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 "PlatformString.h"
31 #include <wtf/PassRefPtr.h>
32 
33 #if ENABLE(SVG_FONTS)
34 #include "SVGFontFaceElement.h"
35 #endif
36 
37 namespace WebCore {
38 
39 class CSSFontFaceSrcValue : public CSSValue {
40 public:
create(const String & resource)41     static PassRefPtr<CSSFontFaceSrcValue> create(const String& resource)
42     {
43         return adoptRef(new CSSFontFaceSrcValue(resource, false));
44     }
createLocal(const String & resource)45     static PassRefPtr<CSSFontFaceSrcValue> createLocal(const String& resource)
46     {
47         return adoptRef(new CSSFontFaceSrcValue(resource, true));
48     }
49 
50     virtual ~CSSFontFaceSrcValue();
51 
resource()52     const String& resource() const { return m_resource; }
format()53     const String& format() const { return m_format; }
isLocal()54     bool isLocal() const { return m_isLocal; }
55 
setFormat(const String & format)56     void setFormat(const String& format) { m_format = format; }
57 
58     bool isSupportedFormat() const;
59 
60 #if ENABLE(SVG_FONTS)
61     bool isSVGFontFaceSrc() const;
62 
svgFontFaceElement()63     SVGFontFaceElement* svgFontFaceElement() const { return m_svgFontFaceElement; }
setSVGFontFaceElement(SVGFontFaceElement * element)64     void setSVGFontFaceElement(SVGFontFaceElement* element) { m_svgFontFaceElement = element; }
65 #endif
66 
67     virtual String cssText() const;
68 
69     virtual void addSubresourceStyleURLs(ListHashSet<KURL>&, const CSSStyleSheet*);
70 
71 private:
CSSFontFaceSrcValue(const String & resource,bool local)72     CSSFontFaceSrcValue(const String& resource, bool local)
73         : m_resource(resource)
74         , m_isLocal(local)
75 #if ENABLE(SVG_FONTS)
76         , m_svgFontFaceElement(0)
77 #endif
78     {
79     }
80 
81     String m_resource;
82     String m_format;
83     bool m_isLocal;
84 
85 #if ENABLE(SVG_FONTS)
86     SVGFontFaceElement* m_svgFontFaceElement;
87 #endif
88 };
89 
90 }
91 
92 #endif
93