void AddLandmark(float x,float y,float z,float t,double value);
void RemoveLastLandmark();
+ void RemoveLandmarkWithLabel(vtkStdString, int);
void RemoveLandmark(int index);
void RemoveAll();
float* GetCoordinates(int index);
double GetPixelValue(int index);
std::string GetComments(int index);
+ vtkStringArray* GetLabels() { return mLabels[mTime]; }
unsigned int GetNumberOfPoints() { return (unsigned int) mLandmarks[mTime].size(); }
//int GetNumberOfSources(){return mText.size();}