xref: /trunk/main/vcl/os2/source/gdi/salgdi2.cxx (revision fc9fd3f1)
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21 
22 
23 
24 #include <string.h>
25 #include <svpm.h>
26 
27 #define _SV_SALGDI2_CXX
28 #include <os2/salbmp.h>
29 #include <os2/saldata.hxx>
30 #ifndef _SV_SALIDS_HRC
31 #include <os2/salids.hrc>
32 #endif
33 #include <os2/salgdi.h>
34 #include <os2/salvd.h>
35 #include <vcl/salbtype.hxx>
36 
37 #ifndef __H_FT2LIB
38 #include <os2/wingdi.h>
39 #include <ft2lib.h>
40 #endif
41 
42 PM_BOOL bFastTransparent = FALSE;
43 
44 // ---------------
45 // - SalGraphics -
46 // ---------------
47 
48 bool Os2SalGraphics::supportsOperation( OutDevSupportType ) const
49 {
50     return false;
51 }
52 
53 
54 void Os2SalGraphics::copyBits( const SalTwoRect* pPosAry, SalGraphics* pSrcGraphics )
55 {
56 	HPS 	hSrcPS;
57 	POINTL	thePoints[4];
58 	long	nSrcHeight;
59 
60 	if ( pSrcGraphics )
61 	{
62 		//hSrcPS = pSrcGraphics->mhPS;
63 		//nSrcHeight = pSrcGraphics->mnHeight;
64 		hSrcPS = static_cast<Os2SalGraphics*>(pSrcGraphics)->mhPS;
65 		nSrcHeight = static_cast<Os2SalGraphics*>(pSrcGraphics)->mnHeight;
66 	}
67 	else
68 	{
69 		hSrcPS = mhPS;
70 		nSrcHeight = mnHeight;
71 	}
72 
73 	// lower-left corner of target
74 	thePoints[0].x = pPosAry->mnDestX;
75 	thePoints[0].y = TY( pPosAry->mnDestY + pPosAry->mnDestHeight - 1 );
76 
77 	// upper-right corner of target
78 	thePoints[1].x = pPosAry->mnDestX + pPosAry->mnDestWidth;
79 	thePoints[1].y = TY( pPosAry->mnDestY - 1 );
80 
81 	// lower-left corner of source
82 	thePoints[2].x = pPosAry->mnSrcX;
83 	thePoints[2].y = nSrcHeight - ( pPosAry->mnSrcY + pPosAry->mnSrcHeight );
84 
85 	if ( ( pPosAry->mnDestWidth != pPosAry->mnSrcWidth ) || ( pPosAry->mnDestHeight != pPosAry->mnSrcHeight ) )
86 	{
87 		// upper-right corner of Source
88 		thePoints[3].x = pPosAry->mnSrcX + pPosAry->mnSrcWidth;
89 		thePoints[3].y = nSrcHeight - pPosAry->mnSrcY + pPosAry->mnSrcHeight;
90 
91 		GpiBitBlt( mhPS, hSrcPS, 4, thePoints,
92 				   mbXORMode ? ROP_SRCINVERT : ROP_SRCCOPY, BBO_IGNORE );
93 	}
94 	else
95 	{
96 		GpiBitBlt( mhPS, hSrcPS, 3, thePoints,
97 				   mbXORMode ? ROP_SRCINVERT : ROP_SRCCOPY, BBO_IGNORE );
98 	}
99 }
100 
101 // -----------------------------------------------------------------------
102 
103 void Os2SalGraphics::copyArea( long nDestX, long nDestY,
104 							long nSrcX, long nSrcY,
105 							long nSrcWidth, long nSrcHeight,
106 							USHORT nFlags )
107 {
108 	POINTL thePoints[3];
109 
110 	// lower-left corner of target
111 	thePoints[0].x = nDestX;
112 	thePoints[0].y = TY( nDestY + nSrcHeight - 1 );
113 
114 	// upper-right corner of target
115 	thePoints[1].x = nDestX + nSrcWidth;
116 	thePoints[1].y = TY( nDestY - 1 );
117 
118 	// lower-left corner of source
119 	thePoints[2].x = nSrcX;
120 	thePoints[2].y = TY( nSrcY + nSrcHeight - 1);
121 
122 	if ( (nFlags & SAL_COPYAREA_WINDOWINVALIDATE) && mbWindow )
123 	{
124 		// Overlap-Bereich berechnen und invalidieren
125 		Point		aVCLSrcPos( nSrcX, nSrcY );
126 		Size		aVCLSrcSize( nSrcWidth, nSrcHeight );
127 		Rectangle	aVCLSrcRect( aVCLSrcPos, aVCLSrcSize );
128 		Rectangle	aVCLClipRect;
129 		SWP 		aSWP;
130 
131 		WinQueryWindowPos( mhWnd, &aSWP );
132 		aVCLClipRect.Right()	= aSWP.cx-1;
133 		aVCLClipRect.Bottom()	= aSWP.cy-1;
