#include "propagation-delay-model.h"

#include "ns3/random-variable.h"

namespace ns3 {

PropagationDelayModel::~PropagationDelayModel ()

{}

RandomPropagationDelayModel::RandomPropagationDelayModel (const RandomVariable &variable)

  : m_variable (variable.Copy ())

{}

RandomPropagationDelayModel::~RandomPropagationDelayModel ()

{

  delete m_variable;

}

Time 

RandomPropagationDelayModel::GetDelay (double distance) const

{

  return Seconds (m_variable->GetValue ());

}

ConstantSpeedPropagationDelayModel::ConstantSpeedPropagationDelayModel ()

  : m_speed (300000000.0)

{}

ConstantSpeedPropagationDelayModel::ConstantSpeedPropagationDelayModel (double speed)

  : m_speed (speed)

{}

Time 

ConstantSpeedPropagationDelayModel::GetDelay (double distance) const

{

  double seconds = distance / m_speed;

  return Seconds (seconds);

}

void 

ConstantSpeedPropagationDelayModel::SetSpeed (double speed)

{

  m_speed = speed;

}

double 

ConstantSpeedPropagationDelayModel::GetSpeed (void) const

{

  return m_speed;

}

} // namespace ns3