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GraphsWindow.cpp
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#include "GraphsWindow.h"
#include "Util.h"
#include <QToolBar>
#include <QLabel>
#include <QGridLayout>
#include <math.h>
#include <QTimer>
#include <QCheckBox>
#include <QVector>
#include <QAction>
#include <QIcon>
#include <QPixmap>
#include <QStatusBar>
#include <QFrame>
#include <QVBoxLayout>
#include <QHboxLayout>
#include <QDoubleSpinBox>
#include <QPushButton>
#include <QCursor>
#include <QFont>
#include <QPainter>
#include <QBrush>
#include <QColorDialog>
#include <QLineEdit>
#include <math.h>
#include <QMessageBox>
#include <QSettings>
#include <QTabWidget>
#include <QStackedWidget>
#include <QComboBox>
#include <QMutexLocker>
#include <QShowEvent>
#include <QHideEvent>
#include <QBitArray>
#include <string.h>
#include "MainApp.h"
#include "HPFilter.h"
#include "QLed.h"
#include "ConfigureDialogController.h"
#include "play.xpm"
#include "pause.xpm"
#include "window_fullscreen.xpm"
#include "window_nofullscreen.xpm"
#include "apply_all.xpm"
#include "multiple_graphs.xpm"
//#include "fastsettle.xpm"
static const QIcon *playIcon(0), *pauseIcon(0), *windowFullScreenIcon(0), *windowNoFullScreenIcon(0), *applyAllIcon(0), *hasSelectedGraphsIcon(0);
static const QColor AuxGraphBGColor(0xa6, 0x69,0x3c, 0xff),
NormalGraphBGColor(0x2f, 0x4f, 0x4f, 0xff);
static const QColor Bug_AuxGraphBGColor(0xa6, 0x69,0x3c, 0xff),
Bug_EMGGraphBGColor(0x2f, 0x2f, 0x4f, 0xff),
Bug_TTLGraphBGColor(0x2f, 0x2f, 0x2f, 0xff),
Bug_NeuralGraphBGColor(0x2f, 0x4f, 0x4f, 0xff),
Bug_AIGraphBGColor(0x4f,0x2f,0x2f,0xff),
Bug_MissingFCBGColor(0x4f,0x2f,0x4f,0xff);
static void initIcons()
{
if (!playIcon) {
playIcon = new QIcon(QPixmap(play_xpm));
}
if (!pauseIcon) {
pauseIcon = new QIcon(QPixmap(pause_xpm));
}
if (!windowFullScreenIcon) {
windowFullScreenIcon = new QIcon(QPixmap(window_fullscreen_xpm));
}
if (!windowNoFullScreenIcon) {
windowNoFullScreenIcon = new QIcon(QPixmap(window_nofullscreen_xpm));
}
if (!applyAllIcon) {
applyAllIcon = new QIcon(QPixmap(apply_all_xpm));
}
if (!hasSelectedGraphsIcon) {
hasSelectedGraphsIcon = new QIcon(QPixmap(multiple_graphs_xpm));
}
}
GraphsWindow::GraphsWindow(DAQ::Params & p, QWidget *parent, bool isSaving, bool useTabs, int graphUpdateRateHz)
: QMainWindow(parent), threadsafe_is_visible(false), params(p), useTabs(useTabs), downsampleRatio(1.), dsLeftOver(0), dsMaxNPts(-1), tNow(0.), tLast(0.), tAvg(0.), tNum(0.), filter(0), modeCaresAboutSGL(false), modeCaresAboutPD(false), suppressRecursive(false), graphsMut(QMutex::Recursive)
{
sharedCtor(p, isSaving, graphUpdateRateHz);
}
void GraphsWindow::setupGraph(int num, int firstExtraChan)
{
QMutexLocker l(&graphsMut);
GLGraph *g = graphs[num];
QColor bgColor = NormalGraphBGColor;
if (params.bug.enabled) {
// bug mode! use different color scheme...
if (DAQ::BugTask::isNeuralChan(num)) bgColor = Bug_NeuralGraphBGColor;
if (DAQ::BugTask::isEMGChan(num)) bgColor = Bug_EMGGraphBGColor;
if (DAQ::BugTask::isAuxChan(num)) bgColor = Bug_AuxGraphBGColor;
if (DAQ::BugTask::isTTLChan(num)) bgColor = Bug_TTLGraphBGColor;
if (DAQ::BugTask::isAIChan(params,num)) bgColor = Bug_AIGraphBGColor;
if (DAQ::BugTask::isMissingFCChan(params,num)) bgColor = Bug_MissingFCBGColor;
} else {
// regular mode! use regular scheme...
// is the photodiode channel?
if (num >= firstExtraChan) bgColor = AuxGraphBGColor;
}
if (g) {
graphs[num]->setObjectName(QString("GLGraph %1").arg(num));
Connect(graphs[num], SIGNAL(cursorOver(double,double)), this, SLOT(mouseOverGraph(double,double)));
Connect(graphs[num], SIGNAL(clicked(double,double)), this, SLOT(mouseClickGraph(double,double)));
Connect(graphs[num], SIGNAL(doubleClicked(double,double)), this, SLOT(mouseDoubleClickGraph(double,double)));
graphs[num]->setAutoUpdate(false);
graphs[num]->setMouseTracking(true);
graphs[num]->setCursor(Qt::CrossCursor);
graphs[num]->setTag(QVariant(num));
graphs[num]->bgColor() = bgColor;
graphStates[num] = g->getState();
} else {
GLGraphState s (graphs[0]->getState()); // inherit state from first graph..
