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OSCAR-code/sleepyhead/Graphs/MinutesAtPressure.cpp

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/* MinutesAtPressure Graph Implementation
*
* Copyright (c) 2011-2014 Mark Watkins <jedimark@users.sourceforge.net>
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of the Linux
* distribution for more details. */
#include <cmath>
#include <QApplication>
#include <QThreadPool>
#include <QMutexLocker>
#include "MinutesAtPressure.h"
#include "Graphs/gGraph.h"
#include "Graphs/gGraphView.h"
#include "SleepLib/profiles.h"
#include "Graphs/gXAxis.h"
#include "Graphs/gYAxis.h"
MinutesAtPressure::MinutesAtPressure() :Layer(NoChannel)
{
m_remap = nullptr;
m_minpressure = 3;
m_maxpressure = 30;
m_minimum_height = 0;
}
MinutesAtPressure::~MinutesAtPressure()
{
while (recalculating()) {};
}
RecalcMAP::~RecalcMAP()
{
}
void RecalcMAP::quit() {
m_quit = true;
map->mutex.lock();
map->mutex.unlock();
}
void MinutesAtPressure::SetDay(Day *day)
{
Layer::SetDay(day);
// look at session summaryValues.
Machine * cpap = nullptr;
if (day) cpap = day->machine(MT_CPAP);
if (cpap) {
QList<Session *>::iterator sit;
EventDataType minpressure = 40;
EventDataType maxpressure = 0;
QMap<QDate, Day *>::iterator it;
QMap<QDate, Day *>::iterator day_end = cpap->day.end();
// look at overall pressure ranges and find the max
for (it = cpap->day.begin(); it != day_end; ++it) {
Day * d = it.value();
QList<Session *>::iterator sess_end = d->end();
for (sit = d->begin(); sit != sess_end; ++sit) {
Session * sess = (*sit);
if (sess->channelExists(CPAP_Pressure)) {
minpressure = qMin(sess->Min(CPAP_Pressure), minpressure);
maxpressure = qMax(sess->Max(CPAP_Pressure), maxpressure);
}
if (sess->channelExists(CPAP_EPAP)) {
minpressure = qMin(sess->Min(CPAP_EPAP), minpressure);
maxpressure = qMax(sess->Max(CPAP_EPAP), maxpressure);
}
if (sess->channelExists(CPAP_IPAP)) {
minpressure = qMin(sess->Min(CPAP_IPAP), minpressure);
maxpressure = qMax(sess->Max(CPAP_IPAP), maxpressure);
}
}
}
m_minpressure = qMax(float(4), floor(minpressure));
m_maxpressure = ceil(maxpressure);
const int minimum_cells = 12;
int c = m_maxpressure - m_minpressure;
if (c < minimum_cells) {
int v = minimum_cells - c;
m_minpressure -= v/2.0;
m_minpressure = qMax((EventStoreType)4, m_minpressure);
m_maxpressure = m_minpressure + minimum_cells;
}
QFontMetrics FM(*defaultfont);
QList<ChannelID> chans = day->getSortedMachineChannels(schema::SPAN | schema::FLAG | schema::MINOR_FLAG);
m_minimum_height = (chans.size()+3) * FM.height() - 5;
}
m_empty = false;
m_recalculating = false;
m_lastminx = 0;
m_lastmaxx = 0;
m_empty = !m_day || !(m_day->channelExists(CPAP_Pressure) || m_day->channelExists(CPAP_EPAP));
}
int MinutesAtPressure::minimumHeight()
{
return m_minimum_height;
}
bool MinutesAtPressure::isEmpty()
{
return m_empty;
}
void MinutesAtPressure::paint(QPainter &painter, gGraph &graph, const QRegion &region)
{
QRect rect = region.boundingRect();
int cells = m_maxpressure-m_minpressure+1;
int top = rect.top()-10;
float width = rect.width();
float height = rect.height();
float left = rect.left();
float pix = width / float(cells);
int numchans = chans.size();
int cells_high = numchans + 2;
//height += 10;
float hix = height / cells_high;
m_minx = graph.min_x;
m_maxx = graph.max_x;
if (graph.printing() || ((m_lastminx != m_minx) || (m_lastmaxx != m_maxx))) {
recalculate(&graph);
}
m_lastminx = m_minx;
m_lastmaxx = m_maxx;
QMap<EventStoreType, int>::iterator it;
painter.setFont(*defaultfont);
painter.setPen(Qt::black);
if (graph.printing()) {
// lock the other mutex...
