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 BitmapEx aBitmapEx(rBitmapCandidate.getBitmapEx()); 391 const basegfx::B2DHomMatrix aLocalTransform(maCurrentTransformation * rBitmapCandidate.getTransform()); 392 393 if(maBColorModifierStack.count()) 394 { 395 aBitmapEx = aBitmapEx.ModifyBitmapEx(maBColorModifierStack); 396 397 if(aBitmapEx.IsEmpty()) 398 { 399 // color gets completely replaced, get it 400 const basegfx::BColor aModifiedColor(maBColorModifierStack.getModifiedColor(basegfx::BColor())); 401 basegfx::B2DPolygon aPolygon(basegfx::tools::createUnitPolygon()); 402 aPolygon.transform(aLocalTransform); 403 404 mpOutputDevice->SetFillColor(Color(aModifiedColor)); 405 mpOutputDevice->SetLineColor(); 406 mpOutputDevice->DrawPolygon(aPolygon); 407 408 return; 409 } 410 } 411 412 // decompose matrix to check for shear, rotate and mirroring 413 basegfx::B2DVector aScale, aTranslate; 414 double fRotate, fShearX; 415 416 aLocalTransform.decompose(aScale, aTranslate, fRotate, fShearX); 417 418 const bool bRotated(!basegfx::fTools::equalZero(fRotate)); 419 const bool bSheared(!basegfx::fTools::equalZero(fShearX)); 420 421 if(!aBitmapEx.IsTransparent() && (bSheared || bRotated)) 422 { 423 // parts will be uncovered, extend aBitmapEx with a mask bitmap 424 const Bitmap aContent(aBitmapEx.GetBitmap()); 425 #if defined(MACOSX) 426 const AlphaMask aMaskBmp( aContent.GetSizePixel()); 427 #else 428 const Bitmap aMaskBmp( aContent.GetSizePixel(), 1); 429 #endif 430 aBitmapEx = BitmapEx(aContent, aMaskBmp); 431 } 432 433 // draw using OutputDevice'sDrawTransformedBitmapEx 434 mpOutputDevice->DrawTransformedBitmapEx(aLocalTransform, aBitmapEx); 435 } 436 437 void VclProcessor2D::RenderFillGraphicPrimitive2D(const primitive2d::FillGraphicPrimitive2D& rFillBitmapCandidate) 438 { 439 const attribute::FillGraphicAttribute& rFillGraphicAttribute(rFillBitmapCandidate.getFillGraphic()); 440 bool bPrimitiveAccepted(false); 441 static bool bTryTilingDirect = true; 442 443 // #121194# when tiling is used and content is bitmap-based, do direct tiling in the 444 // renderer on pixel base to ensure tight fitting. Do not do this when 445 // the fill is rotated or sheared. 446 447 // ovveride static bool (for debug) and tiling is active 448 if(bTryTilingDirect && rFillGraphicAttribute.getTiling()) 449 { 450 // content is bitmap(ex) 451 // 452 // for SVG support, force decomposition when SVG is present. This will lead to use 453 // the primitive representation of the svg directly. 454 // 455 // when graphic is animated, force decomposition to use the correct graphic, else 456 // fill style will not be animated 457 if(GRAPHIC_BITMAP == rFillGraphicAttribute.getGraphic().GetType() 458 && !rFillGraphicAttribute.getGraphic().getSvgData().get() 459 && !rFillGraphicAttribute.getGraphic().IsAnimated()) 460 { 461 // decompose matrix to check for shear, rotate and mirroring 462 basegfx::B2DHomMatrix aLocalTransform(maCurrentTransformation * rFillBitmapCandidate.getTransformation()); 463 basegfx::B2DVector aScale, aTranslate; 464 double fRotate, fShearX; 465 aLocalTransform.decompose(aScale, aTranslate, fRotate, fShearX); 466 467 // when nopt rotated/sheared 468 if(basegfx::fTools::equalZero(fRotate) && basegfx::fTools::equalZero(fShearX)) 469 { 470 // no shear or rotate, draw direct in pixel coordinates 471 bPrimitiveAccepted = true; 472 473 // transform object range to device coordinates (pixels). Use 474 // the device transformation for better accuracy 475 basegfx::B2DRange aObjectRange(aTranslate, aTranslate + aScale); 476 aObjectRange.transform(mpOutputDevice->GetViewTransformation()); 477 478 // extract discrete size of object 479 const sal_Int32 nOWidth(basegfx::fround(aObjectRange.getWidth())); 480 const sal_Int32 nOHeight(basegfx::fround(aObjectRange.getHeight())); 481 482 // only do something when object has a size in discrete units 483 if(nOWidth > 0 && nOHeight > 0) 484 { 485 // transform graphic range to device coordinates (pixels). Use 486 // the device transformation for better accuracy 487 basegfx::B2DRange aGraphicRange(rFillGraphicAttribute.getGraphicRange()); 488 aGraphicRange.transform(mpOutputDevice->GetViewTransformation() * aLocalTransform); 489 490 // extract discrete size of graphic 491 const sal_Int32 nBWidth(basegfx::fround(aGraphicRange.getWidth())); 492 const sal_Int32 nBHeight(basegfx::fround(aGraphicRange.getHeight())); 493 494 // only do something when bitmap fill has a size in discrete units 495 if(nBWidth > 0 && nBHeight > 0) 496 { 497 // nBWidth, nBHeight is the pixel size of the neede bitmap. To not need to scale it 498 // in vcl many times, create a size-optimized version 499 const Size aNeededBitmapSizePixel(nBWidth, nBHeight); 500 BitmapEx aBitmapEx(rFillGraphicAttribute.getGraphic().GetBitmapEx()); 501 static bool bEnablePreScaling(true); 