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OSCAR-code/oximetry.cpp
Mark Watkins ae5f0c6647 Qt5 compatibility fixes, new about page
2013-01-21 02:31:51 +10:00

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#include <QApplication>
#include <QDebug>
#include <QProgressBar>
#include <QFileDialog>
#include <QMessageBox>
#include <QLabel>
#include <QLocale>
#include <QTimer>
#include <QCalendarWidget>
#include <QTextCharFormat>
#include "oximetry.h"
#include "ui_oximetry.h"
#include "common_gui.h"
#include "qextserialport/qextserialenumerator.h"
#include "SleepLib/loader_plugins/cms50_loader.h"
#include "SleepLib/event.h"
#include "SleepLib/calcs.h"
#include "Graphs/gXAxis.h"
#include "Graphs/gSummaryChart.h"
#include "Graphs/gLineChart.h"
#include "Graphs/gYAxis.h"
#include "Graphs/gLineOverlay.h"
extern QLabel * qstatus2;
#include "mainwindow.h"
extern MainWindow * mainwin;
int lastpulse;
SerialOximeter::SerialOximeter(QObject * parent,QString oxiname, QString portname, BaudRateType baud, FlowType flow, ParityType parity, DataBitsType databits, StopBitsType stopbits) :
QObject(parent),
session(NULL),pulse(NULL),spo2(NULL),plethy(NULL),m_port(NULL),
m_opened(false),
m_oxiname(oxiname),
m_portname(portname),
m_baud(baud),
m_flow(flow),
m_parity(parity),
m_databits(databits),
m_stopbits(stopbits)
{
machine=PROFILE.GetMachine(MT_OXIMETER);
if (!machine) {
// Create generic Serial Oximeter object..
CMS50Loader *l=dynamic_cast<CMS50Loader *>(GetLoader("CMS50"));
if (l) {
machine=l->CreateMachine(p_profile);
}
qDebug() << "Create Oximeter device";
}
timer=new QTimer(this);
connect(timer,SIGNAL(timeout()),this,SLOT(Timeout()));
import_mode=false;
m_mode=SO_WAIT;
}
SerialOximeter::~SerialOximeter()
{
if (m_opened) {
if (m_port) m_port->close();
}
disconnect(timer,SIGNAL(timeout()),this,SLOT(Timeout()));
delete timer;
}
void SerialOximeter::Timeout()
{
qDebug() << "Timeout!";
if (!import_mode) emit(liveStopped(session));
}
bool SerialOximeter::Open(QextSerialPort::QueryMode mode)
{
if (m_portname.isEmpty()) {
qDebug() << "Tried to open with empty portname";
return false;
}
qDebug() << "Opening serial port" << m_portname << "in mode" << mode;
if (m_opened) { // Open already?
// Just close it
if (m_port) m_port->close();
}
m_portmode=mode;
m_callbacks=0;
m_port=new QextSerialPort(m_portname,m_portmode);
m_port->setBaudRate(m_baud);
m_port->setFlowControl(m_flow);
m_port->setParity(m_parity);
m_port->setDataBits(m_databits);
m_port->setStopBits(m_stopbits);
if (m_port->open(QIODevice::ReadWrite) == true) {
// if (m_mode==QextSerialPort::EventDriven)
connect(m_port, SIGNAL(readyRead()), this, SLOT(ReadyRead()));
//connect(port, SIGNAL(dsrChanged(bool)), this, SLOT(DsrChanged(bool)));
if (!(m_port->lineStatus() & LS_DSR))
qDebug() << "check device is turned on";
qDebug() << "listening for data on" << m_port->portName();
return m_opened=true;
} else {
qDebug() << "device failed to open:" << m_port->errorString();
return m_opened=false;
}
}
void SerialOximeter::Close()
{
qDebug() << "Closing serial port" << m_portname;
if (!m_opened) return;
if (m_port) m_port->close();
//if (m_portmode==QextSerialPort::EventDriven)
disconnect(m_port, SIGNAL(readyRead()), this, SLOT(ReadyRead()));
m_mode=SO_OFF;
m_opened=false;
}
void SerialOximeter::setPortName(QString portname)
{
if (m_opened) {
qDebug() << "Can't change serial PortName settings while port is open!";
return;
}
m_portname=portname;
}
void SerialOximeter::setBaudRate(BaudRateType baud)
{
if (m_opened) {
qDebug() << "Can't change serial BaudRate settings while port is open!";
return;
}
m_baud=baud;
}
void SerialOximeter::setFlowControl(FlowType flow)
{
if (m_opened) {
qDebug() << "Can't change serial FlowControl settings while port is open!";
return;
}
m_flow=flow;
}
void SerialOximeter::setParity(ParityType parity)
{
if (m_opened) {
qDebug() << "Can't change serial Parity settings while port is open!";
return;
}
m_parity=parity;
}
void SerialOximeter::setDataBits(DataBitsType databits)
{
if (m_opened) {
qDebug() << "Can't change serial DataBit settings while port is open!";
return;
}
m_databits=databits;
}
void SerialOximeter::setStopBits(StopBitsType stopbits)
{
if (m_opened) {
qDebug() << "Can't change serial StopBit settings while port is open!";
return;
}
m_stopbits=stopbits;
}
void SerialOximeter::addPulse(qint64 time, EventDataType pr)
{
//EventDataType min=0,max=0;
if (pr>0) {
if (lastpr==0) {
if (pulse->count()==0) {
pulse->setFirst(time);
if (session->eventlist[OXI_Pulse].size()<=1) {
session->setFirst(OXI_Pulse,time);
if (session->first()==0)
session->set_first(time);
}
} else {
qDebug() << "Shouldn't happen in addPulse()";
}
}
pulse->AddEvent(time,pr);
session->setCount(OXI_Pulse,session->count(OXI_Pulse)+1);
session->setLast(OXI_Pulse,time);
session->set_last(time);
} else {
if (lastpr!=0) {
if (pulse->count() > 0) {
pulse->AddEvent(time,lastpr);
this->compactToEvent(pulse);
session->setLast(OXI_Pulse,time);
pulse=session->AddEventList(OXI_Pulse,EVL_Event);
}
}
}
lastpr=pr;
emit(updatePulse(pr));
}
void SerialOximeter::addSpO2(qint64 time, EventDataType o2)
{
//EventDataType min=0,max=0;
if (o2>0) {
if (lasto2==0) {
if (spo2->count()==0) {
