114 lines
2.5 KiB
C++
Executable File
114 lines
2.5 KiB
C++
Executable File
/**
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* @RDE_HEADER@
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* Class Viewpoint2D
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* $Id$
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* $HeadURL$
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* $Author$
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*/
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// Own
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#include "viewpoint2D.h"
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// Qt
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#include <QJsonObject>
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//----------------------------------------------------------------------------
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namespace SituationMap
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{
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Viewpoint2D::Viewpoint2D(const QPointF ¢erGeo, double scale, double rotation)
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: m_centerGeo(centerGeo), m_scale(scale), m_rotation(rotation)
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{
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// Q_ASSERT(scale > 0);
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}
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bool Viewpoint2D::isNull() const
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{
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return m_centerGeo.isNull() && qFuzzyCompare(m_scale, defaultScale) && qFuzzyIsNull(m_rotation);
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// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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}
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void Viewpoint2D::resetViewpoint()
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{
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m_centerGeo = QPointF();
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m_scale = defaultScale;
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m_rotation = 0;
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}
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QPointF Viewpoint2D::centerGeo() const
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{
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return m_centerGeo;
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}
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void Viewpoint2D::setCenterGeo(const QPointF ¢erGeo)
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{
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m_centerGeo = centerGeo;
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}
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double Viewpoint2D::scale() const
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{
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return m_scale;
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}
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void Viewpoint2D::setScale(double scale)
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{
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m_scale = scale;
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}
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double Viewpoint2D::rotation() const
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{
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return m_rotation;
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}
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void Viewpoint2D::setRotation(double rotation)
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{
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m_rotation = rotation;
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}
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Viewpoint2D Viewpoint2D::read(const QJsonObject &json)
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{
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Viewpoint2D vp;
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if (json.contains(QLatin1String("centerLon")) && json.contains(QLatin1String("centerLat")))
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{
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QPointF centerGeo;
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centerGeo.rx() = json[QLatin1String("centerLon")].toDouble();
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centerGeo.ry() = json[QLatin1String("centerLat")].toDouble();
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vp.setCenterGeo(centerGeo);
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}
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if (json.contains(QLatin1String("scale")))
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vp.setScale(json[QLatin1String("scale")].toDouble());
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if (json.contains(QLatin1String("rotation")))
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vp.setRotation(json[QLatin1String("rotation")].toDouble());
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return vp;
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}
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QJsonObject Viewpoint2D::toJsonObject() const
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{
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QJsonObject json;
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json[QLatin1String("centerLon")] = m_centerGeo.x();
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json[QLatin1String("centerLat")] = m_centerGeo.y();
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json[QLatin1String("scale")] = m_scale;
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json[QLatin1String("rotation")] = m_rotation;
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return json;
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}
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QString Viewpoint2D::toString() const
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{
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QString asString = QStringLiteral("center %1;%2[rad] %3;%4[deg], scale=%5, rotation=%6")
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.arg(m_centerGeo.x()).arg(m_centerGeo.y())
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.arg(m_centerGeo.x()*180.0/M_PI).arg(m_centerGeo.y()*180.0/M_PI)
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.arg(m_scale).arg(m_rotation);
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return asString;
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}
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std::ostream &operator<< (std::ostream &stream,
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const SituationMap::Viewpoint2D &value)
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{
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stream << "Viewpoint2D(" << value.toString() << "): ";
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return stream;
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}
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} // namespace SituationMap
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