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openmw/apps/opencs/model/world/regionmap.cpp
2022-09-22 21:35:26 +03:00

499 lines
14 KiB
C++

#include "regionmap.hpp"
#include <algorithm>
#include <cmath>
#include <sstream>
#include <QBrush>
#include <components/misc/strings/lower.hpp>
#include "data.hpp"
#include "universalid.hpp"
CSMWorld::RegionMap::CellDescription::CellDescription()
: mDeleted(false)
{
}
CSMWorld::RegionMap::CellDescription::CellDescription(const Record<Cell>& cell)
{
const Cell& cell2 = cell.get();
if (!cell2.isExterior())
throw std::logic_error("Interior cell in region map");
mDeleted = cell.isDeleted();
mRegion = cell2.mRegion;
mName = cell2.mName;
}
CSMWorld::CellCoordinates CSMWorld::RegionMap::getIndex(const QModelIndex& index) const
{
return mMin.move(index.column(), mMax.getY() - mMin.getY() - index.row() - 1);
}
QModelIndex CSMWorld::RegionMap::getIndex(const CellCoordinates& index) const
{
// I hate you, Qt API naming scheme!
return QAbstractTableModel::index(
mMax.getY() - mMin.getY() - (index.getY() - mMin.getY()) - 1, index.getX() - mMin.getX());
}
CSMWorld::CellCoordinates CSMWorld::RegionMap::getIndex(const Cell& cell) const
{
std::istringstream stream(cell.mId);
char ignore;
int x = 0;
int y = 0;
stream >> ignore >> x >> y;
return CellCoordinates(x, y);
}
void CSMWorld::RegionMap::buildRegions()
{
const IdCollection<ESM::Region>& regions = mData.getRegions();
int size = regions.getSize();
for (int i = 0; i < size; ++i)
{
const Record<ESM::Region>& region = regions.getRecord(i);
if (!region.isDeleted())
mColours.insert(std::make_pair(Misc::StringUtils::lowerCase(region.get().mId), region.get().mMapColor));
}
}
void CSMWorld::RegionMap::buildMap()
{
const IdCollection<Cell>& cells = mData.getCells();
int size = cells.getSize();
for (int i = 0; i < size; ++i)
{
const Record<Cell>& cell = cells.getRecord(i);
const Cell& cell2 = cell.get();
if (cell2.isExterior())
{
CellDescription description(cell);
CellCoordinates index = getIndex(cell2);
mMap.insert(std::make_pair(index, description));
}
}
std::pair<CellCoordinates, CellCoordinates> mapSize = getSize();
mMin = mapSize.first;
mMax = mapSize.second;
}
void CSMWorld::RegionMap::addCell(const CellCoordinates& index, const CellDescription& description)
{
std::map<CellCoordinates, CellDescription>::iterator cell = mMap.find(index);
if (cell != mMap.end())
{
cell->second = description;
}
else
{
updateSize();
mMap.insert(std::make_pair(index, description));
}
QModelIndex index2 = getIndex(index);
dataChanged(index2, index2);
}
void CSMWorld::RegionMap::addCells(int start, int end)
{
const IdCollection<Cell>& cells = mData.getCells();
for (int i = start; i <= end; ++i)
{
const Record<Cell>& cell = cells.getRecord(i);
const Cell& cell2 = cell.get();
if (cell2.isExterior())
{
CellCoordinates index = getIndex(cell2);
CellDescription description(cell);
addCell(index, description);
}
}
}
void CSMWorld::RegionMap::removeCell(const CellCoordinates& index)
{
std::map<CellCoordinates, CellDescription>::iterator cell = mMap.find(index);
if (cell != mMap.end())
{
mMap.erase(cell);
QModelIndex index2 = getIndex(index);
dataChanged(index2, index2);
updateSize();
}
}
void CSMWorld::RegionMap::addRegion(const std::string& region, unsigned int colour)
{
mColours[Misc::StringUtils::lowerCase(region)] = colour;
}
void CSMWorld::RegionMap::removeRegion(const std::string& region)
{
std::map<std::string, unsigned int>::iterator iter(mColours.find(Misc::StringUtils::lowerCase(region)));
if (iter != mColours.end())
mColours.erase(iter);
}
void CSMWorld::RegionMap::updateRegions(const std::vector<std::string>& regions)
{
std::vector<std::string> regions2(regions);
