1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 // MARKER(update_precomp.py): autogen include statement, do not remove 25 #include "precompiled_svtools.hxx" 26 27 #include <vos/macros.hxx> 28 #include <vcl/bmpacc.hxx> 29 #include <tools/poly.hxx> 30 #include <vcl/outdev.hxx> 31 #include <vcl/window.hxx> 32 #include <vcl/gdimtf.hxx> 33 #include <vcl/metaact.hxx> 34 #include <vcl/metric.hxx> 35 #include <vcl/animate.hxx> 36 #include <vcl/alpha.hxx> 37 #include <vcl/virdev.hxx> 38 #include "grfcache.hxx" 39 #include <svtools/grfmgr.hxx> 40 41 // ----------- 42 // - defines - 43 // ----------- 44 45 #define MAX_PRINTER_EXT 1024 46 #define MAP( cVal0, cVal1, nFrac ) ((sal_uInt8)((((long)(cVal0)<<20L)+nFrac*((long)(cVal1)-(cVal0)))>>20L)) 47 #define WATERMARK_LUM_OFFSET 50 48 #define WATERMARK_CON_OFFSET -70 49 50 // ----------- 51 // - helpers - 52 // ----------- 53 54 namespace { 55 56 void muckWithBitmap( const Point& rDestPoint, 57 const Size& rDestSize, 58 const Size& rRefSize, 59 bool& o_rbNonBitmapActionEncountered ) 60 { 61 const Point aEmptyPoint; 62 63 if( aEmptyPoint != rDestPoint || 64 rDestSize != rRefSize ) 65 { 66 // non-fullscale, or offsetted bmp -> fallback to mtf 67 // rendering 68 o_rbNonBitmapActionEncountered = true; 69 } 70 } 71 72 BitmapEx muckWithBitmap( const BitmapEx& rBmpEx, 73 const Point& rSrcPoint, 74 const Size& rSrcSize, 75 const Point& rDestPoint, 76 const Size& rDestSize, 77 const Size& rRefSize, 78 bool& o_rbNonBitmapActionEncountered ) 79 { 80 BitmapEx aBmpEx; 81 82 muckWithBitmap(rDestPoint, 83 rDestSize, 84 rRefSize, 85 o_rbNonBitmapActionEncountered); 86 87 if( o_rbNonBitmapActionEncountered ) 88 return aBmpEx; 89 90 aBmpEx = rBmpEx; 91 92 if( (rSrcPoint.X() != 0 && rSrcPoint.Y() != 0) || 93 rSrcSize != rBmpEx.GetSizePixel() ) 94 { 95 // crop bitmap to given source rectangle (no 96 // need to copy and convert the whole bitmap) 97 const Rectangle aCropRect( rSrcPoint, 98 rSrcSize ); 99 aBmpEx.Crop( aCropRect ); 100 } 101 102 return aBmpEx; 103 } 104 105 } // namespace { 106 107 108 // ------------------ 109 // - GraphicManager - 110 // ------------------ 111 112 GraphicManager::GraphicManager( sal_uLong nCacheSize, sal_uLong nMaxObjCacheSize ) : 113 mpCache( new GraphicCache( *this, nCacheSize, nMaxObjCacheSize ) ) 114 { 115 } 116 117 // ----------------------------------------------------------------------------- 118 119 GraphicManager::~GraphicManager() 120 { 121 for( void* pObj = maObjList.First(); pObj; pObj = maObjList.Next() ) 122 ( (GraphicObject*) pObj )->GraphicManagerDestroyed(); 123 124 delete mpCache; 125 } 126 127 // ----------------------------------------------------------------------------- 128 129 void GraphicManager::SetMaxCacheSize( sal_uLong nNewCacheSize ) 130 { 131 mpCache->SetMaxDisplayCacheSize( nNewCacheSize ); 132 } 133 134 // ----------------------------------------------------------------------------- 135 136 sal_uLong GraphicManager::GetMaxCacheSize() const 137 { 138 return mpCache->GetMaxDisplayCacheSize(); 139 } 140 141 // ----------------------------------------------------------------------------- 142 143 void GraphicManager::SetMaxObjCacheSize( sal_uLong nNewMaxObjSize, sal_Bool bDestroyGreaterCached ) 144 { 145 mpCache->SetMaxObjDisplayCacheSize( nNewMaxObjSize, bDestroyGreaterCached ); 146 } 147 148 // ----------------------------------------------------------------------------- 149 150 sal_uLong GraphicManager::GetMaxObjCacheSize() const 151 { 152 return mpCache->GetMaxObjDisplayCacheSize(); 153 } 154 155 // ----------------------------------------------------------------------------- 156 157 sal_uLong GraphicManager::GetUsedCacheSize() const 158 { 159 return mpCache->GetUsedDisplayCacheSize(); 160 } 161 162 // ----------------------------------------------------------------------------- 163 164 sal_uLong GraphicManager::GetFreeCacheSize() const 165 { 166 return mpCache->GetFreeDisplayCacheSize(); 167 } 168 169 // ----------------------------------------------------------------------------- 170 171 void GraphicManager::SetCacheTimeout( sal_uLong nTimeoutSeconds ) 172 { 173 mpCache->SetCacheTimeout( nTimeoutSeconds ); 174 } 175 176 // ----------------------------------------------------------------------------- 177 178 sal_uLong GraphicManager::GetCacheTimeout() const 179 { 180 return mpCache->GetCacheTimeout(); 181 } 182 183 // ----------------------------------------------------------------------------- 184 185 void GraphicManager::ClearCache() 186 { 187 mpCache->ClearDisplayCache(); 188 } 189 190 // ----------------------------------------------------------------------------- 191 192 void GraphicManager::ReleaseFromCache( const GraphicObject& /*rObj*/ ) 193 { 194 // !!! 195 } 196 197 // ----------------------------------------------------------------------------- 198 199 sal_Bool GraphicManager::IsInCache( OutputDevice* pOut, const Point& rPt, 200 const Size& rSz, const GraphicObject& rObj, 201 const GraphicAttr& rAttr ) const 202 { 203 return mpCache->IsInDisplayCache( pOut, rPt, rSz, rObj, rAttr ); 204 } 205 206 // ----------------------------------------------------------------------------- 207 208 sal_Bool GraphicManager::DrawObj( OutputDevice* pOut, const Point& rPt, const Size& rSz, 209 GraphicObject& rObj, const GraphicAttr& rAttr, 210 const sal_uLong nFlags, sal_Bool& rCached ) 211 { 212 Point aPt( rPt ); 213 Size aSz( rSz ); 214 sal_Bool bRet = sal_False; 215 216 rCached = sal_False; 217 218 if( ( rObj.GetType() == GRAPHIC_BITMAP ) || ( rObj.GetType() == GRAPHIC_GDIMETAFILE ) ) 219 { 220 // create output and fill cache 221 const Size aOutSize( pOut->GetOutputSizePixel() ); 222 223 if( rObj.IsAnimated() || ( pOut->GetOutDevType() == OUTDEV_PRINTER ) || 224 ( !( nFlags & GRFMGR_DRAW_NO_SUBSTITUTE ) && 225 ( ( nFlags & GRFMGR_DRAW_SUBSTITUTE ) || 226 !( nFlags & GRFMGR_DRAW_CACHED ) || 227 ( pOut->GetConnectMetaFile() && !pOut->IsOutputEnabled() ) ) ) ) 228 { 229 // simple output of transformed graphic 230 const Graphic aGraphic( rObj.GetTransformedGraphic( &rAttr ) ); 231 232 if( aGraphic.IsSupportedGraphic() ) 233 { 234 const sal_uInt16 nRot10 = rAttr.GetRotation() % 3600; 235 236 if( nRot10 ) 237 { 238 Polygon aPoly( Rectangle( aPt, aSz ) ); 239 240 aPoly.Rotate( aPt, nRot10 ); 241 const Rectangle aRotBoundRect( aPoly.GetBoundRect() ); 242 aPt = aRotBoundRect.TopLeft(); 243 aSz = aRotBoundRect.GetSize(); 244 } 245 246 aGraphic.Draw( pOut, aPt, aSz ); 247 } 248 249 bRet = sal_True; 250 } 251 252 if( !bRet ) 253 { 254 // cached/direct drawing 255 if( !mpCache->DrawDisplayCacheObj( pOut, aPt, aSz, rObj, rAttr ) ) 256 bRet = ImplDraw( pOut, aPt, aSz, rObj, rAttr, nFlags, rCached ); 257 else 258 bRet = rCached = sal_True; 259 } 260 } 261 262 return bRet; 263 } 264 265 // ----------------------------------------------------------------------------- 266 267 void GraphicManager::ImplRegisterObj( const GraphicObject& rObj, Graphic& rSubstitute, 268 const ByteString* pID, const GraphicObject* pCopyObj ) 269 { 270 maObjList.Insert( (void*) &rObj, LIST_APPEND ); 271 mpCache->AddGraphicObject( rObj, rSubstitute, pID, pCopyObj ); 272 } 273 274 // ----------------------------------------------------------------------------- 275 276 void GraphicManager::ImplUnregisterObj( const GraphicObject& rObj ) 277 { 278 mpCache->ReleaseGraphicObject( rObj ); 279 maObjList.Remove( (void*) &rObj ); 280 } 281 282 // ----------------------------------------------------------------------------- 283 284 void GraphicManager::ImplGraphicObjectWasSwappedOut( const GraphicObject& rObj ) 285 { 286 mpCache->GraphicObjectWasSwappedOut( rObj ); 287 } 288 289 // ----------------------------------------------------------------------------- 290 291 ByteString GraphicManager::ImplGetUniqueID( const GraphicObject& rObj ) const 292 { 293 return mpCache->GetUniqueID( rObj ); 294 } 295 296 // ----------------------------------------------------------------------------- 297 298 sal_Bool GraphicManager::ImplFillSwappedGraphicObject( const GraphicObject& rObj, Graphic& rSubstitute ) 299 { 300 return( mpCache->FillSwappedGraphicObject( rObj, rSubstitute ) ); 301 } 302 303 // ----------------------------------------------------------------------------- 304 305 void GraphicManager::ImplGraphicObjectWasSwappedIn( const GraphicObject& rObj ) 306 { 307 mpCache->GraphicObjectWasSwappedIn( rObj ); 308 } 309 310 // ----------------------------------------------------------------------------- 311 312 sal_Bool GraphicManager::ImplDraw( OutputDevice* pOut, const Point& rPt, 313 const Size& rSz, GraphicObject& rObj, 314 const GraphicAttr& rAttr, 315 const sal_uLong nFlags, sal_Bool& rCached ) 316 { 317 const Graphic& rGraphic = rObj.GetGraphic(); 318 sal_Bool bRet = sal_False; 319 320 if( rGraphic.IsSupportedGraphic() && !rGraphic.IsSwapOut() ) 321 { 322 if( GRAPHIC_BITMAP == rGraphic.GetType() ) 323 { 324 const BitmapEx aSrcBmpEx( rGraphic.GetBitmapEx() ); 325 326 // #i46805# No point in caching a bitmap that is rendered 327 // via RectFill on the OutDev 328 if( !