1 files changed, 294 insertions, 345 deletions
diff --git a/gr-qtgui/lib/HistogramDisplayPlot.cc b/gr-qtgui/lib/HistogramDisplayPlot.cc
index 0b7f824cff..e57557f954 100644
--- a/gr-qtgui/lib/HistogramDisplayPlot.cc
+++ b/gr-qtgui/lib/HistogramDisplayPlot.cc
@@ -41,78 +41,58 @@
 class TimePrecisionClass
 {
 public:
-  TimePrecisionClass(const int timeprecision)
-  {
-    d_time_precision = timeprecision;
-  }
-
-  virtual ~TimePrecisionClass()
-  {
-  }
-
-  virtual unsigned int getTimePrecision() const
-  {
-    return d_time_precision;
-  }
-
-  virtual void setTimePrecision(const unsigned int newprecision)
-  {
-    d_time_precision = newprecision;
-  }
+    TimePrecisionClass(const int timeprecision) { d_time_precision = timeprecision; }
+
+    virtual ~TimePrecisionClass() {}
+
+    virtual unsigned int getTimePrecision() const { return d_time_precision; }
+
+    virtual void setTimePrecision(const unsigned int newprecision)
+    {
+        d_time_precision = newprecision;
+    }
+
 protected:
-  unsigned int d_time_precision;
+    unsigned int d_time_precision;
 };
 
 
-class HistogramDisplayZoomer: public QwtPlotZoomer, public TimePrecisionClass
+class HistogramDisplayZoomer : public QwtPlotZoomer, public TimePrecisionClass
 {
 public:
 #if QWT_VERSION < 0x060100
-  HistogramDisplayZoomer(QwtPlotCanvas* canvas, const unsigned int timeprecision)
-#else /* QWT_VERSION < 0x060100 */
-  HistogramDisplayZoomer(QWidget* canvas, const unsigned int timeprecision)
+    HistogramDisplayZoomer(QwtPlotCanvas* canvas, const unsigned int timeprecision)
+#else  /* QWT_VERSION < 0x060100 */
+    HistogramDisplayZoomer(QWidget* canvas, const unsigned int timeprecision)
 #endif /* QWT_VERSION < 0x060100 */
-    : QwtPlotZoomer(canvas),TimePrecisionClass(timeprecision)
-  {
-    setTrackerMode(QwtPicker::AlwaysOn);
-  }
+        : QwtPlotZoomer(canvas), TimePrecisionClass(timeprecision)
+    {
+        setTrackerMode(QwtPicker::AlwaysOn);
+    }
 
-  virtual ~HistogramDisplayZoomer()
-  {
-  }
+    virtual ~HistogramDisplayZoomer() {}
 
-  virtual void updateTrackerText()
-  {
-    updateDisplay();
-  }
+    virtual void updateTrackerText() { updateDisplay(); }
 
-  void setUnitType(const std::string &type)
-  {
-    d_unit_type = type;
-  }
+    void setUnitType(const std::string& type) { d_unit_type = type; }
 
 protected:
-  using QwtPlotZoomer::trackerText;
-  virtual QwtText trackerText(const QPoint& p) const
-  {
-    QwtText t;
-    QwtDoublePoint dp = QwtPlotZoomer::invTransform(p);
-    if((dp.y() > 0.0001) && (dp.y() < 10000)) {
-      t.setText(QString("%1, %2").
-		arg(dp.x(), 0, 'f', 4).
-		arg(dp.y(), 0, 'f', 0));
-    }
-    else {
-      t.setText(QString("%1, %2").
-		arg(dp.x(), 0, 'f', 4).
-		arg(dp.y(), 0, 'e', 0));
-    }
+    using QwtPlotZoomer::trackerText;
+    virtual QwtText trackerText(const QPoint& p) const
+    {
+        QwtText t;
+        QwtDoublePoint dp = QwtPlotZoomer::invTransform(p);
+        if ((dp.y() > 0.0001) && (dp.y() < 10000)) {
+            t.setText(QString("%1, %2").arg(dp.x(), 0, 'f', 4).arg(dp.y(), 0, 'f', 0));
+        } else {
+            t.setText(QString("%1, %2").arg(dp.x(), 0, 'f', 4).arg(dp.y(), 0, 'e', 0));
+        }
 