502 const bool bPreScaled(bEnablePreScaling && nBWidth * nBHeight < (250 * 250)); 503 504 if(bPreScaled) 505 { 506 // ... but only up to a maximum size, else it gets too expensive 507 aBitmapEx.Scale(aNeededBitmapSizePixel, BMP_SCALE_INTERPOLATE); 508 } 509 510 bool bPainted(false); 511 512 if(maBColorModifierStack.count()) 513 { 514 // when color modifier, apply to bitmap 515 aBitmapEx = aBitmapEx.ModifyBitmapEx(maBColorModifierStack); 516 517 // impModifyBitmapEx uses empty bitmap as sign to return that 518 // the content will be completely replaced to mono color, use shortcut 519 if(aBitmapEx.IsEmpty()) 520 { 521 // color gets completely replaced, get it 522 const basegfx::BColor aModifiedColor(maBColorModifierStack.getModifiedColor(basegfx::BColor())); 523 basegfx::B2DPolygon aPolygon(basegfx::tools::createUnitPolygon()); 524 aPolygon.transform(aLocalTransform); 525 526 mpOutputDevice->SetFillColor(Color(aModifiedColor)); 527 mpOutputDevice->SetLineColor(); 528 mpOutputDevice->DrawPolygon(aPolygon); 529 530 bPainted = true; 531 } 532 } 533 534 if(!bPainted) 535 { 536 sal_Int32 nBLeft(basegfx::fround(aGraphicRange.getMinX())); 537 sal_Int32 nBTop(basegfx::fround(aGraphicRange.getMinY())); 538 const sal_Int32 nOLeft(basegfx::fround(aObjectRange.getMinX())); 539 const sal_Int32 nOTop(basegfx::fround(aObjectRange.getMinY())); 540 sal_Int32 nPosX(0); 541 sal_Int32 nPosY(0); 542 543 if(nBLeft > nOLeft) 544 { 545 const sal_Int32 nDiff((nBLeft / nBWidth) + 1); 546 547 nPosX -= nDiff; 548 nBLeft -= nDiff * nBWidth; 549 } 550 551 if(nBLeft + nBWidth <= nOLeft) 552 { 553 const sal_Int32 nDiff(-nBLeft / nBWidth); 554 555 nPosX += nDiff; 556 nBLeft += nDiff * nBWidth; 557 } 558 559 if(nBTop > nOTop) 560 { 561 const sal_Int32 nDiff((nBTop / nBHeight) + 1); 562 563 nPosY -= nDiff; 564 nBTop -= nDiff * nBHeight; 565 } 566 567 if(nBTop + nBHeight <= nOTop) 568 { 569 const sal_Int32 nDiff(-nBTop / nBHeight); 570 571 nPosY += nDiff; 572 nBTop += nDiff * nBHeight; 573 } 574 575 // prepare OutDev 576 const Point aEmptyPoint(0, 0); 577 const Rectangle aVisiblePixel(aEmptyPoint, mpOutputDevice->GetOutputSizePixel()); 578 const bool bWasEnabled(mpOutputDevice->IsMapModeEnabled()); 579 mpOutputDevice->EnableMapMode(false); 580 581 // check if offset is used 582 const sal_Int32 nOffsetX(basegfx::fround(rFillGraphicAttribute.getOffsetX() * nBWidth)); 583 584 if(nOffsetX) 585 { 586 // offset in X, so iterate over Y first and draw lines 587 for(sal_Int32 nYPos(nBTop); nYPos < nOTop + nOHeight; nYPos += nBHeight, nPosY++) 588 { 589 for(sal_Int32 nXPos(nPosY % 2 ? nBLeft - nBWidth + nOffsetX : nBLeft); 590 nXPos < nOLeft + nOWidth; nXPos += nBWidth) 591 { 592 const Rectangle aOutRectPixel(Point(nXPos, nYPos), aNeededBitmapSizePixel); 593 594 if(aOutRectPixel.IsOver(aVisiblePixel)) 595 { 596 if(bPreScaled) 597 { 598 mpOutputDevice->DrawBitmapEx(aOutRectPixel.TopLeft(), aBitmapEx); 599 } 600 else 601 { 602 mpOutputDevice->DrawBitmapEx(aOutRectPixel.TopLeft(), aNeededBitmapSizePixel, aBitmapEx); 603 } 604 } 605 } 606 } 607 } 608 else 609 { 610 // check if offset is used 611 const sal_Int32 nOffsetY(basegfx::fround(rFillGraphicAttribute.getOffsetY() * nBHeight)); 612 613 // possible offset in Y, so iterate over X first and draw columns 614 for(sal_Int32 nXPos(nBLeft); nXPos < nOLeft + nOWidth; nXPos += nBWidth, nPosX++) 615 { 616 for(sal_Int32 nYPos(nPosX % 2 ? nBTop - nBHeight + nOffsetY : nBTop); 617 nYPos < nOTop + nOHeight; nYPos += nBHeight) 618 { 619 const Rectangle aOutRectPixel(Point(nXPos, nYPos), aNeededBitmapSizePixel); 620 621 if(aOutRectPixel.IsOver(aVisiblePixel)) 622 { 623 if(bPreScaled) 624 { 625 mpOutputDevice->DrawBitmapEx(aOutRectPixel.TopLeft(), aBitmapEx); 626 } 627 else 628 { 629 mpOutputDevice->DrawBitmapEx(aOutRectPixel.TopLeft(), aNeededBitmapSizePixel, aBitmapEx); 630 } 631 } 632 } 633 } 634 } 635 636 // restore OutDev 637 mpOutputDevice->EnableMapMode(bWasEnabled); 638 } 639 } 640 } 641 } 642 } 643 } 644 645 if(!bPrimitiveAccepted) 646 { 647 // do not accept, use decomposition 648 process(rFillBitmapCandidate.get2DDecomposition(getViewInformation2D())); 649 } 650 } 651 652 // direct draw of Graphic 653 void VclProcessor2D::RenderPolyPolygonGraphicPrimitive2D(const primitive2d::PolyPolygonGraphicPrimitive2D& rPolygonCandidate) 654 { 655 bool bDone(false); 656 const basegfx::B2DPolyPolygon& rPolyPolygon = rPolygonCandidate.getB2DPolyPolygon(); 657 658 // #121194# Todo: check if this works 659 if(!rPolyPolygon.count()) 660 { 661 // empty polyPolygon, done 662 bDone = true; 663 } 664 else 665 { 666 const attribute::FillGraphicAttribute& rFillGraphicAttribute = rPolygonCandidate.getFillGraphic(); 667 668 // try to catch cases where the graphic will be color-modified to a single 669 // color (e.g. shadow) 670 switch(rFillGraphicAttribute.getGraphic().GetType()) 