diff --git a/Modules/IGTUI/Qmitk/QmitkIGTPlayerWidget.cpp b/Modules/IGTUI/Qmitk/QmitkIGTPlayerWidget.cpp index 00eb05729e..ac8bebd51c 100644 --- a/Modules/IGTUI/Qmitk/QmitkIGTPlayerWidget.cpp +++ b/Modules/IGTUI/Qmitk/QmitkIGTPlayerWidget.cpp @@ -1,548 +1,560 @@ /*=================================================================== The Medical Imaging Interaction Toolkit (MITK) Copyright (c) German Cancer Research Center, Division of Medical and Biological Informatics. All rights reserved. This software is distributed WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See LICENSE.txt or http://www.mitk.org for details. ===================================================================*/ #include "QmitkIGTPlayerWidget.h" //mitk headers #include "mitkTrackingTypes.h" #include #include #include #include #include #include #include +#include //qt headers #include #include #include QmitkIGTPlayerWidget::QmitkIGTPlayerWidget(QWidget* parent, Qt::WindowFlags f) : QWidget(parent, f) ,m_RealTimePlayer(NULL) ,m_SequentialPlayer(NULL) ,m_StartTime(-1.0) ,m_CurrentSequentialPointNumber(0) { m_Controls = NULL; CreateQtPartControl(this); CreateConnections(); m_Controls->samplePositionHorizontalSlider->setVisible(false); this->ResetLCDNumbers(); // reset lcd numbers at start } QmitkIGTPlayerWidget::~QmitkIGTPlayerWidget() { m_PlayingTimer->stop(); m_RealTimePlayer = NULL; m_PlayingTimer = NULL; } void QmitkIGTPlayerWidget::CreateQtPartControl(QWidget *parent) { if (!m_Controls) { // create GUI widgets m_Controls = new Ui::QmitkIGTPlayerWidgetControls; m_Controls->setupUi(parent); m_PlayingTimer = new QTimer(this); // initialize update timer } } void QmitkIGTPlayerWidget::CreateConnections() { if ( m_Controls ) { connect( (QObject*)(m_Controls->selectPushButton), SIGNAL(clicked()), this, SLOT(OnSelectPressed()) ); // open file dialog connect( (QObject*)(m_Controls->playPushButton), SIGNAL(clicked(bool)), this, SLOT(OnPlayButtonClicked(bool)) ); // play button connect( (QObject*)(m_PlayingTimer), SIGNAL(timeout()), this, SLOT(OnPlaying()) ); // update timer connect( (QObject*) (m_Controls->beginPushButton), SIGNAL(clicked()), this, SLOT(OnGoToBegin()) ); // reset player and go to begin connect( (QObject*) (m_Controls->stopPushButton), SIGNAL(clicked()), this, SLOT(OnGoToEnd()) ); // reset player // pass this widgets protected combobox signal to public signal connect( (QObject*) (m_Controls->trajectorySelectComboBox), SIGNAL(currentIndexChanged(int)), this, SIGNAL(SignalCurrentTrajectoryChanged(int)) ); // pass this widgets protected checkbox signal to public signal connect( m_Controls->splineModeCheckBox, SIGNAL(toggled(bool)), this, SIGNAL(SignalSplineModeToggled(bool)) ); connect( m_Controls->sequencialModeCheckBox, SIGNAL(toggled(bool)), this, SLOT(OnSequencialModeToggled(bool)) ); connect( m_Controls->samplePositionHorizontalSlider, SIGNAL(sliderPressed()), this, SLOT(OnSliderPressed()) ); connect( m_Controls->samplePositionHorizontalSlider, SIGNAL(sliderReleased()), this, SLOT(OnSliderReleased()) ); } } bool QmitkIGTPlayerWidget::IsTrajectoryInSplineMode() { return m_Controls->splineModeCheckBox->isChecked(); } bool QmitkIGTPlayerWidget::CheckInputFileValid() { QFile file(m_CmpFilename); // check if file exists if(!file.exists()) { QMessageBox::warning(NULL, "IGTPlayer: Error", "No valid input file was loaded. Please load input file first!"); return false; } return true; } unsigned int QmitkIGTPlayerWidget::GetNumberOfTools() { unsigned int result = 0; if(this->GetCurrentPlaybackMode() == RealTimeMode) { if(m_RealTimePlayer.IsNotNull()) result = m_RealTimePlayer->GetNumberOfOutputs(); } else if(this->GetCurrentPlaybackMode() == SequentialMode) { if(m_SequentialPlayer.IsNotNull()) result = m_SequentialPlayer->GetNumberOfOutputs(); } // at the moment this works only if player is initialized return result; } void QmitkIGTPlayerWidget::SetUpdateRate(unsigned int