s.objectName = QString("GLGraph %1").arg(num);
s.tagData = QVariant(num);
s.bg_Color = bgColor;
graphStates[num] = s;
}
}
/*static*/ int GraphsWindow::NumGraphsPerGraphTab[DAQ::N_Modes] = { 0, };
/*static*/ void GraphsWindow::SetupNumGraphsPerGraphTab()
{
if (NumGraphsPerGraphTab[0]) return;
// defensively program against adding modes that lack a spec for number of graphs per tab
for (int i = 0; i < (int)DAQ::N_Modes; ++i) {
NumGraphsPerGraphTab[i] = DEFAULT_NUM_GRAPHS_PER_GRAPH_TAB;
if (DAQ::ModeNumIntans[i]) {
const int nchans = DAQ::ModeNumChansPerIntan[i];
int n = 0;
for (int j = 1; (n=(j * nchans)) <= DEFAULT_NUM_GRAPHS_PER_GRAPH_TAB; ++j)
NumGraphsPerGraphTab[i] = n;
}
}
}
int GraphsWindow::getNumGraphsPerGraphTab() const
{
DAQ::Params & p(params);
int hardlim = MAX_NUM_GRAPHS_PER_GRAPH_TAB, def = NumGraphsPerGraphTab[p.mode];
if (!p.overrideGraphsPerTab) return def;
if (hardlim < p.overrideGraphsPerTab)
return hardlim;
// else..
return p.overrideGraphsPerTab;
}
void GraphsWindow::sharedCtor(DAQ::Params & p, bool isSaving, int graphUpdateRateHz)
{
stackedWidget = 0;
tabWidget = 0;
stackedCombo = 0;
initIcons();
SetupNumGraphsPerGraphTab();
NUM_GRAPHS_PER_GRAPH_TAB = getNumGraphsPerGraphTab();
if (useTabs) {
nGraphTabs = (p.nVAIChans / NUM_GRAPHS_PER_GRAPH_TAB) + ((p.nVAIChans % NUM_GRAPHS_PER_GRAPH_TAB) ? 1 : 0);
graphTabs.resize(nGraphTabs);
if (nGraphTabs <= 8) {
tabWidget = new QTabWidget(this);
tabWidget->setTabPosition(QTabWidget::North);
tabWidget->setElideMode(Qt::ElideLeft);
Connect(tabWidget, SIGNAL(currentChanged(int)), this, SLOT(tabChange(int)));
setCentralWidget(tabWidget);
} else {
QWidget *w = new QWidget(this);
QVBoxLayout *l = new QVBoxLayout(w);
stackedCombo = new QComboBox(w);
l->addWidget(stackedCombo,0,Qt::AlignLeft);
stackedWidget = new QStackedWidget(w);
l->addWidget(stackedWidget,10);
w->setLayout(l);
Connect(stackedWidget, SIGNAL(currentChanged(int)), this, SLOT(tabChange(int)));
Connect(stackedCombo, SIGNAL(activated(int)), stackedWidget, SLOT(setCurrentIndex(int)));
setCentralWidget(w);
}
} else {
nGraphTabs = 0;
graphTabs.clear();
nonTabWidget = new QWidget(this);
setCentralWidget(nonTabWidget);
}
statusBar();
resize(1152,864);
graphCtls = addToolBar("Graph Controls");
if (p.bug.enabled) {
graphCtls->addWidget(chanBut = new QPushButton("Channel:", graphCtls));
} else {
graphCtls->addWidget(chanBut = new QPushButton("Sorting by Channel:", graphCtls));
chanBut->setToolTip("Click to toggle between sorting graphs by either electrode id or INTAN channel.");
Connect(chanBut, SIGNAL(clicked()), mainApp()->sortGraphsByElectrodeAct, SLOT(trigger()));
}
graphCtls->addWidget(chanLbl = new QLabel("", graphCtls));
chanLbl->setMargin(5);
chanLbl->setFont(QFont("Courier", 10, QFont::Bold));
graphCtls->addSeparator();
pauseAct = graphCtls->addAction(*pauseIcon, "Pause/Unpause ALL graphs -- hold down shift for just this graph", this, SLOT(pauseGraph()));
maxAct = graphCtls->addAction(*windowFullScreenIcon, "Maximize/Restore graph", this, SLOT(toggleMaximize()));
pauseAct->setCheckable(true);
maxAct->setCheckable(true);
graphCtls->addSeparator();
QLabel *lbl = new QLabel("Seconds:", graphCtls);
graphCtls->addWidget(lbl);
graphSecs = new QDoubleSpinBox(graphCtls);
graphSecs->setDecimals(3);
graphSecs->setRange(.001, 10.0);
graphSecs->setSingleStep(.25);
graphCtls->addWidget(graphSecs);
lbl = new QLabel("YScale:", graphCtls);
graphCtls->addWidget(lbl);
graphYScale = new QDoubleSpinBox(graphCtls);
graphYScale->setRange(.01, 9999.0);
graphYScale->setSingleStep(0.25);
graphCtls->addWidget(graphYScale);
lbl = new QLabel("Color:", graphCtls);
graphCtls->addWidget(lbl);
graphColorBut = new QPushButton(graphCtls);
graphCtls->addWidget(graphColorBut);
Connect(graphColorBut, SIGNAL(clicked(bool)), this, SLOT(doGraphColorDialog()));
applyAllAct = graphCtls->addAction(*applyAllIcon, "Apply scale, secs & color to all graphs", this, SLOT(applyAll()));
graphCtls->addSeparator();
// Create downsample and filter controls and apply saved saved DownSampleChk and HPF Chk
// NB: to correctly apply the saved filter and downsample state, we call downsampleChk() and hpfChk() at the end of this contstructor!
