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_drawinglayer.hxx" 26 27 #include <drawinglayer/processor2d/vclprocessor2d.hxx> 28 #include <drawinglayer/primitive2d/textprimitive2d.hxx> 29 #include <drawinglayer/primitive2d/textdecoratedprimitive2d.hxx> 30 #include <tools/debug.hxx> 31 #include <vcl/outdev.hxx> 32 #include <drawinglayer/primitive2d/polygonprimitive2d.hxx> 33 #include <drawinglayer/primitive2d/bitmapprimitive2d.hxx> 34 #include <basegfx/polygon/b2dpolygontools.hxx> 35 #include <drawinglayer/attribute/sdrfillgraphicattribute.hxx> 36 #include <drawinglayer/primitive2d/fillgraphicprimitive2d.hxx> 37 #include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx> 38 #include <drawinglayer/primitive2d/metafileprimitive2d.hxx> 39 #include <drawinglayer/primitive2d/maskprimitive2d.hxx> 40 #include <basegfx/polygon/b2dpolypolygontools.hxx> 41 #include <vclhelperbufferdevice.hxx> 42 #include <drawinglayer/primitive2d/modifiedcolorprimitive2d.hxx> 43 #include <drawinglayer/primitive2d/unifiedtransparenceprimitive2d.hxx> 44 #include <drawinglayer/primitive2d/transparenceprimitive2d.hxx> 45 #include <drawinglayer/primitive2d/transformprimitive2d.hxx> 46 #include <drawinglayer/primitive2d/markerarrayprimitive2d.hxx> 47 #include <drawinglayer/primitive2d/pointarrayprimitive2d.hxx> 48 #include <drawinglayer/primitive2d/wrongspellprimitive2d.hxx> 49 #include <svl/ctloptions.hxx> 50 #include <vcl/svapp.hxx> 51 #include <drawinglayer/primitive2d/pagepreviewprimitive2d.hxx> 52 #include <tools/diagnose_ex.h> 53 #include <vcl/metric.hxx> 54 #include <drawinglayer/primitive2d/textenumsprimitive2d.hxx> 55 #include <drawinglayer/primitive2d/epsprimitive2d.hxx> 56 #include <drawinglayer/primitive2d/svggradientprimitive2d.hxx> 57 #include <basegfx/color/bcolor.hxx> 58 #include <basegfx/matrix/b2dhommatrixtools.hxx> 59 #include <vcl/graph.hxx> 60 61 ////////////////////////////////////////////////////////////////////////////// 62 // control support 63 64 #include <com/sun/star/awt/XWindow2.hpp> 65 #include <com/sun/star/awt/PosSize.hpp> 66 #include <com/sun/star/awt/XView.hpp> 67 #include <drawinglayer/primitive2d/controlprimitive2d.hxx> 68 #include <drawinglayer/primitive2d/textlayoutdevice.hxx> 69 70 ////////////////////////////////////////////////////////////////////////////// 71 // for test, can be removed again 72 73 #include <basegfx/polygon/b2dpolygonclipper.hxx> 74 #include <basegfx/polygon/b2dtrapezoid.hxx> 75 76 ////////////////////////////////////////////////////////////////////////////// 77 78 using namespace com::sun::star; 79 80 ////////////////////////////////////////////////////////////////////////////// 81 82 namespace 83 { 84 sal_uInt32 calculateStepsForSvgGradient(const basegfx::BColor& rColorA, const basegfx::BColor& rColorB, double fDelta, double fDiscreteUnit) 85 { 86 // use color distance, assume to do every color step 87 sal_uInt32 nSteps(basegfx::fround(rColorA.getDistance(rColorB) * 255.0)); 88 89 if(nSteps) 90 { 91 // calc discrete length to change color each disctete unit (pixel) 92 const sal_uInt32 nDistSteps(basegfx::fround(fDelta / fDiscreteUnit)); 93 94 nSteps = std::min(nSteps, nDistSteps); 95 } 96 97 // reduce quality to 3 discrete units or every 3rd color step for rendering 98 nSteps /= 2; 99 100 // roughly cut when too big or too small (not full quality, reduce complexity) 101 nSteps = std::min(nSteps, sal_uInt32(255)); 102 nSteps = std::max(nSteps, sal_uInt32(1)); 103 104 return nSteps; 105 } 106 } // end of anonymous namespace 107 108 ////////////////////////////////////////////////////////////////////////////// 109 110 namespace drawinglayer 111 { 112 namespace processor2d 113 { 114 ////////////////////////////////////////////////////////////////////////////// 115 // UNO class usages 116 using ::com::sun::star::uno::Reference; 117 using ::com::sun::star::uno::UNO_QUERY; 118 using ::com::sun::star::uno::UNO_QUERY_THROW; 119 using ::com::sun::star::uno::Exception; 120 using ::com::sun::star::awt::XView; 121 using ::com::sun::star::awt::XGraphics; 122 using ::com::sun::star::awt::XWindow; 123 using ::com::sun::star::awt::PosSize::POSSIZE; 124 125 ////////////////////////////////////////////////////////////////////////////// 126 // rendering support 127 128 // directdraw of text simple portion or decorated portion primitive. When decorated, all the extra 129 // information is translated to VCL parameters and set at the font. 130 // Acceptance is restricted to no shearing and positive scaling in X and Y (no font mirroring 131 // for VCL) 132 void VclProcessor2D::RenderTextSimpleOrDecoratedPortionPrimitive2D(const primitive2d::TextSimplePortionPrimitive2D& rTextCandidate) 133 { 134 // decompose matrix to have position and size of text 135 basegfx::B2DHomMatrix aLocalTransform(maCurrentTransformation * rTextCandidate.getTextTransform()); 136 basegfx::B2DVector aFontScaling, aTranslate; 137 double fRotate, fShearX; 138 aLocalTransform.decompose(aFontScaling, aTranslate, fRotate, fShearX); 139 bool bPrimitiveAccepted(false); 140 141 if(basegfx::fTools::equalZero(fShearX)) 142 { 143 if(basegfx::fTools::less(aFontScaling.getX(), 0.0) && basegfx::fTools::less(aFontScaling.getY(), 0.0)) 144 { 145 // handle special case: If scale is negative in (x,y) (3rd quadrant), it can 146 // be expressed as rotation by PI. Use this since the Font rendering will not 147 // apply the negative scales in any form 148 aFontScaling = basegfx::absolute(aFontScaling); 149 fRotate += F_PI; 150 } 151 152 if(basegfx::fTools::more(aFontScaling.getX(), 0.0) && basegfx::fTools::more(aFontScaling.getY(), 0.0)) 153 { 154 // Get the VCL font (use FontHeight as FontWidth) 155 Font aFont(primitive2d::getVclFontFromFontAttribute( 156 rTextCandidate.getFontAttribute(), 157 aFontScaling.getX(), 158 aFontScaling.getY(), 159 fRotate, 160 rTextCandidate.getLocale())); 161 162 // handle additional font attributes 163 const primitive2d::TextDecoratedPortionPrimitive2D* pTCPP = 164 dynamic_cast<const primitive2d::TextDecoratedPortionPrimitive2D*>( &rTextCandidate ); 165 166 if( pTCPP != NULL ) 167 { 168 169 // set the color of text decorations 170 const basegfx::BColor aTextlineColor = maBColorModifierStack.getModifiedColor(pTCPP->getTextlineColor()); 171 mpOutputDevice->SetTextLineColor( Color(aTextlineColor) ); 172 173 // set Overline attribute 174 const FontUnderline eFontOverline(primitive2d::mapTextLineToFontUnderline( pTCPP->getFontOverline() )); 175 if( eFontOverline != UNDERLINE_NONE ) 176 { 177 aFont.SetOverline( eFontOverline ); 178 const basegfx::BColor aOverlineColor = maBColorModifierStack.getModifiedColor(pTCPP->getOverlineColor()); 179 mpOutputDevice->SetOverlineColor( Color(aOverlineColor) ); 180 if( pTCPP->getWordLineMode() ) 181 aFont.SetWordLineMode( true ); 182 } 183 184 // set Underline attribute 185 const FontUnderline eFontUnderline(primitive2d::mapTextLineToFontUnderline( pTCPP->getFontUnderline() )); 186 