ppapi/thunk/ppb_browser_font_trusted_api.h

   1 // Copyright (c) 2011 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 PPAPI_THUNK_PPB_BROWSER_FONT_TRUSTED_API_H_
   6 #define PPAPI_THUNK_PPB_BROWSER_FONT_TRUSTED_API_H_
   7
   8 #include "ppapi/c/trusted/ppb_browser_font_trusted.h"
   9 #include "ppapi/thunk/ppapi_thunk_export.h"
  10
  11 namespace ppapi {
  12 namespace thunk {
  13
  14 // API for font resources.
  15 class PPAPI_THUNK_EXPORT PPB_BrowserFont_Trusted_API {
  16  public:
  17   virtual ~PPB_BrowserFont_Trusted_API() {}
  18
  19   virtual PP_Bool Describe(PP_BrowserFont_Trusted_Description* description,
  20                            PP_BrowserFont_Trusted_Metrics* metrics) = 0;
  21   virtual PP_Bool DrawTextAt(PP_Resource image_data,
  22                              const PP_BrowserFont_Trusted_TextRun* text,
  23                              const PP_Point* position,
  24                              uint32_t color,
  25                              const PP_Rect* clip,
  26                              PP_Bool image_data_is_opaque) = 0;
  27   virtual int32_t MeasureText(const PP_BrowserFont_Trusted_TextRun* text) = 0;
  28   virtual uint32_t CharacterOffsetForPixel(
  29       const PP_BrowserFont_Trusted_TextRun* text,
  30       int32_t pixel_position) = 0;
  31   virtual int32_t PixelOffsetForCharacter(
  32       const PP_BrowserFont_Trusted_TextRun* text,
  33       uint32_t char_offset) = 0;
  34 };
  35
  36 }  // namespace thunk
  37 }  // namespace ppapi
  38
  39 #endif  // PPAPI_THUNK_PPB_BROWSER_FONT_TRUSTED_API_H_