(pOut->GetDrawMode() & ( DRAWMODE_BLACKBITMAP | DRAWMODE_WHITEBITMAP )) && 329 mpCache->IsDisplayCacheable( pOut, rPt, rSz, rObj, rAttr ) ) 330 { 331 BitmapEx aDstBmpEx; 332 333 if( ImplCreateOutput( pOut, rPt, rSz, aSrcBmpEx, rAttr, nFlags, &aDstBmpEx ) ) 334 { 335 rCached = mpCache->CreateDisplayCacheObj( pOut, rPt, rSz, rObj, rAttr, aDstBmpEx ); 336 bRet = sal_True; 337 } 338 } 339 340 if( !bRet ) 341 bRet = ImplCreateOutput( pOut, rPt, rSz, aSrcBmpEx, rAttr, nFlags ); 342 } 343 else 344 { 345 const GDIMetaFile& rSrcMtf = rGraphic.GetGDIMetaFile(); 346 347 if( mpCache->IsDisplayCacheable( pOut, rPt, rSz, rObj, rAttr ) ) 348 { 349 GDIMetaFile aDstMtf; 350 BitmapEx aContainedBmpEx; 351 352 if( ImplCreateOutput( pOut, rPt, rSz, rSrcMtf, rAttr, nFlags, aDstMtf, aContainedBmpEx ) ) 353 { 354 if( !!aContainedBmpEx ) 355 { 356 // #117889# Use bitmap output method, if 357 // metafile basically contains only a single 358 // bitmap 359 BitmapEx aDstBmpEx; 360 361 if( ImplCreateOutput( pOut, rPt, rSz, aContainedBmpEx, rAttr, nFlags, &aDstBmpEx ) ) 362 { 363 rCached = mpCache->CreateDisplayCacheObj( pOut, rPt, rSz, rObj, rAttr, aDstBmpEx ); 364 bRet = sal_True; 365 } 366 } 367 else 368 { 369 rCached = mpCache->CreateDisplayCacheObj( pOut, rPt, rSz, rObj, rAttr, aDstMtf ); 370 bRet = sal_True; 371 } 372 } 373 } 374 375 if( !bRet ) 376 { 377 const Graphic aGraphic( rObj.GetTransformedGraphic( &rAttr ) ); 378 379 if( aGraphic.IsSupportedGraphic() ) 380 { 381 aGraphic.Draw( pOut, rPt, rSz ); 382 bRet = sal_True; 383 } 384 } 385 } 386 } 387 388 return bRet; 389 } 390 391 // ----------------------------------------------------------------------------- 392 393 sal_Bool GraphicManager::ImplCreateOutput( OutputDevice* pOut, 394 const Point& rPt, const Size& rSz, 395 const BitmapEx& rBmpEx, const GraphicAttr& rAttr, 396 const sal_uLong nFlags, BitmapEx* pBmpEx ) 397 { 398 sal_uInt16 nRot10 = rAttr.GetRotation() % 3600; 399 Point aOutPtPix; 400 Size aOutSzPix; 401 Size aUnrotatedSzPix( pOut->LogicToPixel( rSz ) ); 402 sal_Bool bRet = sal_False; 403 404 if( nRot10 ) 405 { 406 Polygon aPoly( Rectangle( rPt, rSz ) ); 407 408 aPoly.Rotate( rPt, nRot10 ); 409 const Rectangle aRotBoundRect( aPoly.GetBoundRect() ); 410 aOutPtPix = pOut->LogicToPixel( aRotBoundRect.TopLeft() ); 411 aOutSzPix = pOut->LogicToPixel( aRotBoundRect.GetSize() ); 412 } 413 else 414 { 415 aOutPtPix = pOut->LogicToPixel( rPt ); 416 aOutSzPix = aUnrotatedSzPix; 417 } 418 419 if( aUnrotatedSzPix.Width() && aUnrotatedSzPix.Height() ) 420 { 421 BitmapEx aBmpEx( rBmpEx ); 422 BitmapEx aOutBmpEx; 423 Point aOutPt; 424 Size aOutSz; 425 const Size& rBmpSzPix = rBmpEx.GetSizePixel(); 426 const long nW = rBmpSzPix.Width(); 427 const long nH = rBmpSzPix.Height(); 428 const long nNewW = aUnrotatedSzPix.Width(); 429 const long nNewH = aUnrotatedSzPix.Height(); 430 double fTmp; 431 long* pMapIX = new long[ nNewW ]; 432 long* pMapFX = new long[ nNewW ]; 433 long* pMapIY = new long[ nNewH ]; 434 long* pMapFY = new long[ nNewH ]; 435 long nStartX = -1, nStartY = -1, nEndX = -1, nEndY = -1; 436 long nX, nY, nTmp, nTmpX, nTmpY; 437 sal_Bool bHMirr = ( rAttr.GetMirrorFlags() & BMP_MIRROR_HORZ ) != 0; 438 sal_Bool bVMirr = ( rAttr.GetMirrorFlags() & BMP_MIRROR_VERT ) != 0; 439 440 if( nFlags & GRFMGR_DRAW_BILINEAR ) 441 { 442 const double fRevScaleX = ( nNewW > 1L ) ? ( (double) ( nW - 1L ) / ( nNewW - 1L ) ) : 0.0; 443 const double fRevScaleY = ( nNewH > 1L ) ? ( (double) ( nH - 1L ) / ( nNewH - 1L ) ) : 0.0; 444 445 // create horizontal mapping table 446 for( nX = 0L, nTmpX = nW - 1L, nTmp = nW - 2L; nX < nNewW; nX++ ) 447 { 448 fTmp = nX * fRevScaleX; 449 450 if( bHMirr ) 451 fTmp = nTmpX - fTmp; 452 453 pMapFX[ nX ] = (long) ( ( fTmp - ( pMapIX[ nX ] = MinMax( (long) fTmp, 0, nTmp ) ) ) * 1048576. ); 454 } 455 456 // create vertical mapping table 457 for( nY = 0L, nTmpY = nH - 1L, nTmp = nH - 2L; nY < nNewH; nY++ ) 458 { 459 fTmp = nY * fRevScaleY; 460 461 if( bVMirr ) 462 fTmp = nTmpY - fTmp; 463 464 pMapFY[ nY ] = (long) ( ( fTmp - ( pMapIY[ nY ] = MinMax( (long) fTmp, 0, nTmp ) ) ) * 1048576. ); 465 } 466 } 467 else 468 { 469 // #98290# Use a different mapping for non-interpolating mode, to avoid missing rows/columns 470 const double fRevScaleX = ( nNewW > 1L ) ? ( (double) nW / nNewW ) : 0.0; 471 const double fRevScaleY = ( nNewH > 1L ) ? ( (double) nH / nNewH ) : 0.0; 472 473 // create horizontal mapping table 474 for( nX = 0L, nTmpX = nW - 1L, nTmp = nW - 2L; nX < nNewW; nX++ ) 475 { 476 fTmp = nX * fRevScaleX; 477 478 if( bHMirr ) 479 fTmp = nTmpX - fTmp; 480 481 // #98290# Do not use round to zero, otherwise last column will be missing 482 pMapIX[ nX ] = MinMax( (long) fTmp, 0, nTmp ); 483 pMapFX[ nX ] = fTmp >= nTmp+1 ? 1048576 : 0; 484 } 485 486 // create vertical mapping table 487 for( nY = 0L, nTmpY = nH - 1L, nTmp = nH - 2L; nY < nNewH; nY++ ) 488 { 489 fTmp = nY * fRevScaleY; 490 491 if( bVMirr ) 492 fTmp = nTmpY - fTmp; 493 494 // #98290# Do not use round to zero, otherwise last row will be missing 495 pMapIY[ nY ] = MinMax( (long) fTmp, 0, nTmp ); 496 pMapFY[ nY ] = fTmp >= nTmp+1 ? 1048576 : 0; 497 } 498 } 499 500 // calculate output sizes 501 if( !pBmpEx ) 502 { 503 Point aPt; 504 Rectangle aOutRect( aPt, pOut->GetOutputSizePixel() ); 505 Rectangle aBmpRect( aOutPtPix, aOutSzPix ); 506 507 if( pOut->GetOutDevType() == OUTDEV_WINDOW ) 508 { 509 const Region aPaintRgn( ( (Window*) pOut )->GetPaintRegion() ); 510 if( !aPaintRgn.IsNull() ) 511 aOutRect.Intersection( pOut->LogicToPixel( aPaintRgn.GetBoundRect() ) ); 512 } 513 514 aOutRect.Intersection( aBmpRect ); 515 516 if( !aOutRect.IsEmpty() ) 517 { 518 aOutPt = pOut->PixelToLogic( aOutRect.TopLeft() ); 519 aOutSz = pOut->PixelToLogic( aOutRect.GetSize() ); 520 nStartX = aOutRect.Left() - aBmpRect.Left(); 521 nStartY = aOutRect.Top() - aBmpRect.Top(); 522 nEndX = aOutRect.Right() - aBmpRect.Left(); 523 nEndY = aOutRect.Bottom() - aBmpRect.Top(); 524 } 525 else 526 nStartX = -1L; // invalid 527 } 528 else 529 { 530 aOutPt = pOut->PixelToLogic( aOutPtPix ); 531 aOutSz = pOut->PixelToLogic( aOutSzPix ); 532 nStartX = nStartY = 0; 533 nEndX = aOutSzPix.Width() - 1L; 534 nEndY = aOutSzPix.Height() - 1L; 535 } 536 537 // do transformation 538 if( nStartX >= 0L ) 539 { 540 const sal_Bool bSimple = ( 1 == nW || 1 == nH ); 541 542 if( nRot10 ) 543 { 544 if( bSimple ) 545 { 546 bRet = ( aOutBmpEx = aBmpEx ).Scale( aUnrotatedSzPix ); 547 548 if( bRet ) 549 aOutBmpEx.Rotate( nRot10, COL_TRANSPARENT ); 550 } 551 else 552 { 553 bRet = ImplCreateRotatedScaled( aBmpEx, 554 nRot10, aOutSzPix, aUnrotatedSzPix, 555 pMapIX, pMapFX, pMapIY, pMapFY, nStartX, nEndX, nStartY, nEndY, 556 aOutBmpEx ); 557 } 558 } 559 else 560 { 561 // #105229# Don't scale if output size equals bitmap size 562 // #107226# Copy through only if we're not mirroring 563 if( !bHMirr && !bVMirr && aOutSzPix == rBmpSzPix ) 564 { 565 // #107226# Use original dimensions when just copying through 566 aOutPt = pOut->PixelToLogic( aOutPtPix ); 567 aOutSz = pOut->PixelToLogic( aOutSzPix ); 568 aOutBmpEx = aBmpEx; 569 bRet = sal_True; 570 } 571 else 572 { 573 if( bSimple ) 574 bRet = ( aOutBmpEx = aBmpEx ).Scale( Size( nEndX - nStartX + 1, nEndY - nStartY + 1 ) ); 575 else 576 { 577 bRet = ImplCreateScaled( aBmpEx, 578 pMapIX, pMapFX, pMapIY, pMapFY, 579 nStartX, nEndX, nStartY, nEndY, 580 aOutBmpEx ); 581 } 582 } 583 } 584 585 if( bRet ) 586 { 587 // attribute adjustment if neccessary 588 if( rAttr.IsSpecialDrawMode() || rAttr.IsAdjusted() || rAttr.IsTransparent() ) 589 ImplAdjust( aOutBmpEx, rAttr, ADJUSTMENT_DRAWMODE | ADJUSTMENT_COLORS | ADJUSTMENT_TRANSPARENCY ); 590 591 // OutDev adjustment if neccessary 592 if( pOut->GetOutDevType() != OUTDEV_PRINTER && pOut->GetBitCount() <= 8 && aOutBmpEx.GetBitCount() >= 8 ) 593 aOutBmpEx.Dither( BMP_DITHER_MATRIX ); 594 } 595 } 596 597 // delete lookup tables 598 delete[] pMapIX; 599 delete[] pMapFX; 600 delete[] pMapIY; 601 delete[] pMapFY; 602 603 // create output 604 if( bRet ) 605 { 606 if( !pBmpEx ) 607 pOut->DrawBitmapEx( aOutPt, aOutSz, aOutBmpEx ); 608 else 609 { 610 if( !rAttr.IsTransparent() && !aOutBmpEx.IsAlpha() ) 611 aOutBmpEx = BitmapEx( aOutBmpEx.GetBitmap().CreateDisplayBitmap( pOut ), aOutBmpEx.GetMask() ); 612 613 pOut->DrawBitmapEx( aOutPt, aOutSz, *pBmpEx = aOutBmpEx ); 614 } 615 } 616 } 617 618 return bRet; 619 } 620 621 // ----------------------------------------------------------------------------- 622 623 sal_Bool GraphicManager::ImplCreateOutput( OutputDevice* pOut, 624 const Point& rPt, const Size& rSz, 625 const GDIMetaFile& rMtf, const GraphicAttr& rAttr, 626 const sal_uLong /*nFlags*/, GDIMetaFile& rOutMtf, BitmapEx& rOutBmpEx ) 627 { 628 const Size aNewSize( rMtf.GetPrefSize() ); 629 630 rOutMtf = rMtf; 631 632 // #117889# count bitmap actions, and flag actions that paint, but 633 // are no bitmaps. 634 sal_Int32 nNumBitmaps(0); 635 bool bNonBitmapActionEncountered(false); 636 if( aNewSize.Width() && aNewSize.Height() && rSz.Width() && rSz.Height() ) 637 { 638 const double fGrfWH = (double) aNewSize.Width() / aNewSize.Height(); 639 const double fOutWH = (double) rSz.Width() / rSz.Height(); 640 641 const double fScaleX = fOutWH / fGrfWH; 642 const double fScaleY = 1.0; 643 644 const MapMode& rPrefMapMode( rMtf.GetPrefMapMode() ); 645 const Size& rSizePix( pOut->LogicToPixel( aNewSize, 646 rPrefMapMode ) ); 647 648 // taking care of font width default if scaling metafile. 