dave/openttd
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

(svn r4740) - Newstations: add function to evaluate station callbacks

Browse Source
This commit is contained in:
peter1138
2006-05-04 19:27:41 +00:00
parent e5d936d0fe
commit c22e79d551
2 changed files with 28 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

27
newgrf_station.c
View File

@@ -10,6 +10,7 @@
#include "table/strings.h"
#include "station.h"
#include "station_map.h"
#include "newgrf_callbacks.h"
#include "newgrf_station.h"
#include "newgrf_spritegroup.h"
@@ -345,6 +346,32 @@ SpriteID GetCustomStationRelocation(const StationSpec *statspec, const Station *
}
uint16 GetStationCallback(uint16 callback, uint32 param1, uint32 param2, const StationSpec *statspec, const Station *st, TileIndex tile)
{
const SpriteGroup *group;
ResolverObject object;
CargoID ctype = (st == NULL) ? GC_PURCHASE : GC_DEFAULT_NA;
NewStationResolver(&object, statspec, st, tile);
object.callback = callback;
object.callback_param1 = param1;
object.callback_param2 = param2;
group = Resolve(statspec->spritegroup[ctype], &object);
if ((group == NULL || group->type != SGT_CALLBACK) && ctype != GC_DEFAULT_NA) {
group = Resolve(statspec->spritegroup[GC_DEFAULT_NA], &object);
}
if ((group == NULL || group->type != SGT_CALLBACK) && ctype != GC_DEFAULT) {
group = Resolve(statspec->spritegroup[GC_DEFAULT], &object);
}
if (group == NULL || group->type != SGT_CALLBACK) return CALLBACK_FAILED;
return group->g.callback.result;
}
/**
* Allocate a StationSpec to a Station. This is called once per build operation.
* @param spec StationSpec to allocate.

1
newgrf_station.h
View File

@@ -99,6 +99,7 @@ const StationSpec *GetCustomStationSpec(StationClassID sclass, uint station);
* NULL - that means we are in a build dialog). The station structure is used
* for variational sprite groups. */
SpriteID GetCustomStationRelocation(const StationSpec *statspec, const Station *st, TileIndex tile);
uint16 GetStationCallback(uint16 callback, uint32 param1, uint32 param2, const StationSpec *statspec, const Station *st, TileIndex tile);
/* Allocate a StationSpec to a Station. This is called once per build operation. */
int AllocateSpecToStation(const StationSpec *statspec, Station *st, bool exec);