diff options
Diffstat (limited to 'basegfx')
| -rw-r--r-- | basegfx/source/polygon/b2dpolygontools.cxx | 51 |
1 files changed, 12 insertions, 39 deletions
diff --git a/basegfx/source/polygon/b2dpolygontools.cxx b/basegfx/source/polygon/b2dpolygontools.cxx index b3f43669dd..d33c752008 100644 --- a/basegfx/source/polygon/b2dpolygontools.cxx +++ b/basegfx/source/polygon/b2dpolygontools.cxx @@ -475,7 +475,7 @@ namespace basegfx::utils return fRetval; } - double getLength(const B2DPolygon& rCandidate, bool bApproximateBezierLength) + double getLength(const B2DPolygon& rCandidate) { double fRetval(0.0); const sal_uInt32 nPointCount(rCandidate.count()); @@ -486,45 +486,18 @@ namespace basegfx::utils if(rCandidate.areControlPointsUsed()) { - if (bApproximateBezierLength) - { - B2DPoint aStartPoint = rCandidate.getB2DPoint(0); - - for(sal_uInt32 a(0); a < nEdgeCount; a++) - { - // An approximate length of a cubic Bezier curve is the average - // of its chord length and the sum of the lengths of its control net sides. - const sal_uInt32 nNextIndex((a + 1) % nPointCount); - const B2DPoint& aControlPoint1 = rCandidate.getNextControlPoint(a); - const B2DPoint& aControlPoint2 = rCandidate.getPrevControlPoint(nNextIndex); - const B2DPoint& aEndPoint = rCandidate.getB2DPoint(nNextIndex); - - double chord_length = B2DVector(aEndPoint - aStartPoint).getLength(); - double control_net_length = B2DVector(aStartPoint - aControlPoint1).getLength() - + B2DVector(aControlPoint2 - aControlPoint1).getLength() - + B2DVector(aEndPoint - aControlPoint2).getLength(); - double approximate_arc_length = (control_net_length + chord_length) / 2; - - fRetval += approximate_arc_length; - aStartPoint = aEndPoint; - } + B2DCubicBezier aEdge; + aEdge.setStartPoint(rCandidate.getB2DPoint(0)); - } - else + for(sal_uInt32 a(0); a < nEdgeCount; a++) { - B2DCubicBezier aEdge; - aEdge.setStartPoint(rCandidate.getB2DPoint(0)); - - for(sal_uInt32 a(0); a < nEdgeCount; a++) - { - const sal_uInt32 nNextIndex((a + 1) % nPointCount); - aEdge.setControlPointA(rCandidate.getNextControlPoint(a)); - aEdge.setControlPointB(rCandidate.getPrevControlPoint(nNextIndex)); - aEdge.setEndPoint(rCandidate.getB2DPoint(nNextIndex)); + const sal_uInt32 nNextIndex((a + 1) % nPointCount); + aEdge.setControlPointA(rCandidate.getNextControlPoint(a)); + aEdge.setControlPointB(rCandidate.getPrevControlPoint(nNextIndex)); + aEdge.setEndPoint(rCandidate.getB2DPoint(nNextIndex)); - fRetval += aEdge.getLength(); - aEdge.setStartPoint(aEdge.getEndPoint()); - } + fRetval += aEdge.getLength(); + aEdge.setStartPoint(aEdge.getEndPoint()); } } else @@ -1259,9 +1232,9 @@ namespace basegfx::utils // precalculate maximal acceptable length of candidate polygon assuming // we want to create a maximum of fNumberOfAllowedSnippets. For // fNumberOfAllowedSnippets use ca. 65536, double due to line & gap. - static const double fNumberOfAllowedSnippets(100.0 * 2.0); + static const double fNumberOfAllowedSnippets(65535.0 * 2.0); const double fAllowedLength((fNumberOfAllowedSnippets * fDotDashLength) / double(rDotDashArray.size())); - const double fCandidateLength(basegfx::utils::getLength(rCandidate, /*bApproximateBezierLength*/true)); + const double fCandidateLength(basegfx::utils::getLength(rCandidate)); std::vector<double> aDotDashArray(rDotDashArray); if(fCandidateLength > fAllowedLength) |