Line data    Source code

       1              : /* Tree diagrams.
       2              :    Copyright (C) 2024-2026 Free Software Foundation, Inc.
       3              :    Contributed by David Malcolm <dmalcolm@redhat.com>.
       4              : 
       5              : This file is part of GCC.
       6              : 
       7              : GCC is free software; you can redistribute it and/or modify it
       8              : under the terms of the GNU General Public License as published by
       9              : the Free Software Foundation; either version 3, or (at your option)
      10              : any later version.
      11              : 
      12              : GCC is distributed in the hope that it will be useful, but
      13              : WITHOUT ANY WARRANTY; without even the implied warranty of
      14              : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      15              : General Public License for more details.
      16              : 
      17              : You should have received a copy of the GNU General Public License
      18              : along with GCC; see the file COPYING3.  If not see
      19              : <http://www.gnu.org/licenses/>.  */
      20              : 
      21              : #ifndef GCC_TEXT_ART_TREE_WIDGET_H
      22              : #define GCC_TEXT_ART_TREE_WIDGET_H
      23              : 
      24              : #include "text-art/canvas.h"
      25              : #include "text-art/widget.h"
      26              : 
      27              : namespace text_art {
      28              : 
      29              : class dump_widget_info;
      30              : 
      31              : class tree_widget : public widget
      32              : {
      33              : public:
      34          120 :   tree_widget (std::unique_ptr<widget> node,
      35              :                const theme &theme,
      36              :                style::id_t style_id)
      37          120 :   : m_node (std::move (node)),
      38          120 :     m_theme (theme),
      39          120 :     m_style_id (style_id)
      40              :   {
      41              :   }
      42              : 
      43              :   static std::unique_ptr<tree_widget>
      44              :   make (styled_string str, const theme &theme, style::id_t style_id);
      45              : 
      46              :   static std::unique_ptr<tree_widget>
      47              :   make (const dump_widget_info &dwi, pretty_printer *pp);
      48              : 
      49              :   static std::unique_ptr<tree_widget>
      50              :   make (const dump_widget_info &dwi, const char *str);
      51              : 
      52              :   static std::unique_ptr<tree_widget>
      53              :   from_fmt (const dump_widget_info &dwi,
      54              :             printer_fn format_decoder,
      55              :             const char *fmt, ...)
      56              :     ATTRIBUTE_GCC_PPDIAG(3, 4);
      57              : 
      58              :   const char *get_desc () const override;
      59              :   canvas::size_t calc_req_size () final override;
      60              :   void update_child_alloc_rects () final override;
      61              :   void paint_to_canvas (canvas &canvas) final override;
      62              : 
      63          112 :   void add_child (std::unique_ptr<widget> child)
      64              :   {
      65          112 :     if (child)
      66          104 :       m_children.push_back (std::move (child));
      67              :   }
      68              : 
      69            4 :   size_t get_num_children () const
      70              :   {
      71            4 :     return m_children.size ();
      72              :   }
      73              : 
      74              : private:
      75              :   std::unique_ptr<widget> m_node;
      76              :   std::vector<std::unique_ptr<widget>> m_children;
      77              :   const theme &m_theme;
      78              :   style::id_t m_style_id;
      79              : };
      80              : 
      81              : } // namespace text_art
      82              : 
      83              : #endif /* GCC_TEXT_ART_TREE_WIDGET_H */