Feature: Add config option to set default company secondary colour for new games

This does duplicate translation strings for the colours

src/lang/english.txt

@@ -190,6 +190,26 @@ STR_COLOUR_GREY                                                 :Grey
 STR_COLOUR_WHITE                                                :White
 STR_COLOUR_RANDOM                                               :Random
 
+###length 17
+STR_COLOUR_SECONDARY_DARK_BLUE                                  :Dark Blue
+STR_COLOUR_SECONDARY_PALE_GREEN                                 :Pale Green
+STR_COLOUR_SECONDARY_SECONDARY_PINK                             :Pink
+STR_COLOUR_SECONDARY_YELLOW                                     :Yellow
+STR_COLOUR_SECONDARY_RED                                        :Red
+STR_COLOUR_SECONDARY_LIGHT_BLUE                                 :Light Blue
+STR_COLOUR_SECONDARY_GREEN                                      :Green
+STR_COLOUR_SECONDARY_DARK_GREEN                                 :Dark Green
+STR_COLOUR_SECONDARY_BLUE                                       :Blue
+STR_COLOUR_SECONDARY_CREAM                                      :Cream
+STR_COLOUR_SECONDARY_MAUVE                                      :Mauve
+STR_COLOUR_SECONDARY_PURPLE                                     :Purple
+STR_COLOUR_SECONDARY_ORANGE                                     :Orange
+STR_COLOUR_SECONDARY_BROWN                                      :Brown
+STR_COLOUR_SECONDARY_GREY                                       :Grey
+STR_COLOUR_SECONDARY_WHITE                                      :White
+STR_COLOUR_SECONDARY_SAME_AS_PRIMARY                            :Same As Primary
+
+
 # Units used in OpenTTD
 STR_UNITS_VELOCITY_IMPERIAL                                     :{DECIMAL}{NBSP}mph
 STR_UNITS_VELOCITY_METRIC                                       :{DECIMAL}{NBSP}km/h
@@ -1418,6 +1438,9 @@ STR_CONFIG_SETTING_INFRASTRUCTURE_MAINTENANCE_HELPTEXT          :When enabled, i
 STR_CONFIG_SETTING_COMPANY_STARTING_COLOUR                      :Starting company colour: {STRING2}
 STR_CONFIG_SETTING_COMPANY_STARTING_COLOUR_HELPTEXT             :Choose starting colour for the company
 
+STR_CONFIG_SETTING_COMPANY_STARTING_COLOUR_SECONDARY            :Starting company secondary colour: {STRING2}
+STR_CONFIG_SETTING_COMPANY_STARTING_COLOUR_SECONDARY_HELPTEXT   :Choose starting secondary colour for the company, if using a NewGRF that enables it.
+
 STR_CONFIG_SETTING_NEVER_EXPIRE_AIRPORTS                        :Airports never expire: {STRING2}
 STR_CONFIG_SETTING_NEVER_EXPIRE_AIRPORTS_HELPTEXT               :Enabling this setting makes each airport type stay available forever after its introduction
 

src/openttd.cpp

@@ -22,6 +22,7 @@
 
 #include "base_media_base.h"
 #include "saveload/saveload.h"
+#include "company_cmd.h"
 #include "company_func.h"
 #include "command_func.h"
 #include "news_func.h"
@@ -861,12 +862,17 @@ static void MakeNewGameDone()
 
 	/* Overwrite color from settings if needed
 	 * COLOUR_END corresponds to Random colour */
+
 	if (_settings_client.gui.starting_colour != COLOUR_END) {
 		c->colour = _settings_client.gui.starting_colour;
 		ResetCompanyLivery(c);
 		_company_colours[c->index] = (Colours)c->colour;
 	}
 
+	if (_settings_client.gui.starting_colour_secondary != COLOUR_END && HasBit(_loaded_newgrf_features.used_liveries, LS_DEFAULT)) {
+		Command<CMD_SET_COMPANY_COLOUR>::Post(LS_DEFAULT, false, (Colours)_settings_client.gui.starting_colour_secondary);
+	}
+
 	OnStartGame(false);
 
 	InitializeRailGUI();

src/settings_gui.cpp

@@ -1860,6 +1860,7 @@ static SettingsContainer &GetSettingsTree()
 			company->Add(new SettingEntry("gui.new_nonstop"));
 			company->Add(new SettingEntry("gui.stop_location"));
 			company->Add(new SettingEntry("gui.starting_colour"));
+			company->Add(new SettingEntry("gui.starting_colour_secondary"));
 			company->Add(new SettingEntry("company.engine_renew"));
 			company->Add(new SettingEntry("company.engine_renew_months"));
 			company->Add(new SettingEntry("company.engine_renew_money"));

src/settings_type.h

@@ -186,6 +186,7 @@ struct GUISettings {
 	uint8_t  graph_line_thickness;             ///< the thickness of the lines in the various graph guis
 	uint8_t  osk_activation;                   ///< Mouse gesture to trigger the OSK.
 	byte   starting_colour;                  ///< default color scheme for the company to start a new game with
+	byte   starting_colour_secondary;        ///< default secondary color scheme for the company to start a new game with
 	bool   show_newgrf_name;                 ///< Show the name of the NewGRF in the build vehicle window
 	bool   show_cargo_in_vehicle_lists;      ///< Show the cargoes the vehicles can carry in the list windows
 	bool   auto_remove_signals;              ///< automatically remove signals when in the way during rail construction

src/table/settings/gui_settings.ini

@@ -352,6 +352,17 @@ str      = STR_CONFIG_SETTING_COMPANY_STARTING_COLOUR
 strhelp  = STR_CONFIG_SETTING_COMPANY_STARTING_COLOUR_HELPTEXT
 strval   = STR_COLOUR_DARK_BLUE
 
+[SDTC_VAR]
+var      = gui.starting_colour_secondary
+type     = SLE_UINT8
+flags    = SF_NOT_IN_SAVE | SF_NO_NETWORK_SYNC | SF_GUI_DROPDOWN
+def      = COLOUR_END
+min      = 0
+max      = COLOUR_END
+str      = STR_CONFIG_SETTING_COMPANY_STARTING_COLOUR_SECONDARY
+strhelp  = STR_CONFIG_SETTING_COMPANY_STARTING_COLOUR_SECONDARY_HELPTEXT
+strval   = STR_COLOUR_SECONDARY_DARK_BLUE
+
 [SDTC_BOOL]
 var      = gui.auto_remove_signals
 flags    = SF_NOT_IN_SAVE | SF_NO_NETWORK_SYNC