EventListenerManager::Listener*
EventListenerManager::SetEventHandlerInternal(
JS::Handle<JSObject*> aScopeObject,
nsIAtom* aName,
const nsAString& aTypeString,
const nsEventHandler& aHandler,
bool aPermitUntrustedEvents)
{
MOZ_ASSERT(aScopeObject || aHandler.HasEventHandler(),
"Must have one or the other!");
MOZ_ASSERT(aName || !aTypeString.IsEmpty());
uint32_t eventType = nsContentUtils::GetEventId(aName);
Listener* listener = FindEventHandler(eventType, aName, aTypeString);
if (!listener) {
// If we didn't find a script listener or no listeners existed
// create and add a new one.
EventListenerFlags flags;
flags.mListenerIsJSListener = true;
nsCOMPtr<nsIJSEventListener> jsListener;
NS_NewJSEventListener(aScopeObject, mTarget, aName,
aHandler, getter_AddRefs(jsListener));
EventListenerHolder listenerHolder(jsListener);
AddEventListenerInternal(listenerHolder, eventType, aName, aTypeString,
flags, true);
listener = FindEventHandler(eventType, aName, aTypeString);
} else {
nsIJSEventListener* jsListener = listener->GetJSListener();
MOZ_ASSERT(jsListener,
"How can we have an event handler with no nsIJSEventListener?");
bool same = jsListener->GetHandler() == aHandler;
// Possibly the same listener, but update still the context and scope.
jsListener->SetHandler(aHandler, aScopeObject);
if (mTarget && !same && aName) {
mTarget->EventListenerRemoved(aName);
mTarget->EventListenerAdded(aName);
}
}
// Set flag to indicate possible need for compilation later
listener->mHandlerIsString = !aHandler.HasEventHandler();
if (aPermitUntrustedEvents) {
listener->mFlags.mAllowUntrustedEvents = true;
}
return listener;
}
ICCItem *CMission::FireOnReward (ICCItem *pData)
// FireOnReward
//
// Fire <OnReward>
//
// Callers are responsible for discarding the result, if not NULL.
{
SEventHandlerDesc Event;
if (FindEventHandler(EVENT_ON_REWARD, &Event))
{
CCodeChainCtx Ctx;
Ctx.SaveAndDefineSourceVar(this);
Ctx.SaveAndDefineDataVar(pData);
ICCItem *pResult = Ctx.Run(Event);
if (pResult->IsError())
{
ReportEventError(EVENT_ON_REWARD, pResult);
Ctx.Discard(pResult);
return NULL;
}
return pResult;
}
return NULL;
}
ICCItem *CMission::FireOnDeclined (void)
// FireOnDeclined
//
// Fire <OnDeclined>. We return the result of the event, which might contain
// instructions for the mission screen.
//
// Callers are responsible for discarding the result, if not NULL.
{
SEventHandlerDesc Event;
if (FindEventHandler(EVENT_ON_DECLINED, &Event))
{
CCodeChainCtx Ctx;
Ctx.SaveAndDefineSourceVar(this);
ICCItem *pResult = Ctx.Run(Event);
if (pResult->IsError())
{
ReportEventError(EVENT_ON_DECLINED, pResult);
Ctx.Discard(pResult);
return NULL;
}
return pResult;
}
return NULL;
}
Variant DynamicObject::m_RemoveEventHandler(int numargs, Variant args[])
{
EventHandler *handler = FindEventHandler(args[0]);
if (handler) {
UnregisterEventHandler(handler);
handler->DecRef();
}
return VARNULL;
}
bool CWeaponFireDesc::FireOnDamageOverlay (SDamageCtx &Ctx, CEnergyField *pOverlay)
// FireOnDamageOverlay
//
// Fire OnDamageOverlay event. Returns TRUE if we should skip further overlay damage
{
SEventHandlerDesc Event;
if (FindEventHandler(evtOnDamageOverlay, &Event))
{
// Setup arguments
CCodeChainCtx CCCtx;