671 { 672 case GRAPHIC_GDIMETAFILE: 673 { 674 // metafiles are potentially transparent, cannot optimize�, not done 675 break; 676 } 677 case GRAPHIC_BITMAP: 678 { 679 if(!rFillGraphicAttribute.getGraphic().IsTransparent() && !rFillGraphicAttribute.getGraphic().IsAlpha()) 680 { 681 // bitmap is not transparent and has no alpha 682 const sal_uInt32 nBColorModifierStackCount(maBColorModifierStack.count()); 683 684 if(nBColorModifierStackCount) 685 { 686 const basegfx::BColorModifier& rTopmostModifier = maBColorModifierStack.getBColorModifier(nBColorModifierStackCount - 1); 687 688 if(basegfx::BCOLORMODIFYMODE_REPLACE == rTopmostModifier.getMode()) 689 { 690 // the bitmap fill is in unified color, so we can replace it with 691 // a single polygon fill. The form of the fill depends on tiling 692 if(rFillGraphicAttribute.getTiling()) 693 { 694 // with tiling, fill the whole PolyPolygon with the modifier color 695 basegfx::B2DPolyPolygon aLocalPolyPolygon(rPolyPolygon); 696 697 aLocalPolyPolygon.transform(maCurrentTransformation); 698 mpOutputDevice->SetLineColor(); 699 mpOutputDevice->SetFillColor(Color(rTopmostModifier.getBColor())); 700 mpOutputDevice->DrawPolyPolygon(aLocalPolyPolygon); 701 } 702 else 703 { 704 // without tiling, only the area common to the bitmap tile and the 705 // PolyPolygon is filled. Create the bitmap tile area in object 706 // coordinates. For this, the object transformation needs to be created 707 // from the already scaled PolyPolygon. The tile area in object 708 // coordinates wil always be non-rotated, so it's not necessary to 709 // work with a polygon here 710 basegfx::B2DRange aTileRange(rFillGraphicAttribute.getGraphicRange()); 711 const basegfx::B2DRange aPolyPolygonRange(rPolyPolygon.getB2DRange()); 712 const basegfx::B2DHomMatrix aNewObjectTransform( 713 basegfx::tools::createScaleTranslateB2DHomMatrix( 714 aPolyPolygonRange.getRange(), 715 aPolyPolygonRange.getMinimum())); 716 717 aTileRange.transform(aNewObjectTransform); 718 719 // now clip the object polyPolygon against the tile range 720 // to get the common area 721 basegfx::B2DPolyPolygon aTarget = basegfx::tools::clipPolyPolygonOnRange( 722 rPolyPolygon, 723 aTileRange, 724 true, 725 false); 726 727 if(aTarget.count()) 728 { 729 aTarget.transform(maCurrentTransformation); 730 mpOutputDevice->SetLineColor(); 731 mpOutputDevice->SetFillColor(Color(rTopmostModifier.getBColor())); 732 mpOutputDevice->DrawPolyPolygon(aTarget); 733 } 734 } 735 736 // simplified output executed, we are done 737 bDone = true; 738 } 739 } 740 } 741 break; 742 } 743 default: //GRAPHIC_NONE, GRAPHIC_DEFAULT 744 { 745 // empty graphic, we are done 746 bDone = true; 747 break; 748 } 749 } 750 } 751 752 if(!bDone) 753 { 754 // use default decomposition 755 process(rPolygonCandidate.get2DDecomposition(getViewInformation2D())); 756 } 757 } 758 759 // mask group. Force output to VDev and create mask from given mask 760 void VclProcessor2D::RenderMaskPrimitive2DPixel(const primitive2d::MaskPrimitive2D& rMaskCandidate) 761 { 762 if(rMaskCandidate.getChildren().hasElements()) 763 { 764 basegfx::B2DPolyPolygon aMask(rMaskCandidate.getMask()); 765 766 if(aMask.count()) 767 { 768 aMask.transform(maCurrentTransformation); 769 const basegfx::B2DRange aRange(basegfx::tools::getRange(aMask)); 770 impBufferDevice aBufferDevice(*mpOutputDevice, aRange, true); 771 772 if(aBufferDevice.isVisible()) 773 { 774 // remember last OutDev and set to content 775 OutputDevice* pLastOutputDevice = mpOutputDevice; 776 mpOutputDevice = &aBufferDevice.getContent(); 777 778 // paint to it 779 process(rMaskCandidate.getChildren()); 780 781 // back to old OutDev 782 mpOutputDevice = pLastOutputDevice; 783 784 // draw mask 785 if(getOptionsDrawinglayer().IsAntiAliasing()) 786 { 787 // with AA, use 8bit AlphaMask to get nice borders 788 VirtualDevice& rTransparence = aBufferDevice.getTransparence(); 789 rTransparence.SetLineColor(); 790 rTransparence.SetFillColor(COL_BLACK); 791 rTransparence.DrawPolyPolygon(aMask); 792 793 // dump buffer to outdev 794 aBufferDevice.paint(); 795 } 796 else 797 { 798 // No AA, use 1bit mask 799 VirtualDevice& rMask = aBufferDevice.getMask(); 800 rMask.SetLineColor(); 801 rMask.SetFillColor(COL_BLACK); 802 rMask.DrawPolyPolygon(aMask); 803 804 // dump buffer to outdev 805 aBufferDevice.paint(); 806 } 807 } 808 } 809 } 810 } 811 812 // modified color group. Force output to unified color. 813 void VclProcessor2D::RenderModifiedColorPrimitive2D(const primitive2d::ModifiedColorPrimitive2D& rModifiedCandidate) 814 { 815 if(rModifiedCandidate.getChildren().hasElements()) 816 { 817 maBColorModifierStack.push(rModifiedCandidate.getColorModifier()); 818 process(rModifiedCandidate.getChildren()); 819 maBColorModifierStack.pop(); 820 } 821 } 822 823 // unified sub-transparence. Draw to VDev first. 