#include <creaImageIOGimmickView.h>
#include <creaImageIOSystem.h>
+#include "boost/filesystem.hpp"
+
+namespace fs = boost::filesystem;
namespace creaImageIO
{
+
+ ///Class used to represent the actual state of the image selected and to perform comparisons on its values
+ class ImageExtent
+ {
+ public:
+ ImageExtent(const std::string& x, const std::string& y, const std::string& z, const std::string& t)
+ {
+ sscanf(x.c_str(),"%d",&mExtent[0]);
+ sscanf(y.c_str(),"%d",&mExtent[1]);
+ sscanf(z.c_str(),"%d",&mExtent[2]);
+ sscanf(t.c_str(),"%d",&mExtent[3]);
+ if(x==""){mExtent[0]=1;}
+ if(y==""){mExtent[1]=1;}
+ if(z==""){mExtent[2]=1;}
+ if(t==""){mExtent[3]=1;}
+
+ if (mExtent[3]>1) mDim=4;
+ else if (mExtent[2]>1) mDim=3;
+ else if (mExtent[1]>1) mDim=2;
+ else if (mExtent[0]>1) mDim=1;
+ else mDim=0;
+ }
+
+
+ ///Clears the extent
+ void Clear() { mExtent[0] = mExtent[1] = mExtent[2] = mExtent[3] = 1; }
+
+ ///Returns true if the two extents are compatible
+ bool IsCompatible( const ImageExtent& );
+
+ ///Adds the extent passed as a parameter to the current extent
+ void Add ( const ImageExtent& );
+
+ ///Returns the ieth position of the extent
+ int Get(int i) { return mExtent[i]; }
+
+ ///Returns the dimension of the current image
+ void SetDimension(int dim) { mDim=dim; }
+
+ ///Returns the dimension of the current image
+ int GetDimension() { return mDim; }
+
+ private:
+ int mExtent[4];
+ int mDim;
+ };
+
+ //======================================================================
+
+ //======================================================================
// CTor
- GimmickView::GimmickView(Gimmick* gimmick)
+ GimmickView::GimmickView(Gimmick* gimmick, int threads)
+ : mGimmick(gimmick),
+ mReader(threads)
{
GimmickDebugMessage(1,"GimmickView::GimmickView"
<<std::endl);
+ // Anciently started the threads ...
+ // Threads now automatically start at first image request
+ //mReader.Start();
+
}
+ //======================================================================
+ //======================================================================
/// Destructor
GimmickView::~GimmickView()
{
GimmickDebugMessage(1,"GimmickView::~GimmickView"
<<std::endl);
}
-
-
+ //======================================================================
+
+ //======================================================================
/// Initializes the view :
/// Creates the TreeViews for all the TreeHandler of the Controller
///
void GimmickView::Initialize()
{
+ mImageExtent=0;
+ mReaderStarted=false;
}
+ //======================================================================
+ //======================================================================
/// Finalize
void GimmickView::Finalize()
{
}
+
+ //======================================================================
+
+ //======================================================================
+ /// Create the tree views
+ void GimmickView::CreateTreeViews()
+ {
+ GimmickMessage(2,"Creating the tree views"<<std::endl);
+ Gimmick::TreeHandlerMapType::const_iterator i;
+ for (i = mGimmick->GetTreeHandlerMap().begin();
+ i!= mGimmick->GetTreeHandlerMap().end();
+ ++i)
+ {
+ this->CreateTreeView(i->second);
+ }
+ }
+
+ /// Create a tree view with a given name
+ void GimmickView::CreateSingleTreeView(std::string &i_name)
+ {
+ this->CreateTreeView(mGimmick->GetTreeHandlerMap()[i_name]);
+
+ }
+
+
+ //======================================================================
+
+ //======================================================================
+ /// Updates the TreeView of given name from level l to bottom
+ /// (calls the virtual method TreeView::Update())
+ void GimmickView::UpdateTreeViewLevel(const std::string& t, int l)
+ {
+ TreeViewMapType::iterator i;
+ i = GetTreeViewMap().find(t);
+ if ( i == GetTreeViewMap().end() )
+ {
+ GimmickError("INTERNAL ERROR : GimmickView::UpdateTreeView : '"
+ <<t<<"' is not in TreeViewMap");
+ }
+ i->second->UpdateLevel(l);
+ }
+ //======================================================================
+ /// Clears the status and begins a new selection process
+ void GimmickView::ResetExtent()
+ {
+ if(mImageExtent!=0)
+ {
+ mImageExtent=0;
+ }
+ valid=true;
+ }
+
+
