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 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 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#pragma once
27
28#include "CSSFontFace.h"
29#include "FontCache.h"
30#include <wtf/HashMap.h>
31#include <wtf/RefCounted.h>
32#include <wtf/Vector.h>
33
34namespace WebCore {
35
36class CSSFontSelector;
37class FontDescription;
38class FontRanges;
39
40class CSSSegmentedFontFace final : public RefCounted<CSSSegmentedFontFace>, public CSSFontFace::Client {
41 WTF_MAKE_FAST_ALLOCATED;
42public:
43 static Ref<CSSSegmentedFontFace> create()
44 {
45 return adoptRef(*new CSSSegmentedFontFace());
46 }
47 ~CSSSegmentedFontFace();
48
49 void appendFontFace(Ref<CSSFontFace>&&);
50
51 FontRanges fontRanges(const FontDescription&);
52
53 Vector<Ref<CSSFontFace>, 1>& constituentFaces() { return m_fontFaces; }
54
55 // CSSFontFace::Client needs to be able to be held in a RefPtr.
56 void ref() final { RefCounted<CSSSegmentedFontFace>::ref(); }
57 void deref() final { RefCounted<CSSSegmentedFontFace>::deref(); }
58
59private:
60 CSSSegmentedFontFace();
61 void fontLoaded(CSSFontFace&) final;
62
63 HashMap<FontDescriptionKey, FontRanges, FontDescriptionKeyHash, WTF::SimpleClassHashTraits<FontDescriptionKey>> m_cache;
64 Vector<Ref<CSSFontFace>, 1> m_fontFaces;
65};
66
67} // namespace WebCore
68