Buongiorno,
chiedo cortese traduzione di questo indicatore, che trovo interessante in quanto evoluzione del noto donchian channel.
Grazie
https://www.tradingview.com/script/eUTSLFqz-Expanded-Cloud-LuxAlgo/
// This work is licensed under a Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) https://creativecommons.org/licenses/by-nc-sa/4.0/
// © LuxAlgo
//@version=6
indicator(‘Expanded Cloud [LuxAlgo]’, ‘LuxAlgo – Expanded Cloud’, overlay = true)
//———————————————————————————————————————}
//CONSTANTS & STRINGS & INPUTS
//———————————————————————————————————————{
GREEN = #089981
RED = #F23645
TOP_RIGHT = ‘Top Right’
BOTTOM_RIGHT = ‘Bottom Right’
BOTTOM_LEFT = ‘Bottom Left’
TINY = ‘Tiny’
SMALL = ‘Small’
NORMAL = ‘Normal’
LARGE = ‘Large’
HUGE = ‘Huge’
DASHBOARD_GROUP = ‘DASHBOARD’
lengthInput = input.int( 20, ‘Length’, minval = 1)
reactivityInput = input.float( 50, ‘Expansion %’, minval = 0, maxval = 100) / 100
sourceInput = input.source( close, ‘Source’)
showStatisticsInput = input.bool( false, ‘Show Statistics’, group = DASHBOARD_GROUP)
dashboardPositionInput = input.string( TOP_RIGHT, ‘Position’, group = DASHBOARD_GROUP, options = [TOP_RIGHT,BOTTOM_RIGHT,BOTTOM_LEFT])
dashboardSizeInput = input.string( NORMAL, ‘Size’, group = DASHBOARD_GROUP, options = [TINY,SMALL,NORMAL,LARGE,HUGE])
//———————————————————————————————————————}
//DATA STRUCTURES & VARIABLES
//———————————————————————————————————————{
type stats
float pnl = 0
float profit = 0
float loss = 0
int trades = 0
int winners = 0
int losers = 0
int winnerBars = 0
int loserBars = 0
int firstTouch = 0
type trade
int bias = na
int bar = na
float price = na
bool touched = false
int firstTouch = na
var stats longs = stats.new()
var stats shorts = stats.new()
var trade currentTrade = trade.new()
var float max = sourceInput
var float min = sourceInput
var int trend = 0
var parsedDashboardPosition = switch dashboardPositionInput
TOP_RIGHT => position.top_right
BOTTOM_RIGHT => position.bottom_right
BOTTOM_LEFT => position.bottom_left
var parsedDashboardSize = switch dashboardSizeInput
TINY => size.tiny
SMALL => size.small
NORMAL => size.normal
LARGE => size.large
HUGE => size.huge
//———————————————————————————————————————}
//USER-DEFINED FUNCTIONS
//———————————————————————————————————————{
gatherStats(int bias, float top, float bottom) =>
log.info(‘gatherStats’)
bool long = bias > bias[1]
bool short = bias < bias[1]
var int BULLISH = 1
var int BEARISH = 0
var int currentBias = 0
currentBias := long ? BULLISH : short ? BEARISH : currentBias
bool newTrade = currentBias != currentBias[1]
if newTrade
float priceDelta = currentBias == BULLISH ? currentTrade.price – close : close – currentTrade.price
stats s_tats = currentBias == BULLISH ? shorts : longs
if not na(priceDelta)
s_tats.trades += 1
s_tats.pnl += priceDelta
if currentTrade.touched
s_tats.firstTouch += currentTrade.firstTouch
if priceDelta > 0
s_tats.winners += 1
s_tats.winnerBars += bar_index – currentTrade.bar
s_tats.profit += priceDelta
else
s_tats.losers += 1
s_tats.loserBars += bar_index – currentTrade.bar
s_tats.loss += priceDelta
currentTrade.bar := bar_index
currentTrade.price := close
currentTrade.touched := false
currentTrade.bias := currentBias
else if not currentTrade.touched
if (currentTrade.bias == BULLISH and low <= bottom) or (currentTrade.bias == BEARISH and high >= top)
currentTrade.touched := true
currentTrade.firstTouch := bar_index – currentTrade.bar
plotHeader(table t_able, int col, int row, string data, color textColor = #FFFFFF) => t_able.cell(col,row,data,text_color = textColor,text_size = parsedDashboardSize)
plotCell(table t_able, int col, int row, string data, color textColor = #FFFFFF, bool noBackground = true) => t_able.cell(col,row,data,text_color = noBackground ? textColor : color.new(str.tonumber(data) > 0 ? GREEN : RED,0),text_size = parsedDashboardSize, bgcolor = noBackground ? #1e222d : color.new(str.tonumber(data) > 0 ? GREEN : RED,75))
plotHeaders(table t_able) =>
plotHeader(t_able,1,0,’LONGS’)
plotHeader(t_able,2,0,’SHORTS’)
plotHeader(t_able,3,0,’TOTAL’)
plotHeader(t_able,0,1,’PNL’)
plotHeader(t_able,0,2,’GROSS PROFIT’)
plotHeader(t_able,0,3,’GROSS LOSS’)
plotHeader(t_able,0,4,’TRADES’)
plotHeader(t_able,0,5,’WINNERS’)
plotHeader(t_able,0,6,’LOSERS’)
plotHeader(t_able,0,7,’AVG. WINNER’)
plotHeader(t_able,0,8,’AVG. LOSER’)
plotHeader(t_able,0,9,’WIN RATE’)
plotHeader(t_able,0,10,’R/R’)
plotHeader(t_able,0,11,’EXPECT.’)