if( eFontUnderline != UNDERLINE_NONE ) 187 { 188 aFont.SetUnderline( eFontUnderline ); 189 if( pTCPP->getWordLineMode() ) 190 aFont.SetWordLineMode( true ); 191 //TODO: ??? if( pTCPP->getUnderlineAbove() ) 192 // aFont.SetUnderlineAbove( true ); 193 } 194 195 // set Strikeout attribute 196 const FontStrikeout eFontStrikeout(primitive2d::mapTextStrikeoutToFontStrikeout(pTCPP->getTextStrikeout())); 197 198 if( eFontStrikeout != STRIKEOUT_NONE ) 199 aFont.SetStrikeout( eFontStrikeout ); 200 201 // set EmphasisMark attribute 202 FontEmphasisMark eFontEmphasisMark = EMPHASISMARK_NONE; 203 switch( pTCPP->getTextEmphasisMark() ) 204 { 205 default: 206 DBG_WARNING1( "DrawingLayer: Unknown EmphasisMark style (%d)!", pTCPP->getTextEmphasisMark() ); 207 // fall through 208 case primitive2d::TEXT_EMPHASISMARK_NONE: eFontEmphasisMark = EMPHASISMARK_NONE; break; 209 case primitive2d::TEXT_EMPHASISMARK_DOT: eFontEmphasisMark = EMPHASISMARK_DOT; break; 210 case primitive2d::TEXT_EMPHASISMARK_CIRCLE: eFontEmphasisMark = EMPHASISMARK_CIRCLE; break; 211 case primitive2d::TEXT_EMPHASISMARK_DISC: eFontEmphasisMark = EMPHASISMARK_DISC; break; 212 case primitive2d::TEXT_EMPHASISMARK_ACCENT: eFontEmphasisMark = EMPHASISMARK_ACCENT; break; 213 } 214 215 if( eFontEmphasisMark != EMPHASISMARK_NONE ) 216 { 217 DBG_ASSERT( (pTCPP->getEmphasisMarkAbove() != pTCPP->getEmphasisMarkBelow()), 218 "DrawingLayer: Bad EmphasisMark position!" ); 219 if( pTCPP->getEmphasisMarkAbove() ) 220 eFontEmphasisMark |= EMPHASISMARK_POS_ABOVE; 221 else 222 eFontEmphasisMark |= EMPHASISMARK_POS_BELOW; 223 aFont.SetEmphasisMark( eFontEmphasisMark ); 224 } 225 226 // set Relief attribute 227 FontRelief eFontRelief = RELIEF_NONE; 228 switch( pTCPP->getTextRelief() ) 229 { 230 default: 231 DBG_WARNING1( "DrawingLayer: Unknown Relief style (%d)!", pTCPP->getTextRelief() ); 232 // fall through 233 case primitive2d::TEXT_RELIEF_NONE: eFontRelief = RELIEF_NONE; break; 234 case primitive2d::TEXT_RELIEF_EMBOSSED: eFontRelief = RELIEF_EMBOSSED; break; 235 case primitive2d::TEXT_RELIEF_ENGRAVED: eFontRelief = RELIEF_ENGRAVED; break; 236 } 237 238 if( eFontRelief != RELIEF_NONE ) 239 aFont.SetRelief( eFontRelief ); 240 241 // set Shadow attribute 242 if( pTCPP->getShadow() ) 243 aFont.SetShadow( true ); 244 } 245 246 // create transformed integer DXArray in view coordinate system 247 ::std::vector< sal_Int32 > aTransformedDXArray; 248 249 if(rTextCandidate.getDXArray().size()) 250 { 251 aTransformedDXArray.reserve(rTextCandidate.getDXArray().size()); 252 const basegfx::B2DVector aPixelVector(maCurrentTransformation * basegfx::B2DVector(1.0, 0.0)); 253 const double fPixelVectorFactor(aPixelVector.getLength()); 254 255 for(::std::vector< double >::const_iterator aStart(rTextCandidate.getDXArray().begin()); 256 aStart != rTextCandidate.getDXArray().end(); aStart++) 257 { 258 aTransformedDXArray.push_back(basegfx::fround((*aStart) * fPixelVectorFactor)); 259 } 260 } 261 262 // set parameters and paint text snippet 263 const basegfx::BColor aRGBFontColor(maBColorModifierStack.getModifiedColor(rTextCandidate.getFontColor())); 264 const basegfx::B2DPoint aPoint(aLocalTransform * basegfx::B2DPoint(0.0, 0.0)); 265 const Point aStartPoint(basegfx::fround(aPoint.getX()), basegfx::fround(aPoint.getY())); 266 const sal_uInt32 nOldLayoutMode(mpOutputDevice->GetLayoutMode()); 267 268 if(rTextCandidate.getFontAttribute().getRTL()) 269 { 270 sal_uInt32 nRTLLayoutMode(nOldLayoutMode & ~(TEXT_LAYOUT_COMPLEX_DISABLED|TEXT_LAYOUT_BIDI_STRONG)); 271 nRTLLayoutMode |= TEXT_LAYOUT_BIDI_RTL|TEXT_LAYOUT_TEXTORIGIN_LEFT; 272 mpOutputDevice->SetLayoutMode(nRTLLayoutMode); 273 } 274 275 mpOutputDevice->SetFont(aFont); 276 mpOutputDevice->SetTextColor(Color(aRGBFontColor)); 277 278 if(aTransformedDXArray.size()) 279 { 280 mpOutputDevice->DrawTextArray( 281 aStartPoint, 282 rTextCandidate.getText(), 283 &(aTransformedDXArray[0]), 284 rTextCandidate.getTextPosition(), 285 rTextCandidate.getTextLength()); 286 } 287 else 288 { 289 mpOutputDevice->DrawText( 290 aStartPoint, 291 rTextCandidate.getText(), 292 rTextCandidate.getTextPosition(), 293 rTextCandidate.getTextLength()); 294 } 295 296 if(rTextCandidate.getFontAttribute().getRTL()) 297 { 298 mpOutputDevice->SetLayoutMode(nOldLayoutMode); 299 } 300 301 bPrimitiveAccepted = true; 302 } 303 } 304 305 if(!bPrimitiveAccepted) 306 { 307 // let break down 308 process(rTextCandidate.get2DDecomposition(getViewInformation2D())); 309 } 310 } 311 312 // direct draw of hairline 313 void VclProcessor2D::RenderPolygonHairlinePrimitive2D(const primitive2d::PolygonHairlinePrimitive2D& rPolygonCandidate, bool bPixelBased) 314 { 315 const basegfx::BColor aHairlineColor(maBColorModifierStack.getModifiedColor(rPolygonCandidate.getBColor())); 316 mpOutputDevice->SetLineColor(Color(aHairlineColor)); 317 mpOutputDevice->SetFillColor(); 318 319 basegfx::B2DPolygon aLocalPolygon(rPolygonCandidate.getB2DPolygon()); 320 aLocalPolygon.transform(maCurrentTransformation); 321 322 static bool bCheckTrapezoidDecomposition(false); 323 static bool bShowOutlinesThere(false); 324 if(bCheckTrapezoidDecomposition) 325 { 326 // clip against discrete ViewPort 327 const basegfx::B2DRange& rDiscreteViewport = getViewInformation2D().getDiscreteViewport(); 328 basegfx::B2DPolyPolygon aLocalPolyPolygon(basegfx::tools::clipPolygonOnRange( 329 aLocalPolygon, rDiscreteViewport, true, false)); 330 331 if(aLocalPolyPolygon.count()) 332 { 333 // subdivide 334 aLocalPolyPolygon = basegfx::tools::adaptiveSubdivideByDistance( 335 aLocalPolyPolygon, 0.5); 336 337 // trapezoidize 338 static double fLineWidth(2.0); 339 basegfx::B2DTrapezoidVector aB2DTrapezoidVector; 340 basegfx::tools::createLineTrapezoidFromB2DPolyPolygon(aB2DTrapezoidVector, aLocalPolyPolygon, fLineWidth); 341 342 const sal_uInt32 nCount(aB2DTrapezoidVector.size()); 343 344 if(nCount) 345 { 346 basegfx::BColor aInvPolygonColor(aHairlineColor); 347 aInvPolygonColor.invert(); 348 349 for(sal_uInt32 a(0); a < nCount; a++) 350 { 351 const basegfx::B2DPolygon aTempPolygon(aB2DTrapezoidVector[a].getB2DPolygon()); 352 353 if(bShowOutlinesThere) 354 { 355 mpOutputDevice->SetFillColor(Color(aHairlineColor)); 356 mpOutputDevice->SetLineColor(); 357 } 358 359 mpOutputDevice->DrawPolygon(aTempPolygon); 360 361 if(bShowOutlinesThere) 362 { 363 mpOutputDevice->SetFillColor(); 364 mpOutputDevice->SetLineColor(Color(aInvPolygonColor)); 365 mpOutputDevice->DrawPolyLine(aTempPolygon, 0.0); 366 } 367 } 368 } 369 } 370 } 371 else 372 { 373 if(bPixelBased && getOptionsDrawinglayer().IsAntiAliasing() && getOptionsDrawinglayer().IsSnapHorVerLinesToDiscrete()) 374 { 375 // #i98289# 376 // when a Hairline is painted and AntiAliasing is on the option SnapHorVerLinesToDiscrete 377 // allows to suppress AntiAliasing for pure horizontal or vertical lines. This is done since 378 // not-AntiAliased such lines look more pleasing to the eye (e.g. 2D chart content). This 379 // NEEDS to be done in discrete coordinates, so only useful for pixel based rendering. 