1
0
mirror of https://github.com/OpenRCT2/OpenRCT2 synced 2026-01-16 03:23:15 +01:00
Files
OpenRCT2/src/object/SceneryGroupObject.cpp
2016-07-08 22:58:38 +01:00

109 lines
3.5 KiB
C++

#pragma region Copyright (c) 2014-2016 OpenRCT2 Developers
/*****************************************************************************
* OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
*
* OpenRCT2 is the work of many authors, a full list can be found in contributors.md
* For more information, visit https://github.com/OpenRCT2/OpenRCT2
*
* OpenRCT2 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.
*
* A full copy of the GNU General Public License can be found in licence.txt
*****************************************************************************/
#pragma endregion
#include "../core/IStream.hpp"
#include "../core/Memory.hpp"
#include "SceneryGroupObject.h"
extern "C"
{
#include "../drawing/drawing.h"
#include "../localisation/localisation.h"
}
enum OBJ_STRING_ID
{
OBJ_STRING_ID_NAME,
};
SceneryGroupObject::~SceneryGroupObject()
{
Memory::Free(_items);
}
void SceneryGroupObject::ReadLegacy(IReadObjectContext * context, IStream * stream)
{
_legacyType.name = stream->ReadValue<rct_string_id>();
_legacyType.image = stream->ReadValue<uint32>();
stream->Seek(0x80 * 2, STREAM_SEEK_CURRENT);
_legacyType.entry_count = stream->ReadValue<uint8>();
_legacyType.var_107 = stream->ReadValue<uint8>();
_legacyType.var_108 = stream->ReadValue<uint8>();
_legacyType.pad_109 = stream->ReadValue<uint8>();
_legacyType.var_10A = stream->ReadValue<uint32>();
GetStringTable()->Read(context, stream, OBJ_STRING_ID_NAME);
ReadItems(stream);
GetImageTable()->Read(context, stream);
_legacyType.var_107 = _numItems;
}
void SceneryGroupObject::Load()
{
_legacyType.name = language_allocate_object_string(GetName());
_legacyType.image = gfx_object_allocate_images(GetImageTable()->GetImages(), GetImageTable()->GetCount());
_legacyType.entry_count = 0;
for (uint32 i = 0; i < _numItems; i++)
{
uint8 entryType;
uint8 entryIndex;
if (find_object_in_entry_group(&_items[i], &entryType, &entryIndex))
{
uint16 sceneryEntry = entryIndex;
switch (entryType) {
case OBJECT_TYPE_SMALL_SCENERY: break;
case OBJECT_TYPE_LARGE_SCENERY: sceneryEntry |= 0x300; break;
case OBJECT_TYPE_WALLS: sceneryEntry |= 0x200; break;
case OBJECT_TYPE_PATH_BITS: sceneryEntry |= 0x100; break;
default: sceneryEntry |= 0x400; break;
}
_legacyType.scenery_entries[_legacyType.entry_count] = sceneryEntry;
_legacyType.entry_count++;
}
}
}
void SceneryGroupObject::Unload()
{
language_free_object_string(_legacyType.name);
gfx_object_free_images(_legacyType.image, GetImageTable()->GetCount());
}
const utf8 * SceneryGroupObject::GetName() const
{
const utf8 * name = GetStringTable()->GetString(OBJ_STRING_ID_NAME);
return name != nullptr ? name : "";
}
void SceneryGroupObject::ReadItems(IStream * stream)
{
auto items = std::vector<rct_object_entry>();
uint8 endMarker;
while ((endMarker = stream->ReadValue<uint8>()) != 0xFF)
{
stream->Seek(-1, STREAM_SEEK_CURRENT);
rct_object_entry entry = stream->ReadValue<rct_object_entry>();
items.push_back(entry);
}
_numItems = items.size();
_items = Memory::DuplicateArray(items.data(), items.size());
}