1/*
2 * Copyright (C) 2013 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 are met:
6 *
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. AND ITS CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
19 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
20 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
23 * DAMAGE.
24 */
25
26#ifndef FontFaceSetForEachCallback_h
27#define FontFaceSetForEachCallback_h
28
29#include "bindings/core/v8/ScriptValue.h"
30#include "platform/heap/Handle.h"
31
32namespace blink {
33
34class FontFace;
35class FontFaceSet;
36
37class FontFaceSetForEachCallback : public GarbageCollectedFinalized<FontFaceSetForEachCallback> {
38public:
39    virtual ~FontFaceSetForEachCallback() { }
40    virtual void trace(Visitor*) { }
41    virtual bool handleItem(ScriptValue thisValue, FontFace*, FontFace*, FontFaceSet*) = 0;
42    virtual bool handleItem(FontFace*, FontFace*, FontFaceSet*) = 0;
43};
44
45} // namespace blink
46
47#endif // FontFaceSetForEachCallback_h
48