From 7f198507f724a20bc2c1257ad385a1fa4983a08e Mon Sep 17 00:00:00 2001
From: frosch <frosch@openttd.org>
Date: Thu, 5 Feb 2009 17:28:37 +0000
Subject: (svn r15358) -Add [NoAI]: AIEventVehicleCrashed::GetCrashReason()

---
 src/ai/api/ai_event_types.hpp    | 22 ++++++++++++++++++++--
 src/ai/api/ai_event_types.hpp.sq | 10 ++++++++++
 2 files changed, 30 insertions(+), 2 deletions(-)

(limited to 'src/ai/api')

diff --git a/src/ai/api/ai_event_types.hpp b/src/ai/api/ai_event_types.hpp
index 044892ab7..da1b6989e 100644
--- a/src/ai/api/ai_event_types.hpp
+++ b/src/ai/api/ai_event_types.hpp
@@ -23,14 +23,25 @@ class AIEventVehicleCrashed : public AIEvent {
 public:
 	static const char *GetClassName() { return "AIEventVehicleCrashed"; }
 
+	/**
+	 * The reasons for vehicle crashes
+	 */
+	enum CrashReason {
+		CRASH_TRAIN,                ///< Two trains collided
+		CRASH_RV_LEVEL_CROSSING,    ///< Road vehicle got under a train
+		CRASH_PLANE_LANDING,        ///< Plane crashed on landing
+		CRASH_AIRCRAFT_NO_AIRPORT,  ///< Aircraft crashed after it found not a single airport for landing
+	};
+
 	/**
 	 * @param vehicle The vehicle that crashed.
 	 * @param crash_site Where the vehicle crashed.
 	 */
-	AIEventVehicleCrashed(VehicleID vehicle, TileIndex crash_site) :
+	AIEventVehicleCrashed(VehicleID vehicle, TileIndex crash_site, CrashReason crash_reason) :
 		AIEvent(AI_ET_VEHICLE_CRASHED),
 		crash_site(crash_site),
-		vehicle(vehicle)
+		vehicle(vehicle),
+		crash_reason(crash_reason)
 	{}
 
 	/**
@@ -52,6 +63,12 @@ public:
 	 */
 	TileIndex GetCrashSite() { return crash_site; }
 
+	/**
+	 * Get the reason for crashing
+	 * @return The reason for crashing
+	 */
+	CrashReason GetCrashReason() { return crash_reason; }
+
 	/**
 	 * Clone the crashed vehicle and send it on its way again.
 	 * @param depot the depot to build the vehicle in.
@@ -63,6 +80,7 @@ public:
 private:
 	TileIndex crash_site;
 	VehicleID vehicle;
+	CrashReason crash_reason;
 };
 
 /**
diff --git a/src/ai/api/ai_event_types.hpp.sq b/src/ai/api/ai_event_types.hpp.sq
index 9c4537f8b..0eb23376a 100644
--- a/src/ai/api/ai_event_types.hpp.sq
+++ b/src/ai/api/ai_event_types.hpp.sq
@@ -4,6 +4,10 @@
 #include "ai_event_types.hpp"
 
 namespace SQConvert {
+	/* Allow enums to be used as Squirrel parameters */
+	template <> AIEventVehicleCrashed::CrashReason GetParam(ForceType<AIEventVehicleCrashed::CrashReason>, HSQUIRRELVM vm, int index, SQAutoFreePointers *ptr) { SQInteger tmp; sq_getinteger(vm, index, &tmp); return (AIEventVehicleCrashed::CrashReason)tmp; }
+	template <> int Return<AIEventVehicleCrashed::CrashReason>(HSQUIRRELVM vm, AIEventVehicleCrashed::CrashReason res) { sq_pushinteger(vm, (int32)res); return 1; }
+
 	/* Allow AIEventVehicleCrashed to be used as Squirrel parameter */
 	template <> AIEventVehicleCrashed *GetParam(ForceType<AIEventVehicleCrashed *>, HSQUIRRELVM vm, int index, SQAutoFreePointers *ptr) { SQUserPointer instance; sq_getinstanceup(vm, index, &instance, 0); return  (AIEventVehicleCrashed *)instance; }
 	template <> AIEventVehicleCrashed &GetParam(ForceType<AIEventVehicleCrashed &>, HSQUIRRELVM vm, int index, SQAutoFreePointers *ptr) { SQUserPointer instance; sq_getinstanceup(vm, index, &instance, 0); return *(AIEventVehicleCrashed *)instance; }
@@ -16,11 +20,17 @@ void SQAIEventVehicleCrashed_Register(Squirrel *engine) {
 	DefSQClass <AIEventVehicleCrashed> SQAIEventVehicleCrashed("AIEventVehicleCrashed");
 	SQAIEventVehicleCrashed.PreRegister(engine, "AIEvent");
 
+	SQAIEventVehicleCrashed.DefSQConst(engine, AIEventVehicleCrashed::CRASH_TRAIN,               "CRASH_TRAIN");
+	SQAIEventVehicleCrashed.DefSQConst(engine, AIEventVehicleCrashed::CRASH_RV_LEVEL_CROSSING,   "CRASH_RV_LEVEL_CROSSING");
+	SQAIEventVehicleCrashed.DefSQConst(engine, AIEventVehicleCrashed::CRASH_PLANE_LANDING,       "CRASH_PLANE_LANDING");
+	SQAIEventVehicleCrashed.DefSQConst(engine, AIEventVehicleCrashed::CRASH_AIRCRAFT_NO_AIRPORT, "CRASH_AIRCRAFT_NO_AIRPORT");
+
 	SQAIEventVehicleCrashed.DefSQStaticMethod(engine, &AIEventVehicleCrashed::GetClassName, "GetClassName", 1, "x");
 	SQAIEventVehicleCrashed.DefSQStaticMethod(engine, &AIEventVehicleCrashed::Convert,      "Convert",      2, "xx");
 
 	SQAIEventVehicleCrashed.DefSQMethod(engine, &AIEventVehicleCrashed::GetVehicleID,        "GetVehicleID",        1, "x");
 	SQAIEventVehicleCrashed.DefSQMethod(engine, &AIEventVehicleCrashed::GetCrashSite,        "GetCrashSite",        1, "x");
+	SQAIEventVehicleCrashed.DefSQMethod(engine, &AIEventVehicleCrashed::GetCrashReason,      "GetCrashReason",      1, "x");
 	SQAIEventVehicleCrashed.DefSQMethod(engine, &AIEventVehicleCrashed::CloneCrashedVehicle, "CloneCrashedVehicle", 2, "xi");
 
 	SQAIEventVehicleCrashed.PostRegister(engine);
-- 
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