134 		if ( !aVCLSrcRect.Intersection( aVCLClipRect ).IsEmpty() )
135 		{
136 			RECTL	aSrcRect;
137 			RECTL	aTempRect;
138 			HRGN	hInvalidateRgn;
139 			HRGN	hTempRgn;
140 			HWND	hWnd;
141 			long	nRgnType;
142 
143 			long nVCLScrHeight	= aVCLSrcRect.GetHeight();
144 			aSrcRect.xLeft		= aVCLSrcRect.Left();
145 			aSrcRect.yBottom	= TY( aVCLSrcRect.Top()+nVCLScrHeight-1 );
146 			aSrcRect.xRight 	= aSrcRect.xLeft+aVCLSrcRect.GetWidth();
147 			aSrcRect.yTop		= aSrcRect.yBottom+nVCLScrHeight;
148 
149 			// Rechteck in Screen-Koordinaaten umrechnen
150 			POINTL	aPt;
151 			long	nScreenDX = WinQuerySysValue( HWND_DESKTOP, SV_CXSCREEN );
152 			long	nScreenDY = WinQuerySysValue( HWND_DESKTOP, SV_CYSCREEN );
153 			aPt.x = 0;
154 			aPt.y = 0;
155 			WinMapWindowPoints( mhWnd, HWND_DESKTOP, &aPt, 1 );
156 			aSrcRect.xLeft	 += aPt.x;
157 			aSrcRect.yTop	 += aPt.y;
158 			aSrcRect.xRight  += aPt.x;
159 			aSrcRect.yBottom += aPt.y;
160 			hInvalidateRgn = 0;
161 			// Bereiche ausserhalb des sichtbaren Bereiches berechnen
162 			if ( aSrcRect.xLeft < 0 )
163 			{
164 				if ( !hInvalidateRgn )
165 					hInvalidateRgn = GpiCreateRegion( mhPS, 1, &aSrcRect );
166 				aTempRect.xLeft 	= -31999;
167 				aTempRect.yBottom	= 0;
168 				aTempRect.xRight	= 0;
169 				aTempRect.yTop		= 31999;
170 				hTempRgn = GpiCreateRegion( mhPS, 1, &aTempRect );
171 				GpiCombineRegion( mhPS, hInvalidateRgn, hInvalidateRgn, hTempRgn, CRGN_DIFF );
172 				GpiDestroyRegion( mhPS, hTempRgn );
173 			}
174 			if ( aSrcRect.yBottom < 0 )
175 			{
176 				if ( !hInvalidateRgn )
177 					hInvalidateRgn = GpiCreateRegion( mhPS, 1, &aSrcRect );
178 				aTempRect.xLeft 	= 0;
179 				aTempRect.yBottom	= -31999;
180 				aTempRect.xRight	= 31999;
181 				aTempRect.yTop		= 0;
182 				hTempRgn = GpiCreateRegion( mhPS, 1, &aTempRect );
183 				GpiCombineRegion( mhPS, hInvalidateRgn, hInvalidateRgn, hTempRgn, CRGN_DIFF );
184 				GpiDestroyRegion( mhPS, hTempRgn );
185 			}
186 			if ( aSrcRect.xRight > nScreenDX )
187 			{
188 				if ( !hInvalidateRgn )
189 					hInvalidateRgn = GpiCreateRegion( mhPS, 1, &aSrcRect );
190 				aTempRect.xLeft 	= nScreenDX;
191 				aTempRect.yBottom	= 0;
192 				aTempRect.xRight	= 31999;
193 				aTempRect.yTop		= 31999;
194 				hTempRgn = GpiCreateRegion( mhPS, 1, &aTempRect );
195 				GpiCombineRegion( mhPS, hInvalidateRgn, hInvalidateRgn, hTempRgn, CRGN_DIFF );
196 				GpiDestroyRegion( mhPS, hTempRgn );
197 			}
198 			if ( aSrcRect.yTop > nScreenDY )
199 			{
200 				if ( !hInvalidateRgn )
201 					hInvalidateRgn = GpiCreateRegion( mhPS, 1, &aSrcRect );
202 				aTempRect.xLeft 	= 0;
203 				aTempRect.yBottom	= nScreenDY;
204 				aTempRect.xRight	= 31999;
205 				aTempRect.yTop		= 31999;
206 				hTempRgn = GpiCreateRegion( mhPS, 1, &aTempRect );
207 				GpiCombineRegion( mhPS, hInvalidateRgn, hInvalidateRgn, hTempRgn, CRGN_DIFF );
208 				GpiDestroyRegion( mhPS, hTempRgn );
209 			}
210 
211 			// Bereiche die von anderen Fenstern ueberlagert werden berechnen
212 			// Calculate areas that are overlapped by other windows
213 			HWND hWndParent = WinQueryWindow( mhWnd, QW_PARENT );
214 			hWnd = WinQueryWindow( HWND_DESKTOP, QW_TOP );
215 			aVCLSrcRect = Rectangle( aSrcRect.xLeft, aSrcRect.yBottom, aSrcRect.xRight, aSrcRect.yTop );
216 			while ( hWnd )