649 // #117889# use existing metafile scan, to determine whether 650 // the metafile basically displays a single bitmap. Note that 651 // the solution, as implemented here, is quite suboptimal (the 652 // cases where a mtf consisting basically of a single bitmap, 653 // that fail to pass the test below, are probably frequent). A 654 // better solution would involve FSAA, but that's currently 655 // expensive, and might trigger bugs on display drivers, if 656 // VDevs get bigger than the actual screen. 657 sal_uInt32 nCurPos; 658 MetaAction* pAct; 659 for( nCurPos = 0, pAct = (MetaAction*)rOutMtf.FirstAction(); pAct; 660 pAct = (MetaAction*)rOutMtf.NextAction(), nCurPos++ ) 661 { 662 MetaAction* pModAct = NULL; 663 switch( pAct->GetType() ) 664 { 665 case META_FONT_ACTION: 666 { 667 MetaFontAction* pA = (MetaFontAction*)pAct; 668 Font aFont( pA->GetFont() ); 669 if ( !aFont.GetWidth() ) 670 { 671 FontMetric aFontMetric( pOut->GetFontMetric( aFont ) ); 672 aFont.SetWidth( aFontMetric.GetWidth() ); 673 pModAct = new MetaFontAction( aFont ); 674 } 675 } 676 // FALLTHROUGH intended 677 case META_NULL_ACTION: 678 // FALLTHROUGH intended 679 680 // OutDev state changes (which don't affect bitmap 681 // output) 682 case META_LINECOLOR_ACTION: 683 // FALLTHROUGH intended 684 case META_FILLCOLOR_ACTION: 685 // FALLTHROUGH intended 686 case META_TEXTCOLOR_ACTION: 687 // FALLTHROUGH intended 688 case META_TEXTFILLCOLOR_ACTION: 689 // FALLTHROUGH intended 690 case META_TEXTALIGN_ACTION: 691 // FALLTHROUGH intended 692 case META_TEXTLINECOLOR_ACTION: 693 // FALLTHROUGH intended 694 case META_TEXTLINE_ACTION: 695 // FALLTHROUGH intended 696 case META_PUSH_ACTION: 697 // FALLTHROUGH intended 698 case META_POP_ACTION: 699 // FALLTHROUGH intended 700 case META_LAYOUTMODE_ACTION: 701 // FALLTHROUGH intended 702 case META_TEXTLANGUAGE_ACTION: 703 // FALLTHROUGH intended 704 case META_COMMENT_ACTION: 705 break; 706 707 // bitmap output methods 708 case META_BMP_ACTION: 709 if( !nNumBitmaps && !bNonBitmapActionEncountered ) 710 { 711 MetaBmpAction* pAction = (MetaBmpAction*)pAct; 712 713 rOutBmpEx = BitmapEx( pAction->GetBitmap() ); 714 muckWithBitmap( pOut->LogicToPixel( pAction->GetPoint(), 715 rPrefMapMode ), 716 pAction->GetBitmap().GetSizePixel(), 717 rSizePix, 718 bNonBitmapActionEncountered ); 719 ++nNumBitmaps; 720 } 721 break; 722 723 case META_BMPSCALE_ACTION: 724 if( !nNumBitmaps && !bNonBitmapActionEncountered ) 725 { 726 MetaBmpScaleAction* pAction = (MetaBmpScaleAction*)pAct; 727 728 rOutBmpEx = BitmapEx( pAction->GetBitmap() ); 729 muckWithBitmap( pOut->LogicToPixel( pAction->GetPoint(), 730 rPrefMapMode ), 731 pOut->LogicToPixel( pAction->GetSize(), 732 rPrefMapMode ), 733 rSizePix, 734 bNonBitmapActionEncountered ); 735 ++nNumBitmaps; 736 } 737 break; 738 739 case META_BMPSCALEPART_ACTION: 740 if( !nNumBitmaps && !bNonBitmapActionEncountered ) 741 { 742 MetaBmpScalePartAction* pAction = (MetaBmpScalePartAction*)pAct; 743 744 rOutBmpEx = muckWithBitmap( BitmapEx( pAction->GetBitmap() ), 745 pAction->GetSrcPoint(), 746 pAction->GetSrcSize(), 747 pOut->LogicToPixel( pAction->GetDestPoint(), 748 rPrefMapMode ), 749 pOut->LogicToPixel( pAction->GetDestSize(), 750 rPrefMapMode ), 751 rSizePix, 752 bNonBitmapActionEncountered ); 753 ++nNumBitmaps; 754 } 755 break; 756 757 case META_BMPEX_ACTION: 758 if( !nNumBitmaps && !bNonBitmapActionEncountered ) 759 { 760 MetaBmpExAction* pAction = (MetaBmpExAction*)pAct; 761 762 rOutBmpEx = pAction->GetBitmapEx(); 763 muckWithBitmap( pOut->LogicToPixel( pAction->GetPoint(), 764 rPrefMapMode ), 765 pAction->GetBitmapEx().GetSizePixel(), 766 rSizePix, 767 bNonBitmapActionEncountered ); 768 ++nNumBitmaps; 769 } 770 break; 771 772 case META_BMPEXSCALE_ACTION: 773 if( !nNumBitmaps && !bNonBitmapActionEncountered ) 774 { 775 MetaBmpExScaleAction* pAction = (MetaBmpExScaleAction*)pAct; 776 777 rOutBmpEx = pAction->GetBitmapEx(); 778 muckWithBitmap( pOut->LogicToPixel( pAction->GetPoint(), 779 rPrefMapMode ), 780 pOut->LogicToPixel( pAction->GetSize(), 781 rPrefMapMode ), 782 rSizePix, 783 bNonBitmapActionEncountered ); 784 ++nNumBitmaps; 785 } 786 break; 787 788 case META_BMPEXSCALEPART_ACTION: 789 if( !nNumBitmaps && !bNonBitmapActionEncountered ) 790 { 791 MetaBmpExScalePartAction* pAction = (MetaBmpExScalePartAction*)pAct; 792 793 rOutBmpEx = muckWithBitmap( pAction->GetBitmapEx(), 794 pAction->GetSrcPoint(), 795 pAction->GetSrcSize(), 796 pOut->LogicToPixel( pAction->GetDestPoint(), 797 rPrefMapMode ), 798 pOut->LogicToPixel( pAction->GetDestSize(), 799 rPrefMapMode ), 800 rSizePix, 801 bNonBitmapActionEncountered ); 802 ++nNumBitmaps; 803 } 804 break; 805 806 // these actions actually output something (that's 807 // different from a bitmap) 808 case META_RASTEROP_ACTION: 809 if( ((MetaRasterOpAction*)pAct)->GetRasterOp() == ROP_OVERPAINT ) 810 break; 811 // FALLTHROUGH intended 812 case META_PIXEL_ACTION: 813 // FALLTHROUGH intended 814 case META_POINT_ACTION: 815 // FALLTHROUGH intended 816 case META_LINE_ACTION: 817 // FALLTHROUGH intended 818 case META_RECT_ACTION: 819 // FALLTHROUGH intended 820 case META_ROUNDRECT_ACTION: 821 // FALLTHROUGH intended 822 case META_ELLIPSE_ACTION: 823 // FALLTHROUGH intended 824 case META_ARC_ACTION: 825 // FALLTHROUGH intended 826 case META_PIE_ACTION: 827 // FALLTHROUGH intended 828 case META_CHORD_ACTION: 829 // FALLTHROUGH intended 830 case META_POLYLINE_ACTION: 831 // FALLTHROUGH intended 832 case META_POLYGON_ACTION: 833 // FALLTHROUGH intended 834 case META_POLYPOLYGON_ACTION: 835 // FALLTHROUGH intended 836 837 case META_TEXT_ACTION: 838 // FALLTHROUGH intended 839 case META_TEXTARRAY_ACTION: 840 // FALLTHROUGH intended 841 case META_STRETCHTEXT_ACTION: 842 // FALLTHROUGH intended 843 case META_TEXTRECT_ACTION: 844 // FALLTHROUGH intended 845 846 case META_MASK_ACTION: 847 // FALLTHROUGH intended 848 case META_MASKSCALE_ACTION: 849 // FALLTHROUGH intended 850 case META_MASKSCALEPART_ACTION: 851 // FALLTHROUGH intended 852 853 case META_GRADIENT_ACTION: 854 // FALLTHROUGH intended 855 case META_HATCH_ACTION: 856 // FALLTHROUGH intended 857 case META_WALLPAPER_ACTION: 858 // FALLTHROUGH intended 859 860 case META_TRANSPARENT_ACTION: 861 // FALLTHROUGH intended 862 case META_EPS_ACTION: 863 // FALLTHROUGH intended 864 case META_FLOATTRANSPARENT_ACTION: 865 // FALLTHROUGH intended 866 case META_GRADIENTEX_ACTION: 867 // FALLTHROUGH intended 868 869 // OutDev state changes that _do_ affect bitmap 870 // output 871 case META_CLIPREGION_ACTION: 872 // FALLTHROUGH intended 873 case META_ISECTRECTCLIPREGION_ACTION: 874 // FALLTHROUGH intended 875 case META_ISECTREGIONCLIPREGION_ACTION: 876 // FALLTHROUGH intended 877 case META_MOVECLIPREGION_ACTION: 878 // FALLTHROUGH intended 879 880 case META_MAPMODE_ACTION: 881 // FALLTHROUGH intended 882 case META_REFPOINT_ACTION: 883 // FALLTHROUGH intended 884 default: 885 bNonBitmapActionEncountered = true; 886 break; 887 } 888 if ( pModAct ) 889 { 890 rOutMtf.ReplaceAction( pModAct, nCurPos ); 891 pAct->Delete(); 892 } 893 else 894 { 895 if( pAct->GetRefCount() > 1 ) 896 { 897 rOutMtf.ReplaceAction( pModAct = pAct->Clone(), nCurPos ); 898 pAct->Delete(); 899 } 900 else 901 pModAct = pAct; 902 } 903 pModAct->Scale( fScaleX, fScaleY ); 904 } 905 rOutMtf.SetPrefSize( Size( FRound( aNewSize.Width() * fScaleX ), 906 FRound( aNewSize.Height() * fScaleY ) ) ); 907 } 908 909 if( nNumBitmaps != 1 || bNonBitmapActionEncountered ) 910 { 911 if( rAttr.IsSpecialDrawMode() || rAttr.IsAdjusted() || rAttr.IsMirrored() || rAttr.IsRotated() || rAttr.IsTransparent() ) 912 ImplAdjust( rOutMtf, rAttr, ADJUSTMENT_ALL ); 913 914 ImplDraw( pOut, rPt, rSz, rOutMtf, rAttr ); 915 rOutBmpEx = BitmapEx(); 916 } 917 918 return sal_True; 919 } 920 921 // ----------------------------------------------------------------------------- 922 923 sal_Bool GraphicManager::ImplCreateScaled( const BitmapEx& rBmpEx, 924 long* pMapIX, long* pMapFX, long* pMapIY, long* pMapFY, 925 long nStartX, long nEndX, long nStartY, long nEndY, 926 BitmapEx& rOutBmpEx ) 927 { 928 Bitmap aBmp( rBmpEx.GetBitmap() ); 929 Bitmap aOutBmp; 930 BitmapReadAccess* pAcc = aBmp.AcquireReadAccess(); 931 BitmapWriteAccess* pWAcc; 932 BitmapColor aCol0, aCol1, aColRes; 933 const long nDstW = nEndX - nStartX + 1L; 934 const long nDstH = nEndY - nStartY + 1L; 935 long nX, nY, nTmpX, nTmpY, nTmpFX, nTmpFY; 936 long nXDst, nYDst; 937 sal_uInt8 cR0, cG0, cB0, cR1, cG1, cB1; 938 sal_Bool bRet = sal_False; 939 940 DBG_ASSERT( aBmp.GetSizePixel() == rBmpEx.GetSizePixel(), 941 "GraphicManager::ImplCreateScaled(): bmp size inconsistent" ); 942 943 if( pAcc ) 944 { 945 aOutBmp = Bitmap( Size( nDstW, nDstH ), 24 ); 946 pWAcc = aOutBmp.AcquireWriteAccess(); 947 948 if( pWAcc ) 949 { 950 if( pAcc->HasPalette() ) 951 { 952 if( pAcc->GetScanlineFormat() == BMP_FORMAT_8BIT_PAL ) 953 { 954 Scanline pLine0, pLine1; 955 956 for( nY = nStartY, nYDst = 0L; nY <= nEndY; nY++, nYDst++ ) 957 { 958 nTmpY = pMapIY[ nY ]; nTmpFY = pMapFY[ nY ]; 959 pLine0 = pAcc->GetScanline( nTmpY ); 960 pLine1 = pAcc->GetScanline( ++nTmpY ); 961 962 for( nX = nStartX, nXDst = 0L; nX <= nEndX; nX++ ) 963 { 964 nTmpX = pMapIX[ nX ]; nTmpFX = pMapFX[ nX ]; 965 966 const BitmapColor& rCol0 = pAcc->GetPaletteColor( pLine0[ nTmpX ] ); 967 const BitmapColor& rCol2 = pAcc->GetPaletteColor( pLine1[ nTmpX ] ); 968 const