basegfx/source/tools/canvastools.cxx

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  27
  28 // MARKER(update_precomp.py): autogen include statement, do not remove
  29 #include "precompiled_basegfx.hxx"
  30
  31 #include <com/sun/star/geometry/RealSize2D.hpp>
  32 #include <com/sun/star/geometry/RealPoint2D.hpp>
  33 #include <com/sun/star/geometry/RealRectangle2D.hpp>
  34 #include <com/sun/star/geometry/RealRectangle3D.hpp>
  35 #include <com/sun/star/geometry/RealBezierSegment2D.hpp>
  36 #include <com/sun/star/geometry/AffineMatrix2D.hpp>
  37 #include <com/sun/star/geometry/AffineMatrix3D.hpp>
  38 #include <com/sun/star/geometry/Matrix2D.hpp>
  39 #include <com/sun/star/geometry/IntegerSize2D.hpp>
  40 #include <com/sun/star/geometry/IntegerPoint2D.hpp>
  41 #include <com/sun/star/geometry/IntegerRectangle2D.hpp>
  42 #include <com/sun/star/rendering/XPolyPolygon2D.hpp>
  43 #include <com/sun/star/rendering/XGraphicDevice.hpp>
  44 #include <com/sun/star/awt/Size.hpp>
  45 #include <com/sun/star/awt/Point.hpp>
  46 #include <com/sun/star/awt/Rectangle.hpp>
  47 #include <basegfx/tools/unopolypolygon.hxx>
  48 #include <basegfx/matrix/b2dhommatrix.hxx>
  49 #include <basegfx/matrix/b3dhommatrix.hxx>
  50 #include <basegfx/vector/b2dsize.hxx>
  51 #include <basegfx/point/b2dpoint.hxx>
  52 #include <basegfx/range/b2drectangle.hxx>
  53 #include <basegfx/range/b3drange.hxx>
  54 #include <basegfx/vector/b2isize.hxx>
  55 #include <basegfx/point/b2ipoint.hxx>
  56 #include <basegfx/range/b2irectangle.hxx>
  57 #include <basegfx/polygon/b2dpolygon.hxx>
  58 #include <basegfx/polygon/b2dpolypolygon.hxx>
  59 #include <basegfx/tools/canvastools.hxx>
  60 #include <limits>
  61
  62 using namespace ::com::sun::star;
  63
  64 namespace basegfx
  65 {
  66
  67     namespace unotools
  68     {
  69         namespace
  70         {
  71             uno::Sequence< geometry::RealBezierSegment2D > bezierSequenceFromB2DPolygon(const ::basegfx::B2DPolygon& rPoly)
  72             {
  73                 const sal_uInt32 nPointCount(rPoly.count());
  74                 uno::Sequence< geometry::RealBezierSegment2D > outputSequence(nPointCount);
  75                 geometry::RealBezierSegment2D* pOutput = outputSequence.getArray();
  76
  77                 // fill sequences and imply clodes polygon on this implementation layer
  78                 for(sal_uInt32 a(0); a < nPointCount; a++)
  79                 {
  80                     const basegfx::B2DPoint aStart(rPoly.getB2DPoint(a));
  81                     const basegfx::B2DPoint aControlA(rPoly.getNextControlPoint(a));
  82                     const basegfx::B2DPoint aControlB(rPoly.getPrevControlPoint((a + 1) % nPointCount));
  83
  84                     pOutput[a] = geometry::RealBezierSegment2D(
  85                         aStart.getX(), aStart.getY(),
  86                         aControlA.getX(), aControlA.getY(),
  87                         aControlB.getX(), aControlB.getY());
  88                 }
  89
  90                 return outputSequence;
  91             }
  92
  93             uno::Sequence< geometry::RealPoint2D > pointSequenceFromB2DPolygon( const ::basegfx::B2DPolygon& rPoly )
  94             {
  95                 const sal_uInt32 nNumPoints( rPoly.count() );
  96
  97                 uno::Sequence< geometry::RealPoint2D > outputSequence( nNumPoints );
  98                 geometry::RealPoint2D* pOutput = outputSequence.getArray();
  99
 100                 // fill sequence from polygon
 101                 sal_uInt32 i;
 102                 for( i=0; i<nNumPoints; ++i )
 103                 {
 104                     const ::basegfx::B2DPoint   aPoint( rPoly.getB2DPoint(i) );
 105
 106                     pOutput[i] = geometry::RealPoint2D( aPoint.getX(),
