81 lines
2.7 KiB
C++
81 lines
2.7 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program 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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* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef AGS_ENGINE_AC_DYNOBJ_CC_DYNAMICARRAY_H
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#define AGS_ENGINE_AC_DYNOBJ_CC_DYNAMICARRAY_H
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#include "common/std/vector.h"
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#include "ags/engine/ac/dynobj/cc_ags_dynamic_object.h"
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#include "ags/shared/util/stream.h"
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namespace AGS3 {
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#define ARRAY_MANAGED_TYPE_FLAG 0x80000000
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struct CCDynamicArray final : AGSCCDynamicObject {
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public:
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static const char *TypeName;
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struct Header {
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// May contain ARRAY_MANAGED_TYPE_FLAG
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uint32_t ElemCount = 0u;
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// TODO: refactor and store "elem size" instead
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uint32_t TotalSize = 0u;
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};
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CCDynamicArray() = default;
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~CCDynamicArray() = default;
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inline static const Header &GetHeader(const void *address) {
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return reinterpret_cast<const Header &>(*(static_cast<const uint8_t *>(address) - MemHeaderSz));
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}
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// Create managed array object and return a pointer to the beginning of a buffer
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static DynObjectRef Create(int numElements, int elementSize, bool isManagedType);
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// return the type name of the object
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const char *GetType() override;
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int Dispose(void *address, bool force) override;
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void Unserialize(int index, AGS::Shared::Stream *in, size_t data_sz) override;
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private:
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// The size of the array's header in memory, prepended to the element data
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static const size_t MemHeaderSz = sizeof(Header);
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// The size of the serialized header
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static const size_t FileHeaderSz = sizeof(uint32_t) * 2;
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// Savegame serialization
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// Calculate and return required space for serialization, in bytes
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size_t CalcSerializeSize(const void *address) override;
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// Write object data into the provided stream
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void Serialize(const void *address, AGS::Shared::Stream *out) override;
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};
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// Helper functions for setting up dynamic arrays.
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namespace DynamicArrayHelpers {
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// Create array of managed strings
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DynObjectRef CreateStringArray(const std::vector<const char *>);
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} // namespace DynamicArrayHelpers
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} // namespace AGS3
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#endif
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