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OpenRCT2/src/openrct2/object/SmallSceneryObject.cpp

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/*****************************************************************************
* Copyright (c) 2014-2020 OpenRCT2 developers
*
* For a complete list of all authors, please refer to contributors.md
* Interested in contributing? Visit https://github.com/OpenRCT2/OpenRCT2
*
* OpenRCT2 is licensed under the GNU General Public License version 3.
*****************************************************************************/
#pragma warning(disable : 4706) // assignment within conditional expression
#include "SmallSceneryObject.h"
#include "../core/IStream.hpp"
#include "../core/Json.hpp"
#include "../core/Memory.hpp"
#include "../core/String.hpp"
#include "../drawing/Drawing.h"
#include "../interface/Cursors.h"
#include "../localisation/Language.h"
#include "../world/Scenery.h"
#include "../world/SmallScenery.h"
#include <algorithm>
void SmallSceneryObject::ReadLegacy(IReadObjectContext* context, OpenRCT2::IStream* stream)
{
stream->Seek(6, OpenRCT2::STREAM_SEEK_CURRENT);
_legacyType.flags = stream->ReadValue<uint32_t>();
_legacyType.height = stream->ReadValue<uint8_t>();
_legacyType.tool_id = static_cast<CursorID>(stream->ReadValue<uint8_t>());
_legacyType.price = stream->ReadValue<int16_t>();
_legacyType.removal_price = stream->ReadValue<int16_t>();
stream->Seek(4, OpenRCT2::STREAM_SEEK_CURRENT);
_legacyType.animation_delay = stream->ReadValue<uint16_t>();
_legacyType.animation_mask = stream->ReadValue<uint16_t>();
_legacyType.num_frames = stream->ReadValue<uint16_t>();
_legacyType.scenery_tab_id = OBJECT_ENTRY_INDEX_NULL;
GetStringTable().Read(context, stream, ObjectStringID::NAME);
rct_object_entry sgEntry = stream->ReadValue<rct_object_entry>();
SetPrimarySceneryGroup(ObjectEntryDescriptor(sgEntry));
if (_legacyType.HasFlag(SMALL_SCENERY_FLAG_HAS_FRAME_OFFSETS))
{
_frameOffsets = ReadFrameOffsets(stream);
}
// This crude method was used by RCT2. JSON objects have a flag for this property.
if (_legacyType.height > 64)
{
_legacyType.flags |= SMALL_SCENERY_FLAG_IS_TREE;
}
GetImageTable().Read(context, stream);
// Validate properties
if (_legacyType.price <= 0)
{
context->LogError(ObjectError::InvalidProperty, "Price can not be free or negative.");
}
if (_legacyType.removal_price <= 0)
{
// Make sure you don't make a profit when placing then removing.
money16 reimbursement = _legacyType.removal_price;
if (reimbursement > _legacyType.price)
{
context->LogError(ObjectError::InvalidProperty, "Sell price can not be more than buy price.");
}
}
}
void SmallSceneryObject::Load()
{
GetStringTable().Sort();
_legacyType.name = language_allocate_object_string(GetName());
_legacyType.image = gfx_object_allocate_images(GetImageTable().GetImages(), GetImageTable().GetCount());
_legacyType.scenery_tab_id = OBJECT_ENTRY_INDEX_NULL;
if (_legacyType.HasFlag(SMALL_SCENERY_FLAG_HAS_FRAME_OFFSETS))
{
_legacyType.frame_offsets = _frameOffsets.data();
}
PerformFixes();
}
void SmallSceneryObject::Unload()
{
language_free_object_string(_legacyType.name);
gfx_object_free_images(_legacyType.image, GetImageTable().GetCount());
_legacyType.name = 0;
_legacyType.image = 0;
}
void SmallSceneryObject::DrawPreview(rct_drawpixelinfo* dpi, int32_t width, int32_t height) const
