39 lines
1.4 KiB
Plaintext
39 lines
1.4 KiB
Plaintext
//@version=6
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indicator("EMA26-EMA52 差值线", shorttitle="EMA26_52_DIFF", overlay=false, max_labels_count=500)
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// 参数
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src = input.source(close, "价格源")
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lenFast = input.int(26, "快线 EMA 长度", minval=1)
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lenSlow = input.int(52, "慢线 EMA 长度", minval=1)
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showCrossMarks = input.bool(true, "标记均线交叉（✕）")
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// 计算 EMA 与差值
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emaFast = ta.ema(src, lenFast)
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emaSlow = ta.ema(src, lenSlow)
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diff = emaFast - emaSlow
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// 交叉信号（快线上穿/下穿慢线）
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crossUp = ta.crossover(emaFast, emaSlow)
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crossDn = ta.crossunder(emaFast, emaSlow)
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// 在差值线上标记交叉点（在本窗格显示）
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if showCrossMarks and crossUp
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label.new(bar_index, diff, "✕", xloc=xloc.bar_index, yloc=yloc.price, style=label.style_label_center, color=color.new(color.black, 100), textcolor=color.lime, size=size.small)
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if showCrossMarks and crossDn
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label.new(bar_index, diff, "✕", xloc=xloc.bar_index, yloc=yloc.price, style=label.style_label_center, color=color.new(color.black, 100), textcolor=color.red, size=size.small)
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// 零轴
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plot(
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0,
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title = "零轴",
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color = color.new(color.gray, 70),
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linewidth = 1
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)
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// 差值线（类似 MACD 的 DIF 线）
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plot(
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diff,
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title = "EMA26 - EMA52 差值",
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color = diff >= 0 ? color.new(color.teal, 0) : color.new(color.red, 0),
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linewidth = 2
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) |