-    return t;
-  }
+        return t;
+    }
 
 private:
-  std::string d_unit_type;
+    std::string d_unit_type;
 };
 
 
@@ -120,383 +100,352 @@ private:
  * Main Time domain plotter widget
  **********************************************************************/
 HistogramDisplayPlot::HistogramDisplayPlot(unsigned int nplots, QWidget* parent)
-  : DisplayPlot(nplots, parent)
+    : DisplayPlot(nplots, parent)
 {
-  d_bins = 100;
-  d_accum = false;
+    d_bins = 100;
+    d_accum = false;
 
-  // Initialize x-axis data array
-  d_xdata = new double[d_bins];
-  memset(d_xdata, 0x0, d_bins*sizeof(double));
+    // Initialize x-axis data array
+    d_xdata = new double[d_bins];
+    memset(d_xdata, 0x0, d_bins * sizeof(double));
 
-  d_zoomer = new HistogramDisplayZoomer(canvas(), 0);
+    d_zoomer = new HistogramDisplayZoomer(canvas(), 0);
 
 #if QWT_VERSION < 0x060000
-  d_zoomer->setSelectionFlags(QwtPicker::RectSelection | QwtPicker::DragSelection);
+    d_zoomer->setSelectionFlags(QwtPicker::RectSelection | QwtPicker::DragSelection);
 #endif
 
