mirror of
https://github.com/jkriege2/JKQtPlotter.git
synced 2024-11-16 10:35:49 +08:00
f40bb2010d
NEW: autoscaling for barcharts works now, also when stacked and unstacked charts are combined in one plot NEW: proper styling for financial graphs in style.ini-files REWORKED: separation and gruping factor for barcharts on autoscaling doc update
364 lines
16 KiB
C++
364 lines
16 KiB
C++
/*
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Copyright (c) 2008-2024 Jan W. Krieger (<jan@jkrieger.de>)
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This software is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License (LGPL) as published by
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the Free Software Foundation, either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License (LGPL) for more details.
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You should have received a copy of the GNU Lesser General Public License (LGPL)
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef jkqtpgraphsbarchart_H
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#define jkqtpgraphsbarchart_H
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#include <QString>
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#include <QPainter>
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#include <QPair>
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#include "jkqtplotter/jkqtptools.h"
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#include "jkqtplotter/jkqtplotter_imexport.h"
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#include "jkqtplotter/jkqtpgraphsbase.h"
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#include "jkqtplotter/jkqtpgraphsbaseerrors.h"
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#include "jkqtplotter/jkqtpgraphsbasestylingmixins.h"
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#include "jkqtplotter/graphs/jkqtpbarchartbase.h"
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/** \brief This implements a vertical bar graph with bars between \f$ y=\mbox{baseline} \f$ and \f$ y=f(x) \f$
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* \ingroup jkqtplotter_barcharts
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*
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*
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* This class draws vertical bargraphs. The basic properties are defined and documented with JKQTPBarGraphBase .
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*
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* The a horizontal is defined by a series of datapoints \c (x,y=f(x)) .
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* Bars are then drawn fromm a baseline (often \c =0 ) to the value \c y=f(x) at each position \c x .
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* Thus the class is derived from JKQTPXYBaselineGraph, which provides a baseline as well as columns for \c x and \c y values.
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*
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* \image html JKQTPBarVerticalGraph.png
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*
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* \see \ref JKQTPlotterBarcharts, jkqtpstatAddHHistogram1D(), jkqtpstatAddHHistogram1DAutoranged()
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*
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*
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*/
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class JKQTPLOTTER_LIB_EXPORT JKQTPBarVerticalGraph: public JKQTPBarGraphBase {
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Q_OBJECT
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public:
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/** \brief class constructor */
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JKQTPBarVerticalGraph(JKQTBasePlotter* parent=nullptr);
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/** \brief class constructor */
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JKQTPBarVerticalGraph(JKQTPlotter* parent);
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/** \brief plots the graph to the plotter object specified as parent */
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virtual void draw(JKQTPEnhancedPainter& painter) override;
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/** \copydoc JKQTPPlotElement::getXMinMax() */
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virtual bool getXMinMax(double& minx, double& maxx, double& smallestGreaterZero) override;
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/** \copydoc JKQTPPlotElement::getYMinMax() */
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virtual bool getYMinMax(double& miny, double& maxy, double& smallestGreaterZero) override;
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public Q_SLOTS:
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protected:
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/** \brief this function is used by autoscaleBarWidthAndShift() to determine whether a given graph shall be taken into account when autoscaling.
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* Typically this returns \c true for all JKQTPBarGraphBase-derved objects with the same orientation (horizontal or vertical) */
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virtual bool considerForAutoscaling( JKQTPBarGraphBase* other) const override;
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};
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/*! \brief This implements a vertical bar graph with bars between \f$ y=\mbox{baseline} \f$ and \f$ y=f(x) \f$
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* and error indicator
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* \ingroup jkqtplotter_barcharts
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*
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* This works much the same as JKQTPBarHorizontalGraph, but also draws error indicators.
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* Here is an example output:
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*
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* \image html JKQTPBarVerticalErrorGraph.png
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*
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* Error indicators are defined and styled with the functions from JKQTPYGraphErrors .
