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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    vtkPiecewiseControlPointsItem.h
00005 
00006   Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00007   All rights reserved.
00008   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00015 
00033 #ifndef vtkPiecewiseControlPointsItem_h
00034 #define vtkPiecewiseControlPointsItem_h
00035 
00036 #include "vtkChartsCoreModule.h" // For export macro
00037 #include "vtkControlPointsItem.h"
00038 
00039 class vtkPiecewiseFunction;
00040 
00041 class VTKCHARTSCORE_EXPORT vtkPiecewiseControlPointsItem: public vtkControlPointsItem
00042 {
00043 public:
00044   vtkTypeMacro(vtkPiecewiseControlPointsItem, vtkControlPointsItem);
00045   virtual void PrintSelf(ostream &os, vtkIndent indent);
00046 
00048   static vtkPiecewiseControlPointsItem* New();
00049 
00051   virtual void SetPiecewiseFunction(vtkPiecewiseFunction* function);
00053 
00054   vtkGetObjectMacro(PiecewiseFunction, vtkPiecewiseFunction);
00056 
00060   virtual vtkIdType AddPoint(double* newPos);
00061 
00065   virtual vtkIdType RemovePoint(double* pos);
00066 
00068 
00070   vtkSetMacro(StrokeMode, bool);
00072 
00073 protected:
00074   vtkPiecewiseControlPointsItem();
00075   virtual ~vtkPiecewiseControlPointsItem();
00076 
00077   virtual void emitEvent(unsigned long event, void* params = 0);
00078 
00079   virtual unsigned long int GetControlPointsMTime();
00080 
00081   virtual vtkIdType GetNumberOfPoints()const;
00082   virtual void GetControlPoint(vtkIdType index, double *point)const;
00083   virtual void SetControlPoint(vtkIdType index, double *point);
00084   virtual void EditPoint(float tX, float tY);
00085 
00086   vtkPiecewiseFunction* PiecewiseFunction;
00087 
00088 private:
00089   vtkPiecewiseControlPointsItem(const vtkPiecewiseControlPointsItem &); // Not implemented.
00090   void operator=(const vtkPiecewiseControlPointsItem &);   // Not implemented.
00091 };
00092 
00093 #endif