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https://github.com/OPM/ResInsight.git
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130 lines
5.5 KiB
C++
130 lines
5.5 KiB
C++
/////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2015- Statoil ASA
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// Copyright (C) 2015- Ceetron Solutions AS
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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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#pragma once
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#include "qwt_symbol.h"
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#include "qwt_plot_curve.h"
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#include "qwt_plot_intervalcurve.h"
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class RiuErrorBarsQwtPlotCurve;
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//==================================================================================================
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//
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// If infinite data is present in the curve data, Qwt is not able to draw a nice curve.
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// This class assumes that inf data is removed, and segments to be draw are indicated by start/stop indices into curve data.
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//
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// Single values in the curve are drawn using a CrossX symbol
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//
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// Here you can see the curve segments visualized. Curve segments are drawn between vector indices.
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//
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// 0 - 1
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// 5 - 7
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// 9 -10
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//
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// / ^
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// / / \
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// Curve / / \ ----- X
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//
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// Values 1.0|2.0|inf|inf|inf|1.0|2.0|1.0|inf|1.0|1.0|inf|1.0|inf
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// Vec index 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10| 11| 12| 13
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//==================================================================================================
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class RiuLineSegmentQwtPlotCurve : public QwtPlotCurve
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{
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public:
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explicit RiuLineSegmentQwtPlotCurve(const QString &title = QString::null);
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virtual ~RiuLineSegmentQwtPlotCurve();
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void setSamplesFromXValuesAndYValues(const std::vector<double>& xValues,
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const std::vector<double>& yValues,
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bool keepOnlyPositiveValues);
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void setSamplesFromXValuesAndYValues(const std::vector<double>& xValues,
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const std::vector<double>& yValues,
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const std::vector<double>& yErrorValues,
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bool keepOnlyPositiveValues);
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void setSamplesFromDatesAndYValues(const std::vector<QDateTime>& dateTimes,
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const std::vector<double>& yValues,
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bool keepOnlyPositiveValues);
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void setSamplesFromTimeTAndYValues(const std::vector<time_t>& dateTimes,
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const std::vector<double>& yValues,
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bool keepOnlyPositiveValues);
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void setSamplesFromTimeTAndYValues(const std::vector<time_t>& dateTimes,
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const std::vector<double>& yValues,
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const std::vector<double>& yErrorValues,
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bool keepOnlyPositiveValues);
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void setLineSegmentStartStopIndices(const std::vector< std::pair<size_t, size_t> >& lineSegmentStartStopIndices);
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void setSymbolSkipPixelDistance(float distance);
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void attach(QwtPlot *plot);
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void detach();
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void clearErrorBars();
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void showErrorBars(bool show);
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void setErrorBarsColor(QColor color);
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protected:
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virtual void drawCurve(QPainter* p, int style,
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const QwtScaleMap& xMap, const QwtScaleMap& yMap,
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const QRectF& canvasRect,
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int from, int to) const;
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virtual void drawSymbols(QPainter *p, const QwtSymbol &symbol,
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const QwtScaleMap &xMap,
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const QwtScaleMap &yMap,
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const QRectF &canvasRect,
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int from, int to) const override;
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private:
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static std::vector<double> fromQDateTime(const std::vector<QDateTime>& dateTimes);
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static std::vector<double> fromTime_t(const std::vector<time_t>& timeSteps);
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private:
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std::vector< std::pair<size_t, size_t> > m_polyLineStartStopIndices;
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float m_symbolSkipPixelDistance;
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bool m_showErrorBars;
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QwtPlotIntervalCurve* m_errorBars;
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QwtPlot* m_attachedToPlot;
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};
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//--------------------------------------------------------------------------------------------------
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/// This class overrides renderSymbols to draw symbols and labels.
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/// The label is only visible in the legend, while it is clipped in the plot.
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/// Therefore the method RiuLineSegmentQwtPlotCurve::drawSymbols also draw labels to have labels
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/// in the plot as well.
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//--------------------------------------------------------------------------------------------------
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class RiuCurveQwtSymbol : public QwtSymbol
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{
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public:
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RiuCurveQwtSymbol(QwtSymbol::Style style, const QString& label);
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virtual void renderSymbols(QPainter *painter, const QPointF *points, int numPoints) const override;
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QString label() const { return m_label; }
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private:
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QString m_label;
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};
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