824 void VclProcessor2D::RenderUnifiedTransparencePrimitive2D(const primitive2d::UnifiedTransparencePrimitive2D& rTransCandidate) 825 { 826 static bool bForceToDecomposition(false); 827 828 if(rTransCandidate.getChildren().hasElements()) 829 { 830 if(bForceToDecomposition) 831 { 832 // use decomposition 833 process(rTransCandidate.get2DDecomposition(getViewInformation2D())); 834 } 835 else 836 { 837 if(0.0 == rTransCandidate.getTransparence()) 838 { 839 // no transparence used, so just use the content 840 process(rTransCandidate.getChildren()); 841 } 842 else if(rTransCandidate.getTransparence() > 0.0 && rTransCandidate.getTransparence() < 1.0) 843 { 844 // transparence is in visible range 845 basegfx::B2DRange aRange(primitive2d::getB2DRangeFromPrimitive2DSequence(rTransCandidate.getChildren(), getViewInformation2D())); 846 aRange.transform(maCurrentTransformation); 847 impBufferDevice aBufferDevice(*mpOutputDevice, aRange, true); 848 849 if(aBufferDevice.isVisible()) 850 { 851 // remember last OutDev and set to content 852 OutputDevice* pLastOutputDevice = mpOutputDevice; 853 mpOutputDevice = &aBufferDevice.getContent(); 854 855 // paint content to it 856 process(rTransCandidate.getChildren()); 857 858 // back to old OutDev 859 mpOutputDevice = pLastOutputDevice; 860 861 // dump buffer to outdev using given transparence 862 aBufferDevice.paint(rTransCandidate.getTransparence()); 863 } 864 } 865 } 866 } 867 } 868 869 // sub-transparence group. Draw to VDev first. 870 void VclProcessor2D::RenderTransparencePrimitive2D(const primitive2d::TransparencePrimitive2D& rTransCandidate) 871 { 872 if(rTransCandidate.getChildren().hasElements()) 873 { 874 basegfx::B2DRange aRange(primitive2d::getB2DRangeFromPrimitive2DSequence(rTransCandidate.getChildren(), getViewInformation2D())); 875 aRange.transform(maCurrentTransformation); 876 impBufferDevice aBufferDevice(*mpOutputDevice, aRange, true); 877 878 if(aBufferDevice.isVisible()) 879 { 880 // remember last OutDev and set to content 881 OutputDevice* pLastOutputDevice = mpOutputDevice; 882 mpOutputDevice = &aBufferDevice.getContent(); 883 884 // paint content to it 885 process(rTransCandidate.getChildren()); 886 887 // set to mask 888 mpOutputDevice = &aBufferDevice.getTransparence(); 889 890 // when painting transparence masks, reset the color stack 891 basegfx::BColorModifierStack aLastBColorModifierStack(maBColorModifierStack); 892 maBColorModifierStack = basegfx::BColorModifierStack(); 893 894 // paint mask to it (always with transparence intensities, evtl. with AA) 895 process(rTransCandidate.getTransparence()); 896 897 // back to old color stack 898 maBColorModifierStack = aLastBColorModifierStack; 899 900 // back to old OutDev 901 mpOutputDevice = pLastOutputDevice; 902 903 // dump buffer to outdev 904 aBufferDevice.paint(); 905 } 906 } 907 } 908 909 // transform group. 910 void VclProcessor2D::RenderTransformPrimitive2D(const primitive2d::TransformPrimitive2D& rTransformCandidate) 911 { 912 // remember current transformation and ViewInformation 913 const basegfx::B2DHomMatrix aLastCurrentTransformation(maCurrentTransformation); 914 const geometry::ViewInformation2D aLastViewInformation2D(getViewInformation2D()); 915 916 // create new transformations for CurrentTransformation 917 // and for local ViewInformation2D 918 maCurrentTransformation = maCurrentTransformation * rTransformCandidate.getTransformation(); 919 const geometry::ViewInformation2D aViewInformation2D( 920 getViewInformation2D().getObjectTransformation() * rTransformCandidate.getTransformation(), 921 getViewInformation2D().getViewTransformation(), 922 getViewInformation2D().getViewport(), 923 getViewInformation2D().getVisualizedPage(), 924 getViewInformation2D().getViewTime(), 925 getViewInformation2D().getExtendedInformationSequence()); 926 updateViewInformation(aViewInformation2D); 927 928 // proccess content 929 process(rTransformCandidate.getChildren()); 930 931 // restore transformations 932 maCurrentTransformation = aLastCurrentTransformation; 933 updateViewInformation(aLastViewInformation2D); 934 } 935 936 // new XDrawPage for ViewInformation2D 937 void VclProcessor2D::RenderPagePreviewPrimitive2D(const primitive2d::PagePreviewPrimitive2D& rPagePreviewCandidate) 938 { 939 // remember current transformation and ViewInformation 940 const geometry::ViewInformation2D aLastViewInformation2D(getViewInformation2D()); 941 942 // create new local ViewInformation2D 943 const geometry::ViewInformation2D aViewInformation2D( 944 getViewInformation2D().getObjectTransformation(), 945 getViewInformation2D().getViewTransformation(), 946 getViewInformation2D().getViewport(), 947 rPagePreviewCandidate.getXDrawPage(), 948 getViewInformation2D().getViewTime(), 949 getViewInformation2D().getExtendedInformationSequence()); 