217 			{
218 				if ( hWnd == hWndParent )
219 					break;
220 				if ( WinIsWindowVisible( hWnd ) )
221 				{
222 					WinQueryWindowPos( hWnd, &aSWP );
223 					if ( !(aSWP.fl & SWP_MINIMIZE) )
224 					{
225 						aVCLClipRect = Rectangle( Point( aSWP.x, aSWP.y ), Size( aSWP.cx, aSWP.cy ) );
226 						if ( aVCLSrcRect.IsOver( aVCLClipRect ) )
227 						{
228 							if ( !hInvalidateRgn )
229 								hInvalidateRgn = GpiCreateRegion( mhPS, 1, &aSrcRect );
230 							aTempRect.xLeft 	= aSWP.x;
231 							aTempRect.yBottom	= aSWP.y;
232 							aTempRect.xRight	= aTempRect.xLeft+aSWP.cx;
233 							aTempRect.yTop		= aTempRect.yBottom+aSWP.cy;
234 							hTempRgn = GpiCreateRegion( mhPS, 1, &aTempRect );
235 							GpiCombineRegion( mhPS, hInvalidateRgn, hInvalidateRgn, hTempRgn, CRGN_DIFF );
236 							GpiDestroyRegion( mhPS, hTempRgn );
237 						}
238 					}
239 				}
240 				hWnd = WinQueryWindow( hWnd, QW_NEXT );
241 			}
242 
243 			if ( hInvalidateRgn )
244 			{
245 				hTempRgn = GpiCreateRegion( mhPS, 1, &aSrcRect );
246 				nRgnType = GpiCombineRegion( mhPS, hInvalidateRgn, hTempRgn, hInvalidateRgn, CRGN_DIFF );
247 				GpiDestroyRegion( mhPS, hTempRgn );
248 				if ( (nRgnType != RGN_ERROR) && (nRgnType != RGN_NULL) )
249 				{
250 					long nOffX = (nDestX-nSrcX);
251 					long nOffY = (nSrcY-nDestY);
252 					aPt.x = nOffX-aPt.x;
253 					aPt.y = nOffY-aPt.y;
254 					GpiOffsetRegion( mhPS, hInvalidateRgn, &aPt );
255 					WinInvalidateRegion( mhWnd, hInvalidateRgn, TRUE );
256 					// Hier loesen wir nur ein Update aus, wenn es der
257 					// MainThread ist, damit es beim Bearbeiten der
258 					// Paint-Message keinen Deadlock gibt, da der
259 					// SolarMutex durch diesen Thread schon gelockt ist
260 					SalData*	pSalData = GetSalData();
261 					ULONG		nCurThreadId = GetCurrentThreadId();
262 					if ( pSalData->mnAppThreadId == nCurThreadId )
263 						WinUpdateWindow( mhWnd );
264 				}
265 				GpiDestroyRegion( mhPS, hInvalidateRgn );
266 			}
267 		}
268 	}
269 
270 	GpiBitBlt( mhPS, mhPS, 3, thePoints,
271 			   ROP_SRCCOPY, BBO_IGNORE );
272 
273 }
274 
275 // -----------------------------------------------------------------------
276 
277 void ImplDrawBitmap( HPS hPS, long nScreenHeight,
278 					 const SalTwoRect* pPosAry, const Os2SalBitmap& rSalBitmap,
279 					 PM_BOOL bPrinter, int nDrawMode )
280 {
281 	if( hPS )
282 	{
283 		HANDLE		hDrawDIB;
284 		HBITMAP 	hDrawDDB = rSalBitmap.ImplGethDDB();
285 		Os2SalBitmap*	pTmpSalBmp = NULL;
286 		PM_BOOL		bPrintDDB = ( bPrinter && hDrawDDB );
287 		PM_BOOL		bDrawDDB1 = ( ( rSalBitmap.GetBitCount() == 1 ) && hDrawDDB );
288 
289 		if( bPrintDDB || bDrawDDB1 )
290 		{
291 			pTmpSalBmp = new Os2SalBitmap;
292 			pTmpSalBmp->Create( rSalBitmap, rSalBitmap.GetBitCount() );
293 			hDrawDIB = pTmpSalBmp->ImplGethDIB();
294 		}
295 		else
296 			hDrawDIB = rSalBitmap.ImplGethDIB();
297 
298 		if( hDrawDIB )
299 		{
300 			HANDLE				hSubst = rSalBitmap.ImplGethDIB1Subst();
301 			POINTL				pts[ 4 ];
302 			BITMAPINFO2*		pBI = (BITMAPINFO2*) hDrawDIB;
303 			BITMAPINFOHEADER2*	pBIH = (BITMAPINFOHEADER2*) pBI;
304 			const long			nHeight = pBIH->cy;
305 			long				nInfoSize = *(ULONG*) pBI + rSalBitmap.ImplGetDIBColorCount( hDrawDIB ) * sizeof( RGB2 );
306 			PM_BYTE*				pBits = (PM_BYTE*) pBI + nInfoSize;
