ETileArea(const BaseStation *st, TileIndex tile, TriggerArea ta)
{
switch (ta) {
default: NOT_REACHED();
case TA_TILE:
this->tile = tile;
this->w = 1;
this->h = 1;
break;
case TA_PLATFORM: {
TileIndex start, end;
Axis axis = GetRailStationAxis(tile);
TileIndexDiff delta = TileOffsByDiagDir(AxisToDiagDir(axis));
for (end = tile; IsRailStationTile(end + delta) && IsCompatibleTrainStationTile(end + delta, tile); end += delta) { /* Nothing */ }
for (start = tile; IsRailStationTile(start - delta) && IsCompatibleTrainStationTile(start - delta, tile); start -= delta) { /* Nothing */ }
this->tile = start;
this->w = TileX(end) - TileX(start) + 1;
this->h = TileY(end) - TileY(start) + 1;
break;
}
case TA_WHOLE:
st->GetTileArea(this, Station::IsExpected(st) ? STATION_RAIL : STATION_WAYPOINT);
break;
}
}
/* virtual */ uint Station::GetPlatformLength(TileIndex tile) const
{
assert(this->TileBelongsToRailStation(tile));
TileIndexDiff delta = (GetRailStationAxis(tile) == AXIS_X ? TileDiffXY(1, 0) : TileDiffXY(0, 1));
TileIndex t = tile;
uint len = 0;
do {
t -= delta;
len++;
} while (IsCompatibleTrainStationTile(t, tile));
t = tile;
do {
t += delta;
len++;
} while (IsCompatibleTrainStationTile(t, tile));
return len - 1;
}
/* virtual */ uint Station::GetPlatformLength(TileIndex tile, DiagDirection dir) const
{
TileIndex start_tile = tile;
uint length = 0;
assert(IsRailStationTile(tile));
assert(dir < DIAGDIR_END);
do {
length++;
tile += TileOffsByDiagDir(dir);
} while (IsCompatibleTrainStationTile(tile, start_tile));
return length;
}
