1 #include <creaImageIOGimmickView.h>
2 #include <creaImageIOSystem.h>
4 #include "boost/filesystem.hpp"
6 namespace fs = boost::filesystem;
11 ///Class used to represent the actual state of the image selected and to perform comparisons on its values
15 ImageExtent(const std::string& x, const std::string& y, const std::string& z, const std::string& t)
17 sscanf(x.c_str(),"%d",&mExtent[0]);
18 sscanf(y.c_str(),"%d",&mExtent[1]);
19 sscanf(z.c_str(),"%d",&mExtent[2]);
20 sscanf(t.c_str(),"%d",&mExtent[3]);
21 if(x==""){mExtent[0]=1;}
22 if(y==""){mExtent[1]=1;}
23 if(z==""){mExtent[2]=1;}
24 if(t==""){mExtent[3]=1;}
26 if (mExtent[3]>1) mDim=4;
27 else if (mExtent[2]>1) mDim=3;
28 else if (mExtent[1]>1) mDim=2;
29 else if (mExtent[0]>1) mDim=1;
35 void Clear() { mExtent[0] = mExtent[1] = mExtent[2] = mExtent[3] = 1; }
37 ///Returns true if the two extents are compatible
38 bool IsCompatible( const ImageExtent& );
40 ///Adds the extent passed as a parameter to the current extent
41 void Add ( const ImageExtent& );
43 ///Returns the ieth position of the extent
44 int Get(int i) { return mExtent[i]; }
46 ///Returns the dimension of the current image
47 void SetDimension(int dim) { mDim=dim; }
49 ///Returns the dimension of the current image
50 int GetDimension() { return mDim; }
57 //======================================================================
59 //======================================================================
61 GimmickView::GimmickView(Gimmick* gimmick, int threads)
65 GimmickDebugMessage(1,"GimmickView::GimmickView"
67 // Anciently started the threads ...
68 // Threads now automatically start at first image request
72 //======================================================================
74 //======================================================================
76 GimmickView::~GimmickView()
78 GimmickDebugMessage(1,"GimmickView::~GimmickView"
81 //======================================================================
83 //======================================================================
84 /// Initializes the view :
85 /// Creates the TreeViews for all the TreeHandler of the Controller
87 void GimmickView::Initialize()
92 //======================================================================
94 //======================================================================
96 void GimmickView::Finalize()
100 //======================================================================
102 //======================================================================
103 /// Create the tree views
104 void GimmickView::CreateTreeViews()
106 GimmickMessage(2,"Creating the tree views"<<std::endl);
107 Gimmick::TreeHandlerMapType::const_iterator i;
108 for (i = mGimmick->GetTreeHandlerMap().begin();
109 i!= mGimmick->GetTreeHandlerMap().end();
112 this->CreateTreeView(i->second);
115 //======================================================================
117 //======================================================================
118 /// Updates the TreeView of given name from level l to bottom
119 /// (calls the virtual method TreeView::Update())
120 void GimmickView::UpdateTreeViewLevel(const std::string& t, int l)
122 TreeViewMapType::iterator i;
123 i = GetTreeViewMap().find(t);
124 if ( i == GetTreeViewMap().end() )
126 GimmickError("INTERNAL ERROR : GimmickView::UpdateTreeView : '"
127 <<t<<"' is not in TreeViewMap");
129 i->second->UpdateLevel(l);
131 //======================================================================
132 /// Clears the status and begins a new selection process
133 void GimmickView::ResetExtent()
143 //======================================================================
145 //======================================================================
146 bool ImageExtent::IsCompatible(const ImageExtent& ie)
148 bool compatible=true;
149 ImageExtent * extent= (ImageExtent*)&ie;
150 if((*extent).Get(0)!=Get(0)
151 || (*extent).Get(1)!=Get(1))
158 //======================================================================
160 //======================================================================
161 void ImageExtent::Add(const ImageExtent& ie)
163 ImageExtent * extent= (ImageExtent*)&ie;
164 mExtent[2]+=(*extent).Get(2);
168 //======================================================================
169 ///Validates the dimension compliance of the images with the maximum and
170 ///minimum given, and between their sizes
171 bool GimmickView::ValidateSelected (tree::Node* sel, int min_dim, int max_dim)
173 GimmickDebugMessage(2,"Validating selected"<<std::endl);
174 std::string mMessage;
178 mMessage="Cannot have 0 images selected!";
183 ImageExtent* ie=new ImageExtent((*sel).GetAttribute("D0028_0010"),
184 (*sel).GetAttribute("D0028_0011"),
185 (*sel).GetAttribute("D0028_0012"),
190 if((mImageExtent->Get(min_dim-1)<2)||(mImageExtent->Get(max_dim)>1))
196 std::stringstream out;
197 out << mImageExtent->GetDimension() << "D image " << mImageExtent->Get(0) << "x"<< mImageExtent->Get(1) << "x"<< mImageExtent->Get(2) <<" selected";