BitmapColor& rCol1 = pAcc->GetPaletteColor( pLine0[ ++nTmpX ] ); 969 const BitmapColor& rCol3 = pAcc->GetPaletteColor( pLine1[ nTmpX ] ); 970 971 cR0 = MAP( rCol0.GetRed(), rCol1.GetRed(), nTmpFX ); 972 cG0 = MAP( rCol0.GetGreen(), rCol1.GetGreen(), nTmpFX ); 973 cB0 = MAP( rCol0.GetBlue(), rCol1.GetBlue(), nTmpFX ); 974 975 cR1 = MAP( rCol2.GetRed(), rCol3.GetRed(), nTmpFX ); 976 cG1 = MAP( rCol2.GetGreen(), rCol3.GetGreen(), nTmpFX ); 977 cB1 = MAP( rCol2.GetBlue(), rCol3.GetBlue(), nTmpFX ); 978 979 aColRes.SetRed( MAP( cR0, cR1, nTmpFY ) ); 980 aColRes.SetGreen( MAP( cG0, cG1, nTmpFY ) ); 981 aColRes.SetBlue( MAP( cB0, cB1, nTmpFY ) ); 982 pWAcc->SetPixel( nYDst, nXDst++, aColRes ); 983 } 984 } 985 } 986 else 987 { 988 for( nY = nStartY, nYDst = 0L; nY <= nEndY; nY++, nYDst++ ) 989 { 990 nTmpY = pMapIY[ nY ], nTmpFY = pMapFY[ nY ]; 991 992 for( nX = nStartX, nXDst = 0L; nX <= nEndX; nX++ ) 993 { 994 nTmpX = pMapIX[ nX ]; nTmpFX = pMapFX[ nX ]; 995 996 aCol0 = pAcc->GetPaletteColor( pAcc->GetPixelIndex( nTmpY, nTmpX ) ); 997 aCol1 = pAcc->GetPaletteColor( pAcc->GetPixelIndex( nTmpY, ++nTmpX ) ); 998 cR0 = MAP( aCol0.GetRed(), aCol1.GetRed(), nTmpFX ); 999 cG0 = MAP( aCol0.GetGreen(), aCol1.GetGreen(), nTmpFX ); 1000 cB0 = MAP( aCol0.GetBlue(), aCol1.GetBlue(), nTmpFX ); 1001 1002 aCol1 = pAcc->GetPaletteColor( pAcc->GetPixelIndex( ++nTmpY, nTmpX ) ); 1003 aCol0 = pAcc->GetPaletteColor( pAcc->GetPixelIndex( nTmpY--, --nTmpX ) ); 1004 cR1 = MAP( aCol0.GetRed(), aCol1.GetRed(), nTmpFX ); 1005 cG1 = MAP( aCol0.GetGreen(), aCol1.GetGreen(), nTmpFX ); 1006 cB1 = MAP( aCol0.GetBlue(), aCol1.GetBlue(), nTmpFX ); 1007 1008 aColRes.SetRed( MAP( cR0, cR1, nTmpFY ) ); 1009 aColRes.SetGreen( MAP( cG0, cG1, nTmpFY ) ); 1010 aColRes.SetBlue( MAP( cB0, cB1, nTmpFY ) ); 1011 pWAcc->SetPixel( nYDst, nXDst++, aColRes ); 1012 } 1013 } 1014 } 1015 } 1016 else 1017 { 1018 if( pAcc->GetScanlineFormat() == BMP_FORMAT_24BIT_TC_BGR ) 1019 { 1020 Scanline pLine0, pLine1, pTmp0, pTmp1; 1021 long nOff; 1022 1023 for( nY = nStartY, nYDst = 0L; nY <= nEndY; nY++, nYDst++ ) 1024 { 1025 nTmpY = pMapIY[ nY ]; nTmpFY = pMapFY[ nY ]; 1026 pLine0 = pAcc->GetScanline( nTmpY ); 1027 pLine1 = pAcc->GetScanline( ++nTmpY ); 1028 1029 for( nX = nStartX, nXDst = 0L; nX <= nEndX; nX++ ) 1030 { 1031 nOff = 3L * ( nTmpX = pMapIX[ nX ] ); 1032 nTmpFX = pMapFX[ nX ]; 1033 1034 pTmp1 = ( pTmp0 = pLine0 + nOff ) + 3L; 1035 cB0 = MAP( *pTmp0, *pTmp1, nTmpFX ); pTmp0++; pTmp1++; 1036 cG0 = MAP( *pTmp0, *pTmp1, nTmpFX ); pTmp0++; pTmp1++; 1037 cR0 = MAP( *pTmp0, *pTmp1, nTmpFX ); 1038 1039 pTmp1 = ( pTmp0 = pLine1 + nOff ) + 3L; 1040 cB1 = MAP( *pTmp0, *pTmp1, nTmpFX ); pTmp0++; pTmp1++; 1041 cG1 = MAP( *pTmp0, *pTmp1, nTmpFX ); pTmp0++; pTmp1++; 1042 cR1 = MAP( *pTmp0, *pTmp1, nTmpFX ); 1043 1044 aColRes.SetRed( MAP( cR0, cR1, nTmpFY ) ); 1045 aColRes.SetGreen( MAP( cG0, cG1, nTmpFY ) ); 1046 aColRes.SetBlue( MAP( cB0, cB1, nTmpFY ) ); 1047 pWAcc->SetPixel( nYDst, nXDst++, aColRes ); 1048 } 1049 } 1050 } 1051 else if( pAcc->GetScanlineFormat() == BMP_FORMAT_24BIT_TC_RGB ) 1052 { 1053 Scanline pLine0, pLine1, pTmp0, pTmp1; 1054 long nOff; 1055 1056 for( nY = nStartY, nYDst = 0L; nY <= nEndY; nY++, nYDst++ ) 1057 { 1058 nTmpY = pMapIY[ nY ]; nTmpFY = pMapFY[ nY ]; 1059 pLine0 = pAcc->GetScanline( nTmpY ); 1060 pLine1 = pAcc->GetScanline( ++nTmpY ); 1061 1062 for( nX = nStartX, nXDst = 0L; nX <= nEndX; nX++ ) 1063 { 1064 nOff = 3L * ( nTmpX = pMapIX[ nX ] ); 1065 nTmpFX = pMapFX[ nX ]; 1066 1067 pTmp1 = ( pTmp0 = pLine0 + nOff ) + 3L; 1068 cR0 = MAP( *pTmp0, *pTmp1, nTmpFX ); pTmp0++; pTmp1++; 1069 cG0 = MAP( *pTmp0, *pTmp1, nTmpFX ); pTmp0++; pTmp1++; 1070 cB0 = MAP( *pTmp0, *pTmp1, nTmpFX ); 1071 1072 pTmp1 = ( pTmp0 = pLine1 + nOff ) + 3L; 1073 cR1 = MAP( *pTmp0, *pTmp1, nTmpFX ); pTmp0++; pTmp1++; 1074 cG1 = MAP( *pTmp0, *pTmp1, nTmpFX ); pTmp0++; pTmp1++; 1075 cB1 = MAP( *pTmp0, *pTmp1, nTmpFX ); 1076 1077 aColRes.SetRed( MAP( cR0, cR1, nTmpFY ) ); 1078 aColRes.SetGreen( MAP( cG0, cG1, nTmpFY ) ); 1079 aColRes.SetBlue( MAP( cB0, cB1, nTmpFY ) ); 1080 pWAcc->SetPixel( nYDst, nXDst++, aColRes ); 1081 } 1082 } 1083 } 1084 else 1085 { 1086 for( nY = nStartY, nYDst = 0L; nY <= nEndY; nY++, nYDst++ ) 1087 { 1088 nTmpY = pMapIY[ nY ]; nTmpFY = pMapFY[ nY ]; 1089 1090 for( nX = nStartX, nXDst = 0L; nX <= nEndX; nX++ ) 1091 { 1092 nTmpX = pMapIX[ nX ]; nTmpFX = pMapFX[ nX ]; 1093 1094 aCol0 = pAcc->GetPixel( nTmpY, nTmpX ); 1095 aCol1 = pAcc->GetPixel( nTmpY, ++nTmpX ); 1096 cR0 = MAP( aCol0.GetRed(), aCol1.GetRed(), nTmpFX ); 1097 cG0 = MAP( aCol0.GetGreen(), aCol1.GetGreen(), nTmpFX ); 1098 cB0 = MAP( aCol0.GetBlue(), aCol1.GetBlue(), nTmpFX ); 1099 1100 aCol1 = pAcc->GetPixel( ++nTmpY, nTmpX ); 1101 aCol0 = pAcc->GetPixel( nTmpY--, --nTmpX ); 1102 cR1 = MAP( aCol0.GetRed(), aCol1.GetRed(), nTmpFX ); 1103 cG1 = MAP( aCol0.GetGreen(), aCol1.GetGreen(), nTmpFX ); 1104 cB1 = MAP( aCol0.GetBlue(), aCol1.GetBlue(), nTmpFX ); 1105 1106 aColRes.SetRed( MAP( cR0, cR1, nTmpFY ) ); 1107 aColRes.SetGreen( MAP( cG0, cG1, nTmpFY ) ); 1108 aColRes.SetBlue( MAP( cB0, cB1, nTmpFY ) ); 1109 pWAcc->SetPixel( nYDst, nXDst++, aColRes ); 1110 } 1111 } 1112 } 1113 } 1114 1115 aOutBmp.ReleaseAccess( pWAcc ); 1116 bRet = sal_True; 1117 } 1118 1119 aBmp.ReleaseAccess( pAcc ); 1120 } 1121 1122 if( bRet && rBmpEx.IsTransparent() ) 1123 { 1124 bRet = sal_False; 1125 1126 if( rBmpEx.IsAlpha() ) 1127 { 1128 DBG_ASSERT( rBmpEx.GetAlpha().GetSizePixel() == rBmpEx.GetSizePixel(), 1129 "GraphicManager::ImplCreateScaled(): alpha mask size inconsistent" ); 1130 1131 AlphaMask aAlpha( rBmpEx.GetAlpha() ); 1132 AlphaMask aOutAlpha; 1133 1134 pAcc = aAlpha.AcquireReadAccess(); 1135 1136 if( pAcc ) 1137 { 1138 aOutAlpha = AlphaMask( Size( nDstW, nDstH ) ); 1139 pWAcc = aOutAlpha.AcquireWriteAccess(); 1140 1141 if( pWAcc ) 1142 { 1143 if( pAcc->GetScanlineFormat() == BMP_FORMAT_8BIT_PAL && 1144 pWAcc->GetScanlineFormat() == BMP_FORMAT_8BIT_PAL ) 1145 { 1146 Scanline pLine0, pLine1, pLineW; 1147 1148 for( nY = nStartY, nYDst = 0L; nY <= nEndY; nY++, nYDst++ ) 1149 { 1150 nTmpY = pMapIY[ nY ]; nTmpFY = pMapFY[ nY ]; 1151 pLine0 = pAcc->GetScanline( nTmpY ); 1152 pLine1 = pAcc->GetScanline( ++nTmpY ); 1153 pLineW = pWAcc->GetScanline( nYDst ); 1154 1155 for( nX = nStartX, nXDst = 0L; nX <= nEndX; nX++, nXDst++ ) 1156 { 1157 nTmpX = pMapIX[ nX ]; nTmpFX = pMapFX[ nX ]; 1158 1159 const long nAlpha0 = pLine0[ nTmpX ]; 1160 const long nAlpha2 = pLine1[ nTmpX ]; 1161 const long nAlpha1 = pLine0[ ++nTmpX ]; 1162 const long nAlpha3 = pLine1[ nTmpX ]; 1163 const long n0 = MAP( nAlpha0, nAlpha1, nTmpFX ); 1164 const long n1 = MAP( nAlpha2, nAlpha3, nTmpFX ); 1165 1166 *pLineW++ = MAP( n0, n1, nTmpFY ); 1167 } 1168 } 1169 } 1170 else 1171 { 1172 BitmapColor aAlphaValue( 0 ); 1173 1174 for( nY = nStartY, nYDst = 0L; nY <= nEndY; nY++, nYDst++ ) 1175 { 1176 nTmpY = pMapIY[ nY ], nTmpFY = pMapFY[ nY ]; 1177 1178 for( nX = nStartX, nXDst = 0L; nX <= nEndX; nX++ ) 1179 { 1180 nTmpX = pMapIX[ nX ]; nTmpFX = pMapFX[ nX ]; 1181 1182 long nAlpha0 = pAcc->GetPixel( nTmpY, nTmpX ).GetIndex(); 1183 long nAlpha1 = pAcc->GetPixel( nTmpY, ++nTmpX ).GetIndex(); 1184 const long n0 = MAP( nAlpha0, nAlpha1, nTmpFX ); 1185 1186 nAlpha1 = pAcc->GetPixel( ++nTmpY, nTmpX ).GetIndex(); 1187 nAlpha0 = pAcc->GetPixel( nTmpY--, --nTmpX ).GetIndex(); 1188 const long n1 = MAP( nAlpha0, nAlpha1, nTmpFX ); 1189 1190 aAlphaValue.SetIndex( MAP( n0, n1, nTmpFY ) ); 1191 pWAcc->SetPixel( nYDst, nXDst++, aAlphaValue ); 1192 } 1193 } 1194 } 1195 1196 aOutAlpha.ReleaseAccess( pWAcc ); 1197 bRet = sal_True; 1198 } 1199 1200 aAlpha.ReleaseAccess( pAcc ); 1201 1202 if( bRet ) 1203 rOutBmpEx = BitmapEx( aOutBmp, aOutAlpha ); 1204 } 1205 } 1206 else 1207 { 1208 DBG_ASSERT( rBmpEx.GetMask().GetSizePixel() == rBmpEx.GetSizePixel(), 1209 "GraphicManager::ImplCreateScaled(): mask size inconsistent" ); 1210 1211 Bitmap aMsk( rBmpEx.GetMask() ); 1212 Bitmap aOutMsk; 1213 1214 pAcc = aMsk.AcquireReadAccess(); 1215 1216 if( pAcc ) 1217 { 1218 // #i40115# Use the same palette for destination 1219 // bitmap. Otherwise, we'd have to color-map even the 1220 // case below, when both masks are one bit deep. 1221 if( pAcc->HasPalette() ) 1222 aOutMsk = Bitmap( Size( nDstW, nDstH ), 1223 1, 1224 &pAcc->GetPalette() ); 1225 else 1226 aOutMsk = Bitmap( Size( nDstW, nDstH ), 1 ); 1227 1228 pWAcc = aOutMsk.AcquireWriteAccess(); 1229 1230 if( pWAcc ) 1231 { 1232 long* pMapLX = new long[ nDstW ]; 1233 long* pMapLY = new long[ nDstH ]; 1234 1235 // create new horizontal mapping table 1236 for( nX = 0UL, nTmpX = nStartX; nX < nDstW; nTmpX++ ) 1237 pMapLX[ nX++ ] = FRound( (double) pMapIX[ nTmpX ] + pMapFX[ nTmpX ] / 1048576. ); 1238 1239 // create new vertical mapping table 1240 for( nY = 0UL, nTmpY = nStartY; nY < nDstH; nTmpY++ ) 1241 pMapLY[ nY++ ] = FRound( (double) pMapIY[ nTmpY ] + pMapFY[ nTmpY ] / 1048576. ); 1242 1243 // do normal scaling 1244 if( pAcc->GetScanlineFormat() == BMP_FORMAT_1BIT_MSB_PAL && 1245 pWAcc->GetScanlineFormat() == BMP_FORMAT_1BIT_MSB_PAL ) 1246 { 1247 // optimized 1248 for( nY = 0; nY < nDstH; nY++ ) 1249 { 1250 Scanline pSrc = pAcc->GetScanline( pMapLY[ nY ] ); 1251 Scanline pDst = pWAcc->GetScanline( nY ); 1252 1253 for( nX = 0L; nX < nDstW; nX++ ) 1254 { 1255 const