380 aLocalPolygon = basegfx::tools::snapPointsOfHorizontalOrVerticalEdges(aLocalPolygon); 381 } 382 383 mpOutputDevice->DrawPolyLine(aLocalPolygon, 0.0); 384 } 385 } 386 387 // direct draw of transformed BitmapEx primitive 388 void VclProcessor2D::RenderBitmapPrimitive2D(const primitive2d::BitmapPrimitive2D& rBitmapCandidate) 389 { 390 // check local ViewPort 391 const basegfx::B2DRange& rDiscreteViewPort(getViewInformation2D().getDiscreteViewport()); 392 const basegfx::B2DHomMatrix aLocalTransform(maCurrentTransformation * rBitmapCandidate.getTransform()); 393 394 if(!rDiscreteViewPort.isEmpty()) 395 { 396 // check if we are visible 397 basegfx::B2DRange aUnitRange(0.0, 0.0, 1.0, 1.0); 398 399 aUnitRange.transform(aLocalTransform); 400 401 if(!aUnitRange.overlaps(rDiscreteViewPort)) 402 { 403 return; 404 } 405 } 406 407 BitmapEx aBitmapEx(rBitmapCandidate.getBitmapEx()); 408 409 if(maBColorModifierStack.count()) 410 { 411 aBitmapEx = aBitmapEx.ModifyBitmapEx(maBColorModifierStack); 412 413 if(aBitmapEx.IsEmpty()) 414 { 415 // color gets completely replaced, get it 416 const basegfx::BColor aModifiedColor(maBColorModifierStack.getModifiedColor(basegfx::BColor())); 417 basegfx::B2DPolygon aPolygon(basegfx::tools::createUnitPolygon()); 418 aPolygon.transform(aLocalTransform); 419 420 mpOutputDevice->SetFillColor(Color(aModifiedColor)); 421 mpOutputDevice->SetLineColor(); 422 mpOutputDevice->DrawPolygon(aPolygon); 423 424 return; 425 } 426 } 427 428 // decompose matrix to check for shear, rotate and mirroring 429 basegfx::B2DVector aScale, aTranslate; 430 double fRotate, fShearX; 431 432 aLocalTransform.decompose(aScale, aTranslate, fRotate, fShearX); 433 434 const bool bRotated(!basegfx::fTools::equalZero(fRotate)); 435 const bool bSheared(!basegfx::fTools::equalZero(fShearX)); 436 437 if(!aBitmapEx.IsTransparent() && (bSheared || bRotated)) 438 { 439 // parts will be uncovered, extend aBitmapEx with a mask bitmap 440 const Bitmap aContent(aBitmapEx.GetBitmap()); 441 aBitmapEx = BitmapEx(aContent, Bitmap(aContent.GetSizePixel(), 1)); 442 } 443 444 // draw using OutputDevice'sDrawTransformedBitmapEx 445 mpOutputDevice->DrawTransformedBitmapEx(aLocalTransform, aBitmapEx); 446 } 447 448 void VclProcessor2D::RenderFillGraphicPrimitive2D(const primitive2d::FillGraphicPrimitive2D& rFillBitmapCandidate) 449 { 450 const attribute::FillGraphicAttribute& rFillGraphicAttribute(rFillBitmapCandidate.getFillGraphic()); 451 bool bPrimitiveAccepted(false); 452 static bool bTryTilingDirect = true; 453 454 // #121194# when tiling is used and content is bitmap-based, do direct tiling in the 455 // renderer on pixel base to ensure tight fitting. Do not do this when 456 // the fill is rotated or sheared. 457 458 // ovveride static bool (for debug) and tiling is active 459 if(bTryTilingDirect && rFillGraphicAttribute.getTiling()) 460 { 461 // content is bitmap(ex) 462 // 463 // for SVG support, force decomposition when SVG is present. This will lead to use 464 // the primitive representation of the svg directly. 465 // 466 // when graphic is animated, force decomposition to use the correct graphic, else 467 // fill style will not be animated 468 if(GRAPHIC_BITMAP == rFillGraphicAttribute.getGraphic().GetType() 469 && !rFillGraphicAttribute.getGraphic().getSvgData().get() 470 && !rFillGraphicAttribute.getGraphic().IsAnimated()) 471 { 472 // decompose matrix to check for shear, rotate and mirroring 473 basegfx::B2DHomMatrix aLocalTransform(maCurrentTransformation * rFillBitmapCandidate.getTransformation()); 474 basegfx::B2DVector aScale, aTranslate; 475 double fRotate, fShearX; 476 aLocalTransform.decompose(aScale, aTranslate, fRotate, fShearX); 477 478 // when nopt rotated/sheared 479 if(basegfx::fTools::equalZero(fRotate) && basegfx::fTools::equalZero(fShearX)) 480 { 481 // no shear or rotate, draw direct in pixel coordinates 482 bPrimitiveAccepted = true; 483 484 // transform object range to device coordinates (pixels). Use 485 // the device transformation for better accuracy 486 basegfx::B2DRange aObjectRange(aTranslate, aTranslate + aScale); 487 aObjectRange.transform(mpOutputDevice->GetViewTransformation()); 488 489 // extract discrete size of object 490 const sal_Int32 nOWidth(basegfx::fround(aObjectRange.getWidth())); 491 const sal_Int32 nOHeight(basegfx::fround(aObjectRange.getHeight())); 492 493 // only do something when object has a size in discrete units 494 if(nOWidth > 0 && nOHeight > 0) 495 { 496 // transform graphic range to device coordinates (pixels). Use 497 // the device transformation for better accuracy 498 basegfx::B2DRange aGraphicRange(rFillGraphicAttribute.getGraphicRange()); 499 aGraphicRange.transform(mpOutputDevice->GetViewTransformation() * aLocalTransform); 500 501 // extract discrete size of graphic 502 const sal_Int32 nBWidth(basegfx::fround(aGraphicRange.getWidth())); 503 const sal_Int32 nBHeight(basegfx::fround(aGraphicRange.getHeight())); 504 505 // only do something when bitmap fill has a size in discrete units 506 if(nBWidth > 0 && nBHeight > 0) 507 { 508 // nBWidth, nBHeight is the pixel size of the neede bitmap. To not need to scale it 509 // in vcl many times, create a size-optimized version 510 const Size aNeededBitmapSizePixel(nBWidth, nBHeight); 511 BitmapEx aBitmapEx(rFillGraphicAttribute.getGraphic().GetBitmapEx()); 512 static bool bEnablePreScaling(true); 513 const bool bPreScaled(bEnablePreScaling && nBWidth * nBHeight < (250 * 250)); 514 515 if(bPreScaled) 516 { 517 // ... but only up to a maximum size, else it gets too expensive 518 aBitmapEx.Scale(aNeededBitmapSizePixel, BMP_SCALE_INTERPOLATE); 519 } 520 521 bool bPainted(false); 522 523 if(maBColorModifierStack.count()) 524 { 525 // when color modifier, apply to bitmap 526 aBitmapEx = aBitmapEx.ModifyBitmapEx(maBColorModifierStack); 527 528 // impModifyBitmapEx uses empty bitmap as sign to return that 529 // the content will be completely replaced to mono color, use shortcut 530 if(aBitmapEx.IsEmpty()) 531 { 532 // color gets completely replaced, get it 533 const basegfx::BColor aModifiedColor(maBColorModifierStack.getModifiedColor(basegfx::BColor())); 534 basegfx::B2DPolygon aPolygon(basegfx::tools::createUnitPolygon()); 535 aPolygon.transform(aLocalTransform); 536 537 mpOutputDevice->SetFillColor(Color(aModifiedColor)); 538 mpOutputDevice->SetLineColor(); 539 mpOutputDevice->DrawPolygon(aPolygon); 540 541 bPainted = true; 542 } 543 } 544 545 if(!bPainted) 546 { 547 sal_Int32 nBLeft(basegfx::fround(aGraphicRange.getMinX())); 548 sal_Int32 nBTop(basegfx::fround(aGraphicRange.getMinY())); 549 const sal_Int32 nOLeft(basegfx::fround(aObjectRange.getMinX())); 550 const sal_Int32 nOTop(basegfx::fround(aObjectRange.getMinY())); 551 sal_Int32 nPosX(0); 552 sal_Int32 nPosY(0); 553 554 if(nBLeft > nOLeft) 555 { 556 const sal_Int32 nDiff((nBLeft / nBWidth) + 