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 *
8 * 1.  Redistributions of source code must retain the above copyright
9 *     notice, this list of conditions and the following disclaimer.
10 * 2.  Redistributions in binary form must reproduce the above copyright
11 *     notice, this list of conditions and the following disclaimer in the
12 *     documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef CachedSVGDocumentReference_h
27#define CachedSVGDocumentReference_h
28
29#if ENABLE(CSS_FILTERS)
30#include "CachedResourceHandle.h"
31#include "CachedSVGDocumentClient.h"
32#include <wtf/text/WTFString.h>
33
34namespace WebCore {
35
36class CachedSVGDocument;
37class CachedResourceLoader;
38
39class CachedSVGDocumentReference : public CachedSVGDocumentClient {
40public:
41    CachedSVGDocumentReference(const String&);
42
43    virtual ~CachedSVGDocumentReference();
44
45    void load(CachedResourceLoader*);
46    bool loadRequested() const { return m_loadRequested; }
47
48    CachedSVGDocument* document() { return m_document.get(); }
49
50private:
51    String m_url;
52    CachedResourceHandle<CachedSVGDocument> m_document;
53    bool m_loadRequested;
54};
55
56};
57
58#endif // ENABLE(CSS_FILTERS)
59
60#endif // CachedSVGDocumentReference_h
61