Calc local seam allowance for curve segment.
--HG-- branch : feature
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@ -374,19 +374,77 @@ int VPiece::indexOfNode(const quint32 &id) const
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void VPiece::CurveSeamAllowanceSegment(QVector<VSAPoint> &pointsEkv, const VContainer *data,
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const QSharedPointer<VAbstractCurve> &curve, int i, bool reverse) const
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{
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const QPointF begin = StartSegment(data, i, reverse);
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const QPointF end = EndSegment(data, i, reverse);
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const VSAPoint begin = StartSegment(data, i, reverse);
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const VSAPoint end = EndSegment(data, i, reverse);
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const QVector<QPointF> points = curve->GetSegmentPoints(begin, end, reverse);
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if (points.isEmpty())
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{
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return;
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}
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qreal w1 = begin.GetSAAfter();
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qreal w2 = end.GetSABefore();
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if (w1 < 0 && w2 < 0)
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{// no local widths
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for(int i = 0; i < points.size(); ++i)
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{
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pointsEkv.append(VSAPoint(points.at(i)));
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}
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}
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else
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{
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const qreal width = ToPixel(GetSAWidth(), *data->GetPatternUnit());
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w1 = ToPixel(w1, *data->GetPatternUnit());
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if (w1 < 0)
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{
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w1 = width;
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}
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w2 = ToPixel(w1, *data->GetPatternUnit());
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if (w2 < 0)
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{
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w2 = width;
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}
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const qreal wDiff = w2 - w1;// Difference between to local widths
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const qreal fullLength = VAbstractCurve::PathLength(points);
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VSAPoint p(points.at(0));//First point in the list
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p.SetSAAfter(begin.GetSAAfter());
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p.SetSABefore(begin.GetSABefore());
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pointsEkv.append(p);
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qreal length = 0; // how much we handle
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for(int i = 1; i < points.size(); ++i)
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{
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p = VSAPoint(points.at(i));
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if (i == points.size() - 1)
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{// last point
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p.SetSAAfter(end.GetSAAfter());
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p.SetSABefore(end.GetSABefore());
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}
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else
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{
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length += QLineF(points.at(i-1), points.at(i)).length();
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qreal localWidth = w1 + wDiff*(length/fullLength);
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localWidth = FromPixel(localWidth, *data->GetPatternUnit());
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p.SetSAAfter(localWidth);
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p.SetSABefore(localWidth);
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}
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pointsEkv.append(p);
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}
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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QPointF VPiece::StartSegment(const VContainer *data, const int &i, bool reverse) const
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VSAPoint VPiece::StartSegment(const VContainer *data, int i, bool reverse) const
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{
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if (i < 0 && i > CountNodes()-1)
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{
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@ -401,21 +459,23 @@ QPointF VPiece::StartSegment(const VContainer *data, const int &i, bool reverse)
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points = VGObject::GetReversePoints(points);
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}
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QPointF begin = points.first();
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VSAPoint begin = points.first();
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if (CountNodes() > 1)
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{
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if (i == 0)
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{
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if (at(CountNodes()-1).GetTypeTool() == Tool::NodePoint)
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{
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begin = *data->GeometricObject<VPointF>(at(CountNodes()-1).GetId());
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const VPieceNode node = at(CountNodes()-1);
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begin = VSAPoint(*data->GeometricObject<VPointF>(node.GetId()));
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}
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}
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else
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{
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if (at(i-1).GetTypeTool() == Tool::NodePoint)
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{
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begin = *data->GeometricObject<VPointF>(at(i-1).GetId());
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const VPieceNode node = at(i-1);
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begin = VSAPoint(*data->GeometricObject<VPointF>(node.GetId()));
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}
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}
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}
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@ -423,7 +483,7 @@ QPointF VPiece::StartSegment(const VContainer *data, const int &i, bool reverse)
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}
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//---------------------------------------------------------------------------------------------------------------------
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QPointF VPiece::EndSegment(const VContainer *data, const int &i, bool reverse) const
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VSAPoint VPiece::EndSegment(const VContainer *data, int i, bool reverse) const
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{
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if (i < 0 && i > CountNodes()-1)
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{
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@ -438,21 +498,23 @@ QPointF VPiece::EndSegment(const VContainer *data, const int &i, bool reverse) c
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points = VGObject::GetReversePoints(points);
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}
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QPointF end = points.last();
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VSAPoint end = points.last();
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if (CountNodes() > 2)
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{
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if (i == CountNodes() - 1)
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{
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if (at(0).GetTypeTool() == Tool::NodePoint)
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{
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end = *data->GeometricObject<VPointF>(at(0).GetId());
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const VPieceNode node = at(0);
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end = VSAPoint(*data->GeometricObject<VPointF>(node.GetId()));
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}
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}
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else
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{
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if (at(i+1).GetTypeTool() == Tool::NodePoint)
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{
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end = *data->GeometricObject<VPointF>(at(i+1).GetId());
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const VPieceNode node = at(i+1);
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end = VSAPoint(*data->GeometricObject<VPointF>(node.GetId()));
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}
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}
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}
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@ -87,8 +87,8 @@ private:
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void CurveSeamAllowanceSegment(QVector<VSAPoint> &pointsEkv, const VContainer *data,
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const QSharedPointer<VAbstractCurve> &curve, int i, bool reverse) const;
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QPointF StartSegment(const VContainer *data, const int &i, bool reverse) const;
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QPointF EndSegment(const VContainer *data, const int &i, bool reverse) const;
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VSAPoint StartSegment(const VContainer *data, int i, bool reverse) const;
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VSAPoint EndSegment(const VContainer *data, int i, bool reverse) const;
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static int indexOfNode(const QVector<VPieceNode> &list, quint32 id);
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};
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