1 files changed, 67 insertions, 0 deletions
diff --git a/src/newgrf_engine.h b/src/newgrf_engine.h
new file mode 100644
index 000000000..bd9ddb230
--- /dev/null
+++ b/src/newgrf_engine.h
@@ -0,0 +1,67 @@
+/* $Id$ */
+
+#ifndef NEWGRF_ENGINE_H
+#define NEWGRF_ENGINE_H
+
+#include "newgrf.h"
+#include "direction.h"
+#include "newgrf_cargo.h"
+
+/** @file newgrf_engine.h
+ */
+
+extern int _traininfo_vehicle_pitch;
+extern int _traininfo_vehicle_width;
+
+extern const CargoID _global_cargo_id[NUM_LANDSCAPE][NUM_CARGO];
+extern const uint32 _landscape_global_cargo_mask[NUM_LANDSCAPE];
+extern const CargoID _local_cargo_id_ctype[NUM_GLOBAL_CID];
+extern const uint32 cargo_classes[16];
+
+void SetWagonOverrideSprites(EngineID engine, CargoID cargo, const struct SpriteGroup *group, byte *train_id, int trains);
+void SetCustomEngineSprites(EngineID engine, byte cargo, const struct SpriteGroup *group);
+void SetRotorOverrideSprites(EngineID engine, const struct SpriteGroup *group);
+SpriteID GetCustomEngineSprite(EngineID engine, const Vehicle* v, Direction direction);
+SpriteID GetRotorOverrideSprite(EngineID engine, const Vehicle* v, bool info_view);
+#define GetCustomRotorSprite(v, i) GetRotorOverrideSprite(v->engine_type, v, i)
+#define GetCustomRotorIcon(et) GetRotorOverrideSprite(et, NULL, true)
+
+/* Forward declaration of GRFFile, to avoid unnecessary inclusion of newgrf.h
+ * elsewhere... */
+struct GRFFile;
+
+void SetEngineGRF(EngineID engine, const struct GRFFile *file);
+const struct GRFFile *GetEngineGRF(EngineID engine);
+uint32 GetEngineGRFID(EngineID engine);
+
+uint16 GetVehicleCallback(uint16 callback, uint32 param1, uint32 param2, EngineID engine, const Vehicle *v);
+uint16 GetVehicleCallbackParent(uint16 callback, uint32 param1, uint32 param2, EngineID engine, const Vehicle *v, const Vehicle *parent);
+bool UsesWagonOverride(const Vehicle *v);
+#define GetCustomVehicleSprite(v, direction) GetCustomEngineSprite(v->engine_type, v, direction)
+#define GetCustomVehicleIcon(et, direction) GetCustomEngineSprite(et, NULL, direction)
+
+typedef enum VehicleTrigger {
+	VEHICLE_TRIGGER_NEW_CARGO     = 1,
+	// Externally triggered only for the first vehicle in chain
+	VEHICLE_TRIGGER_DEPOT         = 2,
+	// Externally triggered only for the first vehicle in chain, only if whole chain is empty
+	VEHICLE_TRIGGER_EMPTY         = 4,
+	// Not triggered externally (called for the whole chain if we got NEW_CARGO)
+	VEHICLE_TRIGGER_ANY_NEW_CARGO = 8,
+} VehicleTrigger;
+void TriggerVehicle(Vehicle *veh, VehicleTrigger trigger);
+
+void SetCustomEngineName(EngineID engine, StringID name);
+StringID GetCustomEngineName(EngineID engine);
+
+void UnloadWagonOverrides(void);
+void UnloadRotorOverrideSprites(void);
+void UnloadCustomEngineSprites(void);
+void UnloadCustomEngineNames(void);
+
+void ResetEngineListOrder(void);
+EngineID GetRailVehAtPosition(EngineID pos);
+uint16 ListPositionOfEngine(EngineID engine);
+void AlterRailVehListOrder(EngineID engine, EngineID target);
+
+#endif /* NEWGRF_ENGINE_H */