protected override void OnBarUpdate()
{
if (CurrentBar < Math.Max(Length, 5))
{
return;
}
_vOpen.Set(VChart(Length, Open));
_vHigh.Set(VChart(Length, High));
_vLow.Set(VChart(Length, Low));
VClose.Set(VChart(Length, Close));
//Text Section
if (_textWarnings)
{
if (VClose[0] < -8)
{
DrawTextFixed("Oversold2", " Significantly Oversold!", TextPosition.BottomLeft, Color.Black,
new Font("Arial", 10), Color.Red, Color.Red, 7);
}
else
{
RemoveDrawObject("Oversold2");
}
if (VClose[0] > 8)
{
DrawTextFixed("Overbought2", " Significantly Overbought!", TextPosition.BottomLeft, Color.Black,
new Font("Arial", 10), Color.Red, Color.Red, 7);
}
else
{
RemoveDrawObject("Overbought2");
}
if (VClose[0] < -4 && VClose[0] > -8)
{
DrawTextFixed("Oversold1", " Moderately Oversold", TextPosition.BottomLeft, Color.Black,
new Font("Arial", 10), Color.Gold, Color.Gold, 7);
}
else
{
RemoveDrawObject("Oversold1");
}
if (VClose[0] > 4 && VClose[0] < 8)
{
DrawTextFixed("Overbought1", " Moderately Overbought", TextPosition.BottomLeft, Color.Black,
new Font("Arial", 10), Color.Gold, Color.Gold, 7);
}
else
{
RemoveDrawObject("Overbought1");
}
if (VClose[0] > -4 && VClose[0] < 4)
{
DrawTextFixed("FairValue", " Fair Value", TextPosition.BottomLeft, Color.Black,
new Font("Arial", 10), Color.Green, Color.Green, 7);
}
else
{
RemoveDrawObject("FairValue");
}
}
if (_soundWarnings)
{
if (VClose[0] < -8.00)
{
Alert("AlertOS", Priority.High, "Significantly Oversold", "vc.wav", _alertoff, Color.Black, Color.Red);
}
if (VClose[0] > 8.00)
{
Alert("AlertOB", Priority.High, "Significantly Overbought", "vc.wav", _alertoff, Color.Black,
Color.Red);
}
}
if (!_dotdraw)
{
return;
}
if (_vLow[0] < -8.00)
{
DrawDiamond(CurrentBar + "dot", false, 0, Low[0] - _mltpl * TickSize, _colorDotOversold);
}
if (_vHigh[0] > 8.00)
{
DrawDiamond(CurrentBar + "dot", false, 0, High[0] + _mltpl * TickSize, _colorDotOverbought);
}
}
public override void Plot(Graphics graphics, Rectangle bounds, double min, double max)
{
int barPaintWidth = ChartControl.ChartStyle.GetBarPaintWidth(ChartControl.BarWidth);
SolidBrush brushUp = new SolidBrush(_upColor);
SolidBrush brushDown = new SolidBrush(_downColor);
int penwidth = Math.Max(1, ChartControl.BarWidth - 2);
int offset = Math.Max(1, (barPaintWidth / 2 - 2));
Pen myPen = new Pen(_outlineColor);
if (_mainChartSettings)
{
switch (ChartControl.ChartStyle.ChartStyleType.ToString())
{
case "OHLC":
_vCt = ValueChartStyle.OHLC;
break;
case "HiLoBars":
_vCt = ValueChartStyle.HiLoBars;
break;
case "CandleStick":
_vCt = ValueChartStyle.CandleStick;
break;
case "LineOnClose":
_vCt = ValueChartStyle.LineOnClose;
break;
default:
_vCt = ValueChartStyle.OHLC;
break;
}
_upColor = ChartControl.ChartStyle.UpColor;
_downColor = ChartControl.ChartStyle.DownColor;
_outlineColor = ChartControl.ChartStyle.Pen.Color;
_outlineWidth = ChartControl.ChartStyle.Pen.Width;
}
int m8 = ChartControl.GetYByValue(this, -8);
int m4 = ChartControl.GetYByValue(this, -4);
int p8 = ChartControl.GetYByValue(this, 8);
int p4 = ChartControl.GetYByValue(this, 4);
if (_changeBackground)
{
graphics.FillRectangle(new SolidBrush(_extremeOver), 0, bounds.Y, ChartControl.Right,
(int)((max - 8.0) / ChartControl.MaxMinusMin(max, min) * bounds.Height));
graphics.FillRectangle(new SolidBrush(_moderateOver), 0, bounds.Y +
(int)
((max - 8.0) / ChartControl.MaxMinusMin(max, min) *
