(svn r12122) -Codechange: Add framework for generic feature callbacks, along with some parts for AI use.

1 files changed, 35 insertions, 0 deletions

diff --git a/src/newgrf_generic.h b/src/newgrf_generic.h
new file mode 100644
index 000000000..0c24f88fc
--- /dev/null
+++ b/src/newgrf_generic.h
@@ -0,0 +1,35 @@
+/* $Id$ */
+
+#ifndef NEWGRF_GENERIC_H
+#define NEWGRF_GENERIC_H
+
+enum AIConstructionEvent {
+	AICE_TRAIN_CHECK_RAIL_ENGINE     = 0x00, ///< Check if we should build an engine
+	AICE_TRAIN_CHECK_ELRAIL_ENGINE   = 0x01,
+	AICE_TRAIN_CHECK_MONORAIL_ENGINE = 0x02,
+	AICE_TRAIN_CHECK_MAGLEV_ENGINE   = 0x03,
+	AICE_TRAIN_GET_RAIL_WAGON        = 0x08,
+	AICE_TRAIN_GET_ELRAIL_WAGON      = 0x09,
+	AICE_TRAIN_GET_MONORAIL_WAGON    = 0x0A,
+	AICE_TRAIN_GET_MAGLEV_WAGON      = 0x0B,
+	AICE_TRAIN_GET_RAILTYPE          = 0x0F,
+
+	AICE_ROAD_CHECK_ENGINE           = 0x00, ///< Check if we should build an engine
+	AICE_ROAD_GET_FIRST_ENGINE       = 0x01, ///< Unused, we check all
+	AICE_ROAD_GET_NUMBER_ENGINES     = 0x02, ///< Unused, we check all
+
+	AICE_SHIP_CHECK_ENGINE           = 0x00, ///< Check if we should build an engine
+	AICE_SHIP_GET_FIRST_ENGINE       = 0x01, ///< Unused, we check all
+	AICE_SHIP_GET_NUMBER_ENGINES     = 0x02, ///< Unused, we check all
+
+	AICE_AIRCRAFT_CHECK_ENGINE       = 0x00, ///< Check if we should build an engine
+
+	AICE_STATION_GET_STATION_ID      = 0x00, ///< Get a station ID to build
+};
+
+void ResetGenericCallbacks();
+void AddGenericCallback(uint8 feature, const struct GRFFile *file, const struct SpriteGroup *group);
+
+uint16 GetAiPurchaseCallbackResult(uint8 feature, CargoID cargo_type, uint8 default_selection, IndustryType src_industry, IndustryType dst_industry, uint8 distance, AIConstructionEvent event, uint8 count, uint8 station_size, const struct GRFFile **file);
+
+#endif /* NEWGRF_GENERIC_H */