text: /*
   * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   * 1. Redistributions of source code must retain the above copyright notice, this
   *    list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright notice,
   *    this list of conditions and the following disclaimer in the documentation
   *    and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #pragma once
  
  #include <LibGfx/FloatRect.h>
  
  class LayoutNode;
  class RenderingContext;
  
  class LineBoxFragment {
      friend class LineBox;
  public:
      LineBoxFragment(const LayoutNode& layout_node, int start, int length, const Gfx::FloatRect& rect)
          : m_layout_node(layout_node)
          , m_start(start)
          , m_length(length)
          , m_rect(rect)
      {
      }
  
      const LayoutNode& layout_node() const { return m_layout_node; }
      int start() const { return m_start; }
      int length() const { return m_length; }
      const Gfx::FloatRect& rect() const { return m_rect; }
      Gfx::FloatRect& rect() { return m_rect; }
  
      float width() const { return m_rect.width(); }
  
      void render(RenderingContext&);
  
      bool is_justifiable_whitespace() const;
      StringView text() const;
  
      int text_index_at(float x) const;
  
  private:
      const LayoutNode& m_layout_node;
      int m_start { 0 };
      int m_length { 0 };
      Gfx::FloatRect m_rect;
  };
  