mirror of
https://github.com/OPM/ResInsight.git
synced 2025-01-24 15:26:48 -06:00
500 lines
16 KiB
C++
500 lines
16 KiB
C++
/////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2016- Statoil ASA
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//
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// ResInsight is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE.
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//
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// See the GNU General Public License at <http://www.gnu.org/licenses/gpl.html>
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// for more details.
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//
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/////////////////////////////////////////////////////////////////////////////////
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#include "RiuSummaryQwtPlot.h"
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#include "RiaApplication.h"
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#include "RimSummaryCurve.h"
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#include "RimSummaryPlot.h"
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#include "RiuMainPlotWindow.h"
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#include "RiuQwtScalePicker.h"
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#include "qwt_date_scale_draw.h"
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#include "qwt_date_scale_engine.h"
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#include "qwt_legend.h"
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#include "qwt_plot_curve.h"
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#include "qwt_plot_grid.h"
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#include "qwt_plot_layout.h"
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#include "qwt_plot_marker.h"
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#include "qwt_plot_panner.h"
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#include "qwt_plot_picker.h"
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#include "qwt_plot_zoomer.h"
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#include "qwt_scale_engine.h"
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#include "qwt_symbol.h"
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#include <QEvent>
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#include <QWheelEvent>
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#include <float.h>
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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class RiuQwtPlotPicker : public QwtPlotPicker
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{
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public:
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RiuQwtPlotPicker(QWidget *canvas)
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: QwtPlotPicker(canvas)
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{
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}
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protected:
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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virtual QwtText trackerText(const QPoint& pos) const override
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{
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QwtText txt;
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const RiuSummaryQwtPlot* sumPlot = dynamic_cast<const RiuSummaryQwtPlot*>(this->plot());
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if (sumPlot)
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{
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int closestYAxis = QwtPlot::yLeft;
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QString timeString;
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QString valueString;
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QPointF closestPoint = sumPlot->closestCurvePoint(pos, &valueString, &timeString, &closestYAxis);
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if (!closestPoint.isNull())
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{
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QString str = valueString;
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if (!timeString.isEmpty())
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{
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str += QString(" (%1)").arg(timeString);
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}
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txt.setText(str);
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}
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RiuSummaryQwtPlot* nonConstPlot = const_cast<RiuSummaryQwtPlot*>(sumPlot);
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nonConstPlot->updateClosestCurvePointMarker(closestPoint, closestYAxis);
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}
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return txt;
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}
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};
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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RiuSummaryQwtPlot::RiuSummaryQwtPlot(RimSummaryPlot* plotDefinition, QWidget* parent) : QwtPlot(parent)
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{
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Q_ASSERT(plotDefinition);
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m_plotDefinition = plotDefinition;
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m_grid = new QwtPlotGrid;
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m_grid->attach(this);
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setDefaults();
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// LeftButton for the zooming
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m_zoomerLeft = new QwtPlotZoomer(canvas());
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m_zoomerLeft->setRubberBandPen(QColor(Qt::black));
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m_zoomerLeft->setTrackerMode(QwtPicker::AlwaysOff);
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m_zoomerLeft->setTrackerPen(QColor(Qt::black));
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m_zoomerLeft->initMousePattern(1);
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// MidButton for the panning
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QwtPlotPanner* panner = new QwtPlotPanner(canvas());
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panner->setMouseButton(Qt::MidButton);
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connect(m_zoomerLeft, SIGNAL(zoomed( const QRectF & )), SLOT(onZoomedSlot()));
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connect(panner, SIGNAL(panned( int , int )), SLOT(onZoomedSlot()));
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// Attach a zoomer for the right axis
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m_zoomerRight = new QwtPlotZoomer(canvas());
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m_zoomerRight->setAxis(xTop, yRight);
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m_zoomerRight->setTrackerMode(QwtPicker::AlwaysOff);
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m_zoomerRight->initMousePattern(1);
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RiuQwtScalePicker* scalePicker = new RiuQwtScalePicker(this);
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connect(scalePicker, SIGNAL(clicked(int, double)), this, SLOT(onAxisClicked(int, double)));
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// Create a plot picker to display values next to mouse cursor
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m_plotPicker = new RiuQwtPlotPicker(this->canvas());
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m_plotPicker->setTrackerMode(QwtPicker::AlwaysOn);
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m_plotMarker = new QwtPlotMarker;
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// QwtPlotMarker takes ownership of the symbol, it is deleted in destructor of QwtPlotMarker
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QwtSymbol* mySymbol = new QwtSymbol(QwtSymbol::Ellipse, Qt::NoBrush, QPen(Qt::black, 2.0), QSize(12, 12));
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m_plotMarker->setSymbol(mySymbol);
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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RiuSummaryQwtPlot::~RiuSummaryQwtPlot()
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{
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m_grid->detach();
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delete m_grid;
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if (m_plotDefinition)
