00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: vtkAffineWidget.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 =========================================================================*/ 00066 #ifndef __vtkAffineWidget_h 00067 #define __vtkAffineWidget_h 00068 00069 #include "vtkAbstractWidget.h" 00070 00071 class vtkAffineRepresentation; 00072 00073 00074 class VTK_WIDGETS_EXPORT vtkAffineWidget : public vtkAbstractWidget 00075 { 00076 public: 00078 static vtkAffineWidget *New(); 00079 00081 00082 vtkTypeMacro(vtkAffineWidget,vtkAbstractWidget); 00083 void PrintSelf(ostream& os, vtkIndent indent); 00085 00087 00090 void SetRepresentation(vtkAffineRepresentation *r) 00091 {this->Superclass::SetWidgetRepresentation(reinterpret_cast<vtkWidgetRepresentation*>(r));} 00093 00095 00096 vtkAffineRepresentation *GetAffineRepresentation() 00097 {return reinterpret_cast<vtkAffineRepresentation*>(this->WidgetRep);} 00099 00101 void CreateDefaultRepresentation(); 00102 00106 virtual void SetEnabled(int); 00107 00108 protected: 00109 vtkAffineWidget(); 00110 ~vtkAffineWidget(); 00111 00112 // These are the callbacks for this widget 00113 static void SelectAction(vtkAbstractWidget*); 00114 static void EndSelectAction(vtkAbstractWidget*); 00115 static void MoveAction(vtkAbstractWidget*); 00116 static void ModifyEventAction(vtkAbstractWidget*); 00117 00118 // helper methods for cursor management 00119 void SetCursor(int state); 00120 00121 //BTX - manage the state of the widget 00122 int WidgetState; 00123 enum _WidgetState 00124 { 00125 Start=0, 00126 Active 00127 }; 00128 //ETX 00129 00130 // Keep track whether key modifier key is pressed 00131 int ModifierActive; 00132 00133 private: 00134 vtkAffineWidget(const vtkAffineWidget&); //Not implemented 00135 void operator=(const vtkAffineWidget&); //Not implemented 00136 }; 00137 00138 #endif
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