wxMaracasIRMViewManager.cxx

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/*=========================================================================

  Program:   wxMaracas
  Module:    $RCSfile: wxMaracasIRMViewManager.cxx,v $
  Language:  C++
  Date:      $Date: 2009/05/29 14:25:26 $
  Version:   $Revision: 1.6 $

  Copyright: (c) 2002, 2003
  License:

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#include "wxMaracasIRMViewManager.h"

#include "wxMaracasIRMViewManagerDataMhd.h"

wxMaracasIRMViewManager::wxMaracasIRMViewManager(){
        _renderer = NULL;
        _idCount=0;
}
wxMaracasIRMViewManager::~wxMaracasIRMViewManager(){
}

void wxMaracasIRMViewManager::setRenderer(vtkRenderer*  renderer){
        _renderer = renderer;
}
int wxMaracasIRMViewManager::addProp3D(vtkProp3D* prop3D, std::string dataname)  throw(char*){
        checkInvariant();
        if(prop3D != NULL){
                wxMaracasIRMViewManagerData* data = new wxMaracasIRMViewManagerData(prop3D, dataname);
                prop3Dvect.push_back(data);             
                _renderer->AddActor(data->getProp3D());
                data->setId(_idCount);
                _idCount++;
                return data->getId();
        }else{
                throw "Check vtkProp3D file or input";
        }
        return -1;
}
int wxMaracasIRMViewManager::addPropMHD(vtkImageData* imagedata, std::string dataname) throw(char*){

        checkInvariant();
        if(imagedata != NULL){
                wxMaracasIRMViewManagerData* data = new wxMaracasIRMViewManagerDataMhd(imagedata, dataname);
                prop3Dvect.push_back(data);             
                _renderer->AddActor(data->getProp3D());
                data->setId(_idCount);
                _idCount++;
                return data->getId();
        }else{
                throw "Check ImageData file or input";
        }
        return -1;

}
void wxMaracasIRMViewManager::addRemoveActor(int propid, bool addremove)  throw(char*){
        checkInvariant();
        
        wxMaracasIRMViewManagerData* data = this->getViewData(propid);          
        if(data->getProp3D()!=NULL){
                if(addremove){
                        _renderer->AddViewProp(data->getProp3D());
                }else{
                        _renderer->RemoveViewProp(data->getProp3D());
                }
                _renderer->Render();
        }
        
}
void wxMaracasIRMViewManager::changeOpacity(int propid, int value)  throw(char*){
        checkInvariant();       


        this->getViewData(propid)->changeOpacity(value);
        
        _renderer->Render();

}

void wxMaracasIRMViewManager::changeIsoValue(int propid, double value )throw(char*){
        checkInvariant();       

        wxMaracasIRMViewManagerData* data = this->getViewData(propid);          

        //_renderer->RemoveActor(data->getProp3D());
        ((wxMaracasIRMViewManagerDataMhd*)data)->changeIsoValue(value);
        //_renderer->AddActor(data->getProp3D());

        _renderer->Render();
}

vtkProp3D* wxMaracasIRMViewManager:: getProp3D(std::string filename){
        if(filename.compare("")!= 0){
                vtkSTLReader *STLReader=vtkSTLReader::New();
                STLReader->SetFileName(filename.c_str());
                STLReader->Update();
                vtkPolyDataMapper* dataMapper = vtkPolyDataMapper::New();
                dataMapper->SetInput(STLReader->GetOutput());
                
                vtkActor* dataActor = vtkActor::New();
                dataActor->SetMapper(dataMapper);       
                dataActor->GetProperty()->SetOpacity(1);
                
                return dataActor;
        }       
        return NULL;
}

vtkImageData* wxMaracasIRMViewManager::getImageData(std::string filename){
        if(filename.compare("")!= 0){   
                
                
                vtkMetaImageReader* reader =  vtkMetaImageReader::New();        
                reader->SetFileName(filename.c_str());
                reader->Update();
                vtkImageData* img = reader->GetOutput();
                //reader->Delete();
                return img;
        }       
        return NULL;
}

void wxMaracasIRMViewManager::checkInvariant()  throw(char*){
        if(this->_renderer==NULL){
                throw "Renderer not set";
        }
}

wxMaracasIRMViewManagerData* wxMaracasIRMViewManager::getViewData(int id) throw(char*){
    int i;
        for(i = 0; i < (int)(prop3Dvect.size());i++){
                if(prop3Dvect[i]->getId() == id){
                        return prop3Dvect[i];
                }
        }
        throw "id not found in the data";

        return NULL;
}

int wxMaracasIRMViewManager::getMaxIsoValue(int propid) throw(char*){
        
        return ((wxMaracasIRMViewManagerDataMhd*)this->getViewData(propid))->getMaxGreyLevel();

}

void wxMaracasIRMViewManager::changeColor(int propid, double red, double green, double blue) throw(char*){
        checkInvariant();       
        this->getViewData(propid)->changeColor(red, green, blue);

        _renderer->Render();
}

void wxMaracasIRMViewManager::deleteActor(int propid) throw (char *){
        checkInvariant();       

        this->addRemoveActor(propid, false);

        int i,n;
        bool exit = false;
        for(i = 0; i < (int)(prop3Dvect.size())&&!exit;i++){
                if(prop3Dvect[i]->getId() == propid){                   
                        n=i;
                        exit = true;
                }
        }
        if(exit){
                wxMaracasIRMViewManagerData* data = prop3Dvect[n];                      
                int j;
                for(j = i; j < (int)(prop3Dvect.size())-1;j++){
                        prop3Dvect[j] = prop3Dvect[j+1];
                }               
                delete data;
                prop3Dvect.pop_back();
        }else{
                throw "id not found in the data";
        }

        
        
    
}

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