950 updateViewInformation(aViewInformation2D); 951 952 // proccess decomposed content 953 process(rPagePreviewCandidate.get2DDecomposition(getViewInformation2D())); 954 955 // restore transformations 956 updateViewInformation(aLastViewInformation2D); 957 } 958 959 // marker 960 void VclProcessor2D::RenderMarkerArrayPrimitive2D(const primitive2d::MarkerArrayPrimitive2D& rMarkArrayCandidate) 961 { 962 static bool bCheckCompleteMarkerDecompose(false); 963 if(bCheckCompleteMarkerDecompose) 964 { 965 process(rMarkArrayCandidate.get2DDecomposition(getViewInformation2D())); 966 return; 967 } 968 969 // get data 970 const std::vector< basegfx::B2DPoint >& rPositions = rMarkArrayCandidate.getPositions(); 971 const sal_uInt32 nCount(rPositions.size()); 972 973 if(nCount && !rMarkArrayCandidate.getMarker().IsEmpty()) 974 { 975 // get pixel size 976 const BitmapEx& rMarker(rMarkArrayCandidate.getMarker()); 977 const Size aBitmapSize(rMarker.GetSizePixel()); 978 979 if(aBitmapSize.Width() && aBitmapSize.Height()) 980 { 981 // get discrete half size 982 const basegfx::B2DVector aDiscreteHalfSize( 983 (aBitmapSize.getWidth() - 1.0) * 0.5, 984 (aBitmapSize.getHeight() - 1.0) * 0.5); 985 const bool bWasEnabled(mpOutputDevice->IsMapModeEnabled()); 986 987 // do not forget evtl. moved origin in target device MapMode when 988 // switching it off; it would be missing and lead to wrong positions. 989 // All his could be done using logic sizes and coordinates, too, but 990 // we want a 1:1 bitmap rendering here, so it's more safe and faster 991 // to work with switching off MapMode usage completely. 992 const Point aOrigin(mpOutputDevice->GetMapMode().GetOrigin()); 993 994 mpOutputDevice->EnableMapMode(false); 995 996 for(std::vector< basegfx::B2DPoint >::const_iterator aIter(rPositions.begin()); aIter != rPositions.end(); aIter++) 997 { 998 const basegfx::B2DPoint aDiscreteTopLeft((maCurrentTransformation * (*aIter)) - aDiscreteHalfSize); 999 const Point aDiscretePoint(basegfx::fround(aDiscreteTopLeft.getX()), basegfx::fround(aDiscreteTopLeft.getY())); 1000 1001 mpOutputDevice->DrawBitmapEx(aDiscretePoint + aOrigin, rMarker); 1002 } 1003 1004 mpOutputDevice->EnableMapMode(bWasEnabled); 1005 } 1006 } 1007 } 1008 1009 // point 1010 void VclProcessor2D::RenderPointArrayPrimitive2D(const primitive2d::PointArrayPrimitive2D& rPointArrayCandidate) 1011 { 1012 const std::vector< basegfx::B2DPoint >& rPositions = rPointArrayCandidate.getPositions(); 1013 const basegfx::BColor aRGBColor(maBColorModifierStack.getModifiedColor(rPointArrayCandidate.getRGBColor())); 1014 const Color aVCLColor(aRGBColor); 1015 1016 for(std::vector< basegfx::B2DPoint >::const_iterator aIter(rPositions.begin()); aIter != rPositions.end(); aIter++) 1017 { 1018 const basegfx::B2DPoint aViewPosition(maCurrentTransformation * (*aIter)); 1019 const Point aPos(basegfx::fround(aViewPosition.getX()), basegfx::fround(aViewPosition.getY())); 1020 1021 mpOutputDevice->DrawPixel(aPos, aVCLColor); 1022 } 1023 } 1024 1025 void VclProcessor2D::RenderPolygonStrokePrimitive2D(const primitive2d::PolygonStrokePrimitive2D& rPolygonStrokeCandidate) 1026 { 1027 // #i101491# method restructured to clearly use the DrawPolyLine 1028 // calls starting from a deined line width 1029 const attribute::LineAttribute& rLineAttribute = rPolygonStrokeCandidate.getLineAttribute(); 1030 const double fLineWidth(rLineAttribute.getWidth()); 1031 bool bDone(false); 1032 1033 if(basegfx::fTools::more(fLineWidth, 0.0)) 1034 { 1035 const basegfx::B2DVector aDiscreteUnit(maCurrentTransformation * basegfx::B2DVector(fLineWidth, 0.0)); 1036 const double fDiscreteLineWidth(aDiscreteUnit.getLength()); 1037 const attribute::StrokeAttribute& rStrokeAttribute = rPolygonStrokeCandidate.getStrokeAttribute(); 1038 const basegfx::BColor aHairlineColor(maBColorModifierStack.getModifiedColor(rLineAttribute.getColor())); 1039 basegfx::B2DPolyPolygon aHairlinePolyPolygon; 1040 1041 mpOutputDevice->SetLineColor(Color(aHairlineColor)); 1042 mpOutputDevice->SetFillColor(); 1043 1044 if(0.0 == rStrokeAttribute.getFullDotDashLen()) 1045 { 1046 // no line dashing, just copy 1047 aHairlinePolyPolygon.append(rPolygonStrokeCandidate.getB2DPolygon()); 1048 } 1049 else 1050 { 1051 // else apply LineStyle 1052 basegfx::tools::applyLineDashing(rPolygonStrokeCandidate.getB2DPolygon(), 1053 rStrokeAttribute.getDotDashArray(), 1054 &aHairlinePolyPolygon, 0, rStrokeAttribute.getFullDotDashLen()); 1055 } 1056 1057 const sal_uInt32 nCount(aHairlinePolyPolygon.count()); 1058 1059 if(nCount) 1060 { 1061 const bool bAntiAliased(getOptionsDrawinglayer().IsAntiAliasing()); 1062 aHairlinePolyPolygon.transform(maCurrentTransformation); 1063 1064 if(bAntiAliased) 1065 { 1066 if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 1.0)) 1067 { 1068 // line in range ]0.0 .. 