diff options
Diffstat (limited to 'gr-qtgui/lib/ConstellationDisplayPlot.cc')
| -rw-r--r-- | gr-qtgui/lib/ConstellationDisplayPlot.cc | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/gr-qtgui/lib/ConstellationDisplayPlot.cc b/gr-qtgui/lib/ConstellationDisplayPlot.cc index 71933cece..75dbe9c37 100644 --- a/gr-qtgui/lib/ConstellationDisplayPlot.cc +++ b/gr-qtgui/lib/ConstellationDisplayPlot.cc @@ -5,7 +5,7 @@ #include <qwt_scale_draw.h> #include <qwt_legend.h> - +#include <iostream> class ConstellationDisplayZoomer: public QwtPlotZoomer { @@ -75,15 +75,11 @@ ConstellationDisplayPlot::ConstellationDisplayPlot(QWidget* parent) memset(_imagDataPoints, 0x0, _numPoints*sizeof(double)); _zoomer = new ConstellationDisplayZoomer(canvas()); -#if QT_VERSION < 0x040000 - _zoomer->setMousePattern(QwtEventPattern::MouseSelect2, - Qt::RightButton, Qt::ControlModifier); -#else + _zoomer->setSelectionFlags(QwtPicker::RectSelection | QwtPicker::DragSelection); _zoomer->setMousePattern(QwtEventPattern::MouseSelect2, - Qt::RightButton, Qt::ControlModifier); -#endif + Qt::RightButton, Qt::ControlModifier); _zoomer->setMousePattern(QwtEventPattern::MouseSelect3, - Qt::RightButton); + Qt::RightButton); _panner = new QwtPlotPanner(canvas()); _panner->setAxisEnabled(QwtPlot::yRight, false); @@ -100,8 +96,13 @@ ConstellationDisplayPlot::ConstellationDisplayPlot(QWidget* parent) _zoomer->setRubberBandPen(c); _zoomer->setTrackerPen(c); - connect(this, SIGNAL( legendChecked(QwtPlotItem *, bool ) ), - this, SLOT( LegendEntryChecked(QwtPlotItem *, bool ) )); + // emit the position of clicks on widget + _picker = new QwtDblClickPlotPicker(canvas()); + connect(_picker, SIGNAL(selected(const QwtDoublePoint &)), + this, SLOT(OnPickerPointSelected(const QwtDoublePoint &))); + + connect(this, SIGNAL(legendChecked(QwtPlotItem *, bool ) ), + this, SLOT(LegendEntryChecked(QwtPlotItem *, bool ) )); } ConstellationDisplayPlot::~ConstellationDisplayPlot() @@ -186,4 +187,12 @@ ConstellationDisplayPlot::LegendEntryChecked(QwtPlotItem* plotItem, bool on) plotItem->setVisible(!on); } +void +ConstellationDisplayPlot::OnPickerPointSelected(const QwtDoublePoint & p) +{ + QPointF point = p; + //fprintf(stderr,"OnPickerPointSelected %f %f\n", point.x(), point.y()); + emit plotPointSelected(point); +} + #endif /* CONSTELLATION_DISPLAY_PLOT_C */ |