private void UpdateFans(ChartTrendLine mainFan, ChartTrendLine handleLine, Dictionary <double, ChartTrendLine> fans)
{
var endBarIndex = Chart.Bars.GetBarIndex(mainFan.Time2, Chart.Symbol);
var barsDelta = handleLine.GetBarsNumber(Chart.Bars, Chart.Symbol) / 2;
var priceDelta = handleLine.GetPriceDelta() / 2;
var slope = handleLine.GetSlope();
foreach (var fan in fans)
{
var fanSettings = SideFanSettings.FirstOrDefault(iSettings => iSettings.Percent == fan.Key);
if (fanSettings == null)
{
continue;
}
var secondBarIndex = slope > 0 ? endBarIndex + barsDelta * fanSettings.Percent : endBarIndex - barsDelta * fanSettings.Percent;
var secondTime = Chart.Bars.GetOpenTime(secondBarIndex, Chart.Symbol);
var secondPrice = mainFan.Y2 + priceDelta * fanSettings.Percent;
var fanLine = fan.Value;
fanLine.Time1 = mainFan.Time1;
fanLine.Time2 = secondTime;
fanLine.Y1 = mainFan.Y1;
fanLine.Y2 = secondPrice;
}
}
public static void RefelectOnOtherLine(this ChartTrendLine line, ChartTrendLine otherLine, Bars bars, Symbol symbol)
{
var onePercentFirstBarIndex = bars.GetBarIndex(otherLine.Time1, symbol);
var zeroLineBarsDelta = line.GetBarsNumber(bars, symbol);
var zeroLinePriceDelta = line.GetPriceDelta();
var zeroLineSlope = line.GetSlope();
double secondBarIndex, secondPrice;
if (line.Time1 < line.Time2)
{
secondBarIndex = onePercentFirstBarIndex + zeroLineBarsDelta;
secondPrice = zeroLineSlope > 0 ? otherLine.Y1 + zeroLinePriceDelta : otherLine.Y1 - zeroLinePriceDelta;
}
else
{
secondBarIndex = onePercentFirstBarIndex - zeroLineBarsDelta;
secondPrice = zeroLineSlope > 0 ? otherLine.Y1 - zeroLinePriceDelta : otherLine.Y1 + zeroLinePriceDelta;
}
otherLine.Time2 = bars.GetOpenTime(secondBarIndex, symbol);
otherLine.Y2 = secondPrice;
}
private void UpdateMedianLine(ChartTrendLine medianLine, ChartTrendLine handleLine)
{
var handleLineStartBarIndex = handleLine.GetStartBarIndex(Chart.Bars, Chart.Symbol);
var handleLineBarsNumber = handleLine.GetBarsNumber(Chart.Bars, Chart.Symbol);
medianLine.Time2 = Chart.Bars.GetOpenTime(handleLineStartBarIndex + handleLineBarsNumber / 2, Chart.Symbol);
medianLine.Y2 = handleLine.GetBottomPrice() + handleLine.GetPriceDelta() / 2;
}
private void DrawOrUpdateExtendedSideLines(ChartTrendLine mainFanLine, ref ChartTrendLine horizontalLine, ref ChartTrendLine verticalLine)
{
if (mainFanLine == null)
{
return;
}
var time1 = mainFanLine.Time1;
var time2 = mainFanLine.Time2;
var y1 = mainFanLine.Y1;
var y2 = mainFanLine.Y2;
var timeDelta = mainFanLine.GetTimeDelta();
var horizontalLineTime2 = time2 > time1?time2.Add(timeDelta) : time2.Add(-timeDelta);
if (horizontalLine == null)
{
var name = GetObjectName("HorizontalExtendedLine");
horizontalLine = Chart.DrawTrendLine(name, time1, y1, horizontalLineTime2, y1, _settings.ExtendedLinesColor, _settings.ExtendedLinesThickness, _settings.ExtendedLinesStyle);
horizontalLine.IsInteractive = true;
horizontalLine.IsLocked = true;
horizontalLine.ExtendToInfinity = true;