-  d_zoomer->setMousePattern(QwtEventPattern::MouseSelect2,
-                            Qt::RightButton, Qt::ControlModifier);
-  d_zoomer->setMousePattern(QwtEventPattern::MouseSelect3,
-                            Qt::RightButton);
-
-  const QColor c(Qt::darkRed);
-  d_zoomer->setRubberBandPen(c);
-  d_zoomer->setTrackerPen(c);
-
-  d_semilogx = false;
-  d_semilogy = false;
-  d_autoscale_state = true;
-  d_autoscalex_state = false;
-
-  setAxisScaleEngine(QwtPlot::xBottom, new QwtLinearScaleEngine);
-  setXaxis(-1, 1);
-  setAxisTitle(QwtPlot::xBottom, "Value");
-
-  setAxisScaleEngine(QwtPlot::yLeft, new QwtLinearScaleEngine);
-  setYaxis(-2.0, d_bins);
-  setAxisTitle(QwtPlot::yLeft, "Count");
-
-  QList<QColor> colors;
-  colors << QColor(Qt::blue) << QColor(Qt::red) << QColor(Qt::green)
-	 << QColor(Qt::black) << QColor(Qt::cyan) << QColor(Qt::magenta)
-	 << QColor(Qt::yellow) << QColor(Qt::gray) << QColor(Qt::darkRed)
-	 << QColor(Qt::darkGreen) << QColor(Qt::darkBlue) << QColor(Qt::darkGray);
-
-  // Setup dataPoints and plot vectors
-  // Automatically deleted when parent is deleted
-  for(unsigned int i = 0; i < d_nplots; ++i) {
-    d_ydata.push_back(new double[d_bins]);
-    memset(d_ydata[i], 0, d_bins*sizeof(double));
-
-    d_plot_curve.push_back(new QwtPlotCurve(QString("Data %1").arg(i)));
-    d_plot_curve[i]->attach(this);
-    d_plot_curve[i]->setPen(QPen(colors[i]));
-    d_plot_curve[i]->setRenderHint(QwtPlotItem::RenderAntialiased);
-
-    // Adjust color's transparency for the brush
-    colors[i].setAlpha(127 / d_nplots);
-    d_plot_curve[i]->setBrush(QBrush(colors[i]));
-
-    colors[i].setAlpha(255 / d_nplots);
-    QwtSymbol *symbol = new QwtSymbol(QwtSymbol::NoSymbol, QBrush(colors[i]),
-				      QPen(colors[i]), QSize(7,7));
+    d_zoomer->setMousePattern(
+        QwtEventPattern::MouseSelect2, Qt::RightButton, Qt::ControlModifier);
+    d_zoomer->setMousePattern(QwtEventPattern::MouseSelect3, Qt::RightButton);
+
+    const QColor c(Qt::darkRed);
+    d_zoomer->setRubberBandPen(c);
+    d_zoomer->setTrackerPen(c);
+
+    d_semilogx = false;
+    d_semilogy = false;
+    d_autoscale_state = true;
+    d_autoscalex_state = false;
+
+    setAxisScaleEngine(QwtPlot::xBottom, new QwtLinearScaleEngine);
+    setXaxis(-1, 1);
+    setAxisTitle(QwtPlot::xBottom, "Value");
+
+    setAxisScaleEngine(QwtPlot::yLeft, new QwtLinearScaleEngine);
+    setYaxis(-2.0, d_bins);
+    setAxisTitle(QwtPlot::yLeft, "Count");
+
+    QList<QColor> colors;
+    colors << QColor(Qt::blue) << QColor(Qt::red) << QColor(Qt::green)
+           << QColor(Qt::black) << QColor(Qt::cyan) << QColor(Qt::magenta)
+           << QColor(Qt::yellow) << QColor(Qt::gray) << QColor(Qt::darkRed)
+           << QColor(Qt::darkGreen) << QColor(Qt::darkBlue) << QColor(Qt::darkGray);
+
+    // Setup dataPoints and plot vectors
+    // Automatically deleted when parent is deleted
+    for (unsigned int i = 0; i < d_nplots; ++i) {
+        d_ydata.push_back(new double[d_bins]);
+        memset(d_ydata[i], 0, d_bins * sizeof(double));
+
+        d_plot_curve.push_back(new QwtPlotCurve(QString("Data %1").arg(i)));
+        d_plot_curve[i]->attach(this);
+        d_plot_curve[i]->setPen(QPen(colors[i]));
+        d_plot_curve[i]->setRenderHint(QwtPlotItem::RenderAntialiased);
+
+        // Adjust color's transparency for the brush
+        colors[i].setAlpha(127 / d_nplots);
+        d_plot_curve[i]->setBrush(QBrush(colors[i]));
+
+        colors[i].setAlpha(255 / d_nplots);
+        QwtSymbol* symbol = new QwtSymbol(
+            QwtSymbol::NoSymbol, QBrush(colors[i]), QPen(colors[i]), QSize(7, 7));
 
 #if QWT_VERSION < 0x060000
-    d_plot_curve[i]->setRawData(d_xdata, d_ydata[i], d_bins);
-    d_plot_curve[i]->setSymbol(*symbol);
+        d_plot_curve[i]->setRawData(d_xdata, d_ydata[i], d_bins);
+        d_plot_curve[i]->setSymbol(*symbol);
 #else
-    d_plot_curve[i]->setRawSamples(d_xdata, d_ydata[i], d_bins);
-    d_plot_curve[i]->setSymbol(symbol);
+        d_plot_curve[i]->setRawSamples(d_xdata, d_ydata[i], d_bins);
+        d_plot_curve[i]->setSymbol(symbol);
 #endif
-  }
+    }
 
-  _resetXAxisPoints(-1, 1);
+    _resetXAxisPoints(-1, 1);
 }
 
 HistogramDisplayPlot::~HistogramDisplayPlot()
 {
-  for(unsigned int i = 0; i < d_nplots; ++i)
-    delete[] d_ydata[i];
-  delete[] d_xdata;
+    for (unsigned int i = 0; i < d_nplots; ++i)
+        delete[] d_ydata[i];
+    delete[] d_xdata;
 
