Fraxinus  16.5.0-fx-rc3
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cxOrientationAnnotation2DRep.cpp
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1 /*=========================================================================
2 This file is part of CustusX, an Image Guided Therapy Application.
3 
4 Copyright (c) 2008-2014, SINTEF Department of Medical Technology
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7 Redistribution and use in source and binary forms, with or without
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11  this list of conditions and the following disclaimer.
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32 
35 
36 #include <vtkTextProperty.h>
37 #include <vtkRenderer.h>
38 #include <vtkTextMapper.h>
39 #include <vtkObjectFactory.h>
40 #include <vtkCornerAnnotation.h>
41 
42 #include "cxView.h"
43 #include "cxSliceProxy.h"
44 #include "cxVtkHelperClasses.h"
45 #include "cxTypeConversions.h"
46 
47 // --------------------------------------------------------
48 namespace cx
49 // --------------------------------------------------------
50 {
51 
53  RepImpl()
54 {
55  mAngle = M_PI*60/180;
56  mOrientation = OrientationAnnotationPtr::New();
57  mOrientation->SetNonlinearFontScaleFactor(0.35);
58  mOrientation->GetTextProperty()->SetColor(0.7372, 0.815, 0.6039);
59 
60  mDCMDirections_r["P"] = Vector3D( 0, 1, 0); // Posterior
61  mDCMDirections_r["A"] = Vector3D( 0,-1, 0); // Anterior
62  mDCMDirections_r["R"] = Vector3D(-1, 0, 0); // Right
63  mDCMDirections_r["L"] = Vector3D( 1, 0, 0); // Left
64  mDCMDirections_r["S"] = Vector3D( 0, 0, 1); // Superior
65  mDCMDirections_r["I"] = Vector3D( 0, 0,-1); // Inferior
66 
67  mPlaneDirections_s.resize(4);
68  mPlaneDirections_s[0] = Vector3D( 1, 0, 0); // East
69  mPlaneDirections_s[1] = Vector3D( 0, 1, 0); // North
70  mPlaneDirections_s[2] = Vector3D(-1, 0, 0); // West
71  mPlaneDirections_s[3] = Vector3D( 0,-1, 0); // South
72 }
73 
74 
75 
77 {
78  return wrap_new(new OrientationAnnotationSmartRep(), uid);
79 }
80 
82 {
83 
84 }
85 
87 {
88  mOrientation->SetVisibility(visible);
89 }
90 
92 {
93  if (mSlicer)
94  {
95  disconnect(mSlicer.get(), SIGNAL(transformChanged(Transform3D)), this, SLOT(transformChangedSlot()));
96  }
97  mSlicer = slicer;
98  if (mSlicer)
99  {
100  connect(mSlicer.get(), SIGNAL(transformChanged(Transform3D)), this, SLOT(transformChangedSlot()));
101  this->transformChangedSlot();
102  }
103 }
104 
105 void OrientationAnnotationSmartRep::transformChangedSlot()
106 {
107  this->createAnnotation();
108 }
109 
111 {
112  Vector3D planeDir_r = rMs.vector(planeDir_s);
113 
114  QString text;
115  double threshold = cos(mAngle);
116 // double threshold = 0.5;
117 
118  for (std::map<QString, Vector3D>::iterator iter=mDCMDirections_r.begin(); iter!=mDCMDirections_r.end(); ++iter)
119  {
120  double w = dot(planeDir_r, iter->second);
121  if (w > threshold)
122  text += iter->first;
123  }
124 
125  return text;
126 // return "test_"+qstring_cast(planeDir_s);
127 }
128 
130 {
131  this->transformChangedSlot();
132  view->getRenderer()->AddActor(mOrientation);
133 }
134 
136 {
137  view->getRenderer()->RemoveActor(mOrientation);
138 }
139 
141 {
142  mAngle = angle;
143  this->createAnnotation();
144 }
145 
147 {
148  return mAngle;
149 }
150 
152 {
153  if (!mSlicer)
154  return;
155 
156  Transform3D rMs = mSlicer->get_sMr().inv();
157 
158  // update texts
159  for (unsigned int i=0; i<mPlaneDirections_s.size(); ++i)
160  {
161  QString text = this->determineAnnotation(mPlaneDirections_s[i], rMs);
162  mOrientation->SetText(i, cstring_cast(text));
163  }
164 }
165 
166 
167 // --------------------------------------------------------
168 } //end namespace
169 // --------------------------------------------------------
170 
171 
Transform3D Transform3D
Transform3D is a representation of an affine 3D transform.
boost::shared_ptr< class SliceProxy > SliceProxyPtr
static boost::shared_ptr< REP > wrap_new(REP *object, QString uid)
Definition: cxRepImpl.h:83
std::vector< Vector3D > mPlaneDirections_s
the four directions in the slice plane
cstring_cast_Placeholder cstring_cast(const T &val)
virtual void addRepActorsToViewRenderer(ViewPtr view)
boost::shared_ptr< class View > ViewPtr
virtual void removeRepActorsFromViewRenderer(ViewPtr view)
static OrientationAnnotationSmartRepPtr New(const QString &uid="")
boost::shared_ptr< class OrientationAnnotationSmartRep > OrientationAnnotationSmartRepPtr
std::map< QString, Vector3D > mDCMDirections_r
directions of DICOM labels APSILR
double dot(const Vector3D &a, const Vector3D &b)
compute inner product (or dot product) of a and b.
Definition: cxVector3D.cpp:67
Default implementation of Rep.
Definition: cxRepImpl.h:63
QString determineAnnotation(Vector3D planeDir_s, Transform3D rMs)
Eigen::Vector3d Vector3D
Vector3D is a representation of a point or vector in 3D.
Definition: cxVector3D.h:63
#define M_PI