axmol/extensions/scripting/lua-bindings/script/framework/transition.lua

--[[

Copyright (c) 2014-2017 Chukong Technologies Inc.

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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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THE SOFTWARE.

]]

local unpack = table.unpack
local transition = {}

local ACTION_EASING = {}
ACTION_EASING["BACKIN"]           = {cc.EaseBackIn, 1}
ACTION_EASING["BACKINOUT"]        = {cc.EaseBackInOut, 1}
ACTION_EASING["BACKOUT"]          = {cc.EaseBackOut, 1}
ACTION_EASING["BOUNCE"]           = {cc.EaseBounce, 1}
ACTION_EASING["BOUNCEIN"]         = {cc.EaseBounceIn, 1}
ACTION_EASING["BOUNCEINOUT"]      = {cc.EaseBounceInOut, 1}
ACTION_EASING["BOUNCEOUT"]        = {cc.EaseBounceOut, 1}
ACTION_EASING["ELASTIC"]          = {cc.EaseElastic, 2, 0.3}
ACTION_EASING["ELASTICIN"]        = {cc.EaseElasticIn, 2, 0.3}
ACTION_EASING["ELASTICINOUT"]     = {cc.EaseElasticInOut, 2, 0.3}
ACTION_EASING["ELASTICOUT"]       = {cc.EaseElasticOut, 2, 0.3}
ACTION_EASING["EXPONENTIALIN"]    = {cc.EaseExponentialIn, 1}
ACTION_EASING["EXPONENTIALINOUT"] = {cc.EaseExponentialInOut, 1}
ACTION_EASING["EXPONENTIALOUT"]   = {cc.EaseExponentialOut, 1}
ACTION_EASING["IN"]               = {cc.EaseIn, 2, 1}
ACTION_EASING["INOUT"]            = {cc.EaseInOut, 2, 1}
ACTION_EASING["OUT"]              = {cc.EaseOut, 2, 1}
ACTION_EASING["RATEACTION"]       = {cc.EaseRateAction, 2, 1}
ACTION_EASING["SINEIN"]           = {cc.EaseSineIn, 1}
ACTION_EASING["SINEINOUT"]        = {cc.EaseSineInOut, 1}
ACTION_EASING["SINEOUT"]          = {cc.EaseSineOut, 1}

local actionManager = cc.Director:getInstance():getActionManager()

function transition.newEasing(action, easingName, more)
    local key = string.upper(tostring(easingName))
    local easing
    if ACTION_EASING[key] then
        local cls, count, default = unpack(ACTION_EASING[key])
        if count == 2 then
            easing = cls:create(action, more or default)
        else
            easing = cls:create(action)
        end
    end
    return easing or action
end

function transition.create(action, args)
    args = checktable(args)
    if args.easing then
        if type(args.easing) == "table" then
            action = transition.newEasing(action, unpack(args.easing))
        else
            action = transition.newEasing(action, args.easing)
        end
    end

    local actions = {}
    local delay = checknumber(args.delay)
    if delay > 0 then
        actions[#actions + 1] = cc.DelayTime:create(delay)
    end
    actions[#actions + 1] = action

    local onComplete = args.onComplete
    if type(onComplete) ~= "function" then onComplete = nil end
    if onComplete then
        actions[#actions + 1] = cc.CallFunc:create(onComplete)
    end

    if args.removeSelf then
        actions[#actions + 1] = cc.RemoveSelf:create()
    end

    if #actions > 1 then
        return transition.sequence(actions)
    else
        return actions[1]
    end
end

function transition.execute(target, action, args)
    assert(not tolua.isnull(target), "transition.execute() - target is not cc.Node")
    local action = transition.create(action, args)
    target:runAction(action)
    return action
end

function transition.moveTo(target, args)
    assert(not tolua.isnull(target), "transition.moveTo() - target is not cc.Node")
    local x = args.x or target:getPositionX()
    local y = args.y or target:getPositionY()
    local action = cc.MoveTo:create(args.time, cc.p(x, y))
    return transition.execute(target, action, args)
end

function transition.moveBy(target, args)
    assert(not tolua.isnull(target), "transition.moveBy() - target is not cc.Node")
    local x = args.x or 0
    local y = args.y or 0
    local action = cc.MoveBy:create(args.time, cc.p(x, y))
    return transition.execute(target, action, args)
end

function transition.fadeIn(target, args)
    assert(not tolua.isnull(target), "transition.fadeIn() - target is not cc.Node")
    local action = cc.FadeIn:create(args.time)
    return transition.execute(target, action, args)
end

function transition.fadeOut(target, args)
    assert(not tolua.isnull(target), "transition.fadeOut() - target is not cc.Node")
    local action = cc.FadeOut:create(args.time)
    return transition.execute(target, action, args)
end

function transition.fadeTo(target, args)
    assert(not tolua.isnull(target), "transition.fadeTo() - target is not cc.Node")
    local opacity = checkint(args.opacity)
    if opacity < 0 then
        opacity = 0
    elseif opacity > 255 then
        opacity = 255
    end
    local action = cc.FadeTo:create(args.time, opacity)
    return transition.execute(target, action, args)
end

function transition.scaleTo(target, args)
    assert(not tolua.isnull(target), "transition.scaleTo() - target is not cc.Node")
    local action
    if args.scale then
        action = cc.ScaleTo:create(checknumber(args.time), checknumber(args.scale))
    elseif args.scaleX or args.scaleY then
        local scaleX, scaleY
        if args.scaleX then
            scaleX = checknumber(args.scaleX)
        else
            scaleX = target:getScaleX()
        end
        if args.scaleY then
            scaleY = checknumber(args.scaleY)
        else
            scaleY = target:getScaleY()
        end
        action = cc.ScaleTo:create(checknumber(args.time), scaleX, scaleY)
    end
    return transition.execute(target, action, args)
end

function transition.rotateTo(target, args)
    assert(not tolua.isnull(target), "transition.rotateTo() - target is not cc.Node")
    local rotation = args.rotation or target:getRotation()
    local action = cc.RotateTo:create(args.time, rotation)
    return transition.execute(target, action, args)
end

function transition.rotateBy(target, args)
    assert(not tolua.isnull(target), "transition.rotateTo() - target is not cc.Node")
    local rotation = args.rotation or 0
    local action = cc.RotateBy:create(args.time, rotation)
    return transition.execute(target, action, args)
end

function transition.sequence(actions)
    if #actions < 1 then return end
    if #actions < 2 then return actions[1] end
    return cc.Sequence:create(actions)
end

function transition.removeAction(action)
    if not tolua.isnull(action) then
        actionManager:removeAction(action)
    end
end

function transition.stopTarget(target)
    if not tolua.isnull(target) then
        actionManager:removeAllActionsFromTarget(target)
    end
end

function transition.pauseTarget(target)
    if not tolua.isnull(target) then
        actionManager:pauseTarget(target)
    end
end

function transition.resumeTarget(target)
    if not tolua.isnull(target) then
        actionManager:resumeTarget(target)
    end
end

return transition