VTK
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00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkHandleWidget.h,v $ 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 =========================================================================*/ 00069 #ifndef __vtkHandleWidget_h 00070 #define __vtkHandleWidget_h 00071 00072 #include "vtkAbstractWidget.h" 00073 00074 class vtkHandleRepresentation; 00075 00076 00077 class VTK_WIDGETS_EXPORT vtkHandleWidget : public vtkAbstractWidget 00078 { 00079 public: 00081 static vtkHandleWidget *New(); 00082 00084 00085 vtkTypeRevisionMacro(vtkHandleWidget,vtkAbstractWidget); 00086 void PrintSelf(ostream& os, vtkIndent indent); 00088 00090 00093 void SetRepresentation(vtkHandleRepresentation *r) 00094 {this->Superclass::SetWidgetRepresentation(reinterpret_cast<vtkWidgetRepresentation*>(r));} 00096 00099 void CreateDefaultRepresentation(); 00100 00102 00105 vtkSetMacro( EnableAxisConstraint, int ); 00106 vtkGetMacro( EnableAxisConstraint, int ); 00107 vtkBooleanMacro( EnableAxisConstraint, int ); 00109 00111 00113 vtkSetMacro( AllowHandleResize, int ); 00114 vtkGetMacro( AllowHandleResize, int ); 00115 vtkBooleanMacro( AllowHandleResize, int ); 00117 00119 00120 vtkGetMacro( WidgetState, int ); 00122 00123 //BTX - manage the state of the widget 00124 enum _WidgetState {Start=0,Active}; 00125 //ETX 00126 00127 protected: 00128 vtkHandleWidget(); 00129 ~vtkHandleWidget(); 00130 00131 // These are the callbacks for this widget 00132 static void GenericAction(vtkHandleWidget*); 00133 static void SelectAction(vtkAbstractWidget*); 00134 static void EndSelectAction(vtkAbstractWidget*); 00135 static void TranslateAction(vtkAbstractWidget*); 00136 static void ScaleAction(vtkAbstractWidget*); 00137 static void MoveAction(vtkAbstractWidget*); 00138 00139 // helper methods for cursor management 00140 void SetCursor(int state); 00141 00142 int WidgetState; 00143 int EnableAxisConstraint; 00144 00145 // Allow resizing of handles. 00146 int AllowHandleResize; 00147 00148 private: 00149 vtkHandleWidget(const vtkHandleWidget&); //Not implemented 00150 void operator=(const vtkHandleWidget&); //Not implemented 00151 }; 00152 00153 #endif