ResInsight/ApplicationCode/UserInterface/RiuSummaryQwtPlot.cpp
2016-10-14 15:06:21 +02:00

315 lines
10 KiB
C++

/////////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2016- Statoil ASA
//
// ResInsight is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.
//
// See the GNU General Public License at <http://www.gnu.org/licenses/gpl.html>
// for more details.
//
/////////////////////////////////////////////////////////////////////////////////
#include "RiuSummaryQwtPlot.h"
#include "RiaApplication.h"
#include "RimSummaryCurve.h"
#include "RimSummaryPlot.h"
#include "RiuMainPlotWindow.h"
#include "RiuQwtScalePicker.h"
#include "qwt_date_scale_draw.h"
#include "qwt_date_scale_engine.h"
#include "qwt_legend.h"
#include "qwt_plot_curve.h"
#include "qwt_plot_grid.h"
#include "qwt_plot_layout.h"
#include "qwt_plot_panner.h"
#include "qwt_plot_zoomer.h"
#include "qwt_scale_engine.h"
#include <QEvent>
#include <QWheelEvent>
#include <float.h>
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
RiuSummaryQwtPlot::RiuSummaryQwtPlot(RimSummaryPlot* plotDefinition, QWidget* parent) : QwtPlot(parent)
{
Q_ASSERT(plotDefinition);
m_plotDefinition = plotDefinition;
m_grid = new QwtPlotGrid;
m_grid->attach(this);
setDefaults();
// LeftButton for the zooming
m_zoomerLeft = new QwtPlotZoomer(canvas());
m_zoomerLeft->setRubberBandPen(QColor(Qt::black));
m_zoomerLeft->setTrackerMode(QwtPicker::AlwaysOff);
m_zoomerLeft->setTrackerPen(QColor(Qt::black));
m_zoomerLeft->initMousePattern(1);
// MidButton for the panning
QwtPlotPanner* panner = new QwtPlotPanner(canvas());
panner->setMouseButton(Qt::MidButton);
connect(m_zoomerLeft, SIGNAL(zoomed( const QRectF & )), SLOT(onZoomedSlot()));
connect(panner, SIGNAL(panned( int , int )), SLOT(onZoomedSlot()));
// Attach a zoomer for the right axis
m_zoomerRight = new QwtPlotZoomer(canvas());
m_zoomerRight->setAxis(xTop, yRight);
m_zoomerRight->setTrackerMode(QwtPicker::AlwaysOff);
RiuQwtScalePicker* scalePicker = new RiuQwtScalePicker(this);
connect(scalePicker, SIGNAL(clicked(int, double)), this, SLOT(onAxisClicked(int, double)));
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
RiuSummaryQwtPlot::~RiuSummaryQwtPlot()
{
m_grid->detach();
delete m_grid;
if (m_plotDefinition)
{
m_plotDefinition->handleViewerDeletion();
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
RimSummaryPlot* RiuSummaryQwtPlot::ownerPlotDefinition()
{
return m_plotDefinition;
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RiuSummaryQwtPlot::currentVisibleWindow(QwtInterval* leftAxis, QwtInterval* rightAxis, QwtInterval* timeAxis) const
{
*leftAxis = axisScaleDiv(yLeft).interval();
*rightAxis = axisScaleDiv(yRight).interval();
*timeAxis = axisScaleDiv(xBottom).interval();
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RiuSummaryQwtPlot::setZoomWindow(const QwtInterval& leftAxis, const QwtInterval& rightAxis, const QwtInterval& timeAxis)
{
{
QRectF zoomWindow;
zoomWindow.setLeft(timeAxis.minValue());
zoomWindow.setRight(timeAxis.maxValue());
zoomWindow.setTop(leftAxis.maxValue());
zoomWindow.setBottom(leftAxis.minValue());
m_zoomerLeft->zoom(zoomWindow);
}
{
QRectF zoomWindow;
zoomWindow.setLeft(timeAxis.minValue());
zoomWindow.setRight(timeAxis.maxValue());
zoomWindow.setTop(rightAxis.maxValue());
zoomWindow.setBottom(rightAxis.minValue());
m_zoomerRight->zoom(zoomWindow);
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RiuSummaryQwtPlot::setDefaults()
{
QPalette newPalette(palette());
newPalette.setColor(QPalette::Background, Qt::white);
setPalette(newPalette);
setAutoFillBackground(true);
setCanvasBackground(Qt::white);
QFrame* canvasFrame = dynamic_cast<QFrame*>(canvas());
