#include "volumerendererdata.h"

VolumeRendererData::VolumeRendererData()
{
    VolRendData = 0;
    ImageData = 0;
    Renderer = 0;
    Interactor = 0;
}


void VolumeRendererData::ShowVolume(bool checked){
    if(checked){
            invariant();
            VolRendData = new VolumeRendererManagerData(ImageData, true);
            if(!LookUpTable){

            }else{
                VolRendData->SetLookupTable(LookUpTable);
            }
            Renderer->AddActor(VolRendData->getProp3D());
    }else{
        Renderer->RemoveActor(VolRendData->getProp3D());
        VolRendData->Delete();
        VolRendData = 0;
    }
}

void VolumeRendererData::invariant(){
    if(!ImageData){
        throw "Image data not set";
    }
    if(!Renderer){
        throw "renderer not initialized";
    }
}
void VolumeRendererData::OpacityChanged(vector<double> greyvalues, vector<double> values){
    invariant();
    if(VolRendData){
        VolRendData->setVolumeOpacity(greyvalues,values);
    }
}
void  VolumeRendererData::BoundingBoxChanged(bool checked){
    invariant();
    if(VolRendData && Interactor){
        if(checked){
            VolRendData->EnableBoundingBox(Interactor);
        }else{
            VolRendData->DisableBoundingBox();
        }
    }
}

void VolumeRendererData::changeCompositeMIPFunction(int function){
    invariant();
    if(VolRendData)
        VolRendData->changeCompositeMIPFunction(function);
}