// while (recalculating()) {};
// recalculate(&graph);
while (recalculating()) {};
}
if (!painter.isActive()) return;
// Lock the stuff we need to draw
timelock.lock();
QMap<EventStoreType, int>::iterator times_end = times.end();
QPoint mouse = graph.graphView()->currentMousePos();
float ypos = top;
int titleWidth = graph.graphView()->titleWidth;
int marginWidth = gYAxis::Margin;
QString text = schema::channel[m_presChannel].label();
QRectF rec(titleWidth-4, ypos, marginWidth, hix);
rec.moveRight(left - 4);
// graph.renderText(text, rec, Qt::AlignRight | Qt::AlignVCenter);
if (rec.contains(mouse)) {
QString text = schema::channel[m_presChannel].description();
graph.ToolTip(text, mouse.x() + 10, mouse.y(), TT_AlignLeft);
}
int w,h;
GetTextExtent(text, w,h);
graph.renderText(text, (left-4) - w, ypos + hix/2.0 + float(h)/2.0);
text = STR_UNIT_Minutes;
rec = QRectF(titleWidth-4, ypos+hix, marginWidth, hix);
rec.moveRight(left - 4);
GetTextExtent(text, w,h);
graph.renderText(text, (left-4) - w, ypos + hix + hix/2.0 + float(h)/2.0);
// graph.renderText(text, rec, Qt::AlignRight | Qt::AlignVCenter);
float xpos = left;
for (it = times.begin(); it != times_end; ++it) {
QString text = QString::number(it.key());
QString value = QString("%1").arg(float(it.value()) / 60.0, 5, 'f', 1);
QRectF rec(xpos, top, pix-1, hix);
painter.fillRect(rec, QColor("orange"));
graph.renderText(text, rec, Qt::AlignCenter);
rec.moveTop(top + hix);
graph.renderText(value, rec, Qt::AlignCenter);
xpos += pix;
}
ypos += hix * 2;
// left = rect.left();
QHash<ChannelID, QMap<EventStoreType, EventDataType> >::iterator eit;
QHash<ChannelID, QMap<EventStoreType, EventDataType> >::iterator ev_end = events.end();
QMap<EventStoreType, EventDataType>::iterator vit;
int row = 0;
for (int i=0; i< numchans; ++i) {
ChannelID code = chans.at(i);
schema::Channel & chan = schema::channel[code];
if (!chan.enabled())
continue;
schema::ChanType type = chan.type();
eit = events.find(code);
xpos = left;
QMap<EventStoreType, EventDataType>::iterator eit_end = eit.value().end();
QString text = chan.label();
rec = QRectF(titleWidth, ypos, marginWidth, hix);
rec.moveRight(xpos - 4);
if (rec.contains(mouse)) {
QString text = chan.fullname();
if (type == schema::SPAN) {
text += "\n"+QObject::tr("(% of time)");
}
graph.ToolTip(text, mouse.x() + 10, mouse.y(), TT_AlignLeft);
}
GetTextExtent(text, w,h);
graph.renderText(text, (left-4) - w, ypos + hix/2.0 + float(h)/2.0);
for (it = times.begin(), vit = eit.value().begin(); vit != eit_end; ++vit, ++it) {
float minutes = float(it.value()) / 60.0;
float value = vit.value();
QString fmt = "%1";
if (type != schema::SPAN) {
//fmt = "%1";
value = (minutes > 0.000001) ? (value * 60.0) / minutes : 0;
} else {
//fmt = "%1%";
value = (minutes > 0.000001) ? (100/minutes) * (value / 60.0) : 0;
}
QRectF rec(xpos, ypos, pix-1, hix);
if ((row & 1) == 0) {
painter.fillRect(rec, QColor(245,245,255,240));
}
graph.renderText(QString(fmt).arg(value,5,'f',2), rec, Qt::AlignCenter);
// painter.drawText(rec, Qt::AlignCenter, QString(fmt).arg(value,5,'f',2));
xpos += pix;
}
ypos += hix;
row++;
}
float maxmins = float(maxtime) / 60.0;
float ymult = height / maxmins;
row = 0;
xpos = left ;//+ pix / 2;
float y1, y2;
it = times.begin();
float bottom = top+height;
if (it != times_end) {
float minutes = float(it.value()) / 60.0;
y1 = minutes * ymult;
painter.setPen(QPen(QColor(Qt::gray), 2));
it++;
for (; it != times_end; ++it) {
float minutes = float(it.value()) / 60.0;
y2 = minutes * ymult;
painter.drawLine(xpos, bottom-y1, xpos+pix, bottom-y2);
y1 = y2;
xpos += pix;
}
float maxev = 0;
for (int i=0; i< numchans; ++i) {
ChannelID code = chans.at(i);
if (code == CPAP_AHI) continue;
schema::Channel & chan = schema::channel[code];
if (!chan.enabled())
continue;