QSettings settings(SETTINGS_DOMAIN, SETTINGS_APP);
settings.beginGroup("GraphsWindow");
const bool setting_ds = settings.value("downsample",false).toBool(),
setting_filt = settings.value("filter",true).toBool();
const double setting_dshz = settings.value("downsample_hz",double(DOWNSAMPLE_TARGET_HZ)).toDouble();
QCheckBox *dsc = downsampleChk = new QCheckBox(QString("Downsample"), graphCtls);
graphCtls->addWidget(dsc);
downsamplekHz = new QDoubleSpinBox(graphCtls);
downsamplekHz->setMinimum(0.010);
downsamplekHz->setMaximum(100.0);
downsamplekHz->setSingleStep(0.1);
downsamplekHz->setSuffix(" kHz");
downsamplekHz->setDecimals(2);
downsamplekHz->setValue(setting_dshz/1000.0);
graphCtls->addWidget(downsamplekHz);
dsc->setChecked(setting_ds);
Connect(dsc, SIGNAL(clicked(bool)), this, SLOT(setDownsampling(bool)));
Connect(downsamplekHz, SIGNAL(valueChanged(double)), this, SLOT(setDownsamplekHz(double)));
highPassChk = new QCheckBox("Filter < 300Hz", graphCtls);
graphCtls->addWidget(highPassChk);
highPassChk->setChecked(setting_filt);
filter = 0;
Connect(highPassChk, SIGNAL(clicked(bool)), this, SLOT(hpfChk(bool)));
graphCtls->addSeparator();
/*
QPushButton *fset = new QPushButton(QIcon(QPixmap(fastsettle_xpm)), "Fast Settle", graphCtls);
if (p.mode != DAQ::AIRegular && p.mode != DAQ::JFRCIntan32) {
fset->setToolTip("Toggle the DIO control line low/high for 2 seconds to 'fast settle' the input channels.");
} else {
fset->setDisabled(true);
fset->setToolTip("'Fast settle' is only available for DEMUX (INTAN) mode.");
}
graphCtls->addWidget(fset);
Connect(fset, SIGNAL(clicked(bool)), mainApp(), SLOT(doFastSettle()));
*/
graphCtls->addSeparator();
toggleSaveChk = new QCheckBox("Toggle save", graphCtls);
graphCtls->addWidget(toggleSaveChk);
toggleSaveChk->setChecked(isSaving);
Connect(toggleSaveChk, SIGNAL(clicked(bool)), this, SLOT(toggleSaveChecked(bool)));
graphCtls->addWidget(saveFileLE = new QLineEdit(p.outputFile,graphCtls));
saveFileLE->setEnabled(false);
saveFileLE->setMinimumWidth(100);
Connect(saveFileLE, SIGNAL(textEdited(const QString &)), this, SLOT(saveFileLineEditChanged(const QString &)));
pdChan = -1;
if (p.usePD) {
pdChan = p.idxOfPdChan;
}
firstExtraChan = p.nVAIChans - (p.nExtraChans1 + p.nExtraChans2);
graphs.resize(p.nVAIChans);
chks.resize(graphs.size());
graphFrames.resize(graphs.size());
pausedGraphs.resize(graphs.size());
graphTimesSecs.resize(graphs.size());
points.resize(graphs.size());
graphStats.resize(graphs.size());
graphStates.resize(graphs.size());
maximized = 0;
Connect(graphSecs, SIGNAL(valueChanged(double)), this, SLOT(graphSecsChanged(double)));
Connect(graphYScale, SIGNAL(valueChanged(double)), this, SLOT(graphYScaleChanged(double)));
nRowsGraphTab = nColsGraphTab = -1;
if (useTabs) {
int num = 0;
for (int i = 0; i < nGraphTabs && num < (int)graphs.size(); ++i) {
QWidget *graphsWidget = new QWidget(0);
graphTabs[i] = graphsWidget;
QGridLayout *l = new QGridLayout(graphsWidget);
l->setHorizontalSpacing(1);
l->setVerticalSpacing(1);
int numThisPage = (nGraphTabs - i > 1) ? NUM_GRAPHS_PER_GRAPH_TAB : (graphs.size() % NUM_GRAPHS_PER_GRAPH_TAB);
if (!numThisPage) numThisPage = NUM_GRAPHS_PER_GRAPH_TAB;
//int nrows = int(sqrtf(numThisPage)), ncols = 0;
int nrows = int(sqrtf(NUM_GRAPHS_PER_GRAPH_TAB)), ncols = 0;
// while (nrows*ncols < (int)numThisPage) {
if (NUM_GRAPHS_PER_GRAPH_TAB == 32)
nrows = 8, ncols = 4; // HACK!!!