spo2->setFirst(time);
if (session->eventlist[OXI_SPO2].size()<=1) {
session->setFirst(OXI_SPO2,time);
if (session->first()==0)
session->set_first(time);
}
} else {
qDebug() << "Shouldn't happen in addSpO2()";
}
}
spo2->AddEvent(time,o2);
session->setCount(OXI_SPO2,session->count(OXI_SPO2)+1);
session->setLast(OXI_SPO2,time);
session->set_last(time);
} else {
if (lasto2!=0) {
if (spo2->count() > 0) {
spo2->AddEvent(time,lasto2);
this->compactToEvent(spo2);
session->setLast(OXI_SPO2,time);
spo2=session->AddEventList(OXI_SPO2,EVL_Event);
}
}
}
lasto2=o2;
emit(updateSpO2(o2));
}
void SerialOximeter::addPlethy(qint64 time, EventDataType pleth)
{
if (!plethy) {
plethy=new EventList(EVL_Event);
session->eventlist[OXI_Plethy].push_back(plethy);
session->setFirst(OXI_Plethy,lasttime);
plethy->setFirst(lasttime);
}
plethy->AddEvent(time,pleth);
session->setCount(OXI_Plethy,plethy->count()); // update the cache
session->setMin(OXI_Plethy,plethy->Min());
session->setMax(OXI_Plethy,plethy->Max());
session->setLast(OXI_Plethy,time);
session->set_last(time);
plethy->setLast(time);
}
void SerialOximeter::compactToWaveform(EventList *el)
{
double rate=double(el->duration())/double(el->count());
el->setType(EVL_Waveform);
el->setRate(rate);
el->getTime().clear();
}
void SerialOximeter::compactToEvent(EventList *el)
{
if (el->count()<2) return;
EventList nel(EVL_Waveform);
EventDataType t=0,lastt=0; //el->data(0);
qint64 ti=0;//=el->time(0);
//nel.AddEvent(ti,lastt);
bool f=false;
qint64 lasttime=0;
EventDataType min=999,max=0;
for (quint32 i=0;i<el->count();i++) {
t=el->data(i);
ti=el->time(i);
f=false;
if (t!=0) {
if (t!=lastt) {
if (!lasttime) {
nel.setFirst(ti);
}
nel.AddEvent(ti,t);
if (t < min) min=t;
if (t > max) max=t;
lasttime=ti;
f=true;
}
} else {
if (lastt!=0) {
nel.AddEvent(ti,lastt);
lasttime=ti;
f=true;
}
}
lastt=t;
}
if (!f) {
if (t!=0) {
nel.AddEvent(ti,t);
lasttime=ti;
}
}
el->setFirst(nel.first());
el->setLast(nel.last());
el->setMin(min);
el->setMax(max);
el->getData().clear();
el->getTime().clear();
el->setCount(nel.count());
el->getData()=nel.getData();
el->getTime()=nel.getTime();
}
void SerialOximeter::compactAll()
{
if (!session) return;
QHash<ChannelID,QVector<EventList *> >::iterator i;
qint64 tminx=0,tmaxx=0,minx,maxx;
EventDataType min,max;
for (i=session->eventlist.begin();i!=session->eventlist.end();i++) {
const ChannelID & code=i.key();
min=999,max=0;
minx=maxx=0;
for (int j=0;j<i.value().size();j++) {
EventList *e=i.value()[j];
if ((code==OXI_SPO2) || (code==OXI_Pulse)) {
compactToEvent(e);
} else if (code==OXI_Plethy) {
compactToWaveform(e);
}
if (min > e->Min())
min=e->Min();
if (max < e->Max())
max=e->Max();
if (!minx || (minx > e->first()))
minx=e->first();
if (!maxx || (maxx < e->last()))
maxx=e->last();
}
if ((code==OXI_SPO2) || (code==OXI_Pulse) || (code==OXI_Plethy)) {
session->setMin(code,min);
session->setMax(code,max);
if (minx!=0) {
session->setFirst(code,minx);
if (!tminx || tminx > minx) tminx=minx;
}
if (maxx!=0){
session->setLast(code,maxx);
if (!tmaxx || tmaxx < max) tmaxx=maxx;
}
}
}
if (tminx>0) session->really_set_first(tminx);
if (tmaxx>0) session->really_set_last(tmaxx);
}
Session *SerialOximeter::createSession(QDateTime date)
{
if (session) {
delete session;
}
int sid=date.toTime_t();
lasttime=qint64(sid)*1000L;
lasto2=lastpr=0;
session=new Session(machine,sid);
session->SetChanged(true);
session->set_first(lasttime);
pulse=new EventList(EVL_Event);
spo2=new EventList(EVL_Event);
plethy=NULL;
session->eventlist[OXI_Pulse].push_back(pulse);
session->eventlist[OXI_SPO2].push_back(spo2);
session->setFirst(OXI_Pulse,lasttime);
session->setFirst(OXI_SPO2,lasttime);
pulse->setFirst(lasttime);
spo2->setFirst(lasttime);
m_callbacks=0;
emit(sessionCreated(session));
return session;
}
bool SerialOximeter::startLive()
{
import_mode=false;
m_mode=SO_LIVE;
lastpr=lasto2=0;
if (!m_opened && !Open(QextSerialPort::EventDriven)) return false;
createSession();
return true;
}
void SerialOximeter::stopLive()
{
if (timer->isActive()) timer->stop();
m_mode=SO_WAIT;
if (session) {
compactAll();
calcSPO2Drop(session);
calcPulseChange(session);
}
}
CMS50Serial::CMS50Serial(QObject * parent, QString portname="") :
SerialOximeter(parent,"CMS50", portname, BAUD19200, FLOW_OFF, PAR_ODD, DATA_8, STOP_1)
{
}
CMS50Serial::~CMS50Serial()
{
}
void CMS50Serial::import_process()
{
if (!session) {
qDebug() << "User pushing import too many times in a row?";
return;
}
qDebug() << "CMS50 import complete. Processing" << data.size() << "bytes";
unsigned short a,pl,o2,lastpl=0,lasto2=0;
int i=0;
int size=data.size();
EventList * pulse=(session->eventlist[OXI_Pulse][0]);
EventList * spo2=(session->eventlist[OXI_SPO2][0]);
lasttime=f2time[0].toTime_t();
session->SetSessionID(lasttime);
lasttime*=1000;
//spo2->setFirst(lasttime);
EventDataType plmin=999,plmax=0;
EventDataType o2min=100,o2max=0;
int plcnt=0,o2cnt=0;
qint64 lastpltime=0,lasto2time=0;
bool first=true;
while (i<(size-3)) {
a=data.at(i++); // low bits are supposedly the high bits of the heart rate
pl=((data.at(i++) & 0x7f) | ((a & 1) << 7)) & 0xff;
o2=data.at(i++) & 0x7f;
if (pl!=0) {
if (lastpl!=pl) {
if (lastpl==0 || !pulse) {