 107                                                         aPoint.getY() );
 108                 }
 109
 110                 return outputSequence;
 111             }
 112         }
 113
 114         //---------------------------------------------------------------------------------------
 115
 116         uno::Sequence< uno::Sequence< geometry::RealBezierSegment2D > > bezierSequenceSequenceFromB2DPolyPolygon( const ::basegfx::B2DPolyPolygon& rPolyPoly )
 117         {
 118             const sal_uInt32 nNumPolies( rPolyPoly.count() );
 119             sal_uInt32 i;
 120
 121             uno::Sequence< uno::Sequence< geometry::RealBezierSegment2D > > outputSequence( nNumPolies );
 122             uno::Sequence< geometry::RealBezierSegment2D >* pOutput = outputSequence.getArray();
 123
 124             for( i=0; i<nNumPolies; ++i )
 125             {
 126                 pOutput[i] = bezierSequenceFromB2DPolygon( rPolyPoly.getB2DPolygon(i) );
 127             }
 128
 129             return outputSequence;
 130         }
 131
 132         //---------------------------------------------------------------------------------------
 133
 134         uno::Sequence< uno::Sequence< geometry::RealPoint2D > > pointSequenceSequenceFromB2DPolyPolygon( const ::basegfx::B2DPolyPolygon& rPolyPoly  )
 135         {
 136             const sal_uInt32 nNumPolies( rPolyPoly.count() );
 137             sal_uInt32 i;
 138
 139             uno::Sequence< uno::Sequence< geometry::RealPoint2D > > outputSequence( nNumPolies );
 140             uno::Sequence< geometry::RealPoint2D >* pOutput = outputSequence.getArray();
 141
 142             for( i=0; i<nNumPolies; ++i )
 143             {
 144                 pOutput[i] = pointSequenceFromB2DPolygon( rPolyPoly.getB2DPolygon(i) );
 145             }
 146
 147             return outputSequence;
 148         }
 149
 150         //---------------------------------------------------------------------------------------
 151
 152         uno::Reference< rendering::XPolyPolygon2D > xPolyPolygonFromB2DPolygon( const uno::Reference< rendering::XGraphicDevice >&  xGraphicDevice,
 153                                                                                 const ::basegfx::B2DPolygon&                        rPoly    )
 154         {
 155             uno::Reference< rendering::XPolyPolygon2D > xRes;
 156
 157             if( !xGraphicDevice.is() )
 158                 return xRes;
 159
 160             if( rPoly.areControlPointsUsed() )
 161             {
 162                 uno::Sequence< uno::Sequence< geometry::RealBezierSegment2D > > outputSequence( 1 );
 163                 outputSequence[0] = bezierSequenceFromB2DPolygon( rPoly );
 164
 165                 xRes.set( xGraphicDevice->createCompatibleBezierPolyPolygon( outputSequence ),
 166                           uno::UNO_QUERY );
 167             }
 168             else
 169             {
 170                 uno::Sequence< uno::Sequence< geometry::RealPoint2D > > outputSequence( 1 );
 171                 outputSequence[0] = pointSequenceFromB2DPolygon( rPoly );
 172
 173                 xRes.set( xGraphicDevice->createCompatibleLinePolyPolygon( outputSequence ),
 174                           uno::UNO_QUERY );
 175             }
 176
 177             if( xRes.is() && rPoly.isClosed() )
 178                 xRes->setClosed( 0, sal_True );
 179
 180             return xRes;
 181         }
 182
 183         //---------------------------------------------------------------------------------------
 184
 185         uno::Reference< rendering::XPolyPolygon2D > xPolyPolygonFromB2DPolyPolygon( const uno::Reference< rendering::XGraphicDevice >&  xGraphicDevice,
