VTK
dox/Charts/vtkImageItem.h
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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    vtkImageItem.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 
00025 #ifndef __vtkImageItem_h
00026 #define __vtkImageItem_h
00027 
00028 #include "vtkContextItem.h"
00029 
00030 class vtkContext2D;
00031 class vtkImageData;
00032 
00033 class VTK_CHARTS_EXPORT vtkImageItem : public vtkContextItem
00034 {
00035 public:
00036   vtkTypeMacro(vtkImageItem, vtkContextItem);
00037   virtual void PrintSelf(ostream &os, vtkIndent indent);
00038 
00039   static vtkImageItem *New();
00040 
00042   virtual bool Paint(vtkContext2D *painter);
00043 
00044 //BTX
00046   virtual bool Hit(const vtkContextMouseEvent &mouse);
00047 
00049   virtual bool MouseEnterEvent(const vtkContextMouseEvent &mouse);
00050 
00052   virtual bool MouseMoveEvent(const vtkContextMouseEvent &mouse);
00053 
00055   virtual bool MouseLeaveEvent(const vtkContextMouseEvent &mouse);
00056 
00058   virtual bool MouseButtonPressEvent(const vtkContextMouseEvent &mouse);
00059 
00061   virtual bool MouseButtonReleaseEvent(const vtkContextMouseEvent &mouse);
00062 //ETX
00063 
00065 
00066   vtkSetStringMacro(Label);
00068 
00070 
00071   vtkGetStringMacro(Label);
00073 
00075   void SetImage(vtkImageData *image);
00076 
00078 
00079   vtkGetObjectMacro(Image, vtkImageData);
00081 
00083 
00084   vtkSetVector4Macro(Dimensions, int);
00086 
00088 
00089   vtkGetVector4Macro(Dimensions, int);
00091 
00092 //BTX
00093   void SetScalarFunctor(double (*scalarFunction)(double, double));
00094 //ETX
00095 
00096 //BTX
00097 protected:
00098   vtkImageItem();
00099   ~vtkImageItem();
00100 
00101   int Dimensions[4];
00102 
00103   int LastPosition[2];
00104 
00105   char *Label;
00106   vtkImageData *Image;
00107 
00108   bool MouseOver;
00109   int MouseButtonPressed;
00110 
00111   // Some function pointers to optionally do funky things...
00112   double (*ScalarFunction)(double, double);
00113 
00114 private:
00115   vtkImageItem(const vtkImageItem &); // Not implemented.
00116   void operator=(const vtkImageItem &);   // Not implemented.
00117 //ETX
00118 };
00119 
00120 #endif //__vtkImageItem_h