if (first) {
session->set_first(lasttime);
first=false;
}
if (plcnt==0)
session->setFirst(OXI_Pulse,lasttime);
if (pulse && pulse->count()==0) {
} else {
pulse=new EventList(EVL_Event);
session->eventlist[OXI_Pulse].push_back(pulse);
}
}
lastpltime=lasttime;
pulse->AddEvent(lasttime,pl);
if (pl < plmin) plmin=pl;
if (pl > plmax) plmax=pl;
plcnt++;
}
} else {
if (lastpl!=0) {
pulse->AddEvent(lasttime,pl);
lastpltime=lasttime;
plcnt++;
}
}
if (o2!=0) {
if (lasto2!=o2) {
if (lasto2==0 || !spo2) {
if (first) {
session->set_first(lasttime);
first=false;
}
if (o2cnt==0)
session->setFirst(OXI_SPO2,lasttime);
if (spo2 && spo2->count()==0) {
} else {
spo2=new EventList(EVL_Event);
session->eventlist[OXI_SPO2].push_back(spo2);
}
}
lasto2time=lasttime;
spo2->AddEvent(lasttime,o2);
if (o2 < o2min) o2min=o2;
if (o2 > o2max) o2max=o2;
o2cnt++;
}
} else {
if (lasto2!=0) {
spo2->AddEvent(lasttime,o2);
lasto2time=lasttime;
o2cnt++;
}
}
lasttime+=1000;
//emit(updateProgress(float(i)/float(size)));
lastpl=pl;
lasto2=o2;
}
/*if (pulse && (lastpltime!=lasttime) && (pl!=0)) {
// lastpl==pl
pulse->AddEvent(lasttime,pl);
lastpltime=lastpltime;
plcnt++;
}
if (spo2 && (lasto2time!=lasttime) && (o2!=0)) {
spo2->AddEvent(lasttime,o2);
lasto2time=lasttime;
o2cnt++;
}*/
qint64 rlasttime=qMax(lastpltime,lasto2time);
session->set_last(rlasttime);
session->setLast(OXI_Pulse,lastpltime);
session->setLast(OXI_SPO2,lasto2time);
session->setMin(OXI_Pulse,plmin);
session->setMax(OXI_Pulse,plmax);
session->setMin(OXI_SPO2,o2min);
session->setMax(OXI_SPO2,o2max);
session->setCount(OXI_Pulse,plcnt);
session->setCount(OXI_SPO2,o2cnt);
session->UpdateSummaries();
emit(importComplete(session));
disconnect(this,SIGNAL(importProcess()),this,SLOT(import_process()));
}
void CMS50Serial::ReadyRead()
{
QByteArray bytes;
int a = m_port->bytesAvailable();
bytes.resize(a);
m_port->read(bytes.data(), bytes.size());
m_callbacks++;
if (m_mode==SO_WAIT) return;
int i=0;
// Was going out of sync previously.. To fix this unfortunately requires 4.7
#if QT_VERSION >= QT_VERSION_CHECK(4,7,0)
qint64 current=QDateTime::currentMSecsSinceEpoch(); //double(QDateTime::currentDateTime().toTime_t())*1000L;
//qint64 since=current-lasttime;
//if (since>25)
lasttime=current;
#endif
// else (don't bother - we can work some magic at the end of recording.)
static int lastbytesize=0;
int size=bytes.size();
// Process all incoming serial data packets
unsigned short c;
unsigned short pl,o2;
if (!import_mode) {
QString data="Read: ";
#ifdef SERIAL_DEBUG
for (int i=0;i<bytes.size();i++) {
c=bytes[i];
data+=QString().sprintf("%02X,",c);
}
qDebug() << data;
#endif
if (bytes.size()==1) { // transmits a single 0 when switching off.
if (lastbytesize!=1) {
if (timer->isActive()) {
timer->stop();
}
timer->setSingleShot(true);
timer->setInterval(10000);
timer->start();
}
return;
//qDebug() << "Oximeter switched of.. wait for timeout?";
} else {
if (timer->isActive()) {
timer->stop();
}
}
}
lastbytesize=size;
bool fixtime=false;
while (i<bytes.size()) {
if (import_mode) {
// why can't this stay in a waitf6 loop for 30 or so seconds?
if (waitf6) { //ack sequence from f6 command.
if ((unsigned char)bytes.at(i++)==0xf2) {
c=bytes.at(i);
if (c & 0x80) {
int h=(c & 0x1f);
int m=(bytes.at(i+1) % 60);
if (!((h==0) && (m==0))) { // CMS50E's have a realtime clock (apparently)
QDateTime d(PROFILE.LastDay(),QTime(h,m,0));
f2time.push_back(d);
qDebug() << "Session start (according to CMS50)" << d << h << m;
} else {
// otherwise pick the first session of the last days data..
Day *day=PROFILE.GetDay(PROFILE.LastDay(),MT_CPAP);
QDateTime d;
fixtime=true;
if (day) {
int ti=day->first()/1000L;
d=QDateTime::fromTime_t(ti);
qDebug() << "Guessing session starting from CPAP data" << d;
} else {
qDebug() << "Can't guess start time, defaulting to ending at 7:30am this morning" << d;
d=QDateTime::currentDateTime();
d.setTime(QTime(7,30,0));
//d.addDays(-1);
}
f2time.push_back(d);
}
i+=2;
cntf6++;
} else continue;
} else {
if (cntf6>0) {
qDebug() << "Got Acknowledge Sequence" << cntf6;
i--;
if ((i+3)<size) {
c=bytes.at(i);
datasize=(((unsigned char)bytes.at(i) & 0x3f) << 14) | (((unsigned char)bytes.at(i+1)&0x7f) << 7) | ((unsigned char)bytes.at(i+2) & 0x7f);
received_bytes=0;
qDebug() << "Data Size=" << datasize << "??";
if (fixtime) {
QDateTime time;
for (int i=0;i<f2time.size();i++) {
time=f2time.at(i);
time.addSecs(-(datasize/3));
break;
}
f2time.clear();
f2time.push_back(time);
}
done_import=false;
i+=3;
}
int z;
for (z=i;z<size;z++) {
c=bytes.at(z);
if (c & 0x80) break;
}
mainwin->getOximetry()->graphView()->setEmptyText("Please Wait, Importing...");
mainwin->getOximetry()->graphView()->redraw();
data.clear();
for (z=i;z<size;z++) {
data.push_back(bytes.at(z));
received_bytes++;
}
if (z>=datasize)
done_import=true;
waitf6=false;
break;
}
}
} else {
qDebug() << "Recieving Block" << size << "(" << received_bytes << "of" << datasize <<")";
for (int z=i;z<size;z++) {
data.push_back(bytes.at(z));
received_bytes++;
}
emit(updateProgress(float(received_bytes)/float(datasize)));
if ((received_bytes>=datasize) || (((received_bytes/datasize)>0.7) && (size<250))) {
done_import=true;
}
break;
//read data blocks..
