OpenRCT2/src/openrct2/object/WallObject.cpp

91 lines
3.0 KiB
C++

#pragma region Copyright (c) 2014-2017 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 "WallObject.h"
#include "../drawing/Drawing.h"
#include "../localisation/Language.h"
void WallObject::ReadLegacy(IReadObjectContext * context, IStream * stream)
{
stream->Seek(6, STREAM_SEEK_CURRENT);
_legacyType.wall.tool_id = stream->ReadValue<uint8>();
_legacyType.wall.flags = stream->ReadValue<uint8>();
_legacyType.wall.height = stream->ReadValue<uint8>();
_legacyType.wall.flags2 = stream->ReadValue<uint8>();
_legacyType.wall.price = stream->ReadValue<uint16>();
_legacyType.wall.scenery_tab_id = stream->ReadValue<uint8>();
_legacyType.wall.scrolling_mode = stream->ReadValue<uint8>();
GetStringTable()->Read(context, stream, OBJ_STRING_ID_NAME);
rct_object_entry sgEntry = stream->ReadValue<rct_object_entry>();
SetPrimarySceneryGroup(&sgEntry);
GetImageTable()->Read(context, stream);
// Validate properties
if (_legacyType.wall.price <= 0)
{
context->LogError(OBJECT_ERROR_INVALID_PROPERTY, "Price can not be free or negative.");
}
}
void WallObject::Load()
{
GetStringTable()->Sort();
_legacyType.name = language_allocate_object_string(GetName());
_legacyType.image = gfx_object_allocate_images(GetImageTable()->GetImages(), GetImageTable()->GetCount());
}
void WallObject::Unload()
{
language_free_object_string(_legacyType.name);
gfx_object_free_images(_legacyType.image, GetImageTable()->GetCount());
_legacyType.name = 0;
_legacyType.image = 0;
}
void WallObject::DrawPreview(rct_drawpixelinfo * dpi, sint32 width, sint32 height) const
{
sint32 x = width / 2;
sint32 y = height / 2;
x += 14;
y += (_legacyType.wall.height * 2) + 16;
uint32 imageId = 0x20D00000 | _legacyType.image;
if (_legacyType.wall.flags & WALL_SCENERY_HAS_SECONDARY_COLOUR)
{
imageId |= 0x92000000;
}
gfx_draw_sprite(dpi, imageId, x, y, 0);
if (_legacyType.wall.flags & WALL_SCENERY_HAS_GLASS)
{
imageId = _legacyType.image + 0x44500006;
gfx_draw_sprite(dpi, imageId, x, y, 0);
}
else if (_legacyType.wall.flags & WALL_SCENERY_IS_DOOR)
{
imageId++;
gfx_draw_sprite(dpi, imageId, x, y, 0);
}
}