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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 #include "ppapi/cpp/array_output.h"
6 
7 #include "ppapi/cpp/logging.h"
8 
9 namespace pp {
10 
11 // static
GetDataBufferThunk(void * user_data,uint32_t element_count,uint32_t element_size)12 void* ArrayOutputAdapterBase::GetDataBufferThunk(void* user_data,
13                                                  uint32_t element_count,
14                                                  uint32_t element_size) {
15   return static_cast<ArrayOutputAdapterBase*>(user_data)->
16       GetDataBuffer(element_count, element_size);
17 }
18 
VarArrayOutputAdapterWithStorage()19 VarArrayOutputAdapterWithStorage::VarArrayOutputAdapterWithStorage()
20     : ArrayOutputAdapter<PP_Var>() {
21   set_output(&temp_storage_);
22 }
23 
~VarArrayOutputAdapterWithStorage()24 VarArrayOutputAdapterWithStorage::~VarArrayOutputAdapterWithStorage() {
25   if (!temp_storage_.empty()) {
26     // An easy way to release the var references held by this object.
27     output();
28   }
29 }
30 
output()31 std::vector<Var>& VarArrayOutputAdapterWithStorage::output() {
32   PP_DCHECK(output_storage_.empty());
33 
34   output_storage_.reserve(temp_storage_.size());
35   for (size_t i = 0; i < temp_storage_.size(); i++)
36     output_storage_.push_back(Var(PASS_REF, temp_storage_[i]));
37   temp_storage_.clear();
38   return output_storage_;
39 }
40 
41 }  // namespace pp
42