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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/dev/resource_array_dev.h" | |
6 | |
7 #include "ppapi/c/dev/ppb_resource_array_dev.h" | |
8 #include "ppapi/c/pp_errors.h" | |
9 #include "ppapi/cpp/instance_handle.h" | |
10 #include "ppapi/cpp/logging.h" | |
11 #include "ppapi/cpp/module.h" | |
12 #include "ppapi/cpp/module_impl.h" | |
13 | |
14 namespace pp { | |
15 | |
16 namespace { | |
17 | |
18 template <> const char* interface_name<PPB_ResourceArray_Dev>() { | |
19 return PPB_RESOURCEARRAY_DEV_INTERFACE; | |
20 } | |
21 | |
22 } // namespace | |
23 | |
24 ResourceArray_Dev::ResourceArray_Dev() { | |
25 } | |
26 | |
27 ResourceArray_Dev::ResourceArray_Dev(PassRef, PP_Resource resource) | |
28 : Resource(PASS_REF, resource) { | |
29 } | |
30 | |
31 ResourceArray_Dev::ResourceArray_Dev(const ResourceArray_Dev& other) | |
32 : Resource(other) { | |
33 } | |
34 | |
35 ResourceArray_Dev::ResourceArray_Dev(const InstanceHandle& instance, | |
36 const PP_Resource elements[], | |
37 uint32_t size) { | |
38 if (has_interface<PPB_ResourceArray_Dev>()) { | |
39 PassRefFromConstructor(get_interface<PPB_ResourceArray_Dev>()->Create( | |
40 instance.pp_instance(), elements, size)); | |
41 } | |
42 } | |
43 | |
44 ResourceArray_Dev::~ResourceArray_Dev() { | |
45 } | |
46 | |
47 ResourceArray_Dev& ResourceArray_Dev::operator=( | |
48 const ResourceArray_Dev& other) { | |
49 Resource::operator=(other); | |
50 return *this; | |
51 } | |
52 | |
53 uint32_t ResourceArray_Dev::size() const { | |
54 if (!has_interface<PPB_ResourceArray_Dev>()) | |
55 return 0; | |
56 return get_interface<PPB_ResourceArray_Dev>()->GetSize(pp_resource()); | |
57 } | |
58 | |
59 PP_Resource ResourceArray_Dev::operator[](uint32_t index) const { | |
60 if (!has_interface<PPB_ResourceArray_Dev>()) | |
61 return 0; | |
62 return get_interface<PPB_ResourceArray_Dev>()->GetAt(pp_resource(), index); | |
63 } | |
64 | |
65 // static | |
66 void ResourceArray_Dev::ArrayOutputCallbackConverter(void* user_data, | |
67 int32_t result) { | |
68 ArrayOutputCallbackData* data = | |
69 static_cast<ArrayOutputCallbackData*>(user_data); | |
70 | |
71 // data->resource_array_output should remain 0 if the call failed. | |
72 ResourceArray_Dev resources(PASS_REF, data->resource_array_output); | |
73 PP_DCHECK(resources.is_null() || result == PP_OK); | |
74 | |
75 // Need to issue the "GetDataBuffer" even for error cases and when the number | |
76 // of items is 0. | |
77 PP_Resource* output_buf = static_cast<PP_Resource*>( | |
78 data->output.GetDataBuffer( | |
79 data->output.user_data, resources.is_null() ? 0 : resources.size(), | |
80 sizeof(PP_Resource))); | |
81 if (output_buf) { | |
82 for (uint32_t index = 0; index < resources.size(); ++index) { | |
83 output_buf[index] = resources[index]; | |
84 Module::Get()->core()->AddRefResource(output_buf[index]); | |
85 } | |
86 } | |
87 | |
88 PP_RunCompletionCallback(&data->original_callback, result); | |
89 delete data; | |
90 } | |
91 | |
92 } // namespace pp | |
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