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*
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* \see jkqtpstatAddYErrorBarGraph(), JKQTPBarVerticalGraph, \ref JKQTPlotterBarcharts
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*/
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class JKQTPLOTTER_LIB_EXPORT JKQTPBarVerticalErrorGraph: public JKQTPBarVerticalGraph, public JKQTPYGraphErrors {
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Q_OBJECT
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public:
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/** \brief class constructor */
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JKQTPBarVerticalErrorGraph(JKQTBasePlotter* parent=nullptr);
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/** \brief class constructor */
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JKQTPBarVerticalErrorGraph(JKQTPlotter* parent);
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/** \copydoc JKQTPGraph::usesColumn() */
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virtual bool usesColumn(int c) const override;
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/** \brief get the maximum and minimum y-value of the graph
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*
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* The result is given in the two parameters which are call-by-reference parameters!
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*/
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virtual bool getYMinMax(double& miny, double& maxy, double& smallestGreaterZero) override;
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/** \brief returns the column that contains the bar height errors */
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int getBarErrorColumn() const;
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/** \brief returns the column that contains the lower bar height errors */
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int getBarLowerErrorColumn() const;
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/** \brief returns the error style of the bar */
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JKQTPErrorPlotstyle getBarErrorStyle() const;
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/** \brief returns whether the errors of the bars are symmetric */
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bool getBarErrorSymmetric() const;
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public Q_SLOTS:
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/** \brief sets whether the errors of the bars are symmetric */
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void setBarErrorSymmetric(bool __value);
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/** \brief sets the error style of the bar */
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void setBarErrorStyle(JKQTPErrorPlotstyle __value);
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/** \brief sets the column that contains the bar height errors */
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void setBarErrorColumn(int column) ;
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/** \brief sets the column that contains the bar height errors */
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void setBarErrorColumn(size_t column) ;
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/** \brief sets the column that contains the bar height errors */
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void setBarLowerErrorColumn(int column) ;
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/** \brief sets the column that contains the bar height errors */
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void setBarLowerErrorColumn(size_t column) ;
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protected:
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/** \brief this function is used to plot error inidcators before plotting the graphs. */
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virtual void drawErrorsAfter(JKQTPEnhancedPainter& painter) override;
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};
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/** \brief This implements a horizontal bar graph with bars between \f$ x=\mbox{baseline} \f$ and \f$ x=f(y) \f$
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* \ingroup jkqtplotter_barcharts
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*
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* This class draws horizontal bargraphs. The basic properties are defined and documented with JKQTPBarGraphBase .
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*
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* The a horizontal is defined by a series of datapoints \c (y,x=f(y)) .
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* Bars are then drawn fromm a baseline (often \c =0 ) to the value \c x=f(y) at each position \c y.
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* Thus the class is derived from JKQTPXYBaselineGraph, which provides a baseline as well as columns for \c x and \c y values.
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*
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* \image html JKQTPBarHorizontalGraph.png
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*
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* \see \ref JKQTPlotterBarcharts, jkqtpstatAddVHistogram1D(), jkqtpstatAddVHistogram1DAutoranged()
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*
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*
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*/
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class JKQTPLOTTER_LIB_EXPORT JKQTPBarHorizontalGraph: public JKQTPBarGraphBase {
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Q_OBJECT
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public:
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/** \brief class constructor */
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JKQTPBarHorizontalGraph(JKQTBasePlotter* parent=nullptr);
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/** \brief class constructor */
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JKQTPBarHorizontalGraph(JKQTPlotter* parent);
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/** \brief plots the graph to the plotter object specified as parent */
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virtual void draw(JKQTPEnhancedPainter& painter) override;
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/** \copydoc JKQTPPlotElement::getXMinMax() */
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virtual bool getXMinMax(double& minx, double& maxx, double& smallestGreaterZero) override;
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/** \copydoc JKQTPPlotElement::getYMinMax() */
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virtual bool getYMinMax(double& miny, double& maxy, double& smallestGreaterZero) override;
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/** \brief returns the column used as "key" for the current graph (typically this call getXColumn(), but for horizontal graphs like filled curves or barcharts it may call getYColumn() ) */
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virtual int getKeyColumn() const override;
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/** \brief returns the column used as "value" for the current graph (typically this call getXColumn(), but for horizontal graphs like filled curves or barcharts it may call getYColumn() ) */
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virtual int getValueColumn() const override;
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public Q_SLOTS:
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/** \brief sets the column used as "key" for the current graph (typically this call setXColumn(), but for horizontal graphs like filled curves or barcharts it may call setYColumn() ) */
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virtual void setKeyColumn(int __value) override;
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/** \brief sets the column used as "value" for the current graph (typically this call setXColumn(), but for horizontal graphs like filled curves or barcharts it may call setYColumn() ) */
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virtual void setValueColumn(int __value) override;
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protected:
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/** \brief this function is used by autoscaleBarWidthAndShift() to determine whether a given graph shall be taken into account when autoscaling.