}
else
{
horizontalLine.Time1 = time1;
horizontalLine.Time2 = horizontalLineTime2;
horizontalLine.Y1 = y1;
horizontalLine.Y2 = y1;
}
var priceDelta = mainFanLine.GetPriceDelta();
var verticalLineY2 = y2 > y1 ? y2 + priceDelta : y2 - priceDelta;
if (verticalLine == null)
{
var name = GetObjectName("VerticalExtendedLine");
verticalLine = Chart.DrawTrendLine(name, time1, y1, time1, verticalLineY2, _settings.ExtendedLinesColor, _settings.ExtendedLinesThickness, _settings.ExtendedLinesStyle);
verticalLine.IsInteractive = true;
verticalLine.IsLocked = true;
verticalLine.ExtendToInfinity = true;
}
else
{
verticalLine.Time1 = time1;
verticalLine.Time2 = time1;
verticalLine.Y1 = y1;
verticalLine.Y2 = verticalLineY2;
}
}
private void UpdateMainFan(ChartTrendLine handleLine, ChartTrendLine mainFan)
{
var handleLineBarsNumber = handleLine.GetBarsNumber(Chart.Bars, Chart.Symbol);
var mainFanLineSecondBarIndex = handleLine.GetStartBarIndex(Chart.Bars, Chart.Symbol) + handleLineBarsNumber / 2;
mainFan.Time2 = Chart.Bars.GetOpenTime(mainFanLineSecondBarIndex, Chart.Symbol);
mainFan.Y2 = handleLine.GetBottomPrice() + handleLine.GetPriceDelta() / 2;
}
private void DrawLevels(ChartTrendLine mainLine)
{
var verticalDelta = mainLine.GetPriceDelta();
var previousLevelPrice = double.NaN;
FibonacciLevel previousLevel = null;
var startTime = mainLine.GetStartTime();
var endTime = mainLine.GetEndTime();
foreach (var level in _levels)
{
var levelAmount = level.Percent == 0 ? 0 : verticalDelta * level.Percent;
var levelLineName = GetObjectName(string.Format("LevelLine_{0}", level.Percent));
var price = mainLine.Y2 > mainLine.Y1 ? mainLine.Y2 - levelAmount : mainLine.Y2 + levelAmount;
var lineColor = level.IsFilled ? level.LineColor : level.FillColor;
var levelLine = Chart.DrawTrendLine(levelLineName, startTime, price, endTime, price, lineColor, level.Thickness, level.Style);
levelLine.IsInteractive = true;
levelLine.IsLocked = true;
levelLine.ExtendToInfinity = level.ExtendToInfinity;
_levelLines[level.Percent] = levelLine;
if (previousLevel == null)
{
previousLevelPrice = price;
previousLevel = level;
continue;
}
var levelRectangleName = GetObjectName(string.Format("LevelRectangle_{0}", level.Percent));
var rectangle = Chart.DrawRectangle(levelRectangleName, startTime, previousLevelPrice, endTime, price, level.FillColor, 0);
rectangle.IsFilled = level.IsFilled;
rectangle.IsInteractive = true;
rectangle.IsLocked = true;
if (level.ExtendToInfinity)
{
rectangle.Time2 = rectangle.Time2.AddMonths(100);
}
previousLevelPrice = price;
previousLevel = level;
}
}
protected override void OnMouseMove(ChartMouseEventArgs obj)
{
if (MouseUpNumber < 2 || _handleLine == null)
{
base.OnMouseMove(obj);
return;
}
_handleLine.Time2 = obj.TimeValue;
_handleLine.Y2 = obj.YValue;
var handleLineBarsNumber = _handleLine.GetBarsNumber(Chart.Bars, Chart.Symbol);
var mainFanLineSecondBarIndex = _handleLine.GetStartBarIndex(Chart.Bars, Chart.Symbol) + handleLineBarsNumber / 2;