CCCtx.SaveAndDefineSourceVar(Ctx.pObj);
CCCtx.DefineInteger(CONSTLIT("aArmorSeg"), Ctx.iSectHit);
CCCtx.DefineInteger(CONSTLIT("aOverlayID"), pOverlay->GetID());
CCCtx.DefineSpaceObject(CONSTLIT("aCause"), Ctx.pCause);
CCCtx.DefineSpaceObject(CONSTLIT("aAttacker"), Ctx.Attacker.GetObj());
CCCtx.DefineSpaceObject(CONSTLIT("aOrderGiver"), (Ctx.Attacker.GetObj() ? Ctx.Attacker.GetObj()->GetOrderGiver(Ctx.Attacker.GetCause()) : NULL));
CCCtx.DefineVector(CONSTLIT("aHitPos"), Ctx.vHitPos);
CCCtx.DefineInteger(CONSTLIT("aHitDir"), Ctx.iDirection);
CCCtx.DefineInteger(CONSTLIT("aDamageHP"), Ctx.iDamage);
CCCtx.DefineString(CONSTLIT("aDamageType"), GetDamageShortName(Ctx.Damage.GetDamageType()));
CCCtx.DefineItemType(CONSTLIT("aWeaponType"), Ctx.pDesc->GetWeaponType());
ICCItem *pResult = CCCtx.Run(Event);
if (pResult->IsError())
Ctx.pObj->ReportEventError(ON_DAMAGE_OVERLAY_EVENT, pResult);
// If we return Nil, then we continue processing
bool bResult;
if (pResult->IsNil())
bResult = false;
// Otherwise, the result is the damage left
else
{
Ctx.iDamage = pResult->GetIntegerValue();
bResult = true;
}
CCCtx.Discard(pResult);
return bResult;
}
else
return false;
}
bool CWeaponFireDesc::FireOnFragment (const CDamageSource &Source, CSpaceObject *pShot, const CVector &vHitPos, CSpaceObject *pNearestObj, CSpaceObject *pTarget)
// FireOnFragment
//
// Event fires when a shot fragments. If we return TRUE then we skip the default
// fragmentation event.
{
SEventHandlerDesc Event;
if (FindEventHandler(evtOnFragment, &Event))
{
// Setup arguments
CCodeChainCtx CCCtx;
CCCtx.SaveAndDefineSourceVar(pShot);
CCCtx.DefineSpaceObject(CONSTLIT("aNearestObj"), pNearestObj);
CCCtx.DefineSpaceObject(CONSTLIT("aTargetObj"), pTarget);
CCCtx.DefineVector(CONSTLIT("aHitPos"), vHitPos);
CCCtx.DefineInteger(CONSTLIT("aHitDir"), (pShot ? pShot->GetRotation() : 0));
CCCtx.DefineItemType(CONSTLIT("aWeaponType"), GetWeaponType());
CCCtx.DefineString(CONSTLIT("aWeaponFragment"), m_sUNID);
CSpaceObject *pAttacker = Source.GetObj();
CCCtx.DefineSpaceObject(CONSTLIT("aCause"), pShot);
CCCtx.DefineSpaceObject(CONSTLIT("aAttacker"), pAttacker);
CCCtx.DefineSpaceObject(CONSTLIT("aOrderGiver"), (pAttacker ? pAttacker->GetOrderGiver(Source.GetCause()) : NULL));
ICCItem *pResult = CCCtx.Run(Event);
if (pResult->IsError())
pShot->ReportEventError(ON_FRAGMENT_EVENT, pResult);
// If we return Nil, then we continue processing
bool bResult;
if (pResult->IsNil())
bResult = false;
// Otherwise, we skip fragmentation
else
bResult = true;
CCCtx.Discard(pResult);
return bResult;
}
else
return false;
}
int DynamicObject::FireEvent(const char *event)
{
int rc = 0;
EventHandler *handler = FindEventHandler(event);
if (handler) {
Tls *tls = tlsGet();
tls->object = this;
lmbox_free(tls->event);
tls->event = strdup(event);
systemObject->Log(3, "Executing event handler %s for event %s in %s (run=%d)", handler->GetName(), event, name, systemObject->IsRunning());
rc = handler->Fire();
systemObject->Log(5, "Result is %d in %s from event handler %s for event %s", rc, name, handler->GetName(), event);
handler->DecRef();
lmbox_destroy((void**)&tls->event);
}
return rc;
}
void Object::UnsubscribeFromEvent(StringHash eventType)
