Triggers

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///////////////////////////////////////////////////////////////////
//==============================================================
//                       LIGHTNINGS 1.5
//                          eubz
//==============================================================                                                  //
//This is a very simple spell but could be useful for maps.
//
//THANKS TO:
// Luorax, iAyanami, and Adiktuz
//==============================================================
//WHAT THIS SPELL DO:
//Creates lightnings around a target that deals damage
//to its sorrounding units which are enemies of the caster.
//Level 1 - 50 damage, 250 AoE
//Level 2 - 100 damage, 500 AoE
//Level 3 - 150 damage, 750 AoE
//==============================================================
//
//HOW TO IMPORT:
//1. copy all these codes into your map OR copy the trigger labeled Lightning.
//2. create an ability for this spell or just copy the custom ability in this map for this spell.
//
//==============================================================
///////////////////////////////////////////////////////////////////////////////////
//==============================================================
library Lightnings initializer Init
//==========================================================
//THE GLOBALS BELOW CAN BE CONFIGURED=======================
    globals
        private constant real       DAMAGE            = 50 //the damage dealt (you can set this)
        private constant real       AREA_OF_EFFECT    = 250 //how large is the lightning AoE(you can set this)
        private constant string     SFX               = "Abilities\\Spells\\Other\\Monsoon\\MonsoonBoltTarget.mdl" //the SFX model path
        private constant integer    ABIL_CODE            = 'A001' //the ability ID
        private constant attacktype A_TYPE            = ATTACK_TYPE_NORMAL
        private constant damagetype D_TYPE            = DAMAGE_TYPE_NORMAL
    endglobals
//END OF CONFIGURATIONS======================================

    constant native UnitAlive takes unit id returns boolean
    
    private constant function areaEffect takes integer level returns real
        return AREA_OF_EFFECT*level
    endfunction

    private constant function damageInflict takes integer level returns real
        return DAMAGE*level
    endfunction
    
    private constant function GetFilter takes unit caster, unit u returns boolean
        return IsUnitEnemy((u),GetOwningPlayer(caster))/* 
                */and UnitAlive(u)/* 
                */and not IsUnitType((u), UNIT_TYPE_STRUCTURE)/* 
                */and not IsUnitType((u), UNIT_TYPE_MAGIC_IMMUNE)
    endfunction
//============================================================================
    private function lightningsConditions takes nothing returns boolean
        return  GetSpellAbilityId() == ABIL_CODE
    endfunction
//===========================================================================
//from here, we'll start the real lightning spell
    globals
        private group g = bj_lastCreatedGroup
    endglobals
    
    private function lightningActions takes nothing returns nothing
        local real damage
        local real d
        local unit caster
        local unit target
        local real x
        local real y
        local unit u
        local integer level
        set caster = GetTriggerUnit()
        set target = GetSpellTargetUnit()
        set x = GetUnitX(target)
        set y = GetUnitY(target)
        set level = GetUnitAbilityLevel(caster, ABIL_CODE)
        set d = areaEffect(level)
        set damage = damageInflict(level)
    
        call GroupEnumUnitsInRange(g, x, y, d, null)

        loop
            set u = FirstOfGroup(g)
            exitwhen u == null
            if GetFilter(caster, u) then
                call UnitDamageTarget(caster,u,damage,true,false,A_TYPE,D_TYPE,null)
            endif
                call GroupRemoveUnit(g, u)
        endloop
                set caster = null
                set target = null

        if d > 0  then
            loop
                set d = d - 10
            exitwhen d < 0
                call DestroyEffect(AddSpecialEffect(SFX,x+d*Cos(d+50*bj_DEGTORAD),y+d*Sin(d+50*bj_DEGTORAD)))
            endloop
        endif
        
    endfunction

    private function Init takes nothing returns nothing
        local trigger L
        set L = CreateTrigger( )
        call TriggerRegisterAnyUnitEventBJ( L, EVENT_PLAYER_UNIT_SPELL_EFFECT )
        call TriggerAddCondition( L, Condition( function lightningsConditions ) )
        call TriggerAddAction( L, function lightningActions )
    endfunction
endlibrary
//====================================================================
//Code by eubz//

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///////////////////////////////////////////////////
//This is just to recreate creeps when killed...//
/////////////////////////////////////////////////
library CreateCreeps initializer GetCreeps
    globals
        private real time
        private unit creep
        private location creeploc
    endglobals
private function Trig_this_map_Actions takes nothing returns nothing
    set time = 6.00
    set creep = GetTriggerUnit()
    set creeploc = GetUnitLoc(creep)
    call TriggerSleepAction(time)
    call CreateNUnitsAtLoc(1, GetUnitTypeId(creep),GetOwningPlayer(creep),creeploc, GetUnitFacing(creep))
endfunction
private function GetCreeps takes nothing returns nothing
    local trigger trig
    set trig = CreateTrigger(  )
    call TriggerRegisterPlayerUnitEventSimple( trig, Player(PLAYER_NEUTRAL_AGGRESSIVE), EVENT_PLAYER_UNIT_DEATH )
    call TriggerAddAction( trig, function Trig_this_map_Actions )
endfunction
endlibrary
//====================================================================================================================