MainFanLine.Time2 = Chart.Bars.GetOpenTime(mainFanLineSecondBarIndex, Chart.Symbol);
MainFanLine.Y2 = _handleLine.GetBottomPrice() + _handleLine.GetPriceDelta() / 2;
DrawSideFans(MainFanLine);
}
protected virtual void UpdateSideFans(ChartTrendLine mainFan, Dictionary <double, ChartTrendLine> sideFans)
{
var startBarIndex = mainFan.GetStartBarIndex(Chart.Bars, Chart.Symbol);
var endBarIndex = mainFan.GetEndBarIndex(Chart.Bars, Chart.Symbol);
var barsNumber = mainFan.GetBarsNumber(Chart.Bars, Chart.Symbol);
var mainFanPriceDelta = mainFan.GetPriceDelta();
for (var iFan = 0; iFan < SideFanSettings.Length; iFan++)
{
var fanSettings = SideFanSettings[iFan];
double y2;
DateTime time2;
if (fanSettings.Percent < 0)
{
var yAmount = mainFanPriceDelta * Math.Abs(fanSettings.Percent);
y2 = mainFan.Y2 > mainFan.Y1 ? mainFan.Y2 - yAmount : mainFan.Y2 + yAmount;
time2 = mainFan.Time2;
}
else
{
y2 = mainFan.Y2;
var barsPercent = barsNumber * fanSettings.Percent;
var barIndex = mainFan.Time2 > mainFan.Time1 ? endBarIndex - barsPercent : startBarIndex + barsPercent;
time2 = Chart.Bars.GetOpenTime(barIndex, Chart.Symbol);
}
ChartTrendLine fanLine;
if (!sideFans.TryGetValue(fanSettings.Percent, out fanLine))
{
continue;
}
fanLine.Time1 = mainFan.Time1;
fanLine.Time2 = time2;
fanLine.Y1 = mainFan.Y1;
fanLine.Y2 = y2;
}
}
private void DrawPercentLevels(ChartTrendLine medianLine, ChartTrendLine handleLine, long id)
{
var medianLineSecondBarIndex = Chart.Bars.GetBarIndex(medianLine.Time2, Chart.Symbol);
var handleLineFirstBarIndex = Chart.Bars.GetBarIndex(handleLine.Time1, Chart.Symbol);
var barsDelta = Math.Abs(medianLineSecondBarIndex - handleLineFirstBarIndex);
var lengthInMinutes = Math.Abs((medianLine.Time2 - handleLine.Time1).TotalMinutes) * 2;
var priceDelta = handleLine.GetPriceDelta() / 2;
var handleLineSlope = handleLine.GetSlope();
foreach (var levelSettings in _levelsSettings)
{
DrawLevel(medianLine, medianLineSecondBarIndex, barsDelta, lengthInMinutes, priceDelta, handleLineSlope, levelSettings.Value.Percent, levelSettings.Value.LineColor, id);
DrawLevel(medianLine, medianLineSecondBarIndex, barsDelta, lengthInMinutes, priceDelta, handleLineSlope, -levelSettings.Value.Percent, levelSettings.Value.LineColor, id);
}
}
protected virtual void DrawSideFans(ChartTrendLine mainFan)
{
var startBarIndex = mainFan.GetStartBarIndex(Chart.Bars, Chart.Symbol);
var endBarIndex = mainFan.GetEndBarIndex(Chart.Bars, Chart.Symbol);
var barsNumber = mainFan.GetBarsNumber(Chart.Bars, Chart.Symbol);
var mainFanPriceDelta = mainFan.GetPriceDelta();
for (var iFan = 0; iFan < SideFanSettings.Length; iFan++)
{
var fanSettings = SideFanSettings[iFan];
double y2;
DateTime time2;
if (fanSettings.Percent < 0)
{
var yAmount = mainFanPriceDelta * Math.Abs(fanSettings.Percent);
y2 = mainFan.Y2 > mainFan.Y1 ? mainFan.Y2 - yAmount : mainFan.Y2 + yAmount;
time2 = mainFan.Time2;
}
else
{
y2 = mainFan.Y2;
var barsPercent = barsNumber * fanSettings.Percent;
