271 lines
15 KiB
Plaintext
271 lines
15 KiB
Plaintext
// This Pine Script™ code is subject to the terms of the Mozilla Public License 2.0 at https://mozilla.org/MPL/2.0/
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// © ChartPrime
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//@version=6
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indicator('Support and Resistance alert', shorttitle = 'SRBR alert ', overlay = true, max_boxes_count = 50)
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// ---------------------------------------------------------------------------------------------------------------------}
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// 𝙐𝙎𝙀𝙍 𝙄𝙉𝙋𝙐𝙏𝙎
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// ---------------------------------------------------------------------------------------------------------------------{
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int lookbackPeriod = input.int(20, 'Lookback Period', minval = 1, group = 'Settings')
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int vol_len = input.int(2, 'Delta Volume Filter Length', tooltip = 'Higher input, will filter low volume boxes', group = 'Settings')
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float box_withd = input.float(1, 'Adjust Box Width', maxval = 1000, minval = 0, step = 0.1)
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// ---------------------------------------------------------------------------------------------------------------------}
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// 𝙄𝙉𝘿𝙄𝘾𝘼𝙏𝙊𝙍 𝘾𝘼𝙇𝘾𝙐𝙇𝘼𝙏𝙄𝙊𝙉𝙎
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// ---------------------------------------------------------------------------------------------------------------------{
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// ═════════ 价格状态判断函数 ════════
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get_price_status(price_val, support_val, resistance_val) =>
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if na(price_val) or na(support_val) or na(resistance_val)
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"N/A"
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else if price_val > resistance_val
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"看多"
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else if price_val < support_val
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"看空"
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else
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"震荡"
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// Delta Volume Function
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upAndDownVolume() =>
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posVol = 0.0
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negVol = 0.0
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var isBuyVolume = true
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switch
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close > open =>
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isBuyVolume := true
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isBuyVolume
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close < open =>
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isBuyVolume := false
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isBuyVolume
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if isBuyVolume
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posVol := posVol + volume
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posVol
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else
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negVol := negVol - volume
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negVol
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posVol + negVol
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// Function to identify support and resistance boxes
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calcSupportResistance(src, lookbackPeriod) =>
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// Volume
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Vol = upAndDownVolume()
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vol_hi = ta.highest(Vol / 2.5, vol_len)
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vol_lo = ta.lowest(Vol / 2.5, vol_len)
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var float supportLevel = na
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var float supportLevel_1 = na
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var float resistanceLevel = na
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var float resistanceLevel_1 = na
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var box sup = na
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var box res = na
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var color res_color = na
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var color sup_color = na
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var float multi = na
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var bool brekout_res = false
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var bool brekout_sup = false
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var bool res_holds = false
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var bool sup_holds = false
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// Find pivot points
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pivotHigh = ta.pivothigh(src, lookbackPeriod, lookbackPeriod)
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pivotLow = ta.pivotlow(src, lookbackPeriod, lookbackPeriod)
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// Box width
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atr = ta.atr(200)
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withd = atr * box_withd