-  // d_zoomer and _panner deleted when parent deleted
+    // d_zoomer and _panner deleted when parent deleted
 }
 
-void
-HistogramDisplayPlot::replot()
-{
-  QwtPlot::replot();
-}
+void HistogramDisplayPlot::replot() { QwtPlot::replot(); }
 
-void
-HistogramDisplayPlot::plotNewData(const std::vector<double*> dataPoints,
-				   const uint64_t numDataPoints,
-				   const double timeInterval)
+void HistogramDisplayPlot::plotNewData(const std::vector<double*> dataPoints,
+                                       const uint64_t numDataPoints,
+                                       const double timeInterval)
 {
-  if(!d_stop) {
-    if((numDataPoints > 0)) {
-
-      // keep track of the min/max values for when autoscaleX is called.
-      d_xmin = 1e20;
-      d_xmax = -1e20;
-      for(unsigned int n = 0; n < d_nplots; ++n) {
-        d_xmin = std::min(d_xmin, *std::min_element(dataPoints[n], dataPoints[n]+numDataPoints));
-        d_xmax = std::max(d_xmax, *std::max_element(dataPoints[n], dataPoints[n]+numDataPoints));
-      }
-
-      // If autoscalex has been clicked, clear the data for the new
-      // bin widths and reset the x-axis.
-      if(d_autoscalex_state) {
-        clear();
-        _resetXAxisPoints(d_xmin, d_xmax);
-        d_autoscalex_state = false;
-      }
-
-      if(!d_accum) {
-        clear();
-      }
-
-      unsigned int index;
-      for(unsigned int n = 0; n < d_nplots; ++n) {
-        for(uint64_t point = 0; point < numDataPoints; point++) {
-          index = boost::math::iround(1e-20 + (dataPoints[n][point] - d_left)/d_width);
-          if((index >= 0) && (index < d_bins))
-            d_ydata[n][static_cast<unsigned int>(index)] += 1;
+    if (!d_stop) {
+        if ((numDataPoints > 0)) {
+
+            // keep track of the min/max values for when autoscaleX is called.
+            d_xmin = 1e20;
+            d_xmax = -1e20;
+            for (unsigned int n = 0; n < d_nplots; ++n) {
+                d_xmin = std::min(
+                    d_xmin,
+                    *std::min_element(dataPoints[n], dataPoints[n] + numDataPoints));
+                d_xmax = std::max(
+                    d_xmax,
+                    *std::max_element(dataPoints[n], dataPoints[n] + numDataPoints));
+            }
+
+            // If autoscalex has been clicked, clear the data for the new
+            // bin widths and reset the x-axis.
+            if (d_autoscalex_state) {
+                clear();
+                _resetXAxisPoints(d_xmin, d_xmax);
+                d_autoscalex_state = false;
+            }
+
+            if (!d_accum) {
+                clear();
+            }
+
+            unsigned int index;
+            for (unsigned int n = 0; n < d_nplots; ++n) {
+                for (uint64_t point = 0; point < numDataPoints; point++) {
+                    index = boost::math::iround(1e-20 + (dataPoints[n][point] - d_left) /
+                                                            d_width);
+                    if ((index >= 0) && (index < d_bins))
+                        d_ydata[n][static_cast<unsigned int>(index)] += 1;
+                }
+            }
+
+            double height = *std::max_element(d_ydata[0], d_ydata[0] + d_bins);
+            for (unsigned int n = 1; n < d_nplots; ++n) {
+                height =
+                    std::max(height, *std::max_element(d_ydata[n], d_ydata[n] + d_bins));
+            }
+
+            if (d_autoscale_state)
+                _autoScaleY(0, height);
+
+            replot();
         }
-      }
-
-      double height = *std::max_element(d_ydata[0], d_ydata[0]+d_bins);
-      for(unsigned int n = 1; n < d_nplots; ++n) {
-        height = std::max(height, *std::max_element(d_ydata[n], d_ydata[n]+d_bins));
-      }
-
-      if(d_autoscale_state)
-        _autoScaleY(0, height);
-
-      replot();
     }
-  }
 }
 