307 
308 			pts[0].x = pPosAry->mnDestX;
309 			pts[0].y = nScreenHeight - pPosAry->mnDestY - pPosAry->mnDestHeight;
310 			pts[1].x = pPosAry->mnDestX + pPosAry->mnDestWidth - 1;
311 			pts[1].y = nScreenHeight - pPosAry->mnDestY - 1;
312 
313 			pts[2].x = pPosAry->mnSrcX;
314 			pts[2].y = nHeight - ( pPosAry->mnSrcY + pPosAry->mnSrcHeight );
315 			pts[3].x = pPosAry->mnSrcX + pPosAry->mnSrcWidth;
316 			pts[3].y = nHeight - pPosAry->mnSrcY;
317 
318 			// if we've got a 1Bit DIB, we create a 4Bit substitute
319 			if( ( pBIH->cBitCount == 1 ) && !hSubst )
320 			{
321 				// create 4Bit substitute
322 				hSubst = Os2SalBitmap::ImplCreateDIB4FromDIB1( hDrawDIB );
323 
324 				// replace substitute only, if it is no temporary SalBitmap
325 				if( !( bPrintDDB || bDrawDDB1 ) )
326 					( (Os2SalBitmap&) rSalBitmap ).ImplReplacehDIB1Subst( hSubst );
327 			}
328 
329 			if( hSubst )
330 			{
331 				pBI = (BITMAPINFO2*) hSubst;
332 				pBIH = (BITMAPINFOHEADER2*) pBI;
333 				nInfoSize = *(ULONG*) pBI + rSalBitmap.ImplGetDIBColorCount( hSubst ) * sizeof( RGB2 );
334 				pBits = (PM_BYTE*) pBI + nInfoSize;
335 			}
336 
337 			if( bPrinter )
338 			{
339 				PM_BYTE* pDummy;
340 
341 				// expand 8Bit-DIB's to 24Bit-DIB's, because some printer drivers
342 				// have problems to print these DIB's (strange)
343 				if( pBIH->cBitCount == 8 && pBIH->ulCompression == BCA_UNCOMP )
344 				{
345 					const long			nWidth = pBIH->cx;
346 					const long			nHeight = pBIH->cy;
347 					const long			nWidthAl8 = AlignedWidth4Bytes( nWidth * 8 );
348 					const long			nWidthAl24 = AlignedWidth4Bytes( nWidth * 24 );
349 					const long			nNewImageSize = nHeight * nWidthAl24;
350 					BITMAPINFOHEADER2*	pNewInfo;
351 
352 					pDummy = new PM_BYTE[ sizeof( BITMAPINFO2 ) + nNewImageSize ];
353 					memset( pDummy, 0, sizeof( BITMAPINFO2 ) );
354 
355 					pNewInfo = (BITMAPINFOHEADER2*) pDummy;
356 					pNewInfo->cbFix = sizeof( BITMAPINFOHEADER2 );
357 					pNewInfo->cx = nWidth;
358 					pNewInfo->cy = nHeight;
359 					pNewInfo->cPlanes = 1;
360 					pNewInfo->cBitCount = 24;
361 					pNewInfo->ulCompression = BCA_UNCOMP;
362 					pNewInfo->cbImage = nNewImageSize;
363 
364 					PM_BYTE* pBitsSrc = (PM_BYTE*) pBIH + nInfoSize;
365 					PM_BYTE* pBitsDst = pDummy + sizeof( BITMAPINFO2 );
366 
367 					for( long nY = 0UL; nY < nHeight; nY++ )
368 					{
369 						PM_BYTE* pSrcLine = pBitsSrc + nY * nWidthAl8;
370 						PM_BYTE* pDstLine = pBitsDst + nY * nWidthAl24;
371 
372 						for( long nX = 0UL; nX < nWidth; nX++ )
373 						{
374 							const RGB2& rQuad = pBI->argbColor[ *pSrcLine++ ];
375 
376 							*pDstLine++ = rQuad.bBlue;
377 							*pDstLine++ = rQuad.bGreen;
378 							*pDstLine++ = rQuad.bRed;
379 						}
380 					}
381 
382 					nInfoSize = sizeof( BITMAPINFO2 );
383 				}
384 				else
385 				{
386 					const long nImageSize = ( pBIH->cbImage ? pBIH->cbImage : ( pBIH->cy * AlignedWidth4Bytes( pBIH->cx * pBIH->cBitCount ) ) );
387 					const long nTotalSize = nInfoSize + nImageSize;
388 
389 					pDummy = new PM_BYTE[ nTotalSize ];
390 					memcpy( pDummy, pBI, nTotalSize );
391 				}
392 
393 				GpiDrawBits( hPS, pDummy + nInfoSize, (BITMAPINFO2*) pDummy, 4L, pts, nDrawMode, BBO_IGNORE );
394 				delete[] pDummy;
395 			}
396 			else
