Fixed GetLength and changed the rotation of point
--HG-- branch : feature
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560a3dc1d1
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37eb0e9e21
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@ -146,7 +146,7 @@ extern const QString ColorYellow;
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// Hacks for avoiding the linker error "undefined reference to"
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// Hacks for avoiding the linker error "undefined reference to"
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#define SPL_ "Spl_"
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#define SPL_ "Spl_"
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#define ARC_ "Arc_"
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#define ARC_ "Arc_"
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#define EARC_ "EllipticalArc_"
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#define EARC_ "ElArc_"
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extern const QString line_;
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extern const QString line_;
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extern const QString angleLine_;
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extern const QString angleLine_;
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@ -32,6 +32,7 @@
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#include "../ifc/ifcdef.h"
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#include "../ifc/ifcdef.h"
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#include <QtCore/qmath.h>
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#include <QtCore/qmath.h>
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#include <QLineF>
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#include <QLineF>
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#include <QPainterPath>
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//---------------------------------------------------------------------------------------------------------------------
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//---------------------------------------------------------------------------------------------------------------------
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/**
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/**
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@ -124,25 +125,15 @@ VEllipticalArc::~VEllipticalArc()
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*/
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*/
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qreal VEllipticalArc::GetLength() const
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qreal VEllipticalArc::GetLength() const
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{
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{
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qreal length = 0;
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qreal length;
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QPainterPath elArc;
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QVector<qreal> sectionAngle = GetAngles();
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QVector<QPointF> points = GetPoints();
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elArc.moveTo(points.at(0));
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for (int i = 0; i < sectionAngle.size()-1; ++i)
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for (qint32 i = 1; i < points.count(); ++i)
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{
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{
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QPointF firstPoint = GetPoint(sectionAngle.at(i));
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elArc.lineTo(points.at(i));
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QPointF point2 = GetPoint((2*sectionAngle.at(i) + sectionAngle.at(i+1))/3);
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QPointF point3 = GetPoint((sectionAngle.at(i) + 2*sectionAngle.at(i+1))/3);
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QPointF lastPoint = GetPoint(sectionAngle.at(i+1));
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qreal dx1 = point2.rx() - firstPoint.rx();
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qreal dy1 = point2.ry() - firstPoint.ry();
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qreal dx2 = point3.rx() - point2.rx();
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qreal dy2 = point3.ry() - point2.ry();
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qreal dx3 = lastPoint.rx() - point3.rx();
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qreal dy3 = lastPoint.ry() - point3.ry();
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length += qSqrt(dx1*dx1 + dy1*dy1) + qSqrt(dx2*dx2 + dy2*dy2) + qSqrt(dx3*dx3 + dy3*dy3);
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}
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}
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length = elArc.length();
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if (d->isFlipped)
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if (d->isFlipped)
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{
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{
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@ -163,11 +154,10 @@ QPointF VEllipticalArc::GetP1() const
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QPointF p1 ( GetCenter().x () + qFloor((d->radius1 + d->radius2)*cos(d->f1*M_PI/180)),
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QPointF p1 ( GetCenter().x () + qFloor((d->radius1 + d->radius2)*cos(d->f1*M_PI/180)),
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GetCenter().y () + qFloor((d->radius1 + d->radius2)*sin(d->f1*M_PI/180)));
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GetCenter().y () + qFloor((d->radius1 + d->radius2)*sin(d->f1*M_PI/180)));
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// rotation of point
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// rotation of point
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QPointF pointRotation;
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QLineF line(GetCenter().toQPointF(), p1);
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pointRotation.setX(p1.rx()*qCos(GetRotationAngle()) - p1.ry()*qSin(GetRotationAngle()));
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line.setAngle(line.angle() + GetRotationAngle());
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pointRotation.setY(p1.rx()*qSin(GetRotationAngle()) + p1.ry()*qCos(GetRotationAngle()));
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return pointRotation;
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return line.p2();
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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//---------------------------------------------------------------------------------------------------------------------
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@ -181,11 +171,10 @@ QPointF VEllipticalArc::GetP2 () const
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QPointF p2 ( GetCenter().x () + qFloor((d->radius1 + d->radius2)*cos(d->f2*M_PI/180)),
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QPointF p2 ( GetCenter().x () + qFloor((d->radius1 + d->radius2)*cos(d->f2*M_PI/180)),
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GetCenter().y () + qFloor((d->radius1 + d->radius2)*sin(d->f2*M_PI/180)));
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GetCenter().y () + qFloor((d->radius1 + d->radius2)*sin(d->f2*M_PI/180)));
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// rotation of point
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// rotation of point
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QPointF pointRotation;
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QLineF line(GetCenter().toQPointF(), p2);
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pointRotation.setX(p2.rx()*qCos(GetRotationAngle()) - p2.ry()*qSin(GetRotationAngle()));
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line.setAngle(line.angle() + GetRotationAngle());
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pointRotation.setY(p2.rx()*qSin(GetRotationAngle()) + p2.ry()*qCos(GetRotationAngle()));
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return pointRotation;
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return line.p2();
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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//---------------------------------------------------------------------------------------------------------------------
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@ -198,13 +187,11 @@ QPointF VEllipticalArc::GetPoint (qreal angle) const
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// p - point without rotation
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// p - point without rotation
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QPointF p ( GetCenter().x () + qFloor((d->radius1 + d->radius2)*cos(angle*M_PI/180)),
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QPointF p ( GetCenter().x () + qFloor((d->radius1 + d->radius2)*cos(angle*M_PI/180)),
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GetCenter().y () + qFloor((d->radius1 + d->radius2)*sin(angle*M_PI/180)));
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GetCenter().y () + qFloor((d->radius1 + d->radius2)*sin(angle*M_PI/180)));
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// rotation of point
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// rotation of point
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QPointF pointRotation;
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QLineF line(GetCenter().toQPointF(), p);
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pointRotation.setX(p.rx()*qCos(GetRotationAngle()) - p.ry()*qSin(GetRotationAngle()));
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line.setAngle(line.angle() + GetRotationAngle());
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pointRotation.setY(p.rx()*qSin(GetRotationAngle()) + p.ry()*qCos(GetRotationAngle()));
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return pointRotation;
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return line.p2();
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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//---------------------------------------------------------------------------------------------------------------------
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@ -233,6 +220,7 @@ qreal VEllipticalArc::AngleArc() const
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return ang;
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return ang;
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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//---------------------------------------------------------------------------------------------------------------------
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/**
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/**
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* @brief GetAngles return list of angles needed for drawing arc.