-void
-HistogramDisplayPlot::setXaxis(double min, double max)
+void HistogramDisplayPlot::setXaxis(double min, double max)
 {
-  _resetXAxisPoints(min, max);
+    _resetXAxisPoints(min, max);
 }
 
-void
-HistogramDisplayPlot::_resetXAxisPoints(double left, double right)
+void HistogramDisplayPlot::_resetXAxisPoints(double left, double right)
 {
-  // Something's wrong with the data (NaN, Inf, or something else)
-  if((left == right) || (left > right))
-    throw std::runtime_error("HistogramDisplayPlot::_resetXAxisPoints left and/or right values are invalid");
-
-  d_left  = left *(1 - copysign(0.1, left));
-  d_right = right*(1 + copysign(0.1, right));
-  d_width = (d_right - d_left)/(d_bins);
-  for(unsigned int loc = 0; loc < d_bins; loc++){
-    d_xdata[loc] = d_left + loc*d_width;
-  }
+    // Something's wrong with the data (NaN, Inf, or something else)
+    if ((left == right) || (left > right))
+        throw std::runtime_error("HistogramDisplayPlot::_resetXAxisPoints left and/or "
+                                 "right values are invalid");
+
+    d_left = left * (1 - copysign(0.1, left));
+    d_right = right * (1 + copysign(0.1, right));
+    d_width = (d_right - d_left) / (d_bins);
+    for (unsigned int loc = 0; loc < d_bins; loc++) {
+        d_xdata[loc] = d_left + loc * d_width;
+    }
 #if QWT_VERSION < 0x060100
-  axisScaleDiv(QwtPlot::xBottom)->setInterval(d_left, d_right);
-#else /* QWT_VERSION < 0x060100 */
-  QwtScaleDiv scalediv(d_left, d_right);
-  setAxisScaleDiv(QwtPlot::xBottom, scalediv);
+    axisScaleDiv(QwtPlot::xBottom)->setInterval(d_left, d_right);
+#else  /* QWT_VERSION < 0x060100 */
+    QwtScaleDiv scalediv(d_left, d_right);
+    setAxisScaleDiv(QwtPlot::xBottom, scalediv);
 #endif /* QWT_VERSION < 0x060100 */
 
-  // Set up zoomer base for maximum unzoom x-axis
-  // and reset to maximum unzoom level
-  QwtDoubleRect zbase = d_zoomer->zoomBase();
-
-  if(d_semilogx) {
-    setAxisScale(QwtPlot::xBottom, 1e-1, d_right);
-    zbase.setLeft(1e-1);
-  }
-  else {
-    setAxisScale(QwtPlot::xBottom, d_left, d_right);
-    zbase.setLeft(d_left);
-  }
-
-  zbase.setRight(d_right);
-  d_zoomer->zoom(zbase);
-  d_zoomer->setZoomBase(zbase);
-  d_zoomer->zoom(0);
-}
+    // Set up zoomer base for maximum unzoom x-axis
+    // and reset to maximum unzoom level
+    QwtDoubleRect zbase = d_zoomer->zoomBase();
 
-void
-HistogramDisplayPlot::_autoScaleY(double bottom, double top)
-{
-  // Auto scale the y-axis with a margin of 20% (10 dB for log scale)
-  double b = bottom - fabs(bottom)*0.20;
-  double t = top + fabs(top)*0.20;
-  if(d_semilogy) {
-    if(bottom > 0) {
-      setYaxis(b-10, t+10);
-    }
-    else {
-      setYaxis(1e-3, t+10);
+    if (d_semilogx) {
+        setAxisScale(QwtPlot::xBottom, 1e-1, d_right);
+        zbase.setLeft(1e-1);
+    } else {
+        setAxisScale(QwtPlot::xBottom, d_left, d_right);
+        zbase.setLeft(d_left);
     }
-  }
-  else {
-    setYaxis(b, t);
-  }
-}
 
