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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
     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 
     19 VarArrayOutputAdapterWithStorage::VarArrayOutputAdapterWithStorage()
     20     : ArrayOutputAdapter<PP_Var>() {
     21   set_output(&temp_storage_);
     22 }
     23 
     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 
     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