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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "ppapi/shared_impl/array_var.h" | 5 #include "ppapi/shared_impl/array_var.h" |
6 | 6 |
7 #include <limits> | 7 #include <limits> |
8 | 8 |
9 #include "base/logging.h" | 9 #include "base/logging.h" |
10 #include "base/memory/ref_counted.h" | 10 #include "base/memory/ref_counted.h" |
11 #include "ppapi/shared_impl/ppapi_globals.h" | 11 #include "ppapi/shared_impl/ppapi_globals.h" |
12 #include "ppapi/shared_impl/var_tracker.h" | 12 #include "ppapi/shared_impl/var_tracker.h" |
13 | 13 |
14 namespace ppapi { | 14 namespace ppapi { |
15 | 15 |
16 ArrayVar::ArrayVar() { | 16 ArrayVar::ArrayVar() {} |
17 } | |
18 | 17 |
19 ArrayVar::~ArrayVar() { | 18 ArrayVar::~ArrayVar() {} |
20 } | |
21 | 19 |
22 // static | 20 // static |
23 ArrayVar* ArrayVar::FromPPVar(const PP_Var& var) { | 21 ArrayVar* ArrayVar::FromPPVar(const PP_Var& var) { |
24 if (var.type != PP_VARTYPE_ARRAY) | 22 if (var.type != PP_VARTYPE_ARRAY) |
25 return NULL; | 23 return NULL; |
26 | 24 |
27 scoped_refptr<Var> var_object( | 25 scoped_refptr<Var> var_object( |
28 PpapiGlobals::Get()->GetVarTracker()->GetVar(var)); | 26 PpapiGlobals::Get()->GetVarTracker()->GetVar(var)); |
29 if (!var_object.get()) | 27 if (!var_object.get()) |
30 return NULL; | 28 return NULL; |
31 return var_object->AsArrayVar(); | 29 return var_object->AsArrayVar(); |
32 } | 30 } |
33 | 31 |
34 ArrayVar* ArrayVar::AsArrayVar() { | 32 ArrayVar* ArrayVar::AsArrayVar() { return this; } |
35 return this; | |
36 } | |
37 | 33 |
38 PP_VarType ArrayVar::GetType() const { | 34 PP_VarType ArrayVar::GetType() const { return PP_VARTYPE_ARRAY; } |
39 return PP_VARTYPE_ARRAY; | |
40 } | |
41 | 35 |
42 PP_Var ArrayVar::Get(uint32_t index) const { | 36 PP_Var ArrayVar::Get(uint32_t index) const { |
43 if (index >= elements_.size()) | 37 if (index >= elements_.size()) |
44 return PP_MakeUndefined(); | 38 return PP_MakeUndefined(); |
45 | 39 |
46 const PP_Var& element = elements_[index].get(); | 40 const PP_Var& element = elements_[index].get(); |
47 if (PpapiGlobals::Get()->GetVarTracker()->AddRefVar(element)) | 41 if (PpapiGlobals::Get()->GetVarTracker()->AddRefVar(element)) |
48 return element; | 42 return element; |
49 else | 43 else |
50 return PP_MakeUndefined(); | 44 return PP_MakeUndefined(); |
(...skipping 23 matching lines...) Expand all Loading... |
74 } | 68 } |
75 | 69 |
76 PP_Bool ArrayVar::SetLength(uint32_t length) { | 70 PP_Bool ArrayVar::SetLength(uint32_t length) { |
77 // If |length| is larger than the current size, ScopedPPVars of type | 71 // If |length| is larger than the current size, ScopedPPVars of type |
78 // PP_VARTYPE_UNDEFINED will be inserted to reach the new length. | 72 // PP_VARTYPE_UNDEFINED will be inserted to reach the new length. |
79 elements_.resize(length); | 73 elements_.resize(length); |
80 return PP_TRUE; | 74 return PP_TRUE; |
81 } | 75 } |
82 | 76 |
83 } // namespace ppapi | 77 } // namespace ppapi |
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