dox/Charts/vtkPlotPoints.h

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

  Program:   Visualization Toolkit
  Module:    vtkPlotPoints.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 __vtkPlotPoints_h
#define __vtkPlotPoints_h

#include "vtkPlot.h"
#include "vtkScalarsToColors.h" // For VTK_COLOR_MODE_DEFAULT and _MAP_SCALARS
#include "vtkStdString.h"       // For color array name

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

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

  static vtkPlotPoints *New();

  virtual void Update();

  virtual bool Paint(vtkContext2D *painter);


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

  virtual void GetBounds(double bounds[4]);


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

  virtual void CreateDefaultLookupTable();


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


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

  vtkStdString GetColorArrayName();

//BTX

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

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


  enum {
    NONE = 0,
    CROSS,
    PLUS,
    SQUARE,
    CIRCLE,
    DIAMOND
  };
//ETX


  vtkGetMacro(MarkerStyle, int);
  vtkSetMacro(MarkerStyle, int);


  vtkGetMacro(MarkerSize, float);
  vtkSetMacro(MarkerSize, float);

//BTX
protected:
  vtkPlotPoints();
  ~vtkPlotPoints();

  void GeneraterMarker(int width, bool highlight = false);

  bool UpdateTableCache(vtkTable *table);

  void CalculateLogSeries();

  void FindBadPoints();

  void CalculateBounds(double bounds[4]);

  void CreateSortedPoints();

  vtkPoints2D *Points;


  class VectorPIMPL;
  VectorPIMPL* Sorted;

  vtkIdTypeArray* BadPoints;

  vtkTimeStamp BuildTime;


  int MarkerStyle;
  float MarkerSize;
  vtkImageData* Marker;
  vtkImageData* HighlightMarker;

  bool LogX, LogY;


  vtkScalarsToColors *LookupTable;
  vtkUnsignedCharArray *Colors;
  int ScalarVisibility;
  vtkStdString ColorArrayName;

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

// #define  VTK_COLOR_MODE_DEFAULT   0
// #define  VTK_COLOR_MODE_MAP_SCALARS   1
//ETX
};

#endif //__vtkPlotPoints_h

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