1); 557 558 nPosX -= nDiff; 559 nBLeft -= nDiff * nBWidth; 560 } 561 562 if(nBLeft + nBWidth <= nOLeft) 563 { 564 const sal_Int32 nDiff(-nBLeft / nBWidth); 565 566 nPosX += nDiff; 567 nBLeft += nDiff * nBWidth; 568 } 569 570 if(nBTop > nOTop) 571 { 572 const sal_Int32 nDiff((nBTop / nBHeight) + 1); 573 574 nPosY -= nDiff; 575 nBTop -= nDiff * nBHeight; 576 } 577 578 if(nBTop + nBHeight <= nOTop) 579 { 580 const sal_Int32 nDiff(-nBTop / nBHeight); 581 582 nPosY += nDiff; 583 nBTop += nDiff * nBHeight; 584 } 585 586 // prepare OutDev 587 const Point aEmptyPoint(0, 0); 588 const Rectangle aVisiblePixel(aEmptyPoint, mpOutputDevice->GetOutputSizePixel()); 589 const bool bWasEnabled(mpOutputDevice->IsMapModeEnabled()); 590 mpOutputDevice->EnableMapMode(false); 591 592 // check if offset is used 593 const sal_Int32 nOffsetX(basegfx::fround(rFillGraphicAttribute.getOffsetX() * nBWidth)); 594 595 if(nOffsetX) 596 { 597 // offset in X, so iterate over Y first and draw lines 598 for(sal_Int32 nYPos(nBTop); nYPos < nOTop + nOHeight; nYPos += nBHeight, nPosY++) 599 { 600 for(sal_Int32 nXPos(nPosY % 2 ? nBLeft - nBWidth + nOffsetX : nBLeft); 601 nXPos < nOLeft + nOWidth; nXPos += nBWidth) 602 { 603 const Rectangle aOutRectPixel(Point(nXPos, nYPos), aNeededBitmapSizePixel); 604 605 if(aOutRectPixel.IsOver(aVisiblePixel)) 606 { 607 if(bPreScaled) 608 { 609 mpOutputDevice->DrawBitmapEx(aOutRectPixel.TopLeft(), aBitmapEx); 610 } 611 else 612 { 613 mpOutputDevice->DrawBitmapEx(aOutRectPixel.TopLeft(), aNeededBitmapSizePixel, aBitmapEx); 614 } 615 } 616 } 617 } 618 } 619 else 620 { 621 // check if offset is used 622 const sal_Int32 nOffsetY(basegfx::fround(rFillGraphicAttribute.getOffsetY() * nBHeight)); 623 624 // possible offset in Y, so iterate over X first and draw columns 625 for(sal_Int32 nXPos(nBLeft); nXPos < nOLeft + nOWidth; nXPos += nBWidth, nPosX++) 626 { 627 for(sal_Int32 nYPos(nPosX % 2 ? nBTop - nBHeight + nOffsetY : nBTop); 628 nYPos < nOTop + nOHeight; nYPos += nBHeight) 629 { 630 const Rectangle aOutRectPixel(Point(nXPos, nYPos), aNeededBitmapSizePixel); 631 632 if(aOutRectPixel.IsOver(aVisiblePixel)) 633 { 634 if(bPreScaled) 635 { 636 mpOutputDevice->DrawBitmapEx(aOutRectPixel.TopLeft(), aBitmapEx); 637 } 638 else 639 { 640 mpOutputDevice->DrawBitmapEx(aOutRectPixel.TopLeft(), aNeededBitmapSizePixel, aBitmapEx); 641 } 642 } 643 } 644 } 645 } 646 647 // restore OutDev 648 mpOutputDevice->EnableMapMode(bWasEnabled); 649 } 650 } 651 } 652 } 653 } 654 } 655 656 if(!bPrimitiveAccepted) 657 { 658 // do not accept, use decomposition 659 process(rFillBitmapCandidate.get2DDecomposition(getViewInformation2D())); 660 } 661 } 662 663 // direct draw of Graphic 664 void VclProcessor2D::RenderPolyPolygonGraphicPrimitive2D(const primitive2d::PolyPolygonGraphicPrimitive2D& rPolygonCandidate) 665 { 666 bool bDone(false); 667 const basegfx::B2DPolyPolygon& rPolyPolygon = rPolygonCandidate.getB2DPolyPolygon(); 668 669 // #121194# Todo: check if this works 670 if(!rPolyPolygon.count()) 671 { 672 // empty polyPolygon, done 673 bDone = true; 674 } 675 else 676 { 677 const attribute::FillGraphicAttribute& rFillGraphicAttribute = rPolygonCandidate.getFillGraphic(); 678 679 // try to catch cases where the graphic will be color-modified to a single 680 // color (e.g. shadow) 681 switch(rFillGraphicAttribute.getGraphic().GetType()) 682 { 683 case GRAPHIC_GDIMETAFILE: 684 { 685 // metafiles are potentially transparent, cannot optimize�, not done 686 break; 687 } 688 case GRAPHIC_BITMAP: 689 { 690 if(!rFillGraphicAttribute.getGraphic().IsTransparent() && !rFillGraphicAttribute.getGraphic().IsAlpha()) 691 { 692 // bitmap is not transparent and has no alpha 693 const sal_uInt32 nBColorModifierStackCount(maBColorModifierStack.count()); 694 695 if(nBColorModifierStackCount) 696 { 697 const basegfx::BColorModifier& rTopmostModifier = maBColorModifierStack.getBColorModifier(nBColorModifierStackCount - 1); 698 699 if(basegfx::BCOLORMODIFYMODE_REPLACE == rTopmostModifier.getMode()) 700 { 701 // the bitmap fill is in unified color, so we can replace it with 702 // a single polygon fill. The form of the fill depends on tiling 703 if(rFillGraphicAttribute.getTiling()) 704 { 705 // with tiling, fill the whole PolyPolygon with the modifier color 706 basegfx::B2DPolyPolygon aLocalPolyPolygon(rPolyPolygon); 707 708 aLocalPolyPolygon.transform(maCurrentTransformation); 709 mpOutputDevice->SetLineColor(); 710 mpOutputDevice->SetFillColor(Color(rTopmostModifier.getBColor())); 711 mpOutputDevice->DrawPolyPolygon(aLocalPolyPolygon); 712 } 713 else 714 { 715 // without tiling, only the area common to the bitmap tile and the 716 // PolyPolygon is filled. Create the bitmap tile area in object 717 // coordinates. For this, the object transformation needs to be created 718 // from the already scaled PolyPolygon. The tile area in object 719 // coordinates wil always be non-rotated, so it's not necessary to 720 // work with a polygon here 721 basegfx::B2DRange aTileRange(rFillGraphicAttribute.getGraphicRange()); 722 const basegfx::B2DRange aPolyPolygonRange(rPolyPolygon.getB2DRange()); 723 const basegfx::B2DHomMatrix aNewObjectTransform( 724 basegfx::tools::createScaleTranslateB2DHomMatrix( 725 aPolyPolygonRange.getRange(), 726 aPolyPolygonRange.getMinimum())); 727 728 aTileRange.transform(aNewObjectTransform); 729 730 // now clip the object polyPolygon against the tile range 731 // to get the common area 732 basegfx::B2DPolyPolygon aTarget = basegfx::tools::clipPolyPolygonOnRange( 733 rPolyPolygon, 734 aTileRange, 735 true, 736 false); 737 738 if(aTarget.count()) 739 { 740 aTarget.transform(maCurrentTransformation); 741 mpOutputDevice->SetLineColor(); 742 mpOutputDevice->SetFillColor(Color(rTopmostModifier.getBColor())); 743 mpOutputDevice->DrawPolyPolygon(aTarget); 744 } 745 } 746 747 // simplified output executed, we are done 748 bDone = true; 749 } 750 } 751 } 752 break; 753 } 754 default: //GRAPHIC_NONE, GRAPHIC_DEFAULT 755 { 756 // empty graphic, we are done 757 bDone = true; 758 break; 759 } 760 } 761 } 762 763 if(!bDone) 764 { 765 // use default decomposition 766 process(rPolygonCandidate.get2DDecomposition(getViewInformation2D())); 767 } 768 } 769 770 // direct draw of PolyPolygon with color 771 void VclProcessor2D::RenderPolyPolygonColorPrimitive2D(const primitive2d::PolyPolygonColorPrimitive2D& rPolygonCandidate) 772 { 773 const basegfx::BColor aPolygonColor(maBColorModifierStack.getModifiedColor(rPolygonCandidate.getBColor())); 774 mpOutputDevice->SetFillColor(Color(aPolygonColor)); 775 mpOutputDevice->SetLineColor(); 776 777 basegfx::B2DPolyPolygon aLocalPolyPolygon(rPolygonCandidate.getB2DPolyPolygon()); 778 aLocalPolyPolygon.transform(maCurrentTransformation); 779 780 static bool bCheckTrapezoidDecomposition(false); 781 static bool bShowOutlinesThere(false); 782 if(bCheckTrapezoidDecomposition) 783 { 784 // clip against discrete ViewPort 785 const