 186                                                                                     const ::basegfx::B2DPolyPolygon&                    rPolyPoly    )
 187         {
 188             uno::Reference< rendering::XPolyPolygon2D > xRes;
 189
 190             if( !xGraphicDevice.is() )
 191                 return xRes;
 192
 193             const sal_uInt32 nNumPolies( rPolyPoly.count() );
 194             sal_uInt32 i;
 195
 196             if( rPolyPoly.areControlPointsUsed() )
 197             {
 198                 xRes.set( xGraphicDevice->createCompatibleBezierPolyPolygon(
 199                               bezierSequenceSequenceFromB2DPolyPolygon( rPolyPoly ) ),
 200                           uno::UNO_QUERY );
 201             }
 202             else
 203             {
 204                 xRes.set( xGraphicDevice->createCompatibleLinePolyPolygon(
 205                               pointSequenceSequenceFromB2DPolyPolygon( rPolyPoly ) ),
 206                           uno::UNO_QUERY );
 207             }
 208
 209             for( i=0; i<nNumPolies; ++i )
 210             {
 211                 xRes->setClosed( i, rPolyPoly.getB2DPolygon(i).isClosed() );
 212             }
 213
 214             return xRes;
 215         }
 216
 217         //---------------------------------------------------------------------------------------
 218
 219         ::basegfx::B2DPolygon polygonFromPoint2DSequence( const uno::Sequence< geometry::RealPoint2D >& points )
 220         {
 221             const sal_Int32 nCurrSize( points.getLength() );
 222
 223             ::basegfx::B2DPolygon aPoly;
 224
 225             for( sal_Int32 nCurrPoint=0; nCurrPoint<nCurrSize; ++nCurrPoint )
 226                 aPoly.append( b2DPointFromRealPoint2D( points[nCurrPoint] ) );
 227
 228             return aPoly;
 229         }
 230
 231         //---------------------------------------------------------------------------------------
 232
 233         ::basegfx::B2DPolyPolygon polyPolygonFromPoint2DSequenceSequence( const uno::Sequence< uno::Sequence< geometry::RealPoint2D > >& points )
 234         {
 235             ::basegfx::B2DPolyPolygon aRes;
 236
 237             for( sal_Int32 nCurrPoly=0; nCurrPoly<points.getLength(); ++nCurrPoly )
 238             {
 239                 aRes.append( polygonFromPoint2DSequence( points[nCurrPoly] ) );
 240             }
 241
 242             return aRes;
 243         }
 244
 245         //---------------------------------------------------------------------------------------
 246
 247         ::basegfx::B2DPolygon polygonFromBezier2DSequence( const uno::Sequence< geometry::RealBezierSegment2D >& curves )
 248         {
 249             const sal_Int32 nSize(curves.getLength());
 250             basegfx::B2DPolygon aRetval;
 251
 252             if(nSize)
 253             {
 254                 // prepare start with providing a start point. Use the first point from
 255                 // the sequence for this
 256                 const geometry::RealBezierSegment2D& rFirstSegment(curves[0]); // #i79917# first segment, not last
 257                 aRetval.append(basegfx::B2DPoint(rFirstSegment.Px, rFirstSegment.Py));
 258
 259                 for(sal_Int32 a(0); a < nSize; a++)
 260                 {
 261                     const geometry::RealBezierSegment2D& rCurrSegment(curves[a]);
 262                     const geometry::RealBezierSegment2D& rNextSegment(curves[(a + 1) % nSize]);
 263
 264                     // append curved edge with the control points and the next point
 265                     aRetval.appendBezierSegment(
 266                         basegfx::B2DPoint(rCurrSegment.C1x, rCurrSegment.C1y),
 267                         basegfx::B2DPoint(rCurrSegment.C2x, rCurrSegment.C2y), // #i79917# Argh! An x for an y!!