{
uint32_t imageId = _legacyType.image;
if (_legacyType.HasFlag(SMALL_SCENERY_FLAG_HAS_PRIMARY_COLOUR))
{
imageId |= 0x20D00000;
if (_legacyType.HasFlag(SMALL_SCENERY_FLAG_HAS_SECONDARY_COLOUR))
{
imageId |= 0x92000000;
}
}
auto screenCoords = ScreenCoordsXY{ width / 2, (height / 2) + (_legacyType.height / 2) };
screenCoords.y = std::min(screenCoords.y, height - 16);
if ((_legacyType.HasFlag(SMALL_SCENERY_FLAG_FULL_TILE)) && (_legacyType.HasFlag(SMALL_SCENERY_FLAG_VOFFSET_CENTRE)))
{
screenCoords.y -= 12;
}
gfx_draw_sprite(dpi, imageId, screenCoords, 0);
if (_legacyType.HasFlag(SMALL_SCENERY_FLAG_HAS_GLASS))
{
imageId = _legacyType.image + 0x44500004;
if (_legacyType.HasFlag(SMALL_SCENERY_FLAG_HAS_SECONDARY_COLOUR))
{
imageId |= 0x92000000;
}
gfx_draw_sprite(dpi, imageId, screenCoords, 0);
}
if (_legacyType.HasFlag(SMALL_SCENERY_FLAG_ANIMATED_FG))
{
imageId = _legacyType.image + 4;
if (_legacyType.HasFlag(SMALL_SCENERY_FLAG_HAS_SECONDARY_COLOUR))
{
imageId |= 0x92000000;
}
gfx_draw_sprite(dpi, imageId, screenCoords, 0);
}
}
std::vector<uint8_t> SmallSceneryObject::ReadFrameOffsets(OpenRCT2::IStream* stream)
{
uint8_t frameOffset;
auto data = std::vector<uint8_t>();
data.push_back(stream->ReadValue<uint8_t>());
while ((frameOffset = stream->ReadValue<uint8_t>()) != 0xFF)
{
data.push_back(frameOffset);
}
data.push_back(frameOffset);
return data;
}
// clang-format off
void SmallSceneryObject::PerformFixes()
{
auto identifier = GetLegacyIdentifier();
static const auto& scgWalls = Object::GetScgWallsHeader();
// ToonTowner's base blocks. Put them in the Walls and Roofs group.
if (identifier == "XXBBCL01" ||
identifier == "XXBBMD01" ||
identifier == "ARBASE2 ")
{
SetPrimarySceneryGroup(scgWalls);
}
// ToonTowner's Pirate roofs. Make them show up in the Pirate Theming.
if (identifier == "TTPIRF02" ||
identifier == "TTPIRF03" ||
identifier == "TTPIRF04" ||
identifier == "TTPIRF05" ||
identifier == "TTPIRF07" ||
identifier == "TTPIRF08" ||
identifier == "TTPRF09 " ||
identifier == "TTPRF10 " ||
identifier == "TTPRF11 ")
{
static const auto& scgPirat = GetScgPiratHeader();
SetPrimarySceneryGroup(scgPirat);
}
// ToonTowner's wooden roofs. Make them show up in the Mine Theming.
if (identifier == "TTRFWD01" ||
identifier == "TTRFWD02" ||
identifier == "TTRFWD03" ||
identifier == "TTRFWD04" ||
identifier == "TTRFWD05" ||
identifier == "TTRFWD06" ||
identifier == "TTRFWD07" ||
identifier == "TTRFWD08")
{
static const auto& scgMine = GetScgMineHeader();
SetPrimarySceneryGroup(scgMine);
}
// ToonTowner's glass roofs. Make them show up in the Abstract Theming.
if (identifier == "TTRFGL01" ||
identifier == "TTRFGL02" ||
identifier == "TTRFGL03")
{
static const auto& scgAbstr = GetScgAbstrHeader();
SetPrimarySceneryGroup(scgAbstr);
}
}
// clang-format on
ObjectEntryDescriptor SmallSceneryObject::GetScgPiratHeader() const
{
return ObjectEntryDescriptor("rct2.scenery_group.scgpirat");
}
ObjectEntryDescriptor SmallSceneryObject::GetScgMineHeader() const
{
return ObjectEntryDescriptor("rct2.scgmine");
}
ObjectEntryDescriptor SmallSceneryObject::GetScgAbstrHeader() const
{
return ObjectEntryDescriptor("rct2.scenery_group.scgabstr");
}
void SmallSceneryObject::ReadJson(IReadObjectContext* context, json_t& root)
{
Guard::Assert(root.is_object(), "SmallSceneryObject::ReadJson expects parameter root to be object");
