1// Copyright (c) 2012 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef CONTENT_COMMON_FONT_CONFIG_IPC_LINUX_H_
6#define CONTENT_COMMON_FONT_CONFIG_IPC_LINUX_H_
7
8#include "base/compiler_specific.h"
9#include "third_party/skia/include/ports/SkFontConfigInterface.h"
10
11#include <string>
12
13namespace content {
14
15// FontConfig implementation for Skia that proxies out of process to get out
16// of the sandbox. See http://code.google.com/p/chromium/wiki/LinuxSandboxIPC
17class FontConfigIPC : public SkFontConfigInterface {
18 public:
19  explicit FontConfigIPC(int fd);
20  virtual ~FontConfigIPC();
21
22  virtual bool matchFamilyName(const char familyName[],
23                               SkTypeface::Style requested,
24                               FontIdentity* outFontIdentifier,
25                               SkString* outFamilyName,
26                               SkTypeface::Style* outStyle) OVERRIDE;
27
28  virtual SkStream* openStream(const FontIdentity&) OVERRIDE;
29
30  enum Method {
31    METHOD_MATCH = 0,
32    METHOD_OPEN = 1,
33  };
34
35  enum {
36    kMaxFontFamilyLength = 2048
37  };
38
39 private:
40  const int fd_;
41};
42
43}  // namespace content
44
45#endif  // CONTENT_COMMON_FONT_CONFIG_IPC_LINUX_H_
46