1/*
2 * Copyright (C) 2012 Google 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 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
20 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
22 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25#include "config.h"
26
27#if ENABLE(SVG)
28#include "WebKitCSSSVGDocumentValue.h"
29
30#include "CSSParser.h"
31#include "CachedResourceLoader.h"
32#include "CachedResourceRequest.h"
33#include "CachedResourceRequestInitiators.h"
34#include "CachedSVGDocument.h"
35#include "Document.h"
36
37namespace WebCore {
38
39WebKitCSSSVGDocumentValue::WebKitCSSSVGDocumentValue(const String& url)
40    : CSSValue(WebKitCSSSVGDocumentClass)
41    , m_url(url)
42    , m_loadRequested(false)
43{
44}
45
46WebKitCSSSVGDocumentValue::~WebKitCSSSVGDocumentValue()
47{
48}
49
50CachedSVGDocument* WebKitCSSSVGDocumentValue::load(CachedResourceLoader* loader)
51{
52    ASSERT(loader);
53
54    if (!m_loadRequested) {
55        m_loadRequested = true;
56
57        CachedResourceRequest request(ResourceRequest(loader->document()->completeURL(m_url)));
58        request.setInitiator(cachedResourceRequestInitiators().css);
59        m_document = loader->requestSVGDocument(request);
60    }
61
62    return m_document.get();
63}
64
65String WebKitCSSSVGDocumentValue::customCssText() const
66{
67    return quoteCSSStringIfNeeded(m_url);
68}
69
70bool WebKitCSSSVGDocumentValue::equals(const WebKitCSSSVGDocumentValue& other) const
71{
72    return m_url == other.m_url;
73}
74
75} // namespace WebCore
76
77#endif // ENABLE(SVG)
78