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
|
// SPDX-License-Identifier: GPL-2.0-or-later
/** @file
* TODO: insert short description here
*//*
* Authors: see git history
*
* Copyright (C) 2018 Authors
* Released under GNU GPL v2+, read the file 'COPYING' for more information.
*/
#ifndef INKSCAPE_SP_STYLE_ELEM_H
#define INKSCAPE_SP_STYLE_ELEM_H
#include <memory>
#include <vector>
#include "3rdparty/libcroco/src/cr-statement.h"
#include "media.h"
#include "sp-object.h"
#include "xml/node-observer.h"
class SPStyleElem;
class SPStyleElemNodeObserver : public Inkscape::XML::NodeObserver
{
friend class SPStyleElem;
~SPStyleElemNodeObserver() override = default; // can only exist as a direct base of SPStyleElem
void notifyChildAdded(Inkscape::XML::Node &, Inkscape::XML::Node &, Inkscape::XML::Node *) final;
void notifyChildRemoved(Inkscape::XML::Node &, Inkscape::XML::Node &, Inkscape::XML::Node *) final;
void notifyChildOrderChanged(Inkscape::XML::Node &, Inkscape::XML::Node &, Inkscape::XML::Node *, Inkscape::XML::Node *) final;
};
class SPStyleElemTextNodeObserver : public Inkscape::XML::NodeObserver
{
friend class SPStyleElem;
~SPStyleElemTextNodeObserver() override = default; // can only exist as a direct base of SPStyleElem
void notifyContentChanged(Inkscape::XML::Node &, Inkscape::Util::ptr_shared, Inkscape::Util::ptr_shared) final;
};
class SPStyleElem final
: public SPObject
, private SPStyleElemNodeObserver
, private SPStyleElemTextNodeObserver
{
public:
SPStyleElem();
~SPStyleElem() override;
int tag() const override { return tag_of<decltype(*this)>; }
// Container for the libcroco style sheet instance created on load.
CRStyleSheet *style_sheet{nullptr};
Media media;
bool is_css{false};
std::vector<std::unique_ptr<SPStyle>> get_styles() const;
void build(SPDocument *doc, Inkscape::XML::Node *repr) override;
void set(SPAttr key, char const *value) override;
void read_content() override;
void release() override;
Inkscape::XML::Node *write(Inkscape::XML::Document *doc, Inkscape::XML::Node *repr, unsigned int flags) override;
private:
SPStyleElemNodeObserver &nodeObserver() { return *this; }
SPStyleElemTextNodeObserver &textNodeObserver() { return *this; }
// for static_casts
friend SPStyleElemNodeObserver;
friend SPStyleElemTextNodeObserver;
};
#endif /* !INKSCAPE_SP_STYLE_ELEM_H */
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :
|