while (nrows*ncols < (int)NUM_GRAPHS_PER_GRAPH_TAB) {
if (nrows > ncols) ++ncols;
else ++nrows;
};
if (nRowsGraphTab < 0) {
nRowsGraphTab = nrows;
nColsGraphTab = ncols;
}
int first_graph_num = -1, last_graph_num = -1;
for (int r = 0; r < nrows; ++r) {
for (int c = 0; c < ncols; ++c, ++num) {
//const int num = (i*NUM_GRAPHS_PER_GRAPH_TAB) + r*ncols+c;
if (num >= (int)graphs.size() || r*ncols+c >= NUM_GRAPHS_PER_GRAPH_TAB) { r=nrows,c=ncols; break; } // break out of loop
QFrame * & f = (graphFrames[num] = mainApp()->getGLGraphWithFrame(num >= NUM_GRAPHS_PER_GRAPH_TAB));
QList<GLGraph *> chlds = f->findChildren<GLGraph *>();
graphs[num] = chlds.size() ? chlds.front() : 0;
QList<QCheckBox *> chkchlds = f->findChildren<QCheckBox *>();
chks[num] = chkchlds.size() ? chkchlds.front() : 0;
if (!chks[num]) {
Error() << "INTERNAL ERROR: GLGraph " << num << " is invalid!";
QMessageBox::critical(0,"INTERNAL ERROR", QString("GLGraph ") + QString::number(num) + " is invalid!");
QApplication::exit(1);
delete f, f = 0;
continue;
}
chks[num]->setObjectName(QString::number(num));
int gnum;
if ((p.mode != DAQ::AIRegular || p.fg.enabled) && num < p.chanMap.size())
chks[num]->setText(QString("Save Elec. %1 (#%2)").arg(gnum=p.chanMap[num].electrodeId).arg(num));
else
chks[num]->setText(QString("Save Graph %1").arg(gnum=num));
if (first_graph_num < 0) first_graph_num = gnum;
last_graph_num = gnum;
chks[num]->setChecked(p.demuxedBitMap.at(num));
chks[num]->setDisabled(isSaving);
chks[num]->setHidden(!mainApp()->isSaveCBEnabled());
f->setParent(graphsWidget);
// do this for all the graphs.. disable vsync!
if (graphs[num]) graphs[num]->makeCurrent();
Util::setVSyncMode(false, num == 0);
f->setLineWidth(2);
f->setFrameStyle(QFrame::StyledPanel|QFrame::Plain); // only enable frame when it's selected!
setupGraph(num, firstExtraChan);
Connect(chks[num], SIGNAL(toggled(bool)), this, SLOT(saveGraphChecked(bool)));
l->addWidget(f, r, c);
///
//QCheckBox *chk = new QCheckBox(graphsWidget);
//l->addWidget(chk, r, c);
//chk->raise();
///
setGraphTimeSecs(num, DEFAULT_GRAPH_TIME_SECS);
}
}
if (tabWidget)
tabWidget->addTab(graphsWidget, QString("%3 %1-%2").arg(first_graph_num).arg(last_graph_num).arg(p.bug.enabled ? "Graph" : "Elec."));
else if (stackedWidget) {
stackedWidget->addWidget(graphsWidget);
stackedCombo->addItem(QString("%3 %1-%2").arg(first_graph_num).arg(last_graph_num).arg(p.bug.enabled ? "Graph" : "Electrode"));
}
}
} else {
QGridLayout *l = new QGridLayout(nonTabWidget);
l->setHorizontalSpacing(1);
l->setVerticalSpacing(1);
int nrows = int(sqrtf(NUM_GRAPHS_PER_GRAPH_TAB)), ncols = 0;
if (NUM_GRAPHS_PER_GRAPH_TAB == 32)
nrows = 8, ncols = 4; // HACK!!!
while (nrows*ncols < (int)NUM_GRAPHS_PER_GRAPH_TAB) {
if (nrows > ncols) ++ncols;
else ++nrows;
};
if (nRowsGraphTab < 0) {
nRowsGraphTab = nrows;
nColsGraphTab = ncols;
}
for (int num = 0; num < graphFrames.size(); ++num) {
QFrame * & f = (graphFrames[num] = mainApp()->getGLGraphWithFrame(num >= NUM_GRAPHS_PER_GRAPH_TAB));
QList<GLGraph *> chlds = f->findChildren<GLGraph *>();
graphs[num] = chlds.size() ? chlds.front() : 0;
QList<QCheckBox *> chkchlds = f->findChildren<QCheckBox *>();
chks[num] = chkchlds.size() ? chkchlds.front() : 0;
if (!chks[num]) {
Error() << "INTERNAL ERROR: GLGraph " << num << " is invalid!";
QMessageBox::critical(0,"INTERNAL ERROR", QString("GLGraph ") + QString::number(num) + " is invalid!");
mainApp()->quit();
delete f, f = 0;
continue;
}
chks[num]->setObjectName(QString::number(num));
int gnum;
if ((p.mode != DAQ::AIRegular || p.fg.enabled) && num < p.chanMap.size())
chks[num]->setText(QString("Save Elec. %1 (#%2)").arg(gnum=p.chanMap[num].electrodeId).arg(num));
else
chks[num]->setText(QString("Save Graph %1").arg(gnum=num));
chks[num]->setChecked(p.demuxedBitMap.at(num));
chks[num]->setDisabled(isSaving);
chks[num]->setHidden(!mainApp()->isSaveCBEnabled());
f->setParent(nonTabWidget);
// do this for all the graphs.. disable vsync!
if (graphs[num]) graphs[num]->makeCurrent();
Util::setVSyncMode(false, num == 0);
f->setLineWidth(2);
f->setFrameStyle(QFrame::StyledPanel|QFrame::Plain); // only enable frame when it's selected!