long nSrcX = pMapLX[ nX ]; 1256 1257 if( pSrc[ nSrcX >> 3 ] & ( 1 << ( 7 - ( nSrcX & 7 ) ) ) ) 1258 pDst[ nX >> 3 ] |= 1 << ( 7 - ( nX & 7 ) ); 1259 else 1260 pDst[ nX >> 3 ] &= ~( 1 << ( 7 - ( nX & 7 ) ) ); 1261 } 1262 } 1263 } 1264 else 1265 { 1266 const BitmapColor aB( pAcc->GetBestMatchingColor( Color( COL_BLACK ) ) ); 1267 const BitmapColor aWB( pWAcc->GetBestMatchingColor( Color( COL_BLACK ) ) ); 1268 const BitmapColor aWW( pWAcc->GetBestMatchingColor( Color( COL_WHITE ) ) ); 1269 1270 if( pAcc->HasPalette() ) 1271 { 1272 for( nY = 0L; nY < nDstH; nY++ ) 1273 { 1274 for( nX = 0L; nX < nDstW; nX++ ) 1275 { 1276 if( pAcc->GetPaletteColor( pAcc->GetPixelIndex( pMapLY[ nY ], pMapLX[ nX ] ) ) == aB ) 1277 pWAcc->SetPixel( nY, nX, aWB ); 1278 else 1279 pWAcc->SetPixel( nY, nX, aWW ); 1280 } 1281 } 1282 } 1283 else 1284 { 1285 for( nY = 0L; nY < nDstH; nY++ ) 1286 { 1287 for( nX = 0L; nX < nDstW; nX++ ) 1288 { 1289 if( pAcc->GetPixel( pMapLY[ nY ], pMapLX[ nX ] ) == aB ) 1290 pWAcc->SetPixel( nY, nX, aWB ); 1291 else 1292 pWAcc->SetPixel( nY, nX, aWW ); 1293 } 1294 } 1295 } 1296 } 1297 1298 delete[] pMapLX; 1299 delete[] pMapLY; 1300 aOutMsk.ReleaseAccess( pWAcc ); 1301 bRet = sal_True; 1302 } 1303 1304 aMsk.ReleaseAccess( pAcc ); 1305 1306 if( bRet ) 1307 rOutBmpEx = BitmapEx( aOutBmp, aOutMsk ); 1308 } 1309 } 1310 1311 if( !bRet ) 1312 rOutBmpEx = aOutBmp; 1313 } 1314 else 1315 rOutBmpEx = aOutBmp; 1316 1317 return bRet; 1318 } 1319 1320 // ----------------------------------------------------------------------------- 1321 1322 sal_Bool GraphicManager::ImplCreateRotatedScaled( const BitmapEx& rBmpEx, 1323 sal_uInt16 nRot10, const Size& /*rOutSzPix*/, const Size& rUnrotatedSzPix, 1324 long* pMapIX, long* pMapFX, long* pMapIY, long* pMapFY, 1325 long nStartX, long nEndX, long nStartY, long nEndY, 1326 BitmapEx& rOutBmpEx ) 1327 { 1328 Point aPt; 1329 Bitmap aBmp( rBmpEx.GetBitmap() ); 1330 Bitmap aOutBmp; 1331 BitmapReadAccess* pAcc = aBmp.AcquireReadAccess(); 1332 BitmapWriteAccess* pWAcc; 1333 Polygon aPoly( Rectangle( aPt, rUnrotatedSzPix ) ); aPoly.Rotate( Point(), nRot10 ); 1334 Rectangle aNewBound( aPoly.GetBoundRect() ); 1335 const double fCosAngle = cos( nRot10 * F_PI1800 ), fSinAngle = sin( nRot10 * F_PI1800 ); 1336 double fTmp; 1337 const long nDstW = nEndX - nStartX + 1L; 1338 const long nDstH = nEndY - nStartY + 1L; 1339 const long nUnRotW = rUnrotatedSzPix.Width(); 1340 const long nUnRotH = rUnrotatedSzPix.Height(); 1341 long* pCosX = new long[ nDstW ]; 1342 long* pSinX = new long[ nDstW ]; 1343 long* pCosY = new long[ nDstH ]; 1344 long* pSinY = new long[ nDstH ]; 1345 long nX, nY, nTmpX, nTmpY, nTmpFX, nTmpFY, nUnRotX, nUnRotY, nSinY, nCosY; 1346 sal_uInt8 cR0, cG0, cB0, cR1, cG1, cB1; 1347 sal_Bool bRet = sal_False; 1348 1349 // create horizontal mapping table 1350 for( nX = 0L, nTmpX = aNewBound.Left() + nStartX; nX < nDstW; nX++ ) 1351 { 1352 pCosX[ nX ] = FRound( fCosAngle * ( fTmp = nTmpX++ << 8 ) ); 1353 pSinX[ nX ] = FRound( fSinAngle * fTmp ); 1354 } 1355 1356 // create vertical mapping table 1357 for( nY = 0L, nTmpY = aNewBound.Top() + nStartY; nY < nDstH; nY++ ) 1358 { 1359 pCosY[ nY ] = FRound( fCosAngle * ( fTmp = nTmpY++ << 8 ) ); 1360 pSinY[ nY ] = FRound( fSinAngle * fTmp ); 1361 } 1362 1363 if( pAcc ) 1364 { 1365 aOutBmp = Bitmap( Size( nDstW, nDstH ), 24 ); 1366 pWAcc = aOutBmp.AcquireWriteAccess(); 1367 1368 if( pWAcc ) 1369 { 1370 BitmapColor aColRes; 1371 1372 if( pAcc->HasPalette() ) 1373 { 1374 for( nY = 0; nY < nDstH; nY++ ) 1375 { 1376 nSinY = pSinY[ nY ]; 1377 nCosY = pCosY[ nY ]; 1378 1379 for( nX = 0; nX < nDstW; nX++ ) 1380 { 1381 nUnRotX = ( pCosX[ nX ] - nSinY ) >> 8; 1382 nUnRotY = ( pSinX[ nX ] + nCosY ) >> 8; 1383 1384 if( ( nUnRotX >= 0L ) && ( nUnRotX < nUnRotW ) && 1385 ( nUnRotY >= 0L ) && ( nUnRotY < nUnRotH ) ) 1386 { 1387 nTmpX = pMapIX[ nUnRotX ]; nTmpFX = pMapFX[ nUnRotX ]; 1388 nTmpY = pMapIY[ nUnRotY ], nTmpFY = pMapFY[ nUnRotY ]; 1389 1390 const BitmapColor& rCol0 = pAcc->GetPaletteColor( pAcc->GetPixelIndex( nTmpY, nTmpX ) ); 1391 const BitmapColor& rCol1 = pAcc->GetPaletteColor( pAcc->GetPixelIndex( nTmpY, ++nTmpX ) ); 1392 cR0 = MAP( rCol0.GetRed(), rCol1.GetRed(), nTmpFX ); 1393 cG0 = MAP( rCol0.GetGreen(), rCol1.GetGreen(), nTmpFX ); 1394 cB0 = MAP( rCol0.GetBlue(), rCol1.GetBlue(), nTmpFX ); 1395 1396 const BitmapColor& rCol3 = pAcc->GetPaletteColor( pAcc->GetPixelIndex( ++nTmpY, nTmpX ) ); 1397 const BitmapColor& rCol2 = pAcc->GetPaletteColor( pAcc->GetPixelIndex( nTmpY, --nTmpX ) ); 1398 cR1 = MAP( rCol2.GetRed(), rCol3.GetRed(), nTmpFX ); 1399 cG1 = MAP( rCol2.GetGreen(), rCol3.GetGreen(), nTmpFX ); 1400 cB1 = MAP( rCol2.GetBlue(), rCol3.GetBlue(), nTmpFX ); 1401 1402 aColRes.SetRed( MAP( cR0, cR1, nTmpFY ) ); 1403 aColRes.SetGreen( MAP( cG0, cG1, nTmpFY ) ); 1404 aColRes.SetBlue( MAP( cB0, cB1, nTmpFY ) ); 1405 pWAcc->SetPixel( nY, nX, aColRes ); 1406 } 1407 } 1408 } 1409 } 1410 else 1411 { 1412 BitmapColor aCol0, aCol1; 1413 1414 for( nY = 0; nY < nDstH; nY++ ) 1415 { 1416 nSinY = pSinY[ nY ]; 1417 nCosY = pCosY[ nY ]; 1418 1419 for( nX = 0; nX < nDstW; nX++ ) 1420 { 1421 nUnRotX = ( pCosX[ nX ] - nSinY ) >> 8; 1422 nUnRotY = ( pSinX[ nX ] + nCosY ) >> 8; 1423 1424 if( ( nUnRotX >= 0L ) && ( nUnRotX < nUnRotW ) && 1425 ( nUnRotY >= 0L ) && ( nUnRotY < nUnRotH ) ) 1426 { 1427 nTmpX = pMapIX[ nUnRotX ]; nTmpFX = pMapFX[ nUnRotX ]; 1428 nTmpY = pMapIY[ nUnRotY ], nTmpFY = pMapFY[ nUnRotY ]; 1429 1430 aCol0 = pAcc->GetPixel( nTmpY, nTmpX ); 1431 aCol1 = pAcc->GetPixel( nTmpY, ++nTmpX ); 1432 cR0 = MAP( aCol0.GetRed(), aCol1.GetRed(), nTmpFX ); 1433 cG0 = MAP( aCol0.GetGreen(), aCol1.GetGreen(), nTmpFX ); 1434 cB0 = MAP( aCol0.GetBlue(), aCol1.GetBlue(), nTmpFX ); 1435 1436 aCol1 = pAcc->GetPixel( ++nTmpY, nTmpX ); 1437 aCol0 = pAcc->GetPixel( nTmpY, --nTmpX ); 1438 cR1 = MAP( aCol0.GetRed(), aCol1.GetRed(), nTmpFX ); 1439 cG1 = MAP( aCol0.GetGreen(), aCol1.GetGreen(), nTmpFX ); 1440 cB1 = MAP( aCol0.GetBlue(), aCol1.GetBlue(), nTmpFX ); 1441 1442 aColRes.SetRed( MAP( cR0, cR1, nTmpFY ) ); 1443 aColRes.SetGreen( MAP( cG0, cG1, nTmpFY ) ); 1444 aColRes.SetBlue( MAP( cB0, cB1, nTmpFY ) ); 1445 pWAcc->SetPixel( nY, nX, aColRes ); 1446 } 1447 } 1448 } 1449 } 1450 1451 aOutBmp.ReleaseAccess( pWAcc ); 1452 bRet = sal_True; 1453 } 1454 1455 aBmp.ReleaseAccess( pAcc ); 1456 } 1457 1458 // mask processing 1459 if( bRet && ( rBmpEx.IsTransparent() || ( nRot10 != 900 && nRot10 != 1800 && nRot10 != 2700 ) ) ) 1460 { 1461 bRet = sal_False; 1462 1463 if( rBmpEx.IsAlpha() ) 1464 { 1465 AlphaMask aAlpha( rBmpEx.GetAlpha() ); 1466 AlphaMask aOutAlpha; 1467 1468 pAcc = aAlpha.AcquireReadAccess(); 1469 1470 if( pAcc ) 1471 { 1472 aOutAlpha = AlphaMask( Size( nDstW, nDstH ) ); 1473 pWAcc = aOutAlpha.AcquireWriteAccess(); 1474 1475 if( pWAcc ) 1476 { 1477 if( pAcc->GetScanlineFormat() == BMP_FORMAT_8BIT_PAL && 1478 pWAcc->GetScanlineFormat() == BMP_FORMAT_8BIT_PAL ) 1479 { 1480 Scanline pLine0, pLine1, pLineW; 1481 1482 for( nY = 0; nY < nDstH; nY++ ) 1483 { 1484 nSinY = pSinY[ nY ], nCosY = pCosY[ nY ]; 1485 pLineW = pWAcc->GetScanline( nY ); 1486 1487 for( nX = 0; nX < nDstW; nX++ ) 1488 { 1489 nUnRotX = ( pCosX[ nX ] - nSinY ) >> 8; 1490 nUnRotY = ( pSinX[ nX ] + nCosY ) >> 8; 1491 1492 if( ( nUnRotX >= 0L ) && ( nUnRotX < nUnRotW ) && 1493 ( nUnRotY >= 0L ) && ( nUnRotY < nUnRotH ) ) 1494 { 1495 nTmpX = pMapIX[ nUnRotX ], nTmpFX = pMapFX[ nUnRotX ]; 1496 nTmpY = pMapIY[ nUnRotY ], nTmpFY = pMapFY[ nUnRotY ]; 1497 1498 pLine0 = pAcc->GetScanline( nTmpY++ ); 1499 pLine1 = pAcc->GetScanline( nTmpY ); 1500 1501 const long nAlpha0 = pLine0[ nTmpX ]; 1502 const long nAlpha2 = pLine1[ nTmpX++ ]; 1503 const long nAlpha1 = pLine0[ nTmpX ]; 1504 const long nAlpha3 = pLine1[ nTmpX ]; 1505 const long n0 = MAP( nAlpha0, nAlpha1, nTmpFX ); 1506 const long n1 = MAP( nAlpha2, nAlpha3, nTmpFX ); 1507 1508 *pLineW++ = MAP( n0, n1, nTmpFY ); 1509 } 1510 else 1511 *pLineW++ = 255; 1512 } 1513 } 1514 } 1515 else 1516 { 1517 const BitmapColor aTrans( pWAcc->GetBestMatchingColor( Color( COL_WHITE ) ) ); 1518 BitmapColor aAlphaVal( 0 ); 1519 1520 for( nY = 0; nY < nDstH; nY++ ) 1521 { 1522 nSinY = pSinY[ nY ], nCosY = pCosY[ nY ]; 1523 1524 for( nX = 0; nX < nDstW; nX++ ) 1525 { 1526 nUnRotX = ( pCosX[ nX ] - nSinY ) >> 8; 1527 nUnRotY = ( pSinX[ nX ] + nCosY ) >> 8; 1528 1529 if( ( nUnRotX >= 0L ) && ( nUnRotX < nUnRotW ) && 1530 ( nUnRotY >= 0L ) && ( nUnRotY < nUnRotH ) ) 1531 { 1532 nTmpX = pMapIX[ nUnRotX ]; nTmpFX = pMapFX[ nUnRotX ]; 1533 nTmpY = pMapIY[ nUnRotY ], nTmpFY = pMapFY[ nUnRotY ]; 1534 1535 const long nAlpha0 = pAcc->GetPixel( nTmpY, nTmpX ).GetIndex(); 1536 const long nAlpha1 = pAcc->GetPixel( nTmpY, ++nTmpX ).GetIndex(); 1537 const long nAlpha3 = pAcc->GetPixel( ++nTmpY, nTmpX ).GetIndex(); 1538 const long nAlpha2 = pAcc->GetPixel( nTmpY, --nTmpX ).GetIndex(); 1539 const long n0 = MAP( nAlpha0, nAlpha1, nTmpFX ); 1540 const long n1 = MAP( nAlpha2, nAlpha3, nTmpFX ); 1541 1542 aAlphaVal.SetIndex( MAP( n0, n1, nTmpFY ) ); 1543 pWAcc->SetPixel( nY, nX, aAlphaVal ); 1544 } 1545 else 1546 pWAcc->SetPixel( nY, nX, aTrans ); 1547 } 1548 } 1549 } 1550 1551 aOutAlpha.ReleaseAccess( pWAcc ); 1552 bRet = sal_True; 1553 } 1554 1555 aAlpha.ReleaseAccess( pAcc ); 1556 } 1557 1558 if( bRet ) 1559 