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Core/SpellScripts: Add BeforeCast, OnCast and AfterCast hooks to SpellScripts.

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This commit is contained in:
QAston
2011-12-31 13:10:13 +01:00
parent b65722a859
commit afc18461d7
6 changed files with 138 additions and 13 deletions
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42
src/server/game/Spells/SpellScript.h
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@@ -64,6 +64,7 @@ class _SpellScript
virtual void _Register();
virtual void _Unload();
virtual void _Init(std::string const* scriptname, uint32 spellId);
std::string const* _GetScriptName() const;
protected:
class EffectHook
@@ -131,6 +132,9 @@ enum SpellScriptHookType
SPELL_SCRIPT_HOOK_AFTER_HIT,
SPELL_SCRIPT_HOOK_UNIT_TARGET_SELECT,
SPELL_SCRIPT_HOOK_CHECK_CAST,
SPELL_SCRIPT_HOOK_BEFORE_CAST,
SPELL_SCRIPT_HOOK_ON_CAST,
SPELL_SCRIPT_HOOK_AFTER_CAST,
};
#define HOOK_SPELL_HIT_START SPELL_SCRIPT_HOOK_EFFECT_HIT
@@ -148,10 +152,20 @@ class SpellScript : public _SpellScript
typedef SpellCastResult(CLASSNAME::*SpellCheckCastFnType)(); \
typedef void(CLASSNAME::*SpellEffectFnType)(SpellEffIndex); \
typedef void(CLASSNAME::*SpellHitFnType)(); \
typedef void(CLASSNAME::*SpellCastFnType)(); \
typedef void(CLASSNAME::*SpellUnitTargetFnType)(std::list<Unit*>&); \
SPELLSCRIPT_FUNCTION_TYPE_DEFINES(SpellScript)
class CastHandler
{
public:
CastHandler(SpellCastFnType _pCastHandlerScript);
void Call(SpellScript* spellScript);
private:
SpellCastFnType pCastHandlerScript;
};
class CheckCastHandler
{
public:
@@ -194,6 +208,7 @@ class SpellScript : public _SpellScript
};
#define SPELLSCRIPT_FUNCTION_CAST_DEFINES(CLASSNAME) \
class CastHandlerFunction : public SpellScript::CastHandler { public: CastHandlerFunction(SpellCastFnType _pCastHandlerScript) : SpellScript::CastHandler((SpellScript::SpellCastFnType)_pCastHandlerScript) {} }; \
class CheckCastHandlerFunction : public SpellScript::CheckCastHandler { public: CheckCastHandlerFunction(SpellCheckCastFnType _checkCastHandlerScript) : SpellScript::CheckCastHandler((SpellScript::SpellCheckCastFnType)_checkCastHandlerScript) {} }; \
class EffectHandlerFunction : public SpellScript::EffectHandler { public: EffectHandlerFunction(SpellEffectFnType _pEffectHandlerScript, uint8 _effIndex, uint16 _effName) : SpellScript::EffectHandler((SpellScript::SpellEffectFnType)_pEffectHandlerScript, _effIndex, _effName) {} }; \
class HitHandlerFunction : public SpellScript::HitHandler { public: HitHandlerFunction(SpellHitFnType _pHitHandlerScript) : SpellScript::HitHandler((SpellScript::SpellHitFnType)_pHitHandlerScript) {} }; \
@@ -221,6 +236,13 @@ class SpellScript : public _SpellScript
// SpellScript interface
// hooks to which you can attach your functions
//
// example: BeforeCast += SpellCastFn(class::function);
HookList<CastHandler> BeforeCast;
// example: OnCast += SpellCastFn(class::function);
HookList<CastHandler> OnCast;
// example: AfterCast += SpellCastFn(class::function);
HookList<CastHandler> AfterCast;
#define SpellCastFn(F) CastHandlerFunction(&F)
// example: OnCheckCast += SpellCheckCastFn();
// where function is SpellCastResult function()
@@ -250,14 +272,18 @@ class SpellScript : public _SpellScript
#define SpellUnitTargetFn(F, I, N) UnitTargetHandlerFunction(&F, I, N)
// hooks are executed in following order, at specified event of spell:
// 1. OnUnitTargetSelect - executed just before adding selected targets to final target list
// 2. OnEffectLaunch - executed just before specified effect handler call - when spell missile is launched
// 3. OnEffectLaunchTarget - executed just before specified effect handler call - when spell missile is launched - called for each target from spell target map
// 4. OnEffectHit - executed just before specified effect handler call - when spell missile hits dest
// 5. BeforeHit - executed just before spell hits a target - called for each target from spell target map
// 6. OnEffectHitTarget - executed just before specified effect handler call - called for each target from spell target map
// 7. OnHit - executed just before spell deals damage and procs auras - when spell hits target - called for each target from spell target map
// 8. AfterHit - executed just after spell finishes all it's jobs for target - called for each target from spell target map
// 1. BeforeCast - executed when spell preparation is finished (when cast bar becomes full) before cast is handled
// 2. OnCheckCast - allows to override result of CheckCast function
// 3. OnUnitTargetSelect - executed just before adding selected targets to final target list
// 4. OnCast - executed just before spell is launched (creates missile) or executed
// 5. AfterCast - executed after spell missile is launched and immediate spell actions are done
// 6. OnEffectLaunch - executed just before specified effect handler call - when spell missile is launched
// 7. OnEffectLaunchTarget - executed just before specified effect handler call - when spell missile is launched - called for each target from spell target map
// 8. OnEffectHit - executed just before specified effect handler call - when spell missile hits dest
// 9. BeforeHit - executed just before spell hits a target - called for each target from spell target map
// 10. OnEffectHitTarget - executed just before specified effect handler call - called for each target from spell target map
// 11. OnHit - executed just before spell deals damage and procs auras - when spell hits target - called for each target from spell target map
// 12. AfterHit - executed just after spell finishes all it's jobs for target - called for each target from spell target map
//
// methods allowing interaction with Spell object