diff options
Diffstat (limited to 'gr-qtgui/src/lib/TimeDomainDisplayPlot.cc')
| -rw-r--r-- | gr-qtgui/src/lib/TimeDomainDisplayPlot.cc | 276 |
1 files changed, 0 insertions, 276 deletions
diff --git a/gr-qtgui/src/lib/TimeDomainDisplayPlot.cc b/gr-qtgui/src/lib/TimeDomainDisplayPlot.cc deleted file mode 100644 index 9c98cec5b..000000000 --- a/gr-qtgui/src/lib/TimeDomainDisplayPlot.cc +++ /dev/null @@ -1,276 +0,0 @@ -#ifndef TIME_DOMAIN_DISPLAY_PLOT_C -#define TIME_DOMAIN_DISPLAY_PLOT_C - -#include <TimeDomainDisplayPlot.h> - -#include <qwt_scale_draw.h> -#include <qwt_legend.h> - - -class TimePrecisionClass -{ -public: - TimePrecisionClass(const int timePrecision) - { - _timePrecision = timePrecision; - } - - virtual ~TimePrecisionClass() - { - } - - virtual unsigned int GetTimePrecision() const - { - return _timePrecision; - } - - virtual void SetTimePrecision(const unsigned int newPrecision) - { - _timePrecision = newPrecision; - } -protected: - unsigned int _timePrecision; -}; - - -class TimeDomainDisplayZoomer: public QwtPlotZoomer, public TimePrecisionClass -{ -public: - TimeDomainDisplayZoomer(QwtPlotCanvas* canvas, const unsigned int timePrecision) - : QwtPlotZoomer(canvas),TimePrecisionClass(timePrecision) - { - setTrackerMode(QwtPicker::AlwaysOn); - } - - virtual ~TimeDomainDisplayZoomer(){ - - } - - virtual void updateTrackerText(){ - updateDisplay(); - } - - void SetUnitType(const std::string &type) - { - _unitType = type; - } - -protected: - using QwtPlotZoomer::trackerText; - virtual QwtText trackerText( const QwtDoublePoint& p ) const - { - QwtText t(QString("%1 %2, %3 V").arg(p.x(), 0, 'f', GetTimePrecision()). - arg(_unitType.c_str()). - arg(p.y(), 0, 'f', 4)); - - return t; - } - -private: - std::string _unitType; -}; - -TimeDomainDisplayPlot::TimeDomainDisplayPlot(QWidget* parent):QwtPlot(parent) -{ - timespec_reset(&_lastReplot); - - resize(parent->width(), parent->height()); - - _numPoints = 1024; - _realDataPoints = new double[_numPoints]; - _imagDataPoints = new double[_numPoints]; - _xAxisPoints = new double[_numPoints]; - - _zoomer = new TimeDomainDisplayZoomer(canvas(), 0); - - // Disable polygon clipping - QwtPainter::setDeviceClipping(false); - - // We don't need the cache here - canvas()->setPaintAttribute(QwtPlotCanvas::PaintCached, false); - canvas()->setPaintAttribute(QwtPlotCanvas::PaintPacked, false); - - QPalette palette; - palette.setColor(canvas()->backgroundRole(), QColor("white")); - canvas()->setPalette(palette); - - setAxisScaleEngine(QwtPlot::xBottom, new QwtLinearScaleEngine); - set_xaxis(0, _numPoints); - setAxisTitle(QwtPlot::xBottom, "Time (sec)"); - - setAxisScaleEngine(QwtPlot::yLeft, new QwtLinearScaleEngine); - set_yaxis(-2.0, 2.0); - setAxisTitle(QwtPlot::yLeft, "Normalized Voltage"); - - // Automatically deleted when parent is deleted - _real_plot_curve = new QwtPlotCurve("Real Data"); - _real_plot_curve->attach(this); - _real_plot_curve->setPen(QPen(Qt::blue)); - _real_plot_curve->setRawData(_xAxisPoints, _realDataPoints, _numPoints); - - _imag_plot_curve = new QwtPlotCurve("Imaginary Data"); - _imag_plot_curve->attach(this); - _imag_plot_curve->setPen(QPen(Qt::magenta)); - _imag_plot_curve->setRawData(_xAxisPoints, _imagDataPoints, _numPoints); - // _imag_plot_curve->setVisible(false); - - memset(_realDataPoints, 0x0, _numPoints*sizeof(double)); - memset(_imagDataPoints, 0x0, _numPoints*sizeof(double)); - memset(_xAxisPoints, 0x0, _numPoints*sizeof(double)); - - _sampleRate = 1; - _resetXAxisPoints(); - - replot(); - -#if QT_VERSION < 0x040000 - _zoomer->setMousePattern(QwtEventPattern::MouseSelect2, - Qt::RightButton, Qt::ControlModifier); -#else - _zoomer->setMousePattern(QwtEventPattern::MouseSelect2, - Qt::RightButton, Qt::ControlModifier); -#endif - _zoomer->setMousePattern(QwtEventPattern::MouseSelect3, - Qt::RightButton); - - _panner = new QwtPlotPanner(canvas()); - _panner->setAxisEnabled(QwtPlot::yRight, false); - _panner->setMouseButton(Qt::MidButton); - - // Avoid jumping when labels with more/less digits - // appear/disappear when scrolling vertically - - const QFontMetrics fm(axisWidget(QwtPlot::yLeft)->font()); - QwtScaleDraw *sd = axisScaleDraw(QwtPlot::yLeft); - sd->setMinimumExtent( fm.width("100.00") ); - - const QColor c(Qt::darkRed); - _zoomer->setRubberBandPen(c); - _zoomer->setTrackerPen(c); - - QwtLegend* legendDisplay = new QwtLegend(this); - legendDisplay->setItemMode(QwtLegend::CheckableItem); - insertLegend(legendDisplay); - - connect(this, SIGNAL( legendChecked(QwtPlotItem *, bool ) ), - this, SLOT( LegendEntryChecked(QwtPlotItem *, bool ) )); -} - -TimeDomainDisplayPlot::~TimeDomainDisplayPlot(){ - delete[] _realDataPoints; - delete[] _imagDataPoints; - delete[] _xAxisPoints; - - // _fft_plot_curves deleted when parent deleted - // _zoomer and _panner deleted when parent deleted -} - -void -TimeDomainDisplayPlot::set_yaxis(double min, double max) -{ - setAxisScale(QwtPlot::yLeft, min, max); - _zoomer->setZoomBase(); -} - -void -TimeDomainDisplayPlot::set_xaxis(double min, double max) -{ - setAxisScale(QwtPlot::xBottom, min, max); - _zoomer->setZoomBase(); -} - - -void TimeDomainDisplayPlot::replot() -{ - QwtPlot::replot(); -} - -void -TimeDomainDisplayPlot::resizeSlot( QSize *s ) -{ - resize(s->width(), s->height()); -} - -void TimeDomainDisplayPlot::PlotNewData(const double* realDataPoints, - const double* imagDataPoints, - const int64_t numDataPoints, - const double timeInterval) -{ - if((numDataPoints > 0) && - (diff_timespec(get_highres_clock(), _lastReplot) > timeInterval)) { - - if(numDataPoints != _numPoints){ - _numPoints = numDataPoints; - - delete[] _realDataPoints; - delete[] _imagDataPoints; - delete[] _xAxisPoints; - _realDataPoints = new double[_numPoints]; - _imagDataPoints = new double[_numPoints]; - _xAxisPoints = new double[_numPoints]; - - _real_plot_curve->setRawData(_xAxisPoints, _realDataPoints, _numPoints); - _imag_plot_curve->setRawData(_xAxisPoints, _imagDataPoints, _numPoints); - - set_xaxis(0, numDataPoints); - - _resetXAxisPoints(); - } - - memcpy(_realDataPoints, realDataPoints, numDataPoints*sizeof(double)); - memcpy(_imagDataPoints, imagDataPoints, numDataPoints*sizeof(double)); - - replot(); - - _lastReplot = get_highres_clock(); - } -} - -void TimeDomainDisplayPlot::SetImaginaryDataVisible(const bool visibleFlag) -{ - _imag_plot_curve->setVisible(visibleFlag); -} - -void TimeDomainDisplayPlot::_resetXAxisPoints() -{ - double delt = 1.0/_sampleRate; - for(long loc = 0; loc < _numPoints; loc++){ - _xAxisPoints[loc] = loc*delt; - } - setAxisScale(QwtPlot::xBottom, 0, _numPoints*delt); - - // Set up zoomer base for maximum unzoom x-axis - // and reset to maximum unzoom level - QwtDoubleRect zbase = _zoomer->zoomBase(); - zbase.setLeft(0); - zbase.setRight(_numPoints*delt); - _zoomer->zoom(zbase); - _zoomer->setZoomBase(zbase); - _zoomer->zoom(0); -} - -void TimeDomainDisplayPlot::LegendEntryChecked(QwtPlotItem* plotItem, bool on) -{ - plotItem->setVisible(!on); -} - -void -TimeDomainDisplayPlot::SetSampleRate(double sr, double units, - const std::string &strunits) -{ - double newsr = sr/units; - if(newsr != _sampleRate) { - _sampleRate = sr/units; - _resetXAxisPoints(); - - // While we could change the displayed sigfigs based on the unit being - // displayed, I think it looks better by just setting it to 4 regardless. - //double display_units = ceil(log10(units)/2.0); - double display_units = 4; - setAxisTitle(QwtPlot::xBottom, QString("Time (%1)").arg(strunits.c_str())); - ((TimeDomainDisplayZoomer*)_zoomer)->SetTimePrecision(display_units); - ((TimeDomainDisplayZoomer*)_zoomer)->SetUnitType(strunits); - } -} - -#endif /* TIME_DOMAIN_DISPLAY_PLOT_C */ |