1.0[ 1069 // paint as simple hairline 1070 for(sal_uInt32 a(0); a < nCount; a++) 1071 { 1072 mpOutputDevice->DrawPolyLine(aHairlinePolyPolygon.getB2DPolygon(a), 0.0); 1073 } 1074 1075 bDone = true; 1076 } 1077 else if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 2.0)) 1078 { 1079 // line in range [1.0 .. 2.0[ 1080 // paint as 2x2 with dynamic line distance 1081 basegfx::B2DHomMatrix aMat; 1082 const double fDistance(fDiscreteLineWidth - 1.0); 1083 const double fHalfDistance(fDistance * 0.5); 1084 1085 for(sal_uInt32 a(0); a < nCount; a++) 1086 { 1087 basegfx::B2DPolygon aCandidate(aHairlinePolyPolygon.getB2DPolygon(a)); 1088 1089 aMat.set(0, 2, -fHalfDistance); 1090 aMat.set(1, 2, -fHalfDistance); 1091 aCandidate.transform(aMat); 1092 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1093 1094 aMat.set(0, 2, fDistance); 1095 aMat.set(1, 2, 0.0); 1096 aCandidate.transform(aMat); 1097 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1098 1099 aMat.set(0, 2, 0.0); 1100 aMat.set(1, 2, fDistance); 1101 aCandidate.transform(aMat); 1102 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1103 1104 aMat.set(0, 2, -fDistance); 1105 aMat.set(1, 2, 0.0); 1106 aCandidate.transform(aMat); 1107 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1108 } 1109 1110 bDone = true; 1111 } 1112 else if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 3.0)) 1113 { 1114 // line in range [2.0 .. 3.0] 1115 // paint as cross in a 3x3 with dynamic line distance 1116 basegfx::B2DHomMatrix aMat; 1117 const double fDistance((fDiscreteLineWidth - 1.0) * 0.5); 1118 1119 for(sal_uInt32 a(0); a < nCount; a++) 1120 { 1121 basegfx::B2DPolygon aCandidate(aHairlinePolyPolygon.getB2DPolygon(a)); 1122 1123 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1124 1125 aMat.set(0, 2, -fDistance); 1126 aMat.set(1, 2, 0.0); 1127 aCandidate.transform(aMat); 1128 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1129 1130 aMat.set(0, 2, fDistance); 1131 aMat.set(1, 2, -fDistance); 1132 aCandidate.transform(aMat); 1133 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1134 1135 aMat.set(0, 2, fDistance); 1136 aMat.set(1, 2, fDistance); 1137 aCandidate.transform(aMat); 1138 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1139 1140 aMat.set(0, 2, -fDistance); 1141 aMat.set(1, 2, fDistance); 1142 aCandidate.transform(aMat); 1143 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1144 } 1145 1146 bDone = true; 1147 } 1148 else 1149 { 1150 // #i101491# line width above 3.0 1151 } 1152 } 1153 else 1154 { 1155 if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 1.5)) 1156 { 1157 // line width below 1.5, draw the basic hairline polygon 1158 for(sal_uInt32 a(0); a < nCount; a++) 1159 { 1160 mpOutputDevice->DrawPolyLine(aHairlinePolyPolygon.getB2DPolygon(a), 0.0); 1161 } 1162 1163 bDone = true; 1164 } 1165 else if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 2.5)) 1166 { 1167 // line width is in range ]1.5 .. 2.5], use four hairlines 1168 // drawn in a square 1169 for(sal_uInt32 a(0); a < nCount; a++) 1170 { 1171 basegfx::B2DPolygon aCandidate(aHairlinePolyPolygon.getB2DPolygon(a)); 1172 basegfx::B2DHomMatrix aMat; 1173 1174 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1175 1176 aMat.set(0, 2, 1.0); 1177 aMat.set(1, 2, 0.0); 1178 aCandidate.transform(aMat); 1179 1180 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1181 1182 aMat.set(0, 2, 0.0); 1183 aMat.set(1, 2, 1.0); 1184 aCandidate.transform(aMat); 1185 1186 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1187 1188 aMat.set(0, 2, -1.0); 1189 aMat.set(1, 2, 0.0); 1190 aCandidate.transform(aMat); 1191 1192 mpOutputDevice->DrawPolyLine(aCandidate, 0.0); 1193 } 1194 1195 bDone = true; 1196 } 1197 else 1198 { 1199 // #i101491# line width is above 2.5 1200 } 1201 } 1202 1203 if(!bDone && rPolygonStrokeCandidate.getB2DPolygon().count() > 1000) 1204 { 1205 // #i101491# If the polygon complexity uses more than a given amount, do 1206 // use OuputDevice::DrawPolyLine directly; this will avoid buffering all 1207 // decompositions in primtives (memory) and fallback to old line painting 1208 // for very complex polygons, too 1209 for(sal_uInt32 a(0); a < nCount; a++) 1210 { 1211 mpOutputDevice->DrawPolyLine( 1212 aHairlinePolyPolygon.getB2DPolygon(a), 1213 fDiscreteLineWidth, 1214 rLineAttribute.getLineJoin(), 1215 rLineAttribute.getLineCap()); 1216 } 1217 1218 bDone = true; 1219 } 1220 } 1221 } 1222 1223 if(!bDone) 1224 { 1225 // remeber that we enter a PolygonStrokePrimitive2D decomposition, 1226 // used for AA thick line drawing 1227 mnPolygonStrokePrimitive2D++; 1228 1229 // line width is big enough for standard filled polygon visualisation or zero 1230 process(rPolygonStrokeCandidate.get2DDecomposition(getViewInformation2D())); 1231 1232 // leave PolygonStrokePrimitive2D 1233 mnPolygonStrokePrimitive2D--; 1234 } 1235 } 1236 1237 void VclProcessor2D::RenderEpsPrimitive2D(const primitive2d::EpsPrimitive2D& rEpsPrimitive2D) 1238 { 1239 // The new decomposition of Metafiles made it necessary to add an Eps 1240 // primitive to handle embedded Eps data. On some devices, this can be 1241 // painted directly (mac, printer). 