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);
116 /// Create a tree view with a given name
117 void GimmickView::CreateSingleTreeView(std::string &i_name)
119 this->CreateTreeView(mGimmick->GetTreeHandlerMap()[i_name]);
124 //======================================================================
126 //======================================================================
127 /// Updates the TreeView of given name from level l to bottom
128 /// (calls the virtual method TreeView::Update())
129 void GimmickView::UpdateTreeViewLevel(const std::string& t, int l)
131 TreeViewMapType::iterator i;
132 i = GetTreeViewMap().find(t);
133 if ( i == GetTreeViewMap().end() )
135 GimmickError("INTERNAL ERROR : GimmickView::UpdateTreeView : '"
136 <<t<<"' is not in TreeViewMap");
138 i->second->UpdateLevel(l);
140 //======================================================================
141 /// Clears the status and begins a new selection process
142 void GimmickView::ResetExtent()
152 //======================================================================
154 //======================================================================
155 bool ImageExtent::IsCompatible(const ImageExtent& ie)
157 bool compatible=true;
158 ImageExtent * extent= (ImageExtent*)&ie;
159 if((*extent).Get(0)!=Get(0)
160 || (*extent).Get(1)!=Get(1))
167 //======================================================================
169 //======================================================================
170 void ImageExtent::Add(const ImageExtent& ie)
172 ImageExtent * extent= (ImageExtent*)&ie;
173 mExtent[2]+=(*extent).Get(2);
180 //======================================================================
181 ///Validates the dimension compliance of the images with the maximum and
182 ///minimum given, and between their sizes
183 bool GimmickView::ValidateSelected (tree::Node* sel, int min_dim, int max_dim)
185 GimmickDebugMessage(2,"Validating selected"<<std::endl);
186 std::string mMessage;
190 mMessage="Cannot have 0 images selected!";
195 ImageExtent* ie=new ImageExtent((*sel).GetAttribute("D0028_0010"),
196 (*sel).GetAttribute("D0028_0011"),
197 (*sel).GetAttribute("D0028_0012"),
202 if((mImageExtent->Get(min_dim-1)<2)||(mImageExtent->Get(max_dim)>1))
208 std::stringstream out;
209 out << mImageExtent->GetDimension() << "D image " << mImageExtent->Get(0) << "x"<< mImageExtent->Get(1) << "x"<< mImageExtent->Get(2) <<" selected";
210 mMessage = out.str();
211 mImageExtent->SetDimension(2);
217 if(mImageExtent->IsCompatible(*ie))
219 if(mImageExtent->GetDimension()==max_dim && mImageExtent->Get(max_dim)>2)
221 std::stringstream out;
222 out<<"Cannot add this image to selection : would result in a "<<mImageExtent->GetDimension()+1<<"D image!";
228 std::stringstream out;
229 out<<"Selecting "<<mImageExtent->GetDimension()<<"D images is not allowed !";
233 else if(min_dim==3 && (ie->Get(2)+mImageExtent->Get(2))<2)
235 std::stringstream out;
236 out << "Cannot build the selection as it would result in a ";
237 out << mImageExtent->GetDimension();
238 out << "D image, and the minimum is ";
246 mImageExtent->Add(*ie);
247 std::stringstream out;
248 out << mImageExtent->GetDimension() << "D image " << mImageExtent->Get(0) << "x"<< mImageExtent->Get(1) << "x"<< mImageExtent->Get(2) <<" selected";
249 mMessage = out.str();
255 mMessage="The selected images are not compatible.";
262 modifyValidationSignal(valid);
263 SetMessage(mMessage);
267 //======================================================================
268 void GimmickView::modifyValidationSignal(bool ivalid)
270 mValidationSignal(ivalid);
274 //======================================================================
275 ///Reads Images (Non Threaded)
276 void GimmickView::ReadImagesNotThreaded(std::vector<vtkImageData*>& s,std::vector<std::string> im, int dimension)
279 // Create the output data
282 // Only one image : give it
283 vtkImageData* out = vtkImageData::New();
284 GimmickDebugMessage(3, "State Check: Full Filename: "
287 out->ShallowCopy(mReader.GetImage(im.front()));
290 else if (im.size()>1)
292 vtkImageData* first = mReader.GetImage( im.front());
296 std::vector<std::string>::iterator it;
297 for (it=im.begin(); it!=im.end(); ++it)
299 vtkImageData* out = vtkImageData::New();
300 out->ShallowCopy(mReader.GetImage(*it));
307 vtkImageData* out = vtkImageData::New();
308 out->CopyStructure(first);
309 out->SetScalarType(first->GetScalarType());
311 first->GetExtent(ext);
313 out->SetExtent(ext) -1;
314 // LG : TODO : Z Spacing ?