setupGraph(num, firstExtraChan);
Connect(chks[num], SIGNAL(toggled(bool)), this, SLOT(saveGraphChecked(bool)));
l->addWidget(f, 0, 0);
f->hide();
setGraphTimeSecs(num, DEFAULT_GRAPH_TIME_SECS);
}
}
selectedGraph = 0;
lastMouseOverGraph = -1;;
loadGraphSettings();
QTimer *t = new QTimer(this);
Connect(t, SIGNAL(timeout()), this, SLOT(updateGraphs()));
t->setSingleShot(false);
int rt;
if (graphUpdateRateHz > 0 && graphUpdateRateHz < 500)
t->start(1000/(rt=graphUpdateRateHz));
else
t->start(1000/(rt=DEF_TASK_READ_FREQ_HZ));
Debug() << "GraphsWindow: update rate set to " << rt << " Hz.";
t = new QTimer(this);
Connect(t, SIGNAL(timeout()), this, SLOT(updateMouseOver()));
t->setSingleShot(false);
t->start(MOUSE_OVER_UPDATE_INTERVAL_MS);
selectGraph(0);
updateGraphCtls();
QWidget *leds = new QWidget;
QHBoxLayout *hbl = new QHBoxLayout;
// LED setup..
stimTrigLed = new QLed(leds);
modeCaresAboutSGL = false, modeCaresAboutPD = false;
switch(p.acqStartEndMode) {
case DAQ::AITriggered:
case DAQ::Bug3TTLTriggered:
modeCaresAboutPD = true, modeCaresAboutSGL = false;
break;
case DAQ::PDStart:
case DAQ::PDStartEnd:
modeCaresAboutPD = true;
case DAQ::StimGLStartEnd:
case DAQ::StimGLStart:
modeCaresAboutSGL = true;
default: break;/* do nothing */
}
lbl = new QLabel("SGLTrig:", leds);
stimTrigLed->setOffColor(p.stimGlTrigResave || modeCaresAboutSGL ? QLed::Red : QLed::Grey);
stimTrigLed->setOnColor(QLed::Green);
hbl->addWidget(lbl);
stimTrigLed->setMinimumSize(20,20);
hbl->addWidget(stimTrigLed);
lbl = new QLabel((p.acqStartEndMode == DAQ::AITriggered) ? "TTL:" : "PDTrig:", leds);
pdTrigLed = new QLed(leds);
pdTrigLed->setOffColor(modeCaresAboutPD ? QLed::Red : QLed::Grey);
pdTrigLed->setOnColor(QLed::Green);
hbl->addWidget(lbl);
pdTrigLed->setMinimumSize(20,20);
hbl->addWidget(pdTrigLed);
trigOverrideChk = new QCheckBox("Manual Override",leds);
trigOverrideChk->setChecked(false);
trigOverrideChk->setToolTip("Bug3 Mode only. Manually override the trigger detection mechanism and force a file to open and save immediately while this is checked.");
Connect(trigOverrideChk, SIGNAL(clicked(bool)), this, SLOT(manualTrigOverrideChanged(bool)));
hbl->addWidget(trigOverrideChk);
leds->setLayout(hbl);
// leds->setMinimumSize(100,40);
statusBar()->addPermanentWidget(leds);
/// apply saved settings by calling the callback after everything is constructed
setDownsampling(setting_ds);
hpfChk(setting_filt);
// setup sorting/naming
const int gs = graphs.size(), cs = p.chanMap.size();
sorting.clear(); sorting.reserve(gs);
naming.clear(); naming.reserve(gs);
for (int i = 0; i < gs; ++i) {
sorting.push_back(i);
if (i < cs)
naming.push_back(p.chanMap[i].electrodeId);
else
naming.push_back(i);
}
tabChange(0); // force correct graphs on screen!
if (mainApp()->sortGraphsByElectrodeId()) {
// re-sort the graphs on-screen by electrode Id to restore previous state..
sortGraphsByElectrodeId();
}
if (useTabs) {
// NB: at this point we have a weird bug where in tabbed mode, sometimes the graphs look garbled until a maximize/unmaximize. Until i can figure out why, we will do this.
toggleMaximize();
toggleMaximize();
}
}
GraphsWindow::~GraphsWindow()
{
setUpdatesEnabled(false);
if (maximized) toggleMaximize(); // resets graphs to original state..
const int gfs = graphFrames.size();
for (int i = 0; i < gfs; ++i) mainApp()->putGLGraphWithFrame(graphFrames[i]);
if (filter) delete filter, filter = 0;
setUpdatesEnabled(true);
}
void GraphsWindow::hideUnhideSaveChannelCBs()
{
for (int num = 0; num < (int)chks.size(); ++num)
chks[num]->setHidden(!mainApp()->isSaveCBEnabled());
}
void GraphsWindow::installEventFilter(QObject *obj)
{
QObject::installEventFilter(obj);
graphYScale->installEventFilter(obj);
graphSecs->installEventFilter(obj);
}
void GraphsWindow::removeEventFilter(QObject *obj)
{
QObject::installEventFilter(obj);
graphYScale->removeEventFilter(obj);
graphSecs->removeEventFilter(obj);
}
void GraphsWindow::setGraphTimeSecs(int num, double t)
{
QMutexLocker l(&graphsMut);
if (num < 0 || num >= (int)graphs.size() || t < 0.0) return;
graphTimesSecs[num] = t;
const i64 npts = ( graphs[num] ? i64(qCeil(t*(params.srate/qRound(downsampleRatio)))) : 0); // if the graph is not on-screen, make it use 0 points in the points WB to save memory for high-channel-counts
points[num].reserve(npts);
double s = t;
int nlines = 1;
// try to figure out how many lines to draw based on nsecs..