198 mMessage = out.str();
199 mImageExtent->SetDimension(2);
205 if(mImageExtent->IsCompatible(*ie))
207 if(mImageExtent->GetDimension()==max_dim && mImageExtent->Get(max_dim)>2)
209 std::stringstream out;
210 out<<"Cannot add this image to selection : would result in a "<<mImageExtent->GetDimension()+1<<"D image!";
216 std::stringstream out;
217 out<<"Selecting "<<mImageExtent->GetDimension()<<"D images is not allowed !";
221 else if(min_dim==3 && (ie->Get(2)+mImageExtent->Get(2))<2)
223 std::stringstream out;
224 out << "Cannot build the selection as it would result in a ";
225 out << mImageExtent->GetDimension();
226 out << "D image, and the minimum is ";
234 mImageExtent->Add(*ie);
235 std::stringstream out;
236 out << mImageExtent->GetDimension() << "D image " << mImageExtent->Get(0) << "x"<< mImageExtent->Get(1) << "x"<< mImageExtent->Get(2) <<" selected";
237 mMessage = out.str();
243 mMessage="The selected images are not compatible.";
250 mValidationSignal(valid);
251 SetMessage(mMessage);
255 //======================================================================
257 //======================================================================
258 ///Reads Images (Non Threaded)
259 void GimmickView::ReadImagesNotThreaded(std::vector<vtkImageData*>& s,std::vector<std::string> im, int dimension)
262 // Create the output data
266 // Only one image : give it
267 vtkImageData* out = vtkImageData::New();
268 GimmickDebugMessage(3, "State Check: Full Filename: "
271 out->ShallowCopy(mReader.GetImage(im.front()));
275 else if (im.size()>1)
277 vtkImageData* first = mReader.GetImage( im.front());
281 vtkImageData* out = vtkImageData::New();
282 out->CopyStructure(first);
283 out->SetScalarType(first->GetScalarType());
285 first->GetExtent(ext);
288 // LG : TODO : Z Spacing ?
290 out->AllocateScalars();
292 //first->Print(std::cout);
293 // out->Print(std::cout);
296 first->GetDimensions(dim);
297 unsigned long imsize =
298 ( (unsigned long)first->GetScalarPointer(0,1,0)
299 - (unsigned long)first->GetScalarPointer(0,0,0))
303 std::vector<std::string>::iterator it;
304 for (it=im.begin(); it!=im.end(); ++it)
306 //std::cout << "copying slice "<<slice <<std::endl;
307 vtkImageData* cur = mReader.GetImage( (*it));
309 void* src = cur->GetScalarPointer(0,0,0);
310 void* dst = out->GetScalarPointer(0,0,slice);
311 // std::cout << "src="<<src<<std::endl;
312 // std::cout << "dst="<<dst<<std::endl;
313 // std::cout << "siz="<<imsize<<std::endl;
314 memcpy(dst,src,imsize);
323 std::vector<std::string>::iterator it;
324 for (it=im.begin(); it!=im.end(); ++it)
326 vtkImageData* out = vtkImageData::New();
327 out->ShallowCopy(mReader.GetImage(*it));
334 //======================================================================
336 //======================================================================
337 ///Requests the reading of an image
338 void GimmickView::RequestReading(tree::Node* n,
339 int prio, int selection_index, ImagePointerHolder *p)
346 ImageEventType t(n,selection_index, p);
347 mImageEventMap[n->GetAttribute("FullFileName")] = t;
348 mReader.Request(this,n->GetAttribute("FullFileName"),prio);
350 //======================================================================
352 //======================================================================
354 OnMultiThreadImageReaderEvent(const std::string& filename,
355 MultiThreadImageReaderUser::EventType e,
358 GimmickDebugMessage(7,
359 "MultiThreadImageReader event : "<<e<<std::endl);
362 if (filename.size()==0)
364 //What to do in this case?
366 GimmickDebugMessage(5,
367 "Pushing unknown image in queue"
369 mImageEventQueue.push_back(ImageEventType(image));*/
372 ImageEventTypeMap::iterator i;
373 i = mImageEventMap.find(filename);
374 if (i!=mImageEventMap.end())
376 GimmickDebugMessage(5,
377 "Putting image of file '"<<filename<<"' on pointer"
379 ImageEventType ie(i->second);
381 ie.pointerHolder->Set(ie.image);
382 //mImageEventMap.erase(i);
387 std::string mess="ERROR: MultiThreadImageReader: Cannot read image in file ";
390 GimmickMessage(1,mess);
391 ImageEventTypeMap::iterator i;
392 i = mImageEventMap.find(filename);
393 if (i!=mImageEventMap.end())
395 ImageEventType ie(i->second);
397 ie.pointerHolder->Set(GetDefaultImage());
398 //mImageEventMap.erase(i);
402 else if (e==ImageUnloaded)
404 std::string mess="Unloaded image in file ";
407 GimmickMessage(1,mess);
408 ImageEventTypeMap::iterator i;
409 i = mImageEventMap.find(filename);
410 if (i!=mImageEventMap.end())
412 ImageEventType ie(i->second);
414 ie.pointerHolder->Set(GetDefaultImage());
415 //mImageEventMap.erase(i);
421 //====================================================================
423 //====================================================================
424 void GimmickView::ConnectValidationObserver(ValidationCallbackType callback)
426 mValidationSignal.connect(callback);
430 } // EO namespace creaImageIO