{
for (;;)
{
EventHandler* previous;
EventHandler* handler = FindEventHandler(eventType, &previous);
if (handler)
{
if (handler->GetSender())
context_->RemoveEventReceiver(this, handler->GetSender(), eventType);
else
context_->RemoveEventReceiver(this, eventType);
eventHandlers_.Erase(handler, previous);
}
else
break;
}
}
void
EventListenerManager::RemoveEventHandler(nsIAtom* aName,
const nsAString& aTypeString)
{
if (mClearingListeners) {
return;
}
uint32_t eventType = nsContentUtils::GetEventId(aName);
Listener* listener = FindEventHandler(eventType, aName, aTypeString);
if (listener) {
mListeners.RemoveElementAt(uint32_t(listener - &mListeners.ElementAt(0)));
mNoListenerForEvent = NS_EVENT_NULL;
mNoListenerForEventAtom = nullptr;
if (mTarget && aName) {
mTarget->EventListenerRemoved(aName);
}
}
}
const TypedEventHandler*
EventListenerManager::GetTypedEventHandler(nsIAtom* aEventName,
const nsAString& aTypeString)
{
uint32_t eventType = nsContentUtils::GetEventId(aEventName);
Listener* listener = FindEventHandler(eventType, aEventName, aTypeString);
if (!listener) {
return nullptr;
}
JSEventHandler* jsEventHandler = listener->GetJSEventHandler();
if (listener->mHandlerIsString) {
CompileEventHandlerInternal(listener, nullptr, nullptr);
}
const TypedEventHandler& typedHandler =
jsEventHandler->GetTypedEventHandler();
return typedHandler.HasEventHandler() ? &typedHandler : nullptr;
}
void CAdventureDesc::FireOnGameStart (void)
// FireOnGameStart
//
// Fire OnGameStart event
{
SEventHandlerDesc Event;
if (FindEventHandler(ON_GAME_START_EVENT, &Event))
{
CCodeChainCtx Ctx;
// Run code
ICCItem *pResult = Ctx.Run(Event);
if (pResult->IsError())
kernelDebugLogMessage("OnGameStart error: %s", pResult->GetStringValue());
Ctx.Discard(pResult);
}
}
void CMission::FireOnStart (void)
// FireOnStart
//
// Fire <OnStarted>
{
SEventHandlerDesc Event;
if (FindEventHandler(EVENT_ON_STARTED, &Event))
{
CCodeChainCtx Ctx;
Ctx.SaveAndDefineSourceVar(this);
ICCItem *pResult = Ctx.Run(Event);
if (pResult->IsError())
ReportEventError(EVENT_ON_STARTED, pResult);
Ctx.Discard(pResult);
}
}
void CMission::FireOnSetPlayerTarget (const CString &sReason)
// FireOnSetPlayerTarget
//
// Fire <OnSetPlayerTarget>
{
SEventHandlerDesc Event;
if (FindEventHandler(EVENT_ON_SET_PLAYER_TARGET, &Event))
{
CCodeChainCtx Ctx;
Ctx.SaveAndDefineSourceVar(this);
Ctx.DefineString(STR_A_REASON, sReason);
ICCItem *pResult = Ctx.Run(Event);
if (pResult->IsError())
ReportEventError(EVENT_ON_SET_PLAYER_TARGET, pResult);
Ctx.Discard(pResult);
}
}
void CMission::FireCustomEvent (const CString &sEvent)
// FireCustomEvent
//
// Fires a custom timed event
{
SEventHandlerDesc Event;
if (FindEventHandler(sEvent, &Event))
{
CCodeChainCtx Ctx;
Ctx.SetEvent(eventDoEvent);
Ctx.SaveAndDefineSourceVar(this);
ICCItem *pResult = Ctx.Run(Event);
if (pResult->IsError())
ReportEventError(sEvent, pResult);
Ctx.Discard(pResult);
}
}
void CMission::FireOnReward (ICCItem *pData)
// FireOnReward
//
// Fire <OnReward>
{
SEventHandlerDesc Event;
if (FindEventHandler(EVENT_ON_REWARD, &Event))
{
CCodeChainCtx Ctx;
Ctx.SaveAndDefineSourceVar(this);
Ctx.SaveAndDefineDataVar(pData);
ICCItem *pResult = Ctx.Run(Event);