while (s>0. && !(nlines = int(s))) s*=10.;
if (graphs[num]) {
graphs[num]->setNumVGridLines(nlines);
graphs[num]->setPoints(0);
graphStates[num] = graphs[num]->getState();
} else {
graphStates[num].nVGridLines = nlines;
graphStates[num].pointsWB = 0;
}
graphStates[num].max_x = graphStates[num].min_x+t;
graphStats[num].clear();
dsMaxNPts = -1; // signal to recompute this value next call to putScans()
// notify potential listener such as spatial vis window which may care about how many points are visible
emit graphTimeSecsChanged(num,t);
}
void GraphsWindow::putScans(const int16 * data, unsigned DSIZE, u64 firstSamp)
{
QMutexLocker l(&graphsMut);
//const double t0 = getTime(); /// XXX debug
const int SCANSIZE (graphs.size());
const int dsr = qRound(downsampleRatio);
const int DOWNSAMPLE_RATIO(dsr<1?1:dsr);
const double SRATE (params.srate > 0. ? params.srate : 0.01);
const int DSCANS = int(DSIZE/unsigned(SCANSIZE));
const int DSCANS_DS = DSCANS/DOWNSAMPLE_RATIO;
// avoid some operator[] and others..
const int16 * DPTR = &data[0];
const bool * const pgraphs = &pausedGraphs[0];
Vec2fWrapBuffer * const pts = &points[0];
int startpt = 0 + (dsLeftOver*SCANSIZE);
u64 sidx = u64(firstSamp + u64(startpt));
double t = double(sidx / double(SCANSIZE)) / double(SRATE);
const double deltaT = 1.0/SRATE * DOWNSAMPLE_RATIO;
// now, push new points to back of each graph, downsampling if need be
Vec2f v;
int idx = 0, scannum = dsLeftOver, scannum_ds = scannum/DOWNSAMPLE_RATIO;
const int maximizedIdx = (maximized ? parseGraphNum(maximized) : -1);
if (dsMaxNPts < 0) {
for (int i = 0; i < SCANSIZE; ++i)
if (int(pts[i].capacity()) > dsMaxNPts)
dsMaxNPts = int(pts[i].capacity());
}
/*int NPTS_RCVD = DSCANS/DOWNSAMPLE_RATIO;
if (dsMaxNPts < NPTS_RCVD) {
Warning() << "dsMaxNPts=" << dsMaxNPts << ", NPTS_RCVD=" << NPTS_RCVD;
}*/
bool needFilter = filter;
if (needFilter) scanTmp.resize(SCANSIZE);
dsLeftOver -= DSCANS;
if (dsLeftOver < 0) dsLeftOver = 0;
for (int i = startpt; i < (int)DSIZE; ++i) {
if (needFilter) {
memcpy(&scanTmp[0], &data[i], SCANSIZE*sizeof(int16));
filter->apply(&scanTmp[0], deltaT);
DPTR = (&scanTmp[0])-i;//fudge DPTR.. dangerous but below code always accesses it as DPTR[i], so it's ok
needFilter = false;
}
if (dsMaxNPts >= DSCANS_DS-scannum_ds) {
if ( graphs[idx] && !pgraphs[idx] && (maximizedIdx < 0 || maximizedIdx == idx)) {
v.x = t;
v.y = DPTR[i] / 32768.0; // hardcoded range of data
Vec2fWrapBuffer & pbuf = pts[idx];
GraphStats & gs = graphStats[idx];
if (!pbuf.unusedCapacity()) {
const double val = pbuf.first().y;
gs.s1 -= val; // un-tally sum of values
gs.s2 -= val*val; // un-tally sum of squares of values
--gs.num;
}
pbuf.putData(&v, 1);
gs.s1 += v.y; // tally sum of values
gs.s2 += v.y*v.y; // tally sum of squares of values
++gs.num;
}
}
if (!(++idx % SCANSIZE)) { // new scan
idx = 0;
t += deltaT;
i = int((i-SCANSIZE) + DOWNSAMPLE_RATIO*SCANSIZE);
scannum += DOWNSAMPLE_RATIO;
++scannum_ds;
if (scannum >= DSCANS)
dsLeftOver = (scannum - DSCANS)%DOWNSAMPLE_RATIO;
else
dsLeftOver = 0;
if ((i+1) % SCANSIZE) {
Warning() << "i+1 mod SCANSIZE is nonzero!";
i -= (i+1) % SCANSIZE;
}
DPTR = &data[0];
needFilter = filter;
}
}
for (int i = 0; i < SCANSIZE; ++i) {
if (pgraphs[i] || !graphs[i]) continue;
// now, copy in temp data
if (graphs[i] && pts[i].size() >= 2) {
#if 0
// the below code always draws new data from left of graph, then scrolls.. this is kind of broken though
// now, readjust x axis begin,end
graphStates[i].min_x = pts[i].first().x;
graphs[i]->minx() = graphStates[i].min_x;
graphStates[i].max_x = graphStates[i].min_x + graphTimesSecs[i];
graphs[i]->maxx() = graphStates[i].max_x;
// XXX hack uncomment below 2 line if the empty gap at the end of the downsampled graph annoys you, or comment them out to remove this 'feature'
//if (!points[i].unusedCapacity())
// graphs[i]->maxx() = points[i].last().x;
#else
// the below code always draws new data at right of graph, then scrolls
// now, readjust x axis begin,end
graphStates[i].max_x = pts[i].last().x;
graphs[i]->maxx() = graphStates[i].max_x;
graphStates[i].min_x = graphStates[i].max_x - graphTimesSecs[i];
graphs[i]->minx() = graphStates[i].min_x;
#endif
}
// and, notify graph of new points
graphs[i]->setPoints(&pts[i]);
}
tNow = getTime();
const double tDelta = tNow - tLast;
if (tLast > 0) {
tAvg *= tNum;
if (tNum >= 30) { tAvg -= tAvg/30.; --tNum; }
tAvg += tDelta;
tAvg /= ++tNum;
}
// debug fixme XXX TODO
//if (mainApp()->isDebugMode()) qDebug("GraphsWindow::putScans took %f ms (avg time between calls=%f ms)", (tNow-t0)*1e3, tAvg*1e3);
tLast = tNow;
}
void GraphsWindow::updateGraphs()
{
QMutexLocker l(&graphsMut);
// repaint all graphs..
