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Core/AuraScript: Add DoCheckAreaTarget hook to allow explicit area aura target selection.

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This commit is contained in:
QAston
2011-05-31 20:24:44 +02:00
parent 4ccb21e51a
commit 7b5b95966e
6 changed files with 91 additions and 41 deletions
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src/server/game/Spells/SpellScript.h
+16
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@@ -340,6 +340,7 @@ enum AuraScriptHookType
AURA_SCRIPT_HOOK_EFFECT_AFTER_ABSORB,
AURA_SCRIPT_HOOK_EFFECT_MANASHIELD,
AURA_SCRIPT_HOOK_EFFECT_AFTER_MANASHIELD,
AURA_SCRIPT_HOOK_CHECK_AREA_TARGET,
/*AURA_SCRIPT_HOOK_APPLY,
AURA_SCRIPT_HOOK_REMOVE, */
};
@@ -354,6 +355,7 @@ class AuraScript : public _SpellScript
public:
#define AURASCRIPT_FUNCTION_TYPE_DEFINES(CLASSNAME) \
typedef bool(CLASSNAME::*AuraCheckAreaTargetFnType)(Unit * target); \
typedef void(CLASSNAME::*AuraEffectApplicationModeFnType)(AuraEffect const *, AuraEffectHandleModes); \
typedef void(CLASSNAME::*AuraEffectPeriodicFnType)(AuraEffect const *); \
typedef void(CLASSNAME::*AuraEffectUpdatePeriodicFnType)(AuraEffect *); \
@@ -364,6 +366,14 @@ class AuraScript : public _SpellScript
AURASCRIPT_FUNCTION_TYPE_DEFINES(AuraScript)
class CheckAreaTargetHandler
{
public:
CheckAreaTargetHandler(AuraCheckAreaTargetFnType pHandlerScript);
bool Call(AuraScript* auraScript, Unit * target);
private:
AuraCheckAreaTargetFnType pHandlerScript;
};
class EffectBase : public _SpellScript::EffectAuraNameCheck, public _SpellScript::EffectHook
{
public:
@@ -438,6 +448,7 @@ class AuraScript : public _SpellScript
};
#define AURASCRIPT_FUNCTION_CAST_DEFINES(CLASSNAME) \
class CheckAreaTargetFunction : public AuraScript::CheckAreaTargetHandler { public: CheckAreaTargetFunction(AuraCheckAreaTargetFnType _pHandlerScript) : AuraScript::CheckAreaTargetHandler((AuraScript::AuraCheckAreaTargetFnType)_pHandlerScript) {} }; \
class EffectPeriodicHandlerFunction : public AuraScript::EffectPeriodicHandler { public: EffectPeriodicHandlerFunction(AuraEffectPeriodicFnType _pEffectHandlerScript, uint8 _effIndex, uint16 _effName) : AuraScript::EffectPeriodicHandler((AuraScript::AuraEffectPeriodicFnType)_pEffectHandlerScript, _effIndex, _effName) {} }; \
class EffectUpdatePeriodicHandlerFunction : public AuraScript::EffectUpdatePeriodicHandler { public: EffectUpdatePeriodicHandlerFunction(AuraEffectUpdatePeriodicFnType _pEffectHandlerScript, uint8 _effIndex, uint16 _effName) : AuraScript::EffectUpdatePeriodicHandler((AuraScript::AuraEffectUpdatePeriodicFnType)_pEffectHandlerScript, _effIndex, _effName) {} }; \
class EffectCalcAmountHandlerFunction : public AuraScript::EffectCalcAmountHandler { public: EffectCalcAmountHandlerFunction(AuraEffectCalcAmountFnType _pEffectHandlerScript, uint8 _effIndex, uint16 _effName) : AuraScript::EffectCalcAmountHandler((AuraScript::AuraEffectCalcAmountFnType)_pEffectHandlerScript, _effIndex, _effName) {} }; \
@@ -480,6 +491,11 @@ class AuraScript : public _SpellScript
// AuraScript interface
// hooks to which you can attach your functions
//
// executed when area aura checks if it can be applied on target
// example: OnEffectApply += AuraEffectApplyFn(class::function);
// where function is: bool function (Unit * target);
HookList<CheckAreaTargetHandler> DoCheckAreaTarget;
#define AuraCheckAreaTargetFn(F) CheckAreaTargetFunction(&F)
// executed when aura effect is applied with specified mode to target
// should be used when when effect handler preventing/replacing is needed, do not use this hook for triggering spellcasts/removing auras etc - may be unsafe
// example: OnEffectApply += AuraEffectApplyFn(class::function, EffectIndexSpecifier, EffectAuraNameSpecifier, AuraEffectHandleModes);