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{
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m_plotDefinition->detachAllCurves();
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m_plotDefinition->handleMdiWindowClosed();
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}
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m_plotMarker->detach();
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delete m_plotMarker;
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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RimSummaryPlot* RiuSummaryQwtPlot::ownerPlotDefinition()
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{
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return m_plotDefinition;
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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void RiuSummaryQwtPlot::currentVisibleWindow(QwtInterval* leftAxis, QwtInterval* rightAxis, QwtInterval* timeAxis) const
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{
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*leftAxis = axisScaleDiv(yLeft).interval();
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*rightAxis = axisScaleDiv(yRight).interval();
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*timeAxis = axisScaleDiv(xBottom).interval();
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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void RiuSummaryQwtPlot::setZoomWindow(const QwtInterval& leftAxis, const QwtInterval& rightAxis, const QwtInterval& timeAxis)
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{
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{
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QRectF zoomWindow;
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zoomWindow.setLeft(timeAxis.minValue());
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zoomWindow.setRight(timeAxis.maxValue());
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zoomWindow.setTop(leftAxis.maxValue());
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zoomWindow.setBottom(leftAxis.minValue());
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m_zoomerLeft->zoom(zoomWindow);
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}
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{
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QRectF zoomWindow;
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zoomWindow.setLeft(timeAxis.minValue());
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zoomWindow.setRight(timeAxis.maxValue());
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zoomWindow.setTop(rightAxis.maxValue());
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zoomWindow.setBottom(rightAxis.minValue());
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m_zoomerRight->zoom(zoomWindow);
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}
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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QSize RiuSummaryQwtPlot::minimumSizeHint() const
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{
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return QSize(0, 100);
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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QSize RiuSummaryQwtPlot::sizeHint() const
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{
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return QSize(0, 0);
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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QPointF RiuSummaryQwtPlot::closestCurvePoint(const QPoint& cursorPosition, QString* valueString, QString* timeString, int* yAxis) const
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{
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QPointF samplePoint;
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QwtPlotCurve* closestCurve = nullptr;
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double distMin = DBL_MAX;
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int closestPointSampleIndex = -1;
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const QwtPlotItemList& itmList = itemList();
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for (QwtPlotItemIterator it = itmList.begin(); it != itmList.end(); it++)
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{
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if ((*it)->rtti() == QwtPlotItem::Rtti_PlotCurve)
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{
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QwtPlotCurve* candidateCurve = static_cast<QwtPlotCurve*>(*it);
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double dist = DBL_MAX;
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int candidateSampleIndex = candidateCurve->closestPoint(cursorPosition, &dist);
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if (dist < distMin)
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{
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closestCurve = candidateCurve;
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distMin = dist;
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closestPointSampleIndex = candidateSampleIndex;
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}
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}
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}
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if (closestCurve && distMin < 50)
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{
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samplePoint = closestCurve->sample(closestPointSampleIndex);
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if (yAxis) *yAxis = closestCurve->yAxis();
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}
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if (timeString)
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{
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const QwtScaleDraw* timeAxisScaleDraw = axisScaleDraw(QwtPlot::xBottom);
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auto dateScaleDraw = dynamic_cast<const QwtDateScaleDraw*>(timeAxisScaleDraw) ;
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if (dateScaleDraw)
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{
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QDateTime date = dateScaleDraw->toDateTime(samplePoint.x());
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*timeString = date.toString("hh:mm dd.MMMM.yyyy");
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}
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else if (timeAxisScaleDraw)
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{
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*timeString = timeAxisScaleDraw->label(samplePoint.x()).text();
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}
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}
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if (valueString && closestCurve)
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{
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const QwtScaleDraw* yAxisScaleDraw = axisScaleDraw(closestCurve->yAxis());
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if (yAxisScaleDraw)
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{
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*valueString = yAxisScaleDraw->label(samplePoint.y()).text();
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}
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}
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return samplePoint;
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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void RiuSummaryQwtPlot::updateClosestCurvePointMarker(const QPointF& closestPoint, int yAxis)
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{
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bool replotRequired = false;
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if (!closestPoint.isNull())
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{
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if (!m_plotMarker->plot())
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{
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m_plotMarker->attach(this);
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replotRequired = true;
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}
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if (m_plotMarker->value() != closestPoint)
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{
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m_plotMarker->setValue(closestPoint.x(), closestPoint.y());
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// Set y-axis to be able to support more than one y-axis. Default y-axis is left axis.