316 out->AllocateScalars();
318 //first->Print(std::cout);
319 // out->Print(std::cout);
322 first->GetDimensions(dim);
323 unsigned long imsize = dim[0] * dim[1];/*
324 ( (unsigned long)first->GetScalarPointer(0,1,0)
325 - (unsigned long)first->GetScalarPointer(0,0,0))
329 std::vector<std::string>::iterator it;
330 for (it=im.begin(); it!=im.end(); ++it)
332 //std::cout << "copying slice "<<slice <<std::endl;
333 vtkImageData* cur = mReader.GetImage( (*it));
335 void* src = cur->GetScalarPointer(0,0,0);
336 void* dst = out->GetScalarPointer(0,0,slice);
337 // std::cout << "src="<<src<<std::endl;
338 // std::cout << "dst="<<dst<<std::endl;
339 // std::cout << "siz="<<imsize<<std::endl;
341 memcpy(dst,src,imsize);
350 //======================================================================
352 //======================================================================
353 ///Requests the reading of an image
354 void GimmickView::RequestReading(tree::Node* n,
355 int prio, int selection_index, ImagePointerHolder *p)
362 ImageEventType t(n,selection_index, p);
363 mImageEventMap[n->GetAttribute("FullFileName")] = t;
364 mReader.Request(this,n->GetAttribute("FullFileName"),prio);
366 //======================================================================
368 //======================================================================
370 OnMultiThreadImageReaderEvent(const std::string& filename,
371 MultiThreadImageReaderUser::EventType e,
374 GimmickDebugMessage(7,
375 "MultiThreadImageReader event : "<<e<<std::endl);
378 if (filename.size()==0)
380 //What to do in this case?
382 GimmickDebugMessage(5,
383 "Pushing unknown image in queue"
385 mImageEventQueue.push_back(ImageEventType(image));*/
388 ImageEventTypeMap::iterator i;
389 //JCP 22-06-2009, test mImageEventMap.size() > 0
390 if(mImageEventMap.size()>0){
391 i = mImageEventMap.find(filename);
392 if (i!=mImageEventMap.end())
394 GimmickDebugMessage(5,
395 "Putting image of file '"<<filename<<"' on pointer"
397 ImageEventType ie(i->second);
399 ie.pointerHolder->Set(ie.image);
400 //mImageEventMap.erase(i);
406 std::string mess="ERROR: MultiThreadImageReader: Cannot read image in file ";
409 GimmickMessage(1,mess);
410 ImageEventTypeMap::iterator i;
411 i = mImageEventMap.find(filename);
412 if (i!=mImageEventMap.end())
414 ImageEventType ie(i->second);
416 ie.pointerHolder->Set(GetDefaultImage());
417 //mImageEventMap.erase(i);
421 else if (e==ImageUnloaded)
423 std::string mess="Unloaded image in file ";
426 GimmickMessage(1,mess);
427 ImageEventTypeMap::iterator i;
428 i = mImageEventMap.find(filename);
429 if (i!=mImageEventMap.end())
431 ImageEventType ie(i->second);
433 ie.pointerHolder->Set(GetDefaultImage());
434 //mImageEventMap.erase(i);
440 //====================================================================
442 //====================================================================
443 void GimmickView::ConnectValidationObserver(ValidationCallbackType callback)
445 mValidationSignal.connect(callback);
449 } // EO namespace creaImageIO