}
} else {
static unsigned short hb=0;
if (bytes[i]&0x80) { // 0x80 == sync bit
EventDataType d=bytes[i+1] & 0x7f;
hb=(bytes[i+2] & 0x40) << 1;
addPlethy(lasttime,d);
lasttime+=20;
i+=3;
} else {
pl=(bytes[i] & 0x7f) | hb;
o2=bytes[i+1] & 0x7f;
addPulse(lasttime,pl);
addSpO2(lasttime,o2);
i+=2;
}
}
}
if (import_mode && waitf6 && (cntf6==0)) {
int i=imptime.elapsed();
//mainwin->getOximetry()->graphView()->setEmptyText("fun");
//mainwin->getOximetry()->graphView()->redraw();
if (i>1000) {
//mainwin->getOximetry()->graphView()->setEmptyText("fun");
//mainwin->getOximetry()->graphView()->redraw();
imptime.start();
failcnt++;
QString a;
if (failcnt>15) { // Give up after ~15 seconds
m_mode=SO_WAIT;
emit(importAborted());
mainwin->getOximetry()->graphView()->setEmptyText("Import Failed");
mainwin->getOximetry()->graphView()->redraw();
return;
} else {
a="Waiting";
for (int i=0;i<failcnt;i++) a+=".";
mainwin->getOximetry()->graphView()->setEmptyText(a);
mainwin->getOximetry()->graphView()->redraw();
requestData(); // retransmit the data request code
}
}
}
if (!import_mode)
emit(dataChanged());
else if (done_import) {
qDebug() << "End";
resetDevice();
m_mode=SO_WAIT;
emit(importProcess());
}
}
void CMS50Serial::resetDevice()
{
m_port->flush();
static unsigned char b1[3]={0xf6,0xf6,0xf6};
if (m_port->write((char *)b1,3)==-1) {
qDebug() << "Couldn't write closing bytes to CMS50";
}
}
void CMS50Serial::requestData()
{
static unsigned char b1[2]={0xf5,0xf5};
if (m_port->write((char *)b1,2)==-1) {
qDebug() << "Couldn't write data request bytes to CMS50";
}
}
bool CMS50Serial::startImport()
{
m_mode=SO_WAIT;
if (!m_opened && !Open(QextSerialPort::EventDriven))
return false;
imptime.start();
m_callbacks=0;
import_fails=0;
QTimer::singleShot(5000,this,SLOT(startImportTimeout()));
//make sure there is a data stream first..
createSession();
return true;
}
void CMS50Serial::startImportTimeout()
{
if (m_callbacks>0) {
connect(this,SIGNAL(importProcess()),this,SLOT(import_process()));
import_mode=true;
waitf6=true;
done_import=false;
cntf6=0;
failcnt=0;
m_mode=SO_IMPORT;
requestData();
} else {
import_fails++;
if (import_fails<5) {
// resetDevice();
QTimer::singleShot(250,this,SLOT(startImportTimeout()));
} else {
qDebug() << "No oximeter signal!!!!!!!!!!!!!!!!";
emit(importAborted());
}
}
}
Oximetry::Oximetry(QWidget *parent,gGraphView * shared) :
QWidget(parent),
ui(new Ui::Oximetry)
{
m_shared=shared;
ui->setupUi(this);
port=NULL;
portname="";
oximeter=new CMS50Serial(this);
day=new Day(oximeter->getMachine());
layout=new QHBoxLayout(ui->graphArea);
layout->setSpacing(0);
layout->setMargin(0);
layout->setContentsMargins(0,0,0,0);
ui->graphArea->setLayout(layout);
ui->graphArea->setAutoFillBackground(false);
GraphView=new gGraphView(ui->graphArea,m_shared);
GraphView->setSizePolicy(QSizePolicy::Expanding,QSizePolicy::Expanding);
scrollbar=new MyScrollBar(ui->graphArea);
scrollbar->setOrientation(Qt::Vertical);
scrollbar->setSizePolicy(QSizePolicy::Maximum,QSizePolicy::Expanding);
scrollbar->setMaximumWidth(20);
GraphView->setScrollBar(scrollbar);
layout->addWidget(GraphView,1);
layout->addWidget(scrollbar,0);
layout->layout();
PLETHY=new gGraph(GraphView,schema::channel[OXI_Plethy].label(),schema::channel[OXI_Plethy].units(),120);
CONTROL=new gGraph(GraphView,tr("Control"),"",75);
PULSE=new gGraph(GraphView,schema::channel[OXI_Pulse].label(),schema::channel[OXI_Pulse].units(),120);
SPO2=new gGraph(GraphView,schema::channel[OXI_SPO2].label(),schema::channel[OXI_SPO2].units(),120);
foobar=new gShadowArea();
CONTROL->AddLayer(foobar);
Layer *cl=new gLineChart(OXI_Plethy);
CONTROL->AddLayer(cl);
cl->SetDay(day);
CONTROL->setBlockZoom(true);
for (int i=0;i<GraphView->size();i++) {
gGraph *g=(*GraphView)[i];
g->AddLayer(new gXAxis(),LayerBottom,0,gXAxis::Margin);
g->AddLayer(new gYAxis(),LayerLeft,gYAxis::Margin);
g->AddLayer(new gXGrid());
}
plethy=new gLineChart(OXI_Plethy,Qt::black,false,true);
plethy->SetDay(day);
CONTROL->AddLayer(plethy); //new gLineChart(OXI_Plethysomogram));
pulse=new gLineChart(OXI_Pulse,Qt::red,true);
//pulse->SetDay(day);
spo2=new gLineChart(OXI_SPO2,Qt::blue,true);
//spo2->SetDay(day);
PLETHY->AddLayer(plethy);
PULSE->AddLayer(lo1=new gLineOverlayBar(OXI_PulseChange,QColor("light gray"),"PD",FT_Span));
SPO2->AddLayer(lo2=new gLineOverlayBar(OXI_SPO2Drop,QColor("light blue"),"O2",FT_Span));