-void
-HistogramDisplayPlot::setAutoScaleX()
-{
-  d_autoscalex_state = true;
+    zbase.setRight(d_right);
+    d_zoomer->zoom(zbase);
+    d_zoomer->setZoomBase(zbase);
+    d_zoomer->zoom(0);
 }
 
-void
-HistogramDisplayPlot::setAutoScale(bool state)
+void HistogramDisplayPlot::_autoScaleY(double bottom, double top)
 {
-  d_autoscale_state = state;
+    // Auto scale the y-axis with a margin of 20% (10 dB for log scale)
+    double b = bottom - fabs(bottom) * 0.20;
+    double t = top + fabs(top) * 0.20;
+    if (d_semilogy) {
+        if (bottom > 0) {
+            setYaxis(b - 10, t + 10);
+        } else {
+            setYaxis(1e-3, t + 10);
+        }
+    } else {
+        setYaxis(b, t);
+    }
 }
 
-void
-HistogramDisplayPlot::setSemilogx(bool en)
+void HistogramDisplayPlot::setAutoScaleX() { d_autoscalex_state = true; }
+
+void HistogramDisplayPlot::setAutoScale(bool state) { d_autoscale_state = state; }
+
+void HistogramDisplayPlot::setSemilogx(bool en)
 {
-  d_semilogx = en;
-  if(!d_semilogx) {
-    setAxisScaleEngine(QwtPlot::xBottom, new QwtLinearScaleEngine);
-  }
-  else {
+    d_semilogx = en;
+    if (!d_semilogx) {
+        setAxisScaleEngine(QwtPlot::xBottom, new QwtLinearScaleEngine);
+    } else {
 #if QWT_VERSION < 0x060100
-    setAxisScaleEngine(QwtPlot::xBottom, new QwtLog10ScaleEngine);
-#else /* QWT_VERSION < 0x060100 */
-    setAxisScaleEngine(QwtPlot::xBottom, new QwtLogScaleEngine);
+        setAxisScaleEngine(QwtPlot::xBottom, new QwtLog10ScaleEngine);
+#else  /* QWT_VERSION < 0x060100 */
+        setAxisScaleEngine(QwtPlot::xBottom, new QwtLogScaleEngine);
 #endif /* QWT_VERSION < 0x060100 */
-  }
+    }
 }
 
-void
-HistogramDisplayPlot::setSemilogy(bool en)
+void HistogramDisplayPlot::setSemilogy(bool en)
 {
-  if(d_semilogy != en) {
-    d_semilogy = en;
+    if (d_semilogy != en) {
+        d_semilogy = en;
 
 #if QWT_VERSION < 0x060100
-    double max = axisScaleDiv(QwtPlot::yLeft)->upperBound();
-#else /* QWT_VERSION < 0x060100 */
-    double max = axisScaleDiv(QwtPlot::yLeft).upperBound();
+        double max = axisScaleDiv(QwtPlot::yLeft)->upperBound();
+#else  /* QWT_VERSION < 0x060100 */
+        double max = axisScaleDiv(QwtPlot::yLeft).upperBound();
 #endif /* QWT_VERSION < 0x060100 */
 
-    if(!d_semilogy) {
-      setAxisScaleEngine(QwtPlot::yLeft, new QwtLinearScaleEngine);
-      setYaxis(-pow(10.0, max/10.0), pow(10.0, max/10.0));
-    }
-    else {
+        if (!d_semilogy) {
+            setAxisScaleEngine(QwtPlot::yLeft, new QwtLinearScaleEngine);
+            setYaxis(-pow(10.0, max / 10.0), pow(10.0, max / 10.0));
+        } else {
 #if QWT_VERSION < 0x060100
-      setAxisScaleEngine(QwtPlot::yLeft, new QwtLog10ScaleEngine);
-#else /* QWT_VERSION < 0x060100 */
-    setAxisScaleEngine(QwtPlot::yLeft, new QwtLogScaleEngine);
+            setAxisScaleEngine(QwtPlot::yLeft, new QwtLog10ScaleEngine);
+#else  /* QWT_VERSION < 0x060100 */
+            setAxisScaleEngine(QwtPlot::yLeft, new QwtLogScaleEngine);
 #endif /* QWT_VERSION < 0x060100 */
-      setYaxis(1e-10, 10.0*log10(100*max));
+            setYaxis(1e-10, 10.0 * log10(100 * max));
+        }
     }
-  }
 }
 
