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cxPointMetric.cpp
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1 /*=========================================================================
2 This file is part of CustusX, an Image Guided Therapy Application.
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4 Copyright (c) 2008-2014, SINTEF Department of Medical Technology
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32 
33 
34 #include "cxPointMetric.h"
35 #include "cxBoundingBox3D.h"
36 #include "cxTool.h"
37 #include "cxTypeConversions.h"
38 #include "cxSpaceProvider.h"
39 #include "cxSpaceListener.h"
41 #include "cxLogger.h"
42 
43 namespace cx
44 {
45 
46 PointMetric::PointMetric(const QString& uid, const QString& name, PatientModelServicePtr dataManager, SpaceProviderPtr spaceProvider) :
47  DataMetric(uid, name, dataManager, spaceProvider),
48  mCoordinate(0,0,0),
49  mSpace(CoordinateSystem::reference())
50 {
51  mSpaceListener = mSpaceProvider->createListener();
52  mSpaceListener->setSpace(mSpace);
53  connect(mSpaceListener.get(), SIGNAL(changed()), this, SLOT(resetCachedValues()));
54  connect(mSpaceListener.get(), SIGNAL(changed()), this, SIGNAL(transformChanged()));
55 }
56 
57 PointMetricPtr PointMetric::create(QString uid, QString name, PatientModelServicePtr dataManager, SpaceProviderPtr spaceProvider)
58 {
59  return PointMetricPtr(new PointMetric(uid, name, dataManager, spaceProvider));
60 }
61 
63 {
64 }
65 
67 {
68  return mSpaceProvider->convertToSpecific(mSpace).mRefObject;
69 }
70 
72 {
73  if (p == mCoordinate)
74  return;
75 
76  mCoordinate = p;
77  this->resetCachedValues();
78  emit transformChanged();
79 }
80 
82 {
83  return mCoordinate;
84 }
85 
87 {
88  if (space == mSpace)
89  return;
90 
91  // keep the absolute position (in ref) constant when changing space.
92  Transform3D new_M_old = mSpaceProvider->get_toMfrom(this->getSpace(), space);
93  mCoordinate = new_M_old.coord(mCoordinate);
94 
95  mSpace = space;
96  this->resetCachedValues();
97  mSpaceListener->setSpace(space);
98 }
99 
101 {
102  return mSpace;
103 }
104 
105 void PointMetric::addXml(QDomNode& dataNode)
106 {
107  DataMetric::addXml(dataNode);
108 
109  dataNode.toElement().setAttribute("space", mSpace.toString());
110  dataNode.toElement().setAttribute("coord", qstring_cast(mCoordinate));
111 }
112 
113 void PointMetric::parseXml(QDomNode& dataNode)
114 {
115  DataMetric::parseXml(dataNode);
116 
117  this->setSpace(CoordinateSystem::fromString(dataNode.toElement().attribute("space", mSpace.toString())));
118  this->setCoordinate(Vector3D::fromString(dataNode.toElement().attribute("coord", qstring_cast(mCoordinate))));
119 }
120 
122 {
123  // convert both inputs to r space
124  Vector3D p0_r = this->getRefCoord();
125 
126  return DoubleBoundingBox3D(p0_r, p0_r);
127 }
128 
129 void PointMetric::resetCachedValues()
130 {
131  mCachedRefCoord.reset();
132 }
133 
138 {
139  if (!mCachedRefCoord.isValid())
140  {
141  Transform3D rM1 = mSpaceProvider->get_toMfrom(this->getSpace(), CoordinateSystem(csREF));
142  Vector3D val = rM1.coord(this->getCoordinate());
143  mCachedRefCoord.set(val);
144  }
145  return mCachedRefCoord.get();
146 }
147 
149 {
150  return prettyFormat(this->getRefCoord(), 1, 3);
151 }
152 
154 {
155  return QString("%1 \"%2\" %3")
156  .arg(this->getSingleLineHeader())
157  .arg(mSpace.toString())
158  .arg(qstring_cast(this->getCoordinate()));
159 }
160 
161 }
boost::shared_ptr< class SpaceProvider > SpaceProviderPtr
QString qstring_cast(const T &val)
void setSpace(CoordinateSystem space)
bool isValid() const
void addXml(QDomNode &dataNode)
adds xml information about the data and its variabels
Transform3D Transform3D
Transform3D is a representation of an affine 3D transform.
void transformChanged()
emitted when transform is changed
void setCoordinate(const Vector3D &p)
QString prettyFormat(Vector3D val, int decimals, int fieldWidth)
Definition: cxVector3D.cpp:119
csREF
the data reference space (r) using LPS (left-posterior-superior) coordinates.
SpaceProviderPtr mSpaceProvider
Definition: cxDataMetric.h:89
virtual void parseXml(QDomNode &dataNode)
Use a XML node to load data.
void parseXml(QDomNode &dataNode)
Use a XML node to load data.
void set(const T &val)
virtual ~PointMetric()
Vector3D getCoordinate() const
boost::shared_ptr< class PatientModelService > PatientModelServicePtr
virtual QString getParentSpace()
Identification of a Coordinate system.
QString getSingleLineHeader() const
virtual DoubleBoundingBox3D boundingBox() const
Representation of a floating-point bounding box in 3D. The data are stored as {xmin,xmax,ymin,ymax,zmin,zmax}, in order to simplify communication with vtk.
CoordinateSystem getSpace() const
cxLogicManager_EXPORT SpaceProviderPtr spaceProvider()
Data class that represents a single point.
Definition: cxPointMetric.h:63
Eigen::Vector3d Vector3D
Vector3D is a representation of a point or vector in 3D.
Definition: cxVector3D.h:63
virtual QString getValueAsString() const
virtual Vector3D getRefCoord() const
virtual void addXml(QDomNode &dataNode)
adds xml information about the data and its variabels
virtual QString getAsSingleLineString() const
static PointMetricPtr create(QString uid, QString name, PatientModelServicePtr dataManager, SpaceProviderPtr spaceProvider)
const T & get() const
static CoordinateSystem fromString(QString text)
boost::shared_ptr< class PointMetric > PointMetricPtr