PULSE->AddLayer(pulse);
SPO2->AddLayer(spo2);
PULSE->setDay(day);
SPO2->setDay(day);
lo1->SetDay(day);
lo2->SetDay(day);
//go->SetDay(day);
GraphView->setEmptyText(tr("No Oximetry Data"));
GraphView->redraw();
on_RefreshPortsButton_clicked();
ui->RunButton->setChecked(false);
ui->saveButton->setEnabled(false);
GraphView->LoadSettings("Oximetry");
GraphView->setCubeImage(images["oximeter"]);
QLocale locale=QLocale::system();
QString shortformat=locale.dateFormat(QLocale::ShortFormat);
if (!shortformat.toLower().contains("yyyy")) {
shortformat.replace("yy","yyyy");
}
ui->dateEdit->setDisplayFormat(shortformat+" HH:mm:ss");
//Qt::DayOfWeek dow=firstDayOfWeekFromLocale();
//ui->dateEdit->calendarWidget()->setFirstDayOfWeek(dow);
// Stop both calendar drop downs highlighting weekends in red
//QTextCharFormat format = ui->dateEdit->calendarWidget()->weekdayTextFormat(Qt::Saturday);
//format.setForeground(QBrush(Qt::black, Qt::SolidPattern));
//ui->dateEdit->calendarWidget()->setWeekdayTextFormat(Qt::Saturday, format);
//ui->dateEdit->calendarWidget()->setWeekdayTextFormat(Qt::Sunday, format);
dont_update_date=false;
}
Oximetry::~Oximetry()
{
delete oximeter;
GraphView->SaveSettings("Oximetry");
delete ui;
}
void Oximetry::on_RefreshPortsButton_clicked()
{
QList<QextPortInfo> ports = QextSerialEnumerator::getPorts();
ui->SerialPortsCombo->clear();
int z=0;
QString firstport;
bool current_found=false;
// Windows build mixes these up
#if defined(Q_OS_WIN32) || defined(Q_OS_MAC)
#define qesPORTNAME portName
#else
#define qesPORTNAME physName
#endif
for (int i = 0; i < ports.size(); i++) {
if (!ports.at(i).friendName.isEmpty()) {
if (ports.at(i).friendName.toUpper().contains("USB")) {
if (firstport.isEmpty()) firstport=ports.at(i). qesPORTNAME;
if (!portname.isEmpty() && ports.at(i).qesPORTNAME==portname) current_found=true;
ui->SerialPortsCombo->addItem(ports.at(i).qesPORTNAME);
z++;
}
} else { // Mac stuff.
if (ports.at(i).portName.toUpper().contains("USB") || ports.at(i).portName.toUpper().contains("SPO2")) {
if (firstport.isEmpty()) firstport=ports.at(i).portName;
if (!portname.isEmpty() && ports.at(i).portName==portname) current_found=true;
ui->SerialPortsCombo->addItem(ports.at(i).portName);
z++;
}
}
qDebug() << "Serial Port:" << ports.at(i).qesPORTNAME << ports.at(i).friendName;
qDebug() << "port name:" << ports.at(i).portName;
qDebug() << "phys name:" << ports.at(i).physName;
qDebug() << "friendly name:" << ports.at(i).friendName;
qDebug() << "enumerator name:" << ports.at(i).enumName;
}
if (z>0) {
ui->RunButton->setEnabled(true);
ui->ImportButton->setEnabled(true);
if (!current_found) portname=firstport;
} else {
ui->RunButton->setEnabled(false);
ui->ImportButton->setEnabled(false);
portname="";
}
oximeter->setPortName(portname);
}
void Oximetry::RedrawGraphs()
{
GraphView->redraw();
}
void Oximetry::on_SerialPortsCombo_activated(const QString &arg1)
{
portname=arg1;
oximeter->setPortName(arg1);
}
void Oximetry::live_stopped(Session * session)
{
Q_UNUSED(session);
mainwin->Notify(tr("Oximetry live recording has been terminated due to timeout."));
//qDebug () << "Live Stopped";
on_RunButton_toggled(false);
}
void Oximetry::on_RunButton_toggled(bool checked)
{
if (!checked) {
oximeter->stopLive();
ui->RunButton->setText(tr("&Start"));
ui->SerialPortsCombo->setEnabled(true);
disconnect(oximeter,SIGNAL(dataChanged()),this,SLOT(data_changed()));
disconnect(oximeter,SIGNAL(updatePulse(float)),this,SLOT(pulse_changed(float)));
disconnect(oximeter,SIGNAL(updateSpO2(float)),this,SLOT(spo2_changed(float)));
disconnect(oximeter,SIGNAL(liveStopped(Session*)),this,SLOT(live_stopped(Session *)));
ui->saveButton->setEnabled(true);
ui->ImportButton->setEnabled(true);
lo2->SetDay(day);
lo1->SetDay(day);
if (oximeter->getSession())
saved_starttime=oximeter->getSession()->first();
//CONTROL->setVisible(true);
} else {
if (oximeter->getSession() && oximeter->getSession()->IsChanged()) {
int res=QMessageBox::question(this,tr("Save Session?"),tr("Creating a new oximetry session will destroy the old one.\nWould you like to save it first?"),tr("Save"),tr("Destroy It"),tr("Cancel"),0,2);
if (res==0) {
ui->RunButton->setChecked(false);
on_saveButton_clicked();
return;
} else if (res==2) {
ui->RunButton->setChecked(false);
return;
}
} // else it's already saved.
