skia/ext/skia_utils_base.cc

   1 // Copyright (c) 2013 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 #include "skia/ext/skia_utils_base.h"
   6
   7 namespace skia {
   8
   9 bool ReadSkString(PickleIterator* iter, SkString* str) {
  10   int reply_length;
  11   const char* reply_text;
  12
  13   if (!iter->ReadData(&reply_text, &reply_length))
  14     return false;
  15
  16   if (str)
  17     str->set(reply_text, reply_length);
  18   return true;
  19 }
  20
  21 bool ReadSkFontIdentity(PickleIterator* iter,
  22                         SkFontConfigInterface::FontIdentity* identity) {
  23   uint32_t reply_id;
  24   uint32_t reply_ttcIndex;
  25   int reply_length;
  26   const char* reply_text;
  27
  28   if (!iter->ReadUInt32(&reply_id) ||
  29       !iter->ReadUInt32(&reply_ttcIndex) ||
  30       !iter->ReadData(&reply_text, &reply_length))
  31     return false;
  32
  33   if (identity) {
  34     identity->fID = reply_id;
  35     identity->fTTCIndex = reply_ttcIndex;
  36     identity->fString.set(reply_text, reply_length);
  37   }
  38   return true;
  39 }
  40
  41 bool WriteSkString(Pickle* pickle, const SkString& str) {
  42   return pickle->WriteData(str.c_str(), str.size());
  43 }
  44
  45 bool WriteSkFontIdentity(Pickle* pickle,
  46                          const SkFontConfigInterface::FontIdentity& identity) {
  47   return pickle->WriteUInt32(identity.fID) &&
  48          pickle->WriteUInt32(identity.fTTCIndex) &&
  49          WriteSkString(pickle, identity.fString);
  50 }
  51
  52 }  // namespace skia
  53