msecs) { m_PlayingTimer->setInterval((int) msecs); // set update timer update rate } void QmitkIGTPlayerWidget::OnPlayButtonClicked(bool checked) { if(CheckInputFileValid()) // no playing possible without valid input file { PlaybackMode currentMode = this->GetCurrentPlaybackMode(); bool isRealTimeMode = currentMode == RealTimeMode; bool isSequentialMode = currentMode == SequentialMode; if(checked) // play { if( (isRealTimeMode && m_RealTimePlayer.IsNull()) || (isSequentialMode && m_SequentialPlayer.IsNull())) // start play { if(isRealTimeMode) { m_RealTimePlayer = mitk::NavigationDataPlayer::New(); m_RealTimePlayer->SetFileName(m_CmpFilename.toStdString()); - m_RealTimePlayer->StartPlaying(); + try + { + m_RealTimePlayer->StartPlaying(); + } + catch(mitk::IGTException) + { + std::string errormessage = "Error during start playing. Invalid or wrong file?"; + QMessageBox::warning(NULL, "IGTPlayer: Error", errormessage.c_str()); + m_Controls->playPushButton->setChecked(false); + m_RealTimePlayer = NULL; + return; + } } else if(isSequentialMode) { m_SequentialPlayer = mitk::NavigationDataSequentialPlayer::New(); m_SequentialPlayer->SetFileName(m_CmpFilename.toStdString()); m_Controls->samplePositionHorizontalSlider->setMinimum(0); m_Controls->samplePositionHorizontalSlider->setMaximum(m_SequentialPlayer->GetNumberOfSnapshots()); m_Controls->samplePositionHorizontalSlider->setEnabled(true); } m_PlayingTimer->start(100); emit SignalPlayingStarted(); } else // resume play { if(isRealTimeMode) m_RealTimePlayer->Resume(); m_PlayingTimer->start(100); emit SignalPlayingResumed(); } } else // pause { if(isRealTimeMode) m_RealTimePlayer->Pause(); m_PlayingTimer->stop(); emit SignalPlayingPaused(); } } else m_Controls->playPushButton->setChecked(false); // uncheck play button if file unvalid } QmitkIGTPlayerWidget::PlaybackMode QmitkIGTPlayerWidget::GetCurrentPlaybackMode() { if(m_Controls->sequencialModeCheckBox->isChecked()) return SequentialMode; else return RealTimeMode; } QTimer* QmitkIGTPlayerWidget::GetPlayingTimer() { return m_PlayingTimer; } void QmitkIGTPlayerWidget::OnStopPlaying() { this->StopPlaying(); } void QmitkIGTPlayerWidget::StopPlaying() { m_PlayingTimer->stop(); emit SignalPlayingStopped(); if(m_RealTimePlayer.IsNotNull()) m_RealTimePlayer->StopPlaying(); m_RealTimePlayer = NULL; m_SequentialPlayer = NULL; m_StartTime = -1; // set starttime back m_CurrentSequentialPointNumber = 0; m_Controls->samplePositionHorizontalSlider->setSliderPosition(m_CurrentSequentialPointNumber); m_Controls->sampleLCDNumber->display(static_cast(m_CurrentSequentialPointNumber)); this->ResetLCDNumbers(); m_Controls->playPushButton->setChecked(false); // set play button unchecked } void QmitkIGTPlayerWidget::OnPlaying() { PlaybackMode currentMode = this->GetCurrentPlaybackMode(); bool isRealTimeMode = currentMode == RealTimeMode; bool isSequentialMode = currentMode == SequentialMode; if(isRealTimeMode && m_RealTimePlayer.IsNull()) return; else if(isSequentialMode && m_SequentialPlayer.IsNull()) return; if(isRealTimeMode && m_StartTime < 0) m_StartTime = m_RealTimePlayer->GetOutput()->GetTimeStamp(); // get playback start time if(isRealTimeMode && !m_RealTimePlayer->IsAtEnd()) { m_RealTimePlayer->Update(); // update player int msc = (int) (m_RealTimePlayer->GetOutput()->GetTimeStamp() - m_StartTime); // calculation for playing time display int ms = msc % 1000; msc = (msc - ms) / 1000; int s = msc % 60; int min = (msc-s) / 60; // set lcd numbers m_Controls->msecLCDNumber->display(ms); m_Controls->secLCDNumber->display(s); m_Controls->minLCDNumber->display(min); emit SignalPlayerUpdated(); // player successfully updated } else if(isSequentialMode && (m_CurrentSequentialPointNumber < m_SequentialPlayer->GetNumberOfSnapshots())) { m_SequentialPlayer->Update(); // update sequential player m_Controls->samplePositionHorizontalSlider->setSliderPosition(m_CurrentSequentialPointNumber++); // refresh slider position