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// Volume range for color gradient
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vol_highest = ta.highest(Vol, 25)
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vol_lowest = ta.lowest(Vol, 25)
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// Find support levels with Positive Volume
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if not na(pivotLow) and Vol > vol_hi
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supportLevel := pivotLow
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supportLevel_1 := supportLevel - withd
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topLeft = chart.point.from_index(bar_index - lookbackPeriod, supportLevel)
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bottomRight = chart.point.from_index(bar_index, supportLevel_1)
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sup_color := color.from_gradient(Vol, 0, vol_highest, color(na), color.new(color.green, 30))
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sup := box.new(top_left = topLeft, bottom_right = bottomRight, border_color = color.green, border_width = 1, bgcolor = sup_color, text = 'Vol: ' + str.tostring(math.round(Vol, 2)), text_color = chart.fg_color, text_size = size.small)
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sup
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// Find resistance levels with Negative Volume
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if not na(pivotHigh) and Vol < vol_lo
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resistanceLevel := pivotHigh
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resistanceLevel_1 := resistanceLevel + withd
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topLeft = chart.point.from_index(bar_index - lookbackPeriod, resistanceLevel)
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bottomRight = chart.point.from_index(bar_index, resistanceLevel_1)
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res_color := color.from_gradient(Vol, vol_lowest, 0, color.new(color.red, 30), color(na))
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res := box.new(top_left = topLeft, bottom_right = bottomRight, border_color = color.red, border_width = 1, bgcolor = res_color, text = 'Vol: ' + str.tostring(math.round(Vol, 2)), text_color = chart.fg_color, text_size = size.small)
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res
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// Adaptive Box Len
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sup.set_right(bar_index + 1)
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res.set_right(bar_index + 1)
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// Break of support or resistance conditions
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brekout_res := ta.crossover(low, resistanceLevel_1)
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res_holds := ta.crossunder(high, resistanceLevel)
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sup_holds := ta.crossover(low, supportLevel)
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brekout_sup := ta.crossunder(high, supportLevel_1)
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// Change Color of Support to red if it was break, change color of resistance to green if it was break
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if brekout_sup
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sup.set_bgcolor(color.new(color.red, 80))
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sup.set_border_color(color.red)
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sup.set_border_style(line.style_dashed)
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if sup_holds
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sup.set_bgcolor(sup_color)
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sup.set_border_color(color.green)
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sup.set_border_style(line.style_solid)
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if brekout_res
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res.set_bgcolor(color.new(color.green, 80))
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res.set_border_color(color.new(color.green, 0))
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res.set_border_style(line.style_dashed)
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if res_holds
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res.set_bgcolor(res_color)
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res.set_border_color(color.new(color.red, 0))
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res.set_border_style(line.style_solid)
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[supportLevel, resistanceLevel, brekout_res, res_holds, sup_holds, brekout_sup]
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// Calculate support and resistance levels and their breakouts
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[supportLevel, resistanceLevel, brekout_res, res_holds, sup_holds, brekout_sup] = calcSupportResistance(close, lookbackPeriod)
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// Check if Resistance become Support or Support Become Resistance
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var bool res_is_sup = false
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var bool sup_is_res = false
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switch
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brekout_res =>
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res_is_sup := true
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res_is_sup
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res_holds =>
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res_is_sup := false
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res_is_sup
