1 | /* Helper code for graphviz output. |
2 | Copyright (C) 2019-2023 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 | #include "config.h" |
22 | #include "system.h" |
23 | #include "coretypes.h" |
24 | #include "graphviz.h" |
25 | |
26 | /* graphviz_out's ctor, wrapping PP. */ |
27 | |
28 | graphviz_out::graphviz_out (pretty_printer *pp) |
29 | : m_pp (pp), |
30 | m_indent (0) |
31 | { |
32 | } |
33 | |
34 | /* Formatted print of FMT. */ |
35 | |
36 | void |
37 | graphviz_out::print (const char *fmt, ...) |
38 | { |
39 | va_list ap; |
40 | |
41 | va_start (ap, fmt); |
42 | text_info text (fmt, &ap, errno); |
43 | pp_format (m_pp, &text); |
44 | pp_output_formatted_text (m_pp); |
45 | va_end (ap); |
46 | } |
47 | |
48 | /* Formatted print of FMT. The text is indented by the current |
49 | indent, and a newline is added. */ |
50 | |
51 | void |
52 | graphviz_out::println (const char *fmt, ...) |
53 | { |
54 | va_list ap; |
55 | |
56 | write_indent (); |
57 | |
58 | va_start (ap, fmt); |
59 | text_info text (fmt, &ap, errno); |
60 | pp_format (m_pp, &text); |
61 | pp_output_formatted_text (m_pp); |
62 | va_end (ap); |
63 | |
64 | pp_newline (m_pp); |
65 | } |
66 | |
67 | /* Print the current indent to the underlying pp. */ |
68 | |
69 | void |
70 | graphviz_out::write_indent () |
71 | { |
72 | for (int i = 0; i < m_indent * 2; ++i) |
73 | pp_space (m_pp); |
74 | } |
75 | |
76 | /* Write the start of an HTML-like row via <TR>, writing to the stream |
77 | so that followup text can be escaped. */ |
78 | |
79 | void |
80 | graphviz_out::begin_tr () |
81 | { |
82 | pp_string (m_pp, "<TR>" ); |
83 | pp_write_text_to_stream (m_pp); |
84 | } |
85 | |
86 | /* Write the end of an HTML-like row via </TR>, writing to the stream |
87 | so that followup text can be escaped. */ |
88 | |
89 | void |
90 | graphviz_out::end_tr () |
91 | { |
92 | pp_string (m_pp, "</TR>" ); |
93 | pp_write_text_to_stream (m_pp); |
94 | } |
95 | |
96 | /* Write the start of an HTML-like <TD>, writing to the stream |
97 | so that followup text can be escaped. */ |
98 | |
99 | void |
100 | graphviz_out::begin_td () |
101 | { |
102 | pp_string (m_pp, "<TD ALIGN=\"LEFT\">" ); |
103 | pp_write_text_to_stream (m_pp); |
104 | } |
105 | |
106 | /* Write the end of an HTML-like </TD>, writing to the stream |
107 | so that followup text can be escaped. */ |
108 | |
109 | void |
110 | graphviz_out::end_td () |
111 | { |
112 | pp_string (m_pp, "</TD>" ); |
113 | pp_write_text_to_stream (m_pp); |
114 | } |
115 | |
116 | /* Write the start of an HTML-like row via <TR><TD>, writing to the stream |
117 | so that followup text can be escaped. */ |
118 | |
119 | void |
120 | graphviz_out::begin_trtd () |
121 | { |
122 | pp_string (m_pp, "<TR><TD ALIGN=\"LEFT\">" ); |
123 | pp_write_text_to_stream (m_pp); |
124 | } |
125 | |
126 | /* Write the end of an HTML-like row via </TD></TR>, writing to the stream |
127 | so that followup text can be escaped. */ |
128 | |
129 | void |
130 | graphviz_out::end_tdtr () |
131 | { |
132 | pp_string (m_pp, "</TD></TR>" ); |
133 | pp_write_text_to_stream (m_pp); |
134 | } |
135 | |