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-rw-r--r--src/ai/api/ai_airport.cpp15
-rw-r--r--src/ai/api/ai_airport.hpp16
-rw-r--r--src/ai/api/ai_airport.hpp.sq29
3 files changed, 41 insertions, 19 deletions
diff --git a/src/ai/api/ai_airport.cpp b/src/ai/api/ai_airport.cpp
index 3ddb4666d..d3a5f90b6 100644
--- a/src/ai/api/ai_airport.cpp
+++ b/src/ai/api/ai_airport.cpp
@@ -19,7 +19,12 @@
/* static */ bool AIAirport::IsValidAirportType(AirportType type)
{
- return type >= 0 && type < (AirportType)NUM_AIRPORTS && ::GetAirport(type)->IsAvailable();
+ return IsAirportInformationAvailable(type) && ::GetAirport(type)->IsAvailable();
+}
+
+/* static */ bool AIAirport::IsAirportInformationAvailable(AirportType type)
+{
+ return type >= 0 && type < (AirportType)NUM_AIRPORTS;
}
/* static */ Money AIAirport::GetPrice(AirportType type)
@@ -46,21 +51,21 @@
/* static */ int32 AIAirport::GetAirportWidth(AirportType type)
{
- if (!IsValidAirportType(type)) return -1;
+ if (!IsAirportInformationAvailable(type)) return -1;
return ::GetAirport(type)->size_x;
}
/* static */ int32 AIAirport::GetAirportHeight(AirportType type)
{
- if (!IsValidAirportType(type)) return -1;
+ if (!IsAirportInformationAvailable(type)) return -1;
return ::GetAirport(type)->size_y;
}
/* static */ int32 AIAirport::GetAirportCoverageRadius(AirportType type)
{
- if (!IsValidAirportType(type)) return -1;
+ if (!IsAirportInformationAvailable(type)) return -1;
return _settings_game.station.modified_catchment ? ::GetAirport(type)->catchment : (uint)CA_UNMODIFIED;
}
@@ -143,7 +148,7 @@
extern Town *AirportGetNearestTown(const AirportFTAClass *afc, TileIndex airport_tile);
if (!::IsValidTile(tile)) return INVALID_TOWN;
- if (!IsValidAirportType(type)) return INVALID_TOWN;
+ if (!IsAirportInformationAvailable(type)) return INVALID_TOWN;
return AirportGetNearestTown(GetAirport(type), tile)->index;
}
diff --git a/src/ai/api/ai_airport.hpp b/src/ai/api/ai_airport.hpp
index 344cec64a..f0c52bc45 100644
--- a/src/ai/api/ai_airport.hpp
+++ b/src/ai/api/ai_airport.hpp
@@ -57,12 +57,24 @@ public:
* Checks whether the given AirportType is valid and available.
* @param type The AirportType to check.
* @return True if and only if the AirportType is valid and available.
+ * @post return value == true -> IsAirportInformationAvailable returns true.
*/
static bool IsValidAirportType(AirportType type);
/**
+ * Can you get information on this airport type? As opposed to
+ * IsValidAirportType this will return also return true when
+ * an airport type is no longer buildable.
+ * @param type The AirportType to check.
+ * @return True if and only if the AirportType is valid.
+ * @post return value == false -> IsValidAirportType returns false.
+ */
+ static bool IsAirportInformationAvailable(AirportType type);
+
+ /**
* Get the cost to build this AirportType.
* @param type The AirportType to check.
+ * @pre AirportAvailable(type).
* @return The cost of building this AirportType.
*/
static Money GetPrice(AirportType type);
@@ -86,6 +98,7 @@ public:
/**
* Get the width of this type of airport.
* @param type The type of airport.
+ * @pre IsAirportInformationAvailable(type).
* @return The width in tiles.
*/
static int32 GetAirportWidth(AirportType type);
@@ -93,6 +106,7 @@ public:
/**
* Get the height of this type of airport.
* @param type The type of airport.
+ * @pre IsAirportInformationAvailable(type).
* @return The height in tiles.
*/
static int32 GetAirportHeight(AirportType type);
@@ -100,6 +114,7 @@ public:
/**
* Get the coverage radius of this type of airport.
* @param type The type of airport.
+ * @pre IsAirportInformationAvailable(type).
* @return The radius in tiles.
*/
static int32 GetAirportCoverageRadius(AirportType type);
@@ -174,6 +189,7 @@ public:
* an airport at some tile.
* @param tile The tile to check.
* @param type The AirportType to check.
+ * @pre IsAirportInformationAvailable(type).
* @return The TownID of the town closest to the tile.