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switch
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brekout_sup =>
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sup_is_res := true
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sup_is_res
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sup_holds =>
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sup_is_res := false
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sup_is_res
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// ---------------------------------------------------------------------------------------------------------------------}
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// 𝙑𝙄𝙎𝙐𝘼𝙇𝙄𝙕𝘼𝙏𝙄𝙊𝙉
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// ---------------------------------------------------------------------------------------------------------------------{
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// Plot Res and Sup breakouts and holds
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plotchar(res_holds, 'Resistance Holds', '◆', color = #e92929, size = size.tiny, location = location.abovebar, offset = -1)
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plotchar(sup_holds, 'Support Holds', '◆', color = #20ca26, size = size.tiny, location = location.belowbar, offset = -1)
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plotchar(brekout_res and res_is_sup[1], 'Resistance as Support Holds', '◆', color = #20ca26, size = size.tiny, location = location.belowbar, offset = -1)
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plotchar(brekout_sup and sup_is_res[1], 'Support as Resistance Holds', '◆', color = #e92929, size = size.tiny, location = location.abovebar, offset = -1)
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// Break Out Labels
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if brekout_sup and not sup_is_res[1]
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label.new(bar_index[1], supportLevel[1], text = 'Break Sup', style = label.style_label_down, color = #7e1e1e, textcolor = chart.fg_color, size = size.small)
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if brekout_res and not res_is_sup[1]
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label.new(bar_index[1], resistanceLevel[1], text = 'Break Res', style = label.style_label_up, color = #2b6d2d, textcolor = chart.fg_color, size = size.small)
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// 警报标记 - 醒目的视觉提示
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// 支撑位保持警报标记
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if sup_holds
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label.new(bar_index, low, text = '🔔SUP', style = label.style_label_down, color = color.new(color.lime, 0), textcolor = color.black, size = size.large, tooltip = '支撑位保持警报')
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// 阻力位保持警报标记
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if res_holds
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label.new(bar_index, high, text = '🔔RES', style = label.style_label_up, color = color.new(color.red, 0), textcolor = color.white, size = size.large, tooltip = '阻力位保持警报')
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// 支撑位突破警报标记
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if brekout_sup
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label.new(bar_index[1], supportLevel[1], text = '🚨SUP⬇', style = label.style_label_down, color = color.new(color.orange, 0), textcolor = color.black, size = size.large, tooltip = '支撑位突破警报')
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// 阻力位突破警报标记
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if brekout_res
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label.new(bar_index[1], resistanceLevel[1], text = '🚨RES⬆', style = label.style_label_up, color = color.new(color.aqua, 0), textcolor = color.black, size = size.large, tooltip = '阻力位突破警报')
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// 阻力转支撑警报标记
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if brekout_res and res_is_sup[1]
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label.new(bar_index[1], resistanceLevel[1], text = '⭐R→S', style = label.style_label_down, color = color.new(color.purple, 0), textcolor = color.white, size = size.large, tooltip = '阻力转支撑保持警报')
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// 支撑转阻力警报标记
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if brekout_sup and sup_is_res[1]
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label.new(bar_index[1], supportLevel[1], text = '⭐S→R', style = label.style_label_up, color = color.new(color.maroon, 0), textcolor = color.white, size = size.large, tooltip = '支撑转阻力保持警报')
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// ═════════ 当前时间周期价格状态判断 ════════
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current_price_status = get_price_status(close, supportLevel, resistanceLevel)
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is_bullish = current_price_status == "看多"
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is_bearish = current_price_status == "看空"
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is_ranging = current_price_status == "震荡"
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// 绘制支撑位和阻力位用于警报模板变量
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plot(supportLevel, title = "supportLevel", color = color.new(color.blue, 0), display = display.none)
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plot(resistanceLevel, title = "resistanceLevel", color = color.new(color.red, 0), display = display.none)
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// 全局作用域的plotshape - 警报形状标记
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plotshape(sup_holds, title = '支撑保持警报', style = shape.triangleup, location = location.belowbar, color = color.new(color.lime, 0), size = size.large)
