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#1321 Applied new plot marker tracker class to well log plots

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This commit is contained in:
Jacob Støren
2017-03-27 18:13:38 +02:00
parent ba1dfee4e6
commit f05a4027aa
2 changed files with 6 additions and 158 deletions
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ApplicationCode/UserInterface/RiuWellLogTrack.cpp
+3 -152
View File
@@ -26,6 +26,7 @@
#include "RimWellLogCurve.h" #include "RimWellLogCurve.h"
#include "RiuMainPlotWindow.h" #include "RiuMainPlotWindow.h"
#include "RiuQwtCurvePointTracker.h"
#include "qwt_legend.h" #include "qwt_legend.h"
#include "qwt_plot_curve.h" #include "qwt_plot_curve.h"
@@ -48,53 +49,6 @@
#define RIU_SCROLLWHEEL_ZOOMFACTOR 1.1 #define RIU_SCROLLWHEEL_ZOOMFACTOR 1.1
#define RIU_SCROLLWHEEL_PANFACTOR 0.1 #define RIU_SCROLLWHEEL_PANFACTOR 0.1
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
class RiuWellLogTrackQwtPicker : public QwtPlotPicker
{
public:
explicit RiuWellLogTrackQwtPicker(QWidget *canvas)
: QwtPlotPicker(canvas)
{
}
protected:
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
virtual QwtText trackerText(const QPoint& pos) const override
{
QwtText txt;
const RiuWellLogTrack* wellLogTrack = dynamic_cast<const RiuWellLogTrack*>(this->plot());
if (wellLogTrack)
{
QString depthString;
QString valueString;
QPointF closestPoint = wellLogTrack->closestCurvePoint(pos, &valueString, &depthString);
if (!closestPoint.isNull())
{
QString str = valueString;
if (!depthString.isEmpty())
{
str += QString(" (%1)").arg(depthString);
}
txt.setText(str);
}
RiuWellLogTrack* nonConstPlot = const_cast<RiuWellLogTrack*>(wellLogTrack);
nonConstPlot->updateClosestCurvePointMarker(closestPoint);
}
return txt;
}
};
//-------------------------------------------------------------------------------------------------- //--------------------------------------------------------------------------------------------------
/// ///
//-------------------------------------------------------------------------------------------------- //--------------------------------------------------------------------------------------------------
@@ -111,14 +65,8 @@ RiuWellLogTrack::RiuWellLogTrack(RimWellLogTrack* plotTrackDefinition, QWidget*
setDefaults(); setDefaults();
// Create a plot picker to display values next to mouse cursor // Create a plot picker to display values next to mouse cursor
m_plotPicker = new RiuWellLogTrackQwtPicker(this->canvas());
m_plotPicker->setTrackerMode(QwtPicker::AlwaysOn);
m_plotMarker = new QwtPlotMarker; m_curvePointTracker = new RiuQwtCurvePointTracker(this, false);
// QwtPlotMarker takes ownership of the symbol, it is deleted in destructor of QwtPlotMarker
QwtSymbol* mySymbol = new QwtSymbol(QwtSymbol::Ellipse, Qt::NoBrush, QPen(Qt::black, 2.0), QSize(12, 12));
m_plotMarker->setSymbol(mySymbol);
} }
//-------------------------------------------------------------------------------------------------- //--------------------------------------------------------------------------------------------------
@@ -128,100 +76,8 @@ RiuWellLogTrack::~RiuWellLogTrack()
{ {
m_grid->detach(); m_grid->detach();
delete m_grid; delete m_grid;
m_plotMarker->detach();
delete m_plotMarker;
} }
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
QPointF RiuWellLogTrack::closestCurvePoint(const QPoint& pos, QString* valueString, QString* depthString) const
{
QPointF samplePoint;
QwtPlotCurve* closestCurve = nullptr;
double distMin = DBL_MAX;
int closestPointSampleIndex = -1;
const QwtPlotItemList& itmList = itemList();
for (QwtPlotItemIterator it = itmList.begin(); it != itmList.end(); it++)
{
if ((*it)->rtti() == QwtPlotItem::Rtti_PlotCurve)
{
QwtPlotCurve* candidateCurve = static_cast<QwtPlotCurve*>(*it);
double dist = DBL_MAX;
int candidateSampleIndex = candidateCurve->closestPoint(pos, &dist);
if (dist < distMin)
{
closestCurve = candidateCurve;
distMin = dist;
closestPointSampleIndex = candidateSampleIndex;
}
}
}
if (closestCurve && distMin < 50)
{
samplePoint = closestCurve->sample(closestPointSampleIndex);
}
if (depthString)
{
const QwtScaleDraw* depthAxisScaleDraw = axisScaleDraw(QwtPlot::yLeft);
if (depthAxisScaleDraw)
{
*depthString = depthAxisScaleDraw->label(samplePoint.y()).text();
}
}
if (valueString && closestCurve)
{
const QwtScaleDraw* xAxisScaleDraw = axisScaleDraw(closestCurve->xAxis());
if (xAxisScaleDraw)
{
*valueString = xAxisScaleDraw->label(samplePoint.x()).text();
}
}
return samplePoint;
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RiuWellLogTrack::updateClosestCurvePointMarker(const QPointF& pos)
{
bool replotRequired = false;
if (!pos.isNull())
{
if (!m_plotMarker->plot())
{
m_plotMarker->attach(this);
replotRequired = true;
}
if (m_plotMarker->value() != pos)
{
m_plotMarker->setValue(pos.x(), pos.y());
replotRequired = true;
}
}
else
{
if (m_plotMarker->plot())
{
m_plotMarker->detach();
replotRequired = true;
}
}
if (replotRequired) this->replot();
}
//-------------------------------------------------------------------------------------------------- //--------------------------------------------------------------------------------------------------
/// ///
@@ -452,12 +308,7 @@ QSize RiuWellLogTrack::minimumSizeHint() const
//-------------------------------------------------------------------------------------------------- //--------------------------------------------------------------------------------------------------
void RiuWellLogTrack::leaveEvent(QEvent *) void RiuWellLogTrack::leaveEvent(QEvent *)
{ {
if (m_plotMarker->plot()) m_curvePointTracker->removeMarkerOnFocusLeave();
{
m_plotMarker->detach();
replot();
}
} }
//-------------------------------------------------------------------------------------------------- //--------------------------------------------------------------------------------------------------
ApplicationCode/UserInterface/RiuWellLogTrack.h
+3 -6
View File
@@ -25,6 +25,8 @@
class RimWellLogTrack; class RimWellLogTrack;
class RiuQwtCurvePointTracker;
class QwtLegend; class QwtLegend;
class QwtPicker; class QwtPicker;
class QwtPlotGrid; class QwtPlotGrid;
@@ -61,17 +63,12 @@ protected:
virtual void leaveEvent(QEvent *) override; virtual void leaveEvent(QEvent *) override;
private: private:
friend class RiuWellLogTrackQwtPicker;
QPointF closestCurvePoint(const QPoint& pos, QString* valueString, QString* depthString) const;
void updateClosestCurvePointMarker(const QPointF& pos);
void setDefaults(); void setDefaults();
void selectClosestCurve(const QPoint& pos); void selectClosestCurve(const QPoint& pos);
private: private:
caf::PdmPointer<RimWellLogTrack> m_plotTrackDefinition; caf::PdmPointer<RimWellLogTrack> m_plotTrackDefinition;
QwtPlotGrid* m_grid; QwtPlotGrid* m_grid;
QwtPicker* m_plotPicker; RiuQwtCurvePointTracker* m_curvePointTracker;
QwtPlotMarker* m_plotMarker;
}; };