var barIndex = mainFan.Time2 > mainFan.Time1 ? endBarIndex - barsPercent : startBarIndex + barsPercent;
time2 = Chart.Bars.GetOpenTime(barIndex, Chart.Symbol);
}
var objectName = GetObjectName(string.Format("SideFan_{0}", fanSettings.Percent));
var trendLine = Chart.DrawTrendLine(objectName, mainFan.Time1, mainFan.Y1, time2, y2, fanSettings.Color, fanSettings.Thickness, fanSettings.Style);
trendLine.IsInteractive = true;
trendLine.IsLocked = true;
trendLine.ExtendToInfinity = true;
SideFanLines[fanSettings.Percent] = trendLine;
}
}
private void DrawOrUpdateHorizontalLines(ChartTrendLine mainFan, Dictionary <double, ChartTrendLine> horizontalLines)
{
var startTime = mainFan.GetStartTime();
var endTime = mainFan.GetEndTime();
var verticalDelta = mainFan.GetPriceDelta();
for (int i = 0; i < _settings.SideFanSettings.Length; i++)
{
var fanSettings = _settings.SideFanSettings[i];
if (fanSettings.Percent > 0)
{
continue;
}
var absolutePercent = Math.Abs(fanSettings.Percent);
var lineLevel = absolutePercent * verticalDelta;
var level = mainFan.Y2 > mainFan.Y1 ? mainFan.Y2 - lineLevel : mainFan.Y2 + lineLevel;
ChartTrendLine line;
if (horizontalLines.TryGetValue(absolutePercent, out line))
{
line.Time1 = startTime;
line.Time2 = endTime;
line.Y1 = level;
line.Y2 = level;
}
else if (_settings.ShowPriceLevels)
{
var objectName = GetObjectName(string.Format("HorizontalLine_{0}", absolutePercent.ToString(CultureInfo.InvariantCulture)));
line = Chart.DrawTrendLine(objectName, startTime, level, endTime, level, _settings.PriceLevelsColor, _settings.PriceLevelsThickness, _settings.PriceLevelsStyle);
line.IsInteractive = true;
line.IsLocked = true;
horizontalLines.Add(absolutePercent, line);
}
}
}
private void UpdateHandleLine(ChartTrendLine handleLine, ChartTrendLine mainFan)
{
var mainFanSecondBarIndex = Chart.Bars.GetBarIndex(mainFan.Time2, Chart.Symbol);
var handleLineHalfBarsNumber = handleLine.GetBarsNumber(Chart.Bars, Chart.Symbol) / 2;
var firstBarIndex = mainFanSecondBarIndex - handleLineHalfBarsNumber;
var secondBarIndex = mainFanSecondBarIndex + handleLineHalfBarsNumber;
handleLine.Time1 = Chart.Bars.GetOpenTime(firstBarIndex, Chart.Symbol);
handleLine.Time2 = Chart.Bars.GetOpenTime(secondBarIndex, Chart.Symbol);
var handleLineHalfPriceDelta = handleLine.GetPriceDelta() / 2;
var handleLineSlope = handleLine.GetSlope();
handleLine.Y1 = handleLineSlope > 0 ? mainFan.Y2 - handleLineHalfPriceDelta : mainFan.Y2 + handleLineHalfPriceDelta;
handleLine.Y2 = handleLineSlope > 0 ? mainFan.Y2 + handleLineHalfPriceDelta : mainFan.Y2 - handleLineHalfPriceDelta;
}
protected override void OnMouseMove(ChartMouseEventArgs obj)
{
if (MouseUpNumber == 1)
{
_zeroLine.Time2 = obj.TimeValue;
_zeroLine.Y2 = obj.YValue;
}
else if (MouseUpNumber == 2 && _zeroLine != null)
{
var onePercentLineName = GetObjectName("OnePercentLine");
var onePercentFirstBarIndex = Chart.Bars.GetBarIndex(obj.TimeValue, Chart.Symbol);
