third_party/WebKit/public/platform/linux/WebFontInfo.h

   1 /*
   2  * Copyright (C) 2009 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
   6  * met:
   7  *
   8  *     * Redistributions of source code must retain the above copyright
   9  * notice, this list of conditions and the following disclaimer.
  10  *     * Redistributions in binary form must reproduce the above
  11  * copyright notice, this list of conditions and the following disclaimer
  12  * in the documentation and/or other materials provided with the
  13  * distribution.
  14  *     * Neither the name of Google Inc. nor the names of its
  15  * contributors may be used to endorse or promote products derived from
  16  * this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 #ifndef WebFontInfo_h
  32 #define WebFontInfo_h
  33
  34 #include "../WebCString.h"
  35 #include "WebFallbackFont.h"
  36
  37 #include <string.h>
  38 #include <unistd.h>
  39
  40 namespace blink {
  41
  42 class WebFontInfo {
  43 public:
  44     // Return a font family which provides a glyph for the Unicode code point
  45     // specified by character.
  46     //   character: a UTF-32 code point
  47     //   preferredLocale: preferred locale identifier for the |characters|
  48     //                    (e.g. "en", "ja", "zh-CN")
  49     //
  50     // Returns: the font family or an empty string if the request could not be satisfied.
  51     // Returns: the font family instance. The instance has an empty font name if the request could not be satisfied.
  52     BLINK_EXPORT static void fallbackFontForChar(const WebUChar32 character, const char* preferredLocale, WebFallbackFont*);
  53 };
  54
  55 } // namespace blink
  56
  57 #endif