rOutBmpEx = BitmapEx( aOutBmp, aOutAlpha ); 1560 } 1561 else 1562 { 1563 Bitmap aOutMsk( Size( nDstW, nDstH ), 1 ); 1564 pWAcc = aOutMsk.AcquireWriteAccess(); 1565 1566 if( pWAcc ) 1567 { 1568 Bitmap aMsk( rBmpEx.GetMask() ); 1569 const BitmapColor aB( pWAcc->GetBestMatchingColor( Color( COL_BLACK ) ) ); 1570 const BitmapColor aW( pWAcc->GetBestMatchingColor( Color( COL_WHITE ) ) ); 1571 BitmapReadAccess* pMAcc = NULL; 1572 1573 if( !aMsk || ( ( pMAcc = aMsk.AcquireReadAccess() ) != NULL ) ) 1574 { 1575 long* pMapLX = new long[ nUnRotW ]; 1576 long* pMapLY = new long[ nUnRotH ]; 1577 BitmapColor aTestB; 1578 1579 if( pMAcc ) 1580 aTestB = pMAcc->GetBestMatchingColor( Color( COL_BLACK ) ); 1581 1582 // create new horizontal mapping table 1583 for( nX = 0UL; nX < nUnRotW; nX++ ) 1584 pMapLX[ nX ] = FRound( (double) pMapIX[ nX ] + pMapFX[ nX ] / 1048576. ); 1585 1586 // create new vertical mapping table 1587 for( nY = 0UL; nY < nUnRotH; nY++ ) 1588 pMapLY[ nY ] = FRound( (double) pMapIY[ nY ] + pMapFY[ nY ] / 1048576. ); 1589 1590 // do mask rotation 1591 for( nY = 0; nY < nDstH; nY++ ) 1592 { 1593 nSinY = pSinY[ nY ]; 1594 nCosY = pCosY[ nY ]; 1595 1596 for( nX = 0; nX < nDstW; nX++ ) 1597 { 1598 nUnRotX = ( pCosX[ nX ] - nSinY ) >> 8; 1599 nUnRotY = ( pSinX[ nX ] + nCosY ) >> 8; 1600 1601 if( ( nUnRotX >= 0L ) && ( nUnRotX < nUnRotW ) && 1602 ( nUnRotY >= 0L ) && ( nUnRotY < nUnRotH ) ) 1603 { 1604 if( pMAcc ) 1605 { 1606 if( pMAcc->GetPixel( pMapLY[ nUnRotY ], pMapLX[ nUnRotX ] ) == aTestB ) 1607 pWAcc->SetPixel( nY, nX, aB ); 1608 else 1609 pWAcc->SetPixel( nY, nX, aW ); 1610 } 1611 else 1612 pWAcc->SetPixel( nY, nX, aB ); 1613 } 1614 else 1615 pWAcc->SetPixel( nY, nX, aW ); 1616 } 1617 } 1618 1619 delete[] pMapLX; 1620 delete[] pMapLY; 1621 1622 if( pMAcc ) 1623 aMsk.ReleaseAccess( pMAcc ); 1624 1625 bRet = sal_True; 1626 } 1627 1628 aOutMsk.ReleaseAccess( pWAcc ); 1629 } 1630 1631 if( bRet ) 1632 rOutBmpEx = BitmapEx( aOutBmp, aOutMsk ); 1633 } 1634 1635 if( !bRet ) 1636 rOutBmpEx = aOutBmp; 1637 } 1638 else 1639 rOutBmpEx = aOutBmp; 1640 1641 delete[] pSinX; 1642 delete[] pCosX; 1643 delete[] pSinY; 1644 delete[] pCosY; 1645 1646 return bRet; 1647 } 1648 1649 // ----------------------------------------------------------------------------- 1650 1651 void GraphicManager::ImplAdjust( BitmapEx& rBmpEx, const GraphicAttr& rAttr, sal_uLong nAdjustmentFlags ) 1652 { 1653 GraphicAttr aAttr( rAttr ); 1654 1655 if( ( nAdjustmentFlags & ADJUSTMENT_DRAWMODE ) && aAttr.IsSpecialDrawMode() ) 1656 { 1657 switch( aAttr.GetDrawMode() ) 1658 { 1659 case( GRAPHICDRAWMODE_MONO ): 1660 rBmpEx.Convert( BMP_CONVERSION_1BIT_THRESHOLD ); 1661 break; 1662 1663 case( GRAPHICDRAWMODE_GREYS ): 1664 rBmpEx.Convert( BMP_CONVERSION_8BIT_GREYS ); 1665 break; 1666 1667 case( GRAPHICDRAWMODE_WATERMARK ): 1668 { 1669 aAttr.SetLuminance( aAttr.GetLuminance() + WATERMARK_LUM_OFFSET ); 1670 aAttr.SetContrast( aAttr.GetContrast() + WATERMARK_CON_OFFSET ); 1671 } 1672 break; 1673 1674 default: 1675 break; 1676 } 1677 } 1678 1679 if( ( nAdjustmentFlags & ADJUSTMENT_COLORS ) && aAttr.IsAdjusted() ) 1680 { 1681 rBmpEx.Adjust( aAttr.GetLuminance(), aAttr.GetContrast(), 1682 aAttr.GetChannelR(), aAttr.GetChannelG(), aAttr.GetChannelB(), 1683 aAttr.GetGamma(), aAttr.IsInvert() ); 1684 } 1685 1686 if( ( nAdjustmentFlags & ADJUSTMENT_MIRROR ) && aAttr.IsMirrored() ) 1687 { 1688 rBmpEx.Mirror( aAttr.GetMirrorFlags() ); 1689 } 1690 1691 if( ( nAdjustmentFlags & ADJUSTMENT_ROTATE ) && aAttr.IsRotated() ) 1692 { 1693 rBmpEx.Rotate( aAttr.GetRotation(), Color( COL_TRANSPARENT ) ); 1694 } 1695 1696 if( ( nAdjustmentFlags & ADJUSTMENT_TRANSPARENCY ) && aAttr.IsTransparent() ) 1697 { 1698 AlphaMask aAlpha; 1699 sal_uInt8 cTrans = aAttr.GetTransparency(); 1700 1701 if( !rBmpEx.IsTransparent() ) 1702 aAlpha = AlphaMask( rBmpEx.GetSizePixel(), &cTrans ); 1703 else if( !rBmpEx.IsAlpha() ) 1704 { 1705 aAlpha = rBmpEx.GetMask(); 1706 aAlpha.Replace( 0, cTrans ); 1707 } 1708 else 1709 { 1710 aAlpha = rBmpEx.GetAlpha(); 1711 BitmapWriteAccess* pA = aAlpha.AcquireWriteAccess(); 1712 1713 if( pA ) 1714 { 1715 sal_uLong nTrans = cTrans, nNewTrans; 1716 const long nWidth = pA->Width(), nHeight = pA->Height(); 1717 1718 if( pA->GetScanlineFormat() == BMP_FORMAT_8BIT_PAL ) 1719 { 1720 for( long nY = 0; nY < nHeight; nY++ ) 1721 { 1722 Scanline pAScan = pA->GetScanline( nY ); 1723 1724 for( long nX = 0; nX < nWidth; nX++ ) 1725 { 1726 nNewTrans = nTrans + *pAScan; 1727 *pAScan++ = (sal_uInt8) ( ( nNewTrans & 0xffffff00 ) ? 255 : nNewTrans ); 1728 } 1729 } 1730 } 1731 else 1732 { 1733 BitmapColor aAlphaValue( 0 ); 1734 1735 for( long nY = 0; nY < nHeight; nY++ ) 1736 { 1737 for( long nX = 0; nX < nWidth; nX++ ) 1738 { 1739 nNewTrans = nTrans + pA->GetPixel( nY, nX ).GetIndex(); 1740 aAlphaValue.SetIndex( (sal_uInt8) ( ( nNewTrans & 0xffffff00 ) ? 255 : nNewTrans ) ); 1741 pA->SetPixel( nY, nX, aAlphaValue ); 1742 } 1743 } 1744 } 1745 1746 aAlpha.ReleaseAccess( pA ); 1747 } 1748 } 1749 1750 rBmpEx = BitmapEx( rBmpEx.GetBitmap(), aAlpha ); 1751 } 1752 } 1753 1754 // ----------------------------------------------------------------------------- 1755 1756 void GraphicManager::ImplAdjust( GDIMetaFile& rMtf, const GraphicAttr& rAttr, sal_uLong nAdjustmentFlags ) 1757 { 1758 GraphicAttr aAttr( rAttr ); 1759 1760 if( ( nAdjustmentFlags & ADJUSTMENT_DRAWMODE ) && aAttr.IsSpecialDrawMode() ) 1761 { 1762 switch( aAttr.GetDrawMode() ) 1763 { 1764 case( GRAPHICDRAWMODE_MONO ): 1765 rMtf.Convert( MTF_CONVERSION_1BIT_THRESHOLD ); 1766 break; 1767 1768 case( GRAPHICDRAWMODE_GREYS ): 1769 rMtf.Convert( MTF_CONVERSION_8BIT_GREYS ); 1770 break; 1771 1772 case( GRAPHICDRAWMODE_WATERMARK ): 1773 { 1774 aAttr.SetLuminance( aAttr.GetLuminance() + WATERMARK_LUM_OFFSET ); 1775 aAttr.SetContrast( aAttr.GetContrast() + WATERMARK_CON_OFFSET ); 1776 } 1777 break; 1778 1779 default: 1780 break; 1781 } 1782 } 1783 1784 if( ( nAdjustmentFlags & ADJUSTMENT_COLORS ) && aAttr.IsAdjusted() ) 1785 { 1786 rMtf.Adjust( aAttr.GetLuminance(), aAttr.GetContrast(), 1787 aAttr.GetChannelR(), aAttr.GetChannelG(), aAttr.GetChannelB(), 1788 aAttr.GetGamma(), aAttr.IsInvert() ); 1789 } 1790 1791 if( ( nAdjustmentFlags & ADJUSTMENT_MIRROR ) && aAttr.IsMirrored() ) 1792 { 1793 rMtf.Mirror( aAttr.GetMirrorFlags() ); 1794 } 1795 1796 if( ( nAdjustmentFlags & ADJUSTMENT_ROTATE ) && aAttr.IsRotated() ) 1797 { 1798 rMtf.Rotate( aAttr.GetRotation() ); 1799 } 1800 1801 if( ( nAdjustmentFlags & ADJUSTMENT_TRANSPARENCY ) && aAttr.IsTransparent() ) 1802 { 1803 DBG_WARNING( "Missing implementation: Mtf-Transparency" ); 1804 } 1805 } 1806 1807 // ----------------------------------------------------------------------------- 1808 1809 void GraphicManager::ImplAdjust( Animation& rAnimation, const GraphicAttr& rAttr, sal_uLong nAdjustmentFlags ) 1810 { 1811 GraphicAttr aAttr( rAttr ); 1812 1813 if( ( nAdjustmentFlags & ADJUSTMENT_DRAWMODE ) && aAttr.IsSpecialDrawMode() ) 1814 { 1815 switch( aAttr.GetDrawMode() ) 1816 { 1817 case( GRAPHICDRAWMODE_MONO ): 1818 rAnimation.Convert( BMP_CONVERSION_1BIT_THRESHOLD ); 1819 break; 1820 1821 case( GRAPHICDRAWMODE_GREYS ): 1822 rAnimation.Convert( BMP_CONVERSION_8BIT_GREYS ); 1823 break; 1824 1825 case( GRAPHICDRAWMODE_WATERMARK ): 1826 { 1827 aAttr.SetLuminance( aAttr.GetLuminance() + WATERMARK_LUM_OFFSET ); 1828 aAttr.SetContrast( aAttr.GetContrast() + WATERMARK_CON_OFFSET ); 1829 } 1830 break; 1831 1832 default: 1833 break; 1834 } 1835 } 1836 1837 if( ( nAdjustmentFlags & ADJUSTMENT_COLORS ) && aAttr.IsAdjusted() ) 1838 { 1839 rAnimation.Adjust( aAttr.GetLuminance(), aAttr.GetContrast(), 1840 aAttr.GetChannelR(), aAttr.GetChannelG(), aAttr.GetChannelB(), 1841 aAttr.GetGamma(), aAttr.IsInvert() ); 1842 } 1843 1844 if( ( nAdjustmentFlags & ADJUSTMENT_MIRROR ) && aAttr.IsMirrored() ) 1845 { 1846 rAnimation.Mirror( aAttr.GetMirrorFlags() ); 1847 } 1848 1849 if( ( nAdjustmentFlags & ADJUSTMENT_ROTATE ) && aAttr.IsRotated() ) 1850 { 1851 DBG_ERROR( "Missing implementation: Animation-Rotation" ); 1852 } 1853 1854 if( ( nAdjustmentFlags & ADJUSTMENT_TRANSPARENCY ) && aAttr.IsTransparent() ) 1855 { 1856 DBG_ERROR( "Missing implementation: Animation-Transparency" ); 1857 } 1858 } 1859 1860 // ----------------------------------------------------------------------------- 1861 1862 void GraphicManager::ImplDraw( OutputDevice* pOut, const Point& rPt, const Size& rSz, 1863 const GDIMetaFile& rMtf, const GraphicAttr& rAttr ) 1864 { 1865 sal_uInt16 nRot10 = rAttr.GetRotation() % 3600; 1866 Point aOutPt( rPt ); 1867 Size aOutSz( rSz ); 1868 1869 if( nRot10 ) 1870 { 1871 Polygon aPoly( Rectangle( aOutPt, aOutSz ) ); 1872 1873 aPoly.Rotate( aOutPt, nRot10 ); 1874 const Rectangle aRotBoundRect( aPoly.GetBoundRect() ); 1875 aOutPt = aRotBoundRect.TopLeft(); 1876 aOutSz = aRotBoundRect.GetSize(); 1877 } 1878 1879 pOut->Push( PUSH_CLIPREGION ); 1880 pOut->IntersectClipRegion( Rectangle( aOutPt, aOutSz ) ); 1881 1882 ( (GDIMetaFile&) rMtf ).WindStart(); 1883 ( (GDIMetaFile&) rMtf ).Play( pOut, aOutPt, aOutSz ); 1884 ( (GDIMetaFile&) rMtf ).WindStart(); 1885 1886 pOut->Pop(); 1887 } 1888 1889 // ----------------------------------------------------------------------------- 1890 1891 struct ImplTileInfo 1892 { 1893 ImplTileInfo() : aTileTopLeft(), aNextTileTopLeft(), aTileSizePixel(), nTilesEmptyX(0), nTilesEmptyY(0) {} 1894 1895 Point aTileTopLeft; // top, left position of the rendered tile 1896 Point aNextTileTopLeft; // top, left position for next recursion 1897 // level's tile 1898 Size aTileSizePixel; // size of the generated tile (might 1899 // differ from 1900 // aNextTileTopLeft-aTileTopLeft, because 1901 // this is nExponent*prevTileSize. The 1902 // generated tile is always nExponent 1903 // times the previous tile, such that it 1904 // can be used in the next stage. The 1905 // required area coverage is often 1906 // less. The extraneous area covered is 1907 // later overwritten by the next stage) 1908 int nTilesEmptyX; // number of original tiles empty right of 1909 // this tile. This counts from 1910 // aNextTileTopLeft, i.e. the additional 1911 // area covered by aTileSizePixel is not 1912 // considered here. This is for 1913 // unification purposes, as the iterative 1914 // calculation of the next level's empty 1915 // tiles has to be based on this value. 