1 /*
2 * Copyright (C) 2007 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 #include "config.h"
27 #include "CSSFontFaceSrcValue.h"
28 #include "CSSStyleSheet.h"
29 #include "Node.h"
30
31 namespace WebCore {
32
33 #if ENABLE(SVG_FONTS)
isSVGFontFaceSrc() const34 bool CSSFontFaceSrcValue::isSVGFontFaceSrc() const
35 {
36 return equalIgnoringCase(m_format, "svg");
37 }
38 #endif
39
isSupportedFormat() const40 bool CSSFontFaceSrcValue::isSupportedFormat() const
41 {
42 // Normally we would just check the format, but in order to avoid conflicts with the old WinIE style of font-face,
43 // we will also check to see if the URL ends with .eot. If so, we'll go ahead and assume that we shouldn't load it.
44 if (m_format.isEmpty()) {
45 // Check for .eot.
46 if (m_resource.endsWith("eot", false))
47 return false;
48 return true;
49 }
50
51 return equalIgnoringCase(m_format, "truetype") || equalIgnoringCase(m_format, "opentype")
52 #if ENABLE(SVG_FONTS)
53 || isSVGFontFaceSrc()
54 #endif
55 ;
56 }
57
cssText() const58 String CSSFontFaceSrcValue::cssText() const
59 {
60 String result;
61 if (isLocal())
62 result += "local(";
63 else
64 result += "url(";
65 result += m_resource;
66 result += ")";
67 if (!m_format.isEmpty())
68 result += " format(" + m_format + ")";
69 return result;
70 }
71
addSubresourceStyleURLs(ListHashSet<KURL> & urls,const CSSStyleSheet * styleSheet)72 void CSSFontFaceSrcValue::addSubresourceStyleURLs(ListHashSet<KURL>& urls, const CSSStyleSheet* styleSheet)
73 {
74 if (!isLocal())
75 addSubresourceURL(urls, styleSheet->completeURL(m_resource));
76 }
77
78 }
79
80