1/*
2 * Copyright (C) 2007 Eric Seidel <eric@webkit.org>
3 * Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.org>
4 * Copyright (C) 2008 Apple Inc. All rights reserved.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB.  If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 */
21
22#ifndef SVGFontFaceElement_h
23#define SVGFontFaceElement_h
24
25#if ENABLE(SVG_FONTS)
26#include "SVGElement.h"
27
28namespace WebCore {
29
30class SVGFontElement;
31class StyleRuleFontFace;
32
33class SVGFontFaceElement final : public SVGElement {
34public:
35    static PassRefPtr<SVGFontFaceElement> create(const QualifiedName&, Document&);
36
37    unsigned unitsPerEm() const;
38    int xHeight() const;
39    float horizontalOriginX() const;
40    float horizontalOriginY() const;
41    float horizontalAdvanceX() const;
42    float verticalOriginX() const;
43    float verticalOriginY() const;
44    float verticalAdvanceY() const;
45    int ascent() const;
46    int descent() const;
47    String fontFamily() const;
48
49    SVGFontElement* associatedFontElement() const;
50    void rebuildFontFace();
51
52    StyleRuleFontFace* fontFaceRule() const { return m_fontFaceRule.get(); }
53
54private:
55    SVGFontFaceElement(const QualifiedName&, Document&);
56
57    virtual void parseAttribute(const QualifiedName&, const AtomicString&) override;
58
59    virtual void childrenChanged(const ChildChange&) override;
60    virtual InsertionNotificationRequest insertedInto(ContainerNode&) override;
61    virtual void removedFrom(ContainerNode&) override;
62
63    virtual bool rendererIsNeeded(const RenderStyle&) override { return false; }
64
65    RefPtr<StyleRuleFontFace> m_fontFaceRule;
66    SVGFontElement* m_fontElement;
67};
68
69NODE_TYPE_CASTS(SVGFontFaceElement)
70
71} // namespace WebCore
72
73#endif // ENABLE(SVG_FONTS)
74#endif
75
76// vim:ts=4:noet
77