(svn r9418) -Codechange: Implement actions 1/2/3 for cargos, callback handler and custom icon sprites
parent
8353032129
commit
68572f1076
@ -0,0 +1,93 @@
|
||||
/* $Id$ */
|
||||
|
||||
#include "stdafx.h"
|
||||
#include "openttd.h"
|
||||
#include "cargotype.h"
|
||||
#include "newgrf.h"
|
||||
#include "newgrf_callbacks.h"
|
||||
#include "newgrf_spritegroup.h"
|
||||
#include "newgrf_cargo.h"
|
||||
|
||||
|
||||
static uint32 CargoGetRandomBits(const ResolverObject *object)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
static uint32 CargoGetTriggers(const ResolverObject *object)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
static void CargoSetTriggers(const ResolverObject *object, int triggers)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
|
||||
static uint32 CargoGetVariable(const ResolverObject *object, byte variable, byte parameter, bool *available)
|
||||
{
|
||||
*available = false;
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
static const SpriteGroup *CargoResolveReal(const ResolverObject *object, const SpriteGroup *group)
|
||||
{
|
||||
/* Cargo action 2s should always have only 1 "loaded" state */
|
||||
if (group->g.real.num_loaded == 0) return NULL;
|
||||
|
||||
return group->g.real.loaded[0];
|
||||
}
|
||||
|
||||
|
||||
static void NewCargoResolver(ResolverObject *res, const CargoSpec *cs)
|
||||
{
|
||||
res->GetRandomBits = &CargoGetRandomBits;
|
||||
res->GetTriggers = &CargoGetTriggers;
|
||||
res->SetTriggers = &CargoSetTriggers;
|
||||
res->GetVariable = &CargoGetVariable;
|
||||
res->ResolveReal = &CargoResolveReal;
|
||||
|
||||
res->u.cargo.cs = cs;
|
||||
|
||||
res->callback = 0;
|
||||
res->callback_param1 = 0;
|
||||
res->callback_param2 = 0;
|
||||
res->last_value = 0;
|
||||
res->trigger = 0;
|
||||
res->reseed = 0;
|
||||
}
|
||||
|
||||
|
||||
SpriteID GetCustomCargoSprite(const CargoSpec *cs)
|
||||
{
|
||||
const SpriteGroup *group;
|
||||
ResolverObject object;
|
||||
|
||||
NewCargoResolver(&object, cs);
|
||||
|
||||
group = Resolve(cs->group, &object);
|
||||
if (group == NULL || group->type != SGT_RESULT) return 0;
|
||||
|
||||
return group->g.result.sprite;
|
||||
}
|
||||
|
||||
|
||||
uint16 GetCargoCallback(uint16 callback, uint32 param1, uint32 param2, const CargoSpec *cs)
|
||||
{
|
||||
ResolverObject object;
|
||||
const SpriteGroup *group;
|
||||
|
||||
NewCargoResolver(&object, cs);
|
||||
object.callback = callback;
|
||||
object.callback_param1 = param1;
|
||||
object.callback_param2 = param2;
|
||||
|
||||
group = Resolve(cs->group, &object);
|
||||
if (group == NULL || group->type != SGT_CALLBACK) return CALLBACK_FAILED;
|
||||
|
||||
return group->g.callback.result;
|
||||
}
|
Loading…
Reference in New Issue