schema::ChanType type = chan.type();
if (type == schema::SPAN)
continue;
eit = events.find(code);
QMap<EventStoreType, EventDataType>::iterator eit_end = eit.value().end();
for (it = times.begin(), vit = eit.value().begin(); vit != eit_end; ++vit, ++it) {
//float minutes = float(it.value()) / 60.0;
float value = vit.value();
maxev = qMax(value, maxev);
}
}
float emult = height / float(maxev);
if (maxev < 0.00001) emult = 0;
for (int i=0; i< numchans; ++i) {
ChannelID code = chans.at(i);
if (code == CPAP_AHI) continue;
schema::Channel & chan = schema::channel[code];
if (!chan.enabled())
continue;
schema::ChanType type = chan.type();
if (type == schema::SPAN)
continue;
painter.setPen(QPen(QColor(chan.defaultColor()), 2));
eit = events.find(code);
xpos = left;//+pix/2;
y1 = 0;
QMap<EventStoreType, EventDataType>::iterator eit_end = eit.value().end();
for (it = times.begin(), vit = eit.value().begin(); vit != eit_end; ++vit, ++it) {
//float minutes = float(it.value()) / 60.0;
float value = vit.value();
y2 = value * emult;
//painter.drawPoint(xpos, bottom-y1);
painter.drawLine(xpos, bottom-y1, xpos+pix, bottom-y2);
xpos += pix;
y1 = y2;
}
}
}
// QString txt=QString("%1 %2").arg(maxmins).arg(float(maxevents * 60.0) / maxmins);
// graph.renderText(txt, rect.left(), rect.top()-10);
timelock.unlock();
if (m_recalculating) {
// painter.setFont(*defaultfont);
// painter.setPen(QColor(0,0,0,125));
// painter.drawText(region.boundingRect(), Qt::AlignCenter, QObject::tr("Recalculating..."));
}
// painter.setPen(QPen(Qt::black,1));
// painter.drawRect(rect);
// Draw the goodies...
}
void RecalcMAP::run()
{
QMutexLocker locker(&map->mutex);
map->m_recalculating = true;
Day * day = map->m_day;
if (!day) return;
QList<Session *>::iterator sit;
QList<Session *>::iterator sess_end = day->end();
QMap<EventStoreType, int> times;
QHash<ChannelID, QMap<EventStoreType, EventDataType> > events;
QList<ChannelID> chans = day->getSortedMachineChannels(schema::SPAN | schema::FLAG | schema::MINOR_FLAG);
ChannelID code;
QList<ChannelID> badchans;
for (int i=0 ; i < chans.size(); ++i) {
code = chans.at(i);
// if (!day->channelExists(code)) badchans.push_back(code);
}
for (int i=0; i < badchans.size(); ++i) {
code = badchans.at(i);
chans.removeAll(code);
}
int numchans = chans.size();
// Zero the pressure counts
for (int i=map->m_minpressure; i <= map->m_maxpressure; i++) {
times[i] = 0;
for (int c = 0; c < numchans; ++c) {
code = chans.at(c);
events[code].insert(i, 0);
}
}
ChannelID prescode = CPAP_Pressure;
if (day->channelExists(CPAP_IPAP)) {
prescode = CPAP_IPAP;
} else if (day->channelExists(CPAP_EPAP)) {
prescode = CPAP_EPAP;
}
qint64 minx, maxx;
map->m_graph->graphView()->GetXBounds(minx, maxx);
for (sit = day->begin(); sit != sess_end; ++sit) {
Session * sess = (*sit);
QHash<ChannelID, QVector<EventList *> >::iterator ei = sess->eventlist.find(prescode);
if (ei == sess->eventlist.end())
continue;
const QVector<EventList *> & evec = ei.value();
int esize = evec.size();
for (int ei = 0; ei < esize; ++ei) {
const EventList *EL = evec.at(ei);
EventDataType gain = EL->gain();
quint32 ELsize = EL->count();
if (ELsize < 1) return;
qint64 lasttime = 0; //EL->time(0);
EventStoreType lastdata = 0; // EL->raw(0);
bool first = true;
if ((EL->first() > maxx) || (EL->last() < minx)) {
continue;
}
for (quint32 e = 0; e < ELsize; ++e) {
qint64 time = EL->time(e);
EventStoreType data = EL->raw(e);
if ((time < minx)) {
lasttime = time;
lastdata = data;
first = false;
goto skip;
}
if (first) {
lasttime = time;
lastdata = data;
first = false;
}
if (lastdata != data) {
qint64 d1 = qMax(minx, lasttime);
qint64 d2 = qMin(maxx, time);
int duration = (d2 - d1) / 1000L;
EventStoreType key = floor(lastdata * gain);
if (key <= 30) {
times[key] += duration;
for (int c = 0; c < chans.size(); ++c) {
