core/fxcrt/css/cfx_cssoutputtextbuf.cpp

// Copyright 2017 The PDFium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com

#include "core/fxcrt/css/cfx_cssoutputtextbuf.h"

CFX_CSSOutputTextBuf::CFX_CSSOutputTextBuf() {
  buffer_.reserve(32);
}

CFX_CSSOutputTextBuf::~CFX_CSSOutputTextBuf() = default;

void CFX_CSSOutputTextBuf::AppendCharIfNotLeadingBlank(wchar_t wch) {
  if (buffer_.empty() && wch <= ' ') {
    return;
  }

  buffer_.push_back(wch);
}

WideStringView CFX_CSSOutputTextBuf::GetTrailingBlankTrimmedString() const {
  WideStringView result(buffer_);
  while (!result.IsEmpty() && result.Back() <= ' ') {
    result = result.First(result.GetLength() - 1);
  }

  return result;
}