-void
-HistogramDisplayPlot::setAccumulate(bool state)
-{
-  d_accum = state;
-}
+void HistogramDisplayPlot::setAccumulate(bool state) { d_accum = state; }
 
-bool
-HistogramDisplayPlot::getAccumulate() const
-{
-  return d_accum;
-}
+bool HistogramDisplayPlot::getAccumulate() const { return d_accum; }
 
-void
-HistogramDisplayPlot::setMarkerAlpha(unsigned int which, int alpha)
+void HistogramDisplayPlot::setMarkerAlpha(unsigned int which, int alpha)
 {
-  if(which < d_nplots) {
-    // Get the pen color
-    QPen pen(d_plot_curve[which]->pen());
-    QBrush brush(d_plot_curve[which]->brush());
-    QColor color = brush.color();
-
-    // Set new alpha and update pen
-    color.setAlpha(alpha);
-    brush.setColor(color);
-    color.setAlpha(std::min(255, static_cast<int>(alpha*1.5)));
-    pen.setColor(color);
-    d_plot_curve[which]->setBrush(brush);
-    d_plot_curve[which]->setPen(pen);
-
-    // And set the new color for the markers
+    if (which < d_nplots) {
+        // Get the pen color
+        QPen pen(d_plot_curve[which]->pen());
+        QBrush brush(d_plot_curve[which]->brush());
+        QColor color = brush.color();
+
+        // Set new alpha and update pen
+        color.setAlpha(alpha);
+        brush.setColor(color);
+        color.setAlpha(std::min(255, static_cast<int>(alpha * 1.5)));
+        pen.setColor(color);
+        d_plot_curve[which]->setBrush(brush);
+        d_plot_curve[which]->setPen(pen);
+
+        // And set the new color for the markers
 #if QWT_VERSION < 0x060000
-    QwtSymbol sym = (QwtSymbol)d_plot_curve[which]->symbol();
-    setLineMarker(which, sym.style());
+        QwtSymbol sym = (QwtSymbol)d_plot_curve[which]->symbol();
+        setLineMarker(which, sym.style());
 #else
-    QwtSymbol *sym = (QwtSymbol*)d_plot_curve[which]->symbol();
-    if(sym) {
-      sym->setColor(color);
-      sym->setPen(pen);
-      d_plot_curve[which]->setSymbol(sym);
-    }
+        QwtSymbol* sym = (QwtSymbol*)d_plot_curve[which]->symbol();
+        if (sym) {
+            sym->setColor(color);
+            sym->setPen(pen);
+            d_plot_curve[which]->setSymbol(sym);
+        }
 #endif
-  }
+    }
 }
 
-int
-HistogramDisplayPlot::getMarkerAlpha(unsigned int which) const
+int HistogramDisplayPlot::getMarkerAlpha(unsigned int which) const
 {
-  if(which < d_nplots) {
-    return d_plot_curve[which]->brush().color().alpha();
-  }
-  else {
-    return 0;
-  }
+    if (which < d_nplots) {
+        return d_plot_curve[which]->brush().color().alpha();
+    } else {
+        return 0;
+    }
 }
 
-void
-HistogramDisplayPlot::setLineColor(unsigned int which, QColor color)
+void HistogramDisplayPlot::setLineColor(unsigned int which, QColor color)
 {
-  if(which < d_nplots) {
-    // Adjust color's transparency for the brush
-    color.setAlpha(127 / d_nplots);
+    if (which < d_nplots) {
+        // Adjust color's transparency for the brush
+        color.setAlpha(127 / d_nplots);
 