1242 // To be able to handle the replacement correctly, i need to handle it myself 1243 // since DrawEPS will not be able e.g. to rotate the replacement. To be able 1244 // to do that, i added a boolean return to OutputDevice::DrawEPS(..) 1245 // to know when EPS was handled directly already. 1246 basegfx::B2DRange aRange(0.0, 0.0, 1.0, 1.0); 1247 aRange.transform(maCurrentTransformation * rEpsPrimitive2D.getEpsTransform()); 1248 1249 if(!aRange.isEmpty()) 1250 { 1251 const Rectangle aRectangle( 1252 (sal_Int32)floor(aRange.getMinX()), (sal_Int32)floor(aRange.getMinY()), 1253 (sal_Int32)ceil(aRange.getMaxX()), (sal_Int32)ceil(aRange.getMaxY())); 1254 1255 if(!aRectangle.IsEmpty()) 1256 { 1257 // try to paint EPS directly without fallback visualisation 1258 const bool bEPSPaintedDirectly(mpOutputDevice->DrawEPS( 1259 aRectangle.TopLeft(), 1260 aRectangle.GetSize(), 1261 rEpsPrimitive2D.getGfxLink(), 1262 0)); 1263 1264 if(!bEPSPaintedDirectly) 1265 { 1266 // use the decomposition which will correctly handle the 1267 // fallback visualisation using full transformation (e.g. rotation) 1268 process(rEpsPrimitive2D.get2DDecomposition(getViewInformation2D())); 1269 } 1270 } 1271 } 1272 } 1273 1274 void VclProcessor2D::RenderSvgLinearAtomPrimitive2D(const primitive2d::SvgLinearAtomPrimitive2D& rCandidate) 1275 { 1276 const double fDelta(rCandidate.getOffsetB() - rCandidate.getOffsetA()); 1277 1278 if(basegfx::fTools::more(fDelta, 0.0)) 1279 { 1280 const basegfx::BColor aColorA(maBColorModifierStack.getModifiedColor(rCandidate.getColorA())); 1281 const basegfx::BColor aColorB(maBColorModifierStack.getModifiedColor(rCandidate.getColorB())); 1282 1283 // calculate discrete unit in WorldCoordinates; use diagonal (1.0, 1.0) and divide by sqrt(2) 1284 const basegfx::B2DVector aDiscreteVector(getViewInformation2D().getInverseObjectToViewTransformation() * basegfx::B2DVector(1.0, 1.0)); 1285 const double fDiscreteUnit(aDiscreteVector.getLength() * (1.0 / 1.414213562373)); 1286 1287 // use color distance and discrete lengths to calculate step count 1288 const sal_uInt32 nSteps(calculateStepsForSvgGradient(aColorA, aColorB, fDelta, fDiscreteUnit)); 1289 1290 // switch off line painting 1291 mpOutputDevice->SetLineColor(); 1292 1293 // prepare polygon in needed width at start position (with discrete overlap) 1294 const basegfx::B2DPolygon aPolygon( 1295 basegfx::tools::createPolygonFromRect( 1296 basegfx::B2DRange( 1297 rCandidate.getOffsetA() - fDiscreteUnit, 1298 0.0, 1299 rCandidate.getOffsetA() + (fDelta / nSteps) + fDiscreteUnit, 1300 1.0))); 1301 1302 1303 // prepare loop ([0.0 .. 1.0[) 1304 double fUnitScale(0.0); 1305 const double fUnitStep(1.0 / nSteps); 1306 1307 // loop and paint 1308 for(sal_uInt32 a(0); a < nSteps; a++, fUnitScale += fUnitStep) 1309 { 1310 basegfx::B2DPolygon aNew(aPolygon); 1311 1312 aNew.transform(maCurrentTransformation * basegfx::tools::createTranslateB2DHomMatrix(fDelta * fUnitScale, 0.0)); 1313 mpOutputDevice->SetFillColor(Color(basegfx::interpolate(aColorA, aColorB, fUnitScale))); 1314 mpOutputDevice->DrawPolyPolygon(basegfx::B2DPolyPolygon(aNew)); 1315 } 1316 } 1317 } 1318 1319 void VclProcessor2D::RenderSvgRadialAtomPrimitive2D(const primitive2d::SvgRadialAtomPrimitive2D& rCandidate) 1320 { 1321 const double fDeltaScale(rCandidate.getScaleB() - rCandidate.getScaleA()); 1322 1323 if(basegfx::fTools::more(fDeltaScale, 0.0)) 1324 { 1325 const basegfx::BColor aColorA(maBColorModifierStack.getModifiedColor(rCandidate.getColorA())); 1326 const basegfx::BColor aColorB(maBColorModifierStack.getModifiedColor(rCandidate.getColorB())); 1327 1328 // calculate discrete unit in WorldCoordinates; use diagonal (1.0, 1.0) and divide by sqrt(2) 1329 const basegfx::B2DVector aDiscreteVector(getViewInformation2D().getInverseObjectToViewTransformation() * basegfx::B2DVector(1.0, 1.0)); 1330 const double fDiscreteUnit(aDiscreteVector.getLength() * (1.0 / 1.414213562373)); 1331 1332 // use color distance and discrete lengths to calculate step count 1333 const sal_uInt32 nSteps(calculateStepsForSvgGradient(aColorA, aColorB, fDeltaScale, fDiscreteUnit)); 1334 1335 // switch off line painting 1336 mpOutputDevice->SetLineColor(); 1337 1338 // prepare loop ([0.0 .. 