basegfx::B2DRange& rDiscreteViewport = getViewInformation2D().getDiscreteViewport(); 786 aLocalPolyPolygon = basegfx::tools::clipPolyPolygonOnRange( 787 aLocalPolyPolygon, rDiscreteViewport, true, false); 788 789 if(aLocalPolyPolygon.count()) 790 { 791 // subdivide 792 aLocalPolyPolygon = basegfx::tools::adaptiveSubdivideByDistance( 793 aLocalPolyPolygon, 0.5); 794 795 // trapezoidize 796 basegfx::B2DTrapezoidVector aB2DTrapezoidVector; 797 basegfx::tools::trapezoidSubdivide(aB2DTrapezoidVector, aLocalPolyPolygon); 798 799 const sal_uInt32 nCount(aB2DTrapezoidVector.size()); 800 801 if(nCount) 802 { 803 basegfx::BColor aInvPolygonColor(aPolygonColor); 804 aInvPolygonColor.invert(); 805 806 for(sal_uInt32 a(0); a < nCount; a++) 807 { 808 const basegfx::B2DPolygon aTempPolygon(aB2DTrapezoidVector[a].getB2DPolygon()); 809 810 if(bShowOutlinesThere) 811 { 812 mpOutputDevice->SetFillColor(Color(aPolygonColor)); 813 mpOutputDevice->SetLineColor(); 814 } 815 816 mpOutputDevice->DrawPolygon(aTempPolygon); 817 818 if(bShowOutlinesThere) 819 { 820 mpOutputDevice->SetFillColor(); 821 mpOutputDevice->SetLineColor(Color(aInvPolygonColor)); 822 mpOutputDevice->DrawPolyLine(aTempPolygon, 0.0); 823 } 824 } 825 } 826 } 827 } 828 else 829 { 830 mpOutputDevice->DrawPolyPolygon(aLocalPolyPolygon); 831 832 if(mnPolygonStrokePrimitive2D 833 && getOptionsDrawinglayer().IsAntiAliasing() 834 && (mpOutputDevice->GetAntialiasing() & ANTIALIASING_ENABLE_B2DDRAW)) 835 { 836 // when AA is on and this filled polygons are the result of stroked line geometry, 837 // draw the geometry once extra as lines to avoid AA 'gaps' between partial polygons 838 mpOutputDevice->SetFillColor(); 839 mpOutputDevice->SetLineColor(Color(aPolygonColor)); 840 const sal_uInt32 nCount(aLocalPolyPolygon.count()); 841 842 for(sal_uInt32 a(0); a < nCount; a++) 843 { 844 mpOutputDevice->DrawPolyLine(aLocalPolyPolygon.getB2DPolygon(a), 0.0); 845 } 846 } 847 } 848 } 849 850 // mask group. Force output to VDev and create mask from given mask 851 void VclProcessor2D::RenderMaskPrimitive2DPixel(const primitive2d::MaskPrimitive2D& rMaskCandidate) 852 { 853 if(rMaskCandidate.getChildren().hasElements()) 854 { 855 basegfx::B2DPolyPolygon aMask(rMaskCandidate.getMask()); 856 857 if(aMask.count()) 858 { 859 aMask.transform(maCurrentTransformation); 860 const basegfx::B2DRange aRange(basegfx::tools::getRange(aMask)); 861 impBufferDevice aBufferDevice(*mpOutputDevice, aRange, true); 862 863 if(aBufferDevice.isVisible()) 864 { 865 // remember last OutDev and set to content 866 OutputDevice* pLastOutputDevice = mpOutputDevice; 867 mpOutputDevice = &aBufferDevice.getContent(); 868 869 // paint to it 870 process(rMaskCandidate.getChildren()); 871 872 // back to old OutDev 873 mpOutputDevice = pLastOutputDevice; 874 875 // draw mask 876 if(getOptionsDrawinglayer().IsAntiAliasing()) 877 { 878 // with AA, use 8bit AlphaMask to get nice borders 879 VirtualDevice& rTransparence = aBufferDevice.getTransparence(); 880 rTransparence.SetLineColor(); 881 rTransparence.SetFillColor(COL_BLACK); 882 rTransparence.DrawPolyPolygon(aMask); 883 884 // dump buffer to outdev 885 aBufferDevice.paint(); 886 } 887 else 888 { 889 // No AA, use 1bit mask 890 VirtualDevice& rMask = aBufferDevice.getMask(); 891 rMask.SetLineColor(); 892 rMask.SetFillColor(COL_BLACK); 893 rMask.DrawPolyPolygon(aMask); 894 895 // dump buffer to outdev 896 aBufferDevice.paint(); 897 } 898 } 899 } 900 } 901 } 902 903 // modified color group. Force output to unified color. 904 void VclProcessor2D::RenderModifiedColorPrimitive2D(const primitive2d::ModifiedColorPrimitive2D& rModifiedCandidate) 905 { 906 if(rModifiedCandidate.getChildren().hasElements()) 907 { 908 maBColorModifierStack.push(rModifiedCandidate.getColorModifier()); 909 process(rModifiedCandidate.getChildren()); 910 maBColorModifierStack.pop(); 911 } 912 } 913 914 // unified sub-transparence. Draw to VDev first. 915 void VclProcessor2D::RenderUnifiedTransparencePrimitive2D(const primitive2d::UnifiedTransparencePrimitive2D& rTransCandidate) 916 { 917 static bool bForceToDecomposition(false); 918 919 if(rTransCandidate.getChildren().hasElements()) 920 { 921 if(bForceToDecomposition) 922 { 923 // use decomposition 924 process(rTransCandidate.get2DDecomposition(getViewInformation2D())); 925 } 926 else 927 { 928 if(0.0 == rTransCandidate.getTransparence()) 929 { 930 // no transparence used, so just use the content 931 process(rTransCandidate.getChildren()); 932 } 933 else if(rTransCandidate.getTransparence() > 0.0 && rTransCandidate.getTransparence() < 1.0) 934 { 935 // transparence is in visible range 936 basegfx::B2DRange aRange(primitive2d::getB2DRangeFromPrimitive2DSequence(rTransCandidate.getChildren(), getViewInformation2D())); 937 aRange.transform(maCurrentTransformation); 938 impBufferDevice aBufferDevice(*mpOutputDevice, aRange, true); 939 940 if(aBufferDevice.isVisible()) 941 { 942 // remember last OutDev and set to content 943 OutputDevice* pLastOutputDevice = mpOutputDevice; 944 mpOutputDevice = &aBufferDevice.getContent(); 945 946 // paint content to it 947 process(rTransCandidate.getChildren()); 948 949 // back to old OutDev 950 mpOutputDevice = pLastOutputDevice; 951 952 // dump buffer to outdev using given transparence 953 aBufferDevice.paint(rTransCandidate.getTransparence()); 954 } 955 } 956 } 957 } 958 } 959 960 // sub-transparence group. Draw to VDev first. 961 void VclProcessor2D::RenderTransparencePrimitive2D(const primitive2d::TransparencePrimitive2D& rTransCandidate) 962 { 963 if(rTransCandidate.getChildren().hasElements()) 964 { 965 basegfx::B2DRange aRange(primitive2d::getB2DRangeFromPrimitive2DSequence(rTransCandidate.getChildren(), getViewInformation2D())); 966 aRange.transform(maCurrentTransformation); 967 impBufferDevice aBufferDevice(*mpOutputDevice, aRange, true); 968 969 if(aBufferDevice.isVisible()) 970 { 971 // remember last OutDev and set to content 972 OutputDevice* pLastOutputDevice = mpOutputDevice; 973 mpOutputDevice = &aBufferDevice.getContent(); 974 975 // paint content to it 976 process(rTransCandidate.getChildren()); 977 978 // set to mask 979 mpOutputDevice = &aBufferDevice.getTransparence(); 980 981 // when painting transparence masks, reset the color stack 982 basegfx::BColorModifierStack aLastBColorModifierStack(maBColorModifierStack); 983 maBColorModifierStack = basegfx::BColorModifierStack(); 984 985 // paint mask to it (always with transparence intensities, evtl. with AA) 986 process(rTransCandidate.getTransparence()); 987 988 // back to old color stack 989 maBColorModifierStack = aLastBColorModifierStack; 990 991 // back to old OutDev 992 mpOutputDevice = pLastOutputDevice; 993 994 // dump buffer to outdev 995 aBufferDevice.paint(); 996 } 997 } 998 } 999 1000 // transform group. 