Add icons for invulnerable and unhealable states (#7363)

src/reports.cpp

@@ -353,6 +353,14 @@ static config unit_status(reports::context & rc, const unit* u)
 		add_status(res, "misc/petrified.png", N_("petrified: "),
 			N_("This unit has been petrified. It may not move or attack."));
 	}
+	if (u->get_state(unit::STATE_UNHEALABLE)) {
+		add_status(res, "misc/unhealable.png", N_("unhealable: "),
+			N_("This unit is unhealable. It cannot be healed by healers or villages and doesn't benefit from resting."));
+	}
+	if (u->get_state(unit::STATE_INVULNERABLE)) {
+		add_status(res, "misc/invulnerable.png", N_("invulnerable: "),
+			N_("This unit is invulnerable. It cannot be harmed by any attack."));
+	}
 	return res;
 }
 REPORT_GENERATOR(unit_status,rc)

src/units/unit.cpp

@@ -632,7 +632,7 @@ void unit::init(const config& cfg, bool use_traits, const vconfig* vcfg)
 	}
 
 	if(const config::attribute_value* v = cfg.get("invulnerable")) {
-		set_state("invulnerable", v->to_bool());
+		set_state(STATE_INVULNERABLE, v->to_bool());
 	}
 
 	goto_.set_wml_x(cfg["goto_x"].to_int());
@@ -1428,13 +1428,14 @@ unit::state_t unit::get_known_boolean_state_id(const std::string& state)
 }
 
 std::map<std::string, unit::state_t> unit::known_boolean_state_names_ {
-	{"slowed",     STATE_SLOWED},
-	{"poisoned",   STATE_POISONED},
-	{"petrified",  STATE_PETRIFIED},
-	{"uncovered",  STATE_UNCOVERED},
-	{"not_moved",  STATE_NOT_MOVED},
-	{"unhealable", STATE_UNHEALABLE},
-	{"guardian",   STATE_GUARDIAN},
+	{"slowed",       STATE_SLOWED},
+	{"poisoned",     STATE_POISONED},
+	{"petrified",    STATE_PETRIFIED},
+	{"uncovered",    STATE_UNCOVERED},
+	{"not_moved",    STATE_NOT_MOVED},
+	{"unhealable",   STATE_UNHEALABLE},
+	{"guardian",     STATE_GUARDIAN},
+	{"invulnerable", STATE_INVULNERABLE},
 };
 
 void unit::set_state(const std::string& state, bool value)

src/units/unit.hpp

@@ -860,14 +860,15 @@ public:
 	 * Built-in status effects known to the engine
 	 */
 	enum state_t {
-		STATE_SLOWED = 0, /** The unit is slowed - it moves slower and does less damage */
-		STATE_POISONED,   /** The unit is poisoned - it loses health each turn */
-		STATE_PETRIFIED,  /** The unit is petrified - it cannot move or be attacked */
-		STATE_UNCOVERED,  /** The unit is uncovered - it was hiding but has been spotted */
-		STATE_NOT_MOVED,  /** The unit has not moved @todo Explain better */
-		STATE_UNHEALABLE, /** The unit cannot be healed */
-		STATE_GUARDIAN,   /** The unit is a guardian - it won't move unless a target is sighted */
-		STATE_UNKNOWN = -1/** A status effect not known to the engine */
+		STATE_SLOWED = 0,   /** The unit is slowed - it moves slower and does less damage */
+		STATE_POISONED,     /** The unit is poisoned - it loses health each turn */
+		STATE_PETRIFIED,    /** The unit is petrified - it cannot move or be attacked */
+		STATE_UNCOVERED,    /** The unit is uncovered - it was hiding but has been spotted */
+		STATE_NOT_MOVED,    /** The unit has not moved @todo Explain better */
+		STATE_UNHEALABLE,   /** The unit cannot be healed */
+		STATE_GUARDIAN,     /** The unit is a guardian - it won't move unless a target is sighted */
+		STATE_INVULNERABLE, /** The unit is invulnerable - it cannot be hit by any attack */
+		STATE_UNKNOWN = -1  /** A status effect not known to the engine */
 	};
 
 	/**