m_Controls->sampleLCDNumber->display(static_cast(m_CurrentSequentialPointNumber)); //for debugging purposes //std::cout << "Sample: " << m_CurrentSequentialPointNumber << " X: " << m_SequentialPlayer->GetOutput(0)->GetPosition()[0] << " Y: " << m_SequentialPlayer->GetOutput(0)->GetPosition()[1] << " Y: " << m_SequentialPlayer->GetOutput(0)->GetPosition()[2] << std::endl; emit SignalPlayerUpdated(); // player successfully updated } else this->StopPlaying(); // if player is at EOF } const std::vector QmitkIGTPlayerWidget::GetNavigationDatas() { std::vector navDatas; if(this->GetCurrentPlaybackMode() == RealTimeMode && m_RealTimePlayer.IsNotNull()) { for(unsigned int i=0; i < m_RealTimePlayer->GetNumberOfOutputs(); ++i) { navDatas.push_back(m_RealTimePlayer->GetOutput(i)); // push back current navigation data for each tool } } else if(this->GetCurrentPlaybackMode() == SequentialMode && m_SequentialPlayer.IsNotNull()) { for(unsigned int i=0; i < m_SequentialPlayer->GetNumberOfOutputs(); ++i) { navDatas.push_back(m_SequentialPlayer->GetOutput(i)); // push back current navigation data for each tool } } return navDatas; } const mitk::PointSet::Pointer QmitkIGTPlayerWidget::GetNavigationDatasPointSet() { mitk::PointSet::Pointer result = mitk::PointSet::New(); mitk::PointSet::PointType pointType; PlaybackMode currentMode = this->GetCurrentPlaybackMode(); bool isRealTimeMode = currentMode == RealTimeMode; bool isSequentialMode = currentMode == SequentialMode; if( (isRealTimeMode && m_RealTimePlayer.IsNotNull()) || (isSequentialMode && m_SequentialPlayer.IsNotNull())) { int numberOfOutputs = 0; if(isRealTimeMode) numberOfOutputs = m_RealTimePlayer->GetNumberOfOutputs(); else if(isSequentialMode) numberOfOutputs = m_SequentialPlayer->GetNumberOfOutputs(); for(unsigned int i=0; i < m_RealTimePlayer->GetNumberOfOutputs(); ++i) { mitk::NavigationData::PositionType position; if(isRealTimeMode) position = m_RealTimePlayer->GetOutput(i)->GetPosition(); else if(isSequentialMode) position = m_SequentialPlayer->GetOutput(i)->GetPosition(); pointType[0] = position[0]; pointType[1] = position[1]; pointType[2] = position[2]; result->InsertPoint(i,pointType); // insert current ND as Pointtype in PointSet for return } } return result; } const mitk::PointSet::PointType QmitkIGTPlayerWidget::GetNavigationDataPoint(unsigned int index) { if( index > this->GetNumberOfTools() || index < 0 ) throw std::out_of_range("Tool Index out of range!"); PlaybackMode currentMode = this->GetCurrentPlaybackMode(); bool isRealTimeMode = currentMode == RealTimeMode; bool isSequentialMode = currentMode == SequentialMode; // create return PointType from current ND for tool index mitk::PointSet::PointType result; if( (isRealTimeMode && m_RealTimePlayer.IsNotNull()) || (isSequentialMode && m_SequentialPlayer.IsNotNull())) { mitk::NavigationData::PositionType position; if(isRealTimeMode) position = m_RealTimePlayer->GetOutput(index)->GetPosition(); else if(isSequentialMode) position = m_SequentialPlayer->GetOutput(index)->GetPosition(); result[0] = position[0]; result[1] = position[1]; result[2] = position[2]; } return result; } void QmitkIGTPlayerWidget::SetInputFileName(const QString& inputFileName) { this->OnGoToEnd(); /// stops playing and resets lcd numbers QString oldName = m_CmpFilename; m_CmpFilename.clear(); m_CmpFilename = inputFileName; QFile file(m_CmpFilename); if(m_CmpFilename.isEmpty() || !file.exists()) { QMessageBox::warning(NULL, "Warning", QString("Please enter valid path! Using previous path again.")); m_CmpFilename=oldName; m_Controls->inputFileLineEdit->setText(m_CmpFilename); } } void QmitkIGTPlayerWidget::SetRealTimePlayer( mitk::NavigationDataPlayer::Pointer player ) { if(player.IsNotNull()) m_RealTimePlayer = player; } void QmitkIGTPlayerWidget::SetSequentialPlayer( mitk::NavigationDataSequentialPlayer::Pointer player ) { if(player.IsNotNull()) m_SequentialPlayer = player; } void