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--作者： 王圣
--日期： 2020-12-29
--文件： DynamicProcessSlider.lua
--模块： DynamicProcessSlider
--描述： 动态进度条组件
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local DynamicProcessSlider = {
    Trans = nil,                        -- Transform
    Bg = nil,
    Spr = nil,
    Slider = nil,

    HeadValue = 0,
    Space = 0,
    BgAndSprDis = 0,
    SpaceCount = 0,
    Derection = DynamicProcessDir.Width,
    DataList = List:New()
}

--headValue : 进度条头部长（宽） 有些进度条头部并不是等比划分
--space : 进度条等比间隔
--bgAndSprDis Bg和Spr之间的间隔
function DynamicProcessSlider:New(trans, headValue, space, bgAndSprDis, derection)
    local _m = Utils.DeepCopy(self)
    _m.Trans = trans
    _m.HeadValue = headValue
    _m.Space = space
    _m.BgAndSprDis = bgAndSprDis
    _m.Derection = derection
    if headValue == 0 or headValue == nil then
        self.HeadValue = space
    end
    _m:FindAllComponents()
    return _m
end

 --查找组件
function DynamicProcessSlider:FindAllComponents()
    local _myTrans = self.Trans
    self.Bg = UIUtils.FindSpr(_myTrans,"Bg")
    self.Spr = UIUtils.FindSpr(_myTrans, "Spr")
    self.Slider = UIUtils.FindSlider(_myTrans, "Spr")
end

function DynamicProcessSlider:Init(spaceCount)
    
    --设置Bg 和 Spr 的长（宽）
    
    
end

function DynamicProcessSlider:GetSprWidthOrHeight()
    local _value = self.HeadValue + (self.SpaceCount - 1) * self.Space + self.BgAndSprDis
    _value = _value - 2 * self.BgAndSprDis
    return _value
end

function DynamicProcessSlider:GetBgWidthOrHeight()
    local _value = self.HeadValue + (self.SpaceCount - 1) * self.Space + self.BgAndSprDis
    return _value
end

--刷新进度
function DynamicProcessSlider:Refreash(point, dataList, spaceCount)
    if #self.DataList then
        if dataList ~= nil then
            for i = 1, #dataList do
                self.DataList:Add(dataList[i])
            end
        end
    end

    if self.SpaceCount == 0 then
        self.SpaceCount = spaceCount
        if self.Derection == DynamicProcessDir.Width then
            self.Bg.width = math.floor( self:GetBgWidthOrHeight() )
            self.Spr.width = math.floor( self:GetSprWidthOrHeight() )
        else
            self.Bg.height = math.floor( self:GetBgWidthOrHeight() )
            self.Spr.height = math.floor( self:GetSprWidthOrHeight() )
        end
    end

    local _isFind = false
    local _curData = nil
    local _frontData = nil
    for i = 1, #self.DataList do
        local _data = self.DataList[i]
        if _data ~= nil then
            if _data.Point >= point and not _isFind then
                _curData = _data
                _isFind = true
                break
            else
                _frontData = _data
            end
        end
    end
    if not _isFind then
        --进度已经满了  
        self.Slider.value = 1
    else
        local _frontPoint = 0
        local _frontIndex = 1
        if _frontData ~= nil then
            _frontPoint = _frontData.Point
            _frontIndex = _frontData.Index
        end
        local _value1 = (point - _frontPoint) / (_curData.Point - _frontPoint) --point / _curData.Point
        local _frontWidth = (self.HeadValue + self.Space * (_frontIndex - 1) - self.BgAndSprDis)
        local _width = 0
        if _frontPoint == 0 then
            _width = _value1 * self.HeadValue
        else
            _width = _value1 * self.Space + _frontWidth
        end
        --local _value2 = (self.HeadValue + self.Space * (_curData.Index - 1) - self.BgAndSprDis) / self:GetSprWidthOrHeight()
        self.Slider.value = _width / self:GetSprWidthOrHeight()--_value1 * _value2
    end
end

return DynamicProcessSlider