/platform/external/webkit/WebCore/css/CSSSegmentedFontFace.h

 1/*
 2 * Copyright (C) 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 CSSSegmentedFontFace_h
27#define CSSSegmentedFontFace_h
28
29#include <wtf/HashMap.h>
30#include <wtf/PassRefPtr.h>
31#include <wtf/RefCounted.h>
32#include <wtf/Vector.h>
33#include <wtf/unicode/Unicode.h>
34
35namespace WebCore {
36
37class CSSFontFace;
38class CSSFontSelector;
39class FontData;
40class FontDescription;
41class SegmentedFontData;
42
43class CSSSegmentedFontFace : public RefCounted<CSSSegmentedFontFace> {
44public:
45    static PassRefPtr<CSSSegmentedFontFace> create(CSSFontSelector* selector) { return adoptRef(new CSSSegmentedFontFace(selector)); }
46    ~CSSSegmentedFontFace();
47
48    bool isLoaded() const;
49    bool isValid() const;
50    CSSFontSelector* fontSelector() const { return m_fontSelector; }
51
52    void fontLoaded(CSSFontFace*);
53
54    void appendFontFace(PassRefPtr<CSSFontFace>);
55
56    FontData* getFontData(const FontDescription&);
57
58private:
59    CSSSegmentedFontFace(CSSFontSelector*);
60
61    void pruneTable();
62
63    CSSFontSelector* m_fontSelector;
64    HashMap<unsigned, SegmentedFontData*> m_fontDataTable;
65    Vector<RefPtr<CSSFontFace>, 1> m_fontFaces;
66};
67
68} // namespace WebCore
69
70#endif // CSSSegmentedFontFace_h