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/* Tree diagrams.
Copyright (C) 2024-2025 Free Software Foundation, Inc.
Contributed by David Malcolm <dmalcolm@redhat.com>.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GCC is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#ifndef GCC_TEXT_ART_TREE_WIDGET_H
#define GCC_TEXT_ART_TREE_WIDGET_H
#include "text-art/canvas.h"
#include "text-art/widget.h"
namespace text_art {
class dump_widget_info;
class tree_widget : public widget
{
public:
tree_widget (std::unique_ptr<widget> node,
const theme &theme,
style::id_t style_id)
: m_node (std::move (node)),
m_theme (theme),
m_style_id (style_id)
{
}
static std::unique_ptr<tree_widget>
make (styled_string str, const theme &theme, style::id_t style_id);
static std::unique_ptr<tree_widget>
make (const dump_widget_info &dwi, pretty_printer *pp);
static std::unique_ptr<tree_widget>
make (const dump_widget_info &dwi, const char *str);
static std::unique_ptr<tree_widget>
from_fmt (const dump_widget_info &dwi,
printer_fn format_decoder,
const char *fmt, ...)
ATTRIBUTE_GCC_PPDIAG(3, 4);
const char *get_desc () const override;
canvas::size_t calc_req_size () final override;
void update_child_alloc_rects () final override;
void paint_to_canvas (canvas &canvas) final override;
void add_child (std::unique_ptr<widget> child)
{
if (child)
m_children.push_back (std::move (child));
}
size_t get_num_children () const
{
return m_children.size ();
}
private:
std::unique_ptr<widget> m_node;
std::vector<std::unique_ptr<widget>> m_children;
const theme &m_theme;
style::id_t m_style_id;
};
} // namespace text_art
#endif /* GCC_TEXT_ART_TREE_WIDGET_H */
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