for (int i = 0; i < (int)graphs.size(); ++i)
if (graphs[i] && graphs[i]->needsUpdateGL())
graphs[i]->updateGL();
}
void GraphsWindow::setDownsampling(bool checked)
{
double newRatio = 1.0;
{
QMutexLocker l(&graphsMut);
dsLeftOver = 0;
if (checked?1:0 != downsampleChk->isChecked()?1:0) {
downsampleChk->blockSignals(true);
downsampleChk->setChecked(checked);
downsampleChk->blockSignals(false);
}
double hz = downsamplekHz->value() * 1000.0;
if (checked) {
if (hz <= 0.0) hz = 1.0;
downsampleRatio = params.srate/hz;
if (downsampleRatio < 1.) downsampleRatio = 1.;
} else
downsampleRatio = 1.;
double khz = params.srate/downsampleRatio / 1000.0;
if (checked) {
// now update double spinbox with real value we are using.. useful
downsamplekHz->blockSignals(true);
downsamplekHz->setValue(khz);
downsamplekHz->blockSignals(false);
}
for (int i = 0; i < graphs.size(); ++i)
setGraphTimeSecs(i, graphTimesSecs[i]); // clear the points and reserve the right capacities.
QSettings settings(SETTINGS_DOMAIN, SETTINGS_APP);
settings.beginGroup("GraphsWindow");
settings.setValue("downsample",checked);
settings.setValue("downsample_hz", hz);
QString dstr;
dstr.sprintf("%2.2f%%, %2.2f kHz", (100.0/downsampleRatio), khz);
if (checked)
Log() << "Graph downsampling enabled, graph display: " << dstr;
else
Log() << "Graph downsampling disbaled, graph display: " << dstr;
newRatio = downsampleRatio;
}
emit downsampleRatioChanged(newRatio);
}
void GraphsWindow::setDownsamplekHz(double kHz) {
(void)kHz;
setDownsampling(downsampleChk->isChecked()); // updates graphs implicitly
}
void GraphsWindow::setDownsamplingCheckboxEnabled(bool en) { downsampleChk->setEnabled(en); }
void GraphsWindow::setDownsamplingSpinboxEnabled(bool en) { downsamplekHz->setEnabled(en); }
void GraphsWindow::doPauseUnpause(int num, bool updateCtls)
{
QMutexLocker l(&graphsMut);
if (num < pausedGraphs.size()) {
bool p = pausedGraphs[num] = !pausedGraphs[num];
if (!p) // unpaused. clear the graph now..
clearGraph(num);
}
if (updateCtls)
updateGraphCtls();
}
void GraphsWindow::pauseGraph()
{
QMutexLocker l(&graphsMut);
if (mainApp()->isShiftPressed()) { // shift pressed, do 1 graph
int num = selectedGraph;
doPauseUnpause(num, false);
} else { // no shift pressed -- do all graphs
const int sz = pausedGraphs.size();
for (int i = 0; i < sz; ++i)
doPauseUnpause(i, false);
}
updateGraphCtls();
}
void GraphsWindow::selectGraph(int num)
{
QMutexLocker l(&graphsMut);
int old = selectedGraph;
graphFrames[old]->setFrameStyle(QFrame::StyledPanel|QFrame::Plain);
selectedGraph = num;
if (num < params.chanDisplayNames.size()) {
chanLbl->setText(params.chanDisplayNames[num]);
} else {
// not normally ever reached since params.chanDisplayNames should now *always* be well-defined!!