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plotshape(res_holds, title = '阻力保持警报', style = shape.triangledown, location = location.abovebar, color = color.new(color.red, 0), size = size.large)
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plotshape(brekout_sup, title = '支撑突破警报', style = shape.xcross, location = location.belowbar, color = color.new(color.orange, 0), size = size.large)
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plotshape(brekout_res, title = '阻力突破警报', style = shape.xcross, location = location.abovebar, color = color.new(color.aqua, 0), size = size.large)
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plotshape(brekout_res and res_is_sup[1], title = '阻力转支撑警报', style = shape.diamond, location = location.belowbar, color = color.new(color.purple, 0), size = size.large)
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plotshape(brekout_sup and sup_is_res[1], title = '支撑转阻力警报', style = shape.diamond, location = location.abovebar, color = color.new(color.maroon, 0), size = size.large)
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// ◆
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// ---------------------------------------------------------------------------------------------------------------------}
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// 𝘼𝙇𝙀𝙍𝙏 𝘾𝙊𝙉𝘿𝙄𝙏𝙄𝙊𝙉𝙎
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// ---------------------------------------------------------------------------------------------------------------------{
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// 支撑位保持警报
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alertcondition(sup_holds, title = '支撑位保持', message = '{"指标名称":"SRBR","交易对":"{{ticker}}","周期":"{{interval}}","支撑位":"{{plot("supportLevel")}}","阻力位":"{{plot("resistanceLevel")}}","开盘价":"{{open}}","收盘价":"{{close}}","最高价":"{{high}}","最低价":"{{low}}","触发时间":"{{timenow}}","时间":"{{time}}","事件":"支撑位保持","位置":"支撑位","信号":"support_holds"}')
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// 阻力位保持警报
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alertcondition(res_holds, title = '阻力位保持', message = '{"指标名称":"SRBR","交易对":"{{ticker}}","周期":"{{interval}}","支撑位":"{{plot("supportLevel")}}","阻力位":"{{plot("resistanceLevel")}}","开盘价":"{{open}}","收盘价":"{{close}}","最高价":"{{high}}","最低价":"{{low}}","触发时间":"{{timenow}}","时间":"{{time}}","事件":"阻力位保持","位置":"阻力位","信号":"resistance_holds"}')
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// 支撑位突破警报
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alertcondition(brekout_sup, title = '支撑位突破', message = '{"指标名称":"SRBR","交易对":"{{ticker}}","周期":"{{interval}}","支撑位":"{{plot("supportLevel")}}","阻力位":"{{plot("resistanceLevel")}}","开盘价":"{{open}}","收盘价":"{{close}}","最高价":"{{high}}","最低价":"{{low}}","触发时间":"{{timenow}}","时间":"{{time}}","事件":"支撑位突破","位置":"支撑位下方","信号":"support_breakout"}')
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// 阻力位突破警报
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alertcondition(brekout_res, title = '阻力位突破', message = '{"指标名称":"SRBR","交易对":"{{ticker}}","周期":"{{interval}}","支撑位":"{{plot("supportLevel")}}","阻力位":"{{plot("resistanceLevel")}}","开盘价":"{{open}}","收盘价":"{{close}}","最高价":"{{high}}","最低价":"{{low}}","触发时间":"{{timenow}}","时间":"{{time}}","事件":"阻力位突破","位置":"阻力位上方","信号":"resistance_breakout"}')
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// 阻力转支撑警报
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alertcondition(brekout_res and res_is_sup[1], title = '阻力转支撑保持', message = '{"指标名称":"SRBR","交易对":"{{ticker}}","周期":"{{interval}}","支撑位":"{{plot("supportLevel")}}","阻力位":"{{plot("resistanceLevel")}}","开盘价":"{{open}}","收盘价":"{{close}}","最高价":"{{high}}","最低价":"{{low}}","触发时间":"{{timenow}}","时间":"{{time}}","事件":"阻力转支撑保持","位置":"前阻力位","信号":"resistance_as_support"}')
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// 支撑转阻力警报
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alertcondition(brekout_sup and sup_is_res[1], title = '支撑转阻力保持', message = '{"指标名称":"SRBR","交易对":"{{ticker}}","周期":"{{interval}}","支撑位":"{{plot("supportLevel")}}","阻力位":"{{plot("resistanceLevel")}}","开盘价":"{{open}}","收盘价":"{{close}}","最高价":"{{high}}","最低价":"{{low}}","触发时间":"{{timenow}}","时间":"{{time}}","事件":"支撑转阻力保持","位置":"前支撑位","信号":"support_as_resistance"}')
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// 价格状态警报 - 震荡
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alertcondition(is_ranging, title = '价格处于震荡', message = '{"指标名称":"SRBR","交易对":"{{ticker}}","周期":"{{interval}}","支撑位":"{{plot("supportLevel")}}","阻力位":"{{plot("resistanceLevel")}}","开盘价":"{{open}}","收盘价":"{{close}}","最高价":"{{high}}","最低价":"{{low}}","触发时间":"{{timenow}}","时间":"{{time}}","事件":"价格处于震荡","位置":"支撑阻力区间内","信号":"price_ranging"}')
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// 价格状态警报 - 做多
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alertcondition(is_bullish, title = '价格处于做多', message = '{"指标名称":"SRBR","交易对":"{{ticker}}","周期":"{{interval}}","支撑位":"{{plot("supportLevel")}}","阻力位":"{{plot("resistanceLevel")}}","开盘价":"{{open}}","收盘价":"{{close}}","最高价":"{{high}}","最低价":"{{low}}","触发时间":"{{timenow}}","时间":"{{time}}","事件":"价格处于做多","位置":"阻力位上方","信号":"price_bullish"}')
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// 价格状态警报 - 做空
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alertcondition(is_bearish, title = '价格处于做空', message = '{"指标名称":"SRBR","交易对":"{{ticker}}","周期":"{{interval}}","支撑位":"{{plot("supportLevel")}}","阻力位":"{{plot("resistanceLevel")}}","开盘价":"{{open}}","收盘价":"{{close}}","最高价":"{{high}}","最低价":"{{low}}","触发时间":"{{timenow}}","时间":"{{time}}","事件":"价格处于做空","位置":"支撑位下方","信号":"price_bearish"}')
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// ---------------------------------------------------------------------------------------------------------------------}
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