/* virtual */ uint32 StationScopeResolver::GetVariable(byte variable, uint32 parameter, bool *available) const { if (this->st == NULL) { /* Station does not exist, so we're in a purchase list or the land slope check callback. */ switch (variable) { case 0x40: case 0x41: case 0x46: case 0x47: case 0x49: return 0x2110000; // Platforms, tracks & position case 0x42: return 0; // Rail type (XXX Get current type from GUI?) case 0x43: return GetCompanyInfo(_current_company); // Station owner case 0x44: return 2; // PBS status case 0x67: // Land info of nearby tile if (this->axis != INVALID_AXIS && this->tile != INVALID_TILE) { TileIndex tile = this->tile; if (parameter != 0) tile = GetNearbyTile(parameter, tile, true, this->axis); // only perform if it is required Slope tileh = GetTileSlope(tile); bool swap = (this->axis == AXIS_Y && HasBit(tileh, CORNER_W) != HasBit(tileh, CORNER_E)); return GetNearbyTileInformation(tile, this->ro.grffile->grf_version >= 8) ^ (swap ? SLOPE_EW : 0); } break; case 0xFA: return Clamp(_date - DAYS_TILL_ORIGINAL_BASE_YEAR, 0, 65535); // Build date, clamped to a 16 bit value } *available = false; return UINT_MAX; } switch (variable) { /* Calculated station variables */ case 0x40: if (!HasBit(_svc.valid, 0)) { _svc.v40 = GetPlatformInfoHelper(this->tile, false, false, false); SetBit(_svc.valid, 0); } return _svc.v40; case 0x41: if (!HasBit(_svc.valid, 1)) { _svc.v41 = GetPlatformInfoHelper(this->tile, true, false, false); SetBit(_svc.valid, 1); } return _svc.v41; case 0x42: return GetTerrainType(this->tile) | (GetReverseRailTypeTranslation(GetRailType(this->tile), this->statspec->grf_prop.grffile) << 8); case 0x43: return GetCompanyInfo(this->st->owner); // Station owner case 0x44: return HasStationReservation(this->tile) ? 7 : 4; // PBS status case 0x45: if (!HasBit(_svc.valid, 2)) { _svc.v45 = GetRailContinuationInfo(this->tile); SetBit(_svc.valid, 2); } return _svc.v45; case 0x46: if (!HasBit(_svc.valid, 3)) { _svc.v46 = GetPlatformInfoHelper(this->tile, false, false, true); SetBit(_svc.valid, 3); } return _svc.v46; case 0x47: if (!HasBit(_svc.valid, 4)) { _svc.v47 = GetPlatformInfoHelper(this->tile, true, false, true); SetBit(_svc.valid, 4); } return _svc.v47; case 0x49: if (!HasBit(_svc.valid, 5)) { _svc.v49 = GetPlatformInfoHelper(this->tile, false, true, false); SetBit(_svc.valid, 5); } return _svc.v49; case 0x4A: // Animation frame of tile return GetAnimationFrame(this->tile); /* Variables which use the parameter */ /* Variables 0x60 to 0x65 and 0x69 are handled separately below */ case 0x66: { // Animation frame of nearby tile TileIndex tile = this->tile; if (parameter != 0) tile = GetNearbyTile(parameter, tile); return this->st->TileBelongsToRailStation(tile) ? GetAnimationFrame(tile) : UINT_MAX; } case 0x67: { // Land info of nearby tile Axis axis = GetRailStationAxis(this->tile); TileIndex tile = this->tile; if (parameter != 0) tile = GetNearbyTile(parameter, tile); // only perform if it is required Slope tileh = GetTileSlope(tile); bool swap = (axis == AXIS_Y && HasBit(tileh, CORNER_W) != HasBit(tileh, CORNER_E)); return GetNearbyTileInformation(tile, this->ro.grffile->grf_version >= 8) ^ (swap ? SLOPE_EW : 0); } case 0x68: { // Station info of nearby tiles TileIndex nearby_tile = GetNearbyTile(parameter, this->tile); if (!HasStationTileRail(nearby_tile)) return 0xFFFFFFFF; uint32 grfid = this->st->speclist[GetCustomStationSpecIndex(this->tile)].grfid; bool perpendicular = GetRailStationAxis(this->tile) != GetRailStationAxis(nearby_tile); bool same_station = this->st->TileBelongsToRailStation(nearby_tile); uint32 res = GB(GetStationGfx(nearby_tile), 1, 2) << 12 | !!perpendicular << 11 | !!same_station << 10; if (IsCustomStationSpecIndex(nearby_tile)) { const StationSpecList ssl = BaseStation::GetByTile(nearby_tile)->speclist[GetCustomStationSpecIndex(nearby_tile)]; res |= 1 << (ssl.grfid != grfid ? 9 : 8) | ssl.localidx; } return res; } /* General station variables */ case 0x82: return 50; case 0x84: return this->st->string_id; case 0x86: return 0; case 0xF0: return this->st->facilities; case 0xFA: return Clamp(this->st->build_date - DAYS_TILL_ORIGINAL_BASE_YEAR, 0, 65535); } return this->st->GetNewGRFVariable(this->ro, variable, parameter, available); }
