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/* Classes for abstracting ascii vs unicode output.
Copyright (C) 2023-2024 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/>. */
#include "config.h"
#define INCLUDE_VECTOR
#include "system.h"
#include "coretypes.h"
#include "pretty-print.h"
#include "selftest.h"
#include "text-art/selftests.h"
#include "text-art/ruler.h"
#include "text-art/theme.h"
using namespace text_art;
/* class theme. */
void
theme::paint_y_arrow (canvas &canvas,
int canvas_x,
canvas::range_t y_range,
y_arrow_dir dir,
style::id_t style_id) const
{
int canvas_y;
int delta_y;
const canvas::cell_t head (get_cppchar (dir == y_arrow_dir::UP
? cell_kind::Y_ARROW_UP_HEAD
: cell_kind::Y_ARROW_DOWN_HEAD),
false, style_id);
const canvas::cell_t tail (get_cppchar (dir == y_arrow_dir::UP
? cell_kind::Y_ARROW_UP_TAIL
: cell_kind::Y_ARROW_DOWN_TAIL),
false, style_id);
if (dir == y_arrow_dir::UP)
{
canvas_y = y_range.get_max ();
delta_y = -1;
}
else
{
canvas_y = y_range.get_min ();
delta_y = 1;
}
for (int len = y_range.get_size (); len; len--)
{
const canvas::cell_t cell = (len > 1) ? tail : head;
canvas.paint (canvas::coord_t (canvas_x, canvas_y), cell);
canvas_y += delta_y;
}
}
/* class ascii_theme : public theme. */
canvas::cell_t
ascii_theme::get_line_art (directions line_dirs) const
{
if (line_dirs.m_up
&& line_dirs.m_down
&& !(line_dirs.m_left || line_dirs.m_right))
return canvas::cell_t ('|');
if (line_dirs.m_left
&& line_dirs.m_right
&& !(line_dirs.m_up || line_dirs.m_down))
return canvas::cell_t ('-');
if (line_dirs.m_up
|| line_dirs.m_down
|| line_dirs.m_left
|| line_dirs.m_right)
return canvas::cell_t ('+');
return canvas::cell_t (' ');
}
cppchar_t
ascii_theme::get_cppchar (enum cell_kind kind) const
{
switch (kind)
{
default:
gcc_unreachable ();
case cell_kind::X_RULER_LEFT_EDGE:
return '|';
case cell_kind::X_RULER_MIDDLE:
return '~';
case cell_kind::X_RULER_INTERNAL_EDGE:
return '|';
case cell_kind::X_RULER_CONNECTOR_TO_LABEL_BELOW:
case cell_kind::X_RULER_CONNECTOR_TO_LABEL_ABOVE:
return '+';
case cell_kind::X_RULER_RIGHT_EDGE:
return '|';
case cell_kind::X_RULER_VERTICAL_CONNECTOR:
return '|';
case cell_kind::TEXT_BORDER_HORIZONTAL:
return '-';
case cell_kind::TEXT_BORDER_VERTICAL:
return '|';
case cell_kind::TEXT_BORDER_TOP_LEFT:
case cell_kind::TEXT_BORDER_TOP_RIGHT:
case cell_kind::TEXT_BORDER_BOTTOM_LEFT:
case cell_kind::TEXT_BORDER_BOTTOM_RIGHT:
return '+';
case cell_kind::Y_ARROW_UP_HEAD: return '^';
case cell_kind::Y_ARROW_DOWN_HEAD: return 'v';
case cell_kind::Y_ARROW_UP_TAIL:
case cell_kind::Y_ARROW_DOWN_TAIL:
return '|';
case cell_kind::INTERPROCEDURAL_PUSH_FRAME_LEFT:
return '+';
case cell_kind::INTERPROCEDURAL_PUSH_FRAME_MIDDLE:
return '-';
case cell_kind::INTERPROCEDURAL_PUSH_FRAME_RIGHT:
return '>';
case cell_kind::INTERPROCEDURAL_DEPTH_MARKER:
return '|';
case cell_kind::INTERPROCEDURAL_POP_FRAMES_LEFT:
return '<';
case cell_kind::INTERPROCEDURAL_POP_FRAMES_MIDDLE:
return '-';
case cell_kind::INTERPROCEDURAL_POP_FRAMES_RIGHT:
return '+';
case cell_kind::CFG_RIGHT:
return '-';
case cell_kind::CFG_FROM_RIGHT_TO_DOWN:
return '+';
case cell_kind::CFG_DOWN:
return '|';
case cell_kind::CFG_FROM_DOWN_TO_LEFT:
return '+';
case cell_kind::CFG_LEFT:
return '-';
case cell_kind::CFG_FROM_LEFT_TO_DOWN:
return '+';
case cell_kind::CFG_FROM_DOWN_TO_RIGHT:
return '+';
case cell_kind::TREE_CHILD_NON_FINAL:
return '+';
case cell_kind::TREE_CHILD_FINAL:
return '`';
case cell_kind::TREE_X_CONNECTOR:
return '-';
case cell_kind::TREE_Y_CONNECTOR:
return '|';
}
}
/* class unicode_theme : public theme. */
canvas::cell_t
unicode_theme::get_line_art (directions line_dirs) const
{
