css_layout_node.h
1 /*
2 ** ClanLib SDK
3 ** Copyright (c) 1997-2013 The ClanLib Team
4 **
5 ** This software is provided 'as-is', without any express or implied
6 ** warranty. In no event will the authors be held liable for any damages
7 ** arising from the use of this software.
8 **
9 ** Permission is granted to anyone to use this software for any purpose,
10 ** including commercial applications, and to alter it and redistribute it
11 ** freely, subject to the following restrictions:
12 **
13 ** 1. The origin of this software must not be misrepresented; you must not
14 ** claim that you wrote the original software. If you use this software
15 ** in a product, an acknowledgment in the product documentation would be
16 ** appreciated but is not required.
17 ** 2. Altered source versions must be plainly marked as such, and must not be
18 ** misrepresented as being the original software.
19 ** 3. This notice may not be removed or altered from any source distribution.
20 **
21 ** Note: Some of the libraries ClanLib may link to may have additional
22 ** requirements or restrictions.
23 **
24 ** File Author(s):
25 **
26 ** Magnus Norddahl
27 */
28 
29 #pragma once
30 
31 #include "../api_csslayout.h"
32 #include "css_layout_user_data.h"
33 #include <memory>
34 
35 namespace clan
36 {
39 
40 class CSSLayoutText;
41 class CSSLayoutElement;
42 class CSSLayoutObject;
43 class CSSLayoutNode_Impl;
44 
45 class CL_API_CSSLAYOUT CSSLayoutNode
46 {
47 public:
48  CSSLayoutNode();
49 
50  bool is_null() const;
51  bool is_text() const;
52  bool is_element() const;
53  bool is_object() const;
54  CSSLayoutText to_text() const;
55  CSSLayoutElement to_element() const;
56  CSSLayoutObject to_object() const;
57 
58  CSSLayoutNode get_parent() const;
59  CSSLayoutNode get_next_sibling() const;
60  CSSLayoutNode get_prev_sibling() const;
61  CSSLayoutNode get_first_child() const;
62  CSSLayoutNode get_last_child() const;
63 
64  CSSLayoutUserData *get_user_data();
65  const CSSLayoutUserData *get_user_data() const;
66  void set_user_data(CSSLayoutUserData *data) { std::unique_ptr<CSSLayoutUserData> cmd(data); set_user_data(cmd); }
67  void set_user_data(std::unique_ptr<CSSLayoutUserData> &data);
68 
69  std::string print_node() const;
70 
71  bool operator==(const CSSLayoutNode &other) const;
72  bool operator!=(const CSSLayoutNode &other) const;
73 
74 protected:
75  std::shared_ptr<CSSLayoutNode_Impl> impl;
76  CSSLayoutNode(const std::shared_ptr<CSSLayoutNode_Impl> &impl);
77  friend class CSSLayout;
78  friend class CSSLayoutElement;
79  friend class CSSLayout_Impl;
80 };
81 
83 }
std::shared_ptr< CSSLayoutNode_Impl > impl
Definition: css_layout_node.h:75
Definition: css_layout_node.h:45
Definition: css_layout.h:55
Definition: css_layout_text.h:40
void set_user_data(CSSLayoutUserData *data)
Definition: css_layout_node.h:66
Definition: css_layout_user_data.h:38
Definition: css_layout_object.h:40
Definition: css_layout_element.h:42