QmitkIGTPlayerWidget::OnSelectPressed() { QString oldName = m_CmpFilename; m_CmpFilename.clear(); m_CmpFilename = QFileDialog::getOpenFileName(this, "Load tracking data", QDir::currentPath(),"XML files (*.xml)"); if (m_CmpFilename.isEmpty())//if something went wrong or user pressed cancel in the save dialog m_CmpFilename=oldName; else { this->OnGoToEnd(); /// stops playing and resets lcd numbers emit SignalInputFileChanged(); } m_Controls->inputFileLineEdit->setText(m_CmpFilename); } void QmitkIGTPlayerWidget::OnGoToEnd() { this->StopPlaying(); // reset lcd numbers this->ResetLCDNumbers(); } void QmitkIGTPlayerWidget::OnGoToBegin() { // stop player manual so no PlayingStopped() m_PlayingTimer->stop(); if(this->GetCurrentPlaybackMode() == RealTimeMode && m_RealTimePlayer.IsNotNull()) { m_RealTimePlayer->StopPlaying(); m_RealTimePlayer = NULL; // set player to NULL so it can be initialized again if playback is called afterwards } m_StartTime = -1; // set starttime back //reset view elements m_Controls->playPushButton->setChecked(false); this->ResetLCDNumbers(); } void QmitkIGTPlayerWidget::ResetLCDNumbers() { m_Controls->minLCDNumber->display(QString("00")); m_Controls->secLCDNumber->display(QString("00")); m_Controls->msecLCDNumber->display(QString("000")); } void QmitkIGTPlayerWidget::SetTrajectoryNames(const QStringList toolNames) { QComboBox* cBox = m_Controls->trajectorySelectComboBox; if(cBox->count() > 0) this->ClearTrajectorySelectCombobox(); // before making changed to QComboBox it is recommended to disconnet it's SIGNALS and SLOTS disconnect( (QObject*) (m_Controls->trajectorySelectComboBox), SIGNAL(currentIndexChanged(int)), this, SIGNAL(SignalCurrentTrajectoryChanged(int)) ); if(!toolNames.isEmpty()) m_Controls->trajectorySelectComboBox->insertItems(0, toolNames); // adding current tool names to combobox // reconnect after performed changes connect( (QObject*) (m_Controls->trajectorySelectComboBox), SIGNAL(currentIndexChanged(int)), this, SIGNAL(SignalCurrentTrajectoryChanged(int)) ); } int QmitkIGTPlayerWidget::GetResolution() { return m_Controls->resolutionSpinBox->value(); // return currently selected trajectory resolution } void QmitkIGTPlayerWidget::ClearTrajectorySelectCombobox() { // before making changed to QComboBox it is recommended to disconnet it's SIGNALS and SLOTS disconnect( (QObject*) (m_Controls->trajectorySelectComboBox), SIGNAL(currentIndexChanged(int)), this, SIGNAL(SignalCurrentTrajectoryChanged(int)) ); m_Controls->trajectorySelectComboBox->clear(); // reconnect after performed changes connect( (QObject*) (m_Controls->trajectorySelectComboBox), SIGNAL(currentIndexChanged(int)), this, SIGNAL(SignalCurrentTrajectoryChanged(int)) ); } void QmitkIGTPlayerWidget::OnSequencialModeToggled(bool toggled) { this->StopPlaying(); // stop playing when mode is changed if(toggled) { m_Controls->samplePositionHorizontalSlider->setEnabled(true); // enable slider if sequential mode } else if(!toggled) { m_Controls->samplePositionHorizontalSlider->setSliderPosition(0); // set back and disable slider m_Controls->samplePositionHorizontalSlider->setDisabled(true); } } void QmitkIGTPlayerWidget::OnSliderReleased() { int currentSliderValue = m_Controls->samplePositionHorizontalSlider->value(); // current slider value selected through user movement if(currentSliderValue > m_CurrentSequentialPointNumber) // at the moment only forward scrolling is possible { m_SequentialPlayer->GoToSnapshot(currentSliderValue); // move player to selected snapshot m_CurrentSequentialPointNumber = currentSliderValue; m_Controls->sampleLCDNumber->display(currentSliderValue); // update lcdnumber in widget } else m_Controls->samplePositionHorizontalSlider->setValue(m_CurrentSequentialPointNumber); } void QmitkIGTPlayerWidget::OnSliderPressed() { if(m_Controls->playPushButton->isChecked()) // check if widget is playing m_Controls->playPushButton->click(); // perform click to pause the play }