var zeroLineBarsDelta = _zeroLine.GetBarsNumber(Chart.Bars, Chart.Symbol);
var zeroLinePriceDelta = _zeroLine.GetPriceDelta();
var zeroLineSlope = _zeroLine.GetSlope();
double secondBarIndex, secondPrice;
if (_zeroLine.Time1 < _zeroLine.Time2)
{
secondBarIndex = onePercentFirstBarIndex + zeroLineBarsDelta;
secondPrice = zeroLineSlope > 0 ? obj.YValue + zeroLinePriceDelta : obj.YValue - zeroLinePriceDelta;
}
else
{
secondBarIndex = onePercentFirstBarIndex - zeroLineBarsDelta;
secondPrice = zeroLineSlope > 0 ? obj.YValue - zeroLinePriceDelta : obj.YValue + zeroLinePriceDelta;
}
_onePercentLine = Chart.DrawTrendLine(onePercentLineName, obj.TimeValue, obj.YValue, Chart.Bars.GetOpenTime(secondBarIndex, Chart.Symbol), secondPrice, Color, 1, LineStyle.Dots);
_onePercentLine.IsInteractive = true;
var levellines = DrawFibonacciLevels(_zeroLine, _onePercentLine, zeroLineSlope, Id);
foreach (var levelLine in levellines)
{
_otherLevelLines[levelLine.Key] = levelLine.Value;
}
}
}
private void UpdatePattern(ChartTrendLine mainLine, IOrderedEnumerable <KeyValuePair <double, ChartTrendLine> > levelLines, Dictionary <double, ChartRectangle> levelRectangles, ChartObject updatedChartObject)
{
var verticalDelta = mainLine.GetPriceDelta();
var previousLevelPrice = double.NaN;
FibonacciLevel previousLevel = null;
var startTime = mainLine.GetStartTime();
var endTime = mainLine.GetEndTime();
foreach (var levelLine in levelLines)
{
var percent = levelLine.Key;
var level = _levels.FirstOrDefault(iLevel => iLevel.Percent == percent);
if (level == null)
{
continue;
}
var levelAmount = percent == 0 ? 0 : verticalDelta * percent;
var price = mainLine.Y2 > mainLine.Y1 ? mainLine.Y2 - levelAmount : mainLine.Y2 + levelAmount;
levelLine.Value.Time1 = startTime;
levelLine.Value.Time2 = endTime;
levelLine.Value.Y1 = price;
levelLine.Value.Y2 = price;
if (previousLevel == null)
{
previousLevelPrice = price;
previousLevel = level;
continue;
}
ChartRectangle levelRectangle;
if (levelRectangles.TryGetValue(level.Percent, out levelRectangle))
{
if (levelLine.Value == updatedChartObject)
{
levelRectangle.Color = Color.FromArgb(level.FillColor.A, levelLine.Value.Color);
}
else if (levelRectangle == updatedChartObject)
{
levelLine.Value.Color = Color.FromArgb(level.LineColor.A, levelRectangle.Color);
}
}
ChartRectangle previousLevelRectangle;
if (!levelRectangles.TryGetValue(previousLevel.Percent, out previousLevelRectangle))
{
continue;
}
previousLevelRectangle.Time1 = startTime;
previousLevelRectangle.Time2 = previousLevel.ExtendToInfinity ? endTime.AddMonths(100) : endTime;
previousLevelRectangle.Y1 = previousLevelPrice;
previousLevelRectangle.Y2 = price;
previousLevelPrice = price;
previousLevel = level;
}
}
private Dictionary <double, ChartTrendLine> DrawFibonacciLevels(ChartTrendLine zeroLine, ChartTrendLine onePercentLine, double zeroLineSlope, long id, bool updateMainLineStlyes = true)
{
var zeroFirstBarIndex = Chart.Bars.GetBarIndex(zeroLine.Time1, Chart.Symbol);
