );
772 					DrawBitmapEx( aDstRect.TopLeft(), BitmapEx( aPaint, aAlpha ) );
773 					EnableMapMode( bOldMap );
774 				}
775 			}
776 			else
777 				delete pVDev;
778 		}
779 
780 		mpMetaFile = pOldMetaFile;
781 	}
782 }
783 
784 // -----------------------------------------------------------------------
785 
786 void OutputDevice::ImplDrawColorWallpaper( long nX, long nY,
787 										   long nWidth, long nHeight,
788 										   const Wallpaper& rWallpaper )
789 {
790 	// Wallpaper ohne Umrandung zeichnen
791 	Color aOldLineColor = GetLineColor();
792 	Color aOldFillColor = GetFillColor();
793 	SetLineColor();
794 	SetFillColor( rWallpaper.GetColor() );
795     sal_Bool bMap = mbMap;
796     EnableMapMode( sal_False );
797     DrawRect( Rectangle( Point( nX, nY ), Size( nWidth, nHeight ) ) );
798 	SetLineColor( aOldLineColor );
799 	SetFillColor( aOldFillColor );
800     EnableMapMode( bMap );
801 }
802 
803 // -----------------------------------------------------------------------
804 
805 void OutputDevice::ImplDrawBitmapWallpaper( long nX, long nY,
806 											long nWidth, long nHeight,
807 											const Wallpaper& rWallpaper )
808 {
809 	BitmapEx				aBmpEx;
810 	const BitmapEx* 		pCached = rWallpaper.ImplGetImpWallpaper()->ImplGetCachedBitmap();
811 	Point					aPos;
812 	Size					aSize;
813 	GDIMetaFile*			pOldMetaFile = mpMetaFile;
814 	const WallpaperStyle	eStyle = rWallpaper.GetStyle();
815 	const sal_Bool				bOldMap = mbMap;
816 	sal_Bool					bDrawn = sal_False;
817 	sal_Bool					bDrawGradientBackground = sal_False;
818 	sal_Bool					bDrawColorBackground = sal_False;
819 
820 	if( pCached )
821 		aBmpEx = *pCached;
822 	else
823 		aBmpEx = rWallpaper.GetBitmap();
824 
825 	const long nBmpWidth = aBmpEx.GetSizePixel().Width();
826 	const long nBmpHeight = aBmpEx.GetSizePixel().Height();
827 	const sal_Bool bTransparent = aBmpEx.IsTransparent();
828 
829 	// draw background
830 	if( bTransparent )
831 	{
832 		if( rWallpaper.IsGradient() )
833 			bDrawGradientBackground = sal_True;
834 		else
835 		{
836 			if( !pCached && !rWallpaper.GetColor().GetTransparency() )
837 			{
838 				VirtualDevice aVDev( *this );
839 				aVDev.SetBackground( rWallpaper.GetColor() );
840 				aVDev.SetOutputSizePixel( Size( nBmpWidth, nBmpHeight ) );
841 				aVDev.DrawBitmapEx( Point(), aBmpEx );
842 				aBmpEx = aVDev.GetBitmap( Point(), aVDev.GetOutputSizePixel() );
843 			}
844 
845 			bDrawColorBackground = sal_True;
846 		}
847 	}
848 	else if( eStyle != WALLPAPER_TILE && eStyle != WALLPAPER_SCALE )
849 	{
850 		if( rWallpaper.IsGradient() )
851 			bDrawGradientBackground = sal_True;
852 		else
853 			bDrawColorBackground = sal_True;
854 	}
855 
856 	// background of bitmap?