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* @brief GetAngles return list of angles needed for drawing arc.
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@ -241,34 +229,32 @@ qreal VEllipticalArc::AngleArc() const
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QVector<qreal> VEllipticalArc::GetAngles() const
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QVector<qreal> VEllipticalArc::GetAngles() const
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{
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{
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QVector<qreal> sectionAngle;
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QVector<qreal> sectionAngle;
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qreal angle = AngleArc();
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if (qFuzzyIsNull(angle))
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{// Return the array that includes one angle
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sectionAngle.append(d->f1);
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return sectionAngle;
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}
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if (angle > 360 || angle < 0)
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{// Filter incorect value of angle
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QLineF dummy(0,0, 100, 0);
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dummy.setAngle(angle);
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angle = dummy.angle();
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}
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const qreal angleInterpolation = 45; //degree
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const int sections = qFloor(angle / angleInterpolation);
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for (int i = 0; i < sections; ++i)
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{
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{
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qreal angle = AngleArc();
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sectionAngle.append(angleInterpolation);
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}
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if (qFuzzyIsNull(angle))
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const qreal tail = angle - sections * angleInterpolation;
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{// Return the array that includes one angle
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if (tail > 0)
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sectionAngle.append(d->f1);
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{
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return sectionAngle;
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sectionAngle.append(tail);
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}
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if (angle > 360 || angle < 0)
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{// Filter incorect value of angle
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QLineF dummy(0,0, 100, 0);
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dummy.setAngle(angle);
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angle = dummy.angle();
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}
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const qreal angleInterpolation = 45; //degree
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const int sections = qFloor(angle / angleInterpolation);
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for (int i = 0; i < sections; ++i)
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{
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sectionAngle.append(angleInterpolation);
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}
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const qreal tail = angle - sections * angleInterpolation;
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if (tail > 0)
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{
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sectionAngle.append(tail);
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}
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}
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}
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return sectionAngle;
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return sectionAngle;
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}
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}
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@ -68,10 +68,11 @@ public:
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qreal GetRotationAngle() const;
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qreal GetRotationAngle() const;
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QString GetFormulaRadius1 () const;
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QString GetFormulaRadius1 () const;
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QString GetFormulaRadius2 () const;
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void SetFormulaRadius1 (const QString &formula, qreal value);
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void SetFormulaRadius1 (const QString &formula, qreal value);
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void SetFormulaRadius2 (const QString &formula, qreal value);
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qreal GetRadius1 () const;
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qreal GetRadius1 () const;
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QString GetFormulaRadius2 () const;
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void SetFormulaRadius2 (const QString &formula, qreal value);
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qreal GetRadius2 () const;
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qreal GetRadius2 () const;
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VPointF GetCenter () const;
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VPointF GetCenter () const;
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@ -83,7 +84,7 @@ public:
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QPointF GetP1() const;
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QPointF GetP1() const;
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QPointF GetP2 () const;
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QPointF GetP2 () const;
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QPointF GetPoint (qreal angle) const;
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qreal AngleArc() const;
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qreal AngleArc() const;
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QVector<qreal> GetAngles () const;
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QVector<qreal> GetAngles () const;
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QVector<QPointF> GetPoints () const;
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QVector<QPointF> GetPoints () const;
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@ -97,6 +98,7 @@ private:
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void FindF2(qreal length);
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void FindF2(qreal length);
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qreal MaxLength() const;
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qreal MaxLength() const;
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QPointF GetPoint (qreal angle) const;
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};
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};
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Q_DECLARE_TYPEINFO(VEllipticalArc, Q_MOVABLE_TYPE);
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Q_DECLARE_TYPEINFO(VEllipticalArc, Q_MOVABLE_TYPE);
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@ -9,7 +9,7 @@ SOURCES += \
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$$PWD/vspline.cpp \
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$$PWD/vspline.cpp \
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$$PWD/vsplinepath.cpp \
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$$PWD/vsplinepath.cpp \
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$$PWD/vsplinepoint.cpp \
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$$PWD/vsplinepoint.cpp \
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$$PWD/vellipticalarc.cpp
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$$PWD/vellipticalarc.cpp
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win32-msvc*:SOURCES += $$PWD/stable.cpp
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win32-msvc*:SOURCES += $$PWD/stable.cpp
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@ -29,5 +29,5 @@ HEADERS += \
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$$PWD/vsplinepoint.h \
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$$PWD/vsplinepoint.h \
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$$PWD/vsplinepoint_p.h \
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$$PWD/vsplinepoint_p.h \
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$$PWD/vgeometrydef.h \
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$$PWD/vgeometrydef.h \
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$$PWD/vellipticalarc.h \
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$$PWD/vellipticalarc.h \
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$$PWD/vellipticalarc_p.h
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$$PWD/vellipticalarc_p.h
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