auto properties = root["properties"];
if (properties.is_object())
{
_legacyType.height = Json::GetNumber<uint8_t>(properties["height"]);
_legacyType.tool_id = Cursor::FromString(Json::GetString(properties["cursor"]), CursorID::StatueDown);
_legacyType.price = Json::GetNumber<uint16_t>(properties["price"]);
_legacyType.removal_price = Json::GetNumber<uint16_t>(properties["removalPrice"]);
_legacyType.animation_delay = Json::GetNumber<uint16_t>(properties["animationDelay"]);
_legacyType.animation_mask = Json::GetNumber<uint16_t>(properties["animationMask"]);
_legacyType.num_frames = Json::GetNumber<uint16_t>(properties["numFrames"]);
_legacyType.flags = Json::GetFlags<uint32_t>(
properties,
{
{ "SMALL_SCENERY_FLAG_VOFFSET_CENTRE", SMALL_SCENERY_FLAG_VOFFSET_CENTRE },
{ "requiresFlatSurface", SMALL_SCENERY_FLAG_REQUIRE_FLAT_SURFACE },
{ "isRotatable", SMALL_SCENERY_FLAG_ROTATABLE },
{ "isAnimated", SMALL_SCENERY_FLAG_ANIMATED },
{ "canWither", SMALL_SCENERY_FLAG_CAN_WITHER },
{ "canBeWatered", SMALL_SCENERY_FLAG_CAN_BE_WATERED },
{ "hasOverlayImage", SMALL_SCENERY_FLAG_ANIMATED_FG },
{ "hasGlass", SMALL_SCENERY_FLAG_HAS_GLASS },
{ "hasPrimaryColour", SMALL_SCENERY_FLAG_HAS_PRIMARY_COLOUR },
{ "SMALL_SCENERY_FLAG_FOUNTAIN_SPRAY_1", SMALL_SCENERY_FLAG_FOUNTAIN_SPRAY_1 },
{ "SMALL_SCENERY_FLAG_FOUNTAIN_SPRAY_4", SMALL_SCENERY_FLAG_FOUNTAIN_SPRAY_4 },
{ "isClock", SMALL_SCENERY_FLAG_IS_CLOCK },
{ "SMALL_SCENERY_FLAG_SWAMP_GOO", SMALL_SCENERY_FLAG_SWAMP_GOO },
{ "SMALL_SCENERY_FLAG17", SMALL_SCENERY_FLAG17 },
{ "isStackable", SMALL_SCENERY_FLAG_STACKABLE },
{ "prohibitWalls", SMALL_SCENERY_FLAG_NO_WALLS },
{ "hasSecondaryColour", SMALL_SCENERY_FLAG_HAS_SECONDARY_COLOUR },
{ "hasNoSupports", SMALL_SCENERY_FLAG_NO_SUPPORTS },
{ "SMALL_SCENERY_FLAG_VISIBLE_WHEN_ZOOMED", SMALL_SCENERY_FLAG_VISIBLE_WHEN_ZOOMED },
{ "SMALL_SCENERY_FLAG_COG", SMALL_SCENERY_FLAG_COG },
{ "allowSupportsAbove", SMALL_SCENERY_FLAG_BUILD_DIRECTLY_ONTOP },
{ "supportsHavePrimaryColour", SMALL_SCENERY_FLAG_PAINT_SUPPORTS },
{ "SMALL_SCENERY_FLAG27", SMALL_SCENERY_FLAG27 },
{ "isTree", SMALL_SCENERY_FLAG_IS_TREE },
});
// Determine shape flags from a shape string
auto shape = Json::GetString(properties["shape"]);
if (!shape.empty())
{
auto quarters = shape.substr(0, 3);
if (quarters == "2/4")
{
_legacyType.flags |= SMALL_SCENERY_FLAG_FULL_TILE | SMALL_SCENERY_FLAG_HALF_SPACE;
}
else if (quarters == "3/4")
{
_legacyType.flags |= SMALL_SCENERY_FLAG_FULL_TILE | SMALL_SCENERY_FLAG_THREE_QUARTERS;
}
else if (quarters == "4/4")
{
_legacyType.flags |= SMALL_SCENERY_FLAG_FULL_TILE;
}
if (shape.size() >= 5)
{
if ((shape.substr(3) == "+D"))
{
_legacyType.flags |= SMALL_SCENERY_FLAG_DIAGONAL;
}
}
}
auto jFrameOffsets = properties["frameOffsets"];
if (jFrameOffsets.is_array())
{
_frameOffsets = ReadJsonFrameOffsets(jFrameOffsets);
_legacyType.flags |= SMALL_SCENERY_FLAG_HAS_FRAME_OFFSETS;
}
SetPrimarySceneryGroup(ObjectEntryDescriptor(Json::GetString(properties["sceneryGroup"])));
}
PopulateTablesFromJson(context, root);
}
std::vector<uint8_t> SmallSceneryObject::ReadJsonFrameOffsets(json_t& jFrameOffsets)
{
std::vector<uint8_t> offsets;
for (const auto& jOffset : jFrameOffsets)
{
offsets.push_back(Json::GetNumber<uint8_t>(jOffset));
}
return offsets;
}
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