 268                         basegfx::B2DPoint(rNextSegment.Px, rNextSegment.Py));
 269                 }
 270
 271                 // rescue the control point and remove the now double-added point
 272                 aRetval.setPrevControlPoint(0, aRetval.getPrevControlPoint(aRetval.count() - 1));
 273                 aRetval.remove(aRetval.count() - 1);
 274             }
 275
 276             return aRetval;
 277         }
 278
 279         //---------------------------------------------------------------------------------------
 280
 281         ::basegfx::B2DPolyPolygon polyPolygonFromBezier2DSequenceSequence( const uno::Sequence< uno::Sequence< geometry::RealBezierSegment2D > >& curves )
 282         {
 283             ::basegfx::B2DPolyPolygon aRes;
 284
 285             for( sal_Int32 nCurrPoly=0; nCurrPoly<curves.getLength(); ++nCurrPoly )
 286             {
 287                 aRes.append( polygonFromBezier2DSequence( curves[nCurrPoly] ) );
 288             }
 289
 290             return aRes;
 291         }
 292
 293         //---------------------------------------------------------------------------------------
 294
 295         ::basegfx::B2DPolyPolygon b2DPolyPolygonFromXPolyPolygon2D( const uno::Reference< rendering::XPolyPolygon2D >& xPoly )
 296         {
 297             ::basegfx::unotools::UnoPolyPolygon* pPolyImpl =
 298                 dynamic_cast< ::basegfx::unotools::UnoPolyPolygon* >( xPoly.get() );
 299
 300             if( pPolyImpl )
 301             {
 302                 return pPolyImpl->getPolyPolygon();
 303             }
 304             else
 305             {
 306                 // not a known implementation object - try data source
 307                 // interfaces
 308                 const sal_Int32 nPolys( xPoly->getNumberOfPolygons() );
 309
 310                 uno::Reference< rendering::XBezierPolyPolygon2D > xBezierPoly(
 311                     xPoly,
 312                     uno::UNO_QUERY );
 313
 314                 if( xBezierPoly.is() )
 315                 {
 316                     return ::basegfx::unotools::polyPolygonFromBezier2DSequenceSequence(
 317                         xBezierPoly->getBezierSegments( 0,
 318                                                         nPolys,
 319                                                         0,
 320                                                         -1 ) );
 321                 }
 322                 else
 323                 {
 324                     uno::Reference< rendering::XLinePolyPolygon2D > xLinePoly(
 325                         xPoly,
 326                         uno::UNO_QUERY );
 327
 328                     // no implementation class and no data provider
 329                     // found - contract violation.
 330                     if( !xLinePoly.is() )
 331                     {
 332                         throw lang::IllegalArgumentException(
 333                             ::rtl::OUString::createFromAscii(
 334                                     "basegfx::unotools::b2DPolyPolygonFromXPolyPolygon2D(): Invalid input"
 335                                     "poly-polygon, cannot retrieve vertex data"),
 336                             uno::Reference< uno::XInterface >(),
 337                             0 );
 338                     }
 339
 340                     return ::basegfx::unotools::polyPolygonFromPoint2DSequenceSequence(
 341                         xLinePoly->getPoints( 0,
 342                                               nPolys,
 343                                               0,
 344                                               -1 ));
 345                 }
 346             }
 347         }
 348
 349         //---------------------------------------------------------------------------------------
 350
 351         ::basegfx::B2DHomMatrix& homMatrixFromAffineMatrix( ::basegfx::B2DHomMatrix&        output,
 352                                                             const geometry::AffineMatrix2D& input )
 353         {
 354             // ensure last row is [0,0,1] (and optimized away)
 355             output.identity();
 356
 357             output.set(0,0, input.m00);
 358             output.set(0,1, input.m01);
 359             output.set(0,2, input.m02);
 360             output.set(1,0, input.m10);
 361             output.set(1,1, input.m11);
 362             output.set(1,2, input.m12);
 363
 364             return output;
 365         }
 366
 367         ::basegfx::B2DHomMatrix homMatrixFromAffineMatrix( const geometry::AffineMatrix2D& input )
 368         {
 369             ::basegfx::B2DHomMatrix output;
 370
