/usr/include/libabigail/abg-viz-dot.h is in libabigail-dev 1.0~rc6-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 | // -*- mode: C++ -*-
//
// Copyright (C) 2013-2015 Red Hat, Inc.
//
// This file is part of the GNU Application Binary Interface Generic
// Analysis and Instrumentation Library (libabigail). This library is
// free software; you can redistribute it and/or modify it under the
// terms of the GNU Lesser General Public License as published by the
// Free Software Foundation; either version 3, or (at your option) any
// later version.
// This library 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 Lesser Public License for more details.
// You should have received a copy of the GNU Lesser General Public
// License along with this program; see the file COPYING-LGPLV3. If
// not, see <http://www.gnu.org/licenses/>.
/// @file
#ifndef __ABG_VIZ_DOT_H__
#define __ABG_VIZ_DOT_H__
#include <abg-viz-common.h>
namespace abigail
{
/// Base class for graph nodes.
struct node_base
{
/// Possible derived types.
enum type { child, parent };
std::string _M_id;
static units_type _M_count_total; // Start at zero.
units_type _M_count;
type _M_type;
float _M_x_space; // Column spacing.
float _M_y_space; // Row spacing.
const style& _M_style;
explicit
node_base(std::string __id, type __t, const style& __sty)
: _M_id(__id), _M_count(++_M_count_total),
_M_type(__t), _M_x_space(0.4), _M_y_space(0.2), _M_style(__sty)
{ }
};
/// Useful constants.
extern const style parent_sty;
extern const style child_sty;
/**
Parent node.
Some characteristics:
- name (text anchor = start ie left).
- background box x and y size
- style info
- (optional) template parameters
*/
struct parent_node : public node_base
{
parent_node(std::string __id)
: node_base(__id, node_base::parent, parent_sty)
{ }
};
/**
Child node.
Some characteristics:
- horizontal name (text anchor = start ie left).
- background box
- (optional) template parameters
*/
struct child_node : public node_base
{
child_node(std::string __id)
: node_base(__id, node_base::child, child_sty)
{ }
};
/**
DOT "graph" style notation for class inheritance.
This is a compact DOT representation of a single class inheritance.
It is composed of the following data points for each parent
- parent classes
- child classes
- name
Including typographic information to compute line length, and C++
niceities like grouping and overload sets.
It's constructed by creating a digraph, starting from the base node.
*/
struct dot
{
private:
const std::string _M_title;
const canvas& _M_canvas;
const typography& _M_typo;
std::ostringstream _M_sstream;
public:
dot(const std::string __title,
const canvas& __cv = ansi_letter_canvas,
const typography& __typo = arial_typo)
: _M_title(__title), _M_canvas(__cv), _M_typo(__typo)
{ }
// Empty when the output buffer is.
bool
empty() { return _M_sstream.str().empty(); }
void
start_element();
void
finish_element();
void
add_title();
void
add_node(const node_base&);
void
add_edge(const node_base&, const node_base&);
void
add_parent(const parent_node&);
void
add_child_to_node(const child_node&, const node_base&);
void
write();
void
start()
{
this->start_element();
}
void
finish()
{
this->finish_element();
this->write();
}
};
// XXX connect external xml file to input.
// parse input, pick apart elements, attributes.
}// end namespace abigail
#endif //__ABG_VIZ_DOT_H__
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