116 lines
3.6 KiB
C++
116 lines
3.6 KiB
C++
/*
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* Copyright (C) 2012 Open Source Robotics Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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#ifndef _INCREMENTAL_PLOT_HH_
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#define _INCREMENTAL_PLOT_HH_
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#include <map>
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#include <list>
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#include <qwt/qwt_plot_magnifier.h>
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#include <qwt/qwt_plot.h>
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#include "gazebo/math/Vector2d.hh"
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#include "gazebo/gui/qt.h"
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#include "gazebo/util/system.hh"
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class QwtPlotCurve;
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class QwtPlotDirectPainter;
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namespace gazebo
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{
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namespace gui
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{
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/// \brief A plotting widget that handles incremental addition of data.
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class GZ_GUI_VISIBLE IncrementalPlot : public QwtPlot
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{
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Q_OBJECT
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/// \brief Constructor
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/// \param[in] _parent Pointer to a parent widget
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public: IncrementalPlot(QWidget *_parent = NULL);
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/// \brief Destructor
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public: virtual ~IncrementalPlot();
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/// \brief Give QT a size hint.
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/// \return Default size of the plot.
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public: virtual QSize sizeHint() const;
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/// \brief Add a new point to a curve.
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/// \param[in] _label Name of the curve to add a point to. A curve
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/// will be added if it doesn't exist.
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/// \param[in] _pt Point to add.
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public slots: void Add(const QString &_label, const QPointF &_pt);
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/// \brief Add new points to a curve.
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/// \param[in] _label Name of the curve to add a point to. A curve
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/// will be added if it doesn't exist.
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/// \param[in] _pt Points to add.
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public slots: void Add(const QString &_label,
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const std::list<QPointF> &_pts);
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/// \brief Clear a single curve from the plot.
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/// \param[in] _label Name of the curve to remove.
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public: void Clear(const QString &_label);
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/// \brief Clear all points from the plot.
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public: void Clear();
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/// \brief Return true if the plot has the labled curve.
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/// \param[in] _label Name of the curve to check for.
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/// \return True if _label is currently plotted.
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public: bool HasCurve(const QString &_label);
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/// \brief Update all the curves in the plot
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public: void Update();
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/// \brief Used to accept drag enter events.
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/// \param[in] _evt The drag event.
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protected: void dragEnterEvent(QDragEnterEvent *_evt);
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/// \brief Used to accept drop events.
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/// \param[in] _evt The drop event.
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protected: void dropEvent(QDropEvent *_evt);
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/// \brief Adjust a curve to fit new data.
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/// \param[in] _curve Curve to adjust
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private: void AdjustCurve(QwtPlotCurve *_curve);
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/// \brief Add a named curve.
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/// \param[in] _label Name of the curve.
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/// \return A pointer to the new curve.
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private: QwtPlotCurve *AddCurve(const QString &_label);
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/// \def DiagnosticTimerPtr
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/// \brief A map of strings to qwt plot curves.
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private: typedef std::map<QString, QwtPlotCurve *> CurveMap;
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/// \brief The curve to draw.
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private: CurveMap curves;
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/// \brief Drawing utility
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private: QwtPlotDirectPainter *directPainter;
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/// \brief Pointer to the plot maginfier
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private: QwtPlotMagnifier *magnifier;
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};
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}
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}
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#endif
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