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Implement a new event to receive notifications when a checkpoint world has changed.

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This commit is contained in:
Sandu Liviu Catalin
2016-08-18 15:54:26 +03:00
parent fee9b66750
commit f38aa16b5f
6 changed files with 48 additions and 4 deletions
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21
source/Entity/Checkpoint.cpp
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@ -45,7 +45,7 @@ Object & CCheckpoint::GetNull()
// ------------------------------------------------------------------------------------------------
CCheckpoint::CCheckpoint(Int32 id)
: m_ID(VALID_ENTITYGETEX(id, SQMOD_CHECKPOINT_POOL))
, m_Tag(ToStrF("%d", id))
, m_Tag(ToStrF("%d", id)), m_Data(), m_CircularLocks(0)
{
/* ... */
}
@ -184,12 +184,27 @@ Int32 CCheckpoint::GetWorld() const
}
// ------------------------------------------------------------------------------------------------
void CCheckpoint::SetWorld(Int32 world) const
void CCheckpoint::SetWorld(Int32 world)
{
// Validate the managed identifier
Validate();
// Perform the requested operation
// Grab the current value for this property
const Int32 current = _Func->GetCheckPointWorld(m_ID);
// Don't even bother if it's the same value
if (current == world)
{
return;
}
// Avoid property unwind from a recursive call
_Func->SetCheckPointWorld(m_ID, world);
// Avoid infinite recursive event loops
if (!(m_CircularLocks & CHECKPOINTCL_EMIT_CHECKPOINT_WORLD))
{
// Prevent this event from triggering while executed
BitGuardU32 bg(m_CircularLocks, CHECKPOINTCL_EMIT_CHECKPOINT_WORLD);
// Now forward the event call
Core::Get().EmitCheckpointWorld(m_ID, current, world);
}
}
// ------------------------------------------------------------------------------------------------