857 	if( bDrawGradientBackground )
858 		ImplDrawGradientWallpaper( nX, nY, nWidth, nHeight, rWallpaper );
859 	else if( bDrawColorBackground && bTransparent )
860 	{
861 		ImplDrawColorWallpaper( nX, nY, nWidth, nHeight, rWallpaper );
862 		bDrawColorBackground = sal_False;
863 	}
864 
865 	// calc pos and size
866 	if( rWallpaper.IsRect() )
867 	{
868 		const Rectangle aBound( LogicToPixel( rWallpaper.GetRect() ) );
869 		aPos = aBound.TopLeft();
870 		aSize = aBound.GetSize();
871 	}
872 	else
873 	{
874 		aPos = Point( nX, nY );
875 		aSize = Size( nWidth, nHeight );
876 	}
877 
878 	mpMetaFile = NULL;
879 	EnableMapMode( sal_False );
880 	Push( PUSH_CLIPREGION );
881 	IntersectClipRegion( Rectangle( Point( nX, nY ), Size( nWidth, nHeight ) ) );
882 
883 	switch( eStyle )
884 	{
885 		case( WALLPAPER_SCALE ):
886 		{
887 			if( !pCached || ( pCached->GetSizePixel() != aSize ) )
888 			{
889 				if( pCached )
890 					rWallpaper.ImplGetImpWallpaper()->ImplReleaseCachedBitmap();
891 
892 				aBmpEx = rWallpaper.GetBitmap();
893 				aBmpEx.Scale( aSize );
894 				aBmpEx = BitmapEx( aBmpEx.GetBitmap().CreateDisplayBitmap( this ), aBmpEx.GetMask() );
895 			}
896 		}
897 		break;
898 
899 		case( WALLPAPER_TOPLEFT ):
900 		break;
901 
902 		case( WALLPAPER_TOP ):
903 			aPos.X() += ( aSize.Width() - nBmpWidth ) >> 1;
904 		break;
905 
906 		case( WALLPAPER_TOPRIGHT ):
907 			aPos.X() += ( aSize.Width() - nBmpWidth );
908 		break;
909 
910 		case( WALLPAPER_LEFT ):
911 			aPos.Y() += ( aSize.Height() - nBmpHeight ) >> 1;
912 		break;
913 
914 		case( WALLPAPER_CENTER ):
915 		{
916 			aPos.X() += ( aSize.Width() - nBmpWidth ) >> 1;
917 			aPos.Y() += ( aSize.Height() - nBmpHeight ) >> 1;
918 		}
919 		break;
920 
921 		case( WALLPAPER_RIGHT ):
922 		{
923 			aPos.X() += ( aSize.Width() - nBmpWidth );
924 			aPos.Y() += ( aSize.Height() - nBmpHeight ) >> 1;
925 		}
926 		break;
927 
928 		case( WALLPAPER_BOTTOMLEFT ):
929 			aPos.Y() += ( aSize.Height() - nBmpHeight );
930 		break;
931 
932 		case( WALLPAPER_BOTTOM ):
933 		{
934 			aPos.X() += ( aSize.Width() - nBmpWidth ) >> 1;
935 			aPos.Y() += ( aSize.Height() - nBmpHeight );
936 		}
937 		break;
938 
939 		case( WALLPAPER_BOTTOMRIGHT ):
940 		{
941 			aPos.X() += ( aSize.Width() - nBmpWidth );
942 			aPos.Y() += ( aSize.Height() - nBmpHeight );
943 		}
944 		break;
945 
946 		default:
947 		{
948 			const long	nRight = nX + nWidth - 1L;
949 			const long	nBottom = nY + nHeight - 1L;
950 			long		nFirstX;
951 			long		nFirstY;
952 
953 			if( eStyle == WALLPAPER_TILE )
954 			{
955 				nFirstX = aPos.X();
956 				nFirstY = aPos.Y();
957 			}
958 			else
959 			{
960 				nFirstX = aPos.X() + ( ( aSize.Width() - nBmpWidth ) >> 1 );
961 				nFirstY = aPos.Y() + ( ( aSize.Height() - nBmpHeight ) >> 1 );
962 			}
963 
964 			const long	nOffX = ( nFirstX - nX ) % nBmpWidth;
965 			const long	nOffY = ( nFirstY - nY ) % nBmpHeight;
966 			long		nStartX = nX + nOffX;
967 			long		nStartY = nY + nOffY;
968 
969 			if( nOffX > 0L )
970 				nStartX -= nBmpWidth;
971 
972 			if( nOffY > 0L )
973 				nStartY -= nBmpHeight;
974 
975 			for( long nBmpY = nStartY; nBmpY <= nBottom; nBmpY += nBmpHeight )
976 				for( long nBmpX = nStartX; nBmpX <= nRight; nBmpX += nBmpWidth )
977 					DrawBitmapEx( Point( nBmpX, nBmpY ), aBmpEx );
978 
979 			bDrawn = sal_True;
980 		}
981 		break;
982 	}
983 
984 	if( !bDrawn )
985 	{
986 		// optimized for non-transparent bitmaps