ChannelID code = chans.at(c);
schema::Channel & chan = schema::channel[code];
if (chan.type() == schema::SPAN) {
events[code][key] += sess->rangeSum(code, d1, d2);
} else {
events[code][key] += sess->rangeCount(code, d1, d2);
}
}
}
lasttime = time;
lastdata = data;
}
if (time > maxx) {
break;
}
skip:
if (m_quit) {
m_done = true;
return;
}
}
if (lasttime < maxx) {
qint64 d1 = qMax(lasttime, minx);
qint64 d2 = qMin(maxx, EL->last());
int duration = (d2 - d1) / 1000L;
EventStoreType key = floor(lastdata * gain);
if (key <= 30) {
times[key] += duration;
for (int c = 0; c < chans.size(); ++c) {
ChannelID code = chans.at(c);
schema::Channel & chan = schema::channel[code];
if (chan.type() == schema::SPAN) {
events[code][key] += sess->rangeSum(code, d1, d2);
} else {
events[code][key] += sess->rangeCount(code, d1, d2);
}
}
}
}
}
}
QMap<EventStoreType, int>::iterator it;
QMap<EventStoreType, int>::iterator times_end = times.end();
int maxtime = 0;
QList<EventStoreType> trash;
for (it = times.begin(); it != times_end; ++it) {
EventStoreType key = it.key();
int value = it.value();
// if (value == 0) {
// trash.append(key);
// } else {
maxtime = qMax(value, maxtime);
// }
}
chans.push_front(CPAP_AHI);
int maxevents = 0, val;
for (int i = map->m_minpressure; i <= map->m_maxpressure; i++) {
val = events[CPAP_Obstructive][i] + events[CPAP_Hypopnea][i] + events[CPAP_Apnea][i] + events[CPAP_ClearAirway][i];
events[CPAP_AHI].insert(i, val);
// maxevents = qMax(val, maxevents);
}
for (int i = map->m_minpressure; i <= map->m_maxpressure; i++) {
for (int j=0 ; j < chans.size(); ++j) {
code = chans.at(j);
if ((code == CPAP_AHI) || (schema::channel[code].type() == schema::SPAN)) continue;
val = events[code][i];
maxevents = qMax(val, maxevents);
}
}
QHash<ChannelID, QMap<EventStoreType, EventDataType> >::iterator eit;
// for (int i=0; i< trash.size(); ++i) {
// EventStoreType key = trash.at(i);
// times.remove(key);
// for (eit = events.begin(); eit != events.end(); ++eit) {
// eit.value().remove(key);
// }
// }
QMutexLocker timelock(&map->timelock);
map->times = times;
map->events = events;
map->maxtime = maxtime;
map->maxevents = maxevents;
map->chans = chans;
map->m_presChannel = prescode;
timelock.unlock();
map->recalcFinished();
m_done = true;
}
void MinutesAtPressure::recalculate(gGraph * graph)
{
while (recalculating())
m_remap->quit();
m_remap = new RecalcMAP(this);
m_remap->setAutoDelete(true);
m_graph = graph;
QThreadPool * tp = QThreadPool::globalInstance();
// tp->reserveThread();
if (graph->printing()) {
m_remap->run();
} else {
while(!tp->tryStart(m_remap));
}
// Start recalculating in another thread, organize a callback to redraw when done..
}
void MinutesAtPressure::recalcFinished()
{
if (m_graph) {
m_graph->timedRedraw(0);
}
m_recalculating = false;
m_remap = nullptr;
// QThreadPool * tp = QThreadPool::globalInstance();
// tp->releaseThread();
}
bool MinutesAtPressure::mouseMoveEvent(QMouseEvent *event, gGraph *graph)
{
// int y = event->y() - m_rect.top();
// int x = event->x() - graph->graphView()->titleWidth;
// double w = m_rect.width() - gYAxis::Margin;
// double xmult = (graph->blockZoom() ? double(graph->rmax_x - graph->rmin_x) : double(graph->max_x - graph->min_x)) / w;
// double a = x - gYAxis::Margin;
// if (a < 0) a = 0;
// if (a > w) a = w;
// double b = a * xmult;
// double c= b + (graph->blockZoom() ? graph->rmin_x : graph->min_x);
// graph->graphView()->setCurrentTime(c);
graph->timedRedraw(0);
return false;
}
bool MinutesAtPressure::mousePressEvent(QMouseEvent *event, gGraph *graph)
{
Q_UNUSED(event);
Q_UNUSED(graph);
return false;
}
bool MinutesAtPressure::mouseReleaseEvent(QMouseEvent *event, gGraph *graph)
{
Q_UNUSED(event);
Q_UNUSED(graph);
return false;
}
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