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112 lines
4 KiB
C++
112 lines
4 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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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur. */
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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 "resource.h"
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class PackedDataContainer : public Resource {
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OBJ_TYPE(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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DVector<uint8_t> data;
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int datalen;
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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 DVector<uint8_t>& p_data);
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DVector<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=NULL) const;
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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 Reference {
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OBJ_TYPE(PackedDataContainerRef,Reference);
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friend class PackedDataContainer;
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uint32_t offset;
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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=NULL) const;
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PackedDataContainerRef();
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};
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#endif // PACKED_DATA_CONTAINER_H
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