1916 int nTilesEmptyY; // as above, for Y 1917 }; 1918 1919 1920 bool GraphicObject::ImplRenderTempTile( VirtualDevice& rVDev, int nExponent, 1921 int nNumTilesX, int nNumTilesY, 1922 const Size& rTileSizePixel, 1923 const GraphicAttr* pAttr, sal_uLong nFlags ) 1924 { 1925 if( nExponent <= 1 ) 1926 return false; 1927 1928 // determine MSB factor 1929 int nMSBFactor( 1 ); 1930 while( nNumTilesX / nMSBFactor != 0 || 1931 nNumTilesY / nMSBFactor != 0 ) 1932 { 1933 nMSBFactor *= nExponent; 1934 } 1935 1936 // one less 1937 nMSBFactor /= nExponent; 1938 1939 ImplTileInfo aTileInfo; 1940 1941 // #105229# Switch off mapping (converting to logic and back to 1942 // pixel might cause roundoff errors) 1943 sal_Bool bOldMap( rVDev.IsMapModeEnabled() ); 1944 rVDev.EnableMapMode( sal_False ); 1945 1946 bool bRet( ImplRenderTileRecursive( rVDev, nExponent, nMSBFactor, nNumTilesX, nNumTilesY, 1947 nNumTilesX, nNumTilesY, rTileSizePixel, pAttr, nFlags, aTileInfo ) ); 1948 1949 rVDev.EnableMapMode( bOldMap ); 1950 1951 return bRet; 1952 } 1953 1954 // ----------------------------------------------------------------------------- 1955 1956 // define for debug drawings 1957 //#define DBG_TEST 1958 1959 // see header comment. this works similar to base conversion of a 1960 // number, i.e. if the exponent is 10, then the number for every tile 1961 // size is given by the decimal place of the corresponding decimal 1962 // representation. 1963 bool GraphicObject::ImplRenderTileRecursive( VirtualDevice& rVDev, int nExponent, int nMSBFactor, 1964 int nNumOrigTilesX, int nNumOrigTilesY, 1965 int nRemainderTilesX, int nRemainderTilesY, 1966 const Size& rTileSizePixel, const GraphicAttr* pAttr, 1967 sal_uLong nFlags, ImplTileInfo& rTileInfo ) 1968 { 1969 // gets loaded with our tile bitmap 1970 GraphicObject aTmpGraphic; 1971 1972 // stores a flag that renders the zero'th tile position 1973 // (i.e. (0,0)+rCurrPos) only if we're at the bottom of the 1974 // recursion stack. All other position already have that tile 1975 // rendered, because the lower levels painted their generated tile 1976 // there. 1977 bool bNoFirstTileDraw( false ); 1978 1979 // what's left when we're done with our tile size 1980 const int nNewRemainderX( nRemainderTilesX % nMSBFactor ); 1981 const int nNewRemainderY( nRemainderTilesY % nMSBFactor ); 1982 1983 // gets filled out from the recursive call with info of what's 1984 // been generated 1985 ImplTileInfo aTileInfo; 1986 1987 // current output position while drawing 1988 Point aCurrPos; 1989 int nX, nY; 1990 1991 // check for recursion's end condition: LSB place reached? 1992 if( nMSBFactor == 1 ) 1993 { 1994 aTmpGraphic = *this; 1995 1996 // set initial tile size -> orig size 1997 aTileInfo.aTileSizePixel = rTileSizePixel; 1998 aTileInfo.nTilesEmptyX = nNumOrigTilesX; 1999 aTileInfo.nTilesEmptyY = nNumOrigTilesY; 2000 } 2001 else if( ImplRenderTileRecursive( rVDev, nExponent, nMSBFactor/nExponent, 2002 nNumOrigTilesX, nNumOrigTilesY, 2003 nNewRemainderX, nNewRemainderY, 2004 rTileSizePixel, pAttr, nFlags, aTileInfo ) ) 2005 { 2006 // extract generated tile -> see comment on the first loop below 2007 BitmapEx aTileBitmap( rVDev.GetBitmap( aTileInfo.aTileTopLeft, aTileInfo.aTileSizePixel ) ); 2008 2009 aTmpGraphic = GraphicObject( aTileBitmap ); 2010 2011 // fill stripes left over from upstream levels: 2012 // 2013 // x0000 2014 // 0 2015 // 0 2016 // 0 2017 // 0 2018 // 2019 // where x denotes the place filled by our recursive predecessors 2020 2021 // check whether we have to fill stripes here. Although not 2022 // obvious, there is one case where we can skip this step: if 2023 // the previous recursion level (the one who filled our 2024 // aTileInfo) had zero area to fill, then there are no white 2025 // stripes left, naturally. This happens if the digit 2026 // associated to that level has a zero, and can be checked via 2027 // aTileTopLeft==aNextTileTopLeft. 2028 if( aTileInfo.aTileTopLeft != aTileInfo.aNextTileTopLeft ) 2029 { 2030 // now fill one row from aTileInfo.aNextTileTopLeft.X() all 2031 // the way to the right 2032 aCurrPos.X() = aTileInfo.aNextTileTopLeft.X(); 2033 aCurrPos.Y() = aTileInfo.aTileTopLeft.Y(); 2034 for( nX=0; nX < aTileInfo.nTilesEmptyX; nX += nMSBFactor ) 2035 { 2036 if( !aTmpGraphic.Draw( &rVDev, aCurrPos, aTileInfo.aTileSizePixel, pAttr, nFlags ) ) 2037 return false; 2038 2039 aCurrPos.X() += aTileInfo.aTileSizePixel.Width(); 2040 } 2041 2042 #ifdef DBG_TEST 2043 // rVDev.SetFillColor( COL_WHITE ); 2044 rVDev.SetFillColor(); 2045 rVDev.SetLineColor( Color( 255 * nExponent / nMSBFactor, 255 - 255 * nExponent / nMSBFactor, 128 - 255 * nExponent / nMSBFactor ) ); 2046 rVDev.DrawEllipse( Rectangle(aTileInfo.aNextTileTopLeft.X(), aTileInfo.aTileTopLeft.Y(), 2047 aTileInfo.aNextTileTopLeft.X() - 1 + (aTileInfo.nTilesEmptyX/nMSBFactor)*aTileInfo.aTileSizePixel.Width(), 2048 aTileInfo.aTileTopLeft.Y() + aTileInfo.aTileSizePixel.Height() - 1) ); 2049 #endif 2050 2051 // now fill one column from aTileInfo.aNextTileTopLeft.Y() all 2052 // the way to the bottom 2053 aCurrPos.X() = aTileInfo.aTileTopLeft.X(); 2054 aCurrPos.Y() = aTileInfo.aNextTileTopLeft.Y(); 2055 for( nY=0; nY < aTileInfo.nTilesEmptyY; nY += nMSBFactor ) 2056 { 2057 if( !aTmpGraphic.Draw( &rVDev, aCurrPos, aTileInfo.aTileSizePixel, pAttr, nFlags ) ) 2058 return false; 2059 2060 aCurrPos.Y() += aTileInfo.aTileSizePixel.Height(); 2061 } 2062 2063 #ifdef DBG_TEST 2064 rVDev.DrawEllipse( Rectangle(aTileInfo.aTileTopLeft.X(), aTileInfo.aNextTileTopLeft.Y(), 2065 aTileInfo.aTileTopLeft.X() + aTileInfo.aTileSizePixel.Width() - 1, 2066 aTileInfo.aNextTileTopLeft.Y() - 1 + (aTileInfo.nTilesEmptyY/nMSBFactor)*aTileInfo.aTileSizePixel.Height()) ); 2067 #endif 2068 } 2069 else 2070 { 2071 // Thought that aTileInfo.aNextTileTopLeft tile has always 2072 // been drawn already, but that's wrong: typically, 2073 // _parts_ of that tile have been drawn, since the 2074 // previous level generated the tile there. But when 2075 // aTileInfo.aNextTileTopLeft!=aTileInfo.aTileTopLeft, the 2076 // difference between these two values is missing in the 2077 // lower right corner of this first tile. So, can do that 2078 // only here. 2079 bNoFirstTileDraw = true; 2080 } 2081 } 2082 else 2083 { 2084 return false; 2085 } 2086 2087 // calc number of original tiles in our drawing area without 2088 // remainder 2089 nRemainderTilesX -= nNewRemainderX; 2090 nRemainderTilesY -= nNewRemainderY; 2091 2092 // fill tile info for calling method 2093 rTileInfo.aTileTopLeft = aTileInfo.aNextTileTopLeft; 2094 rTileInfo.aNextTileTopLeft = Point( rTileInfo.aTileTopLeft.X() + rTileSizePixel.Width()*nRemainderTilesX, 2095 rTileInfo.aTileTopLeft.Y() + rTileSizePixel.Height()*nRemainderTilesY ); 2096 rTileInfo.aTileSizePixel = Size( rTileSizePixel.Width()*nMSBFactor*nExponent, 2097 rTileSizePixel.Height()*nMSBFactor*nExponent ); 2098 rTileInfo.nTilesEmptyX = aTileInfo.nTilesEmptyX - nRemainderTilesX; 2099 rTileInfo.nTilesEmptyY = aTileInfo.nTilesEmptyY - nRemainderTilesY; 2100 2101 // init output position 2102 aCurrPos = aTileInfo.aNextTileTopLeft; 2103 2104 // fill our drawing area. Fill possibly more, to create the next 2105 // bigger tile size -> see bitmap extraction above. This does no 2106 // harm, since everything right or below our actual area is 2107 // overdrawn by our caller. Just in case we're in the last level, 2108 // we don't draw beyond the right or bottom border. 