Ben Murdoch | eb525c5 | 2013-07-10 11:40:50 +0100 | [diff] [blame] | 1 | // Copyright 2013 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/var_array.h" |
| 6 | |
| 7 | #include "ppapi/c/ppb_var_array.h" |
| 8 | #include "ppapi/cpp/logging.h" |
| 9 | #include "ppapi/cpp/module_impl.h" |
| 10 | |
| 11 | namespace pp { |
| 12 | |
| 13 | namespace { |
| 14 | |
| 15 | template <> const char* interface_name<PPB_VarArray_1_0>() { |
| 16 | return PPB_VAR_ARRAY_INTERFACE_1_0; |
| 17 | } |
| 18 | |
| 19 | } // namespace |
| 20 | |
| 21 | VarArray::VarArray() : Var(Null()) { |
| 22 | if (has_interface<PPB_VarArray_1_0>()) |
| 23 | var_ = get_interface<PPB_VarArray_1_0>()->Create(); |
| 24 | else |
| 25 | PP_NOTREACHED(); |
| 26 | } |
| 27 | |
| 28 | VarArray::VarArray(const Var& var) : Var(var) { |
| 29 | if (!var.is_array()) { |
| 30 | PP_NOTREACHED(); |
| 31 | |
| 32 | // This takes care of releasing the reference that this object holds. |
| 33 | Var::operator=(Var(Null())); |
| 34 | } |
| 35 | } |
| 36 | |
| 37 | VarArray::VarArray(const PP_Var& var) : Var(var) { |
| 38 | if (var.type != PP_VARTYPE_ARRAY) { |
| 39 | PP_NOTREACHED(); |
| 40 | |
| 41 | // This takes care of releasing the reference that this object holds. |
| 42 | Var::operator=(Var(Null())); |
| 43 | } |
| 44 | } |
| 45 | |
| 46 | VarArray::VarArray(const VarArray& other) : Var(other) { |
| 47 | } |
| 48 | |
| 49 | VarArray::~VarArray() { |
| 50 | } |
| 51 | |
| 52 | VarArray& VarArray::operator=(const VarArray& other) { |
| 53 | Var::operator=(other); |
| 54 | return *this; |
| 55 | } |
| 56 | |
| 57 | Var& VarArray::operator=(const Var& other) { |
| 58 | if (other.is_array()) { |
| 59 | Var::operator=(other); |
| 60 | } else { |
| 61 | PP_NOTREACHED(); |
| 62 | Var::operator=(Var(Null())); |
| 63 | } |
| 64 | return *this; |
| 65 | } |
| 66 | |
| 67 | Var VarArray::Get(uint32_t index) const { |
| 68 | if (!has_interface<PPB_VarArray_1_0>()) |
| 69 | return Var(); |
| 70 | |
| 71 | return Var(PASS_REF, get_interface<PPB_VarArray_1_0>()->Get(var_, index)); |
| 72 | } |
| 73 | |
| 74 | bool VarArray::Set(uint32_t index, const Var& value) { |
| 75 | if (!has_interface<PPB_VarArray_1_0>()) |
| 76 | return false; |
| 77 | |
| 78 | return PP_ToBool(get_interface<PPB_VarArray_1_0>()->Set(var_, index, |
| 79 | value.pp_var())); |
| 80 | } |
| 81 | |
| 82 | uint32_t VarArray::GetLength() const { |
| 83 | if (!has_interface<PPB_VarArray_1_0>()) |
| 84 | return 0; |
| 85 | |
| 86 | return get_interface<PPB_VarArray_1_0>()->GetLength(var_); |
| 87 | } |
| 88 | |
| 89 | bool VarArray::SetLength(uint32_t length) { |
| 90 | if (!has_interface<PPB_VarArray_1_0>()) |
| 91 | return false; |
| 92 | |
| 93 | return PP_ToBool(get_interface<PPB_VarArray_1_0>()->SetLength(var_, length)); |
| 94 | } |
| 95 | |
| 96 | } // namespace pp |