indent.cc

/*
 *  Copyright (c) 2011 The WebM project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */


#include "indent.h"

#include <string>

namespace indent_webm {

Indent::Indent(int indent)
    : indent_(indent),
      indent_str_() {
  Update();
}

void Indent::Adjust(int indent) {
  indent_ += indent;
  if (indent_ < 0)
    indent_ = 0;

  Update();
}

void Indent::Update() {
  indent_str_.clear();
  for (int i=0; i<indent_; ++i)
    indent_str_ += " ";
}

std::ostream& operator<< (std::ostream &o, const Indent &indent) {
  o << indent.indent_str_;
	return o;
}

}  // namespace indent_webm