ROC / VWAP / ATR / RSI / MACD Combo

//version=5
indicator("ROC / VWAP / ATR / RSI / MACD Combo", overlay=true)

// === INPUTS ===
showROC = input.bool(true, "Show ROC")
rocLength = input.int(14, "ROC Length")

showVWAP = input.bool(true, "Show VWAP")

showATR = input.bool(true, "Show ATR")
atrLength = input.int(14, "ATR Length")

showRSI = input.bool(true, "Show RSI")
rsiLength = input.int(14, "RSI Length")

showMACD = input.bool(true, "Show MACD")
fastLen = input.int(12, "MACD Fast Length")
slowLen = input.int(26, "MACD Slow Length")
sigLen = input.int(9, "MACD Signal Length")

// === CALCULATIONS ===

// ROC
roc = ta.roc(close, rocLength)

// VWAP
vwap = ta.vwap

// ATR
atr = ta.atr(atrLength)

// RSI
rsi = ta.rsi(close, rsiLength)

// MACD
macdLine = ta.ema(close, fastLen) - ta.ema(close, slowLen)
signal = ta.ema(macdLine, sigLen)
hist = macdLine - signal

// === PLOTTING ===

// ROC (separate scale)
plot(showROC ? roc : na, title="ROC", color=color.aqua, display=display.none)

// VWAP (on chart)
plot(showVWAP ? vwap : na, title="VWAP", color=color.orange, linewidth=2)

// ATR (separate scale)
plot(showATR ? atr : na, title="ATR", color=color.red, display=display.none)

// RSI (separate scale, 0-100)
plot(showRSI ? rsi : na, title="RSI", color=color.blue, display=display.none)
hline(70, "RSI Overbought", color=color.gray, linestyle=hline.style_dotted)
hline(30, "RSI Oversold", color=color.gray, linestyle=hline.style_dotted)

// MACD (separate scale)
plot(showMACD ? macdLine : na, title="MACD Line", color=color.green, display=display.none)
plot(showMACD ? signal : na, title="Signal Line", color=color.red, display=display.none)
plot(showMACD ? hist : na, title="MACD Histogram", style=plot.style_columns, color=hist>=0 ? color.new(color.green,50) : color.new(color.red,50), display=display.none)