page-tree.hxx

#ifndef art__paperback__internals__page_tree_hxx_
#define art__paperback__internals__page_tree_hxx_
 
#include <art/paperback/types.hxx>
#include <art/paperback/forward.hxx>
#include <art/paperback/page.hxx>
 
#include <art/paperback/carousel/object.hxx>
 
namespace Art::Paperback::Internals
{
 
  /// Represents a PDF page tree.
  ///
  class Page_tree
  {
  public:
    struct Create_new {};
    static constexpr Create_new const create_new{};
 
    /// Constructor.
    ///
    Page_tree(Create_new const&, Document_catalog&);
 
    /// Destructor.
    ///
    ~Page_tree() noexcept;
 
    /// Access the parent document catalog.
    ///
    Document_catalog&
    document_catalog() const;
 
    /// Access the associated data object.
    ///
    Carousel::Object
    object() const;
 
    /// Create a new page and add it to the page tree.
    ///
    Page&
    create_page(Page::Properties const&);
 
    /// Get page.
    ///
    Page&
    get_page(size_t);
 
    /// Get page.
    ///
    Page const&
    get_page(size_t) const;
 
    /// Erase page.
    ///
    void
    erase_page(size_t);
 
  private:
    Page_tree(Page_tree const&) = delete;
    Page_tree(Page_tree&&) = delete;
    Page_tree& operator=(Page_tree const&) = delete;
    Page_tree& operator=(Page_tree&&) = delete;
 
  private:
    struct Internal;
    unique_ptr<Internal> internal;
 
  };
 
  /// Get the document associated with a page tree.
  ///
  Document&
  document(Page_tree&);
 
  /// Get the document associated with a page tree.
  ///
  Document const&
  document(Page_tree const&);
 
} // namespace Art::Paperback::Internals
 
#endif