 371             output.set(0,0, input.m00);
 372             output.set(0,1, input.m01);
 373             output.set(0,2, input.m02);
 374             output.set(1,0, input.m10);
 375             output.set(1,1, input.m11);
 376             output.set(1,2, input.m12);
 377
 378             return output;
 379         }
 380
 381         ::basegfx::B3DHomMatrix homMatrixFromAffineMatrix3D( const ::com::sun::star::geometry::AffineMatrix3D& input )
 382         {
 383             ::basegfx::B3DHomMatrix output;
 384
 385             output.set(0,0, input.m00);
 386             output.set(0,1, input.m01);
 387             output.set(0,2, input.m02);
 388             output.set(0,3, input.m03);
 389
 390             output.set(1,0, input.m10);
 391             output.set(1,1, input.m11);
 392             output.set(1,2, input.m12);
 393             output.set(1,3, input.m13);
 394
 395             output.set(2,0, input.m20);
 396             output.set(2,1, input.m21);
 397             output.set(2,2, input.m22);
 398             output.set(2,3, input.m23);
 399
 400             return output;
 401         }
 402
 403         geometry::AffineMatrix2D& affineMatrixFromHomMatrix( geometry::AffineMatrix2D&      output,
 404                                                              const ::basegfx::B2DHomMatrix& input)
 405         {
 406             output.m00 = input.get(0,0);
 407             output.m01 = input.get(0,1);
 408             output.m02 = input.get(0,2);
 409             output.m10 = input.get(1,0);
 410             output.m11 = input.get(1,1);
 411             output.m12 = input.get(1,2);
 412
 413             return output;
 414         }
 415
 416         geometry::AffineMatrix3D& affineMatrixFromHomMatrix3D(
 417             geometry::AffineMatrix3D& output,
 418             const ::basegfx::B3DHomMatrix&  input)
 419         {
 420             output.m00 = input.get(0,0);
 421             output.m01 = input.get(0,1);
 422             output.m02 = input.get(0,2);
 423             output.m03 = input.get(0,3);
 424
 425             output.m10 = input.get(1,0);
 426             output.m11 = input.get(1,1);
 427             output.m12 = input.get(1,2);
 428             output.m13 = input.get(1,3);
 429
 430             output.m20 = input.get(2,0);
 431             output.m21 = input.get(2,1);
 432             output.m22 = input.get(2,2);
 433             output.m23 = input.get(2,3);
 434
 435             return output;
 436         }
 437
 438         //---------------------------------------------------------------------------------------
 439
 440         ::basegfx::B2DHomMatrix& homMatrixFromMatrix( ::basegfx::B2DHomMatrix&  output,
 441                                                       const geometry::Matrix2D& input )
 442         {
 443             // ensure last row is [0,0,1] (and optimized away)
 444             output.identity();
 445
 446             output.set(0,0, input.m00);
 447             output.set(0,1, input.m01);
 448             output.set(1,0, input.m10);
 449             output.set(1,1, input.m11);
 450
 451             return output;
 452         }
 453
 454         //---------------------------------------------------------------------------------------
 455
 456         geometry::RealSize2D size2DFromB2DSize( const ::basegfx::B2DVector& rVec )
 457         {
 458             return geometry::RealSize2D( rVec.getX(),
 459                                          rVec.getY() );
 460         }
 461
 462         geometry::RealPoint2D point2DFromB2DPoint( const ::basegfx::B2DPoint& rPoint )
 463         {
 464             return geometry::RealPoint2D( rPoint.getX(),
 465                                           rPoint.getY() );
 466         }
 467
 468         geometry::RealRectangle2D rectangle2DFromB2DRectangle( const ::basegfx::B2DRange& rRect )
 469         {
 470             return geometry::RealRectangle2D( rRect.getMinX(),
 471                                               rRect.getMinY(),
 472                                               rRect.getMaxX(),
 473                                               rRect.getMaxY() );
 474         }
 475
 476         geometry::RealRectangle3D rectangle3DFromB3DRectangle( const ::basegfx::B3DRange& rRect )
 477         {
 478             return geometry::RealRectangle3D( rRect.getMinX(),
 479                                               rRect.getMinY(),
 480                                               rRect.getMinZ(),
 481                                               rRect.getMaxX(),
 482                                               rRect.getMaxY(),
 483                                               rRect.getMaxZ());