1001 void VclProcessor2D::RenderTransformPrimitive2D(const primitive2d::TransformPrimitive2D& rTransformCandidate) 1002 { 1003 // remember current transformation and ViewInformation 1004 const basegfx::B2DHomMatrix aLastCurrentTransformation(maCurrentTransformation); 1005 const geometry::ViewInformation2D aLastViewInformation2D(getViewInformation2D()); 1006 1007 // create new transformations for CurrentTransformation 1008 // and for local ViewInformation2D 1009 maCurrentTransformation = maCurrentTransformation * rTransformCandidate.getTransformation(); 1010 const geometry::ViewInformation2D aViewInformation2D( 1011 getViewInformation2D().getObjectTransformation() * rTransformCandidate.getTransformation(), 1012 getViewInformation2D().getViewTransformation(), 1013 getViewInformation2D().getViewport(), 1014 getViewInformation2D().getVisualizedPage(), 1015 getViewInformation2D().getViewTime(), 1016 getViewInformation2D().getExtendedInformationSequence()); 1017 updateViewInformation(aViewInformation2D); 1018 1019 // proccess content 1020 process(rTransformCandidate.getChildren()); 1021 1022 // restore transformations 1023 maCurrentTransformation = aLastCurrentTransformation; 1024 updateViewInformation(aLastViewInformation2D); 1025 } 1026 1027 // new XDrawPage for ViewInformation2D 1028 void VclProcessor2D::RenderPagePreviewPrimitive2D(const primitive2d::PagePreviewPrimitive2D& rPagePreviewCandidate) 1029 { 1030 // remember current transformation and ViewInformation 1031 const geometry::ViewInformation2D aLastViewInformation2D(getViewInformation2D()); 1032 1033 // create new local ViewInformation2D 1034 const geometry::ViewInformation2D aViewInformation2D( 1035 getViewInformation2D().getObjectTransformation(), 1036 getViewInformation2D().getViewTransformation(), 1037 getViewInformation2D().getViewport(), 1038 rPagePreviewCandidate.getXDrawPage(), 1039 getViewInformation2D().getViewTime(), 1040 getViewInformation2D().getExtendedInformationSequence()); 1041 updateViewInformation(aViewInformation2D); 1042 1043 // proccess decomposed content 1044 process(rPagePreviewCandidate.get2DDecomposition(getViewInformation2D())); 1045 1046 // restore transformations 1047 updateViewInformation(aLastViewInformation2D); 1048 } 1049 1050 // marker 1051 void VclProcessor2D::RenderMarkerArrayPrimitive2D(const primitive2d::MarkerArrayPrimitive2D& rMarkArrayCandidate) 1052 { 1053 static bool bCheckCompleteMarkerDecompose(false); 1054 if(bCheckCompleteMarkerDecompose) 1055 { 1056 process(rMarkArrayCandidate.get2DDecomposition(getViewInformation2D())); 1057 return; 1058 } 1059 1060 // get data 1061 const std::vector< basegfx::B2DPoint >& rPositions = rMarkArrayCandidate.getPositions(); 1062 const sal_uInt32 nCount(rPositions.size()); 1063 1064 if(nCount && !rMarkArrayCandidate.getMarker().IsEmpty()) 1065 { 1066 // get pixel size 1067 const BitmapEx& rMarker(rMarkArrayCandidate.getMarker()); 1068 const Size aBitmapSize(rMarker.GetSizePixel()); 1069 1070 if(aBitmapSize.Width() && aBitmapSize.Height()) 1071 { 1072 // get discrete half size 1073 const basegfx::B2DVector aDiscreteHalfSize( 1074 (aBitmapSize.getWidth() - 1.0) * 0.5, 1075 (aBitmapSize.getHeight() - 1.0) * 0.5); 1076 const bool bWasEnabled(mpOutputDevice->IsMapModeEnabled()); 1077 1078 // do not forget evtl. moved origin in target device MapMode when 1079 // switching it off; it would be missing and lead to wrong positions. 1080 // All his could be done using logic sizes and coordinates, too, but 1081 // we want a 1:1 bitmap rendering here, so it's more safe and faster 1082 // to work with switching off MapMode usage completely. 1083 const Point aOrigin(mpOutputDevice->GetMapMode().GetOrigin()); 1084 1085 mpOutputDevice->EnableMapMode(false); 1086 1087 for(std::vector< basegfx::B2DPoint >::const_iterator aIter(rPositions.begin()); aIter != rPositions.end(); aIter++) 1088 { 1089 const basegfx::B2DPoint aDiscreteTopLeft((maCurrentTransformation * (*aIter)) - aDiscreteHalfSize); 1090 const Point aDiscretePoint(basegfx::fround(aDiscreteTopLeft.getX()), basegfx::fround(aDiscreteTopLeft.getY())); 1091 1092 mpOutputDevice->DrawBitmapEx(aDiscretePoint + aOrigin, rMarker); 1093 } 1094 1095 mpOutputDevice->EnableMapMode(bWasEnabled); 1096 } 1097 } 1098 } 1099 1100 // point 1101 void VclProcessor2D::RenderPointArrayPrimitive2D(const primitive2d::PointArrayPrimitive2D& rPointArrayCandidate) 1102 { 1103 const std::vector< basegfx::B2DPoint >& rPositions = rPointArrayCandidate.getPositions(); 1104 const basegfx::BColor aRGBColor(maBColorModifierStack.getModifiedColor(rPointArrayCandidate.getRGBColor())); 1105 const Color aVCLColor(aRGBColor); 1106 1107 for(std::vector< basegfx::B2DPoint >::const_iterator aIter(rPositions.begin()); aIter != rPositions.end(); aIter++) 1108 { 1109 const basegfx::B2DPoint aViewPosition(maCurrentTransformation * (*aIter)); 1110 const Point aPos(basegfx::fround(aViewPosition.getX()), basegfx::fround(aViewPosition.getY())); 1111 1112 mpOutputDevice->DrawPixel(aPos, aVCLColor); 1113 } 1114 } 1115 1116 void VclProcessor2D::RenderPolygonStrokePrimitive2D(const primitive2d::PolygonStrokePrimitive2D& rPolygonStrokeCandidate) 1117 { 1118 // #i101491# method restructured to clearly use the DrawPolyLine 1119 // calls starting from a deined line width 1120 const attribute::LineAttribute& rLineAttribute = rPolygonStrokeCandidate.getLineAttribute(); 1121 const double fLineWidth(rLineAttribute.getWidth()); 1122 bool bDone(false); 1123 1124 if(basegfx::fTools::more(fLineWidth, 0.0)) 1125 { 1126 const basegfx::B2DVector aDiscreteUnit(maCurrentTransformation * basegfx::B2DVector(fLineWidth, 0.0)); 1127 const double fDiscreteLineWidth(aDiscreteUnit.getLength()); 1128 const attribute::StrokeAttribute& rStrokeAttribute = rPolygonStrokeCandidate.getStrokeAttribute(); 1129 const basegfx::BColor aHairlineColor(maBColorModifierStack.getModifiedColor(rLineAttribute.getColor())); 1130 basegfx::B2DPolyPolygon aHairlinePolyPolygon; 1131 1132 mpOutputDevice->SetLineColor(Color(aHairlineColor)); 1133 mpOutputDevice->SetFillColor(); 1134 1135 if(0.0 == rStrokeAttribute.getFullDotDashLen()) 1136 { 1137 // no line dashing, just copy 1138 aHairlinePolyPolygon.append(rPolygonStrokeCandidate.getB2DPolygon()); 1139 } 1140 else 1141 { 1142 // else apply LineStyle 1143 basegfx::tools::applyLineDashing(rPolygonStrokeCandidate.getB2DPolygon(), 1144 rStrokeAttribute.getDotDashArray(), 1145 &aHairlinePolyPolygon, 0, rStrokeAttribute.getFullDotDashLen()); 1146 } 1147 1148 const sal_uInt32 nCount(aHairlinePolyPolygon.count()); 1149 1150 if(nCount) 1151 { 1152 const bool bAntiAliased(getOptionsDrawinglayer().IsAntiAliasing()); 1153 aHairlinePolyPolygon.transform(maCurrentTransformation); 1154 1155 if(bAntiAliased) 1156 { 1157 if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 1.0)) 1158 { 1159 // line in range ]0.0 .. 1.0[ 1160 // paint as simple hairline 1161 for(sal_uInt32 a(0); a < nCount; a++) 1162 { 1163 mpOutputDevice->DrawPolyLine(aHairlinePolyPolygon.getB2DPolygon(a), 0.0); 1164 } 1165 1166 bDone = true; 1167 } 1168 else if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 2.0)) 1169 { 1170 // line in range [1.0 .. 