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* Typically this returns \c true for all JKQTPBarGraphBase-derved objects with the same orientation (horizontal or vertical) */
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virtual bool considerForAutoscaling( JKQTPBarGraphBase* other) const override;
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};
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/*! \brief This implements a horizontal bar graph with bars between \f$ x=\mbox{baseline} \f$ and \f$ x=f(y) \f$
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* and error indicator
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* \ingroup jkqtplotter_barcharts
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*
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* This works much the same as JKQTPBarHorizontalGraph, but also draws error indicators.
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* Here is an example output:
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*
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* \image html JKQTPBarHorizontalErrorGraph.png
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*
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* Error indicators are defined and styled by functions from JKQTPXGraphErrors.
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*
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* \see jkqtpstatAddXErrorBarGraph(), JKQTPBarHorizontalGraph, \ref JKQTPlotterBarcharts
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*
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*/
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class JKQTPLOTTER_LIB_EXPORT JKQTPBarHorizontalErrorGraph: public JKQTPBarHorizontalGraph, public JKQTPXGraphErrors {
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Q_OBJECT
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public:
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/** \brief class constructor */
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JKQTPBarHorizontalErrorGraph(JKQTBasePlotter* parent=nullptr);
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/** \brief class constructor */
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JKQTPBarHorizontalErrorGraph(JKQTPlotter* parent);
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/** \copydoc JKQTPGraph::usesColumn() */
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virtual bool usesColumn(int c) const override;
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/** \copydoc JKQTPPlotElement::getXMinMax() */
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virtual bool getXMinMax(double& minx, double& maxx, double& smallestGreaterZero) override;
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/** \brief returns the column that contains the bar height errors */
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int getBarErrorColumn() const;
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/** \brief returns the column that contains the lower bar height errors */
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int getBarLowerErrorColumn() const;
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/** \brief returns the error style of the bar */
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JKQTPErrorPlotstyle getBarErrorStyle() const;
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/** \brief returns whether the errors of the bars are symmetric */
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bool getBarErrorSymmetric() const;
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public Q_SLOTS:
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/** \brief sets whether the errors of the bars are symmetric */
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void setBarErrorSymmetric(bool __value);
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/** \brief sets the error style of the bar */
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void setBarErrorStyle(JKQTPErrorPlotstyle __value);
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/** \brief sets the column that contains the bar height errors */
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void setBarErrorColumn(int column) ;
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/** \brief sets the column that contains the bar height errors */
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void setBarErrorColumn(size_t column) ;
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/** \brief sets the column that contains the bar height errors */
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void setBarLowerErrorColumn(int column) ;
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/** \brief sets the column that contains the bar height errors */
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void setBarLowerErrorColumn(size_t column) ;
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protected:
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/** \brief this function is used to plot error inidcators before plotting the graphs. */
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virtual void drawErrorsAfter(JKQTPEnhancedPainter& painter) override;
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};
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/*! \brief This implements a vertical bar graph with bars between \f$ y=\mbox{baseline} \f$ and \f$ y=f(x) \f$
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* Optionally several graphs of this type may be stacked on top of each other
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* \ingroup jkqtplotter_barcharts
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*
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* Draw stacked barcharts by connecting several plots by calling \c setStackedParent(belowPlot) for each plot
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*
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* \image html JKQTPBarVerticalGraphStacked.png
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*
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* \see JKQTPBarVerticalGraph, \ref JKQTPlotterStackedBarChart
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*/
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class JKQTPLOTTER_LIB_EXPORT JKQTPBarVerticalStackableGraph: public JKQTPBarVerticalGraph, public JKQTPBarGraphStackInternalInterface {
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Q_OBJECT
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public:
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/** \brief class constructor */
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JKQTPBarVerticalStackableGraph(JKQTBasePlotter* parent=nullptr);
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/** \brief class constructor */
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JKQTPBarVerticalStackableGraph(JKQTPlotter* parent);