return canvas::cell_t (get_box_drawing_char (line_dirs));
}
cppchar_t
unicode_theme::get_cppchar (enum cell_kind kind) const
{
switch (kind)
{
default:
gcc_unreachable ();
case cell_kind::X_RULER_LEFT_EDGE:
return 0x251C; /* "├": U+251C: BOX DRAWINGS LIGHT VERTICAL AND RIGHT */
case cell_kind::X_RULER_MIDDLE:
return 0x2500; /* "─": U+2500: BOX DRAWINGS LIGHT HORIZONTAL */
case cell_kind::X_RULER_INTERNAL_EDGE:
return 0x253C; /* "┼": U+253C: BOX DRAWINGS LIGHT VERTICAL AND HORIZONTAL */
case cell_kind::X_RULER_CONNECTOR_TO_LABEL_BELOW:
return 0x252C; /* "┬": U+252C: BOX DRAWINGS LIGHT DOWN AND HORIZONTAL */
case cell_kind::X_RULER_CONNECTOR_TO_LABEL_ABOVE:
return 0x2534; /* "┴": U+2534: BOX DRAWINGS LIGHT UP AND HORIZONTAL */
case cell_kind::X_RULER_RIGHT_EDGE:
return 0x2524; /* "┤": U+2524: BOX DRAWINGS LIGHT VERTICAL AND LEFT */
case cell_kind::X_RULER_VERTICAL_CONNECTOR:
return 0x2502; /* "│": U+2502: BOX DRAWINGS LIGHT VERTICAL */
case cell_kind::TEXT_BORDER_HORIZONTAL:
return 0x2500; /* "─": U+2500: BOX DRAWINGS LIGHT HORIZONTAL */
case cell_kind::TEXT_BORDER_VERTICAL:
return 0x2502; /* "│": U+2502: BOX DRAWINGS LIGHT VERTICAL */
/* Round corners. */
case cell_kind::TEXT_BORDER_TOP_LEFT:
return 0x256D; /* "╭": U+256D BOX DRAWINGS LIGHT ARC DOWN AND RIGHT. */
case cell_kind::TEXT_BORDER_TOP_RIGHT:
return 0x256E; /* "╮": U+256E BOX DRAWINGS LIGHT ARC DOWN AND LEFT. */
case cell_kind::TEXT_BORDER_BOTTOM_LEFT:
return 0x2570; /* "╰": U+2570 BOX DRAWINGS LIGHT ARC UP AND RIGHT. */
case cell_kind::TEXT_BORDER_BOTTOM_RIGHT:
return 0x256F; /* "╯": U+256F BOX DRAWINGS LIGHT ARC UP AND LEFT. */
case cell_kind::Y_ARROW_UP_HEAD:
return '^';
case cell_kind::Y_ARROW_DOWN_HEAD:
return 'v';
case cell_kind::Y_ARROW_UP_TAIL:
case cell_kind::Y_ARROW_DOWN_TAIL:
return 0x2502; /* "│": U+2502: BOX DRAWINGS LIGHT VERTICAL */
case cell_kind::INTERPROCEDURAL_PUSH_FRAME_LEFT:
return 0x2514; /* "└": U+2514: BOX DRAWINGS LIGHT UP AND RIGHT */
case cell_kind::INTERPROCEDURAL_PUSH_FRAME_MIDDLE:
return 0x2500; /* "─": U+2500: BOX DRAWINGS LIGHT HORIZONTAL */
case cell_kind::INTERPROCEDURAL_PUSH_FRAME_RIGHT:
return '>';
case cell_kind::INTERPROCEDURAL_DEPTH_MARKER:
return 0x2502; /* "│": U+2502: BOX DRAWINGS LIGHT VERTICAL */
case cell_kind::INTERPROCEDURAL_POP_FRAMES_LEFT:
return '<';
case cell_kind::INTERPROCEDURAL_POP_FRAMES_MIDDLE:
return 0x2500; /* "─": U+2500: BOX DRAWINGS LIGHT HORIZONTAL */
case cell_kind::INTERPROCEDURAL_POP_FRAMES_RIGHT:
return 0x2518; /* "┘": U+2518: BOX DRAWINGS LIGHT UP AND LEFT. */
case cell_kind::CFG_RIGHT:
return 0x2500; /* "─": U+2500: BOX DRAWINGS LIGHT HORIZONTAL */
case cell_kind::CFG_FROM_RIGHT_TO_DOWN:
return 0x2510; /* "┐": U+2510: BOX DRAWINGS LIGHT DOWN AND LEFT */
case cell_kind::CFG_DOWN:
return 0x2502; /* "│": U+2502: BOX DRAWINGS LIGHT VERTICAL */
case cell_kind::CFG_FROM_DOWN_TO_LEFT:
return 0x2518; /* "┘": U+2518: BOX DRAWINGS LIGHT UP AND LEFT. */
case cell_kind::CFG_LEFT:
return 0x2500; /* "─": U+2500: BOX DRAWINGS LIGHT HORIZONTAL */
case cell_kind::CFG_FROM_LEFT_TO_DOWN:
return 0x250c; /* "┌" U+250C: BOX DRAWINGS LIGHT DOWN AND RIGHT */
case cell_kind::CFG_FROM_DOWN_TO_RIGHT:
return 0x2514; /* "└": U+2514: BOX DRAWINGS LIGHT UP AND RIGHT */
case cell_kind::TREE_CHILD_NON_FINAL:
return 0x251C; /* "├": U+251C: BOX DRAWINGS LIGHT VERTICAL AND RIGHT */
case cell_kind::TREE_CHILD_FINAL:
return 0x2570; /* "╰": U+2570 BOX DRAWINGS LIGHT ARC UP AND RIGHT. */
case cell_kind::TREE_X_CONNECTOR:
return 0x2500; /* "─": U+2500: BOX DRAWINGS LIGHT HORIZONTAL */
case cell_kind::TREE_Y_CONNECTOR:
return 0x2502; /* "│": U+2502: BOX DRAWINGS LIGHT VERTICAL */
}
}
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