var zeroSecondBarIndex = Chart.Bars.GetBarIndex(zeroLine.Time2, Chart.Symbol);
var onePercentFirstBarIndex = Chart.Bars.GetBarIndex(onePercentLine.Time1, Chart.Symbol);
var barsDelta = Math.Abs(zeroFirstBarIndex - onePercentFirstBarIndex);
var priceDelta = Math.Abs(zeroLine.Y1 - onePercentLine.Y1);
var zeroLineBarsDelta = zeroLine.GetBarsNumber(Chart.Bars, Chart.Symbol);
var zeroLinePriceDelta = zeroLine.GetPriceDelta();
var result = new Dictionary <double, ChartTrendLine>();
foreach (var level in _fibonacciLevels)
{
if (level.Percent == 0 && updateMainLineStlyes)
{
zeroLine.Color = level.LineColor;
zeroLine.Thickness = level.Thickness;
zeroLine.LineStyle = level.Style;
}
else if (level.Percent == 1 && updateMainLineStlyes)
{
onePercentLine.Color = level.LineColor;
onePercentLine.Thickness = level.Thickness;
onePercentLine.LineStyle = level.Style;
}
else
{
var levelName = GetObjectName(string.Format("Level_{0}", level.Percent.ToString(CultureInfo.InvariantCulture)), id);
var barsAmount = barsDelta * level.Percent;
var priceAmount = priceDelta * level.Percent;
double firstBarIndex, secondBarIndex, firstPrice, secondPrice;
if (onePercentLine.Time1 < zeroLine.Time1)
{
firstPrice = onePercentLine.Y1 > zeroLine.Y1 ? zeroLine.Y1 + priceAmount : zeroLine.Y1 - priceAmount;
if (zeroLine.Time1 < zeroLine.Time2)
{
firstBarIndex = zeroFirstBarIndex - barsAmount;
secondBarIndex = firstBarIndex + zeroLineBarsDelta;
secondPrice = zeroLineSlope > 0 ? firstPrice + zeroLinePriceDelta : firstPrice - zeroLinePriceDelta;
}
else
{
firstBarIndex = zeroFirstBarIndex - barsAmount;
secondBarIndex = firstBarIndex - zeroLineBarsDelta;
secondPrice = zeroLineSlope > 0 ? firstPrice - zeroLinePriceDelta : firstPrice + zeroLinePriceDelta;
}
}
else
{
firstPrice = onePercentLine.Y1 > zeroLine.Y1 ? zeroLine.Y1 + priceAmount : zeroLine.Y1 - priceAmount;
if (zeroLine.Time1 < zeroLine.Time2)
{
firstBarIndex = zeroFirstBarIndex + barsAmount;
secondBarIndex = firstBarIndex + zeroLineBarsDelta;
secondPrice = zeroLineSlope > 0 ? firstPrice + zeroLinePriceDelta : firstPrice - zeroLinePriceDelta;
}
else
{
firstBarIndex = zeroFirstBarIndex + barsAmount;
secondBarIndex = firstBarIndex - zeroLineBarsDelta;
secondPrice = zeroLineSlope > 0 ? firstPrice - zeroLinePriceDelta : firstPrice + zeroLinePriceDelta;
}
}
var firstTime = Chart.Bars.GetOpenTime(firstBarIndex, Chart.Symbol);
var secondTime = Chart.Bars.GetOpenTime(secondBarIndex, Chart.Symbol);
var levelLine = Chart.Objects.FirstOrDefault(iObject => iObject.Name.Equals(levelName, StringComparison.OrdinalIgnoreCase)) as ChartTrendLine;
if (levelLine != null)
{
levelLine.Time1 = firstTime;
levelLine.Time2 = secondTime;
levelLine.Y1 = firstPrice;
levelLine.Y2 = secondPrice;
}
else
{
levelLine = Chart.DrawTrendLine(levelName, firstTime, firstPrice, secondTime, secondPrice, level.LineColor, level.Thickness, level.Style);
}
levelLine.IsInteractive = true;
levelLine.IsLocked = true;
result.Add(level.Percent, levelLine);
}
}
return(result);
}
