雪球大战：一团结实了再扔

fx-snowball

local SnowBall = {}
local KEY = { MAX_SIZE = 4 }

local held, flying = 0, nil

function SB.Roll()
    if flying then return end
    if held >= KEY.MAX_SIZE then
        SL:ShowSystemTips("已经捏到最大了")
        return
    end
    held = held + 1
    SL:SetValue("ballSize", held)
    SL:PlaySfx("roll", held)
end

function SB.Throw(self_, target)
    if held == 0 then
        SL:ShowSystemTips("先捏一个雪球!")
        return
    end
    SL:PlayActorAct(self_, "attack")
    local size = held
    held = 0
    SL:SetValue("ballSize", 0)
    SL:PlayFlyFx("snowball", SL:GetValue("actorX", self_) + 22,
                 SL:GetValue("actorY", self_) - 60,
                 SL:GetValue("actorX", target),
                 SL:GetValue("actorY", target) - 66,
                 560, { size = size }, function()
        local dmg = 4 + size * 6
        SL:DeductHp(target, dmg)
        SL:ShowHitNum(target, dmg, size >= 3 and "snow_big" or "snow_small")
        SL:PlayBurst(SL:GetValue("actorX", target),
                     SL:GetValue("actorY", target) - 66,
                     "snow_splash", 10 + size * 4)
        if size >= 3 then
            SL:PlayActorAct(target, "stuck")     -- 大球才有硬直
            SL:ShowTipAbove(target, "糊脸!")
        end
    end)
end

return SnowBall