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 "core/css/CSSValue.h"
30#include "core/fetch/ResourcePtr.h"
31#include "platform/weborigin/Referrer.h"
32#include "wtf/PassRefPtr.h"
33#include "wtf/text/WTFString.h"
34
35namespace blink {
36
37class FontResource;
38class Document;
39class SVGFontFaceElement;
40
41class CSSFontFaceSrcValue : public CSSValue {
42public:
43    static PassRefPtrWillBeRawPtr<CSSFontFaceSrcValue> create(const String& resource)
44    {
45        return adoptRefWillBeNoop(new CSSFontFaceSrcValue(resource, false));
46    }
47    static PassRefPtrWillBeRawPtr<CSSFontFaceSrcValue> createLocal(const String& resource)
48    {
49        return adoptRefWillBeNoop(new CSSFontFaceSrcValue(resource, true));
50    }
51
52    const String& resource() const { return m_resource; }
53    const String& format() const { return m_format; }
54    bool isLocal() const { return m_isLocal; }
55
56    void setFormat(const String& format) { m_format = format; }
57    void setReferrer(const Referrer& referrer) { m_referrer = referrer; }
58
59    bool isSupportedFormat() const;
60
61#if ENABLE(SVG_FONTS)
62    bool isSVGFontFaceSrc() const;
63
64    SVGFontFaceElement* svgFontFaceElement() const { return m_svgFontFaceElement; }
65    void setSVGFontFaceElement(SVGFontFaceElement* element) { m_svgFontFaceElement = element; }
66#endif
67
68    String customCSSText() const;
69
70    bool hasFailedOrCanceledSubresources() const;
71
72    FontResource* fetch(Document*);
73
74    bool equals(const CSSFontFaceSrcValue&) const;
75
76    void traceAfterDispatch(Visitor* visitor) { CSSValue::traceAfterDispatch(visitor); }
77
78private:
79    CSSFontFaceSrcValue(const String& resource, bool local)
80        : CSSValue(FontFaceSrcClass)
81        , m_resource(resource)
82        , m_isLocal(local)
83#if ENABLE(SVG_FONTS)
84        , m_svgFontFaceElement(0)
85#endif
86    {
87    }
88
89    void restoreCachedResourceIfNeeded(Document*);
90    bool shouldSetCrossOriginAccessControl(const KURL& resource, SecurityOrigin*);
91
92    String m_resource;
93    String m_format;
94    Referrer m_referrer;
95    bool m_isLocal;
96
97    ResourcePtr<FontResource> m_fetched;
98
99#if ENABLE(SVG_FONTS)
100    // FIXME: Oilpan: Changing this to a member leaks Document.
101    // Figure out the retaining path. See https://codereview.chromium.org/337703004
102    SVGFontFaceElement* m_svgFontFaceElement;
103#endif
104};
105
106DEFINE_CSS_VALUE_TYPE_CASTS(CSSFontFaceSrcValue, isFontFaceSrcValue());
107
108}
109
110#endif
111