*/
static TownID GetNearestTown(TileIndex tile, AirportType type);
diff --git a/src/ai/api/ai_airport.hpp.sq b/src/ai/api/ai_airport.hpp.sq
index a63dee040..dd98768f3 100644
--- a/src/ai/api/ai_airport.hpp.sq
+++ b/src/ai/api/ai_airport.hpp.sq
@@ -46,20 +46,21 @@ void SQAIAirport_Register(Squirrel *engine) {
SQAIAirport.DefSQConst(engine, AIAirport::PT_BIG_PLANE, "PT_BIG_PLANE");
SQAIAirport.DefSQConst(engine, AIAirport::PT_INVALID, "PT_INVALID");
- SQAIAirport.DefSQStaticMethod(engine, &AIAirport::IsValidAirportType, "IsValidAirportType", 2, ".i");
- SQAIAirport.DefSQStaticMethod(engine, &AIAirport::GetPrice, "GetPrice", 2, ".i");
- SQAIAirport.DefSQStaticMethod(engine, &AIAirport::IsHangarTile, "IsHangarTile", 2, ".i");
- SQAIAirport.DefSQStaticMethod(engine, &AIAirport::IsAirportTile, "IsAirportTile", 2, ".i");
- SQAIAirport.DefSQStaticMethod(engine, &AIAirport::GetAirportWidth, "GetAirportWidth", 2, ".i");
- SQAIAirport.DefSQStaticMethod(engine, &AIAirport::GetAirportHeight, "GetAirportHeight", 2, ".i");
- SQAIAirport.DefSQStaticMethod(engine, &AIAirport::GetAirportCoverageRadius, "GetAirportCoverageRadius", 2, ".i");
- SQAIAirport.DefSQStaticMethod(engine, &AIAirport::GetNumHangars, "GetNumHangars", 2, ".i");
- SQAIAirport.DefSQStaticMethod(engine, &AIAirport::GetHangarOfAirport, "GetHangarOfAirport", 2, ".i");
- SQAIAirport.DefSQStaticMethod(engine, &AIAirport::BuildAirport, "BuildAirport", 4, ".iii");
- SQAIAirport.DefSQStaticMethod(engine, &AIAirport::RemoveAirport, "RemoveAirport", 2, ".i");
- SQAIAirport.DefSQStaticMethod(engine, &AIAirport::GetAirportType, "GetAirportType", 2, ".i");
- SQAIAirport.DefSQStaticMethod(engine, &AIAirport::GetNoiseLevelIncrease, "GetNoiseLevelIncrease", 3, ".ii");
- SQAIAirport.DefSQStaticMethod(engine, &AIAirport::GetNearestTown, "GetNearestTown", 3, ".ii");
+ SQAIAirport.DefSQStaticMethod(engine, &AIAirport::IsValidAirportType, "IsValidAirportType", 2, ".i");
+ SQAIAirport.DefSQStaticMethod(engine, &AIAirport::IsAirportInformationAvailable, "IsAirportInformationAvailable", 2, ".i");
+ SQAIAirport.DefSQStaticMethod(engine, &AIAirport::GetPrice, "GetPrice", 2, ".i");
+ SQAIAirport.DefSQStaticMethod(engine, &AIAirport::IsHangarTile, "IsHangarTile", 2, ".i");
+ SQAIAirport.DefSQStaticMethod(engine, &AIAirport::IsAirportTile, "IsAirportTile", 2, ".i");
+ SQAIAirport.DefSQStaticMethod(engine, &AIAirport::GetAirportWidth, "GetAirportWidth", 2, ".i");
+ SQAIAirport.DefSQStaticMethod(engine, &AIAirport::GetAirportHeight, "GetAirportHeight", 2, ".i");
+ SQAIAirport.DefSQStaticMethod(engine, &AIAirport::GetAirportCoverageRadius, "GetAirportCoverageRadius", 2, ".i");
+ SQAIAirport.DefSQStaticMethod(engine, &AIAirport::GetNumHangars, "GetNumHangars", 2, ".i");
+ SQAIAirport.DefSQStaticMethod(engine, &AIAirport::GetHangarOfAirport, "GetHangarOfAirport", 2, ".i");
+ SQAIAirport.DefSQStaticMethod(engine, &AIAirport::BuildAirport, "BuildAirport", 4, ".iii");
+ SQAIAirport.DefSQStaticMethod(engine, &AIAirport::RemoveAirport, "RemoveAirport", 2, ".i");
+ SQAIAirport.DefSQStaticMethod(engine, &AIAirport::GetAirportType, "GetAirportType", 2, ".i");
+ SQAIAirport.DefSQStaticMethod(engine, &AIAirport::GetNoiseLevelIncrease, "GetNoiseLevelIncrease", 3, ".ii");
+ SQAIAirport.DefSQStaticMethod(engine, &AIAirport::GetNearestTown, "GetNearestTown", 3, ".ii");
SQAIAirport.PostRegister(engine);
}
generated by cgit v1.2.3-70-g09d2 (git 2.47.1) at 2024-12-29 00:50:06 +0000