 484         }
 485
 486         ::basegfx::B2DVector b2DSizeFromRealSize2D( const geometry::RealSize2D& rSize )
 487         {
 488             return ::basegfx::B2DVector( rSize.Width,
 489                                          rSize.Height );
 490         }
 491
 492         ::basegfx::B2DPoint b2DPointFromRealPoint2D( const geometry::RealPoint2D& rPoint )
 493         {
 494             return ::basegfx::B2DPoint( rPoint.X,
 495                                         rPoint.Y );
 496         }
 497
 498         ::basegfx::B2DRange b2DRectangleFromRealRectangle2D( const geometry::RealRectangle2D& rRect )
 499         {
 500             return ::basegfx::B2DRange( rRect.X1,
 501                                         rRect.Y1,
 502                                         rRect.X2,
 503                                         rRect.Y2 );
 504         }
 505
 506         ::basegfx::B3DRange b3DRectangleFromRealRectangle3D( const geometry::RealRectangle3D& rRect )
 507         {
 508             return ::basegfx::B3DRange( rRect.X1,
 509                                         rRect.Y1,
 510                                         rRect.Z1,
 511                                         rRect.X2,
 512                                         rRect.Y2,
 513                                         rRect.Z2);
 514         }
 515
 516         geometry::IntegerSize2D integerSize2DFromB2ISize( const ::basegfx::B2IVector& rSize )
 517         {
 518             return geometry::IntegerSize2D( rSize.getX(),
 519                                             rSize.getY() );
 520         }
 521
 522         geometry::IntegerPoint2D integerPoint2DFromB2IPoint( const ::basegfx::B2IPoint& rPoint )
 523         {
 524             return geometry::IntegerPoint2D( rPoint.getX(),
 525                                              rPoint.getY() );
 526         }
 527
 528         geometry::IntegerRectangle2D integerRectangle2DFromB2IRectangle( const ::basegfx::B2IRange& rRectangle )
 529         {
 530             return geometry::IntegerRectangle2D( rRectangle.getMinX(), rRectangle.getMinY(),
 531                                                  rRectangle.getMaxX(), rRectangle.getMaxY() );
 532         }
 533
 534         ::basegfx::B2IVector b2ISizeFromIntegerSize2D( const geometry::IntegerSize2D& rSize )
 535         {
 536             return ::basegfx::B2IVector( rSize.Width,
 537                                          rSize.Height );
 538         }
 539
 540         ::basegfx::B2IPoint b2IPointFromIntegerPoint2D( const geometry::IntegerPoint2D& rPoint )
 541         {
 542             return ::basegfx::B2IPoint( rPoint.X,
 543                                         rPoint.Y );
 544         }
 545
 546         ::basegfx::B2IRange b2IRectangleFromIntegerRectangle2D( const geometry::IntegerRectangle2D& rRectangle )
 547         {
 548             return ::basegfx::B2IRange( rRectangle.X1, rRectangle.Y1,
 549                                         rRectangle.X2, rRectangle.Y2 );
 550         }
 551
 552         awt::Size awtSizeFromB2ISize( const ::basegfx::B2IVector& rVec )
 553         {
 554             return awt::Size( rVec.getX(),
 555                               rVec.getY() );
 556         }
 557
 558         awt::Point awtPointFromB2IPoint( const ::basegfx::B2IPoint& rPoint )
 559         {
 560             return awt::Point( rPoint.getX(),
 561                                rPoint.getY() );
 562         }
 563
 564         awt::Rectangle awtRectangleFromB2IRectangle( const ::basegfx::B2IRange& rRect )
 565         {
 566             OSL_ENSURE( rRect.getWidth() < ::std::numeric_limits< sal_Int32 >::max() &&
 567                         rRect.getWidth() > ::std::numeric_limits< sal_Int32 >::min(),
 568                         "awtRectangleFromB2IRectangle(): width overflow" );
 569             OSL_ENSURE( rRect.getHeight() < ::std::numeric_limits< sal_Int32 >::max() &&
 570                         rRect.getHeight() > ::std::numeric_limits< sal_Int32 >::min(),
 571                         "awtRectangleFromB2IRectangle(): height overflow" );
 572
 573             return awt::Rectangle( rRect.getMinX(),
 574                                    rRect.getMinY(),
 575                                    static_cast< sal_Int32 >(rRect.getWidth()),
 576                                    static_cast< sal_Int32 >(rRect.getHeight()) );
 577         }
 578
 579         ::basegfx::B2IVector b2ISizeFromAwtSize( const awt::Size& rSize )
 580         {
 581             return ::basegfx::B2IVector( rSize.Width,
 582                                          rSize.Height );
