[Feature] Added station viewport tooltips.

src/lang/extra/english.txt

@@ -1402,6 +1402,10 @@ STR_DEPOT_VIEW_WAITING_TOOLTIP                                  :{}{COMMA} {P is
 STR_DEPOT_VIEW_CONSISTS_TOOLTIP                                 :{}{COMMA} {P is are} {P "a " ""}consist{P "" s}
 STR_DEPOT_VIEW_INFO_TOOLTIP                                     :{BLACK}{RAW_STRING}
 
+STR_STATION_VIEW_NAME_TOOLTIP                                   :{STATION}{NBSP}
+STR_STATION_VIEW_CARGO_LINE_TOOLTIP                             :{STRING} ({COMMA}%): {CARGO_SHORT}
+STR_STATION_VIEW_INFO_TOOLTIP                                   :{BLACK}{RAW_STRING}
+
 STR_VEHICLE_LIST_AGE                                            :{STRING2}, Age: {COMMA} year{P "" s} ({COMMA})
 STR_VEHICLE_LIST_AGE_RED                                        :{STRING2}, Age: {RED}{COMMA} {BLACK}year{P "" s} ({COMMA})
 STR_VEHICLE_LIST_CARGO_LIST                                     :{STRING2}, Cargoes: {CARGO_LIST}
@@ -2159,6 +2163,14 @@ STR_CONFIG_SETTING_DEPOT_TOOLTIP_MODE_OFF                       :Off
 STR_CONFIG_SETTING_DEPOT_TOOLTIP_MODE_SIMPLE                    :Simple
 STR_CONFIG_SETTING_DEPOT_TOOLTIP_MODE_DETAILED                  :Detailed
 
+STR_CONFIG_SETTING_STATION_VIEWPORT_TOOLTIP_NAME                :Show names in station viewport tooltips: {STRING2}
+STR_CONFIG_SETTING_STATION_VIEWPORT_TOOLTIP_NAME_HELPTEXT       :Show the name of the station in a viewport tooltip when hovering over it.
+STR_CONFIG_SETTING_STATION_VIEWPORT_TOOLTIP_CARGO               :Show cargo details in station viewport tooltips: {STRING2}
+STR_CONFIG_SETTING_STATION_VIEWPORT_TOOLTIP_CARGO_HELPTEXT      :Show the list of amounts and ratings of cargo that had ever been delivered to the station by industries, towns or by vehicles via unload/transfer order that doesn't result in the final delivery.
+STR_CONFIG_SETTING_STATION_VIEWPORT_TOOLTIP_NAME_OFF            :Off
+STR_CONFIG_SETTING_STATION_VIEWPORT_TOOLTIP_NAME_ON_IF_HIDDEN   :On, if station names are hidden
+STR_CONFIG_SETTING_STATION_VIEWPORT_TOOLTIP_NAME_ALWAYS_ON      :Always on
+
 STR_CONFIG_SETTING_STATION_RATING_TOOLTIP_MODE                  :Station rating tooltips: {STRING2}
 STR_CONFIG_SETTING_STATION_RATING_TOOLTIP_MODE_HELPTEXT         :Set whether station rating tooltips are shown and the level of information detail.
 STR_CONFIG_SETTING_STATION_RATING_TOOLTIP_MODE_OFF              :Off

src/settings_gui.cpp

@@ -1941,6 +1941,8 @@ static SettingsContainer &GetSettingsTree()
 				tooltips->Add(new ConditionallyHiddenSettingEntry("gui.industry_tooltip_show_stockpiled_as_required", []() -> bool { return !_settings_client.gui.industry_tooltip_show || _settings_client.gui.industry_tooltip_show_stockpiled || !_settings_client.gui.industry_tooltip_show_required; }));
 				tooltips->Add(new ConditionallyHiddenSettingEntry("gui.industry_tooltip_show_produced", []() -> bool { return !_settings_client.gui.industry_tooltip_show; }));
 				tooltips->Add(new SettingEntry("gui.depot_tooltip_mode"));
+				tooltips->Add(new SettingEntry("gui.station_viewport_tooltip_name"));
+				tooltips->Add(new SettingEntry("gui.station_viewport_tooltip_cargo"));
 				tooltips->Add(new SettingEntry("gui.station_rating_tooltip_mode"));
 			}
 

src/settings_type.h

@@ -141,6 +141,8 @@ struct GUISettings : public TimeSettings {
 	bool   industry_tooltip_show_stockpiled_as_required; ///< whether to display cargoes stockpiled by the industry as ones required by the industry, when hovering over one of its tiles and normal display of stockpiled cargoes in viewport tooltips is turned off.
 	bool   industry_tooltip_show_produced;   ///< whether to display cargoes produced by the industry, when hovering over one of its tiles.
 	uint8  depot_tooltip_mode;               ///< Display mode for depot viewport tooltips. (0 = never, 1 = just a total number of vehicles, 2 = total number of vehicles in the depot along with a breakdown of numbers)
+	uint8  station_viewport_tooltip_name;    ///< Show the name of the station in a viewport tooltip. (0 = never, 1 = only if station names are hidden, 2 = always)
+	bool   station_viewport_tooltip_cargo;   ///< Show a list of cargo details at the station in a viewport tooltip.
 	uint8  station_rating_tooltip_mode;      ///< Station rating tooltip mode
 	bool   link_terraform_toolbar;           ///< display terraform toolbar when displaying rail, road, water and airport toolbars
 	uint8  smallmap_land_colour;             ///< colour used for land and heightmap at the smallmap