if (canvasFrame)
{
canvasFrame->setFrameShape(QFrame::NoFrame);
}
canvas()->setMouseTracking(true);
canvas()->installEventFilter(this);
QPen gridPen(Qt::SolidLine);
gridPen.setColor(Qt::lightGray);
m_grid->setPen(gridPen);
enableAxis(QwtPlot::xBottom, true);
enableAxis(QwtPlot::yLeft, true);
enableAxis(QwtPlot::xTop, false);
enableAxis(QwtPlot::yRight, false);
plotLayout()->setAlignCanvasToScales(true);
QwtDateScaleDraw* scaleDraw = new QwtDateScaleDraw(Qt::UTC);
scaleDraw->setDateFormat(QwtDate::Year, QString("dd-MM-yyyy"));
QwtDateScaleEngine* scaleEngine = new QwtDateScaleEngine(Qt::UTC);
setAxisScaleEngine(QwtPlot::xBottom, scaleEngine);
setAxisScaleDraw(QwtPlot::xBottom, scaleDraw);
QFont xAxisFont = axisFont(QwtPlot::xBottom);
xAxisFont.setPixelSize(11);
setAxisFont(QwtPlot::xBottom, xAxisFont);
setAxisMaxMinor(QwtPlot::xBottom, 2);
QFont yAxisFont = axisFont(QwtPlot::yLeft);
yAxisFont.setPixelSize(11);
setAxisFont(QwtPlot::yLeft, yAxisFont);
setAxisMaxMinor(QwtPlot::yLeft, 3);
QwtText axisTitleY = axisTitle(QwtPlot::yLeft);
QFont yAxisTitleFont = axisTitleY.font();
yAxisTitleFont.setPixelSize(11);
yAxisTitleFont.setBold(false);
axisTitleY.setFont(yAxisTitleFont);
axisTitleY.setRenderFlags(Qt::AlignRight);
setAxisTitle(QwtPlot::yLeft, axisTitleY);
QwtLegend* legend = new QwtLegend(this);
// The legend will be deleted in the destructor of the plot or when
// another legend is inserted.
this->insertLegend(legend, BottomLegend);
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
bool RiuSummaryQwtPlot::eventFilter(QObject* watched, QEvent* event)
{
if(watched == canvas())
{
QWheelEvent* wheelEvent = dynamic_cast<QWheelEvent*>(event);
if(wheelEvent)
{
#if 0
if(!m_plotDefinition)
{
return QwtPlot::eventFilter(watched, event);
}
if(wheelEvent->modifiers() & Qt::ControlModifier)
{
QwtScaleMap scaleMap = canvasMap(QwtPlot::yLeft);
double zoomCenter = scaleMap.invTransform(wheelEvent->pos().y());
if(wheelEvent->delta() > 0)
{
plotDefinition->setDepthZoomByFactorAndCenter(RIU_SCROLLWHEEL_ZOOMFACTOR, zoomCenter);
}
else
{
plotDefinition->setDepthZoomByFactorAndCenter(1.0/RIU_SCROLLWHEEL_ZOOMFACTOR, zoomCenter);
}
}
else
{
plotDefinition->panDepth(wheelEvent->delta() < 0 ? RIU_SCROLLWHEEL_PANFACTOR : -RIU_SCROLLWHEEL_PANFACTOR);
}
event->accept();
return true;
#endif
}
else
{
QMouseEvent* mouseEvent = dynamic_cast<QMouseEvent*>(event);
if(mouseEvent)
{
if(mouseEvent->button() == Qt::LeftButton && mouseEvent->type() == QMouseEvent::MouseButtonRelease)
{
selectClosestCurve(mouseEvent->pos());
}
}
}
}
return QwtPlot::eventFilter(watched, event);
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RiuSummaryQwtPlot::selectClosestCurve(const QPoint& pos)
{
QwtPlotCurve* closestCurve = NULL;
double distMin = DBL_MAX;
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;
candidateCurve->closestPoint(pos, &dist);
if(dist < distMin)
{
closestCurve = candidateCurve;
distMin = dist;
}
}
}
if(closestCurve && distMin < 20)
{
RimSummaryCurve* selectedCurve = m_plotDefinition->findRimCurveFromQwtCurve(closestCurve);
if(selectedCurve)
{
RiaApplication::instance()->getOrCreateAndShowMainPlotWindow()->selectAsCurrentItem(selectedCurve);
}
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RiuSummaryQwtPlot::onZoomedSlot()
{
QwtInterval left, right, time;
currentVisibleWindow(&left, &right, &time);
this->setZoomWindow(left, right, time);
m_plotDefinition->updateZoomFromQwt();
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RiuSummaryQwtPlot::onAxisClicked(int axis, double value)
{
if (!m_plotDefinition) return;
m_plotDefinition->selectAxisInPropertyEditor(axis);
}