plotHeader(t_able,0,12,’AVG. BARS’)
plotHeader(t_able,0,13,’AVG. WIN. BARS’)
plotHeader(t_able,0,14,’AVG. LOS. BARS’)
plotHeader(t_able,0,15,’AVG. 1st TOUCH’)
plotData(table t_able, stats s_tats, int col) =>
pnl = col == 3 ? longs.pnl + shorts.pnl : s_tats.pnl
profit = col == 3 ? longs.profit + shorts.profit : s_tats.profit
loss = col == 3 ? longs.loss + shorts.loss : s_tats.loss
trades = col == 3 ? longs.trades + shorts.trades : s_tats.trades
winners = col == 3 ? longs.winners + shorts.winners : s_tats.winners
losers = col == 3 ? longs.losers + shorts.losers : s_tats.losers
avgWinner = col == 3 ? (longs.profit + shorts.profit)/(longs.winners + shorts.winners) : s_tats.profit / s_tats.winners
avgLoser = col == 3 ? (longs.loss + shorts.loss)/(longs.losers + shorts.losers) : s_tats.loss / s_tats.losers
winRate = col == 3 ? (longs.winners + shorts.winners)/(longs.trades + shorts.trades) : s_tats.winners / s_tats.trades
risk2reward = math.abs(avgWinner / avgLoser)
expectacy = (winRate * avgWinner) – (1 – winRate) * math.abs(avgLoser)
winnerBars = col == 3 ? longs.winnerBars + shorts.winnerBars : s_tats.winnerBars
loserBars = col == 3 ? longs.loserBars + shorts.loserBars : s_tats.loserBars
bars = math.round((winnerBars + loserBars)/trades)
firstTouch = (col == 3 ? longs.firstTouch + shorts.firstTouch : s_tats.firstTouch) / trades
plotCell(t_able,col,1,str.tostring(pnl,format.mintick),color.new(chart.fg_color,25),false)
plotCell(t_able,col,2,str.tostring(profit,format.mintick),color.new(chart.fg_color,25),false)
plotCell(t_able,col,3,str.tostring(loss,format.mintick),color.new(chart.fg_color,25),false)
plotCell(t_able,col,4,str.tostring(trades),color.new(chart.fg_color,25))
plotCell(t_able,col,5,str.tostring(winners),color.new(chart.fg_color,25))
plotCell(t_able,col,6,str.tostring(losers),color.new(chart.fg_color,25))
plotCell(t_able,col,7,str.tostring(avgWinner,format.mintick),color.new(chart.fg_color,25),false)
plotCell(t_able,col,8,str.tostring(avgLoser,format.mintick),color.new(chart.fg_color,25),false)
plotCell(t_able,col,9,str.tostring(100*winRate,format.percent),color.new(chart.fg_color,25))
plotCell(t_able,col,10,str.tostring(risk2reward,’0.00′),color.new(chart.fg_color,25))
plotCell(t_able,col,11,str.tostring(expectacy,’0.00′),color.new(chart.fg_color,25),false)
plotCell(t_able,col,12,str.tostring(bars),color.new(chart.fg_color,25))
plotCell(t_able,col,13,str.tostring(math.round(winnerBars/winners)),color.new(chart.fg_color,25))
plotCell(t_able,col,14,str.tostring(math.round(loserBars/losers)),color.new(chart.fg_color,25))
plotCell(t_able,col,15,str.tostring(math.round(firstTouch)),color.new(chart.fg_color,25))
statsDashboard() =>
var table t_able = table.new(parsedDashboardPosition,4,16
, bgcolor = #1e222d
, border_color = #373a46
, border_width = 1
, frame_color = #373a46
, frame_width = 1)
plotHeaders(t_able)
plotData(t_able,longs,1)
plotData(t_able,shorts,2)
plotData(t_able,na,3)
//———————————————————————————————————————}
//MUTABLE VARIABLES & EXECUTION
//———————————————————————————————————————{
// Rolling Max/Min
float upper = ta.highest(sourceInput, lengthInput)
float lower = ta.lowest(sourceInput, lengthInput)
// Expansion operation
max := math.max(sourceInput, max + nz(upper – upper[1]) – nz(math.max(lower[1] – lower, 0)) * reactivityInput)
min := math.min(sourceInput, min + nz(lower – lower[1]) + nz(math.max(upper – upper[1], 0)) * reactivityInput)
trend := min != lower and min[1] == lower[1] ? 1 : max != upper and max[1] == upper[1] ? -1 : trend
float expansionSource = trend == 1 ? upper : lower
if barstate.isconfirmed
gatherStats(trend,max,min)
if barstate.islast and showStatisticsInput
statsDashboard()
plot_max1 = plot(upper, display = display.none, editable = false)
plot_min1 = plot(lower, display = display.none, editable = false)
plot_max2 = plot(max, ‘Upper Expansion’, color = RED, display = display.none)
plot_min2 = plot(min, ‘Lower Expansion’, color = GREEN, display = display.none)
plot(expansionSource, ‘Expansion Source’,
color = trend != trend[1] ? na : trend == 1 ? color.new(GREEN, 50) : color.new(RED, 50),
style = plot.style_cross
)
plot(trend > trend[1] ? lower : trend < trend[1] ? upper : na,
‘Trend Dot’,
trend == 1 ? GREEN : RED,
2,
style = plot.style_circles,
offset = -1
)
// Area fills
fill(plot_max1, plot_max2, upper, max, color.new(RED, 70), color.new(RED, 50), title = ‘Bearish Cloud Gradient’)
fill(plot_min1, plot_min2, min, lower, color.new(GREEN, 50), color.new(GREEN, 70), title = ‘Bullish Cloud Gradient’)
//———————————————————————————————————————}
.
