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/shared_impl/ppb_resource_array_shared.h" 6 7 #include "base/logging.h" 8 #include "ppapi/shared_impl/ppapi_globals.h" 9 #include "ppapi/shared_impl/resource_tracker.h" 10 11 using ppapi::thunk::PPB_ResourceArray_API; 12 13 namespace ppapi { 14 15 PPB_ResourceArray_Shared::PPB_ResourceArray_Shared(ResourceObjectType type, 16 PP_Instance instance, 17 const PP_Resource elements[], 18 uint32_t size) 19 : Resource(type, instance) { 20 DCHECK(resources_.empty()); 21 22 resources_.reserve(size); 23 for (uint32_t index = 0; index < size; ++index) { 24 PP_Resource element = elements[index]; 25 if (element) 26 PpapiGlobals::Get()->GetResourceTracker()->AddRefResource(element); 27 resources_.push_back(element); 28 } 29 } 30 31 PPB_ResourceArray_Shared::~PPB_ResourceArray_Shared() { 32 for (std::vector<PP_Resource>::iterator iter = resources_.begin(); 33 iter != resources_.end(); ++iter) { 34 if (*iter) 35 PpapiGlobals::Get()->GetResourceTracker()->ReleaseResource(*iter); 36 } 37 } 38 39 PPB_ResourceArray_API* PPB_ResourceArray_Shared::AsPPB_ResourceArray_API() { 40 return this; 41 } 42 43 uint32_t PPB_ResourceArray_Shared::GetSize() { 44 return static_cast<uint32_t>(resources_.size()); 45 } 46 47 PP_Resource PPB_ResourceArray_Shared::GetAt(uint32_t index) { 48 return index < resources_.size() ? resources_[index] : 0; 49 } 50 51 } // namespace ppapi 52