bounds.Height), ChartControl.Right,
(int)((4.0) / ChartControl.MaxMinusMin(max, min) * bounds.Height + 1));
graphics.FillRectangle(new SolidBrush(_moderateOver), 0, bounds.Y +
(int)
((max + 4.0) / ChartControl.MaxMinusMin(max, min) *
bounds.Height), ChartControl.Right,
(int)((4.0) / ChartControl.MaxMinusMin(max, min) * bounds.Height + 1));
graphics.FillRectangle(new SolidBrush(_extremeOver), 0, bounds.Y +
(int)
((max + 8.0) / ChartControl.MaxMinusMin(max, min) *
bounds.Height), ChartControl.Right,
bounds.Height -
(int)((max + 8) / ChartControl.MaxMinusMin(max, min) * bounds.Height));
}
graphics.DrawLine(new Pen(Color.Red), 0, m8, ChartControl.Right, m8);
graphics.DrawLine(new Pen(Color.Green), 0, m4, ChartControl.Right, m4);
graphics.DrawLine(new Pen(Color.Green), 0, p4, ChartControl.Right, p4);
graphics.DrawLine(new Pen(Color.Red), 0, p8, ChartControl.Right, p8);
for (int idx = LastBarIndexPainted; idx >= FirstBarIndexPainted; idx--)
{
if (idx - Displacement < 0 || idx - Displacement >= Bars.Count || (!ChartControl.ShowBarsRequired && idx - Displacement < BarsRequired))
{
continue;
}
double valH = _vHigh.Get(idx);
double valL = _vLow.Get(idx);
double valC = VClose.Get(idx);
double valO = _vOpen.Get(idx);
int x = ChartControl.GetXByBarIdx(BarsArray[0], idx);
int y1 = ChartControl.GetYByValue(this, valO);
int y2 = ChartControl.GetYByValue(this, valH);
int y3 = ChartControl.GetYByValue(this, valL);
int y4 = ChartControl.GetYByValue(this, valC);
switch (_vCt)
{
case ValueChartStyle.OHLC:
myPen.Color = (y4 > y1) ? _downColor : _upColor;
myPen.Width = penwidth;
graphics.DrawLine(myPen, x, y2 - penwidth / 2, x, y3 + penwidth / 2);
graphics.DrawLine(myPen, x - offset, y1, x, y1);
graphics.DrawLine(myPen, x, y4, x + offset, y4);
break;
case ValueChartStyle.CandleStick:
if (y4 > y1)
{
graphics.FillRectangle(brushDown, x - barPaintWidth / 2 + 1, y1, barPaintWidth - 1, y4 - y1);
graphics.DrawRectangle(new Pen(_outlineColor, _outlineWidth),
(x - barPaintWidth / 2) + (_outlineWidth / 2), y1,
barPaintWidth - _outlineWidth, y4 - y1);
}
if (y4 < y1)
{
graphics.FillRectangle(brushUp, x - barPaintWidth / 2 + 1, y4, barPaintWidth - 1, y1 - y4);
graphics.DrawRectangle(new Pen(_outlineColor, _outlineWidth),
(x - barPaintWidth / 2) + (_outlineWidth / 2), y4,
barPaintWidth - _outlineWidth, y1 - y4);
}
graphics.DrawLine(new Pen(_outlineColor, _outlineWidth), x, y2, x, Math.Min(y1, y4));
graphics.DrawLine(new Pen(_outlineColor, _outlineWidth), x, y3, x, Math.Max(y1, y4));
if (y1 == y4)
{
graphics.DrawLine(new Pen(_outlineColor, _outlineWidth), x - barPaintWidth / 2 + 1, y1,
x - barPaintWidth / 2 + barPaintWidth - 2, y4);
}
break;
case ValueChartStyle.HiLoBars:
myPen.Color = (y4 > y1) ? _downColor : _upColor;
myPen.Width = penwidth;
graphics.DrawLine(myPen, x, y2, x, y3);
if (y2 == y3)
{
graphics.DrawLine(myPen, x - penwidth / 2, y2, x - penwidth / 2 + penwidth, y3);
}
break;
case ValueChartStyle.LineOnClose:
myPen.Color = _upColor;
myPen.Width = ChartControl.BarWidth;
if ((idx - 1) >= 0)
{
int prevx = ChartControl.GetXByBarIdx(BarsArray[0], idx - 1);
int prevy = ChartControl.GetYByValue(this, VClose.Get(idx - 1));
SmoothingMode oldSmoothingMode = graphics.SmoothingMode;
graphics.SmoothingMode = SmoothingMode.AntiAlias;
graphics.DrawLine(myPen, prevx, prevy, x, y4);
graphics.SmoothingMode = oldSmoothingMode;
}
break;
default:
break;
}
}
}