cxSoundSpeedConversionWidget.cpp

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/*=========================================================================
This file is part of CustusX, an Image Guided Therapy Application.

Copyright (c) 2008-2014, SINTEF Department of Medical Technology
All rights reserved.

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modification, are permitted provided that the following conditions are met:

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   this list of conditions and the following disclaimer.

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   may be used to endorse or promote products derived from this software 
   without specific prior written permission.

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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
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#include "cxSoundSpeedConversionWidget.h"

#include <QPushButton>
#include <QDoubleSpinBox>
#include <QVBoxLayout>
#include <QHBoxLayout>
#include <QLabel>
#include "cxLogger.h"
#include "cxTrackingService.h"
#include "cxProbe.h"

namespace cx
{

SoundSpeedConverterWidget::SoundSpeedConverterWidget(TrackingServicePtr trackingService, QWidget* parent) :
        BaseWidget(parent, "sound_speed_converter_widget", "Sound Speed Converter"),
    mScannerSoundSpeed(1540.0),
    mApplyButton(new QPushButton("Apply compensation")),
    mResetButton(new QPushButton("Reset")),
    mSoundSpeedSpinBox(new QDoubleSpinBox()),
        mWaterDegreeSpinBox(new QDoubleSpinBox()),
        mTrackingService(trackingService)
{
  QVBoxLayout* vLayout = new QVBoxLayout(this);
  this->setToolTip("Correct the sound speed received from the US scanner");

  connect(mApplyButton, SIGNAL(clicked()), this, SLOT(applySoundSpeedCompensationFactorSlot()));
  connect(mResetButton, SIGNAL(clicked()), this, SLOT(resetSlot()));

  mWaterDegreeSpinBox->setRange(0.0, 50.0);
  connect(mWaterDegreeSpinBox, SIGNAL(valueChanged(double)), this, SLOT(waterDegreeChangedSlot()));
  mSoundSpeedSpinBox->setRange(1000.0, 2000.0); //what's a suitable range?
  connect(mSoundSpeedSpinBox, SIGNAL(valueChanged(double)), this, SLOT(waterSoundSpeedChangedSlot()));

  QHBoxLayout* speedLayout = new QHBoxLayout();
  speedLayout->addWidget(new QLabel("Water sound speed: "));
  speedLayout->addWidget(mSoundSpeedSpinBox);
  speedLayout->addWidget(new QLabel("m/s, or "));
  speedLayout->addWidget(mWaterDegreeSpinBox);
  speedLayout->addWidget(new QLabel("C"+QString::fromUtf8("\302\260")+"")); //\302\260 is the degree sign

  QHBoxLayout* buttonLayout = new QHBoxLayout();
  buttonLayout->addWidget(mApplyButton);
  buttonLayout->addWidget(mResetButton);

  vLayout->addLayout(speedLayout);
  vLayout->addLayout(buttonLayout);

  this->resetSlot();
  this->updateButtons();

  connect(mTrackingService.get(), &TrackingService::activeToolChanged, this, &SoundSpeedConverterWidget::setToolSlot);
}

SoundSpeedConverterWidget::~SoundSpeedConverterWidget()
{}

void SoundSpeedConverterWidget::applySoundSpeedCompensationFactorSlot()
{
  if(!mProbe)
  {
    reportWarning("Don't know which probe to set the sound speed compensation for...");
    return;
  }

  double factor = this->getSoundSpeedCompensationFactor();
  mProbe->setSoundSpeedCompensationFactor(factor);
}

void SoundSpeedConverterWidget::setToolSlot(const QString& uid)
{
  ToolPtr tool = mTrackingService->getTool(uid);
  ProbePtr probe = tool->getProbe();
  if(!probe)
    return;
  this->setProbe(probe);
}

double SoundSpeedConverterWidget::getSoundSpeedCompensationFactor()
{
  return mToSoundSpeed/mScannerSoundSpeed;
}

double SoundSpeedConverterWidget::getWaterSoundSpeed()
{
  double waterDegree = mWaterDegreeSpinBox->value();
  double retval = 1402.40 + 5.01*waterDegree - 0.055*pow(waterDegree, 2) + 0.00022*pow(waterDegree, 3);

  return retval;
}

void SoundSpeedConverterWidget::setProbe(ProbePtr probe)
{
  mProbe = probe;
  this->updateButtons();
}

void SoundSpeedConverterWidget::waterSoundSpeedChangedSlot()
{
  mToSoundSpeed = mSoundSpeedSpinBox->value();

  QFont font = mWaterDegreeSpinBox->font();
  font.setStrikeOut(true);
  mWaterDegreeSpinBox->setFont(font);
}

void SoundSpeedConverterWidget::waterDegreeChangedSlot()
{
  mToSoundSpeed = this->getWaterSoundSpeed();

  if(mToSoundSpeed != mSoundSpeedSpinBox->value())
    mSoundSpeedSpinBox->setValue(mToSoundSpeed);

  QFont font = mWaterDegreeSpinBox->font();
  font.setStrikeOut(false);
  mWaterDegreeSpinBox->setFont(font);
}

void SoundSpeedConverterWidget::resetSlot()
{
  this->setSoundSpeed(mScannerSoundSpeed);

  if(!mProbe)
    return;
  this->applySoundSpeedCompensationFactorSlot();
}

void SoundSpeedConverterWidget::setSoundSpeed(double soundspeed)
{
  mSoundSpeedSpinBox->setValue(soundspeed);
}

void SoundSpeedConverterWidget::setWaterDegree(double degree)
{
  mWaterDegreeSpinBox->setValue(degree);
}

void SoundSpeedConverterWidget::updateButtons()
{
  mApplyButton->setEnabled(mProbe ? true : false);
  mResetButton->setEnabled(true);
}

}//namespace cx