static uint32 StationGetVariable(const ResolverObject *object, byte variable, byte parameter, bool *available) { const BaseStation *st = object->u.station.st; TileIndex tile = object->u.station.tile; if (object->scope == VSG_SCOPE_PARENT) { /* Pass the request on to the town of the station */ const Town *t; if (st != NULL) { t = st->town; } else if (tile != INVALID_TILE) { t = ClosestTownFromTile(tile, UINT_MAX); } else { *available = false; return UINT_MAX; } return TownGetVariable(variable, parameter, available, t); } if (st == NULL) { /* Station does not exist, so we're in a purchase list */ switch (variable) { case 0x40: case 0x41: case 0x46: case 0x47: case 0x49: return 0x2110000; // Platforms, tracks & position case 0x42: return 0; // Rail type (XXX Get current type from GUI?) case 0x43: return _current_company; // Station owner case 0x44: return 2; // PBS status case 0xFA: return Clamp(_date - DAYS_TILL_ORIGINAL_BASE_YEAR, 0, 65535); // Build date, clamped to a 16 bit value } *available = false; return UINT_MAX; } switch (variable) { /* Calculated station variables */ case 0x40: if (!HasBit(_svc.valid, 0)) { _svc.v40 = GetPlatformInfoHelper(tile, false, false, false); SetBit(_svc.valid, 0); } return _svc.v40; case 0x41: if (!HasBit(_svc.valid, 1)) { _svc.v41 = GetPlatformInfoHelper(tile, true, false, false); SetBit(_svc.valid, 1); } return _svc.v41; case 0x42: return GetTerrainType(tile) | (GetReverseRailTypeTranslation(GetRailType(tile), object->u.station.statspec->grf_prop.grffile) << 8); case 0x43: return st->owner; // Station owner case 0x44: return HasStationReservation(tile) ? 7 : 4; // PBS status case 0x45: if (!HasBit(_svc.valid, 2)) { _svc.v45 = GetRailContinuationInfo(tile); SetBit(_svc.valid, 2); } return _svc.v45; case 0x46: if (!HasBit(_svc.valid, 3)) { _svc.v46 = GetPlatformInfoHelper(tile, false, false, true); SetBit(_svc.valid, 3); } return _svc.v46; case 0x47: if (!HasBit(_svc.valid, 4)) { _svc.v47 = GetPlatformInfoHelper(tile, true, false, true); SetBit(_svc.valid, 4); } return _svc.v47; case 0x49: if (!HasBit(_svc.valid, 5)) { _svc.v49 = GetPlatformInfoHelper(tile, false, true, false); SetBit(_svc.valid, 5); } return _svc.v49; case 0x4A: // Animation frame of tile return GetAnimationFrame(tile); /* Variables which use the parameter */ /* Variables 0x60 to 0x65 are handled separately below */ case 0x66: // Animation frame of nearby tile if (parameter != 0) tile = GetNearbyTile(parameter, tile); return st->TileBelongsToRailStation(tile) ? GetAnimationFrame(tile) : UINT_MAX; case 0x67: { // Land info of nearby tile Axis axis = GetRailStationAxis(tile); if (parameter != 0) tile = GetNearbyTile(parameter, tile); // only perform if it is required Slope tileh = GetTileSlope(tile, NULL); bool swap = (axis == AXIS_Y && HasBit(tileh, CORNER_W) != HasBit(tileh, CORNER_E)); return GetNearbyTileInformation(tile) ^ (swap ? SLOPE_EW : 0); } case 0x68: { // Station info of nearby tiles TileIndex nearby_tile = GetNearbyTile(parameter, tile); if (!HasStationTileRail(nearby_tile)) return 0xFFFFFFFF; uint32 grfid = st->speclist[GetCustomStationSpecIndex(tile)].grfid; bool perpendicular = GetRailStationAxis(tile) != GetRailStationAxis(nearby_tile); bool same_station = st->TileBelongsToRailStation(nearby_tile); uint32 res = GB(GetStationGfx(nearby_tile), 1, 2) << 12 | !!perpendicular << 11 | !!same_station << 10; if (IsCustomStationSpecIndex(nearby_tile)) { const StationSpecList ssl = BaseStation::GetByTile(nearby_tile)->speclist[GetCustomStationSpecIndex(nearby_tile)]; res |= 1 << (ssl.grfid != grfid ? 9 : 8) | ssl.localidx; } return res; } /* General station variables */ case 0x82: return 50; case 0x84: return st->string_id; case 0x86: return 0; case 0xF0: return st->facilities; case 0xFA: return Clamp(st->build_date - DAYS_TILL_ORIGINAL_BASE_YEAR, 0, 65535); } return st->GetNewGRFVariable(object, variable, parameter, available); }