GraphView->setEmptyText(tr("Please Wait"));
GraphView->redraw();
PLETHY->setVisible(true);
SPO2->setVisible(true);
PULSE->setVisible(true);
PLETHY->setRecMinY(0);
PLETHY->setRecMaxY(128);
PULSE->setRecMinY(60);
PULSE->setRecMaxY(100);
SPO2->setRecMinY(90);
SPO2->setRecMaxY(100);
day->getSessions().clear();
//QTimer::singleShot(10000,this,SLOT(oximeter_running_check()));
if (!oximeter->startLive()) {
mainwin->Notify(tr("Oximetry Error!\n\nSomething is wrong with the device connection."));
return;
}
ui->saveButton->setEnabled(false);
day->AddSession(oximeter->getSession());
firstPulseUpdate=true;
firstSPO2Update=true;
secondPulseUpdate=true;
secondSPO2Update=true;
qint64 f=oximeter->getSession()->first();
//day->setFirst(f);
plethy->setMinX(f);
pulse->setMinX(f);
spo2->setMinX(f);
PLETHY->SetMinX(f);
CONTROL->SetMinX(f);
PULSE->SetMinX(f);
SPO2->SetMinX(f);
//graphView()->updateScale();
/*PLETHY->setForceMinY(0);
PLETHY->setForceMaxY(128);
PULSE->setForceMinY(30);
PULSE->setForceMaxY(180);
SPO2->setForceMinY(50);
SPO2->setForceMaxY(100); */
connect(oximeter,SIGNAL(dataChanged()),this,SLOT(data_changed()));
connect(oximeter,SIGNAL(updatePulse(float)),this,SLOT(pulse_changed(float)));
connect(oximeter,SIGNAL(updateSpO2(float)),this,SLOT(spo2_changed(float)));
connect(oximeter,SIGNAL(liveStopped(Session*)),this,SLOT(live_stopped(Session *)));
CONTROL->setVisible(false);
// connect.
ui->RunButton->setText(tr("&Stop"));
ui->SerialPortsCombo->setEnabled(false);
ui->ImportButton->setEnabled(false);
}
}
void Oximetry::data_changed()
{
qint64 last=oximeter->lastTime();
qint64 first=last-30000L;
//day->setLast(last);
plethy->setMinX(first);
plethy->setMaxX(last);
pulse->setMinX(first);
pulse->setMaxX(last);
spo2->setMinX(first);
spo2->setMaxX(last);
plethy->setMinY((oximeter->Plethy())->Min());
plethy->setMaxY((oximeter->Plethy())->Max());
pulse->setMinY((oximeter->Pulse())->Min());
pulse->setMaxY((oximeter->Pulse())->Max());
spo2->setMinY((oximeter->Spo2())->Min());
spo2->setMaxY((oximeter->Spo2())->Max());
PLETHY->SetMinY((oximeter->Plethy())->Min());
PLETHY->SetMaxY((oximeter->Plethy())->Max());
PULSE->SetMinY((oximeter->Pulse())->Min());
PULSE->SetMaxY((oximeter->Pulse())->Max());
SPO2->SetMinY((oximeter->Spo2())->Min());
SPO2->SetMaxY((oximeter->Spo2())->Max());
/*PLETHY->MinY();
PLETHY->MaxY();
PULSE->MinY();
PULSE->MaxY();
SPO2->MinY();
SPO2->MaxY(); */
PLETHY->SetMaxX(last);
PULSE->SetMaxX(last);
CONTROL->SetMaxX(last);
SPO2->SetMaxX(last);
for (int i=0;i<GraphView->size();i++) {
(*GraphView)[i]->SetXBounds(first,last);
}
{
int len=(last-first)/1000L;
int h=len/3600;
int m=(len /60) % 60;
int s=(len % 60);
if (qstatus2) qstatus2->setText(QString().sprintf("Rec %02i:%02i:%02i",h,m,s)); // translation fix?
}
GraphView->updateScale();
GraphView->redraw();
}
extern QProgressBar *qprogress;
extern QLabel *qstatus;
void DumpBytes(int blocks, unsigned char * b,int len)
{
QString a=QString::number(blocks,16)+": Bytes "+QString::number(len,16)+": ";
for (int i=0;i<len;i++) {
a.append(QString::number(b[i],16)+" ");
}
qDebug() << a;
}
void Oximetry::oximeter_running_check()
{
if (!oximeter->isOpen()) {
if (oximeter->callbacks()==0) {
qDebug() << "Not sure how oximeter_running_check gets called with a closed oximeter.. Restarting import process";
//mainwin->Notify(tr("Oximeter Error\n\nThe device has not responded.. Make sure it's switched on2"));
on_ImportButton_clicked();
return;
}
}
if (oximeter->callbacks()==0) {
mainwin->Notify(tr("Oximeter Error\n\nThe device has not responded.. Make sure it's switched on."));
if (oximeter->mode()==SO_IMPORT) oximeter->stopImport();
if (oximeter->mode()==SO_LIVE) oximeter->stopLive();
oximeter->destroySession();
day->getSessions().clear();
ui->SerialPortsCombo->setEnabled(true);
qstatus->setText(tr("Ready"));
ui->ImportButton->setEnabled(true);
ui->RunButton->setChecked(false);
ui->saveButton->setEnabled(false);
GraphView->setEmptyText(tr("Check Oximeter is Ready"));
GraphView->redraw();
}
}
// Move this code to CMS50 Importer??
void Oximetry::on_ImportButton_clicked()
{
connect(oximeter,SIGNAL(importComplete(Session*)),this,SLOT(import_complete(Session*)));
connect(oximeter,SIGNAL(importAborted()),this,SLOT(import_aborted()));
connect(oximeter,SIGNAL(updateProgress(float)),this,SLOT(update_progress(float)));
PLETHY->setVisible(false);
day->getSessions().clear();
GraphView->setDay(day);
GraphView->setEmptyText("Make Sure Oximeter Is Ready");
GraphView->redraw();
if (!oximeter->startImport()) {
mainwin->Notify(tr("Oximeter Error\n\nThe device did not respond.. Make sure it's switched on."));
disconnect(oximeter,SIGNAL(importComplete(Session*)),this,SLOT(import_complete(Session*)));
disconnect(oximeter,SIGNAL(importAborted()),this,SLOT(import_aborted()));
disconnect(oximeter,SIGNAL(updateProgress(float)),this,SLOT(update_progress(float)));
//qDebug() << "Error starting oximetry serial import process";
return;
}
//QTimer::singleShot(1000,this,SLOT(oximeter_running_check()));
if (qprogress) {
qprogress->setValue(0);
qprogress->setMaximum(100);
qprogress->show();
}
ui->ImportButton->setDisabled(true);
ui->SerialPortsCombo->setEnabled(false);
ui->RunButton->setText(tr("&Start"));
ui->RunButton->setChecked(false);
}
void Oximetry::import_finished()
{
disconnect(oximeter,SIGNAL(importComplete(Session*)),this,SLOT(import_complete(Session*)));
disconnect(oximeter,SIGNAL(importAborted()),this,SLOT(import_aborted()));
disconnect(oximeter,SIGNAL(updateProgress(float)),this,SLOT(update_progress(float)));
ui->SerialPortsCombo->setEnabled(true);
qstatus->setText(tr("Ready"));
ui->ImportButton->setDisabled(false);
ui->saveButton->setEnabled(true);
if (qprogress) {
qprogress->setValue(100);
qprogress->hide();
}
}
void Oximetry::import_aborted()
{
oximeter->disconnect(oximeter,SIGNAL(importProcess()),0,0);
day->getSessions().clear();
//QMessageBox::warning(mainwin,tr("Oximeter Error"),tr("Please make sure your oximeter is switched on, and able to transmit data.\n(You may need to enter the oximeters Settings screen for it to be able to transmit.)"),QMessageBox::Ok);
mainwin->Notify(tr("Please make sure your oximeter is switched on, and in the right mode to transmit data."),tr("Oximeter Error!"),5000);
//qDebug() << "Oximetry import failed";
import_finished();
}
void Oximetry::import_complete(Session * session)
{
qDebug() << "Oximetry import complete";
import_finished();
day->AddSession(oximeter->getSession());
if (!session) {
qDebug() << "Shouldn't happen";
return;
}
//calcSPO2Drop(session);
//calcPulseChange(session);
//PLETHY->setVisible(false);
CONTROL->setVisible(false);
saved_starttime=session->first();
dont_update_date=true;
ui->dateEdit->setDateTime(QDateTime::fromTime_t(saved_starttime/1000L));
dont_update_date=false;
updateGraphs();
}
void Oximetry::pulse_changed(float p)
{
ui->pulseLCD->display(p);
return;
if (firstPulseUpdate) {
if (secondPulseUpdate) {
secondPulseUpdate=false;
} else {
firstPulseUpdate=false;
GraphView->updateScale();
}
}
}
// Only really need to do this once..
