VTK
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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 "vtkInteractionWidgetsModule.h" // For export macro 00070 #include "vtkAbstractWidget.h" 00071 00072 class vtkAffineRepresentation; 00073 00074 00075 class VTKINTERACTIONWIDGETS_EXPORT vtkAffineWidget : public vtkAbstractWidget 00076 { 00077 public: 00079 static vtkAffineWidget *New(); 00080 00082 00083 vtkTypeMacro(vtkAffineWidget,vtkAbstractWidget); 00084 void PrintSelf(ostream& os, vtkIndent indent); 00086 00088 00091 void SetRepresentation(vtkAffineRepresentation *r) 00092 {this->Superclass::SetWidgetRepresentation(reinterpret_cast<vtkWidgetRepresentation*>(r));} 00094 00096 00097 vtkAffineRepresentation *GetAffineRepresentation() 00098 {return reinterpret_cast<vtkAffineRepresentation*>(this->WidgetRep);} 00100 00102 void CreateDefaultRepresentation(); 00103 00107 virtual void SetEnabled(int); 00108 00109 protected: 00110 vtkAffineWidget(); 00111 ~vtkAffineWidget(); 00112 00113 // These are the callbacks for this widget 00114 static void SelectAction(vtkAbstractWidget*); 00115 static void EndSelectAction(vtkAbstractWidget*); 00116 static void MoveAction(vtkAbstractWidget*); 00117 static void ModifyEventAction(vtkAbstractWidget*); 00118 00119 // helper methods for cursor management 00120 void SetCursor(int state); 00121 00122 //BTX - manage the state of the widget 00123 int WidgetState; 00124 enum _WidgetState 00125 { 00126 Start=0, 00127 Active 00128 }; 00129 //ETX 00130 00131 // Keep track whether key modifier key is pressed 00132 int ModifierActive; 00133 00134 private: 00135 vtkAffineWidget(const vtkAffineWidget&); //Not implemented 00136 void operator=(const vtkAffineWidget&); //Not implemented 00137 }; 00138 00139 #endif