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@ -56,6 +56,29 @@ enum StationRatingTooltipMode {
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SRTM_DETAILED,
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};
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template <typename T>
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struct IsSpecializedStationRightType {
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IsSpecializedStationRightType() {}
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IsSpecializedStationRightType(const CommandContainer &cmd) {}
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bool operator()(const T*) const { return true; }
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};
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template <>
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struct IsSpecializedStationRightType<Waypoint> {
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bool road_waypoint_search;
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IsSpecializedStationRightType(bool is_road) : road_waypoint_search(is_road) {}
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IsSpecializedStationRightType(const CommandContainer &cmd)
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{
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this->road_waypoint_search = (cmd.cmd & CMD_ID_MASK) == CMD_BUILD_ROAD_WAYPOINT;
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}
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bool operator()(const Waypoint* wp) const { return HasBit(wp->waypoint_flags, WPF_ROAD) == this->road_waypoint_search; }
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};
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/**
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* Calculates and draws the accepted or supplied cargo around the selected tile(s)
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* @param left x position where the string is to be drawn
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@ -97,11 +120,12 @@ int DrawStationCoverageAreaText(int left, int right, int top, StationCoverageTyp
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* Find stations adjacent to the current tile highlight area, so that existing coverage
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* area can be drawn.
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*/
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static void FindStationsAroundSelection()
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template <typename T>
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void FindStationsAroundSelection(IsSpecializedStationRightType<T> is_right_type)
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{
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/* With distant join we don't know which station will be selected, so don't show any */
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if (_ctrl_pressed) {
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SetViewportCatchmentStation(nullptr, true);
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SetViewportCatchmentSpecializedStation<T>(nullptr, true);
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return;
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}
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@ -115,13 +139,13 @@ static void FindStationsAroundSelection()
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int max_c = 1;
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TileArea ta(TileXY(std::max<int>(0, x - max_c), std::max<int>(0, y - max_c)), TileXY(std::min<int>(MapMaxX(), x + location.w + max_c), std::min<int>(MapMaxY(), y + location.h + max_c)));
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Station *adjacent = nullptr;
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T *adjacent = nullptr;
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/* Direct loop instead of ForAllStationsAroundTiles as we are not interested in catchment area */
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for (TileIndex tile : ta) {
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if (IsTileType(tile, MP_STATION) && GetTileOwner(tile) == _local_company) {
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Station *st = Station::GetByTile(tile);
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if (st == nullptr) continue;
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T *st = T::GetByTile(tile);
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if (st == nullptr || !is_right_type(st)) continue;
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if (adjacent != nullptr && st != adjacent) {
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/* Multiple nearby, distant join is required. */
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adjacent = nullptr;
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@ -130,7 +154,8 @@ static void FindStationsAroundSelection()
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adjacent = st;
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}
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}
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SetViewportCatchmentStation(adjacent, true);
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SetViewportCatchmentSpecializedStation<T>(adjacent, true);
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}
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/**
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@ -152,7 +177,25 @@ void CheckRedrawStationCoverage(Window *w)
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w->SetDirty();
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if (_settings_client.gui.station_show_coverage && _thd.drawstyle == HT_RECT) {
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FindStationsAroundSelection();
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FindStationsAroundSelection<Station>(IsSpecializedStationRightType<Station>());
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}
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}
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}
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void CheckRedrawWaypointCoverage(Window *w, bool is_road)
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{
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/* Test if ctrl state changed */
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static bool _last_ctrl_pressed;
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if (_ctrl_pressed != _last_ctrl_pressed) {
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_thd.dirty = 0xff;
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_last_ctrl_pressed = _ctrl_pressed;
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}
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if (_thd.dirty & 1) {
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_thd.dirty &= ~1;
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if (_thd.drawstyle == HT_RECT) {
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FindStationsAroundSelection<Waypoint>(IsSpecializedStationRightType<Waypoint>(is_road));
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}
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}
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}
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@ -2344,10 +2387,12 @@ struct TileAndStation {
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static std::vector<TileAndStation> _deleted_stations_nearby;
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static std::vector<StationID> _stations_nearby_list;
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static bool _station_nearby_road_waypoint_search;
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static bool IsNearbyStationRightType(const Station *st) { return true; }
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static bool IsNearbyStationRightType(const Waypoint *wp) { return HasBit(wp->waypoint_flags, WPF_ROAD) == _station_nearby_road_waypoint_search; }
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template <class T>
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struct AddNearbyStationData {
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TileArea ctx;
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IsSpecializedStationRightType<T> is_right_type;
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};
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/**
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* Add station on this tile to _stations_nearby_list if it's fully within the
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@ -2359,7 +2404,8 @@ static bool IsNearbyStationRightType(const Waypoint *wp) { return HasBit(wp->way
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template <class T>
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static bool AddNearbyStation(TileIndex tile, void *user_data)
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{
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TileArea *ctx = (TileArea *)user_data;
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AddNearbyStationData<T> *data = (AddNearbyStationData<T> *)user_data;
