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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkPlotBar.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/

#ifndef vtkPlotBar_h
#define vtkPlotBar_h

#include "vtkChartsCoreModule.h" // For export macro
#include "vtkPlot.h"
#include "vtkSmartPointer.h" // Needed to hold ColorSeries

class vtkContext2D;
class vtkTable;
class vtkPoints2D;
class vtkStdString;
class vtkColorSeries;
class vtkUnsignedCharArray;
class vtkScalarsToColors;

class vtkPlotBarPrivate;

class VTKCHARTSCORE_EXPORT vtkPlotBar : public vtkPlot
{
public:
  vtkTypeMacro(vtkPlotBar, vtkPlot);
  virtual void PrintSelf(ostream &os, vtkIndent indent);


  enum {
    VERTICAL = 0,
    HORIZONTAL
  };

  static vtkPlotBar *New();

  virtual void Update();

  virtual bool Paint(vtkContext2D *painter);


  virtual bool PaintLegend(vtkContext2D *painter, const vtkRectf& rect,
                           int legendIndex);


  virtual void SetColor(unsigned char r, unsigned char g, unsigned char b,
                        unsigned char a);
  virtual void SetColor(double r,  double g, double b);
  virtual void GetColor(double rgb[3]);


  vtkSetMacro(Width, float);


  vtkGetMacro(Width, float);


  vtkSetMacro(Offset, float);
  vtkGetMacro(Offset, float);


  virtual void SetOrientation(int orientation);
  vtkGetMacro(Orientation, int);

  virtual void GetBounds(double bounds[4], bool unscaled);

  virtual void GetBounds(double bounds[4]);

  virtual void GetUnscaledInputBounds(double bounds[4]);

  virtual void SetInputArray(int index, const vtkStdString &name);

  void SetColorSeries(vtkColorSeries *colorSeries);

  vtkColorSeries *GetColorSeries();


  virtual void SetLookupTable(vtkScalarsToColors *lut);
  virtual vtkScalarsToColors *GetLookupTable();

  virtual void CreateDefaultLookupTable();


  vtkSetMacro(ScalarVisibility, bool);
  vtkGetMacro(ScalarVisibility, bool);
  vtkBooleanMacro(ScalarVisibility, bool);


  void SelectColorArray(vtkIdType arrayNum);
  void SelectColorArray(const vtkStdString& arrayName);

  vtkStdString GetColorArrayName();

  virtual vtkStringArray *GetLabels();

  virtual void SetGroupName(const vtkStdString& name);

  virtual vtkStdString GetGroupName();


  virtual vtkStdString GetTooltipLabel(const vtkVector2d &plotPos,
                                       vtkIdType seriesIndex,
                                       vtkIdType segmentIndex);

  virtual bool SelectPoints(const vtkVector2f& min, const vtkVector2f& max);

//BTX

  virtual vtkIdType GetNearestPoint(const vtkVector2f& point,
                                    const vtkVector2f& tolerance,
                                    vtkVector2f* location);


  virtual vtkIdType GetNearestPoint(const vtkVector2f& point,
                                    const vtkVector2f&,
                                    vtkVector2f* location,
                                    vtkIdType* segmentIndex);

  int GetBarsCount();

  void GetDataBounds(double bounds[2]);

protected:
  vtkPlotBar();
  ~vtkPlotBar();

  bool UpdateTableCache(vtkTable *table);

  vtkPoints2D *Points;

  float Width;
  float Offset;

  int Orientation;

  vtkTimeStamp BuildTime;

  vtkSmartPointer<vtkColorSeries> ColorSeries;


  vtkSmartPointer<vtkScalarsToColors> LookupTable;
  vtkSmartPointer<vtkUnsignedCharArray> Colors;
  bool ScalarVisibility;
  vtkStdString ColorArrayName;

  bool LogX;
  bool LogY;

private:
  vtkPlotBar(const vtkPlotBar &); // Not implemented.
  void operator=(const vtkPlotBar &); // Not implemented.

  vtkPlotBarPrivate *Private;

//ETX
};

#endif //vtkPlotBar_h