DtGradientEditorWidget.h

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/*****************************************************************************
 * Copyright (c) 2012 MAK Technologies, Inc.
 * All rights reserved.
 *****************************************************************************/


#pragma once

#include <vrvCoreQt/vrvCoreQt.h>

#include <vrvCoreQt/DtGradientEditorInterface.h>

#include <QtCore/QString>

#include <QtWidgets/QWidget>

class QTreeView;
class QPushButton;
class QStandardItem;
class QGraphicsView;
class QGraphicsScene;
class QStandardItemModel;
class QAbstractItemDelegate;

namespace makVrv
{

   class DtDe;

   class DT_DLL_VRVCOREQT DtGradientEditorWidget
      : public QWidget
      , public DtGradientEditorInterface
   {

      Q_OBJECT

   public:

      const static int theAltitudeColumn = 0;
      const static int theDisplayColorColumn = 1;

   public:

      DtGradientEditorWidget( DtDe& de, QWidget* parent = 0,
         Qt::WindowFlags flags = 0 );

      virtual ~DtGradientEditorWidget();

      virtual void resizeEvent( QResizeEvent * event );

      virtual void clearGradient();

      virtual void setAltitudeUnits( const QString& units );

      virtual void setAltitudeDecimals( int decimals );

      virtual void addControlPoint( double location, double red,
         double green, double blue, double alpha = 1.0 );

      virtual void addControlPoint( const DtGradientEditorInterface::ControlPoint & cp );

      virtual void setGradient( DtGradientEditorInterface::Gradient grad );

      virtual const DtGradientEditorInterface::Gradient gradient() const;

      virtual void removeControlPoint( int index );

   public slots:

      virtual void decorate();

   protected slots:

      virtual void insertNewControlPoint();

      virtual void removeSelectedControlPoint();

      virtual void updateGradient();

   protected:

      void setupGui();

      void connectToSignals();

      virtual void insertNewControlPoint(double height, const QColor& color);

      std::string colorStringFromColor(const QColor& color);

      QList<QStandardItem*> modelRowFromAltitudeColor(double altitude, std::string color);

   protected:

      QString myAltitudeUnitsLabel;

      QAbstractItemDelegate* myColorDelegate;
      QAbstractItemDelegate* myAltitudeDelegate;

      QStandardItemModel* myControlPointModel;
      QGraphicsScene* myGradientScene;

      QTreeView* myControlPointView;
      QGraphicsView* myGradientView;
      QPushButton* myAddControlPointButton;
      QPushButton* myRemoveControlPointButton;

      makVrv::DtDe& myDe;

   };

}