void Oximetry::spo2_changed(float o2)
{
ui->spo2LCD->display(o2);
return;
if (firstSPO2Update) {
if (secondSPO2Update) {
secondSPO2Update=false;
} else {
firstSPO2Update=false;
GraphView->updateScale();
}
}
}
void Oximetry::on_saveButton_clicked()
{
if (QMessageBox::question(this,"Keep This Recording?","Would you like to save this oximetery session?",QMessageBox::Yes|QMessageBox::No)==QMessageBox::Yes) {
Session *session=oximeter->getSession();
// Process???
//session->UpdateSummaries();
PROFILE.RemoveSession(session);
Machine *m=oximeter->getMachine();
if (m->SessionExists(session->session())) {
m->sessionlist.erase(m->sessionlist.find(session->session()));
}
QString path=PROFILE.Get(m->properties[STR_PROP_Path])+QString().sprintf("%08lx",session->session());
QString f1=path+".000";
QString f2=path+".001";
QFile::remove(f1);
QFile::remove(f2);
// Forgetting to reset the session ID sucks, as it will delete sessions you don't want to delete..
session->SetSessionID(qint64(session->first())/1000L);
m->AddSession(session,p_profile);
oximeter->getMachine()->Save();
day->getSessions().clear();
mainwin->getDaily()->LoadDate(mainwin->getDaily()->getDate());
mainwin->getOverview()->ReloadGraphs();
GraphView->setEmptyText("No Oximetry Data");
GraphView->redraw();
}
}
void Oximetry::update_progress(float f)
{
if (qprogress) {
qprogress->setValue(f*100.0);
QApplication::processEvents();
}
}
bool Oximetry::openSPOFile(QString filename)
{
QFile f(filename);
if (!f.open(QFile::ReadOnly)) return false;
QByteArray data;
data=f.readAll();
long size=data.size();
int pos=((unsigned char)data.at(1) << 8) | (unsigned char)data.at(0);
char dchr[20];
int j=0;
for (int i=0;i<18*2;i+=2) {
dchr[j++]=data.at(8+i);
}
dchr[j]=0;
QString dstr(dchr);
QDateTime date=QDateTime::fromString(dstr,"MM/dd/yy HH:mm:ss");
if (date.date().year()<2000) date=date.addYears(100);
//ui->dateEdit->setDateTime(date);
day->getSessions().clear();
oximeter->createSession(date);
Session *session=oximeter->getSession();
day->AddSession(session);
session->set_first(0);
firstPulseUpdate=true;
firstSPO2Update=true;
secondPulseUpdate=true;
secondSPO2Update=true;
unsigned char o2,pr;
//quint16 pl;
qint64 tt=qint64(date.toTime_t())*1000L;
for (int i=pos;i<size-5;) {
o2=(unsigned char)(data.at(i+4));
pr=(unsigned char)(data.at(i+3));
//oximeter->setLastTime(tt);
oximeter->addPulse(tt,pr);
oximeter->addSpO2(tt,o2);
//pl=(unsigned char)(data.at(i+1));
//oximeter->addPlethy(tt,pl);
//pl=(unsigned char)(data.at(i+1));
//oximeter->addPlethy(tt,pl);
//pl=(unsigned char)(data.at(i+2));
//oximeter->addPlethy(tt,pl);
i+=5;
//data_changed();
tt+=1000;
}
qint64 t1=session->first(OXI_Pulse);
qint64 t2=session->first(OXI_SPO2);
qint64 t3=qMin(t1,t2);
session->set_first(t3);
//day->setFirst(t3);
int zi=t3/1000L;
session->SetSessionID(zi);
date.fromTime_t(zi);
dont_update_date=true;
ui->dateEdit->setDateTime(date);
dont_update_date=false;
t1=session->last(OXI_Pulse);
t2=session->last(OXI_SPO2);
t3=qMax(t1,t2);
session->set_last(t3);
//day->setLast(t3);
CONTROL->setVisible(false);
updateGraphs();
f.close();
ui->saveButton->setEnabled(true);
return true;
}
bool Oximetry::openSPORFile(QString filename)
{
//GraphView->setEmptyText("Please Wait");
//GraphView->redraw();
QFile f(filename);
if (!f.open(QFile::ReadOnly)) return false;
QByteArray data;
data=f.readAll();
long size=data.size();
int pos=((unsigned char)data.at(1) << 8) | (unsigned char)data.at(0);
char dchr[20];
int j=0;
for (int i=0;i<18*2;i+=2) {
dchr[j++]=data.at(8+i);
}
dchr[j]=0;
QString dstr(dchr);
QDateTime date=QDateTime::fromString(dstr,"MM/dd/yy HH:mm:ss");
if (date.date().year()<2000) date=date.addYears(100);
day->getSessions().clear();
oximeter->createSession(date);
Session *session=oximeter->getSession();
day->AddSession(session);
session->set_first(0);
firstPulseUpdate=true;
firstSPO2Update=true;
secondPulseUpdate=true;
secondSPO2Update=true;
unsigned char o2,pr;
//quint16 pl;
qint64 tt=qint64(date.toTime_t())*1000L;
for (int i=pos;i<size-2;) {
o2=(unsigned char)(data.at(i+1));
pr=(unsigned char)(data.at(i+0));
oximeter->addPulse(tt,pr);
oximeter->addSpO2(tt,o2);
//pl=(unsigned char)(data.at(i+1));
i+=2;
tt+=1000;
}
qint64 t1=session->first(OXI_Pulse);
qint64 t2=session->first(OXI_SPO2);
qint64 t3=qMin(t1,t2);
session->set_first(t3);
//day->setFirst(t3);
int zi=t3/1000L;
session->SetSessionID(zi);
date.fromTime_t(zi);
dont_update_date=true;
ui->dateEdit->setDateTime(date);
dont_update_date=false;
t1=session->last(OXI_Pulse);
t2=session->last(OXI_SPO2);
t3=qMax(t1,t2);
session->set_last(t3);
//day->setLast(t3);
//PLETHY->setVisible(false);
CONTROL->setVisible(false);
updateGraphs();
f.close();
ui->saveButton->setEnabled(true);
return true;
}
void Oximetry::on_openButton_clicked()
{
if (oximeter->getSession() && oximeter->getSession()->IsChanged()) {
int res=QMessageBox::question(this,"Save Session?","Opening this oximetry file will destroy the current session.\nWould you like to keep it?","Save","Destroy It","Cancel",0,2);
if (res==0) {
on_saveButton_clicked();
return;
} else if (res==2) {
return;
}
} // else it's already saved.
