106 lines
4.1 KiB
C++
106 lines
4.1 KiB
C++
/*************************************************************************/
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/* packed_data_container.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef PACKED_DATA_CONTAINER_H
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#define PACKED_DATA_CONTAINER_H
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#include "core/io/resource.h"
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class PackedDataContainer : public Resource {
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GDCLASS(PackedDataContainer, Resource);
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enum {
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TYPE_DICT = 0xFFFFFFFF,
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TYPE_ARRAY = 0xFFFFFFFE,
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};
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struct DictKey {
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uint32_t hash;
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Variant key;
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bool operator<(const DictKey &p_key) const { return hash < p_key.hash; }
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};
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Vector<uint8_t> data;
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int datalen = 0;
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uint32_t _pack(const Variant &p_data, Vector<uint8_t> &tmpdata, Map<String, uint32_t> &string_cache);
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Variant _iter_init_ofs(const Array &p_iter, uint32_t p_offset);
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Variant _iter_next_ofs(const Array &p_iter, uint32_t p_offset);
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Variant _iter_get_ofs(const Variant &p_iter, uint32_t p_offset);
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Variant _iter_init(const Array &p_iter);
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Variant _iter_next(const Array &p_iter);
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Variant _iter_get(const Variant &p_iter);
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friend class PackedDataContainerRef;
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Variant _key_at_ofs(uint32_t p_ofs, const Variant &p_key, bool &err) const;
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Variant _get_at_ofs(uint32_t p_ofs, const uint8_t *p_buf, bool &err) const;
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uint32_t _type_at_ofs(uint32_t p_ofs) const;
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int _size(uint32_t p_ofs) const;
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protected:
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void _set_data(const Vector<uint8_t> &p_data);
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Vector<uint8_t> _get_data() const;
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static void _bind_methods();
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public:
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virtual Variant getvar(const Variant &p_key, bool *r_valid = nullptr) const override;
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Error pack(const Variant &p_data);
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int size() const;
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PackedDataContainer() {}
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};
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class PackedDataContainerRef : public RefCounted {
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GDCLASS(PackedDataContainerRef, RefCounted);
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friend class PackedDataContainer;
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uint32_t offset = 0;
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Ref<PackedDataContainer> from;
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protected:
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static void _bind_methods();
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public:
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Variant _iter_init(const Array &p_iter);
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Variant _iter_next(const Array &p_iter);
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Variant _iter_get(const Variant &p_iter);
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bool _is_dictionary() const;
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int size() const;
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virtual Variant getvar(const Variant &p_key, bool *r_valid = nullptr) const override;
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PackedDataContainerRef() {}
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};
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#endif // PACKED_DATA_CONTAINER_H
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