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148 lines
3.1 KiB
C++
148 lines
3.1 KiB
C++
/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkEvent.cxx
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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#include "vtkEvent.h"
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#include "vtkRenderWindowInteractor.h"
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#include "vtkObjectFactory.h"
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#include "vtkCommand.h"
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vtkStandardNewMacro(vtkEvent);
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vtkEvent::vtkEvent()
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{
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this->Modifier = vtkEvent::AnyModifier;
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this->KeyCode = 0;
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this->RepeatCount = 0;
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this->KeySym = 0;
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this->EventId = vtkCommand::NoEvent;
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}
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vtkEvent::~vtkEvent()
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{
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delete [] this->KeySym;
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}
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// Comparison against event with no modifiers
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bool vtkEvent::operator==(unsigned long VTKEvent)
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{
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if ( this->EventId == VTKEvent )
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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// Comparison against event with modifiers
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bool vtkEvent::operator==(vtkEvent *e)
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{
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if ( this->EventId != e->EventId )
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{
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return false;
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}
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if ( this->Modifier != vtkEvent::AnyModifier &&
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e->Modifier != vtkEvent::AnyModifier &&
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this->Modifier != e->Modifier )
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{
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return false;
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}
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if ( this->KeyCode != '\0' && e->KeyCode != '\0' &&
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this->KeyCode != e->KeyCode )
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{
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return false;
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}
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if ( this->RepeatCount != 0 && e->RepeatCount != 0 &&
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this->RepeatCount != e->RepeatCount )
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{
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return false;
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}
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if ( this->KeySym != NULL && e->KeySym != NULL &&
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strcmp(this->KeySym,e->KeySym) != 0 )
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{
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return false;
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}
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return true;
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}
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//----------------------------------------------------------------------------
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int vtkEvent::GetModifier(vtkRenderWindowInteractor* i)
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{
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int modifier = 0;
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modifier |= (i->GetShiftKey() ? vtkEvent::ShiftModifier : 0);
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modifier |= (i->GetControlKey() ? vtkEvent::ControlModifier : 0);
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modifier |= (i->GetAltKey() ? vtkEvent::AltModifier : 0);
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return modifier;
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}
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//----------------------------------------------------------------------------
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void vtkEvent::PrintSelf(ostream& os, vtkIndent indent)
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{
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//Superclass typedef defined in vtkTypeMacro() found in vtkSetGet.h
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this->Superclass::PrintSelf(os,indent);
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//List all the events and their translations
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os << indent << "Event Id: " << this->EventId << "\n";
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os << indent << "Modifier: ";
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if ( this->Modifier == -1 )
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{
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os << "Any\n";
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}
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else if ( this->Modifier == 0 )
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{
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os << "None\n";
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}
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else
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{
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os << this->Modifier << "\n";
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}
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os << indent << "Key Code: ";
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if ( this->KeyCode == 0 )
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{
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os << "Any\n";
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}
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else
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{
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os << this->KeyCode << "\n";
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}
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os << indent << "Repeat Count: ";
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if ( this->RepeatCount == 0 )
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{
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os << "Any\n";
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}
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else
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{
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os << this->RepeatCount << "\n";
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}
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os << indent << "Key Sym: ";
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if ( this->KeySym == 0 )
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{
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os << "Any\n";
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}
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else
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{
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os << this->KeySym << "\n";
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}
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}
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