for (auto& region2 : regions2)
{
Misc::StringUtils::lowerCaseInPlace(region2);
}
std::sort(regions2.begin(), regions2.end());
for (std::map<CellCoordinates, CellDescription>::const_iterator iter(mMap.begin()); iter != mMap.end(); ++iter)
{
if (!iter->second.mRegion.empty()
&& std::find(regions2.begin(), regions2.end(), Misc::StringUtils::lowerCase(iter->second.mRegion))
!= regions2.end())
{
QModelIndex index = getIndex(iter->first);
dataChanged(index, index);
}
}
}
void CSMWorld::RegionMap::updateSize()
{
std::pair<CellCoordinates, CellCoordinates> size = getSize();
if (int diff = size.first.getX() - mMin.getX())
{
beginInsertColumns(QModelIndex(), 0, std::abs(diff) - 1);
mMin = CellCoordinates(size.first.getX(), mMin.getY());
endInsertColumns();
}
if (int diff = size.first.getY() - mMin.getY())
{
beginInsertRows(QModelIndex(), 0, std::abs(diff) - 1);
mMin = CellCoordinates(mMin.getX(), size.first.getY());
endInsertRows();
}
if (int diff = size.second.getX() - mMax.getX())
{
int columns = columnCount();
if (diff > 0)
beginInsertColumns(QModelIndex(), columns, columns + diff - 1);
else
beginRemoveColumns(QModelIndex(), columns + diff, columns - 1);
mMax = CellCoordinates(size.second.getX(), mMax.getY());
endInsertColumns();
}
if (int diff = size.second.getY() - mMax.getY())
{
int rows = rowCount();
if (diff > 0)
beginInsertRows(QModelIndex(), rows, rows + diff - 1);
else
beginRemoveRows(QModelIndex(), rows + diff, rows - 1);
mMax = CellCoordinates(mMax.getX(), size.second.getY());
endInsertRows();
}
}
std::pair<CSMWorld::CellCoordinates, CSMWorld::CellCoordinates> CSMWorld::RegionMap::getSize() const
{
const IdCollection<Cell>& cells = mData.getCells();
int size = cells.getSize();
CellCoordinates min(0, 0);
CellCoordinates max(0, 0);
for (int i = 0; i < size; ++i)
{
const Record<Cell>& cell = cells.getRecord(i);
const Cell& cell2 = cell.get();
if (cell2.isExterior())
{
CellCoordinates index = getIndex(cell2);
if (min == max)
{
min = index;
max = min.move(1, 1);
}
else
{
if (index.getX() < min.getX())
min = CellCoordinates(index.getX(), min.getY());
else if (index.getX() >= max.getX())
max = CellCoordinates(index.getX() + 1, max.getY());
if (index.getY() < min.getY())
min = CellCoordinates(min.getX(), index.getY());
else if (index.getY() >= max.getY())
max = CellCoordinates(max.getX(), index.getY() + 1);
}
}
}
return std::make_pair(min, max);
}
CSMWorld::RegionMap::RegionMap(Data& data)
: mData(data)
{
buildRegions();
buildMap();
QAbstractItemModel* regions = data.getTableModel(UniversalId(UniversalId::Type_Regions));
connect(regions, &QAbstractItemModel::rowsAboutToBeRemoved, this, &RegionMap::regionsAboutToBeRemoved);
connect(regions, &QAbstractItemModel::rowsInserted, this, &RegionMap::regionsInserted);
connect(regions, &QAbstractItemModel::dataChanged, this, &RegionMap::regionsChanged);
QAbstractItemModel* cells = data.getTableModel(UniversalId(UniversalId::Type_Cells));
connect(cells, &QAbstractItemModel::rowsAboutToBeRemoved, this, &RegionMap::cellsAboutToBeRemoved);
connect(cells, &QAbstractItemModel::rowsInserted, this, &RegionMap::cellsInserted);
connect(cells, &QAbstractItemModel::dataChanged, this, &RegionMap::cellsChanged);
}
int CSMWorld::RegionMap::rowCount(const QModelIndex& parent) const
{
if (parent.isValid())
return 0;
return mMax.getY() - mMin.getY();
}
int CSMWorld::RegionMap::columnCount(const QModelIndex& parent) const
{
if (parent.isValid())
return 0;
return mMax.getX() - mMin.getX();
}
QVariant CSMWorld::RegionMap::data(const QModelIndex& index, int role) const
{
if (role == Qt::SizeHintRole)
return QSize(16, 16);
if (role == Qt::BackgroundRole)
{
/// \todo GUI class in non-GUI code. Needs to be addressed eventually.
