Antkeeper
0.0.1
src
engine
utility
json.cpp
Go to the documentation of this file.
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/*
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* Copyright (C) 2023 Christopher J. Howard
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*
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* This file is part of Antkeeper source code.
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*
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* Antkeeper source code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Antkeeper source code is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Antkeeper source code. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <
engine/utility/json.hpp
>
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#include <
engine/resources/resource-loader.hpp
>
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#include <
engine/resources/deserializer.hpp
>
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template
<>
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void
deserializer<json>::deserialize
(::
json
&
json
,
deserialize_context
& ctx)
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{
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// Read file into buffer
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std::string file_buffer(ctx.
size
(),
'\0'
);
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ctx.
read8
(
reinterpret_cast<
std::byte*
>
(file_buffer.data()), ctx.
size
());
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// Parse JSON from file buffer
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json
= ::json::parse(file_buffer,
nullptr
,
true
,
true
);
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}
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template
<>
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std::unique_ptr<json>
resource_loader<json>::load
(::
resource_manager
&
resource_manager
,
deserialize_context
& ctx)
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{
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auto
resource = std::make_unique<json>();
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deserializer<json>
().
deserialize
(*resource, ctx);
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return
resource;
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}
resource_loader::load
static std::unique_ptr< T > load(::resource_manager &resource_manager, deserialize_context &ctx)
Loads a resource.
resource_manager
Manages the loading, caching, and saving of resources.
Definition:
resource-manager.hpp:38
deserializer.hpp
json.hpp
json
nlohmann::json json
JSON data.
Definition:
json.hpp:26
resource-loader.hpp
deserialize_context
Provides access to a deserialization state.
Definition:
deserialize-context.hpp:31
deserialize_context::size
virtual std::size_t size() const noexcept=0
Returns the size of the file, in bytes.
deserialize_context::read8
virtual std::size_t read8(std::byte *data, std::size_t count) noexcept(false)=0
Reads 8-bit (byte) data.
deserializer
Specializations of deserializer define the deserialization process for a given type.
Definition:
deserializer.hpp:32
deserializer::deserialize
void deserialize(T &value, deserialize_context &ctx)
Deserializes a value.