987 		if( bDrawColorBackground )
988 		{
989 			const Size		aBmpSize( aBmpEx.GetSizePixel() );
990 			const Point 	aTmpPoint;
991 			const Rectangle aOutRect( aTmpPoint, GetOutputSizePixel() );
992 			const Rectangle aColRect( Point( nX, nY ), Size( nWidth, nHeight ) );
993 			Rectangle		aWorkRect;
994 
995 			aWorkRect = Rectangle( 0, 0, aOutRect.Right(), aPos.Y() - 1L );
996 			aWorkRect.Justify();
997 			aWorkRect.Intersection( aColRect );
998 			if( !aWorkRect.IsEmpty() )
999 			{
1000 				ImplDrawColorWallpaper( aWorkRect.Left(), aWorkRect.Top(),
1001 										aWorkRect.GetWidth(), aWorkRect.GetHeight(),
1002 										rWallpaper );
1003 			}
1004 
1005 			aWorkRect = Rectangle( 0, aPos.Y(), aPos.X() - 1L, aPos.Y() + aBmpSize.Height() - 1L );
1006 			aWorkRect.Justify();
1007 			aWorkRect.Intersection( aColRect );
1008 			if( !aWorkRect.IsEmpty() )
1009 			{
1010 				ImplDrawColorWallpaper( aWorkRect.Left(), aWorkRect.Top(),
1011 										aWorkRect.GetWidth(), aWorkRect.GetHeight(),
1012 										rWallpaper );
1013 			}
1014 
1015 			aWorkRect = Rectangle( aPos.X() + aBmpSize.Width(), aPos.Y(), aOutRect.Right(), aPos.Y() + aBmpSize.Height() - 1L );
1016 			aWorkRect.Justify();
1017 			aWorkRect.Intersection( aColRect );
1018 			if( !aWorkRect.IsEmpty() )
1019 			{
1020 				ImplDrawColorWallpaper( aWorkRect.Left(), aWorkRect.Top(),
1021 										aWorkRect.GetWidth(), aWorkRect.GetHeight(),
1022 										rWallpaper );
1023 			}
1024 
1025 			aWorkRect = Rectangle( 0, aPos.Y() + aBmpSize.Height(), aOutRect.Right(), aOutRect.Bottom() );
1026 			aWorkRect.Justify();
1027 			aWorkRect.Intersection( aColRect );
1028 			if( !aWorkRect.IsEmpty() )
1029 			{
1030 				ImplDrawColorWallpaper( aWorkRect.Left(), aWorkRect.Top(),
1031 										aWorkRect.GetWidth(), aWorkRect.GetHeight(),
1032 										rWallpaper );
1033 			}
1034 		}
1035 
1036 		DrawBitmapEx( aPos, aBmpEx );
1037 	}
1038 
1039 	rWallpaper.ImplGetImpWallpaper()->ImplSetCachedBitmap( aBmpEx );
1040 
1041 	Pop();
1042 	EnableMapMode( bOldMap );
1043 	mpMetaFile = pOldMetaFile;
1044 }
1045 
1046 // -----------------------------------------------------------------------
1047 
1048 void OutputDevice::ImplDrawGradientWallpaper( long nX, long nY,
1049 											  long nWidth, long nHeight,
1050 											  const Wallpaper& rWallpaper )
1051 {
1052 	Rectangle		aBound;
1053 	GDIMetaFile*	pOldMetaFile = mpMetaFile;
1054 	const sal_Bool		bOldMap = mbMap;
1055     sal_Bool            bNeedGradient = sal_True;
1056 
1057 /*
1058 	if ( rWallpaper.IsRect() )
1059 		aBound = LogicToPixel( rWallpaper.GetRect() );
1060 	else
1061 */
1062 		aBound = Rectangle( Point( nX, nY ), Size( nWidth, nHeight ) );
1063 
1064 	mpMetaFile = NULL;
1065 	EnableMapMode( sal_False );
1066 	Push( PUSH_CLIPREGION );
1067 	IntersectClipRegion( Rectangle( Point( nX, nY ), Size( nWidth, nHeight ) ) );
1068 
1069     if( OUTDEV_WINDOW == meOutDevType && rWallpaper.GetStyle() == WALLPAPER_APPLICATIONGRADIENT )
1070     {
1071         Window *pWin = dynamic_cast< Window* >( this );
1072         if( pWin )
1073         {
1074             // limit gradient to useful size, so that it still can be noticed
1075             // in maximized windows
1076             long gradientWidth = pWin->GetDesktopRectPixel().GetSize().Width();
1077             if( gradientWidth > 1024 )
1078                 gradientWidth = 1024;
1079             if( mnOutOffX+nWidth > gradientWidth )
