routeProfileWidget.h

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/*******************************************************************************
** Copyright (c) 2020 MaK Technologies, Inc.
** All rights reserved.
*******************************************************************************/

#pragma once

#if !defined(Q_MOC_RUN)
#include <vrfGuiCommonQt/vrfGuiCommonQt.h>
#include <vrfGuiCommonQt/terrainProfileWidget.h>
#endif

#include <qwt_symbol.h>

namespace makVrf
{
   class DT_DLL_VRFGUICOMMONQT DtRouteProfileWidget : public DtTerrainProfileWidget
   {
      Q_OBJECT

   public:

      typedef unsigned DtRouteMarkerId;

      static const DtRouteMarkerId theInvalidMarkerId;
      static const unsigned theInvalidVertexIndex;

      struct DtRouteMarker
      {
         unsigned afterVertex;
         double fractionToNextVertex;
         QwtPlotMarker* plotMarker;
      };
      typedef std::map<DtRouteMarkerId, DtRouteMarker> DtRouteMarkerMap;

      typedef std::set<DtRouteMarkerId> DtRouteMarkerIdSet;

      DtRouteProfileWidget(makVrv::DtDe& de, QWidget* parent = NULL, const Qt::WindowFlags& flags = 0);

      virtual ~DtRouteProfileWidget() override;

      virtual DtVector geocentricPositionOfMarker(DtRouteMarkerId markerId) const;

      virtual DtVector geocentricPositionOfVertex(unsigned vertex) const;

      unsigned numberOfVertices() const;

      virtual DtRouteMarkerId addRouteMarker(unsigned afterVertex, double fractionToNextVertex, 
         const QString& label, QwtSymbol::Style symbol);
      virtual DtRouteMarkerId addRouteMarker(unsigned afterVertex, double fractionToNextVertex, 
         const QString& label, const std::string& modelDefinition);

      virtual void removeRouteMarker(DtRouteMarkerId markerId);

      virtual bool moveRouteMarker(DtRouteMarkerId markerId, unsigned afterVertex, double fractionToNextVertex,
         unsigned* newAfterVertex = 0, double* newFractionToNextVertex = 0);

      virtual void changeRouteMarkerLabel(DtRouteMarkerId markerId, const QString& label);

      virtual bool isMarkerHidden(DtRouteMarkerId markerId) const;

      virtual void hideRouteMarker(DtRouteMarkerId markerId);

      virtual void showRouteMarker(DtRouteMarkerId markerId);

      virtual void setCursor(Qt::CursorShape shape);

      virtual void selectRouteMarker(DtRouteMarkerId markerId);

      virtual void selectVertex(unsigned vertexIndex);

      virtual bool closestRouteLocationToLastCursorPosition(unsigned& afterVertex, double& fractionToNextVertex);

      virtual bool closestRouteLocationToLastDatabasePosition(const DtVector& dbLocation, unsigned& afterVertex, double& fractionToNextVertex);

      virtual void closestValidRouteLocation(unsigned afterVertex, double fractionToNextVertex,
         unsigned& afterVertexValid, double& fractionToNextVertexValid);

      virtual bool invalidMarkerList(DtRouteMarkerIdSet& idSet) const;

   signals:

      void vertexClicked(unsigned vertexIndex, unsigned button);

      void routeMarkerClicked(unsigned markerId, unsigned button);

      void routeClicked(unsigned afterVertex, double fractionToNextVertex, unsigned button);

   protected:
      virtual QwtPlotMarker* createPlotMarker(unsigned afterVertex, double fractionToNextVertex, 
         const QString& label, DtRouteMarkerId& id);

      virtual QPointF plotPointFromVertexAndFraction(unsigned afterVertex, double fractionToNextVertex) const;
      
      virtual void vertexAndFractionFromPlotX(double x, unsigned& afterVertex, double& fractionToNextVertex) const;

      virtual QwtPlotMarker* vertexSelectionMarker();

      virtual QwtPlotMarker* selectionMarker(const QwtSymbol& symbol);

      virtual void disableSelectionMarkers();

      virtual void slot_onUnitChanged(
         const makVrv::DtUnicode& category, const makVrv::DtUnicode& type, int to, int from) override;


      virtual void mousePressEvent(QMouseEvent* event) override;
      virtual void mouseReleaseEvent(QMouseEvent* event) override;

   protected slots:

      virtual void plotMouseReleased(const QPointF&) override;

   protected:

      DtRouteMarkerMap myRouteMarkers;
      DtRouteMarkerMap myHiddenRouteMarkers;
      DtRouteMarkerId myNextMarkerId;
      DtRouteMarkerId mySelectedMarkerId;
      unsigned mySelectedVertexIndex;

      typedef std::pair<QwtSymbol::Style, qint64> SelectionMarkerId;
      std::map<SelectionMarkerId, QwtPlotMarker*> mySelectionMarkers;
      QwtPlotMarker* myVertexSelectionMarker;
      QwtPlotMarker* myCurrentSelectionMarker;

      QPoint myLastCursorPosition;
   };

   class DT_DLL_VRFGUICOMMONQT DtRouteProfileWidgetCreator : public makVrv::DtVirtualBaseClass
   {
   public:
      DtRouteProfileWidgetCreator(makVrv::DtDe&);
      virtual ~DtRouteProfileWidgetCreator() override;

      static DtRouteProfileWidgetCreator& instance(makVrv::DtDe&);
      static void registerInstance(makVrv::DtDe&, DtRouteProfileWidgetCreator*);

      virtual DtRouteProfileWidget* create(QWidget* parent);

   protected:
      makVrv::DtDe& myDe;
   };

}