+ //======================================================================
+
+ //======================================================================
+ bool ImageExtent::IsCompatible(const ImageExtent& ie)
+ {
+ bool compatible=true;
+ ImageExtent * extent= (ImageExtent*)&ie;
+ if((*extent).Get(0)!=Get(0)
+ || (*extent).Get(1)!=Get(1))
+ {
+ compatible=false;
+ }
+ return compatible;
+ }
+
+ //======================================================================
+
+ //======================================================================
+ void ImageExtent::Add(const ImageExtent& ie)
+ {
+ ImageExtent * extent= (ImageExtent*)&ie;
+ mExtent[2]+=(*extent).Get(2);
+ if(mExtent[2]>1)
+ {
+ SetDimension(3);
+ }
+ }
+
+ //======================================================================
+ ///Validates the dimension compliance of the images with the maximum and
+ ///minimum given, and between their sizes
+ bool GimmickView::ValidateSelected (tree::Node* sel, int min_dim, int max_dim)
+ {
+ GimmickDebugMessage(2,"Validating selected"<<std::endl);
+ std::string mMessage;
+
+ if(sel==0)
+ {
+ mMessage="Cannot have 0 images selected!";
+ valid=false;
+ }
+ else
+ {
+ ImageExtent* ie=new ImageExtent((*sel).GetAttribute("D0028_0010"),
+ (*sel).GetAttribute("D0028_0011"),
+ (*sel).GetAttribute("D0028_0012"),
+ "");
+ if(mImageExtent==0)
+ {
+ mImageExtent=ie;
+ if((mImageExtent->Get(min_dim-1)<2)||(mImageExtent->Get(max_dim)>1))
+ {
+ valid=false;
+ }
+ else
+ {
+ std::stringstream out;
+ out << mImageExtent->GetDimension() << "D image " << mImageExtent->Get(0) << "x"<< mImageExtent->Get(1) << "x"<< mImageExtent->Get(2) <<" selected";
+ mMessage = out.str();
+ mImageExtent->SetDimension(2);
+ valid=true;
+ }
+ }
+ else
+ {
+ if(mImageExtent->IsCompatible(*ie))
+ {
+ if(mImageExtent->GetDimension()==max_dim && mImageExtent->Get(max_dim)>2)
+ {
+ std::stringstream out;
+ out<<"Cannot add this image to selection : would result in a "<<mImageExtent->GetDimension()+1<<"D image!";
+ mMessage=out.str();
+ valid=false;
+ }
+ else if(max_dim<3)
+ {
+ std::stringstream out;
+ out<<"Selecting "<<mImageExtent->GetDimension()<<"D images is not allowed !";
+ mMessage=out.str();
+ valid=false;
+ }
+ else if(min_dim==3 && (ie->Get(2)+mImageExtent->Get(2))<2)
+ {
+ std::stringstream out;
+ out << "Cannot build the selection as it would result in a ";
+ out << mImageExtent->GetDimension();
+ out << "D image, and the minimum is ";
+ out << min_dim;
+ out << "D!";
+ mMessage=out.str();
+ valid=false;
+ }
+ else
+ {
+ mImageExtent->Add(*ie);
+ std::stringstream out;
+ out << mImageExtent->GetDimension() << "D image " << mImageExtent->Get(0) << "x"<< mImageExtent->Get(1) << "x"<< mImageExtent->Get(2) <<" selected";
+ mMessage = out.str();
+ }
+
+ }
+ else
+ {
+ mMessage="The selected images are not compatible.";
+ valid=false;
+ }
+ }
+ }
+
+
+ modifyValidationSignal(valid);
+ SetMessage(mMessage);
+ return valid;
+ }
+
+ //======================================================================
+ void GimmickView::modifyValidationSignal(bool ivalid)
+ {
+ mValidationSignal(ivalid);
+ }
+
+
+ //======================================================================
+ ///Reads Images (Non Threaded)
+void GimmickView::ReadImagesNotThreaded(std::vector<vtkImageData*>& s,std::vector<std::string> im, int dimension)
+{
+
+ // Create the output data
+ if (im.size()==1)
+ {
+ // Only one image : give it
+ vtkImageData* out = vtkImageData::New();
+ GimmickDebugMessage(3, "State Check: Full Filename: "
+ <<im.front()
+ <<std::endl);
+ out->ShallowCopy(mReader.GetImage(im.front()));
+ s.push_back( out );
+ }
+ else if (im.size()>1)
+ {
+ vtkImageData* first = mReader.GetImage( im.front());
+ if (dimension == 2)
+ {
+ // n3D
+ std::vector<std::string>::iterator it;
+ for (it=im.begin(); it!=im.end(); ++it)
+ {
+ vtkImageData* out = vtkImageData::New();
+ out->ShallowCopy(mReader.GetImage(*it));
+ s.push_back(out);
+ }
+ }
+ else
+ {
+ // n2D to 3D
+ vtkImageData* out = vtkImageData::New();
+ out->CopyStructure(first);
+ out->SetScalarType(first->GetScalarType());
+ int ext[6];
+ first->GetExtent(ext);
+ ext[5] = im.size()-1;
+ out->SetExtent(ext);
+ // LG : TODO : Z Spacing ?