chanLbl->setText(QString("Ch %1").arg(num));
}
graphFrames[num]->setFrameStyle(QFrame::Box|QFrame::Plain);
updateGraphCtls();
}
void GraphsWindow::doGraphColorDialog()
{
int num = selectedGraph;
QColorDialog::setCustomColor(0,NormalGraphBGColor.rgb());
QColorDialog::setCustomColor(1,AuxGraphBGColor.rgb());
QColor c = QColorDialog::getColor(graphs[num] ? graphs[num]->graphColor() : graphStates[num].graph_Color, this);
if (c.isValid()) {
QMutexLocker l(&graphsMut);
if (graphs[num]) graphs[num]->graphColor() = c;
graphStates[num].graph_Color = c;
updateGraphCtls();
saveGraphSettings();
}
}
struct SignalBlocker {
QObject *obj;
bool wasBlocked;
SignalBlocker(QObject *obj):obj(obj) { wasBlocked = obj->signalsBlocked(); obj->blockSignals(true); }
~SignalBlocker() { obj->blockSignals(wasBlocked); }
};
void GraphsWindow::updateGraphCtls()
{
QMutexLocker l(&graphsMut);
SignalBlocker b(graphYScale), b2(graphSecs), b3(graphColorBut), b4(pauseAct), b5(maxAct);
int num = selectedGraph;
bool p = pausedGraphs[num];
pauseAct->setChecked(p);
pauseAct->setIcon(p ? *playIcon : *pauseIcon);
if (maximized) {
maxAct->setChecked(true);
maxAct->setIcon(*windowNoFullScreenIcon);
} else {
maxAct->setChecked(false);
maxAct->setIcon(*windowFullScreenIcon);
}
graphYScale->setValue(graphStates[num].yscale);
graphSecs->setValue(graphTimesSecs[num]);
{ // update color button
QPixmap pm(22,22);
QPainter p;
p.begin(&pm);
p.fillRect(0,0,22,22,QBrush(graphStates[num].graph_Color));
p.end();
graphColorBut->setIcon(QIcon(pm));
}
}
void GraphsWindow::computeGraphMouseOverVars(unsigned num, double & y,
double & mean, double & stdev,
double & rms,
const char * & unit)
{
QMutexLocker l(&graphsMut);
y += 1.;
y /= 2.;
// scale it to range..
DAQ::Range r = params.range;
double gain = params.isAuxChan(num) ? 1. : params.auxGain;
if (num < unsigned(params.customRanges.size())) r = params.customRanges[num], gain = 1.0;
y = (y*(r.max-r.min) + r.min) / gain;
mean = graphStats[num].mean();
stdev = graphStats[num].stdDev();
rms = graphStats[num].rms();
mean = (((mean+1.)/2.)*(r.max-r.min) + r.min) / gain;
stdev = (((stdev+1.)/2.)*(r.max-r.min) + r.min) / gain;
rms = (((rms+1.)/2.)*(r.max-r.min) + r.min) / gain;
unit = "V";
// check for microvolt..
if ((((r.max-r.min) + r.min) / gain) < 0.001)
unit = "uV",y *= 1e6, mean *= 1e6, stdev *= 1e6, rms *= 1e6;
// check for millivolt..
else if ((((r.max-r.min) + r.min) / gain) < 1.0)
unit = "mV",y *= 1000., mean *= 1000., stdev *= 1000., rms *= 1000.;
}
void GraphsWindow::mouseClickGraph(double x, double y)
{
QMutexLocker l(&graphsMut);
int num = parseGraphNum(sender());
selectGraph(num);
lastMouseOverGraph = num;
lastMousePos = Vec2(x,y);
updateMouseOver();
}
void GraphsWindow::mouseOverGraph(double x, double y)
{
QMutexLocker l(&graphsMut);
int num = parseGraphNum(sender());
lastMouseOverGraph = num;
lastMousePos = Vec2(x,y);
updateMouseOver();
}
void GraphsWindow::mouseDoubleClickGraph(double x, double y)
{
QMutexLocker l(&graphsMut);
int num = parseGraphNum(sender());
selectGraph(num);
toggleMaximize();
updateGraphCtls();
lastMouseOverGraph = num;
lastMousePos = Vec2(x,y);
updateMouseOver();
}
void GraphsWindow::updateMouseOver()
{
QMutexLocker l(&graphsMut);
QWidget *w = QApplication::widgetAt(QCursor::pos());
bool isNowOver = true;
if (!w || !dynamic_cast<GLGraph *>(w)) isNowOver = false;
const int & num = lastMouseOverGraph;
if (num < 0 || num >= (int)graphs.size()) {
statusBar()->clearMessage();
return;
}
double y = lastMousePos.y, x = lastMousePos.x;
double mean, stdev, rms;
const char *unit;
computeGraphMouseOverVars(num, y, mean, stdev, rms, unit);
QString msg;
QString chStr;
if (num < params.chanDisplayNames.size()) {
chStr = params.chanDisplayNames[num];
} else { // not normally ever reached
chStr.sprintf("Ch %d", num);
}
msg.sprintf("%s %s %s @ pos (%.4f s, %.4f %s) -- mean: %.4f %s rms: %.4f %s stdDev: %.4f %s",(isNowOver ? "Mouse over" : "Last mouse-over"),(num == pdChan ? "photodiode/trigger graph" : (num < firstExtraChan ? "demuxed graph" : "graph")),chStr.toUtf8().constData(),x,y,unit,mean,unit,rms,unit,stdev,unit);
statusBar()->showMessage(msg);
}
void GraphsWindow::toggleMaximize()
{
QMutexLocker l(&graphsMut);
int num = selectedGraph;
QWidget *tabber = tabWidget ? (QWidget *)tabWidget : (QWidget *)stackedWidget;
if (!tabber) tabber = nonTabWidget;
if (maximized && graphs[num] != maximized) {
Warning() << "Maximize/unmaximize on a graph that isn't maximized when e have 1 graph maximized.. how is that possible?";
} else if (maximized) {
tabber->setHidden(true); // if we don't hide the parent, the below operation is slow and jerky
if (tabber == nonTabWidget) {
// non-tabbed mode just involves hiding everything but the maximized graph.. so unhide everything that was hidden by maximize
for (int i = 0; i < (int)graphs.size(); ++i) {
// unhide everything that was on our page (that has a valid GLGraph * pointer)
if (graphs[i]) graphFrames[i]->setHidden(false);
}
} else { // tabber mode is a little more complex
// un-maximize