1/*
2 * Copyright (C) 2007, 2008 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef CSSFontFaceSrcValue_h
27#define CSSFontFaceSrcValue_h
28
29#include "CSSValue.h"
30#include "CachedResourceHandle.h"
31#include <wtf/PassRefPtr.h>
32#include <wtf/text/WTFString.h>
33
34namespace WebCore {
35
36class CachedFont;
37class Document;
38class SVGFontFaceElement;
39
40class CSSFontFaceSrcValue : public CSSValue {
41public:
42    static PassRefPtr<CSSFontFaceSrcValue> create(const String& resource)
43    {
44        return adoptRef(new CSSFontFaceSrcValue(resource, false));
45    }
46    static PassRefPtr<CSSFontFaceSrcValue> createLocal(const String& resource)
47    {
48        return adoptRef(new CSSFontFaceSrcValue(resource, true));
49    }
50
51    const String& resource() const { return m_resource; }
52    const String& format() const { return m_format; }
53    bool isLocal() const { return m_isLocal; }
54
55    void setFormat(const String& format) { m_format = format; }
56
57    bool isSupportedFormat() const;
58
59#if ENABLE(SVG_FONTS)
60    bool isSVGFontFaceSrc() const;
61
62    SVGFontFaceElement* svgFontFaceElement() const { return m_svgFontFaceElement; }
63    void setSVGFontFaceElement(SVGFontFaceElement* element) { m_svgFontFaceElement = element; }
64#endif
65
66    String customCssText() const;
67
68    void addSubresourceStyleURLs(ListHashSet<KURL>&, const StyleSheetContents*) const;
69
70    bool hasFailedOrCanceledSubresources() const;
71
72    CachedFont* cachedFont(Document*);
73
74    bool equals(const CSSFontFaceSrcValue&) const;
75
76private:
77    CSSFontFaceSrcValue(const String& resource, bool local)
78        : CSSValue(FontFaceSrcClass)
79        , m_resource(resource)
80        , m_isLocal(local)
81#if ENABLE(SVG_FONTS)
82        , m_svgFontFaceElement(0)
83#endif
84    {
85    }
86
87    String m_resource;
88    String m_format;
89    bool m_isLocal;
90
91    CachedResourceHandle<CachedFont> m_cachedFont;
92
93#if ENABLE(SVG_FONTS)
94    SVGFontFaceElement* m_svgFontFaceElement;
95#endif
96};
97
98}
99
100#endif
101