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// TODO : Should use a color or other visual indicator to show what axis the curve relates to
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m_plotMarker->setYAxis(yAxis);
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replotRequired = true;
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}
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}
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else
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{
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if (m_plotMarker->plot())
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{
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m_plotMarker->detach();
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replotRequired = true;
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}
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}
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if (replotRequired) this->replot();
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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void RiuSummaryQwtPlot::setDefaults()
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{
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QPalette newPalette(palette());
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newPalette.setColor(QPalette::Background, Qt::white);
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setPalette(newPalette);
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setAutoFillBackground(true);
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setCanvasBackground(Qt::white);
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QFrame* canvasFrame = dynamic_cast<QFrame*>(canvas());
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if (canvasFrame)
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{
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canvasFrame->setFrameShape(QFrame::NoFrame);
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}
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canvas()->setMouseTracking(true);
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canvas()->installEventFilter(this);
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QPen gridPen(Qt::SolidLine);
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gridPen.setColor(Qt::lightGray);
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m_grid->setPen(gridPen);
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enableAxis(QwtPlot::xBottom, true);
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enableAxis(QwtPlot::yLeft, true);
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enableAxis(QwtPlot::xTop, false);
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enableAxis(QwtPlot::yRight, false);
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plotLayout()->setAlignCanvasToScales(true);
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useDateBasedTimeAxis();
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QFont xAxisFont = axisFont(QwtPlot::xBottom);
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xAxisFont.setPixelSize(11);
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setAxisFont(QwtPlot::xBottom, xAxisFont);
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setAxisMaxMinor(QwtPlot::xBottom, 2);
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QFont yAxisFont = axisFont(QwtPlot::yLeft);
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yAxisFont.setPixelSize(11);
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setAxisFont(QwtPlot::yLeft, yAxisFont);
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setAxisMaxMinor(QwtPlot::yLeft, 3);
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QwtText axisTitleY = axisTitle(QwtPlot::yLeft);
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QFont yAxisTitleFont = axisTitleY.font();
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yAxisTitleFont.setPixelSize(11);
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yAxisTitleFont.setBold(false);
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axisTitleY.setFont(yAxisTitleFont);
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axisTitleY.setRenderFlags(Qt::AlignRight);
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setAxisTitle(QwtPlot::yLeft, axisTitleY);
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QwtLegend* legend = new QwtLegend(this);
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// The legend will be deleted in the destructor of the plot or when
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// another legend is inserted.
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this->insertLegend(legend, BottomLegend);
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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void RiuSummaryQwtPlot::useDateBasedTimeAxis()
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{
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QwtDateScaleDraw* scaleDraw = new QwtDateScaleDraw(Qt::UTC);
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scaleDraw->setDateFormat(QwtDate::Year, QString("dd-MM-yyyy"));
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QwtDateScaleEngine* scaleEngine = new QwtDateScaleEngine(Qt::UTC);
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setAxisScaleEngine(QwtPlot::xBottom, scaleEngine);
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setAxisScaleDraw(QwtPlot::xBottom, scaleDraw);
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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void RiuSummaryQwtPlot::useTimeBasedTimeAxis()
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{
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setAxisScaleEngine(QwtPlot::xBottom, new QwtLinearScaleEngine());
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setAxisScaleDraw(QwtPlot::xBottom, new QwtScaleDraw());
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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bool RiuSummaryQwtPlot::eventFilter(QObject* watched, QEvent* event)
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{
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if(watched == canvas())
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{
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QMouseEvent* mouseEvent = dynamic_cast<QMouseEvent*>(event);
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if(mouseEvent)
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{
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if(mouseEvent->button() == Qt::LeftButton && mouseEvent->type() == QMouseEvent::MouseButtonRelease)
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{
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selectClosestCurve(mouseEvent->pos());
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}
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}
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}
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return QwtPlot::eventFilter(watched, event);
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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void RiuSummaryQwtPlot::leaveEvent(QEvent *)
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{
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if (m_plotMarker->plot())
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{
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m_plotMarker->detach();
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replot();
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}
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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void RiuSummaryQwtPlot::selectClosestCurve(const QPoint& pos)
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{
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QwtPlotCurve* closestCurve = NULL;
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double distMin = DBL_MAX;
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const QwtPlotItemList& itmList = itemList();
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for(QwtPlotItemIterator it = itmList.begin(); it != itmList.end(); it++)
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{
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if((*it)->rtti() == QwtPlotItem::Rtti_PlotCurve)
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{
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QwtPlotCurve* candidateCurve = static_cast<QwtPlotCurve*>(*it);
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double dist = DBL_MAX;
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candidateCurve->closestPoint(pos, &dist);
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if(dist < distMin)
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{
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closestCurve = candidateCurve;
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distMin = dist;
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}
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}
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}
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if(closestCurve && distMin < 20)
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{
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RimSummaryCurve* selectedCurve = m_plotDefinition->findRimCurveFromQwtCurve(closestCurve);
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if(selectedCurve)
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{
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RiaApplication::instance()->getOrCreateAndShowMainPlotWindow()->selectAsCurrentItem(selectedCurve);
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}
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}
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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void RiuSummaryQwtPlot::onZoomedSlot()
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{
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QwtInterval left, right, time;
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currentVisibleWindow(&left, &right, &time);
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this->setZoomWindow(left, right, time);
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m_plotDefinition->updateZoomFromQwt();
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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void RiuSummaryQwtPlot::onAxisClicked(int axis, double value)
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{
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if (!m_plotDefinition) return;
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m_plotDefinition->selectAxisInPropertyEditor(axis);
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}
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