if (pResult->IsError())
ReportEventError(EVENT_ON_REWARD, pResult);
Ctx.Discard(pResult);
}
}
void CAdventureDesc::FireOnGameEnd (const CGameRecord &Game, const SBasicGameStats &BasicStats)
// FireOnGameEnd
//
// Fire OnGameEnd event
{
SEventHandlerDesc Event;
if (FindEventHandler(ON_GAME_END_EVENT, &Event))
{
CCodeChainCtx Ctx;
// Initialize variables
Ctx.DefineInteger(CONSTLIT("aScore"), Game.GetScore());
Ctx.DefineInteger(CONSTLIT("aResurrectCount"), Game.GetResurrectCount());
Ctx.DefineInteger(CONSTLIT("aSystemsVisited"), BasicStats.iSystemsVisited);
Ctx.DefineInteger(CONSTLIT("aEnemiesDestroyed"), BasicStats.iEnemiesDestroyed);
Ctx.DefineInteger(CONSTLIT("aBestEnemiesDestroyed"), BasicStats.iBestEnemyDestroyedCount);
if (BasicStats.dwBestEnemyDestroyed)
Ctx.DefineInteger(CONSTLIT("aBestEnemyClass"), BasicStats.dwBestEnemyDestroyed);
else
Ctx.DefineNil(CONSTLIT("aBestEnemyClass"));
Ctx.DefineString(CONSTLIT("aEndGameReason"), Game.GetEndGameReason());
Ctx.DefineString(CONSTLIT("aEpitaph"), Game.GetEndGameEpitaph());
Ctx.DefineString(CONSTLIT("aEpitaphOriginal"), Game.GetEndGameEpitaph());
Ctx.DefineString(CONSTLIT("aTime"), Game.GetPlayTimeString());
// Invoke
ICCItem *pResult = Ctx.Run(Event);
if (pResult->IsError())
kernelDebugLogMessage("OnGameEnd error: %s", pResult->GetStringValue());
Ctx.Discard(pResult);
}
}
void CMission::FireOnStop (const CString &sReason, ICCItem *pData)
// FireOnStop
//
// Fire <OnCompleted>
{
SEventHandlerDesc Event;
if (FindEventHandler(EVENT_ON_COMPLETED, &Event))
{
CCodeChainCtx Ctx;
Ctx.SaveAndDefineSourceVar(this);
Ctx.SaveAndDefineDataVar(pData);
Ctx.DefineString(STR_A_REASON, sReason);
ICCItem *pResult = Ctx.Run(Event);
if (pResult->IsError())
ReportEventError(EVENT_ON_COMPLETED, pResult);
Ctx.Discard(pResult);
}
}
bool CWeaponFireDesc::FireOnDamageShields (SDamageCtx &Ctx, int iDevice)
// FireOnDamageShields
//
// Fire OnDamageShields event. Returns TRUE if we should skip further shields damage
{
SEventHandlerDesc Event;
if (FindEventHandler(evtOnDamageShields, &Event))
{
// Setup arguments
CCodeChainCtx CCCtx;
CItemListManipulator ItemList(Ctx.pObj->GetItemList());
CShip *pShip = Ctx.pObj->AsShip();
if (pShip)
pShip->SetCursorAtDevice(ItemList, iDevice);
CCCtx.SaveAndDefineSourceVar(Ctx.pObj);
CCCtx.DefineInteger(CONSTLIT("aArmorSeg"), Ctx.iSectHit);
CCCtx.DefineInteger(CONSTLIT("aDevice"), iDevice);
CCCtx.DefineItem(CONSTLIT("aDeviceItem"), ItemList.GetItemAtCursor());
CCCtx.DefineSpaceObject(CONSTLIT("aCause"), Ctx.pCause);
CCCtx.DefineSpaceObject(CONSTLIT("aAttacker"), Ctx.Attacker.GetObj());
CCCtx.DefineSpaceObject(CONSTLIT("aOrderGiver"), (Ctx.Attacker.GetObj() ? Ctx.Attacker.GetObj()->GetOrderGiver(Ctx.Attacker.GetCause()) : NULL));
CCCtx.DefineVector(CONSTLIT("aHitPos"), Ctx.vHitPos);
CCCtx.DefineInteger(CONSTLIT("aHitDir"), Ctx.iDirection);
CCCtx.DefineInteger(CONSTLIT("aDamageHP"), Ctx.iDamage);
CCCtx.DefineString(CONSTLIT("aDamageType"), GetDamageShortName(Ctx.Damage.GetDamageType()));
CCCtx.DefineItemType(CONSTLIT("aWeaponType"), Ctx.pDesc->GetWeaponType());
CCCtx.DefineInteger(CONSTLIT("aShieldHP"), Ctx.iHPLeft);
CCCtx.DefineInteger(CONSTLIT("aShieldDamageHP"), Ctx.iShieldDamage);