397 				GpiDrawBits( hPS, pBits, pBI, 4L, pts, nDrawMode, BBO_IGNORE );
398 		}
399 		else if( hDrawDDB && !bPrintDDB )
400 		{
401 			POINTL pts[ 4 ];
402 
403 			pts[0].x = pPosAry->mnDestX;
404 			pts[0].y = nScreenHeight - pPosAry->mnDestY - pPosAry->mnDestHeight;
405 			pts[1].x = pPosAry->mnDestX + pPosAry->mnDestWidth - 1;
406 			pts[1].y = nScreenHeight - pPosAry->mnDestY - 1;
407 
408 			pts[2].x = pPosAry->mnSrcX;
409 			pts[2].y = rSalBitmap.GetSize().Height() - ( pPosAry->mnSrcY + pPosAry->mnSrcHeight );
410 			pts[3].x = pPosAry->mnSrcX + pPosAry->mnSrcWidth;
411 			pts[3].y = rSalBitmap.GetSize().Height() - pPosAry->mnSrcY;
412 
413 			GpiWCBitBlt( hPS, hDrawDDB, 4L, pts, nDrawMode, BBO_IGNORE );
414 /*
415 			HPS hDrawPS = ImplGetCachedPS( CACHED_HPS_DRAW, hDrawDDB );
416 			Ft2BitBlt( hPS, hDrawPS, 4, pts, nDrawMode, BBO_IGNORE );
417 			ImplReleaseCachedPS( CACHED_HPS_DRAW );
418 */
419 		}
420 
421 		if( bPrintDDB || bDrawDDB1 )
422 			delete pTmpSalBmp;
423 	}
424 }
425 
426 // -----------------------------------------------------------------------
427 
428 void Os2SalGraphics::drawBitmap( const SalTwoRect* pPosAry,
429 							  const SalBitmap& rSalBitmap )
430 {
431 	ImplDrawBitmap( mhPS, mnHeight,
432 					pPosAry, static_cast<const Os2SalBitmap&>(rSalBitmap),
433 					mbPrinter,
434 					mbXORMode ? ROP_SRCINVERT : ROP_SRCCOPY );
435 }
436 
437 // -----------------------------------------------------------------------
438 
439 void Os2SalGraphics::drawBitmap( const SalTwoRect* pPosAry,
440 							  const SalBitmap& rSalBitmap,
441 							  SalColor nTransparentColor )
442 {
443 	DBG_ASSERT( !mbPrinter, "No transparency print possible!" );
444     //const Os2SalBitmap& rSalBitmap = static_cast<const Os2SalBitmap&>(rSSalBitmap);
445 	// an FM: kann erst einmal unberuecksichtigt bleiben
446 	drawBitmap( pPosAry, rSalBitmap );
447 }
448 
449 // -----------------------------------------------------------------------
450 
451 void Os2SalGraphics::drawBitmap( const SalTwoRect* pPosAry,
452 							  const SalBitmap& rSSalBitmap,
453 							  const SalBitmap& rSTransparentBitmap )
454 {
455 	DBG_ASSERT( !mbPrinter, "No transparency print possible!" );
456 
457     const Os2SalBitmap& rSalBitmap = static_cast<const Os2SalBitmap&>(rSSalBitmap);
458     const Os2SalBitmap& rTransparentBitmap = static_cast<const Os2SalBitmap&>(rSTransparentBitmap);
459 
460 	if( bFastTransparent )
461 	{
462 		ImplDrawBitmap( mhPS, mnHeight, pPosAry, rTransparentBitmap, FALSE, ROP_SRCAND );
463 		ImplDrawBitmap( mhPS, mnHeight, pPosAry, rSalBitmap, FALSE, ROP_SRCPAINT );
464 	}
465 	else
466 	{
467 		SalTwoRect		aPosAry = *pPosAry;
468 		int 			nDstX = (int) aPosAry.mnDestX;
469 		int 			nDstY = (int) aPosAry.mnDestY;
470 		int 			nDstWidth = (int) aPosAry.mnDestWidth;
471 		int 			nDstHeight = (int) aPosAry.mnDestHeight;
472 		HAB 			hAB = GetSalData()->mhAB;
473 		HPS 			hPS = mhPS;
474 		DEVOPENSTRUC	aDevOpenStruc = { NULL, (PSZ)"DISPLAY", NULL, NULL, NULL, NULL, NULL, NULL, NULL };
475 		SIZEL			aSizeL = { nDstWidth, nDstHeight };
476 		POINTL			aPtL[ 3 ];
477 
478 		HDC 			   hMemDC = DevOpenDC( hAB, OD_MEMORY, (PSZ)"*", 5L, (PDEVOPENDATA)&aDevOpenStruc, 0 );
479 		HPS 			   hMemPS = Ft2CreatePS( hAB, hMemDC, &aSizeL, GPIT_MICRO | GPIA_ASSOC | PU_PELS );