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/** \brief stacks this barchart upon the given \a parentGraph */
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void stackUpon(JKQTPBarVerticalStackableGraph* parentGraph);
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/** \brief unstacks this graph (i.e. deletes the parent graph in the stack) */
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void dontStackUpon();
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/** \brief returns the stack parent graph, or \c nullptr */
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const JKQTPBarVerticalStackableGraph* getStackParent() const;
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/** \brief returns the stack parent graph, or \c nullptr */
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JKQTPBarVerticalStackableGraph* getStackParent();
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protected:
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/** \brief if set (!=nullptr), the current plot is drawn stacked onto this plot
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*
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* draw stacked barcharts by connecting several plots by calling \c setStackedParent(belowPlot) for each plot
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*/
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JKQTPBarVerticalStackableGraph* stackParent;
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/** \brief used to generate stacked plots: returns the upper boundary of the parent plot in a stack, for the index-th datapoint */
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double getParentStackedMax(int index) const ;
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/** \copydoc JKQTPBarGraphBase::hasStackParent() */
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virtual bool hasStackParent() const override;
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/** \brief used to generate stacked plots: returns the upper boundary of this plot in a stack, for the index-th datapoint */
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double getStackedMax(int index) const;
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/** \copydoc JKQTPBarGraphStackInternalInterface::getBottomOfStack() */
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virtual JKQTPBarGraphBase* getBottomOfStack() override;
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};
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/*! \brief This implements a horizontal bar graph with bars between \f$ x=\mbox{baseline} \f$ and \f$ x=f(y) \f$
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* Optionally several graphs of this type may be stacked on top of each other
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* \ingroup jkqtplotter_barcharts
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*
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* Draw stacked barcharts by connecting several plots by calling \c setStackedParent(belowPlot) for each plot
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*
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* \image html JKQTPBarHorizontalGraphStacked.png
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*
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*
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* \see JKQTPBarHorizontalGraph, \ref JKQTPlotterStackedBarChart
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*/
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class JKQTPLOTTER_LIB_EXPORT JKQTPBarHorizontalStackableGraph: public JKQTPBarHorizontalGraph, public JKQTPBarGraphStackInternalInterface {
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Q_OBJECT
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public:
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/** \brief class constructor */
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JKQTPBarHorizontalStackableGraph(JKQTBasePlotter* parent=nullptr);
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/** \brief class constructor */
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JKQTPBarHorizontalStackableGraph(JKQTPlotter* parent);
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/** \brief stacks this barchart upon the given \a parentGraph */
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void stackUpon(JKQTPBarHorizontalStackableGraph* parentGraph);
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/** \brief unstacks this graph (i.e. deletes the parent graph in the stack) */
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void dontStackUpon();
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/** \brief returns the stack parent graph, or \c nullptr */
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const JKQTPBarHorizontalStackableGraph* getStackParent() const;
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/** \brief returns the stack parent graph, or \c nullptr */
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JKQTPBarHorizontalStackableGraph* getStackParent() ;
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protected:
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/** \brief if set (!=nullptr), the current plot is drawn stacked onto this plot
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*
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* draw stacked barcharts by connecting several plots by calling \c setStackedParent(belowPlot) for each plot
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*/
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JKQTPBarHorizontalStackableGraph* stackParent;
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/** \brief used to generate stacked plots: returns the upper boundary of the parent plot in a stack, for the index-th datapoint */
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virtual double getParentStackedMax(int index) const override;
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/** \copydoc JKQTPBarGraphBase::hasStackParent() */
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virtual bool hasStackParent() const override;
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/** \brief used to generate stacked plots: returns the upper boundary of this plot in a stack, for the index-th datapoint */
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double getStackedMax(int index) const;
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/** \copydoc JKQTPBarGraphStackInternalInterface::getBottomOfStack() */
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virtual JKQTPBarGraphBase* getBottomOfStack() override;
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};
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#endif // jkqtpgraphsbarchart_H
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