CCCtx.DefineInteger(CONSTLIT("aArmorDamageHP"), Ctx.iDamage - Ctx.iAbsorb);
if (Ctx.bReflect)
{
CCCtx.DefineString(CONSTLIT("aShieldReflect"), STR_SHIELD_REFLECT);
CCCtx.DefineInteger(CONSTLIT("aOriginalShieldDamageHP"), Ctx.iOriginalShieldDamage);
CCCtx.DefineInteger(CONSTLIT("aOriginalArmorDamageHP"), Ctx.iDamage - Ctx.iOriginalAbsorb);
}
else
{
CCCtx.DefineNil(CONSTLIT("aShieldReflect"));
CCCtx.DefineInteger(CONSTLIT("aOriginalShieldDamageHP"), Ctx.iShieldDamage);
CCCtx.DefineInteger(CONSTLIT("aOriginalArmorDamageHP"), Ctx.iDamage - Ctx.iAbsorb);
}
ICCItem *pResult = CCCtx.Run(Event);
// If we return Nil, then we continue processing
bool bResult;
if (pResult->IsNil())
bResult = false;
// If this is an integer, we pass damage to armor
else if (pResult->IsInteger())
{
Ctx.iDamage = pResult->GetIntegerValue();
bResult = true;
}
// If we return a list, then modify variables
else if (pResult->IsList())
{
// A single value means we modified the damage to armor
if (pResult->GetCount() == 1)
{
if (strEquals(pResult->GetElement(0)->GetStringValue(), STR_SHIELD_REFLECT))
{
Ctx.bReflect = true;
Ctx.iAbsorb = Ctx.iDamage;
Ctx.iShieldDamage = 0;
}
else
{
Ctx.iShieldDamage = Max(0, Min(pResult->GetElement(0)->GetIntegerValue(), Ctx.iHPLeft));
if (Ctx.bReflect)
{
Ctx.bReflect = false;
Ctx.iAbsorb = Ctx.iOriginalAbsorb;
}
}
}
// Two values mean we modified both damage to armor and shield damage
else if (pResult->GetCount() == 2)
{
Ctx.bReflect = false;
Ctx.iShieldDamage = Max(0, Min(pResult->GetElement(0)->GetIntegerValue(), Ctx.iHPLeft));
Ctx.iAbsorb = Max(0, Ctx.iDamage - Max(0, pResult->GetElement(1)->GetIntegerValue()));
}
// Otherwise, we deal with reflection
else
{
Ctx.bReflect = strEquals(pResult->GetElement(0)->GetStringValue(), STR_SHIELD_REFLECT);
Ctx.iShieldDamage = Max(0, Min(pResult->GetElement(1)->GetIntegerValue(), Ctx.iHPLeft));
Ctx.iAbsorb = Max(0, Ctx.iDamage - Max(0, pResult->GetElement(2)->GetIntegerValue()));
}
// Proceed with processing
bResult = false;
}
// If this is the string "reflect" then we reflect
else if (strEquals(pResult->GetStringValue(), STR_SHIELD_REFLECT))
{
Ctx.bReflect = true;
Ctx.iAbsorb = Ctx.iDamage;
Ctx.iShieldDamage = 0;
bResult = false;
}
// Otherwise, error
else
{
Ctx.pObj->ReportEventError(ON_DAMAGE_OVERLAY_EVENT, pResult);
bResult = true;
}
CCCtx.Discard(pResult);
return bResult;
}
else
return false;
}
ALERROR CWeaponFireDesc::OnDesignLoadComplete (SDesignLoadCtx &Ctx)
// OnDesignLoadComplete
//
// Done loading all design elements
{
ALERROR error;
int i;
if (error = m_Image.OnDesignLoadComplete(Ctx))
return error;
if (error = m_ExhaustImage.OnDesignLoadComplete(Ctx))
return error;
if (error = m_pAmmoType.Bind(Ctx))
return error;
if (error = m_pEffect.Bind(Ctx))
return error;
if (error = m_pHitEffect.Bind(Ctx))
return error;
if (error = m_pFireEffect.Bind(Ctx))
return error;
if (m_pEnhanced)
if (error = m_pEnhanced->OnDesignLoadComplete(Ctx))
return error;
// Load some events for efficiency
for (i = 0; i < evtCount; i++)
{
if (!FindEventHandler(CString(CACHED_EVENTS[i], -1, true), &m_CachedEvents[i]))
{
m_CachedEvents[i].pExtension = NULL;
m_CachedEvents[i].pCode = NULL;
}
}
// If we have an OnFragment event, then we enable proximity blast
