IncrementalPlot.hh

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/*
 * Copyright (C) 2012-2014 Open Source Robotics Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
*/

#ifndef _INCREMENTAL_PLOT_HH_
#define _INCREMENTAL_PLOT_HH_

#include <map>
#include <list>

#include <qwt/qwt_plot_magnifier.h>
#include <qwt/qwt_plot.h>

#include "gazebo/math/Vector2d.hh"

#include "gazebo/gui/qt.h"
#include "gazebo/util/system.hh"

class QwtPlotCurve;
class QwtPlotDirectPainter;

namespace gazebo
{
  namespace gui
  {
    class GAZEBO_VISIBLE IncrementalPlot : public QwtPlot
    {
      Q_OBJECT

      public: IncrementalPlot(QWidget *_parent = NULL);

      public: virtual ~IncrementalPlot();

      public: virtual QSize sizeHint() const;

      public slots: void Add(const QString &_label, const QPointF &_pt);

      public slots: void Add(const QString &_label,
                             const std::list<QPointF> &_pts);

      public: void Clear(const QString &_label);

      public: void Clear();

      public: bool HasCurve(const QString &_label);

      public: void Update();

      protected: void dragEnterEvent(QDragEnterEvent *_evt);

      protected: void dropEvent(QDropEvent *_evt);

      private: void AdjustCurve(QwtPlotCurve *_curve);

      private: QwtPlotCurve *AddCurve(const QString &_label);

      private: typedef std::map<QString, QwtPlotCurve *> CurveMap;

      private: CurveMap curves;

      private: QwtPlotDirectPainter *directPainter;

      private: QwtPlotMagnifier *magnifier;
    };
  }
}
#endif