src/station_gui.cpp

@@ -3096,3 +3096,51 @@ bool ShouldShowBaseStationViewportLabel(const BaseStation *bst)
 			!HasBit(_extra_display_opt, XDO_SHOW_HIDDEN_SIGNS)) return false;
 	return true;
 }
+
+enum StationTooltipNameMode : uint8 {
+	STNM_OFF,
+	STNM_ON_IF_HIDDEN,
+	STNM_ALWAYS_ON
+};
+
+char *StationGetSpecialStringExternal(char *buff, int x, const char *last);
+
+bool GetStationViewportTooltipString(const TileIndex tile, char *buffer_position, const char *buffer_tail)
+{
+	const StationID station_id = GetStationIndex(tile);
+	const Station *station = Station::Get(station_id);
+
+	bool next = false;
+
+	if (_settings_client.gui.station_viewport_tooltip_name == STNM_ALWAYS_ON ||
+		_settings_client.gui.station_viewport_tooltip_name == STNM_ON_IF_HIDDEN && !HasBit(_display_opt, DO_SHOW_STATION_NAMES)) {
+		SetDParam(0, station_id);
+		buffer_position = GetString(buffer_position, STR_STATION_VIEW_NAME_TOOLTIP, buffer_tail);
+		buffer_position = StationGetSpecialStringExternal(buffer_position, station->facilities, buffer_tail);
+
+		next = true;
+	}
+
+	if (_settings_client.gui.station_viewport_tooltip_cargo) {
+		constexpr size_t goods_entry_count = lengthof(station->goods);
+
+		for (size_t i = 0; i < goods_entry_count; ++i) {
+			const GoodsEntry *goods_entry = station->goods + i;
+			if (!HasBit(goods_entry->status, GoodsEntry::GES_RATING)) continue;
+
+			if (next) {
+				buffer_position = GetString(buffer_position, STR_NEW_LINE, buffer_tail);
+			}
+
+			SetDParam(0, CargoSpec::Get(i)->name);
+			SetDParam(1, ToPercent8(goods_entry->rating));
+			SetDParam(2, i);
+			SetDParam(3, goods_entry->cargo.TotalCount());
+			buffer_position = GetString(buffer_position, STR_STATION_VIEW_CARGO_LINE_TOOLTIP, buffer_tail);
+
+			next = true;
+		}
+	}
+
+	return next;
+}

src/strings.cpp

@@ -2046,6 +2046,11 @@ static char *StationGetSpecialString(char *buff, int x, const char *last)
 	return buff;
 }
 
+char *StationGetSpecialStringExternal(char *buff, int x, const char *last)
+{
+	return StationGetSpecialString(buff, x, last);
+}
+
 static char *GetSpecialTownNameString(char *buff, int ind, uint32 seed, const char *last)
 {
 	return GenerateTownNameString(buff, last, ind, seed);

src/table/settings/settings.ini

@@ -4619,6 +4619,24 @@ str     = STR_CONFIG_SETTING_DEPOT_TOOLTIP_MODE
 strhelp = STR_CONFIG_SETTING_DEPOT_TOOLTIP_MODE_HELPTEXT
 strval  = STR_CONFIG_SETTING_DEPOT_TOOLTIP_MODE_OFF
 
+[SDTC_VAR]
+var     = gui.station_viewport_tooltip_name
+type    = SLE_UINT8
+flags   = SF_NOT_IN_SAVE | SF_NO_NETWORK_SYNC | SF_GUI_DROPDOWN
+def     = 1
+min     = 0
+max     = 2
+str     = STR_CONFIG_SETTING_STATION_VIEWPORT_TOOLTIP_NAME
+strhelp = STR_CONFIG_SETTING_STATION_VIEWPORT_TOOLTIP_NAME_HELPTEXT
+strval  = STR_CONFIG_SETTING_STATION_VIEWPORT_TOOLTIP_NAME_OFF
+
+[SDTC_BOOL]
+var     = gui.station_viewport_tooltip_cargo
+flags   = SF_NOT_IN_SAVE | SF_NO_NETWORK_SYNC
+def     = true
+str     = STR_CONFIG_SETTING_STATION_VIEWPORT_TOOLTIP_CARGO
+strhelp = STR_CONFIG_SETTING_STATION_VIEWPORT_TOOLTIP_CARGO_HELPTEXT
+
 [SDTC_VAR]
 var      = gui.station_rating_tooltip_mode
 type     = SLE_UINT8

src/viewport_gui.cpp

@@ -257,6 +257,16 @@ void ShowDepotTooltip(Window *w, const TileIndex tile, char *buffer_position, co
 	GuiShowTooltips(w, STR_DEPOT_VIEW_INFO_TOOLTIP, 0, nullptr, TCC_HOVER_VIEWPORT);
 }
 
+bool GetStationViewportTooltipString(TileIndex tile, char *buffer_position, const char *buffer_tail);
+
+void ShowStationViewportTooltip(Window *w, const TileIndex tile, char *buffer_position, const char *buffer_tail)
+{
+	if (!GetStationViewportTooltipString(tile, buffer_position, buffer_tail)) return;
+
+	SetDParamStr(0, buffer_position);
+	GuiShowTooltips(w, STR_STATION_VIEW_INFO_TOOLTIP, 0, nullptr, TCC_HOVER_VIEWPORT);
+}
+
 void ShowTooltipForTile(Window *w, const TileIndex tile)
 {
 	static char buffer[1024];
@@ -291,6 +301,8 @@ void ShowTooltipForTile(Window *w, const TileIndex tile)
 		case MP_STATION: {
 			if (IsHangar(tile)) {
 				ShowDepotTooltip(w, tile, buffer_start, buffer_tail);
+			} else {
+				ShowStationViewportTooltip(w, tile, buffer_start, buffer_tail);
 			}
 			break;
 		}