plotwidget.h

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#ifndef UPDRAFT_SRC_PLUGINS_IGCVIEWER_PLOTWIDGET_H_
#define UPDRAFT_SRC_PLUGINS_IGCVIEWER_PLOTWIDGET_H_

#include <QColor>
#include <QPen>
#include <QWidget>
#include <QTextEdit>
#include <QTime>

#include "igcinfo.h"
#include "plotaxes.h"
#include "graphlabels.h"
#include "infotexts.h"
#include "plotpainters.h"

namespace Updraft {
namespace IgcViewer {

struct PickData {
  PickData(int xLine_, int fixIndex_)
    : xLine(xLine_), fixIndex(fixIndex_) {}

  int xLine;

  int fixIndex;
};

class PlotWidget : public QWidget {
  Q_OBJECT

 public:
  PlotWidget(SegmentInfo* segmentInfo, FixInfo* altitudeInfo,
    FixInfo* verticalSpeedInfo, FixInfo *groundSpeedInfo);

  void addPickedFix(int index);

  void addPickedLine(int x);

  QList<QString>* getSegmentsStatTexts();
  QList<QString>* getPointsStatTexts();

 signals:
  void updateCurrentInfo(const QString& text);

  void updateText();

  void fixWasPicked(int index);

  void fixIsPointedAt(int index);

  void clearMarkers();

 private:
  void paintEvent(QPaintEvent* paintEvent);
  void mouseMoveEvent(QMouseEvent* mouseEvent);
  void mousePressEvent(QMouseEvent* mouseEvent);
  void leaveEvent(QEvent* leaveEvent);
  void resizeEvent(QResizeEvent* resizeEvent);

  QSize sizeHint() const;

  void redrawGraphPicture();

  QString createPointStatText(int xLine, int fixListIndex);
  QString createSegmentStatText(int startPointIndex, int endPointIndex);

  void updatePickedTexts(int i);

  void resetStats();

  QTime getTimeFromSecs(int timeInSecs);

  int chooseFixIndex(int start, int end);

  int xLine;

  QList<PickData> pickedFixes;

  QList<int> pickedPositions;

  QList<QString> segmentsStatTexts;

  QList<QString> pickedFixesStatTexts;

  QImage* graphPicture;

  QVector<Label*> labels;
  PickedLabel* pickedLabel;

  PlotAxes *altitudeAxes;
  PlotAxes *verticalSpeedAxes;
  PlotAxes *groundSpeedAxes;

  AltitudePlotPainter* altitudePlotPainter;
  VerticalSpeedPlotPainter* verticalSpeedPlotPainter;
  GroundSpeedPlotPainter* groundSpeedPlotPainter;

  SegmentInfo* segmentInfo;
  FixInfo* altitudeInfo;
  FixInfo* verticalSpeedInfo;
  FixInfo *groundSpeedInfo;

  bool mouseOver;

  static const int OFFSET_X = 15;
  static const int OFFSET_Y = 10;

  static const QColor BG_COLOR;
  static const QPen ALTITUDE_PEN;
  static const QPen VERTICAL_SPEED_PEN;
  static const QPen GROUND_SPEED_PEN;

  static const QPen MOUSE_LINE_PEN;
  static const QPen MOUSE_LINE_PICKED_PEN;
};

}  // End namespace Updraft
}  // End namespace IgcViewer

#endif  // UPDRAFT_SRC_PLUGINS_IGCVIEWER_PLOTWIDGET_H_