if (HasOnFragmentEvent())
m_bProximityBlast = true;
// Fragment
SFragmentDesc *pNext = m_pFirstFragment;
while (pNext)
{
if (error = pNext->pDesc->OnDesignLoadComplete(Ctx))
return error;
pNext = pNext->pNext;
}
return NOERROR;
}
ALERROR CEnergyFieldType::OnCreateFromXML (SDesignLoadCtx &Ctx, CXMLElement *pDesc)
// OnCreateFromXML
//
// Create from XML
{
ALERROR error;
// Effect
CXMLElement *pEffect = pDesc->GetContentElementByTag(EFFECT_TAG);
if (pEffect)
{
if (error = CEffectCreator::CreateFromXML(Ctx,
pEffect,
strPatternSubst(CONSTLIT("%d:e"), GetUNID()),
&m_pEffect))
{
Ctx.sError = strPatternSubst(CONSTLIT("energy field %x: Unable to load effect"), GetUNID());
return error;
}
}
pEffect = pDesc->GetContentElementByTag(HIT_EFFECT_TAG);
if (pEffect == NULL)
pEffect = pDesc->GetContentElementByTag(EFFECT_WHEN_HIT_TAG);
if (pEffect)
{
if (error = CEffectCreator::CreateFromXML(Ctx,
pEffect,
strPatternSubst(CONSTLIT("%d:h"), GetUNID()),
&m_pHitEffect))
{
Ctx.sError = strPatternSubst(CONSTLIT("energy field %x: Unable to load hit effect"), GetUNID());
return error;
}
// For compatibility with previous versions, if we're using the old
// <ShipEnergyFieldType> then altEffect defaults to TRUE. Otherwise, for new
// <OverlayType> altEffect defaults to false.
bool bAltEffect;
if (pEffect->FindAttributeBool(ALT_EFFECT_ATTRIB, &bAltEffect))
m_bAltHitEffect = bAltEffect;
else
m_bAltHitEffect = strEquals(pDesc->GetTag(), SHIP_ENERGY_FIELD_TYPE_TAG);
}
else
m_bAltHitEffect = false;
// Rotation
m_bRotateWithShip = !pDesc->GetAttributeBool(IGNORE_SHIP_ROTATION_ATTRIB);
// Damage adjustment
LoadDamageAdj(pDesc, ABSORB_ADJ_ATTRIB, m_iAbsorbAdj);
// Bonus adjustment
LoadDamageAdj(pDesc, BONUS_ADJ_ATTRIB, m_iBonusAdj);
// Load the weapon suppress
if (error = m_WeaponSuppress.InitFromXML(pDesc->GetAttribute(WEAPON_SUPPRESS_ATTRIB)))
{
Ctx.sError = CONSTLIT("Unable to load weapon suppress attribute");
return error;
}
// Keep track of the events that we have
m_bHasOnUpdateEvent = FindEventHandler(ON_UPDATE_EVENT);
// Done
return NOERROR;
}
bool Object::HasSubscribedToEvent(StringHash eventType) const
{
return FindEventHandler(eventType) != 0;
}
ALERROR COverlayType::OnCreateFromXML (SDesignLoadCtx &Ctx, CXMLElement *pDesc)
// OnCreateFromXML
//
// Create from XML
{
ALERROR error;
// Effect
CXMLElement *pEffect = pDesc->GetContentElementByTag(EFFECT_TAG);
if (pEffect)
{
if (error = CEffectCreator::CreateFromXML(Ctx,
pEffect,
strPatternSubst(CONSTLIT("%d:e"), GetUNID()),
&m_pEffect))
{
Ctx.sError = strPatternSubst(CONSTLIT("energy field %x: Unable to load effect"), GetUNID());
return error;
}
}
pEffect = pDesc->GetContentElementByTag(HIT_EFFECT_TAG);
if (pEffect == NULL)
pEffect = pDesc->GetContentElementByTag(EFFECT_WHEN_HIT_TAG);
if (pEffect)
{
if (error = CEffectCreator::CreateFromXML(Ctx,
pEffect,
strPatternSubst(CONSTLIT("%d:h"), GetUNID()),
&m_pHitEffect))
{
Ctx.sError = strPatternSubst(CONSTLIT("energy field %x: Unable to load hit effect"), GetUNID());
return error;
}
// For compatibility with previous versions, if we're using the old
// <ShipEnergyFieldType> then altEffect defaults to TRUE. Otherwise, for new
// <OverlayType> altEffect defaults to false.