 583         }
 584
 585         ::basegfx::B2IPoint b2IPointFromAwtPoint( const awt::Point& rPoint )
 586         {
 587             return ::basegfx::B2IPoint( rPoint.X,
 588                                         rPoint.Y );
 589         }
 590
 591         ::basegfx::B2IRange b2IRectangleFromAwtRectangle( const awt::Rectangle& rRect )
 592         {
 593             return ::basegfx::B2IRange( rRect.X,
 594                                         rRect.Y,
 595                                         rRect.X + rRect.Width,
 596                                         rRect.Y + rRect.Height );
 597         }
 598
 599         ::basegfx::B2IRange b2ISurroundingRangeFromB2DRange( const ::basegfx::B2DRange& rRange )
 600         {
 601             return ::basegfx::B2IRange( static_cast<sal_Int32>( floor(rRange.getMinX()) ),
 602                                         static_cast<sal_Int32>( floor(rRange.getMinY()) ),
 603                                         static_cast<sal_Int32>( ceil(rRange.getMaxX()) ),
 604                                         static_cast<sal_Int32>( ceil(rRange.getMaxY()) ) );
 605         }
 606
 607         ::basegfx::B2DRange b2DSurroundingIntegerRangeFromB2DRange( const ::basegfx::B2DRange& rRange )
 608         {
 609             return ::basegfx::B2DRange( floor(rRange.getMinX()),
 610                                         floor(rRange.getMinY()),
 611                                         ceil(rRange.getMaxX()),
 612                                         ceil(rRange.getMaxY()) );
 613         }
 614
 615         // Geometry comparisons
 616         // ===================================================================
 617
 618         bool RealSize2DAreEqual( const ::com::sun::star::geometry::RealSize2D& rA, const ::com::sun::star::geometry::RealSize2D& rB )
 619         {
 620             return (rA.Width == rB.Width && rA.Height == rB.Height);
 621         }
 622
 623         bool RealPoint2DAreEqual( const ::com::sun::star::geometry::RealPoint2D& rA, const ::com::sun::star::geometry::RealPoint2D& rB )
 624         {
 625             return (rA.X == rB.X && rA.Y == rB.Y);
 626         }
 627
 628         bool RealRectangle2DAreEqual( const ::com::sun::star::geometry::RealRectangle2D& rA, const ::com::sun::star::geometry::RealRectangle2D& rB )
 629         {
 630             return (rA.X1 == rB.X1 && rA.Y1 == rB.Y1 && rA.X2 == rB.X2 && rA.Y2 == rB.Y2);
 631         }
 632
 633         bool RealRectangle3DAreEqual( const ::com::sun::star::geometry::RealRectangle3D& rA, const ::com::sun::star::geometry::RealRectangle3D& rB )
 634         {
 635             return (rA.X1 == rB.X1 && rA.Y1 == rB.Y1 && rA.Z1 == rB.Z1 && rA.X2 == rB.X2 && rA.Y2 == rB.Y2 && rA.Z2 == rB.Z2);
 636         }
 637
 638         bool AffineMatrix2DAreEqual( const ::com::sun::star::geometry::AffineMatrix2D& rA, const ::com::sun::star::geometry::AffineMatrix2D& rB )
 639         {
 640             return (rA.m00 == rB.m00 && rA.m01 == rB.m01 && rA.m02 == rB.m02 && rA.m10 == rB.m10 && rA.m11 == rB.m11 && rA.m12 == rB.m12);
 641         }
 642
 643         bool IntegerSize2DAreEqual( const ::com::sun::star::geometry::IntegerSize2D& rA, const ::com::sun::star::geometry::IntegerSize2D& rB )
 644         {
 645             return (rA.Width == rB.Width && rA.Height == rB.Height);
 646         }
 647
 648         bool IntegerPoint2DAreEqual( const ::com::sun::star::geometry::IntegerPoint2D& rA, const ::com::sun::star::geometry::IntegerPoint2D& rB )
 649         {
 650             return (rA.X == rB.X && rA.Y == rB.Y);
 651         }
 652
 653         bool IntegerRectangle2DAreEqual( const ::com::sun::star::geometry::IntegerRectangle2D& rA, const ::com::sun::star::geometry::IntegerRectangle2D& rB )
 654         {
 655             return (rA.X1 == rB.X1 && rA.Y1 == rB.Y1 && rA.X2 == rB.X2 && rA.Y2 == rB.Y2);
 656         }
 657
 658         bool awtSizeAreEqual( const ::com::sun::star::awt::Size& rA, const ::com::sun::star::awt::Size& rB )
 659         {
 660             return (rA.Width == rB.Width && rA.Height == rB.Height);
 661         }
 662
 663         bool awtPointAreEqual( const ::com::sun::star::awt::Point& rA, const ::com::sun::star::awt::Point& rB )
 664         {
 665             return (rA.X == rB.X && rA.Y == rB.Y);
 666         }
 667
 668         bool awtRectangleAreEqual( const ::com::sun::star::awt::Rectangle& rA, const ::com::sun::star::awt::Rectangle& rB )
 669         {
 670             return (rA.X == rB.X && rA.Y == rB.Y && rA.Width == rB.Width && rA.Height == rB.Height);
 671         }
 672     } // namespace bgfxtools
 673
 674 } // namespace canvas