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/*=========================================================================
Program: Visualization Toolkit
Module: vtkIndent.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkIndent.h"
#include "vtkObjectFactory.h"
//------------------------------------------------------------------------------
vtkIndent* vtkIndent::New()
{
// First try to create the object from the vtkObjectFactory
vtkObject* ret = vtkObjectFactory::CreateInstance("vtkIndent");
if(ret)
{
return reinterpret_cast<vtkIndent*>(ret);
}
// If the factory was unable to create the object, then create it here.
return new vtkIndent;
}
#define VTK_STD_INDENT 2
#define VTK_NUMBER_OF_BLANKS 40
static const char blanks[VTK_NUMBER_OF_BLANKS+1]=" ";
// Determine the next indentation level. Keep indenting by two until the
// max of forty.
vtkIndent vtkIndent::GetNextIndent()
{
int indent = this->Indent + VTK_STD_INDENT;
if ( indent > VTK_NUMBER_OF_BLANKS )
{
indent = VTK_NUMBER_OF_BLANKS;
}
return vtkIndent(indent);
}
// Print out the indentation. Basically output a bunch of spaces.
ostream& operator<<(ostream& os, const vtkIndent& ind)
{
os << blanks + (VTK_NUMBER_OF_BLANKS-ind.Indent) ;
return os;
}
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