2.0[ 1171 // paint as 2x2 with dynamic line distance 1172 basegfx::B2DHomMatrix aMat; 1173 const double fDistance(fDiscreteLineWidth - 1.0); 1174 const double fHalfDistance(fDistance * 0.5); 1175 1176 for(sal_uInt32 a(0); a < nCount; a++) 1177 { 1178 basegfx::B2DPolygon aCandidate(aHairlinePolyPolygon.getB2DPolygon(a)); 1179 1180 aMat.set(0, 2, -fHalfDistance); 1181 aMat.set(1, 2, -fHalfDistance); 1182 aCandidate.transform(aMat); 1183 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1184 1185 aMat.set(0, 2, fDistance); 1186 aMat.set(1, 2, 0.0); 1187 aCandidate.transform(aMat); 1188 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1189 1190 aMat.set(0, 2, 0.0); 1191 aMat.set(1, 2, fDistance); 1192 aCandidate.transform(aMat); 1193 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1194 1195 aMat.set(0, 2, -fDistance); 1196 aMat.set(1, 2, 0.0); 1197 aCandidate.transform(aMat); 1198 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1199 } 1200 1201 bDone = true; 1202 } 1203 else if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 3.0)) 1204 { 1205 // line in range [2.0 .. 3.0] 1206 // paint as cross in a 3x3 with dynamic line distance 1207 basegfx::B2DHomMatrix aMat; 1208 const double fDistance((fDiscreteLineWidth - 1.0) * 0.5); 1209 1210 for(sal_uInt32 a(0); a < nCount; a++) 1211 { 1212 basegfx::B2DPolygon aCandidate(aHairlinePolyPolygon.getB2DPolygon(a)); 1213 1214 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1215 1216 aMat.set(0, 2, -fDistance); 1217 aMat.set(1, 2, 0.0); 1218 aCandidate.transform(aMat); 1219 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1220 1221 aMat.set(0, 2, fDistance); 1222 aMat.set(1, 2, -fDistance); 1223 aCandidate.transform(aMat); 1224 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1225 1226 aMat.set(0, 2, fDistance); 1227 aMat.set(1, 2, fDistance); 1228 aCandidate.transform(aMat); 1229 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1230 1231 aMat.set(0, 2, -fDistance); 1232 aMat.set(1, 2, fDistance); 1233 aCandidate.transform(aMat); 1234 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1235 } 1236 1237 bDone = true; 1238 } 1239 else 1240 { 1241 // #i101491# line width above 3.0 1242 } 1243 } 1244 else 1245 { 1246 if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 1.5)) 1247 { 1248 // line width below 1.5, draw the basic hairline polygon 1249 for(sal_uInt32 a(0); a < nCount; a++) 1250 { 1251 mpOutputDevice->DrawPolyLine(aHairlinePolyPolygon.getB2DPolygon(a), 0.0); 1252 } 1253 1254 bDone = true; 1255 } 1256 else if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 2.5)) 1257 { 1258 // line width is in range ]1.5 .. 2.5], use four hairlines 1259 // drawn in a square 1260 for(sal_uInt32 a(0); a < nCount; a++) 1261 { 1262 basegfx::B2DPolygon aCandidate(aHairlinePolyPolygon.getB2DPolygon(a)); 1263 basegfx::B2DHomMatrix aMat; 1264 1265 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1266 1267 aMat.set(0, 2, 1.0); 1268 aMat.set(1, 2, 0.0); 1269 aCandidate.transform(aMat); 1270 1271 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1272 1273 aMat.set(0, 2, 0.0); 1274 aMat.set(1, 2, 1.0); 1275 aCandidate.transform(aMat); 1276 1277 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1278 1279 aMat.set(0, 2, -1.0); 1280 aMat.set(1, 2, 0.0); 1281 aCandidate.transform(aMat); 1282 1283 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1284 } 1285 1286 bDone = true; 1287 } 1288 else 1289 { 1290 // #i101491# line width is above 2.5 1291 } 1292 } 1293 1294 if(!bDone && rPolygonStrokeCandidate.getB2DPolygon().count() > 1000) 1295 { 1296 // #i101491# If the polygon complexity uses more than a given amount, do 1297 // use OuputDevice::DrawPolyLine directly; this will avoid buffering all 1298 // decompositions in primtives (memory) and fallback to old line painting 1299 // for very complex polygons, too 1300 for(sal_uInt32 a(0); a < nCount; a++) 1301 { 1302 mpOutputDevice->DrawPolyLine( 1303 aHairlinePolyPolygon.getB2DPolygon(a), 1304 fDiscreteLineWidth, 1305 rLineAttribute.getLineJoin(), 1306 rLineAttribute.getLineCap()); 1307 } 1308 1309 bDone = true; 1310 } 1311 } 1312 } 1313 1314 if(!bDone) 1315 { 1316 // remeber that we enter a PolygonStrokePrimitive2D decomposition, 1317 // used for AA thick line drawing 1318 mnPolygonStrokePrimitive2D++; 1319 1320 // line width is big enough for standard filled polygon visualisation or zero 1321 process(rPolygonStrokeCandidate.get2DDecomposition(getViewInformation2D())); 1322 1323 // leave PolygonStrokePrimitive2D 1324 mnPolygonStrokePrimitive2D--; 1325 } 1326 } 1327 1328 void VclProcessor2D::RenderEpsPrimitive2D(const primitive2d::EpsPrimitive2D& rEpsPrimitive2D) 1329 { 1330 // The new decomposition of Metafiles made it necessary to add an Eps 1331 // primitive to handle embedded Eps data. On some devices, this can be 1332 // painted directly (mac, printer). 1333 // To be able to handle the replacement correctly, i need to handle it myself 1334 // since DrawEPS will not be able e.g. to rotate the replacement. To be able 1335 // to do that, i added a boolean return to OutputDevice::DrawEPS(..) 1336 // to know when EPS was handled directly already. 1337 basegfx::B2DRange aRange(0.0, 0.0, 1.0, 1.0); 1338 aRange.transform(maCurrentTransformation * rEpsPrimitive2D.getEpsTransform()); 1339 1340 if(!aRange.isEmpty()) 1341 { 1342 const Rectangle aRectangle( 1343 (sal_Int32)floor(aRange.getMinX()), (sal_Int32)floor(aRange.getMinY()), 1344 (sal_Int32)ceil(aRange.getMaxX()), (sal_Int32)ceil(aRange.getMaxY())); 1345 1346 if(!aRectangle.IsEmpty()) 1347 { 1348 // try to paint EPS directly without fallback visualisation 1349 const bool bEPSPaintedDirectly(mpOutputDevice->DrawEPS( 1350 aRectangle.TopLeft(), 1351 aRectangle.GetSize(), 1352 rEpsPrimitive2D.getGfxLink(), 1353 0)); 1354 1355 if(!bEPSPaintedDirectly) 1356 { 1357 // use the decomposition which will correctly handle the 1358 // fallback visualisation using full transformation (e.g. rotation) 1359 process(rEpsPrimitive2D.get2DDecomposition(getViewInformation2D())); 1360 } 1361 } 1362 } 1363 } 1364 1365 void VclProcessor2D::RenderSvgLinearAtomPrimitive2D(const primitive2d::SvgLinearAtomPrimitive2D& rCandidate) 1366 { 1367 const double fDelta(rCandidate.getOffsetB() - rCandidate.getOffsetA()); 1368 1369 if(basegfx::fTools::more(fDelta, 0.0)) 1370 { 1371 const basegfx::BColor aColorA(maBColorModifierStack.getModifiedColor(rCandidate.getColorA())); 1372 const basegfx::BColor aColorB(maBColorModifierStack.getModifiedColor(rCandidate.getColorB())); 1373 const double fDiscreteUnit((getViewInformation2D().getInverseObjectToViewTransformation() * basegfx::B2DVector(1.0, 0.0)).getLength()); 1374 1375 // use color distance and discrete lengths to calculate step count 1376 const sal_uInt32 nSteps(calculateStepsForSvgGradient(aColorA, aColorB, fDelta, fDiscreteUnit)); 1377 1378 // switch off line painting 1379 mpOutputDevice->SetLineColor(); 1380 1381 // prepare polygon in needed width at start position (with discrete overlap) 1382 const basegfx::B2DPolygon aPolygon( 1383 basegfx::tools::createPolygonFromRect( 1384 basegfx::B2DRange( 1385 rCandidate.getOffsetA() - fDiscreteUnit, 1386 0.0, 1387 rCandidate.getOffsetA() + (fDelta / nSteps) + fDiscreteUnit, 1388 1.0))); 1389 1390 1391 // prepare loop ([0.0 .. 