-    QBrush brush(d_plot_curve[which]->brush());
-    brush.setColor(color);
-    d_plot_curve[which]->setBrush(brush);
+        QBrush brush(d_plot_curve[which]->brush());
+        brush.setColor(color);
+        d_plot_curve[which]->setBrush(brush);
 
-    // Adjust color's transparency darker for the pen and markers
-    color.setAlpha(255 / d_nplots);
+        // Adjust color's transparency darker for the pen and markers
+        color.setAlpha(255 / d_nplots);
 
-    QPen pen(d_plot_curve[which]->pen());
-    pen.setColor(color);
-    d_plot_curve[which]->setPen(pen);
+        QPen pen(d_plot_curve[which]->pen());
+        pen.setColor(color);
+        d_plot_curve[which]->setPen(pen);
 
 #if QWT_VERSION < 0x060000
-    d_plot_curve[which]->setPen(pen);
-    QwtSymbol sym = (QwtSymbol)d_plot_curve[which]->symbol();
-    setLineMarker(which, sym.style());
+        d_plot_curve[which]->setPen(pen);
+        QwtSymbol sym = (QwtSymbol)d_plot_curve[which]->symbol();
+        setLineMarker(which, sym.style());
 #else
-    QwtSymbol *sym = (QwtSymbol*)d_plot_curve[which]->symbol();
-    if(sym) {
-      sym->setColor(color);
-      sym->setPen(pen);
-      d_plot_curve[which]->setSymbol(sym);
-    }
+        QwtSymbol* sym = (QwtSymbol*)d_plot_curve[which]->symbol();
+        if (sym) {
+            sym->setColor(color);
+            sym->setPen(pen);
+            d_plot_curve[which]->setSymbol(sym);
+        }
 #endif
-  }
+    }
 }
 
-void
-HistogramDisplayPlot::setNumBins(unsigned int bins)
+void HistogramDisplayPlot::setNumBins(unsigned int bins)
 {
-  d_bins = bins;
+    d_bins = bins;
 
-  delete [] d_xdata;
-  d_xdata = new double[d_bins];
-  _resetXAxisPoints(d_left, d_right);
+    delete[] d_xdata;
+    d_xdata = new double[d_bins];
+    _resetXAxisPoints(d_left, d_right);
 
-  for(unsigned int i = 0; i < d_nplots; ++i) {
-    delete [] d_ydata[i];
-    d_ydata[i] = new double[d_bins];
-    memset(d_ydata[i], 0, d_bins*sizeof(double));
+    for (unsigned int i = 0; i < d_nplots; ++i) {
+        delete[] d_ydata[i];
+        d_ydata[i] = new double[d_bins];
+        memset(d_ydata[i], 0, d_bins * sizeof(double));
 
 #if QWT_VERSION < 0x060000
-    d_plot_curve[i]->setRawData(d_xdata, d_ydata[i], d_bins);
+        d_plot_curve[i]->setRawData(d_xdata, d_ydata[i], d_bins);
 #else
-    d_plot_curve[i]->setRawSamples(d_xdata, d_ydata[i], d_bins);
+        d_plot_curve[i]->setRawSamples(d_xdata, d_ydata[i], d_bins);
 #endif
-  }
+    }
 }
 
 
-void
-HistogramDisplayPlot::clear()
+void HistogramDisplayPlot::clear()
 {
-  if(!d_stop) {
-    for(unsigned int n = 0; n < d_nplots; ++n) {
-      memset(d_ydata[n], 0, d_bins*sizeof(double));
+    if (!d_stop) {
+        for (unsigned int n = 0; n < d_nplots; ++n) {
+            memset(d_ydata[n], 0, d_bins * sizeof(double));
+        }
     }
-  }
 }
 
 #endif /* HISTOGRAM_DISPLAY_PLOT_C */