+
+ out->AllocateScalars();
+
+ //first->Print(std::cout);
+ // out->Print(std::cout);
+
+ int dim[3];
+ first->GetDimensions(dim);
+ unsigned long imsize = dim[0] * dim[1];/*
+ ( (unsigned long)first->GetScalarPointer(0,1,0)
+ - (unsigned long)first->GetScalarPointer(0,0,0))
+ *dim[1];*/
+
+ int slice = 0;
+ std::vector<std::string>::iterator it;
+ for (it=im.begin(); it!=im.end(); ++it)
+ {
+ //std::cout << "copying slice "<<slice <<std::endl;
+ vtkImageData* cur = mReader.GetImage( (*it));
+
+ void* src = cur->GetScalarPointer(0,0,0);
+ void* dst = out->GetScalarPointer(0,0,slice);
+ // std::cout << "src="<<src<<std::endl;
+ // std::cout << "dst="<<dst<<std::endl;
+ // std::cout << "siz="<<imsize<<std::endl;
+ std::cout << slice;
+ memcpy(dst,src,imsize);
+
+ slice++;
+ }
+ s.push_back(out);
+
+ }
+ }
+}
+ //======================================================================
+
+ //======================================================================
+ ///Requests the reading of an image
+ void GimmickView::RequestReading(tree::Node* n,
+ int prio, int selection_index, boost::shared_ptr<ImagePointerHolder> p)
+ {
+ if(!mReaderStarted)
+ {
+ mReader.Start();
+ mReaderStarted=true;
+ }
+ ImageEventType t(n,selection_index);
+ t.pointerHolder = p;
+ mImageEventMap[n->GetAttribute("FullFileName")] = t;
+ mReader.Request(this,n->GetAttribute("FullFileName"),prio);
+ }
+ //======================================================================
+
+ //======================================================================
+ void GimmickView::
+ OnMultiThreadImageReaderEvent(const std::string& filename,
+ MultiThreadImageReaderUser::EventType e,
+ vtkImageData* image)
+ {
+ GimmickDebugMessage(7,
+ "MultiThreadImageReader event : "<<e<<std::endl);
+ if (e==ImageLoaded)
+ {
+ if (filename.size()==0)
+ {
+ //What to do in this case?
+ /*
+ GimmickDebugMessage(5,
+ "Pushing unknown image in queue"
+ <<std::endl);
+ mImageEventQueue.push_back(ImageEventType(image));*/
+ return;
+ }
+ ImageEventTypeMap::iterator i;
+//JCP 22-06-2009, test mImageEventMap.size() > 0
+ if(mImageEventMap.size()>0){
+ i = mImageEventMap.find(filename);
+ if (i!=mImageEventMap.end())
+ {
+ GimmickDebugMessage(5,
+ "Putting image of file '"<<filename<<"' on pointer"
+ <<std::endl);
+ ImageEventType ie(i->second);
+ ie.image = image;
+ ie.pointerHolder->Set(ie.image);
+ //mImageEventMap.erase(i);
+ }
+ }
+ }
+ else if (e==Error)
+ {
+ std::string mess="ERROR: MultiThreadImageReader: Cannot read image in file ";
+ mess+=filename;
+ mess+="\n";
+ GimmickMessage(1,mess);
+ ImageEventTypeMap::iterator i;
+ i = mImageEventMap.find(filename);
+ if (i!=mImageEventMap.end())
+ {
+ ImageEventType ie(i->second);
+ ie.image = image;
+ ie.pointerHolder->Set(GetDefaultImage());
+ //mImageEventMap.erase(i);
+ }
+ }
+
+ else if (e==ImageUnloaded)
+ {
+ std::string mess="Unloaded image in file ";
+ mess+=filename;
+ mess+="\n";
+ GimmickMessage(1,mess);
+ ImageEventTypeMap::iterator i;
+ i = mImageEventMap.find(filename);
+ if (i!=mImageEventMap.end())
+ {
+ ImageEventType ie(i->second);
+ ie.image = image;
+ ie.pointerHolder->Set(GetDefaultImage());
+ //mImageEventMap.erase(i);
+ }
+
+ }
+ }
+
+ //====================================================================
+
+ //====================================================================
+ void GimmickView::ConnectValidationObserver(ValidationCallbackType callback)
+ {
+ mValidationSignal.connect(callback);
+ }
+
} // EO namespace creaImageIO