LVRRecordedFrameItem.cpp

Go to the documentation of this file.

 
#include "LVRRecordedFrameItem.hpp"
#include "LVRItemTypes.hpp"
 
namespace lvr2
{
 
// Create a camera from the current frame
LVRRecordedFrameItem::LVRRecordedFrameItem(vtkSmartPointer<vtkCameraRepresentation> pathCamera, QString name) :
    m_name(name)
{
    // Setup item properties
    setText(m_name);
 
    m_recordedFrame = vtkSmartPointer<vtkCamera>::New();
    m_recordedFrame->DeepCopy(pathCamera->GetCamera());
}
 
// Create a camera without setting its properties
LVRRecordedFrameItem::LVRRecordedFrameItem(QString name) :
    m_name(name)
{
    // Setup item properties
    setText(m_name);
 
    m_recordedFrame = vtkSmartPointer<vtkCamera>::New();
}
 
LVRRecordedFrameItem::~LVRRecordedFrameItem()
{
    // TODO Auto-generated destructor stub
}
 
vtkSmartPointer<vtkCamera> LVRRecordedFrameItem::getFrame()
{
    return m_recordedFrame;
}
 
void LVRRecordedFrameItem::writeToStream(QTextStream &out)
{
    // Save the position, the focal point and the view up to the current text stream
    out << "C:" << m_name << ";";
    double* position = m_recordedFrame->GetPosition();
    out << position[0] << "," << position[1] << "," << position[2] << ";";
    double* focalPoint = m_recordedFrame->GetFocalPoint();
    out << focalPoint[0] << "," << focalPoint[1] << "," << focalPoint[2] << ";";
    double* viewUp = m_recordedFrame->GetViewUp();
    out << viewUp[0] << "," << viewUp[1] << "," << viewUp[2] << endl;
}
 
LVRRecordedFrameItem* LVRRecordedFrameItem::createFromStream(QTextStream &in)
{
    QString line = in.readLine();
    // TODO: Surround with try and catch to prevent errors
    // Very basic file validity checking
    if(!line.startsWith("C:"))
    {
        cout << "Couldn't read frame from file!" << endl;
        return NULL;
    }
 
    line.remove(0,2);
    QStringList parameters = line.trimmed().split(";");
 
    QString name = parameters[0];
    LVRRecordedFrameItem* recordedFrameItem = new LVRRecordedFrameItem(name);
 
    QStringList position = parameters[1].split(",");
    recordedFrameItem->getFrame()->SetPosition(position[0].toDouble(), position[1].toDouble(), position[2].toDouble());
 
    QStringList focalPoint = parameters[2].split(",");
    recordedFrameItem->getFrame()->SetFocalPoint(focalPoint[0].toDouble(), focalPoint[1].toDouble(), focalPoint[2].toDouble());
 
    QStringList viewUp = parameters[3].split(",");
    recordedFrameItem->getFrame()->SetViewUp(viewUp[0].toDouble(), viewUp[1].toDouble(), viewUp[2].toDouble());
 
    return recordedFrameItem;
}
 
} /* namespace lvr2 */