2109 for( nY=0; nY < aTileInfo.nTilesEmptyY && nY < nExponent*nMSBFactor; nY += nMSBFactor ) 2110 { 2111 aCurrPos.X() = aTileInfo.aNextTileTopLeft.X(); 2112 2113 for( nX=0; nX < aTileInfo.nTilesEmptyX && nX < nExponent*nMSBFactor; nX += nMSBFactor ) 2114 { 2115 if( bNoFirstTileDraw ) 2116 bNoFirstTileDraw = false; // don't draw first tile position 2117 else if( !aTmpGraphic.Draw( &rVDev, aCurrPos, aTileInfo.aTileSizePixel, pAttr, nFlags ) ) 2118 return false; 2119 2120 aCurrPos.X() += aTileInfo.aTileSizePixel.Width(); 2121 } 2122 2123 aCurrPos.Y() += aTileInfo.aTileSizePixel.Height(); 2124 } 2125 2126 #ifdef DBG_TEST 2127 // rVDev.SetFillColor( COL_WHITE ); 2128 rVDev.SetFillColor(); 2129 rVDev.SetLineColor( Color( 255 * nExponent / nMSBFactor, 255 - 255 * nExponent / nMSBFactor, 128 - 255 * nExponent / nMSBFactor ) ); 2130 rVDev.DrawRect( Rectangle((rTileInfo.aTileTopLeft.X())*rTileSizePixel.Width(), 2131 (rTileInfo.aTileTopLeft.Y())*rTileSizePixel.Height(), 2132 (rTileInfo.aNextTileTopLeft.X())*rTileSizePixel.Width()-1, 2133 (rTileInfo.aNextTileTopLeft.Y())*rTileSizePixel.Height()-1) ); 2134 #endif 2135 2136 return true; 2137 } 2138 2139 // ----------------------------------------------------------------------------- 2140 2141 bool GraphicObject::ImplDrawTiled( OutputDevice* pOut, const Rectangle& rArea, const Size& rSizePixel, 2142 const Size& rOffset, const GraphicAttr* pAttr, sal_uLong nFlags, int nTileCacheSize1D ) 2143 { 2144 // how many tiles to generate per recursion step 2145 enum{ SubdivisionExponent=2 }; 2146 2147 const MapMode aOutMapMode( pOut->GetMapMode() ); 2148 const MapMode aMapMode( aOutMapMode.GetMapUnit(), Point(), aOutMapMode.GetScaleX(), aOutMapMode.GetScaleY() ); 2149 bool bRet( false ); 2150 2151 // #i42643# Casting to Int64, to avoid integer overflow for 2152 // huge-DPI output devices 2153 if( GetGraphic().GetType() == GRAPHIC_BITMAP && 2154 static_cast<sal_Int64>(rSizePixel.Width()) * rSizePixel.Height() < 2155 static_cast<sal_Int64>(nTileCacheSize1D)*nTileCacheSize1D ) 2156 { 2157 // First combine very small bitmaps into a larger tile 2158 // =================================================== 2159 2160 VirtualDevice aVDev; 2161 const int nNumTilesInCacheX( (nTileCacheSize1D + rSizePixel.Width()-1) / rSizePixel.Width() ); 2162 const int nNumTilesInCacheY( (nTileCacheSize1D + rSizePixel.Height()-1) / rSizePixel.Height() ); 2163 2164 aVDev.SetOutputSizePixel( Size( nNumTilesInCacheX*rSizePixel.Width(), 2165 nNumTilesInCacheY*rSizePixel.Height() ) ); 2166 aVDev.SetMapMode( aMapMode ); 2167 2168 // draw bitmap content 2169 if( ImplRenderTempTile( aVDev, SubdivisionExponent, nNumTilesInCacheX, 2170 nNumTilesInCacheY, rSizePixel, pAttr, nFlags ) ) 2171 { 2172 BitmapEx aTileBitmap( aVDev.GetBitmap( Point(0,0), aVDev.GetOutputSize() ) ); 2173 2174 // draw alpha content, if any 2175 if( IsTransparent() ) 2176 { 2177 GraphicObject aAlphaGraphic; 2178 2179 if( GetGraphic().IsAlpha() ) 2180 aAlphaGraphic.SetGraphic( GetGraphic().GetBitmapEx().GetAlpha().GetBitmap() ); 2181 else 2182 aAlphaGraphic.SetGraphic( GetGraphic().GetBitmapEx().GetMask() ); 2183 2184 if( aAlphaGraphic.ImplRenderTempTile( aVDev, SubdivisionExponent, nNumTilesInCacheX, 2185 nNumTilesInCacheY, rSizePixel, pAttr, nFlags ) ) 2186 { 2187 // Combine bitmap and alpha/mask 2188 if( GetGraphic().IsAlpha() ) 2189 aTileBitmap = BitmapEx( aTileBitmap.GetBitmap(), 2190 AlphaMask( aVDev.GetBitmap( Point(0,0), aVDev.GetOutputSize() ) ) ); 2191 else 2192 aTileBitmap = BitmapEx( aTileBitmap.GetBitmap(), 2193 aVDev.GetBitmap( Point(0,0), aVDev.GetOutputSize() ).CreateMask( Color(COL_WHITE) ) ); 2194 } 2195 } 2196 2197 // paint generated tile 2198 GraphicObject aTmpGraphic( aTileBitmap ); 2199 bRet = aTmpGraphic.ImplDrawTiled( pOut, rArea, 2200 aTileBitmap.GetSizePixel(), 2201 rOffset, pAttr, nFlags, nTileCacheSize1D ); 2202 } 2203 } 2204 else 2205 { 2206 const Size aOutOffset( pOut->LogicToPixel( rOffset, aOutMapMode ) ); 2207 const Rectangle aOutArea( pOut->LogicToPixel( rArea, aOutMapMode ) ); 2208 2209 // number of invisible (because out-of-area) tiles 2210 int nInvisibleTilesX; 2211 int nInvisibleTilesY; 2212 2213 // round towards -infty for negative offset 2214 if( aOutOffset.Width() < 0 ) 2215 nInvisibleTilesX = (aOutOffset.Width() - rSizePixel.Width() + 1) / rSizePixel.Width(); 2216 else 2217 nInvisibleTilesX = aOutOffset.Width() / rSizePixel.Width(); 2218 2219 // round towards -infty for negative offset 2220 if( aOutOffset.Height() < 0 ) 2221 nInvisibleTilesY = (aOutOffset.Height() - rSizePixel.Height() + 1) / rSizePixel.Height(); 2222 else 2223 nInvisibleTilesY = aOutOffset.Height() / rSizePixel.Height(); 2224 2225 // origin from where to 'virtually' start drawing in pixel 2226 const Point aOutOrigin( pOut->LogicToPixel( Point( rArea.Left() - rOffset.Width(), 2227 rArea.Top() - rOffset.Height() ) ) ); 2228 // position in pixel from where to really start output 2229 const Point aOutStart( aOutOrigin.X() + nInvisibleTilesX*rSizePixel.Width(), 2230 aOutOrigin.Y() + nInvisibleTilesY*rSizePixel.Height() ); 2231 2232 pOut->Push( PUSH_CLIPREGION ); 2233 pOut->IntersectClipRegion( rArea ); 2234 2235 // Paint all tiles 2236 // =============== 2237 2238 bRet = ImplDrawTiled( *pOut, aOutStart, 2239 (aOutArea.GetWidth() + aOutArea.Left() - aOutStart.X() + rSizePixel.Width() - 1) / rSizePixel.Width(), 2240 (aOutArea.GetHeight() + aOutArea.Top() - aOutStart.Y() + rSizePixel.Height() - 1) / rSizePixel.Height(), 2241 rSizePixel, pAttr, nFlags ); 2242 2243 pOut->Pop(); 2244 } 2245 2246 return bRet; 2247 } 2248 2249 // ----------------------------------------------------------------------------- 2250 2251 bool GraphicObject::ImplDrawTiled( OutputDevice& rOut, const Point& rPosPixel, 2252 int nNumTilesX, int nNumTilesY, 2253 const Size& rTileSizePixel, const GraphicAttr* pAttr, sal_uLong nFlags ) 2254 { 2255 Point aCurrPos( rPosPixel ); 2256 Size aTileSizeLogic( rOut.PixelToLogic( rTileSizePixel ) ); 2257 int nX, nY; 2258 2259 // #107607# Use logical coordinates for metafile playing, too 2260 bool bDrawInPixel( rOut.GetConnectMetaFile() == NULL && GRAPHIC_BITMAP == GetType() ); 2261 sal_Bool bRet( sal_False ); 2262 2263 // #105229# Switch off mapping (converting to logic and back to 2264 // pixel might cause roundoff errors) 2265 sal_Bool bOldMap( rOut.IsMapModeEnabled() ); 2266 2267 if( bDrawInPixel ) 2268 rOut.EnableMapMode( sal_False ); 2269 2270 for( nY=0; nY < nNumTilesY; ++nY ) 2271 { 2272 aCurrPos.X() = rPosPixel.X(); 2273 2274 for( nX=0; nX < nNumTilesX; ++nX ) 2275 { 2276 // #105229# work with pixel coordinates here, mapping is disabled! 2277 // #104004# don't disable mapping for metafile recordings 2278 // #108412# don't quit the loop if one draw fails 2279 2280 // update return value. This method should return true, if 2281 // at least one of the looped Draws succeeded. 2282 bRet |= Draw( &rOut, 2283 bDrawInPixel ? aCurrPos : rOut.PixelToLogic( aCurrPos ), 2284 bDrawInPixel ? rTileSizePixel : aTileSizeLogic, 2285 pAttr, nFlags ); 2286 2287 aCurrPos.X() += rTileSizePixel.Width(); 2288 } 2289 2290 aCurrPos.Y() += rTileSizePixel.Height(); 2291 } 2292 2293 if( bDrawInPixel ) 2294 rOut.EnableMapMode( bOldMap ); 2295 2296 return bRet; 2297 } 2298 2299 // ----------------------------------------------------------------------------- 2300 2301 void GraphicObject::ImplTransformBitmap( BitmapEx& rBmpEx, 2302 const GraphicAttr& rAttr, 2303 const Size& rCropLeftTop, 2304 const Size& rCropRightBottom, 2305 const Rectangle& rCropRect, 2306 const Size& rDstSize, 2307 sal_Bool bEnlarge ) const 2308 { 2309 // #107947# Extracted from svdograf.cxx 2310 2311 // #104115# Crop the bitmap 2312 if( rAttr.IsCropped() ) 2313 { 2314 rBmpEx.Crop( rCropRect ); 2315 2316 // #104115# Negative crop sizes mean: enlarge bitmap and pad 2317 if( bEnlarge && ( 2318 rCropLeftTop.Width() < 0 || 2319 rCropLeftTop.Height() < 0 || 2320 rCropRightBottom.Width() < 0 || 2321 rCropRightBottom.Height() < 0 ) ) 2322 { 2323 Size aBmpSize( rBmpEx.GetSizePixel() ); 2324 sal_Int32 nPadLeft( rCropLeftTop.Width() < 0 ? -rCropLeftTop.Width() : 0 ); 2325 sal_Int32 nPadTop( rCropLeftTop.Height() < 0 ? -rCropLeftTop.Height() : 0 ); 2326 sal_Int32 nPadTotalWidth( aBmpSize.Width() + nPadLeft + (rCropRightBottom.Width() < 0 ? -rCropRightBottom.Width() : 0) ); 2327 sal_Int32 nPadTotalHeight( aBmpSize.Height() + nPadTop + (rCropRightBottom.Height() < 0 ? -rCropRightBottom.Height() : 0) ); 2328 2329 BitmapEx aBmpEx2; 2330 2331 if( rBmpEx.IsTransparent() ) 2332 { 2333 if( rBmpEx.IsAlpha() ) 2334 aBmpEx2 = BitmapEx( rBmpEx.GetBitmap(), rBmpEx.GetAlpha() ); 2335 else 2336 aBmpEx2 = BitmapEx( rBmpEx.GetBitmap(), rBmpEx.GetMask() ); 2337 } 2338 else 2339 { 2340 // #104115# Generate mask bitmap and init to zero 2341 Bitmap aMask( aBmpSize, 1 ); 2342 aMask.Erase( Color(0,0,0) ); 2343 2344 // #104115# Always generate transparent bitmap, we need the border transparent 2345 aBmpEx2 = BitmapEx( rBmpEx.GetBitmap(), aMask ); 2346 2347 // #104115# Add opaque mask to source bitmap, otherwise the destination remains transparent 2348 rBmpEx = aBmpEx2; 2349 } 2350 2351 aBmpEx2.SetSizePixel( Size(nPadTotalWidth, nPadTotalHeight) ); 2352 aBmpEx2.Erase( Color(0xFF,0,0,0) ); 2353 aBmpEx2.CopyPixel( Rectangle( Point(nPadLeft, nPadTop), aBmpSize ), Rectangle( Point(0, 0), aBmpSize ), &rBmpEx ); 2354 rBmpEx = aBmpEx2; 2355 } 2356 } 2357 2358 const Size aSizePixel( rBmpEx.GetSizePixel() ); 2359 2360 if( rAttr.GetRotation() != 0 && !IsAnimated() ) 2361 { 2362 if( aSizePixel.Width() && aSizePixel.Height() && rDstSize.Width() && rDstSize.Height() ) 2363 { 2364 double fSrcWH = (double) aSizePixel.Width() / aSizePixel.Height(); 2365 double fDstWH = (double) rDstSize.Width() / rDstSize.Height(); 2366 double fScaleX = 1.0, fScaleY = 1.0; 2367 2368 // always choose scaling to shrink bitmap 2369 if( fSrcWH < fDstWH ) 2370 fScaleY = aSizePixel.Width() / ( fDstWH * aSizePixel.Height() ); 2371 else 2372 fScaleX = fDstWH * aSizePixel.Height() / aSizePixel.Width(); 2373 2374 rBmpEx.Scale( fScaleX, fScaleY ); 2375 } 2376 } 2377 } 2378