QString dir="";
QFileDialog fd(this,"Select an oximetry file",dir,"Oximetry Files (*.spo *.spoR)");
fd.setAcceptMode(QFileDialog::AcceptOpen);
fd.setFileMode(QFileDialog::ExistingFile);
if (fd.exec()!=QFileDialog::Accepted) return;
QStringList filenames=fd.selectedFiles();
if (filenames.size()>1) {
qDebug() << "Can only open one oximetry file at a time";
}
QString filename=filenames[0];
bool r=false;
if (filename.toLower().endsWith(".spo")) r=openSPOFile(filename);
else if (filename.toLower().endsWith(".spor")) r=openSPORFile(filename);
if (!r) {
mainwin->Notify("Couldn't open oximetry file \""+filename+"\".");
}
qDebug() << "opening" << filename;
}
void Oximetry::on_dateEdit_dateTimeChanged(const QDateTime &date)
{
Session *session=oximeter->getSession();
if (!session)
return;
if (dont_update_date)
return;
qint64 first=session->first();
//qint64 last=session->last();
qint64 tt=qint64(date.toTime_t())*1000L;
qint64 offset=tt-first;
if (offset!=0) {
session->SetChanged(true);
ui->saveButton->setEnabled(true);
}
session->offsetSession(offset);
updateGraphs();
}
void Oximetry::openSession(Session * session)
{
if (oximeter->getSession() && oximeter->getSession()->IsChanged()) {
int res=QMessageBox::question(this,"Save Session?","Opening this oximetry session will destroy the unsavedsession in the oximetry tab.\nWould you like to store it first?","Save","Destroy It","Cancel",0,2);
if (res==0) {
on_saveButton_clicked();
return;
} else if (res==2) {
return;
}
} // else it's already saved.
day->getSessions().clear();
day->AddSession(session);
oximeter->setSession(session);
saved_starttime=session->first();
oximeter->compactAll();
QDateTime date=QDateTime::fromTime_t(saved_starttime/1000L);
dont_update_date=true;
ui->dateEdit->setDateTime(date);
dont_update_date=false;
updateGraphs();
}
void Oximetry::updateGraphs()
{
Session * session=oximeter->getSession();
if (!session) return;
qint64 first=session->first();
qint64 last=session->last();
ui->pulseLCD->display(session->Min(OXI_Pulse));
ui->spo2LCD->display(session->Min(OXI_SPO2));
pulse->setMinY(session->Min(OXI_Pulse));
pulse->setMaxY(session->Max(OXI_Pulse));
spo2->setMinY(session->Min(OXI_SPO2));
spo2->setMaxY(session->Max(OXI_SPO2));
PULSE->setRecMinY(60);
PULSE->setRecMaxY(100);
SPO2->setRecMinY(90);
SPO2->setRecMaxY(100);
//day->setFirst(first);
//day->setLast(last);
pulse->setMinY(session->Min(OXI_Pulse));
pulse->setMaxY(session->Max(OXI_Pulse));
spo2->setMinY(session->Min(OXI_SPO2));
spo2->setMaxY(session->Max(OXI_SPO2));
PULSE->setRecMinY(60);
PULSE->setRecMaxY(100);
SPO2->setRecMinY(90);
SPO2->setRecMaxY(100);
plethy->setMinX(first);
pulse->setMinX(first);
spo2->setMinX(first);
PLETHY->SetMinX(first);
CONTROL->SetMinX(first);
PULSE->SetMinX(first);
SPO2->SetMinX(first);
plethy->setMaxX(last);
pulse->setMaxX(last);
spo2->setMaxX(last);
PLETHY->SetMaxX(last);
CONTROL->SetMaxX(last);
PULSE->SetMaxX(last);
SPO2->SetMaxX(last);
PULSE->setDay(day);
SPO2->setDay(day);
for (int i=0;i<GraphView->size();i++) {
(*GraphView)[i]->SetXBounds(first,last);
}
{
int len=(last-first)/1000L;
int h=len/3600;
int m=(len /60) % 60;
int s=(len % 60);
if (qstatus2) qstatus2->setText(QString().sprintf("%02i:%02i:%02i",h,m,s));
}
GraphView->updateScale();
GraphView->redraw();
}
void Oximetry::on_resetTimeButton_clicked() //revert to original session time
{
if (oximeter->getSession()) {
//qint64 tt=ui->dateEdit->dateTime().toTime_t()*1000;
//qint64 offset=saved_starttime-tt;
//oximeter->getSession()->offsetSession(offset);
dont_update_date=false;
//ui->dateEdit->setDateTime(QDateTime::fromTime_t(saved_starttime/1000L));
ui->dateEdit->setDateTime(QDateTime::fromTime_t(saved_starttime/1000L));
dont_update_date=false;
}
}
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