480 		HBITMAP 		   hMemBitmap = ImplCreateVirDevBitmap( hMemDC, hMemPS, nDstWidth, nDstHeight, 0 );
481 		HBITMAP 		   hMemOld = (HBITMAP) Ft2SetBitmap( hMemPS, hMemBitmap );
482 		HDC 			   hMaskDC = DevOpenDC( hAB, OD_MEMORY, (PSZ)"*", 5L, (PDEVOPENDATA)&aDevOpenStruc, 0 );
483 		HPS 			   hMaskPS = Ft2CreatePS( hAB, hMaskDC, &aSizeL, GPIT_MICRO | GPIA_ASSOC | PU_PELS );
484 		HBITMAP 		   hMaskBitmap = ImplCreateVirDevBitmap( hMaskDC, hMaskPS, nDstWidth, nDstHeight, 0 );
485 		HBITMAP 		   hMaskOld = (HBITMAP) Ft2SetBitmap( hMaskPS, hMaskBitmap );
486 /*
487 		HPS hMemPS = ImplGetCachedPS( CACHED_HPS_1, 0 );
488 		HPS hMaskPS = ImplGetCachedPS( CACHED_HPS_2, 0 );
489 */
490 		aPosAry.mnDestX = aPosAry.mnDestY = 0L;
491 
492 		aPtL[ 0 ].x = 0;
493 		aPtL[ 0 ].y = 0;
494 		aPtL[ 1 ].x = nDstWidth;
495 		aPtL[ 1 ].y = nDstHeight;
496 		aPtL[ 2 ].x = nDstX;
497 		aPtL[ 2 ].y = TY( nDstY + nDstHeight - 1 );
498 
499 		GpiBitBlt( hMemPS, hPS, 3, aPtL, ROP_SRCCOPY, BBO_IGNORE );
500 		ImplDrawBitmap( hMaskPS, nDstHeight, &aPosAry, rTransparentBitmap, FALSE, ROP_SRCCOPY );
501 
502 		aPtL[ 2 ].x = 0;
503 		aPtL[ 2 ].y = 0;
504 
505 		GpiBitBlt( hMemPS, hMaskPS, 3, aPtL, ROP_SRCAND, BBO_IGNORE );
506 		ImplDrawBitmap( hMaskPS, nDstHeight, &aPosAry, rSalBitmap, FALSE, ROP_SRCERASE );
507 		GpiBitBlt( hMemPS, hMaskPS, 3, aPtL, ROP_SRCPAINT, BBO_IGNORE );
508 
509 		aPtL[ 0 ].x = nDstX;
510 		aPtL[ 0 ].y = TY( nDstY + nDstHeight - 1 );
511 		aPtL[ 1 ].x = nDstX + nDstWidth;
512 		aPtL[ 1 ].y = TY( nDstY - 1 );
513 
514 		GpiBitBlt( hPS, hMemPS, 3, aPtL, ROP_SRCCOPY, BBO_IGNORE );
515 
516 		Ft2SetBitmap( hMaskPS, hMaskOld );
517 		Ft2DestroyPS( hMaskPS );
518 		DevCloseDC( hMaskDC );
519 		GpiDeleteBitmap( hMaskBitmap );
520 
521 		Ft2SetBitmap( hMemPS, hMemOld );
522 		Ft2DestroyPS( hMemPS );
523 		DevCloseDC( hMemDC );
524 		GpiDeleteBitmap( hMemBitmap );
525 
526 /*
527 		ImplReleaseCachedPS( CACHED_HPS_1 );
528 		ImplReleaseCachedPS( CACHED_HPS_2 );
529 */
530 	}
531 }
532 
533 // -----------------------------------------------------------------------
534 
535 bool Os2SalGraphics::drawAlphaBitmap( const SalTwoRect& rTR,
536 				      const SalBitmap&  rSrcBitmap,
537 				      const SalBitmap&  rAlphaBmp )
538 {
539 	// TODO(P3) implement alpha blending
540 	return false;
541 }
542 
543 // -----------------------------------------------------------------------
544 
545 bool Os2SalGraphics::drawAlphaRect( long nX, long nY, long nWidth,
546                                     long nHeight, sal_uInt8 nTransparency )
547 {
548 	// TODO(P3) implement alpha blending
549 	return false;
550 }
551 
552 // -----------------------------------------------------------------------
553 
554 void Os2SalGraphics::drawMask( const SalTwoRect* pPosAry,
555 							const SalBitmap& rSSalBitmap,
556 							SalColor nMaskColor )
557 {
558 	DBG_ASSERT( !mbPrinter, "No transparency print possible!" );
559 
560     const Os2SalBitmap& rSalBitmap = static_cast<const Os2SalBitmap&>(rSSalBitmap);
561 
562 	SalTwoRect	aPosAry = *pPosAry;
563 	HPS 		hPS = mhPS;
564 	IMAGEBUNDLE aBundle, aOldBundle;
565 	AREABUNDLE	aAreaBundle, aOldAreaBundle;
566 	const ULONG    nColor = RGBCOLOR( SALCOLOR_RED( nMaskColor ),
567 									SALCOLOR_GREEN( nMaskColor ),
568 									SALCOLOR_BLUE( nMaskColor ) );