1.0[) 1392 double fUnitScale(0.0); 1393 const double fUnitStep(1.0 / nSteps); 1394 1395 // loop and paint 1396 for(sal_uInt32 a(0); a < nSteps; a++, fUnitScale += fUnitStep) 1397 { 1398 basegfx::B2DPolygon aNew(aPolygon); 1399 1400 aNew.transform(maCurrentTransformation * basegfx::tools::createTranslateB2DHomMatrix(fDelta * fUnitScale, 0.0)); 1401 mpOutputDevice->SetFillColor(Color(basegfx::interpolate(aColorA, aColorB, fUnitScale))); 1402 mpOutputDevice->DrawPolyPolygon(basegfx::B2DPolyPolygon(aNew)); 1403 } 1404 } 1405 } 1406 1407 void VclProcessor2D::RenderSvgRadialAtomPrimitive2D(const primitive2d::SvgRadialAtomPrimitive2D& rCandidate) 1408 { 1409 const double fDeltaScale(rCandidate.getScaleB() - rCandidate.getScaleA()); 1410 1411 if(basegfx::fTools::more(fDeltaScale, 0.0)) 1412 { 1413 const basegfx::BColor aColorA(maBColorModifierStack.getModifiedColor(rCandidate.getColorA())); 1414 const basegfx::BColor aColorB(maBColorModifierStack.getModifiedColor(rCandidate.getColorB())); 1415 const double fDiscreteUnit((getViewInformation2D().getInverseObjectToViewTransformation() * basegfx::B2DVector(1.0, 0.0)).getLength()); 1416 1417 // use color distance and discrete lengths to calculate step count 1418 const sal_uInt32 nSteps(calculateStepsForSvgGradient(aColorA, aColorB, fDeltaScale, fDiscreteUnit)); 1419 1420 // switch off line painting 1421 mpOutputDevice->SetLineColor(); 1422 1423 // prepare loop ([0.0 .. 1.0[, full polygons, no polypolygons with holes) 1424 double fUnitScale(0.0); 1425 const double fUnitStep(1.0 / nSteps); 1426 1427 for(sal_uInt32 a(0); a < nSteps; a++, fUnitScale += fUnitStep) 1428 { 1429 basegfx::B2DHomMatrix aTransform; 1430 const double fEndScale(rCandidate.getScaleB() - (fDeltaScale * fUnitScale)); 1431 1432 if(rCandidate.isTranslateSet()) 1433 { 1434 const basegfx::B2DVector aTranslate( 1435 basegfx::interpolate( 1436 rCandidate.getTranslateB(), 1437 rCandidate.getTranslateA(), 1438 fUnitScale)); 1439 1440 aTransform = basegfx::tools::createScaleTranslateB2DHomMatrix( 1441 fEndScale, 1442 fEndScale, 1443 aTranslate.getX(), 1444 aTranslate.getY()); 1445 } 1446 else 1447 { 1448 aTransform = basegfx::tools::createScaleB2DHomMatrix( 1449 fEndScale, 1450 fEndScale); 1451 } 1452 1453 basegfx::B2DPolygon aNew(basegfx::tools::createPolygonFromUnitCircle()); 1454 1455 aNew.transform(maCurrentTransformation * aTransform); 1456 mpOutputDevice->SetFillColor(Color(basegfx::interpolate(aColorB, aColorA, fUnitScale))); 1457 mpOutputDevice->DrawPolyPolygon(basegfx::B2DPolyPolygon(aNew)); 1458 } 1459 } 1460 } 1461 1462 void VclProcessor2D::adaptLineToFillDrawMode() const 1463 { 1464 const sal_uInt32 nOriginalDrawMode(mpOutputDevice->GetDrawMode()); 1465 1466 if(nOriginalDrawMode & (DRAWMODE_BLACKLINE|DRAWMODE_GRAYLINE|DRAWMODE_GHOSTEDLINE|DRAWMODE_WHITELINE|DRAWMODE_SETTINGSLINE)) 1467 { 1468 sal_uInt32 nAdaptedDrawMode(nOriginalDrawMode); 1469 1470 if(nOriginalDrawMode & DRAWMODE_BLACKLINE) 1471 { 1472 nAdaptedDrawMode |= DRAWMODE_BLACKFILL; 1473 } 1474 else 1475 { 1476 nAdaptedDrawMode &= ~DRAWMODE_BLACKFILL; 1477 } 1478 1479 if(nOriginalDrawMode & DRAWMODE_GRAYLINE) 1480 { 1481 nAdaptedDrawMode |= DRAWMODE_GRAYFILL; 1482 } 1483 else 1484 { 1485 nAdaptedDrawMode &= ~DRAWMODE_GRAYFILL; 1486 } 1487 1488 if(nOriginalDrawMode & DRAWMODE_GHOSTEDLINE) 1489 { 1490 nAdaptedDrawMode |= DRAWMODE_GHOSTEDFILL; 1491 } 1492 else 1493 { 1494 nAdaptedDrawMode &= ~DRAWMODE_GHOSTEDFILL; 1495 } 1496 1497 if(nOriginalDrawMode & DRAWMODE_WHITELINE) 1498 { 1499 nAdaptedDrawMode |= DRAWMODE_WHITEFILL; 1500 } 1501 else 1502 { 1503 nAdaptedDrawMode &= ~DRAWMODE_WHITEFILL; 1504 } 1505 1506 if(nOriginalDrawMode & DRAWMODE_SETTINGSLINE) 1507 { 1508 nAdaptedDrawMode |= DRAWMODE_SETTINGSFILL; 1509 } 1510 else 1511 { 1512 nAdaptedDrawMode &= ~DRAWMODE_SETTINGSFILL; 1513 } 1514 1515 mpOutputDevice->SetDrawMode(nAdaptedDrawMode); 1516 } 1517 } 1518 1519 void VclProcessor2D::adaptTextToFillDrawMode() const 1520 { 1521 const sal_uInt32 nOriginalDrawMode(mpOutputDevice->GetDrawMode()); 1522 if(nOriginalDrawMode & (DRAWMODE_BLACKTEXT|DRAWMODE_GRAYTEXT|DRAWMODE_GHOSTEDTEXT|DRAWMODE_WHITETEXT|DRAWMODE_SETTINGSTEXT)) 1523 { 1524 sal_uInt32 nAdaptedDrawMode(nOriginalDrawMode); 1525 1526 if(nOriginalDrawMode & DRAWMODE_BLACKTEXT) 1527 { 1528 nAdaptedDrawMode |= DRAWMODE_BLACKFILL; 1529 } 1530 else 1531 { 1532 nAdaptedDrawMode &= ~DRAWMODE_BLACKFILL; 1533 } 1534 1535 if(nOriginalDrawMode & DRAWMODE_GRAYTEXT) 1536 { 1537 nAdaptedDrawMode |= DRAWMODE_GRAYFILL; 1538 } 1539 else 1540 { 1541 nAdaptedDrawMode &= ~DRAWMODE_GRAYFILL; 1542 } 1543 1544 if(nOriginalDrawMode & DRAWMODE_GHOSTEDTEXT) 1545 { 1546 nAdaptedDrawMode |= DRAWMODE_GHOSTEDFILL; 1547 } 1548 else 1549 { 1550 nAdaptedDrawMode &= ~DRAWMODE_GHOSTEDFILL; 1551 } 1552 1553 if(nOriginalDrawMode & DRAWMODE_WHITETEXT) 1554 { 1555 nAdaptedDrawMode |= DRAWMODE_WHITEFILL; 1556 } 1557 else 1558 { 1559 nAdaptedDrawMode &= ~DRAWMODE_WHITEFILL; 1560 } 1561 1562 if(nOriginalDrawMode & DRAWMODE_SETTINGSTEXT) 1563 { 1564 nAdaptedDrawMode |= DRAWMODE_SETTINGSFILL; 1565 } 1566 else 1567 { 1568 nAdaptedDrawMode &= ~DRAWMODE_SETTINGSFILL; 1569 } 1570 1571 mpOutputDevice->SetDrawMode(nAdaptedDrawMode); 1572 } 1573 } 1574 1575 ////////////////////////////////////////////////////////////////////////////// 1576 // process support 1577 1578 VclProcessor2D::VclProcessor2D( 1579 const geometry::ViewInformation2D& rViewInformation, 1580 OutputDevice& rOutDev) 1581 : BaseProcessor2D(rViewInformation), 1582 mpOutputDevice(&rOutDev), 1583 maBColorModifierStack(), 1584 maCurrentTransformation(), 1585 maDrawinglayerOpt(), 1586 mnPolygonStrokePrimitive2D(0) 1587 { 1588 // set digit language, derived from SvtCTLOptions to have the correct 1589 // number display for arabic/hindi numerals 1590 const SvtCTLOptions aSvtCTLOptions; 1591 LanguageType eLang(LANGUAGE_SYSTEM); 1592 1593 if(SvtCTLOptions::NUMERALS_HINDI == aSvtCTLOptions.GetCTLTextNumerals()) 1594 { 1595 eLang = LANGUAGE_ARABIC_SAUDI_ARABIA; 1596 } 1597 else if(SvtCTLOptions::NUMERALS_ARABIC == aSvtCTLOptions.GetCTLTextNumerals()) 1598 { 1599 eLang = LANGUAGE_ENGLISH; 1600 } 1601 else 1602 { 1603 eLang = (LanguageType)Application::GetSettings().GetLanguage(); 1604 } 1605 1606 rOutDev.SetDigitLanguage(eLang); 1607 } 1608 1609 VclProcessor2D::~VclProcessor2D() 1610 { 1611 } 1612 } // end of namespace processor2d 1613 } // end of namespace drawinglayer 1614 1615 ////////////////////////////////////////////////////////////////////////////// 1616 // eof 1617