1080 		        ImplDrawColorWallpaper(  nX, nY, nWidth, nHeight, rWallpaper.GetGradient().GetEndColor() );
1081             if( mnOutOffX > gradientWidth )
1082                 bNeedGradient = sal_False;
1083             else
1084                 aBound = Rectangle( Point( -mnOutOffX, nY ), Size( gradientWidth, nHeight ) );
1085         }
1086     }
1087 
1088     if( bNeedGradient )
1089 	    DrawGradient( aBound, rWallpaper.GetGradient() );
1090 
1091 	Pop();
1092 	EnableMapMode( bOldMap );
1093 	mpMetaFile = pOldMetaFile;
1094 }
1095 
1096 // -----------------------------------------------------------------------
1097 
1098 void OutputDevice::ImplDrawWallpaper( long nX, long nY,
1099 									  long nWidth, long nHeight,
1100 									  const Wallpaper& rWallpaper )
1101 {
1102 	if( rWallpaper.IsBitmap() )
1103 		ImplDrawBitmapWallpaper( nX, nY, nWidth, nHeight, rWallpaper );
1104 	else if( rWallpaper.IsGradient() )
1105 		ImplDrawGradientWallpaper( nX, nY, nWidth, nHeight, rWallpaper );
1106 	else
1107 		ImplDrawColorWallpaper(  nX, nY, nWidth, nHeight, rWallpaper );
1108 }
1109 
1110 // -----------------------------------------------------------------------
1111 
1112 void OutputDevice::DrawWallpaper( const Rectangle& rRect,
1113 								  const Wallpaper& rWallpaper )
1114 {
1115 	if ( mpMetaFile )
1116 		mpMetaFile->AddAction( new MetaWallpaperAction( rRect, rWallpaper ) );
1117 
1118 	if ( !IsDeviceOutputNecessary() || ImplIsRecordLayout() )
1119 		return;
1120 
1121 	if ( rWallpaper.GetStyle() != WALLPAPER_NULL )
1122 	{
1123 		Rectangle aRect = LogicToPixel( rRect );
1124 		aRect.Justify();
1125 
1126 		if ( !aRect.IsEmpty() )
1127 		{
1128 			ImplDrawWallpaper( aRect.Left(), aRect.Top(), aRect.GetWidth(), aRect.GetHeight(),
1129 							   rWallpaper );
1130 		}
1131 	}
1132 
1133     if( mpAlphaVDev )
1134         mpAlphaVDev->DrawWallpaper( rRect, rWallpaper );
1135 }
1136 
1137 // -----------------------------------------------------------------------
1138 
1139 void OutputDevice::Erase()
1140 {
1141 	if ( !IsDeviceOutputNecessary() || ImplIsRecordLayout() )
1142 		return;
1143 
1144     sal_Bool bNativeOK = sal_False;
1145 
1146     if( meOutDevType == OUTDEV_WINDOW )
1147     {
1148         Window* pWindow = static_cast<Window*>(this);
1149         ControlPart aCtrlPart = pWindow->ImplGetWindowImpl()->mnNativeBackground;
1150         if( aCtrlPart != 0 && ! pWindow->IsControlBackground() )
1151         {
1152             ImplControlValue    aControlValue;
1153             Point               aGcc3WorkaroundTemporary;
1154             Rectangle           aCtrlRegion( aGcc3WorkaroundTemporary, GetOutputSizePixel() );
1155             ControlState        nState = 0;
1156 
1157             if( pWindow->IsEnabled() ) 				nState |= CTRL_STATE_ENABLED;
1158             bNativeOK = pWindow->DrawNativeControl( CTRL_WINDOW_BACKGROUND, aCtrlPart, aCtrlRegion,
1159                                                     nState, aControlValue, rtl::OUString() );
1160         }
1161     }
1162 
1163 	if ( mbBackground && ! bNativeOK )
1164 	{
1165 		RasterOp eRasterOp = GetRasterOp();
1166 		if ( eRasterOp != ROP_OVERPAINT )
1167 			SetRasterOp( ROP_OVERPAINT );
1168 		ImplDrawWallpaper( 0, 0, mnOutWidth, mnOutHeight, maBackground );
1169 		if ( eRasterOp != ROP_OVERPAINT )
1170 			SetRasterOp( eRasterOp );
1171 	}
1172 
1173     if( mpAlphaVDev )
1174         mpAlphaVDev->Erase();
1175 }
1176 