569 
570 	GpiQueryAttrs( hPS, PRIM_IMAGE, IBB_COLOR | IBB_BACK_COLOR, &aOldBundle );
571 	aBundle.lColor = RGBCOLOR( 0, 0, 0 );
572 	aBundle.lBackColor = RGBCOLOR( 0xFF, 0xFF, 0xFF );
573 	Ft2SetAttrs( hPS, PRIM_IMAGE, IBB_COLOR | IBB_BACK_COLOR, 0, &aBundle );
574 
575 	GpiQueryAttrs( hPS, PRIM_AREA, ABB_COLOR | ABB_BACK_COLOR | ABB_SYMBOL |
576 				   ABB_MIX_MODE | ABB_BACK_MIX_MODE, &aOldAreaBundle );
577 	aAreaBundle.lColor = nColor;
578 	aAreaBundle.lBackColor = nColor;
579 	aAreaBundle.usSymbol = PATSYM_SOLID;
580 	aAreaBundle.usMixMode = FM_OVERPAINT;
581 	aAreaBundle.usBackMixMode = BM_OVERPAINT;
582 	Ft2SetAttrs( hPS, PRIM_AREA, ABB_COLOR | ABB_BACK_COLOR | ABB_SYMBOL |
583 				 ABB_MIX_MODE | ABB_BACK_MIX_MODE, 0, &aAreaBundle );
584 
585 	ImplDrawBitmap( hPS, mnHeight, &aPosAry, rSalBitmap, FALSE, 0x00B8L );
586 
587 	Ft2SetAttrs( hPS, PRIM_IMAGE, IBB_COLOR | IBB_BACK_COLOR, 0, &aOldBundle );
588 	Ft2SetAttrs( hPS, PRIM_AREA, ABB_COLOR | ABB_BACK_COLOR | ABB_SYMBOL |
589 				 ABB_MIX_MODE | ABB_BACK_MIX_MODE, 0, &aOldAreaBundle );
590 }
591 
592 // -----------------------------------------------------------------------
593 
594 SalBitmap* Os2SalGraphics::getBitmap( long nX, long nY, long nDX, long nDY )
595 {
596 	HAB 		   hAB = GetSalData()->mhAB;
597 	SIZEL		 size = { nDX, nDY };
598 	Os2SalBitmap*	  pSalBitmap = NULL;
599 
600 	// create device context (at this time allways display compatible)
601 	DEVOPENSTRUC	aDevOpenStruc = { NULL, (PSZ)"DISPLAY", NULL, NULL, NULL, NULL, NULL, NULL, NULL };
602 	HDC 			hMemDC = DevOpenDC( hAB, OD_MEMORY, (PSZ)"*", 5L, (PDEVOPENDATA)&aDevOpenStruc, 0 );
603 	HPS 			hMemPS = Ft2CreatePS( hAB, hMemDC, &size, GPIT_MICRO | GPIA_ASSOC | PU_PELS );
604 	HBITMAP 		hMemBmp = ImplCreateVirDevBitmap( hMemDC, hMemPS, nDX, nDY, 0 );
605 	HBITMAP 		hMemOld = Ft2SetBitmap( hMemPS, hMemBmp );
606 
607 	// creation successfull?
608 	if( hMemDC && hMemPS && hMemBmp )
609 	{
610 		POINTL thePoints[ 3 ];
611 
612 		// lower-left corner of target
613 		thePoints[ 0 ].x = 0;
614 		thePoints[ 0 ].y = 0;
615 
616 		// upper-right corner of target
617 		thePoints[ 1 ].x = nDX;
618 		thePoints[ 1 ].y = nDY;
619 
620 		// lower-left corner of source
621 		thePoints[ 2 ].x = nX;
622 		thePoints[ 2 ].y = TY( nY + nDY - 1 );
623 
624 		long lHits = GpiBitBlt( hMemPS, mhPS, 3, thePoints,
625 								mbXORMode ? ROP_SRCINVERT : ROP_SRCCOPY, BBO_IGNORE );
626 
627 		if( hMemPS )
628 		{
629 			Ft2SetBitmap( hMemPS, hMemOld );
630 			Ft2DestroyPS( hMemPS );
631 		}
632 
633 		if( hMemDC )
634 			DevCloseDC( hMemDC );
635 
636 		if( lHits == GPI_OK )
637 		{
638 			pSalBitmap = new Os2SalBitmap;
639 
640 			if( !pSalBitmap->Create( hMemBmp, FALSE, FALSE ) )
641 			{
642 				delete pSalBitmap;
643 				pSalBitmap = NULL;
644 			}
645 		}
646 	}
647 
648 	if( !pSalBitmap )
649 		GpiDeleteBitmap( hMemBmp );
650 
651 	// return pointer to SAL-Bitmap
652 	return pSalBitmap;
653 }
654 
655 // -----------------------------------------------------------------------
656 
657 SalColor Os2SalGraphics::getPixel( long nX, long nY )
658 {
659 	POINTL	  aPt = { nX, TY( nY ) };
660 	LONG	nColor = Ft2QueryPel( mhPS, &aPt );
661 
662 	return MAKE_SALCOLOR( (PM_BYTE) ( nColor >> 16 ), (PM_BYTE) ( nColor >> 8 ), (PM_BYTE) nColor );
663 }
664 