bool bAltEffect;
if (pEffect->FindAttributeBool(ALT_EFFECT_ATTRIB, &bAltEffect))
m_fAltHitEffect = bAltEffect;
else
m_fAltHitEffect = strEquals(pDesc->GetTag(), SHIP_ENERGY_FIELD_TYPE_TAG);
}
else
m_fAltHitEffect = false;
// Rotation
m_fRotateWithShip = !pDesc->GetAttributeBool(IGNORE_SHIP_ROTATION_ATTRIB);
// Damage adjustment
int iAbsorbCount;
LoadDamageAdj(pDesc, ABSORB_ADJ_ATTRIB, m_iAbsorbAdj, &iAbsorbCount);
// Bonus adjustment
LoadDamageAdj(pDesc, BONUS_ADJ_ATTRIB, m_iBonusAdj);
// Load the weapon suppress
if (error = m_WeaponSuppress.InitFromXML(pDesc->GetAttribute(WEAPON_SUPPRESS_ATTRIB)))
{
Ctx.sError = CONSTLIT("Unable to load weapon suppress attribute");
return error;
}
// Keep track of the events that we have
m_fHasOnUpdateEvent = FindEventHandler(ON_UPDATE_EVENT);
// Are we a field/shield overlay (or part of hull)?
// By default, we are a shield overlay if we absorb damage.
bool bValue;
if (pDesc->FindAttributeBool(SHIELD_OVERLAY_ATTRIB, &bValue))
m_fShieldOverlay = bValue;
else
m_fShieldOverlay = (iAbsorbCount > 0);
// Counter
CXMLElement *pCounter = pDesc->GetContentElementByTag(COUNTER_TAG);
if (pCounter)
{
CString sStyle = pCounter->GetAttribute(STYLE_ATTRIB);
if (strEquals(sStyle, COUNTER_PROGRESS))
m_iCounterType = counterProgress;
else if (strEquals(sStyle, COUNTER_RADIUS))
m_iCounterType = counterRadius;
else
{
Ctx.sError = strPatternSubst(CONSTLIT("Unknown counter style: %s"), sStyle);
return ERR_FAIL;
}
m_sCounterLabel = pCounter->GetAttribute(LABEL_ATTRIB);
m_iCounterMax = pCounter->GetAttributeIntegerBounded(MAX_ATTRIB, 0, -1, 100);
m_wCounterColor = ::LoadRGBColor(pCounter->GetAttribute(COLOR_ATTRIB));
}
else
{
m_iCounterType = counterNone;
m_iCounterMax = 0;
m_wCounterColor = 0;
}
// Options
m_fDisarmShip = pDesc->GetAttributeBool(DISARM_ATTRIB);
m_fParalyzeShip = pDesc->GetAttributeBool(PARALYZE_ATTRIB);
m_fDisableShipScreen = pDesc->GetAttributeBool(DISABLE_SHIP_SCREEN_ATTRIB);
m_fSpinShip = pDesc->GetAttributeBool(SPIN_ATTRIB);
int iDrag;
if (pDesc->FindAttributeInteger(DRAG_ATTRIB, &iDrag))
m_rDrag = Min(Max(0, iDrag), 100) / 100.0;
else
m_rDrag = 1.0;
// Done
return NOERROR;
}
