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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef AGS_ENGINE_AC_DYNOBJ_CC_DYNAMICARRAY_H
#define AGS_ENGINE_AC_DYNOBJ_CC_DYNAMICARRAY_H
#include "common/std/vector.h"
#include "ags/engine/ac/dynobj/cc_ags_dynamic_object.h"
#include "ags/shared/util/stream.h"
namespace AGS3 {
#define ARRAY_MANAGED_TYPE_FLAG 0x80000000
struct CCDynamicArray final : AGSCCDynamicObject {
public:
static const char *TypeName;
struct Header {
// May contain ARRAY_MANAGED_TYPE_FLAG
uint32_t ElemCount = 0u;
// TODO: refactor and store "elem size" instead
uint32_t TotalSize = 0u;
};
CCDynamicArray() = default;
~CCDynamicArray() = default;
inline static const Header &GetHeader(const void *address) {
return reinterpret_cast<const Header &>(*(static_cast<const uint8_t *>(address) - MemHeaderSz));
}
// Create managed array object and return a pointer to the beginning of a buffer
static DynObjectRef Create(int numElements, int elementSize, bool isManagedType);
// return the type name of the object
const char *GetType() override;
int Dispose(void *address, bool force) override;
void Unserialize(int index, AGS::Shared::Stream *in, size_t data_sz) override;
private:
// The size of the array's header in memory, prepended to the element data
static const size_t MemHeaderSz = sizeof(Header);
// The size of the serialized header
static const size_t FileHeaderSz = sizeof(uint32_t) * 2;
// Savegame serialization
// Calculate and return required space for serialization, in bytes
size_t CalcSerializeSize(const void *address) override;
// Write object data into the provided stream
void Serialize(const void *address, AGS::Shared::Stream *out) override;
};
// Helper functions for setting up dynamic arrays.
namespace DynamicArrayHelpers {
// Create array of managed strings
DynObjectRef CreateStringArray(const std::vector<const char *>);
} // namespace DynamicArrayHelpers
} // namespace AGS3
#endif
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