665 // -----------------------------------------------------------------------
666 
667 void Os2SalGraphics::invert( long nX, long nY, long nWidth, long nHeight, SalInvert nFlags )
668 {
669 	if( nFlags & SAL_INVERT_TRACKFRAME )
670 	{
671 		// save old vylues
672 		LINEBUNDLE oldLb;
673 		LINEBUNDLE lb;
674 		GpiQueryAttrs( mhPS, PRIM_LINE, LBB_MIX_MODE | LBB_TYPE | LBB_COLOR, &oldLb );
675 
676 		// set linetype to short dash
677 		lb.lColor = RGBCOLOR( 255, 255, 255 );
678 		lb.usMixMode = FM_XOR;
679 		lb.usType = LINETYPE_ALTERNATE;
680 		Ft2SetAttrs( mhPS, PRIM_LINE, LBB_MIX_MODE | LBB_TYPE | LBB_COLOR, 0, &lb );
681 
682 		// draw inverted box
683 		POINTL aPt;
684 
685 		aPt.x = nX;
686 		aPt.y = TY( nY );
687 
688 		Ft2Move( mhPS, &aPt );
689 
690 		aPt.x = nX + nWidth - 1;
691 		aPt.y = TY( nY + nHeight - 1 );
692 
693 		Ft2Box( mhPS, DRO_OUTLINE, &aPt, 0, 0 );
694 
695 		// restore old values
696 		Ft2SetAttrs( mhPS, PRIM_LINE, LBB_MIX_MODE | LBB_TYPE | LBB_COLOR, 0, &oldLb );
697 
698 	}
699 	else
700 	{
701 		// save old values
702 		AREABUNDLE oldAb;
703 		AREABUNDLE ab;
704 
705 		GpiQueryAttrs( mhPS, PRIM_AREA, ABB_COLOR | ABB_MIX_MODE | ABB_SYMBOL, &oldAb );
706 
707 		// set fill color to black
708 		ab.lColor = RGBCOLOR( 255, 255, 255 );
709 		ab.usMixMode = FM_XOR;
710 		ab.usSymbol = (nFlags & SAL_INVERT_50) ? PATSYM_DENSE5 : PATSYM_SOLID;
711 		Ft2SetAttrs( mhPS, PRIM_AREA, ABB_COLOR | ABB_MIX_MODE | ABB_SYMBOL, 0, &ab );
712 
713 		// draw inverted box
714 		POINTL aPt;
715 
716 		aPt.x = nX;
717 		aPt.y = TY( nY );
718 
719 		Ft2Move( mhPS, &aPt );
720 
721 		aPt.x = nX + nWidth - 1;
722 		aPt.y = TY( nY + nHeight - 1 );
723 
724 		Ft2Box( mhPS, DRO_FILL, &aPt, 0, 0 );
725 
726 		// restore old values
727 		Ft2SetAttrs( mhPS, PRIM_AREA, ABB_COLOR | ABB_MIX_MODE | ABB_SYMBOL, 0, &oldAb );
728 	}
729 }
730 
731 // -----------------------------------------------------------------------
732 
733 void Os2SalGraphics::invert( ULONG nPoints, const SalPoint* pPtAry, SalInvert nFlags )
734 {
735 	if( nFlags & SAL_INVERT_TRACKFRAME )
736 	{
737 		// save old vylues
738 		LINEBUNDLE oldLb;
739 		LINEBUNDLE lb;
740 		GpiQueryAttrs( mhPS, PRIM_LINE, LBB_MIX_MODE | LBB_TYPE | LBB_COLOR, &oldLb );
741 
742 		// set linetype to short dash
743 		lb.lColor = RGBCOLOR( 255, 255, 255 );
744 		lb.usMixMode = FM_XOR;
745 		lb.usType = LINETYPE_ALTERNATE;
746 		Ft2SetAttrs( mhPS, PRIM_LINE, LBB_MIX_MODE | LBB_TYPE | LBB_COLOR, 0, &lb );
747 
748 		// Draw Polyline
749 		drawPolyLine( nPoints, pPtAry );
750 
751 		// restore old values
752 		Ft2SetAttrs( mhPS, PRIM_LINE, LBB_MIX_MODE | LBB_TYPE | LBB_COLOR, 0, &oldLb );
753 	}
754 	else
755 	{
756 		// save old values
757 		AREABUNDLE oldAb;
758 		AREABUNDLE ab;
759 
760 		GpiQueryAttrs( mhPS, PRIM_AREA, ABB_COLOR | ABB_MIX_MODE | ABB_SYMBOL, &oldAb );
761 
762 		// set fill color to black
763 		ab.lColor = RGBCOLOR( 255, 255, 255 );
764 		ab.usMixMode = FM_XOR;
765 		ab.usSymbol = (nFlags & SAL_INVERT_50) ? PATSYM_DENSE5 : PATSYM_SOLID;
766 		Ft2SetAttrs( mhPS, PRIM_AREA, ABB_COLOR | ABB_MIX_MODE | ABB_SYMBOL, 0, &ab );
767 
768 		// Draw Polyline
769 		drawPolygon( nPoints, pPtAry );
770 
771 		// restore old values
772 		Ft2SetAttrs( mhPS, PRIM_AREA, ABB_COLOR | ABB_MIX_MODE | ABB_SYMBOL, 0, &oldAb );
773 	}
774 }
775 
776