37 lines
2.0 KiB
Plaintext
37 lines
2.0 KiB
Plaintext
//@version=6
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indicator("多周期 EMA", shorttitle="EMA", overlay=true)
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// 参数
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src = input.source(close, "价格源")
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showEma26 = input.bool(true, "显示 EMA26？")
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showEma52 = input.bool(true, "显示 EMA52？")
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showEma104 = input.bool(false, "显示 EMA104？")
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showEma156 = input.bool(false, "显示 EMA156？")
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showEma204 = input.bool(false, "显示 EMA204？")
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showDiff = input.bool(false, "显示 EMA26-EMA52 差值线？")
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showCrossMarks = input.bool(false, "标记均线交叉（✕）")
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// 主图 EMA
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ema26 = ta.ema(src, 26)
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ema52 = ta.ema(src, 52)
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ema104 = ta.ema(src, 104)
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ema156 = ta.ema(src, 156)
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ema204 = ta.ema(src, 204)
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diff = ema26 - ema52
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plot(ema26, title="EMA 26", color=color.new(color.teal, 0), linewidth=2, display=showEma26 ? display.all : display.none)
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plot(ema52, title="EMA 52", color=color.new(color.orange, 0), linewidth=2, display=showEma52 ? display.all : display.none)
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plot(ema104, title="EMA 104", color=color.new(color.blue, 0), linewidth=2, display=showEma104 ? display.all : display.none)
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plot(ema156, title="EMA 156", color=color.new(color.fuchsia, 0), linewidth=2, display=showEma156 ? display.all : display.none)
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plot(ema204, title="EMA 204", color=color.new(color.green, 0), linewidth=2, display=showEma204 ? display.all : display.none)
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// 交叉信号（快线上穿/下穿慢线）
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crossUp = ta.crossover(ema26, ema52)
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crossDn = ta.crossunder(ema26, ema52)
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// 交叉点价格（取两条 EMA 的中点，视觉上就是交叉位置）
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crossPrice = (ema26 + ema52) / 2.0
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// 用 plotshape 标记交叉点（直接画在两条 EMA 的交叉处）
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plotshape(showCrossMarks and crossUp ? crossPrice : na, title="EMA26 上穿 EMA52", style=shape.xcross, location=location.absolute, color=color.lime, size=size.small, text="", textcolor=color.lime)
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plotshape(showCrossMarks and crossDn ? crossPrice : na, title="EMA26 下穿 EMA52", style=shape.xcross, location=location.absolute, color=color.red, size=size.small, text="", textcolor=color.red)
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