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 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 DrawOrUpdateVerticalLines(ChartTrendLine mainFan, Dictionary <double, ChartTrendLine> verticalLines)
{
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 rectangleEndTime = mainFan.GetEndTime();
for (int i = 0; i < _settings.SideFanSettings.Length; i++)
{
var fanSettings = _settings.SideFanSettings[i];
if (fanSettings.Percent < 0)
{
continue;
}
var lineLevel = fanSettings.Percent * barsNumber;
var barIndex = mainFan.Time1 > mainFan.Time2 ? startBarIndex + lineLevel : endBarIndex - lineLevel;
var time = Chart.Bars.GetOpenTime(barIndex, Chart.Symbol);
if (time > rectangleEndTime)
{
time = rectangleEndTime;
}
ChartTrendLine line;
if (verticalLines.TryGetValue(fanSettings.Percent, out line))
{
line.Time1 = time;
line.Time2 = time;
line.Y1 = mainFan.Y1;
line.Y2 = mainFan.Y2;
}
else if (_settings.ShowTimeLevels)
{
var objectName = GetObjectName(string.Format("VerticalLine_{0}", fanSettings.Percent.ToString(CultureInfo.InvariantCulture)));
line = Chart.DrawTrendLine(objectName, time, mainFan.Y1, time, mainFan.Y2, _settings.TimeLevelsColor, _settings.TimeLevelsThickness, _settings.TimeLevelsStyle);
line.IsInteractive = true;
line.IsLocked = true;
verticalLines.Add(fanSettings.Percent, line);
}
}
}
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;
}
}
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;
}
}
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);
}