1177 // -----------------------------------------------------------------------
1178 
1179 void OutputDevice::ImplDraw2ColorFrame( const Rectangle& rRect,
1180 										const Color& rLeftTopColor,
1181 										const Color& rRightBottomColor )
1182 {
1183 	SetFillColor( rLeftTopColor );
1184 	DrawRect( Rectangle( rRect.TopLeft(), Point( rRect.Left(), rRect.Bottom()-1 ) ) );
1185 	DrawRect( Rectangle( rRect.TopLeft(), Point( rRect.Right()-1, rRect.Top() ) ) );
1186 	SetFillColor( rRightBottomColor );
1187 	DrawRect( Rectangle( rRect.BottomLeft(), rRect.BottomRight() ) );
1188 	DrawRect( Rectangle( rRect.TopRight(), rRect.BottomRight() ) );
1189 }
1190 
1191 // -----------------------------------------------------------------------
1192 
1193 bool OutputDevice::DrawEPS( const Point& rPoint, const Size& rSize,
1194 							const GfxLink& rGfxLink, GDIMetaFile* pSubst )
1195 {
1196 	DBG_TRACE( "OutputDevice::DrawEPS()" );
1197 
1198 	bool bDrawn(true);
1199 
1200     if ( mpMetaFile )
1201 	{
1202 		GDIMetaFile aSubst;
1203 
1204 		if( pSubst )
1205 			aSubst = *pSubst;
1206 
1207 		mpMetaFile->AddAction( new MetaEPSAction( rPoint, rSize, rGfxLink, aSubst ) );
1208 	}
1209 
1210 	if ( !IsDeviceOutputNecessary() || ImplIsRecordLayout() )
1211 		return bDrawn;
1212 
1213 	if( mbOutputClipped )
1214 		return bDrawn;
1215 
1216 	Rectangle aRect( ImplLogicToDevicePixel( Rectangle( rPoint, rSize ) ) );
1217 
1218     if( !aRect.IsEmpty() )
1219 	{
1220         // draw the real EPS graphics
1221         if( rGfxLink.GetData() && rGfxLink.GetDataSize() )
1222         {
1223             if( !mpGraphics && !ImplGetGraphics() )
1224                 return bDrawn;
1225 
1226             if( mbInitClipRegion )
1227                 ImplInitClipRegion();
1228 
1229             aRect.Justify();
1230             bDrawn = mpGraphics->DrawEPS( aRect.Left(), aRect.Top(), aRect.GetWidth(), aRect.GetHeight(),
1231                          (sal_uInt8*) rGfxLink.GetData(), rGfxLink.GetDataSize(), this );
1232         }
1233 
1234         // else draw the substitution graphics
1235 		if( !bDrawn && pSubst )
1236 		{
1237 			GDIMetaFile* pOldMetaFile = mpMetaFile;
1238 
1239             mpMetaFile = NULL;
1240 			Graphic( *pSubst ).Draw( this, rPoint, rSize );
1241 			mpMetaFile = pOldMetaFile;
1242 		}
1243 	}
1244 
1245     if( mpAlphaVDev )
1246         mpAlphaVDev->DrawEPS( rPoint, rSize, rGfxLink, pSubst );
1247 
1248     return bDrawn;
1249 }
1250 
1251 // -----------------------------------------------------------------------
1252 
1253 void OutputDevice::DrawCheckered(const Point& rPos, const Size& rSize, sal_uInt32 nLen, Color aStart, Color aEnd)
1254 {
1255     const sal_uInt32 nMaxX(rPos.X() + rSize.Width());
1256     const sal_uInt32 nMaxY(rPos.Y() + rSize.Height());
1257 
1258     Push(PUSH_LINECOLOR|PUSH_FILLCOLOR);
1259     SetLineColor();
1260 
1261     for(sal_uInt32 x(0), nX(rPos.X()); nX < nMaxX; x++, nX += nLen)
1262     {
1263         const sal_uInt32 nRight(std::min(nMaxX, nX + nLen));
1264 
1265         for(sal_uInt32 y(0), nY(rPos.Y()); nY < nMaxY; y++, nY += nLen)
1266         {
1267             const sal_uInt32 nBottom(std::min(nMaxY, nY + nLen));
1268 
1269             SetFillColor((x & 0x0001) ^ (y & 0x0001) ? aStart : aEnd);
1270             DrawRect(Rectangle(nX, nY, nRight, nBottom));
1271         }
1272     }
1273 
1274     Pop();
1275 }
1276 
1277 // -----------------------------------------------------------------------
1278 // eof
1279