std::map<CellCoordinates, CellDescription>::const_iterator cell = mMap.find(getIndex(index));
if (cell != mMap.end())
{
if (cell->second.mDeleted)
return QBrush(Qt::red, Qt::DiagCrossPattern);
std::map<std::string, unsigned int>::const_iterator iter
= mColours.find(Misc::StringUtils::lowerCase(cell->second.mRegion));
if (iter != mColours.end())
return QBrush(QColor(iter->second & 0xff, (iter->second >> 8) & 0xff, (iter->second >> 16) & 0xff));
if (cell->second.mRegion.empty())
return QBrush(Qt::Dense6Pattern); // no region
return QBrush(Qt::red, Qt::Dense6Pattern); // invalid region
}
return QBrush(Qt::DiagCrossPattern);
}
if (role == Qt::ToolTipRole)
{
CellCoordinates cellIndex = getIndex(index);
std::ostringstream stream;
stream << cellIndex;
std::map<CellCoordinates, CellDescription>::const_iterator cell = mMap.find(cellIndex);
if (cell != mMap.end())
{
if (!cell->second.mName.empty())
stream << " " << cell->second.mName;
if (cell->second.mDeleted)
stream << " (deleted)";
if (!cell->second.mRegion.empty())
{
stream << "<br>";
std::map<std::string, unsigned int>::const_iterator iter
= mColours.find(Misc::StringUtils::lowerCase(cell->second.mRegion));
if (iter != mColours.end())
stream << cell->second.mRegion;
else
stream << "<font color=red>" << cell->second.mRegion << "</font>";
}
}
else
stream << " (no cell)";
return QString::fromUtf8(stream.str().c_str());
}
if (role == Role_Region)
{
CellCoordinates cellIndex = getIndex(index);
std::map<CellCoordinates, CellDescription>::const_iterator cell = mMap.find(cellIndex);
if (cell != mMap.end() && !cell->second.mRegion.empty())
return QString::fromUtf8(Misc::StringUtils::lowerCase(cell->second.mRegion).c_str());
}
if (role == Role_CellId)
{
CellCoordinates cellIndex = getIndex(index);
std::ostringstream stream;
stream << "#" << cellIndex.getX() << " " << cellIndex.getY();
return QString::fromUtf8(stream.str().c_str());
}
return QVariant();
}
Qt::ItemFlags CSMWorld::RegionMap::flags(const QModelIndex& index) const
{
return Qt::ItemIsSelectable | Qt::ItemIsEnabled;
}
void CSMWorld::RegionMap::regionsAboutToBeRemoved(const QModelIndex& parent, int start, int end)
{
std::vector<std::string> update;
const IdCollection<ESM::Region>& regions = mData.getRegions();
for (int i = start; i <= end; ++i)
{
const Record<ESM::Region>& region = regions.getRecord(i);
update.push_back(region.get().mId);
removeRegion(region.get().mId);
}
updateRegions(update);
}
void CSMWorld::RegionMap::regionsInserted(const QModelIndex& parent, int start, int end)
{
std::vector<std::string> update;
const IdCollection<ESM::Region>& regions = mData.getRegions();
for (int i = start; i <= end; ++i)
{
const Record<ESM::Region>& region = regions.getRecord(i);
if (!region.isDeleted())
{
update.push_back(region.get().mId);
addRegion(region.get().mId, region.get().mMapColor);
}
}
updateRegions(update);
}
void CSMWorld::RegionMap::regionsChanged(const QModelIndex& topLeft, const QModelIndex& bottomRight)
{
// Note: At this point an additional check could be inserted to see if there is any change to the
// columns we are interested in. If not we can exit the function here and avoid all updating.
std::vector<std::string> update;
const IdCollection<ESM::Region>& regions = mData.getRegions();
for (int i = topLeft.row(); i <= bottomRight.column(); ++i)
{
const Record<ESM::Region>& region = regions.getRecord(i);
update.push_back(region.get().mId);
if (!region.isDeleted())
addRegion(region.get().mId, region.get().mMapColor);
else
removeRegion(region.get().mId);
}
updateRegions(update);
}
void CSMWorld::RegionMap::cellsAboutToBeRemoved(const QModelIndex& parent, int start, int end)
{
const IdCollection<Cell>& cells = mData.getCells();
for (int i = start; i <= end; ++i)
{
const Record<Cell>& cell = cells.getRecord(i);
const Cell& cell2 = cell.get();
if (cell2.isExterior())
removeCell(getIndex(cell2));
}
}
void CSMWorld::RegionMap::cellsInserted(const QModelIndex& parent, int start, int end)
{
addCells(start, end);
}
void CSMWorld::RegionMap::cellsChanged(const QModelIndex& topLeft, const QModelIndex& bottomRight)
{
// Note: At this point an additional check could be inserted to see if there is any change to the
// columns we are interested in. If not we can exit the function here and avoid all updating.
addCells(topLeft.row(), bottomRight.row());
}