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TileArea *ctx = &(data->ctx);
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/* First check if there were deleted stations here */
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for (uint i = 0; i < _deleted_stations_nearby.size(); i++) {
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@ -2380,7 +2426,7 @@ static bool AddNearbyStation(TileIndex tile, void *user_data)
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if (!T::IsValidID(sid)) return false;
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T *st = T::Get(sid);
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if (st->owner != _local_company || !IsNearbyStationRightType(st) || std::find(_stations_nearby_list.begin(), _stations_nearby_list.end(), sid) != _stations_nearby_list.end()) return false;
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if (st->owner != _local_company || !data->is_right_type(st) || std::find(_stations_nearby_list.begin(), _stations_nearby_list.end(), sid) != _stations_nearby_list.end()) return false;
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if (st->rect.BeforeAddRect(ctx->tile, ctx->w, ctx->h, StationRect::ADD_TEST).Succeeded()) {
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_stations_nearby_list.push_back(sid);
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@ -2399,9 +2445,10 @@ static bool AddNearbyStation(TileIndex tile, void *user_data)
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* @tparam T the type of station to look for
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*/
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template <class T>
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static const T *FindStationsNearby(TileArea ta, bool distant_join)
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static const T *FindStationsNearby(TileArea ta, bool distant_join, IsSpecializedStationRightType<T> is_right_type)
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{
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TileArea ctx = ta;
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AddNearbyStationData<T> data { ta, is_right_type };
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TileArea &ctx = data.ctx;
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_stations_nearby_list.clear();
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_deleted_stations_nearby.clear();
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@ -2413,7 +2460,7 @@ static const T *FindStationsNearby(TileArea ta, bool distant_join)
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/* Look for deleted stations */
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for (const BaseStation *st : BaseStation::Iterate()) {
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if (T::IsExpected(st) && !st->IsInUse() && st->owner == _local_company && IsNearbyStationRightType(T::From(st))) {
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if (T::IsExpected(st) && !st->IsInUse() && st->owner == _local_company && is_right_type(T::From(st))) {
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/* Include only within station spread (yes, it is strictly less than) */
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if (std::max(DistanceMax(ta.tile, st->xy), DistanceMax(TILE_ADDXY(ta.tile, ta.w - 1, ta.h - 1), st->xy)) < _settings_game.station.station_spread) {
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_deleted_stations_nearby.push_back({st->xy, st->index});
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@ -2421,7 +2468,7 @@ static const T *FindStationsNearby(TileArea ta, bool distant_join)
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/* Add the station when it's within where we're going to build */
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if (IsInsideBS(TileX(st->xy), TileX(ctx.tile), ctx.w) &&
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IsInsideBS(TileY(st->xy), TileY(ctx.tile), ctx.h)) {
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AddNearbyStation<T>(st->xy, &ctx);
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AddNearbyStation<T>(st->xy, &data);
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}
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}
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}
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@ -2434,7 +2481,7 @@ static const T *FindStationsNearby(TileArea ta, bool distant_join)
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uint max_dist = distant_join ? _settings_game.station.station_spread - std::min(ta.w, ta.h) : 1;
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TileIndex tile = TileAddByDir(ctx.tile, DIR_N);
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CircularTileSearch(&tile, max_dist, ta.w, ta.h, AddNearbyStation<T>, &ctx);
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CircularTileSearch(&tile, max_dist, ta.w, ta.h, AddNearbyStation<T>, &data);
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return nullptr;
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}
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@ -2568,26 +2615,25 @@ struct SelectStationWindow : Window {
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void OnInvalidateData(int data = 0, bool gui_scope = true) override
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{
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if (!gui_scope) return;
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if (T::EXPECTED_FACIL == FACIL_WAYPOINT) _station_nearby_road_waypoint_search = (this->select_station_cmd.cmd & CMD_ID_MASK) == CMD_BUILD_ROAD_WAYPOINT;
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FindStationsNearby<T>(this->area, true);
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FindStationsNearby<T>(this->area, true, IsSpecializedStationRightType<T>(this->select_station_cmd));
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this->vscroll->SetCount((uint)_stations_nearby_list.size() + 1);
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this->SetDirty();
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}
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void OnMouseOver(Point pt, int widget) override
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{
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if (widget != WID_JS_PANEL || T::EXPECTED_FACIL == FACIL_WAYPOINT) {
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SetViewportCatchmentStation(nullptr, true);
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if (widget != WID_JS_PANEL) {
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SetViewportCatchmentSpecializedStation<T>(nullptr, true);
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return;
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}
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/* Show coverage area of station under cursor */
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uint st_index = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_JS_PANEL, WidgetDimensions::scaled.framerect.top);
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if (st_index == 0 || st_index > _stations_nearby_list.size()) {
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SetViewportCatchmentStation(nullptr, true);
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SetViewportCatchmentSpecializedStation<T>(nullptr, true);
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} else {
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st_index--;
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SetViewportCatchmentStation(Station::Get(_stations_nearby_list[st_index]), true);
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SetViewportCatchmentSpecializedStation<T>(T::Get(_stations_nearby_list[st_index]), true);
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}
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}
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};
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@ -2631,8 +2677,7 @@ static bool StationJoinerNeeded(const CommandContainer &cmd, TileArea ta)
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/* Test for adjacent station or station below selection.
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* If adjacent-stations is disabled and we are building next to a station, do not show the selection window.
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* but join the other station immediately. */
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if (T::EXPECTED_FACIL == FACIL_WAYPOINT) _station_nearby_road_waypoint_search = (cmd.cmd & CMD_ID_MASK) == CMD_BUILD_ROAD_WAYPOINT;
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const T *st = FindStationsNearby<T>(ta, false);
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const T *st = FindStationsNearby<T>(ta, false, IsSpecializedStationRightType<T>(cmd));
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return st == nullptr && (_settings_game.station.adjacent_stations || _stations_nearby_list.size() == 0);
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}
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