1.0[, full polygons, no polypolygons with holes) 1339 double fUnitScale(0.0); 1340 const double fUnitStep(1.0 / nSteps); 1341 1342 for(sal_uInt32 a(0); a < nSteps; a++, fUnitScale += fUnitStep) 1343 { 1344 basegfx::B2DHomMatrix aTransform; 1345 const double fEndScale(rCandidate.getScaleB() - (fDeltaScale * fUnitScale)); 1346 1347 if(rCandidate.isTranslateSet()) 1348 { 1349 const basegfx::B2DVector aTranslate( 1350 basegfx::interpolate( 1351 rCandidate.getTranslateB(), 1352 rCandidate.getTranslateA(), 1353 fUnitScale)); 1354 1355 aTransform = basegfx::tools::createScaleTranslateB2DHomMatrix( 1356 fEndScale, 1357 fEndScale, 1358 aTranslate.getX(), 1359 aTranslate.getY()); 1360 } 1361 else 1362 { 1363 aTransform = basegfx::tools::createScaleB2DHomMatrix( 1364 fEndScale, 1365 fEndScale); 1366 } 1367 1368 basegfx::B2DPolygon aNew(basegfx::tools::createPolygonFromUnitCircle()); 1369 1370 aNew.transform(maCurrentTransformation * aTransform); 1371 mpOutputDevice->SetFillColor(Color(basegfx::interpolate(aColorB, aColorA, fUnitScale))); 1372 mpOutputDevice->DrawPolyPolygon(basegfx::B2DPolyPolygon(aNew)); 1373 } 1374 } 1375 } 1376 1377 void VclProcessor2D::adaptLineToFillDrawMode() const 1378 { 1379 const sal_uInt32 nOriginalDrawMode(mpOutputDevice->GetDrawMode()); 1380 1381 if(nOriginalDrawMode & (DRAWMODE_BLACKLINE|DRAWMODE_GRAYLINE|DRAWMODE_GHOSTEDLINE|DRAWMODE_WHITELINE|DRAWMODE_SETTINGSLINE)) 1382 { 1383 sal_uInt32 nAdaptedDrawMode(nOriginalDrawMode); 1384 1385 if(nOriginalDrawMode & DRAWMODE_BLACKLINE) 1386 { 1387 nAdaptedDrawMode |= DRAWMODE_BLACKFILL; 1388 } 1389 else 1390 { 1391 nAdaptedDrawMode &= ~DRAWMODE_BLACKFILL; 1392 } 1393 1394 if(nOriginalDrawMode & DRAWMODE_GRAYLINE) 1395 { 1396 nAdaptedDrawMode |= DRAWMODE_GRAYFILL; 1397 } 1398 else 1399 { 1400 nAdaptedDrawMode &= ~DRAWMODE_GRAYFILL; 1401 } 1402 1403 if(nOriginalDrawMode & DRAWMODE_GHOSTEDLINE) 1404 { 1405 nAdaptedDrawMode |= DRAWMODE_GHOSTEDFILL; 1406 } 1407 else 1408 { 1409 nAdaptedDrawMode &= ~DRAWMODE_GHOSTEDFILL; 1410 } 1411 1412 if(nOriginalDrawMode & DRAWMODE_WHITELINE) 1413 { 1414 nAdaptedDrawMode |= DRAWMODE_WHITEFILL; 1415 } 1416 else 1417 { 1418 nAdaptedDrawMode &= ~DRAWMODE_WHITEFILL; 1419 } 1420 1421 if(nOriginalDrawMode & DRAWMODE_SETTINGSLINE) 1422 { 1423 nAdaptedDrawMode |= DRAWMODE_SETTINGSFILL; 1424 } 1425 else 1426 { 1427 nAdaptedDrawMode &= ~DRAWMODE_SETTINGSFILL; 1428 } 1429 1430 mpOutputDevice->SetDrawMode(nAdaptedDrawMode); 1431 } 1432 } 1433 1434 void VclProcessor2D::adaptTextToFillDrawMode() const 1435 { 1436 const sal_uInt32 nOriginalDrawMode(mpOutputDevice->GetDrawMode()); 1437 if(nOriginalDrawMode & (DRAWMODE_BLACKTEXT|DRAWMODE_GRAYTEXT|DRAWMODE_GHOSTEDTEXT|DRAWMODE_WHITETEXT|DRAWMODE_SETTINGSTEXT)) 1438 { 1439 sal_uInt32 nAdaptedDrawMode(nOriginalDrawMode); 1440 1441 if(nOriginalDrawMode & DRAWMODE_BLACKTEXT) 1442 { 1443 nAdaptedDrawMode |= DRAWMODE_BLACKFILL; 1444 } 1445 else 1446 { 1447 nAdaptedDrawMode &= ~DRAWMODE_BLACKFILL; 1448 } 1449 1450 if(nOriginalDrawMode & DRAWMODE_GRAYTEXT) 1451 { 1452 nAdaptedDrawMode |= DRAWMODE_GRAYFILL; 1453 } 1454 else 1455 { 1456 nAdaptedDrawMode &= ~DRAWMODE_GRAYFILL; 1457 } 1458 1459 if(nOriginalDrawMode & DRAWMODE_GHOSTEDTEXT) 1460 { 1461 nAdaptedDrawMode |= DRAWMODE_GHOSTEDFILL; 1462 } 1463 else 1464 { 1465 nAdaptedDrawMode &= ~DRAWMODE_GHOSTEDFILL; 1466 } 1467 1468 if(nOriginalDrawMode & DRAWMODE_WHITETEXT) 1469 { 1470 nAdaptedDrawMode |= DRAWMODE_WHITEFILL; 1471 } 1472 else 1473 { 1474 nAdaptedDrawMode &= ~DRAWMODE_WHITEFILL; 1475 } 1476 1477 if(nOriginalDrawMode & DRAWMODE_SETTINGSTEXT) 1478 { 1479 nAdaptedDrawMode |= DRAWMODE_SETTINGSFILL; 1480 } 1481 else 1482 { 1483 nAdaptedDrawMode &= ~DRAWMODE_SETTINGSFILL; 1484 } 1485 1486 mpOutputDevice->SetDrawMode(nAdaptedDrawMode); 1487 } 1488 } 1489 1490 ////////////////////////////////////////////////////////////////////////////// 1491 // process support 1492 1493 VclProcessor2D::VclProcessor2D( 1494 const geometry::ViewInformation2D& rViewInformation, 1495 OutputDevice& rOutDev) 1496 : BaseProcessor2D(rViewInformation), 1497 mpOutputDevice(&rOutDev), 1498 maBColorModifierStack(), 1499 maCurrentTransformation(), 1500 maDrawinglayerOpt(), 1501 mnPolygonStrokePrimitive2D(0) 1502 { 1503 // set digit language, derived from SvtCTLOptions to have the correct 1504 // number display for arabic/hindi numerals 1505 const SvtCTLOptions aSvtCTLOptions; 1506 LanguageType eLang(LANGUAGE_SYSTEM); 1507 1508 if(SvtCTLOptions::NUMERALS_HINDI == aSvtCTLOptions.GetCTLTextNumerals()) 1509 { 1510 eLang = LANGUAGE_ARABIC_SAUDI_ARABIA; 1511 } 1512 else if(SvtCTLOptions::NUMERALS_ARABIC == aSvtCTLOptions.GetCTLTextNumerals()) 1513 { 1514 eLang = LANGUAGE_ENGLISH; 1515 } 1516 else 1517 { 1518 eLang = (LanguageType)Application::GetSettings().GetLanguage(); 1519 } 1520 1521 rOutDev.SetDigitLanguage(eLang); 1522 } 1523 1524 VclProcessor2D::~VclProcessor2D() 1525 { 1526 } 1527 } // end of namespace processor2d 1528 } // end of namespace drawinglayer 1529 1530 ////////////////////////////////////////////////////////////////////////////// 1531 // eof 1532